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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.397 by root, Mon Nov 19 15:47:14 2007 UTC vs.
Revision 1.454 by root, Thu Sep 25 12:14:32 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;	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;
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;
		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
		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";
41	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
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		74
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		76
50	our %COMMAND = ();	77	our %COMMAND = ();
51	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	81	our %EXTCMD = ();
55	our %EXTICMD = ();	82	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
58		85
59	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	87	our @EVENT;
61		88
62	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	90	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
73		104
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	107	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		109
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	113	our $DB_ENV;
87		114
88	our %CFG;	115	our %CFG;
89		116
90	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
92		120
93	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
96		124
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		127
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
103		134
104	binmode STDOUT;	135	binmode STDOUT;
105	binmode STDERR;	136	binmode STDERR;
106		137
107	# read virtual server time, if available	138	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
112	}	143	}
113		144
114	mkdir $_	145	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
191	$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;
192		223
193	LOG llevError, $msg;	224	LOG llevError, $msg;
194	};	225	};
195	}	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#?
196		242
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	253	for my $pkg (qw(
208	cf::global cf::attachable	254	cf::global cf::attachable
209	cf::object cf::object::player	255	cf::object cf::object::player
210	cf::client cf::player	256	cf::client cf::player
211	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
212	cf::map cf::party cf::region	259	cf::party cf::region
213	)) {	260	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	262	}
217		263
218	$EV::DIED = sub {	264	$EV::DIED = sub {
219	warn "error in event callback: @_";	265	warn "error in event callback: @_";
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	293	$d
248	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
249	}	295	}
250		296
251	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
252		298
253	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
254		300
255	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
256		302
257	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
258		304
259	=cut	305	=cut
260		306
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		308
263	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
265		325
266	=item cf::lock_wait $string	326	=item cf::lock_wait $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
297	return;#d#	357	return;#d#
298	}#d#	358	}#d#
299		359
300	# wait for lock, if any	360	# wait for lock, if any
301	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
302	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;	364	Coro::schedule;
304	}	365	}
305	}	366	}
306		367
…		…
325		386
326	! ! $LOCK{$key}	387	! ! $LOCK{$key}
327	}	388	}
328		389
329	sub freeze_mainloop {	390	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
331		392
332	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	394	}
338		395
339	=item cf::periodic $interval, $cb	396	=item cf::periodic $interval, $cb
340		397
341	Like EV::periodic, but randomly selects a starting point so that the actions	398	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
396	}	453	}
397	}	454	}
398	};	455	};
399		456
400	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
401	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
402		461
403	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
404	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
405		464
…		…
442	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
444		503
445	LOG llevError, Carp::longmess "sync job";#d#	504	LOG llevError, Carp::longmess "sync job";#d#
446		505
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
450		507
451	my $busy = 1;	508	my $busy = 1;
452	my @res;	509	my @res;
453		510
…		…
464	} else {	521	} else {
465	EV::loop EV::LOOP_ONESHOT;	522	EV::loop EV::LOOP_ONESHOT;
466	}	523	}
467	}	524	}
468		525
469	$time = EV::time - $time;	526	my $time = EV::time - $time;
470		527
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
475		529
476	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
477	} else {	531	} else {
478	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
479		533
…		…
521	reset_signals;	575	reset_signals;
522	&$cb	576	&$cb
523	}, @args;	577	}, @args;
524		578
525	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
526	}	607	}
527		608
528	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
529		610
530	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
669		750
670	#############################################################################	751	#############################################################################
671		752
672	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
673		754
674	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
675	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")
676	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
677		758
678	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>
679	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
…		…
729	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
730		811
731	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
733		814
734	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
735	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.
736		817
737	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
738		819
739	=over 4	820	=over 4
…		…
967	}	1048	}
968		1049
969	0	1050	0
970	}	1051	}
971		1052
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1054
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1056
976	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
977		1058
…		…
1030		1111
1031	sub reattach {	1112	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1114	my ($obj) = @_;
1034		1115
		1116	# no longer needed after getting rid of delete_package?
1035	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
1036		1118
1037	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
1038		1120
1039	@$registry = ();	1121	@$registry = ();
1040		1122
…		…
1055	cf::attachable->attach (	1137	cf::attachable->attach (
1056	prio => -1000000,	1138	prio => -1000000,
1057	on_instantiate => sub {	1139	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1059		1141
1060	$data = from_json $data;	1142	$data = decode_json $data;
1061		1143
1062	for (@$data) {	1144	for (@$data) {
1063	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1064		1146
1065	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1086	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1089		1171
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1094	close $fh;	1176	aio_close $fh;
1095		1177
1096	if (@$objs) {	1178	if (@$objs) {
1097	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) {
1098	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1102	close $fh;	1184	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1186	}
1105	} else {	1187	} else {
1106	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1107	}	1189	}
…		…
1276		1358
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1361
1280	$ext{source} =	1362	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1283	. $source	1365	. $source
1284	. "\n};\n1";	1366	. "\n};\n1";
1285		1367
1286	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1302	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1303	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1304		1386
1305	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1306	warn $msg;	1388	warn $msg;
1307	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1308	exit 1;
1309	}	1390	}
1310		1391
1311	warn $msg;	1392	warn $msg;
1312	}	1393	}
1313		1394
…		…
1327		1408
1328	=back	1409	=back
1329		1410
1330	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1331		1412
1332	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1333		1414
1334	=cut	1415	=cut
1335		1416
1336	package cf::player;	1417	package cf::player;
1337		1418
…		…
1380		1461
1381	sub exists($) {	1462	sub exists($) {
1382	my ($login) = @_;	1463	my ($login) = @_;
1383		1464
1384	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1386	}	1467	}
1387		1468
1388	sub find($) {	1469	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1471	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1484	or return;
1404		1485
1405	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1406	or return;	1487	or return;
		1488
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1410	}	1492	}
1411	}	1493	}
…		…
1421		1503
1422	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1423		1505
1424	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1426		1510
1427	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1512	cf::cede_to_tick;
1429	}	1513	}
1430		1514
…		…
1462	my ($pl) = @_;	1546	my ($pl) = @_;
1463		1547
1464	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1465		1549
1466	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1467	$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
1468		1552
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1473		1559
1474	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1600
1515	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1516	my $path = path $login;	1602	my $path = path $login;
1517		1603
1518	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1610	}
1524		1611
…		…
1555	}	1642	}
1556		1643
1557	\@paths	1644	\@paths
1558	}	1645	}
1559		1646
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1648
1562	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1650
1653	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1654		1652
1655	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1656		1654
…		…
1723	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1725		1723
1726	sub generate_random_map {	1724	sub generate_random_map {
1727	my ($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
1728	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1730	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1854		1855
1855	# the temporary/swap location	1856	# the temporary/swap location
1856	sub save_path {	1857	sub save_path {
1857	my ($self) = @_;	1858	my ($self) = @_;
1858		1859
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1861	}	1862	}
1862		1863
1863	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1864	sub uniq_path {	1865	sub uniq_path {
1865	my ($self) = @_;	1866	my ($self) = @_;
1866		1867
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1869	}	1870	}
1870		1871
1871	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1872	# all maps in C++...	1873	# all maps in C++...
…		…
1970		1971
1971	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1973		1974
1974	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	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";
1977		1978
1978	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1979	or return;	1980	or return;
1980		1981
1981	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1984	or return;	1985	or return;
1985		1986
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1989	undef $guard1;	1991	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	1992	$map->reset;
1992	return find $path;	1993	return find $path;
1993	}	1994	}
1994		1995
1995	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2024	$f->skip_block;
2024	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
2025	or return;	2026	or return;
2026		2027
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
2028	if delete $self->{load_original};	2029	if delete $self->{load_original};
2029		2030
2030	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2032	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
2058	}	2059	}
2059		2060
2060	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
2062		2063
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2065	}
2065		2066
2066	$self->post_load;	2067	$self->post_load;
2067	}	2068	}
2068		2069
…		…
2126	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2127		2128
2128	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2129		2130
2130	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2133	}
2133		2134
2134	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2135		2136
2136	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
…		…
2173	cf::async {	2174	cf::async {
2174	$Coro::current->{desc} = "map player save";	2175	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2176	};	2177	};
2177		2178
		2179	cf::get_slot 0.02;
		2180
2178	if ($uniq) {	2181	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2184	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2190	$self->save;	2193	$self->save;
2191		2194
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2196
2194	return if $self->players;	2197	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2196	return if $self->{deny_save};	2199	return if $self->{deny_save};
2197		2200
2198	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2199		2202
2200	$self->deactivate;	2203	$self->deactivate;
…		…
2318		2321
2319	sub unique_maps() {	2322	sub unique_maps() {
2320	[	2323	[
2321	map {	2324	map {
2322	utf8::decode $_;	2325	utf8::decode $_;
2323	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2324	? normalise $_	2329	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2331	]
2328	}	2332	}
2329		2333
2330	package cf;
2331
2332	=back	2334	=back
2333		2335
2334	=head3 cf::object	2336	=head3 cf::object
2335		2337
2336	=cut	2338	=cut
…		…
2339		2341
2340	=over 4	2342	=over 4
2341		2343
2342	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2343		2345
2344	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.
2345		2348
2346	=cut	2349	=cut
2347		2350
2348	sub inv_recursive_;	2351	sub inv_recursive_;
2349	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2355	}	2358	}
2356		2359
2357	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2358		2361
2359	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.
2360		2363
2361	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2362		2365
2363	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,
2364	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2396	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
2397	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2398		2401
2399	=cut	2402	=cut
2400		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
2401	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2419	# with dialog boxes.
2403	#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
2404	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2435
2419	} else {	2436	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2439	}
2423	}	2440	}
2424	}	2441	}
2425		2442
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2468
2452	=item $player_object->enter_link	2469	=item $player_object->enter_link
2453		2470
2454	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}>).
2455		2472
2456	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.
2457	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.
2458		2477
2459	Will never block.	2478	Will never block.
2460		2479
2461	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2462		2481
…		…
2520		2539
2521	$map->load;	2540	$map->load;
2522	$map->load_neighbours;	2541	$map->load_neighbours;
2523		2542
2524	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;	2545	$self->activate_recursive;
2526		2546
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2529	}	2549	}
…		…
2533	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
2534	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2535	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
2536	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
2537	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 >>.
2538		2561
2539	=cut	2562	=cut
2540		2563
2541	our $GOTOGEN;	2564	our $GOTOGEN;
2542		2565
…		…
2621	}	2644	}
2622		2645
2623	sub prepare_random_map {	2646	sub prepare_random_map {
2624	my ($exit) = @_;	2647	my ($exit) = @_;
2625		2648
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2651	# that depends on the exit object
2631		2652
2632	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2655	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2639	}	2662	}
2640		2663
2641	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2642		2665
2643	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2646		2669
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2672	undef $fh;
2650	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2651		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2654	}	2681	}
2655	}	2682	}
2656		2683
2657	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2659		2686
2660	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2661		2688
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2689	$self->enter_link;
2674		2690
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2691	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2692	$Coro::current->{desc} = "enter_exit";
2681		2693
2682	$self->deactivate_recursive; # just to be sure
2683	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
2684	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2685		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
2686	1;	2715	1
2687	}) {	2716	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "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. "
2690	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2721
2693	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2759	id => "infobox",	2788	id => "infobox",
2760	title => "Body Parts",	2789	title => "Body Parts",
2761	reply => undef,	2790	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2791	tooltip => "Shows which body parts you posess and are available",
2763	},	2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
2764	"c/uptime" => {	2799	"c/uptime" => {
2765	id => "infobox",	2800	id => "infobox",
2766	title => "Uptime",	2801	title => "Uptime",
2767	reply => undef,	2802	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	2803	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	2806	id => "infobox",
2772	title => "Map Info",	2807	title => "Map Info",
2773	reply => undef,	2808	reply => undef,
2774	tooltip => "Information related to the maps",	2809	tooltip => "Information related to the maps",
2775	},	2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2776	);	2817	);
2777		2818
2778	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2780		2821
2781	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2782		2824
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		2826
2785	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	2828	if ($CHANNEL{$channel}) {
…		…
2807	if ($self->can_msg) {	2849	if ($self->can_msg) {
2808	# default colour, mask it out	2850	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2811		2853
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2813	[$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);
2814	} else {	2870	} else {
2815	if ($color >= 0) {	2871	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {	2873	for ($msg) {
2818	1 while	2874	1 while
…		…
3017		3073
3018	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
3019		3075
3020	cf::object	3076	cf::object
3021	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
3022	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
3023		3079
3024	cf::object::player	3080	cf::object::player
3025	player	3081	player
3026		3082
3027	cf::player	3083	cf::player
…		…
3032		3088
3033	=cut	3089	=cut
3034		3090
3035	for (	3091	for (
3036	["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
3037	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3094	decrease split destroy change_exp)],
3039	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
3041	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
3042	) {	3098	) {
3043	no strict 'refs';	3099	no strict 'refs';
…		…
3148	{	3204	{
3149	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3150		3206
3151	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3153	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3157		3214
3158	cf::cede_to_tick;	3215	cf::cede_to_tick;
3159	}	3216	}
3160		3217
3161	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3163	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3164	or next;	3222	or next;
		3223
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3227	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3187	{	3246	{
3188	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3191		3250
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;	3254	my $data;
3197		3255
3198	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3199	# prepend meta info	3257	# prepend meta info
3200		3258
3201	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3202	name => $name,	3260	name => $name,
3203	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3204	});	3262	});
3205		3263
3206	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3207	} else {	3271	} else {
3208	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3209	}	3273	}
3210		3274
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3275	cf::cede_to_tick;
3215	}	3276	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3280
3236	1	3281	1
3237	}	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 => $face;
		3300	}
		3301	}
		3302	});
3238		3303
3239	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3241		3306
3242	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3244	}	3309	}
3245	};	3310	};
		3311
		3312	sub load_resource_file($) {
		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	$status
		3320	}
3246		3321
3247	sub reload_regions {	3322	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3324	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3339	}
3265		3340
3266	sub reload_archetypes {	3341	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3344	}
3275		3345
3276	sub reload_treasures {	3346	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3279	}	3349	}
3280		3350
3281	sub reload_resources {	3351	sub reload_resources {
3282	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3283		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3284	reload_regions;	3356	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3357	reload_treasures;
3289		3358
3290	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3360	}
3296		3361
3297	sub reload_config {	3362	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3364	or return;
3300		3365
3301	local $/;	3366	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3303		3368
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3305		3370
3306	$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};
3307	$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};
…		…
3313	};	3378	};
3314	warn $@ if $@;	3379	warn $@ if $@;
3315	}	3380	}
3316	}	3381	}
3317		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
3318	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
3319	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3321	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#
3322	(async {	3421	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3423	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3326	};	3425	};
3327		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3328	reload_config;	3431	reload_config;
3329	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
3330	load_extensions;	3445	load_extensions;
3331		3446
3332	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
3333	$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
3334	EV::loop;	3455	EV::loop;
3335	}	3456	}
3336		3457
3337	#############################################################################	3458	#############################################################################
3338	# initialisation and cleanup	3459	# initialisation and cleanup
…		…
3345	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3346	};	3467	};
3347	}	3468	}
3348	}	3469	}
3349		3470
3350	sub write_runtime {	3471	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";
3352
3353	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3355		3474
3356	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3476
3358	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3359		3478
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3361	or return;	3480	or return;
3362		3481
3363	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3376		3495
3377	close $fh	3496	close $fh
3378	or return;	3497	or return;
3379		3498
3380	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3500	and return;
3382		3501
3383	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3384		3503
3385	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	if ($value < 1024) {
		3524	warn "cowardly refusing to write low uuid value ($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 };
3386	}	3555	}
3387		3556
3388	sub emergency_save() {	3557	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3390		3559
…		…
3412	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3413		3582
3414	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3417	};	3590	};
3418		3591
3419	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3420	}	3593	}
3421		3594
3422	sub post_cleanup {	3595	sub post_cleanup {
3423	my ($make_core) = @_;	3596	my ($make_core) = @_;
3424		3597
3425	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3426	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 $pkg\n";#d#
3427	}	3629	}
3428		3630
3429	sub do_reload_perl() {	3631	sub do_reload_perl() {
3430	# can/must only be called in main	3632	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3432	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3433	return;	3635	return;
3434	}	3636	}
3435		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3436	warn "reloading...";	3641	warn "reloading...";
3437		3642
3438	warn "entering sync_job";	3643	warn "entering sync_job";
3439		3644
3440	cf::sync_job {	3645	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3442	cf::emergency_save;	3647	cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3444		3649
3445	warn "syncing database to disk";	3650	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3447		3652
3448	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3449		3654
3450	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3456	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();
3464
3465	warn "removing commands";
3466	%COMMAND = ();
3467
3468	warn "removing ext/exti commands";
3469	%EXTCMD = ();
3470	%EXTICMD = ();
3471
3472	warn "unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";
3475
3476	if (my $cb = $pkg->can ("unload")) {
3477	eval {
3478	$cb->($pkg);
3479	1
3480	} or warn "$pkg unloaded, but with errors: $@";
3481	}	3658	}
3482		3659
3483	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3484	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3485	}	3662	%EXT_CORO = ();
3486		3663
3487	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3488	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3491	warn "... unloading $k";	3673	warn "... unloading $pkg";
3492	delete $INC{$k};
3493		3674
3494	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;
3496
3497	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3498	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3499	}	3684	}
3500		3685
3501	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 $k;
3502	}	3701	}
3503		3702
3504	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3506	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);
3507		3706
3508	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3511		3710
3512	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3513	# and global variables created in xs	3712	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3515		3714
3516	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3517		3716
3518	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3519	require cf;	3718	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3521		3720
3522	warn "loading config and database again";	3721	warn "loading config and database again";
3523	cf::reload_config;	3722	cf::reload_config;
3524		3723
3525	warn "loading extensions";	3724	warn "loading extensions";
3526	cf::load_extensions;	3725	cf::load_extensions;
3527		3726
3528	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3531	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3534		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3535	warn "leaving sync_job";	3737	warn "leaving sync_job";
3536		3738
3537	1	3739	1
3538	} or do {	3740	} or do {
3539	warn $@;	3741	warn $@;
3540	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3541	exit 1;
3542	};	3743	};
3543		3744
3544	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3545	};	3748	};
3546		3749
3547	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3548		3751
3549	sub reload_perl() {	3752	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3552		3755
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
		3757	do_reload_perl;
3554	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3555	do_reload_perl;
3556	};	3759	};
3557	}	3760	}
3558		3761
3559	register_command "reload" => sub {	3762	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
…		…
3574		3777
3575	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3577		3780
3578	sub wait_for_tick {	3781	sub wait_for_tick {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3581		3783
3582	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	3786	$signal->wait;
3585	}	3787	}
3586		3788
3587	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3590		3791
3591	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	3794	$signal->wait;
3594	}	3795	}
3595		3796
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3797	sub tick {
3597	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3600	return;	3801	return;
3601	}	3802	}
3602		3803
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3606		3805
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	3808	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	3809	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	3810	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	3811	or warn "ERROR: unable to write runtime file: $!";
3616	};	3812	};
3617	}	3813	}
3618		3814
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3621	}	3817	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	3819	$sig->send;
3624	}	3820	}
3625		3821
3626	$LOAD = ($NOW - $tick_start) / $TICK;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		3824
3629	_post_tick;	3825	if (0) {
3630	};	3826	if ($NEXT_TICK) {
3631	$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	}
3632		3833
3633	{	3834	{
		3835	# configure BDB
		3836
3634	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3635	BDB::max_poll_time $TICK * 0.1;	3838	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	3839	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		3840
3653	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| 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;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		3848
3660	cf::sync_job {	3849	cf::sync_job {
3661	eval {	3850	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	3873	};
3685	}	3874	}
3686		3875
3687	{	3876	{
		3877	# configure IO::AIO
		3878
3688	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	3881	undef $AnyEvent::AIO::WATCHER;
3693	}	3882	}
3694		3883
3695	my $_log_backtrace;	3884	my $_log_backtrace;
3696		3885
3697	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3700	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3701		3890
3702	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3704	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3705	async {	3895	async {
3706	$Coro::current->{desc} = "abt $msg";	3896	$Coro::current->{desc} = "abt $msg";
3707		3897
3708	my @bt = fork_call {	3898	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	3910	}
3721		3911
3722	@funcs	3912	@funcs
3723	};	3913	};
3724		3914
3725	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	3918	--$_log_backtrace;
3728	};	3919	};
3729	} else {	3920	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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