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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use EV 1.86;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
15	use Coro 4.32 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
18	use Coro::EV;	40	use Coro::EV;
		41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
23	use Coro::BDB;	47	use Coro::BDB 1.6;
24	use Coro::Storable;	48	use Coro::Storable;
25	use Coro::Util ();	49	use Coro::Util ();
26		50
27	use JSON::XS 2.01 ();	51	use JSON::XS 2.01 ();
28	use BDB ();	52	use BDB ();
29	use Data::Dumper;	53	use Data::Dumper;
30	use Digest::MD5;	54	use Digest::MD5;
31	use Fcntl;	55	use Fcntl;
32	use YAML::Syck ();	56	use YAML ();
33	use IO::AIO 2.51 ();	57	use IO::AIO ();
34	use Time::HiRes;	58	use Time::HiRes;
35	use Compress::LZF;	59	use Compress::LZF;
36	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
37		63
38	# configure various modules to our taste	64	# configure various modules to our taste
39	#	65	#
40	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	81	our %EXTCMD = ();
56	our %EXTICMD = ();	82	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
74	our %RESOURCE;	103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	113	our $DB_ENV;
88		114
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		136
106	binmode STDOUT;	137	binmode STDOUT;
107	binmode STDERR;	138	binmode STDERR;
108		139
109	# read virtual server time, if available	140	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
114	}	145	}
115		146
116	mkdir $_	147	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		225
195	LOG llevError, $msg;	226	LOG llevError, $msg;
196	};	227	};
197	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
198		244
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	255	for my $pkg (qw(
210	cf::global cf::attachable	256	cf::global cf::attachable
211	cf::object cf::object::player	257	cf::object cf::object::player
212	cf::client cf::player	258	cf::client cf::player
213	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
214	cf::map cf::party cf::region	261	cf::party cf::region
215	)) {	262	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	264	}
219		265
220	$EV::DIED = sub {	266	$EV::DIED = sub {
221	warn "error in event callback: @_";	267	warn "error in event callback: @_";
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		310
265	sub encode_json($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
267		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
		327
268	=item cf::lock_wait $string	328	=item cf::lock_wait $string
269		329
270	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
271		331
272	=item my $lock = cf::lock_acquire $string	332	=item my $lock = cf::lock_acquire $string
…		…
299	return;#d#	359	return;#d#
300	}#d#	360	}#d#
301		361
302	# wait for lock, if any	362	# wait for lock, if any
303	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	366	Coro::schedule;
306	}	367	}
307	}	368	}
308		369
…		…
327		388
328	! ! $LOCK{$key}	389	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	396	}
340		397
341	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
342		399
343	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
398	}	455	}
399	}	456	}
400	};	457	};
401		458
402	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
403	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
404		463
405	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
406	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
407		466
…		…
444	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
446		505
447	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
448		507
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
452		509
453	my $busy = 1;	510	my $busy = 1;
454	my @res;	511	my @res;
455		512
…		…
466	} else {	523	} else {
467	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
468	}	525	}
469	}	526	}
470		527
471	$time = EV::time - $time;	528	my $time = EV::time - $time;
472		529
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
477		531
478	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
479	} else {	533	} else {
480	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
481		535
…		…
523	reset_signals;	577	reset_signals;
524	&$cb	578	&$cb
525	}, @args;	579	}, @args;
526		580
527	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
528	}	609	}
529		610
530	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
531		612
532	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
671		752
672	#############################################################################	753	#############################################################################
673		754
674	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
675		756
676	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
679		760
680	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
732		813
733	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
735		816
736	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
738		819
739	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
740		821
741	=over 4	822	=over 4
…		…
1032		1113
1033	sub reattach {	1114	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1116	my ($obj) = @_;
1036		1117
		1118	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1120
1039	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1040		1122
1041	@$registry = ();	1123	@$registry = ();
1042		1124
…		…
1088	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1091		1173
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1096	close $fh;	1178	aio_close $fh;
1097		1179
1098	if (@$objs) {	1180	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1104	close $fh;	1186	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1188	}
1107	} else {	1189	} else {
1108	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1109	}	1191	}
1110		1192
1111	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1197	} else {
1113	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1114	}	1199	}
1115	} else {	1200	} else {
1116	aio_unlink $filename;	1201	aio_unlink $filename;
…		…
1209	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1210		1295
1211	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1212	}	1297	}
1213		1298
		1299	use File::Glob ();
		1300
1214	cf::player->attach (	1301	cf::player->attach (
1215	on_command => sub {	1302	on_command => sub {
1216	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1217		1304
1218	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1250		1337
1251	cf::override;	1338	cf::override;
1252	},	1339	},
1253	);	1340	);
1254		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1255	sub load_extensions {	1355	sub load_extensions {
1256	cf::sync_job {	1356	cf::sync_job {
1257	my %todo;	1357	my %todo;
1258		1358
1259	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1278		1378
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1381
1282	$ext{source} =	1382	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1285	. $source	1385	. $source
1286	. "\n};\n1";	1386	. "\n};\n1";
1287		1387
1288	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1304	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1305	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1306		1406
1307	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1308	warn $msg;	1408	warn $msg;
1309	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1310	exit 1;
1311	}	1410	}
1312		1411
1313	warn $msg;	1412	warn $msg;
1314	}	1413	}
1315		1414
…		…
1329		1428
1330	=back	1429	=back
1331		1430
1332	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1333		1432
1334	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1335		1434
1336	=cut	1435	=cut
1337		1436
1338	package cf::player;	1437	package cf::player;
1339		1438
…		…
1382		1481
1383	sub exists($) {	1482	sub exists($) {
1384	my ($login) = @_;	1483	my ($login) = @_;
1385		1484
1386	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1388	}	1487	}
1389		1488
1390	sub find($) {	1489	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1491	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1503	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1504	or return;
1406		1505
1407	my $pl = cf::player::load_pl $f	1506	my $pl = cf::player::load_pl $f
1408	or return;	1507	or return;
		1508
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1509	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1510	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1412	}	1512	}
1413	}	1513	}
…		…
1423		1523
1424	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1425		1525
1426	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1428		1530
1429	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1532	cf::cede_to_tick;
1431	}	1533	}
1432		1534
…		…
1464	my ($pl) = @_;	1566	my ($pl) = @_;
1465		1567
1466	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1467		1569
1468	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1572
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1475		1579
1476	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1620
1517	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1518	my $path = path $login;	1622	my $path = path $login;
1519		1623
1520	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1630	}
1526		1631
…		…
1557	}	1662	}
1558		1663
1559	\@paths	1664	\@paths
1560	}	1665	}
1561		1666
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1668
1564	Expand crossfire pod fragments into protocol xml.	1669	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1670
1655	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1656		1672
1657	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1658		1674
…		…
1725	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1727		1743
1728	sub generate_random_map {	1744	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1730	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1750	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1875
1857	# the temporary/swap location	1876	# the temporary/swap location
1858	sub save_path {	1877	sub save_path {
1859	my ($self) = @_;	1878	my ($self) = @_;
1860		1879
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1863	}	1882	}
1864		1883
1865	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1866	sub uniq_path {	1885	sub uniq_path {
1867	my ($self) = @_;	1886	my ($self) = @_;
1868		1887
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1871	}	1890	}
1872		1891
1873	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1874	# all maps in C++...	1893	# all maps in C++...
…		…
1972		1991
1973	cf::lock_wait "map_data:$path";#d#remove	1992	cf::lock_wait "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1975		1994
1976	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1997	my $guard2 = cf::lock_acquire "map_find:$path";
1979		1998
1980	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1981	or return;	2000	or return;
1982		2001
1983	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
…		…
1986	or return;	2005	or return;
1987		2006
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
1991	undef $guard1;	2011	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2012	$map->reset;
1994	return find $path;	2013	return find $path;
1995	}	2014	}
1996		2015
1997	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2043	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2044	$f->skip_block;
2026	$self->_load_objects ($f)	2045	$self->_load_objects ($f)
2027	or return;	2046	or return;
2028		2047
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
2030	if delete $self->{load_original};	2049	if delete $self->{load_original};
2031		2050
2032	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2052	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2053	unless (aio_stat $uniq) {
…		…
2060	}	2079	}
2061		2080
2062	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
2064		2083
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2085	}
2067		2086
2068	$self->post_load;	2087	$self->post_load;
2069	}	2088	}
2070		2089
…		…
2128	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
2129		2148
2130	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
2131		2150
2132	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2153	}
2135		2154
2136	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
2137		2156
2138	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2194	cf::async {
2176	$Coro::current->{desc} = "map player save";	2195	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2178	};	2197	};
2179		2198
		2199	cf::get_slot 0.02;
		2200
2180	if ($uniq) {	2201	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2204	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2213	$self->save;
2193		2214
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2216
2196	return if $self->players;	2217	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2219	return if $self->{deny_save};
2199		2220
2200	$self->in_memory (cf::MAP_SWAPPED);	2221	$self->in_memory (cf::MAP_SWAPPED);
2201		2222
2202	$self->deactivate;	2223	$self->deactivate;
…		…
2320		2341
2321	sub unique_maps() {	2342	sub unique_maps() {
2322	[	2343	[
2323	map {	2344	map {
2324	utf8::decode $_;	2345	utf8::decode $_;
2325	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2326	? normalise $_	2349	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2351	]
2330	}	2352	}
2331		2353
2332	package cf;
2333
2334	=back	2354	=back
2335		2355
2336	=head3 cf::object	2356	=head3 cf::object
2337		2357
2338	=cut	2358	=cut
…		…
2341		2361
2342	=over 4	2362	=over 4
2343		2363
2344	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2345		2365
2346	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2347		2368
2348	=cut	2369	=cut
2349		2370
2350	sub inv_recursive_;	2371	sub inv_recursive_;
2351	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2357	}	2378	}
2358		2379
2359	=item $ref = $ob->ref	2380	=item $ref = $ob->ref
2360		2381
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2382	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2383
2363	=item $ob = cf::object::deref ($refstring)	2384	=item $ob = cf::object::deref ($refstring)
2364		2385
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2387	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2400		2421
2401	=cut	2422	=cut
2402		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
		2437
2403	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2439	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2442	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2455
2421	} else {	2456	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2459	}
2425	}	2460	}
2426	}	2461	}
2427		2462
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2488
2454	=item $player_object->enter_link	2489	=item $player_object->enter_link
2455		2490
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2492
2458	The player should be reasonably safe there for short amounts of time. You	2493	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2460		2497
2461	Will never block.	2498	Will never block.
2462		2499
2463	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2464		2501
…		…
2522		2559
2523	$map->load;	2560	$map->load;
2524	$map->load_neighbours;	2561	$map->load_neighbours;
2525		2562
2526	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2527	$self->activate_recursive;	2565	$self->activate_recursive;
2528		2566
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2531	}	2569	}
…		…
2535	Moves the player to the given map-path and coordinates by first freezing	2573	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2574	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2575	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2576	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2577	be called at the end of this process.
		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
2540		2581
2541	=cut	2582	=cut
2542		2583
2543	our $GOTOGEN;	2584	our $GOTOGEN;
2544		2585
…		…
2623	}	2664	}
2624		2665
2625	sub prepare_random_map {	2666	sub prepare_random_map {
2626	my ($exit) = @_;	2667	my ($exit) = @_;
2627		2668
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2671	# that depends on the exit object
2633		2672
2634	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2675	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2641	}	2682	}
2642		2683
2643	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2644		2685
2645	my $data = cf::encode_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2648		2689
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2692	undef $fh;
2652	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2653		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2656	}	2701	}
2657	}	2702	}
2658		2703
2659	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2661		2706
2662	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2663		2708
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2709	$self->enter_link;
2676		2710
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2711	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2712	$Coro::current->{desc} = "enter_exit";
2683		2713
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2686	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2687		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2688	1;	2735	1
2689	}) {	2736	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2741
2695	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2761	id => "infobox",	2808	id => "infobox",
2762	title => "Body Parts",	2809	title => "Body Parts",
2763	reply => undef,	2810	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2811	tooltip => "Shows which body parts you posess and are available",
2765	},	2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
2766	"c/uptime" => {	2819	"c/uptime" => {
2767	id => "infobox",	2820	id => "infobox",
2768	title => "Uptime",	2821	title => "Uptime",
2769	reply => undef,	2822	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2823	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2826	id => "infobox",
2774	title => "Map Info",	2827	title => "Map Info",
2775	reply => undef,	2828	reply => undef,
2776	tooltip => "Information related to the maps",	2829	tooltip => "Information related to the maps",
2777	},	2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2778	);	2837	);
2779		2838
2780	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2841
2783	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2784		2844
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2846
2787	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2848	if ($CHANNEL{$channel}) {
…		…
2809	if ($self->can_msg) {	2869	if ($self->can_msg) {
2810	# default colour, mask it out	2870	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2813		2873
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2816	} else {	2890	} else {
2817	if ($color >= 0) {	2891	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {	2893	for ($msg) {
2820	1 while	2894	1 while
…		…
3019		3093
3020	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
3021		3095
3022	cf::object	3096	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3097	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
3025		3099
3026	cf::object::player	3100	cf::object::player
3027	player	3101	player
3028		3102
3029	cf::player	3103	cf::player
…		…
3034		3108
3035	=cut	3109	=cut
3036		3110
3037	for (	3111	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3114	decrease split destroy change_exp)],
3041	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
3043	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
3044	) {	3118	) {
3045	no strict 'refs';	3119	no strict 'refs';
…		…
3253	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
3254	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
3255	}	3329	}
3256	};	3330	};
3257		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
		3341
3258	sub reload_regions {	3342	sub reload_regions {
3259	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
3260	# for this (global event?)	3344	# for this (global event?)
3261	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
3262		3346
…		…
3275	}	3359	}
3276		3360
3277	sub reload_archetypes {	3361	sub reload_archetypes {
3278	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3279	or die "unable to load archetypes\n";	3363	or die "unable to load archetypes\n";
3280	#d# NEED to laod twice to resolve forward references
3281	# this really needs to be done in an extra post-pass
3282	# (which needs to be synchronous, so solve it differently)
3283	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";
3285	}	3364	}
3286		3365
3287	sub reload_treasures {	3366	sub reload_treasures {
3288	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3289	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3290	}	3369	}
3291		3370
3292	sub reload_resources {	3371	sub reload_resources {
3293	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3294		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3295	reload_regions;	3376	reload_regions;
3296	reload_facedata;
3297	#reload_archetypes;#d#
3298	reload_archetypes;
3299	reload_treasures;	3377	reload_treasures;
3300		3378
3301	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3302	}
3303
3304	sub init {
3305	reload_resources;
3306	}	3380	}
3307		3381
3308	sub reload_config {	3382	sub reload_config {
3309	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3310	or return;	3384	or return;
3311		3385
3312	local $/;	3386	local $/;
3313	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3314		3388
3315	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3316		3390
3317	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3318	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3324	};	3398	};
3325	warn $@ if $@;	3399	warn $@ if $@;
3326	}	3400	}
3327	}	3401	}
3328		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3329	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3330	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3331	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3333	(async {	3441	(async {
3334	$Coro::current->{desc} = "IDLE BUG HANDLER";	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
3335	EV::loop EV::LOOP_ONESHOT;	3443	EV::loop EV::LOOP_ONESHOT;
3336	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3337	};	3445	};
3338		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3339	reload_config;	3451	reload_config;
3340	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3341	load_extensions;	3465	load_extensions;
3342		3466
3343	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3345	EV::loop;	3475	EV::loop;
3346	}	3476	}
3347		3477
3348	#############################################################################	3478	#############################################################################
3349	# initialisation and cleanup	3479	# initialisation and cleanup
…		…
3356	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
3357	};	3487	};
3358	}	3488	}
3359	}	3489	}
3360		3490
3361	sub write_runtime {	3491	sub write_runtime_sync {
3362	my $runtime = "$LOCALDIR/runtime";
3363
3364	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3365	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3366		3494
3367	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3368		3496
3369	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3370		3498
3371	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3372	or return;	3500	or return;
3373		3501
3374	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3375	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3376	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3386	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3387		3515
3388	close $fh	3516	close $fh
3389	or return;	3517	or return;
3390		3518
3391	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3392	and return;	3520	and return;
3393		3521
3394	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3395		3523
3396	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3397	}	3575	}
3398		3576
3399	sub emergency_save() {	3577	sub emergency_save() {
3400	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3401		3579
3402	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3403		3581
3404	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3405	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3406	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3407	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3408	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3409	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3410	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3411	$pl->valid or next;	3594	$pl->valid or next;
3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3413	$pl->save;	3596	$pl->save;
3414	}	3597	}
3415	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3416		3599
3417	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3418	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3419	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3420	$map->valid or next;	3603	$map->valid or next;
3421	$map->save;	3604	$map->save;
3422	}	3605	}
3423	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3424		3607
3425	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3426	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3427	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3428	};	3615	};
3429		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3430	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3431	}	3623	}
3432		3624
3433	sub post_cleanup {	3625	sub post_cleanup {
3434	my ($make_core) = @_;	3626	my ($make_core) = @_;
3435		3627
3436	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3437	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3438	}	3659	}
3439		3660
3440	sub do_reload_perl() {	3661	sub do_reload_perl() {
3441	# can/must only be called in main	3662	# can/must only be called in main
3442	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3443	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3444	return;	3665	return;
3445	}	3666	}
3446		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3447	warn "reloading...";	3673	warn "reloading...";
3448		3674
3449	warn "entering sync_job";	3675	warn "entering sync_job";
3450		3676
3451	cf::sync_job {	3677	cf::sync_job {
3452	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3453	cf::emergency_save;	3679	cf::emergency_save;
3454	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3455		3681
3456	warn "syncing database to disk";	3682	warn "syncing database to disk";
3457	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3458		3684
3459	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3460		3686
3461	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3462	for (;;) {
3463	BDB::flush;
3464	IO::AIO::flush;
3465	Coro::cede_notself;
3466	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3467	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3468	}
3469
3470	++$RELOAD;
3471
3472	warn "cancelling all extension coros";
3473	$_->cancel for values %EXT_CORO;
3474	%EXT_CORO = ();
3475
3476	warn "removing commands";
3477	%COMMAND = ();
3478
3479	warn "removing ext/exti commands";
3480	%EXTCMD = ();
3481	%EXTICMD = ();
3482
3483	warn "unloading/nuking all extensions";
3484	for my $pkg (@EXTS) {
3485	warn "... unloading $pkg";
3486
3487	if (my $cb = $pkg->can ("unload")) {
3488	eval {
3489	$cb->($pkg);
3490	1
3491	} or warn "$pkg unloaded, but with errors: $@";
3492	}	3690	}
3493		3691
3494	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3495	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3496	}	3694	%EXT_CORO = ();
3497		3695
3498	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3499	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3500	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3501		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3502	warn "... unloading $k";	3705	warn "... unloading $pkg";
3503	delete $INC{$k};
3504		3706
3505	$k =~ s/\.pm$//;
3506	$k =~ s/\//::/g;
3507
3508	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3509	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3510	}	3716	}
3511		3717
3512	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3513	}	3733	}
3514		3734
3515	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3516	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3517	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3518		3738
3519	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3520	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3521	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3522		3742
3523	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3524	# and global variables created in xs	3744	# and global variables created in xs
3525	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3526		3746
3527	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3528		3748
3529	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3530	require cf;	3750	require cf;
3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3532		3752
3533	warn "loading config and database again";	3753	warn "loading config and database again";
3534	cf::reload_config;	3754	cf::reload_config;
3535		3755
3536	warn "loading extensions";	3756	warn "loading extensions";
3537	cf::load_extensions;	3757	cf::load_extensions;
3538		3758
		3759	if ($REATTACH_ON_RELOAD) {
3539	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3540	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3541	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3542	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3543	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3544	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3545		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3546	warn "leaving sync_job";	3771	warn "leaving sync_job";
3547		3772
3548	1	3773	1
3549	} or do {	3774	} or do {
3550	warn $@;	3775	warn $@;
3551	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3552	exit 1;
3553	};	3777	};
3554		3778
3555	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3556	};	3785	};
3557		3786
3558	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3559		3788
3560	sub reload_perl() {	3789	sub reload_perl() {
3561	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3562	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3563		3792
		3793	$RELOAD_WATCHER ||= cf::async {
		3794	Coro::AIO::aio_wait cache_extensions;
		3795
3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3797	do_reload_perl;
3565	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3566	do_reload_perl;	3799	};
3567	};	3800	};
3568	}	3801	}
3569		3802
3570	register_command "reload" => sub {	3803	register_command "reload" => sub {
3571	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
…		…
3585		3818
3586	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3587	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3588		3821
3589	sub wait_for_tick {	3822	sub wait_for_tick {
3590	return unless $TICK_WATCHER->is_active;
3591	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3592		3824
3593	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3594	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3595	$signal->wait;	3827	$signal->wait;
3596	}	3828	}
3597		3829
3598	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3599	return unless $TICK_WATCHER->is_active;
3600	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3601		3832
3602	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3603	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3604	$signal->wait;	3835	$signal->wait;
3605	}	3836	}
3606		3837
3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3838	sub tick {
3608	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3611	return;	3842	return;
3612	}	3843	}
3613		3844
3614	$NOW = $tick_start = EV::now;
3615
3616	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3617
3618	$RUNTIME += $TICK;
3619	$NEXT_TICK = $_[0]->at;
3620		3846
3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623	Coro::async_pool {	3849	Coro::async_pool {
3624	$Coro::current->{desc} = "runtime saver";	3850	$Coro::current->{desc} = "runtime saver";
3625	write_runtime	3851	write_runtime_sync
3626	or warn "ERROR: unable to write runtime file: $!";	3852	or warn "ERROR: unable to write runtime file: $!";
3627	};	3853	};
3628	}	3854	}
3629		3855
3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3632	}	3858	}
3633	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3634	$sig->send;	3860	$sig->send;
3635	}	3861	}
3636		3862
3637	$LOAD = ($NOW - $tick_start) / $TICK;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639		3865
3640	_post_tick;	3866	if (0) {
3641	};	3867	if ($NEXT_TICK) {
3642	$TICK_WATCHER->priority (EV::MAXPRI);	3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
		3872	}
		3873	}
3643		3874
3644	{	3875	{
3645	# configure BDB	3876	# configure BDB
3646		3877
3647	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3648	BDB::max_poll_reqs $TICK * 0.1;	3879	BDB::max_poll_reqs $TICK * 0.1;
3649	$Coro::BDB::WATCHER->priority (1);	3880	$AnyEvent::BDB::WATCHER->priority (1);
3650		3881
3651	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3652	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3654	| BDB::LOG_AUTOREMOVE, 1);	3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3657		3889
3658	cf::sync_job {	3890	cf::sync_job {
3659	eval {	3891	eval {
…		…
3685	{	3917	{
3686	# configure IO::AIO	3918	# configure IO::AIO
3687		3919
3688	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3689	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3690	$Coro::AIO::WATCHER->priority (1);	3922	undef $AnyEvent::AIO::WATCHER;
3691	}	3923	}
3692		3924
3693	my $_log_backtrace;	3925	my $_log_backtrace;
3694		3926
3695	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3698	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3699		3931
3700	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3701	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3702	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3703	async {	3936	async {
3704	$Coro::current->{desc} = "abt $msg";	3937	$Coro::current->{desc} = "abt $msg";
3705		3938
3706	my @bt = fork_call {	3939	my @bt = fork_call {
3707	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
…		…
3718	}	3951	}
3719		3952
3720	@funcs	3953	@funcs
3721	};	3954	};
3722		3955
3723	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3724	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3725	--$_log_backtrace;	3959	--$_log_backtrace;
3726	};	3960	};
3727	} else {	3961	} else {
3728	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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