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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 2009 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
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;	56	use Digest::MD5;
31	use Fcntl;	57	use Fcntl;
32	use YAML ();	58	use YAML ();
33	use IO::AIO 2.51 ();	59	use IO::AIO ();
34	use Time::HiRes;	60	use Time::HiRes;
35	use Compress::LZF;	61	use Compress::LZF;
36	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
37		65
38	# configure various modules to our taste	66	# configure various modules to our taste
39	#	67	#
40	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
45		76
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
47		78
48	our %COMMAND = ();	79	our %COMMAND = ();
49	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
52	our %EXTCMD = ();	83	our %EXTCMD = ();
53	our %EXTICMD = ();	84	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
56		87
57	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	89	our @EVENT;
59		90
60	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	92	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
71	our %RESOURCE;	105	our %RESOURCE;
72		106
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	109	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		111
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	115	our $DB_ENV;
85		116
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
221	for my $pkg (qw(	257	for my $pkg (qw(
222	cf::global cf::attachable	258	cf::global cf::attachable
223	cf::object cf::object::player	259	cf::object cf::object::player
224	cf::client cf::player	260	cf::client cf::player
225	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
226	cf::map cf::party cf::region	263	cf::party cf::region
227	)) {	264	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	266	}
231		267
232	$EV::DIED = sub {	268	$EV::DIED = sub {
233	warn "error in event callback: @_";	269	warn "error in event callback: @_";
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		312
277	sub encode_json($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
279		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
		329
280	=item cf::lock_wait $string	330	=item cf::lock_wait $string
281		331
282	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
283		333
284	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
285		335
286	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
287	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
288	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
289	returned.	339	returned.
290		340
291	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
292	deadlocked coro.	342	deadlocked coro.
…		…
298		348
299	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
300		350
301	=cut	351	=cut
302		352
303	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		354
306	sub lock_wait($) {	355	sub lock_wait($) {
307	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	357	}
320		358
321	sub lock_acquire($) {	359	sub lock_acquire($) {
322	my ($key) = @_;	360	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	361	}
336		362
337	sub lock_active($) {	363	sub lock_active($) {
338	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	365	}
342		366
343	sub freeze_mainloop {	367	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
345		369
346	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	371	}
352		372
353	=item cf::periodic $interval, $cb	373	=item cf::periodic $interval, $cb
354		374
355	Like EV::periodic, but randomly selects a starting point so that the actions	375	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
410	}	430	}
411	}	431	}
412	};	432	};
413		433
414	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
415	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
416		438
417	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
418	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
419		441
…		…
456	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
458		480
459	LOG llevError, Carp::longmess "sync job";#d#	481	LOG llevError, Carp::longmess "sync job";#d#
460		482
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
464		484
465	my $busy = 1;	485	my $busy = 1;
466	my @res;	486	my @res;
467		487
…		…
478	} else {	498	} else {
479	EV::loop EV::LOOP_ONESHOT;	499	EV::loop EV::LOOP_ONESHOT;
480	}	500	}
481	}	501	}
482		502
483	$time = EV::time - $time;	503	my $time = EV::time - $time;
484		504
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
489		506
490	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
491	} else {	508	} else {
492	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
493		510
…		…
535	reset_signals;	552	reset_signals;
536	&$cb	553	&$cb
537	}, @args;	554	}, @args;
538		555
539	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
540	}	584	}
541		585
542	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
543		587
544	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
683		727
684	#############################################################################	728	#############################################################################
685		729
686	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
687		731
688	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
689	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
690	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
691		735
692	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
693	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
743	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
744		788
745	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
747		791
748	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
749	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
750		794
751	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
752		796
753	=over 4	797	=over 4
…		…
1044		1088
1045	sub reattach {	1089	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1091	my ($obj) = @_;
1048		1092
		1093	# no longer needed after getting rid of delete_package?
1049	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1050		1095
1051	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
1052		1097
1053	@$registry = ();	1098	@$registry = ();
1054		1099
…		…
1100	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1103		1148
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1108	close $fh;	1153	aio_close $fh;
1109		1154
1110	if (@$objs) {	1155	if (@$objs) {
1111	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1112	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1115	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1116	close $fh;	1161	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1163	}
1119	} else {	1164	} else {
1120	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1121	}	1166	}
1122		1167
1123	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1172	} else {
1125	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1126	}	1174	}
1127	} else {	1175	} else {
1128	aio_unlink $filename;	1176	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1130	}	1178	}
…		…
1221	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1222		1270
1223	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1224	}	1272	}
1225		1273
		1274	use File::Glob ();
		1275
1226	cf::player->attach (	1276	cf::player->attach (
1227	on_command => sub {	1277	on_command => sub {
1228	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1229		1279
1230	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1262		1312
1263	cf::override;	1313	cf::override;
1264	},	1314	},
1265	);	1315	);
1266		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1267	sub load_extensions {	1330	sub load_extensions {
1268	cf::sync_job {	1331	cf::sync_job {
1269	my %todo;	1332	my %todo;
1270		1333
1271	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1290		1353
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1356
1294	$ext{source} =	1357	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1296	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1297	. $source	1360	. $source
1298	. "\n};\n1";	1361	. "\n};\n1";
1299		1362
1300	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1340		1403
1341	=back	1404	=back
1342		1405
1343	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1344		1407
1345	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1346		1409
1347	=cut	1410	=cut
1348		1411
1349	package cf::player;	1412	package cf::player;
1350		1413
…		…
1393		1456
1394	sub exists($) {	1457	sub exists($) {
1395	my ($login) = @_;	1458	my ($login) = @_;
1396		1459
1397	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1398	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1399	}	1462	}
1400		1463
1401	sub find($) {	1464	sub find($) {
1402	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1403	my $login = $_[0];	1466	my $login = $_[0];
…		…
1415	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1416	or return;	1479	or return;
1417		1480
1418	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1419	or return;	1482	or return;
		1483
1420	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1421	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1422	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1423	}	1487	}
1424	}	1488	}
…		…
1434		1498
1435	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1436		1500
1437	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1438	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1439		1505
1440	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1441	cf::cede_to_tick;	1507	cf::cede_to_tick;
1442	}	1508	}
1443		1509
…		…
1475	my ($pl) = @_;	1541	my ($pl) = @_;
1476		1542
1477	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1478		1544
1479	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1480	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1481		1547
1482	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1483	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1484	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1485	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1486		1554
1487	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1488	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1527		1595
1528	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1529	my $path = path $login;	1597	my $path = path $login;
1530		1598
1531	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1532	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1534	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1535	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1536	}	1605	}
1537		1606
…		…
1568	}	1637	}
1569		1638
1570	\@paths	1639	\@paths
1571	}	1640	}
1572		1641
1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1574		1643
1575	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1576
1577	=cut
1578
1579	use re 'eval';
1580
1581	my $group;
1582	my $interior; $interior = qr{
1583	# match a pod interior sequence sans C<< >>
1584	(?:
1585	\ (.*?)\ (?{ $group = $^N })
1586	| < (??{$interior}) >
1587	)
1588	}x;
1589
1590	sub expand_cfpod {
1591	my ($self, $pod) = @_;
1592
1593	my $xml;
1594
1595	while () {
1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1597	$group = $1;
1598
1599	$group =~ s/&/&amp;/g;
1600	$group =~ s/</&lt;/g;
1601
1602	$xml .= $group;
1603	} elsif ($pod =~ m%\G
1604	([BCGHITU])
1605	<
1606	(?:
1607	([^<>]*) (?{ $group = $^N })
1608	| < $interior >
1609	)
1610	>
1611	%gcsx
1612	) {
1613	my ($code, $data) = ($1, $group);
1614
1615	if ($code eq "B") {
1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1617	} elsif ($code eq "I") {
1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1619	} elsif ($code eq "U") {
1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1621	} elsif ($code eq "C") {
1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1623	} elsif ($code eq "T") {
1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1625	} elsif ($code eq "G") {
1626	my ($male, $female) = split /\|/, $data;
1627	$data = $self->gender ? $female : $male;
1628	$xml .= expand_cfpod ($self, $data);
1629	} elsif ($code eq "H") {
1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1632	"")
1633	[$self->{hintmode}];
1634	} else {
1635	$xml .= "error processing '$code($data)' directive";
1636	}
1637	} else {
1638	if ($pod =~ /\G(.+)/) {
1639	warn "parse error while expanding $pod (at $1)";
1640	}
1641	last;
1642	}
1643	}
1644
1645	for ($xml) {
1646	# create single paragraphs (very hackish)
1647	s/(?<=\S)\n(?=\w)/ /g;
1648
1649	# compress some whitespace
1650	s/\s+\n/\n/g; # ws line-ends
1651	s/\n\n+/\n/g; # double lines
1652	s/^\n+//; # beginning lines
1653	s/\n+$//; # ending lines
1654	}
1655
1656	$xml
1657	}
1658
1659	no re 'eval';
1660
1661	sub hintmode {
1662	$_[0]{hintmode} = $_[1] if @_ > 1;
1663	$_[0]{hintmode}
1664	}
1665		1645
1666	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1667		1647
1668	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1669		1649
…		…
1736	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1737	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1738		1718
1739	sub generate_random_map {	1719	sub generate_random_map {
1740	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1741	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1742	$self->_create_random_map (	1725	$self->_create_random_map (
1743	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1744	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1745	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1867		1850
1868	# the temporary/swap location	1851	# the temporary/swap location
1869	sub save_path {	1852	sub save_path {
1870	my ($self) = @_;	1853	my ($self) = @_;
1871		1854
1872	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1873	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1874	}	1857	}
1875		1858
1876	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1877	sub uniq_path {	1860	sub uniq_path {
1878	my ($self) = @_;	1861	my ($self) = @_;
1879		1862
1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1881	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1882	}
1883
1884	# and all this just because we cannot iterate over
1885	# all maps in C++...
1886	sub change_all_map_light {
1887	my ($change) = @_;
1888
1889	$_->change_map_light ($change)
1890	for grep $_->outdoor, values %cf::MAP;
1891	}	1865	}
1892		1866
1893	sub decay_objects {	1867	sub decay_objects {
1894	my ($self) = @_;	1868	my ($self) = @_;
1895		1869
…		…
1979	sub find {	1953	sub find {
1980	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1981		1955
1982	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1983		1957
1984	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1985	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1986		1960
1987	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1988	my $guard1 = cf::lock_acquire "map_find:$path";
1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1990
1991	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1992	or return;	1963	or return;
1993		1964
1994	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1995		1966
…		…
1997	or return;	1968	or return;
1998		1969
1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2000	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
2001	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
2002	undef $guard1;	1974	undef $guard1;
2003	undef $guard2;
2004	$map->reset;	1975	$map->reset;
2005	return find $path;	1976	return find $path;
2006	}	1977	}
2007		1978
2008	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
2035	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
2036	$f->skip_block;	2007	$f->skip_block;
2037	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
2038	or return;	2009	or return;
2039		2010
2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
2041	if delete $self->{load_original};	2012	if delete $self->{load_original};
2042		2013
2043	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
2044	utf8::encode $uniq;	2015	utf8::encode $uniq;
2045	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
2063	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
2064	$self->decay_objects;	2035	$self->decay_objects;
2065	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
2066	$self->update_buttons;	2037	$self->update_buttons;
2067	cf::cede_to_tick;	2038	cf::cede_to_tick;
2068	$self->set_darkness_map;
2069	cf::cede_to_tick;
2070	$self->activate;	2039	$self->activate;
2071	}	2040	}
2072		2041
2073	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
2075		2044
2076	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2046	}
2078		2047
2079	$self->post_load;	2048	$self->post_load;
2080	}	2049	}
2081		2050
…		…
2139	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2140		2109
2141	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2142		2111
2143	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2145	}	2114	}
2146		2115
2147	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2148		2117
2149	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
…		…
2186	cf::async {	2155	cf::async {
2187	$Coro::current->{desc} = "map player save";	2156	$Coro::current->{desc} = "map player save";
2188	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2189	};	2158	};
2190		2159
		2160	cf::get_slot 0.02;
		2161
2191	if ($uniq) {	2162	if ($uniq) {
2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2193	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2194	} else {	2165	} else {
2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2203	$self->save;	2174	$self->save;
2204		2175
2205	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2206		2177
2207	return if $self->players;	2178	return if $self->players;
2208	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2209	return if $self->{deny_save};	2180	return if $self->{deny_save};
2210		2181
2211	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2212		2183
2213	$self->deactivate;	2184	$self->deactivate;
…		…
2331		2302
2332	sub unique_maps() {	2303	sub unique_maps() {
2333	[	2304	[
2334	map {	2305	map {
2335	utf8::decode $_;	2306	utf8::decode $_;
2336	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2337	? normalise $_	2310	: normalise $_
2338	: ()
2339	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2340	]	2312	]
2341	}	2313	}
2342		2314
2343	package cf;
2344
2345	=back	2315	=back
2346		2316
2347	=head3 cf::object	2317	=head3 cf::object
2348		2318
2349	=cut	2319	=cut
…		…
2352		2322
2353	=over 4	2323	=over 4
2354		2324
2355	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2356		2326
2357	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2358		2329
2359	=cut	2330	=cut
2360		2331
2361	sub inv_recursive_;	2332	sub inv_recursive_;
2362	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2367	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2368	}	2339	}
2369		2340
2370	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2371		2342
2372	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2373		2344
2374	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2375		2346
2376	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2377	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2409	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2410	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2411		2382
2412	=cut	2383	=cut
2413		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2414	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2415	# with dialog boxes.	2400	# with dialog boxes.
2416	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2417	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2418	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2429	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2431		2416
2432	} else {	2417	} else {
2433	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2434	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2435	}	2420	}
2436	}	2421	}
2437	}	2422	}
2438		2423
2439	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2464		2449
2465	=item $player_object->enter_link	2450	=item $player_object->enter_link
2466		2451
2467	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2468		2453
2469	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2470	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2471		2458
2472	Will never block.	2459	Will never block.
2473		2460
2474	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2475		2462
…		…
2533		2520
2534	$map->load;	2521	$map->load;
2535	$map->load_neighbours;	2522	$map->load_neighbours;
2536		2523
2537	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2538	$self->activate_recursive;	2526	$self->activate_recursive;
2539		2527
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2542	}	2530	}
…		…
2546	Moves the player to the given map-path and coordinates by first freezing	2534	Moves the player to the given map-path and coordinates by first freezing
2547	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2548	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2549	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2550	be called at the end of this process.	2538	be called at the end of this process.
		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
2551		2542
2552	=cut	2543	=cut
2553		2544
2554	our $GOTOGEN;	2545	our $GOTOGEN;
2555		2546
…		…
2634	}	2625	}
2635		2626
2636	sub prepare_random_map {	2627	sub prepare_random_map {
2637	my ($exit) = @_;	2628	my ($exit) = @_;
2638		2629
2639	my $guard = cf::lock_acquire "exit_prepare:$exit";
2640
2641	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2642	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2643	# that depends on the exit object	2632	# that depends on the exit object
2644		2633
2645	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2647	if ($exit->map) {	2636	if ($exit->map) {
2648	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2649	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2650	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2651	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2652	}	2643	}
2653		2644
2654	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2655		2646
2656	my $data = cf::encode_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2657	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2658	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2659		2650
2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2661	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2662	undef $fh;	2653	undef $fh;
2663	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2664		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2665	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2666	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2667	}	2662	}
2668	}	2663	}
2669		2664
2670	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2671	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2672		2667
2673	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2674		2669
2675	if ($exit->slaying eq "/!") {
2676	#TODO: this should de-fi-ni-te-ly not be a sync-job
2677	# the problem is that $exit might not survive long enough
2678	# so it needs to be done right now, right here
2679	cf::sync_job { prepare_random_map $exit };
2680	}
2681
2682	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683	my $hp = $exit->stats->hp;
2684	my $sp = $exit->stats->sp;
2685
2686	$self->enter_link;	2670	$self->enter_link;
2687		2671
2688	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($slaying, $hp, $sp)
2690	if $exit->flag (FLAG_DAMNED);
2691
2692	(async {	2672	(async {
2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2673	$Coro::current->{desc} = "enter_exit";
2694		2674
2695	$self->deactivate_recursive; # just to be sure
2696	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2697	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2698		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2699	1;	2696	1
2700	}) {	2697	}) {
2701	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2703	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2705		2702
2706	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2772	id => "infobox",	2769	id => "infobox",
2773	title => "Body Parts",	2770	title => "Body Parts",
2774	reply => undef,	2771	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	2772	tooltip => "Shows which body parts you posess and are available",
2776	},	2773	},
		2774	"c/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
2777	"c/uptime" => {	2798	"c/uptime" => {
2778	id => "infobox",	2799	id => "infobox",
2779	title => "Uptime",	2800	title => "Uptime",
2780	reply => undef,	2801	reply => undef,
2781	tooltip => "How long the server has been running since last restart",	2802	tooltip => "How long the server has been running since last restart",
…		…
2784	id => "infobox",	2805	id => "infobox",
2785	title => "Map Info",	2806	title => "Map Info",
2786	reply => undef,	2807	reply => undef,
2787	tooltip => "Information related to the maps",	2808	tooltip => "Information related to the maps",
2788	},	2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
2789	);	2824	);
2790		2825
2791	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2792	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2793		2828
2794	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2795		2831
2796	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2797		2833
2798	# check predefined channels, for the benefit of C	2834	# check predefined channels, for the benefit of C
2799	if ($CHANNEL{$channel}) {	2835	if ($CHANNEL{$channel}) {
2800	$channel = $CHANNEL{$channel};	2836	$channel = $CHANNEL{$channel};
2801		2837
2802	$self->ext_msg (channel_info => $channel)	2838	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804
2805	$channel = $channel->{id};	2839	$channel = $channel->{id};
2806		2840
2807	} elsif (ref $channel) {	2841	} elsif (ref $channel) {
2808	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2809	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2810	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2811	$self->ext_msg (channel_info => $channel)	2845	$self->ext_msg (channel_info => $channel);
2812	if $self->can_msg;
2813	}	2846	}
2814		2847
2815	$channel = $channel->{id};	2848	$channel = $channel->{id};
2816	}	2849	}
2817		2850
2818	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2819		2852
2820	if ($self->can_msg) {
2821	# default colour, mask it out	2853	# default colour, mask it out
2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2823	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2824		2856
2825	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	} else {	2860	);
2828	if ($color >= 0) {
2829	# replace some tags by gcfclient-compatible ones
2830	for ($msg) {
2831	1 while
2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2837	}
2838		2861
2839	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2840		2865
2841	utf8::encode $msg;	2866	# split very large packets
2842		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2843	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2844	# COMMAND/INFO	2869	$pkt = "frag";
2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2846	} else {
2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2848	$self->send_packet ("drawinfo $color $msg")
2849	}
2850	}
2851	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2852	}	2873	}
2853		2874
2854	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2855		2876
2856	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
3030		3051
3031	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
3032		3053
3033	cf::object	3054	cf::object
3034	contr pay_amount pay_player map x y force_find force_add destroy	3055	contr pay_amount pay_player map x y force_find force_add destroy
3035	insert remove name archname title slaying race decrease_ob_nr	3056	insert remove name archname title slaying race decrease split
3036		3057
3037	cf::object::player	3058	cf::object::player
3038	player	3059	player
3039		3060
3040	cf::player	3061	cf::player
…		…
3045		3066
3046	=cut	3067	=cut
3047		3068
3048	for (	3069	for (
3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3050	insert remove inv name archname title slaying race	3071	insert remove inv nrof name archname title slaying race
3051	decrease_ob_nr destroy)],	3072	decrease split destroy change_exp)],
3052	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
3053	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
3054	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
3055	) {	3076	) {
3056	no strict 'refs';	3077	no strict 'refs';
…		…
3264	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
3265	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
3266	}	3287	}
3267	};	3288	};
3268		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
		3299
3269	sub reload_regions {	3300	sub reload_regions {
3270	# HACK to clear player env face cache, we need some signal framework	3301	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)	3302	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();	3303	%ext::player_env::MUSIC_FACE_CACHE = ();
3273		3304
…		…
3286	}	3317	}
3287		3318
3288	sub reload_archetypes {	3319	sub reload_archetypes {
3289	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
3290	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
3291	#d# NEED to laod twice to resolve forward references
3292	# this really needs to be done in an extra post-pass
3293	# (which needs to be synchronous, so solve it differently)
3294	load_resource_file "$DATADIR/archetypes"
3295	or die "unable to load archetypes\n";
3296	}	3322	}
3297		3323
3298	sub reload_treasures {	3324	sub reload_treasures {
3299	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
3300	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
3301	}	3327	}
3302		3328
3303	sub reload_resources {	3329	sub reload_resources {
3304	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
3305		3331
		3332	reload_facedata;
		3333	reload_archetypes;
3306	reload_regions;	3334	reload_regions;
3307	reload_facedata;
3308	#reload_archetypes;#d#
3309	reload_archetypes;
3310	reload_treasures;	3335	reload_treasures;
3311		3336
3312	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
3313	}
3314
3315	sub init {
3316	reload_resources;
3317	}	3338	}
3318		3339
3319	sub reload_config {	3340	sub reload_config {
3320	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3321	or return;	3342	or return;
…		…
3335	};	3356	};
3336	warn $@ if $@;	3357	warn $@ if $@;
3337	}	3358	}
3338	}	3359	}
3339		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3340	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3341	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3342	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3343	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3344	(async {	3398	(async {
3345	$Coro::current->{desc} = "IDLE BUG HANDLER";	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
3346	EV::loop EV::LOOP_ONESHOT;	3400	EV::loop EV::LOOP_ONESHOT;
3347	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3348	};	3402	};
3349		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
3350	reload_config;	3408	reload_config;
3351	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3352	load_extensions;	3422	load_extensions;
3353		3423
3354	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3356	EV::loop;	3432	EV::loop;
3357	}	3433	}
3358		3434
3359	#############################################################################	3435	#############################################################################
3360	# initialisation and cleanup	3436	# initialisation and cleanup
…		…
3367	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3368	};	3444	};
3369	}	3445	}
3370	}	3446	}
3371		3447
3372	sub write_runtime {	3448	sub write_runtime_sync {
3373	my $runtime = "$LOCALDIR/runtime";
3374
3375	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3376	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3377		3451
3378	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3379		3453
3380	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3381		3455
3382	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3383	or return;	3457	or return;
3384		3458
3385	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3386	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3387	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3397	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3398		3472
3399	close $fh	3473	close $fh
3400	or return;	3474	or return;
3401		3475
3402	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3403	and return;	3477	and return;
3404		3478
3405	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3406		3480
3407	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3408	}	3532	}
3409		3533
3410	sub emergency_save() {	3534	sub emergency_save() {
3411	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3412		3536
3413	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3414		3538
3415	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3416	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3417	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3418	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3419	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3420	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3421	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3422	$pl->valid or next;	3551	$pl->valid or next;
3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3424	$pl->save;	3553	$pl->save;
3425	}	3554	}
3426	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3427		3556
3428	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3429	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3430	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3431	$map->valid or next;	3560	$map->valid or next;
3432	$map->save;	3561	$map->save;
3433	}	3562	}
3434	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3435		3564
3436	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3438	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3439	};	3572	};
3440		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3441	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3442	}	3580	}
3443		3581
3444	sub post_cleanup {	3582	sub post_cleanup {
3445	my ($make_core) = @_;	3583	my ($make_core) = @_;
3446		3584
3447	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3448	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3449	}	3616	}
3450		3617
3451	sub do_reload_perl() {	3618	sub do_reload_perl() {
3452	# can/must only be called in main	3619	# can/must only be called in main
3453	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3454	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3455	return;	3622	return;
3456	}	3623	}
3457		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3458	warn "reloading...";	3630	warn "reloading...";
3459		3631
3460	warn "entering sync_job";	3632	warn "entering sync_job";
3461		3633
3462	cf::sync_job {	3634	cf::sync_job {
3463	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3464	cf::emergency_save;	3636	cf::emergency_save;
3465	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3466		3638
3467	warn "syncing database to disk";	3639	warn "syncing database to disk";
3468	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3469		3641
3470	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3471		3643
3472	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3473	for (;;) {
3474	BDB::flush;
3475	IO::AIO::flush;
3476	Coro::cede_notself;
3477	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3478	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3479	}
3480
3481	++$RELOAD;
3482
3483	warn "cancelling all extension coros";
3484	$_->cancel for values %EXT_CORO;
3485	%EXT_CORO = ();
3486
3487	warn "removing commands";
3488	%COMMAND = ();
3489
3490	warn "removing ext/exti commands";
3491	%EXTCMD = ();
3492	%EXTICMD = ();
3493
3494	warn "unloading/nuking all extensions";
3495	for my $pkg (@EXTS) {
3496	warn "... unloading $pkg";
3497
3498	if (my $cb = $pkg->can ("unload")) {
3499	eval {
3500	$cb->($pkg);
3501	1
3502	} or warn "$pkg unloaded, but with errors: $@";
3503	}	3647	}
3504		3648
3505	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3506	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3507	}	3651	%EXT_CORO = ();
3508		3652
3509	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3510	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3511	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3512		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3513	warn "... unloading $k";	3662	warn "... unloading $pkg";
3514	delete $INC{$k};
3515		3663
3516	$k =~ s/\.pm$//;
3517	$k =~ s/\//::/g;
3518
3519	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3520	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3521	}	3673	}
3522		3674
3523	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3524	}	3690	}
3525		3691
3526	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3527	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3528	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3529		3695
3530	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3531	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3532	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3533		3699
3534	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3535	# and global variables created in xs	3701	# and global variables created in xs
3536	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3537		3703
3538	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3539		3705
3540	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3541	require cf;	3707	require cf;
3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3543		3709
3544	warn "loading config and database again";	3710	warn "loading config and database again";
3545	cf::reload_config;	3711	cf::reload_config;
3546		3712
3547	warn "loading extensions";	3713	warn "loading extensions";
3548	cf::load_extensions;	3714	cf::load_extensions;
3549		3715
		3716	if ($REATTACH_ON_RELOAD) {
3550	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3551	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3552	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3553	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3554	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3555	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3556		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3557	warn "leaving sync_job";	3728	warn "leaving sync_job";
3558		3729
3559	1	3730	1
3560	} or do {	3731	} or do {
3561	warn $@;	3732	warn $@;
3562	cf::cleanup "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3563	};	3734	};
3564		3735
3565	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3566	};	3742	};
3567		3743
3568	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3569		3745
3570	sub reload_perl() {	3746	sub reload_perl() {
3571	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3572	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3573		3749
		3750	$RELOAD_WATCHER ||= cf::async {
		3751	Coro::AIO::aio_wait cache_extensions;
		3752
3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3575	do_reload_perl;	3754	do_reload_perl;
3576	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
		3756	};
3577	};	3757	};
3578	}	3758	}
3579		3759
3580	register_command "reload" => sub {	3760	register_command "reload" => sub {
3581	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
…		…
3595		3775
3596	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3597	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3598		3778
3599	sub wait_for_tick {	3779	sub wait_for_tick {
3600	return unless $TICK_WATCHER->is_active;
3601	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3602		3781
3603	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3604	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3605	$signal->wait;	3784	$signal->wait;
3606	}	3785	}
3607		3786
3608	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3609	return unless $TICK_WATCHER->is_active;
3610	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3611		3789
3612	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3613	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3614	$signal->wait;	3792	$signal->wait;
3615	}	3793	}
3616		3794
3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3795	sub tick {
3618	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3620	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3621	return;	3799	return;
3622	}	3800	}
3623		3801
3624	$NOW = $tick_start = EV::now;
3625
3626	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3627
3628	$RUNTIME += $TICK;
3629	$NEXT_TICK = $_[0]->at;
3630		3803
3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3633	Coro::async_pool {	3806	Coro::async_pool {
3634	$Coro::current->{desc} = "runtime saver";	3807	$Coro::current->{desc} = "runtime saver";
3635	write_runtime	3808	write_runtime_sync
3636	or warn "ERROR: unable to write runtime file: $!";	3809	or warn "ERROR: unable to write runtime file: $!";
3637	};	3810	};
3638	}	3811	}
3639		3812
3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3642	}	3815	}
3643	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3644	$sig->send;	3817	$sig->send;
3645	}	3818	}
3646		3819
3647	$LOAD = ($NOW - $tick_start) / $TICK;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3649		3822
3650	_post_tick;	3823	if (0) {
3651	};	3824	if ($NEXT_TICK) {
3652	$TICK_WATCHER->priority (EV::MAXPRI);	3825	my $jitter = $TICK_START - $NEXT_TICK;
		3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3827	warn "jitter $JITTER\n";#d#
		3828	}
		3829	}
		3830	}
3653		3831
3654	{	3832	{
3655	# configure BDB	3833	# configure BDB
3656		3834
3657	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3658	BDB::max_poll_reqs $TICK * 0.1;	3836	BDB::max_poll_reqs $TICK * 0.1;
3659	$Coro::BDB::WATCHER->priority (1);	3837	$AnyEvent::BDB::WATCHER->priority (1);
3660		3838
3661	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3662	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3664	| BDB::LOG_AUTOREMOVE, 1);	3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3667		3846
3668	cf::sync_job {	3847	cf::sync_job {
3669	eval {	3848	eval {
…		…
3695	{	3874	{
3696	# configure IO::AIO	3875	# configure IO::AIO
3697		3876
3698	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3699	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3700	$Coro::AIO::WATCHER->priority (1);	3879	undef $AnyEvent::AIO::WATCHER;
3701	}	3880	}
3702		3881
3703	my $_log_backtrace;	3882	my $_log_backtrace;
3704		3883
3705	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3708	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3709		3888
3710	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3711	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3712	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3713	async {	3893	async {
3714	$Coro::current->{desc} = "abt $msg";	3894	$Coro::current->{desc} = "abt $msg";
3715		3895
3716	my @bt = fork_call {	3896	my @bt = fork_call {
3717	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
…		…
3728	}	3908	}
3729		3909
3730	@funcs	3910	@funcs
3731	};	3911	};
3732		3912
3733	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3734	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3735	--$_log_backtrace;	3916	--$_log_backtrace;
3736	};	3917	};
3737	} else {	3918	} else {
3738	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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