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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.395 by root, Sat Nov 10 22:41:59 2007 UTC vs.
Revision 1.484 by root, Mon Oct 12 14:00:58 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 it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 4.1 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	warn "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$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	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
433		507
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
437		509
438	my $busy = 1;	510	my $busy = 1;
439	my @res;	511	my @res;
440		512
…		…
447		519
448	while ($busy) {	520	while ($busy) {
449	if (Coro::nready) {	521	if (Coro::nready) {
450	Coro::cede_notself;	522	Coro::cede_notself;
451	} else {	523	} else {
452	Event::one_event;	524	EV::loop EV::LOOP_ONESHOT;
453	}	525	}
454	}	526	}
455		527
456	$time = Event::time - $time;	528	my $time = EV::time - $time;
457		529
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
462		531
463	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
464	} else {	533	} else {
465	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
466		535
…		…
491	=item fork_call { }, $args	560	=item fork_call { }, $args
492		561
493	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
497		566
498	=cut	567	=cut
499		568
500	sub fork_call(&@) {	569	sub fork_call(&@) {
501	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
508	reset_signals;	577	reset_signals;
509	&$cb	578	&$cb
510	}, @args;	579	}, @args;
511		580
512	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
513	}	609	}
514		610
515	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
516		612
517	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
656		752
657	#############################################################################	753	#############################################################################
658		754
659	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
660		756
661	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
662	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")
663	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
664		760
665	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>
666	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
…		…
716	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
717		813
718	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
719	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
720		816
721	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		819
724	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
725		821
726	=over 4	822	=over 4
…		…
954	}	1050	}
955		1051
956	0	1052	0
957	}	1053	}
958		1054
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1056
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1058
963	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
964		1060
…		…
1017		1113
1018	sub reattach {	1114	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1116	my ($obj) = @_;
1021		1117
		1118	# no longer needed after getting rid of delete_package?
1022	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
1023		1120
1024	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1025		1122
1026	@$registry = ();	1123	@$registry = ();
1027		1124
…		…
1042	cf::attachable->attach (	1139	cf::attachable->attach (
1043	prio => -1000000,	1140	prio => -1000000,
1044	on_instantiate => sub {	1141	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1046		1143
1047	$data = from_json $data;	1144	$data = decode_json $data;
1048		1145
1049	for (@$data) {	1146	for (@$data) {
1050	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1051		1148
1052	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1076		1173
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1081	close $fh;	1181	aio_close $fh;
1082		1182
1083	if (@$objs) {	1183	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1089	close $fh;	1192	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1194	}
1092	} else {	1195	} else {
1093	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1094	}	1197	}
1095		1198
1096	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1203	} else {
1098	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1099	}	1205	}
1100	} else {	1206	} else {
1101	aio_unlink $filename;	1207	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1103	}	1209	}
…		…
1194	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1195		1301
1196	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1197	}	1303	}
1198		1304
		1305	use File::Glob ();
		1306
1199	cf::player->attach (	1307	cf::player->attach (
1200	on_command => sub {	1308	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1202		1310
1203	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1235		1343
1236	cf::override;	1344	cf::override;
1237	},	1345	},
1238	);	1346	);
1239		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1240	sub load_extensions {	1361	sub load_extensions {
1241	cf::sync_job {	1362	cf::sync_job {
1242	my %todo;	1363	my %todo;
1243		1364
1244	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1384
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1387
1267	$ext{source} =	1388	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1270	. $source	1391	. $source
1271	. "\n};\n1";	1392	. "\n};\n1";
1272		1393
1273	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1291		1412
1292	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1414	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1416	}
1297		1417
1298	warn $msg;	1418	warn $msg;
1299	}	1419	}
1300		1420
…		…
1314		1434
1315	=back	1435	=back
1316		1436
1317	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1318		1438
1319	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1320		1440
1321	=cut	1441	=cut
1322		1442
1323	package cf::player;	1443	package cf::player;
1324		1444
…		…
1367		1487
1368	sub exists($) {	1488	sub exists($) {
1369	my ($login) = @_;	1489	my ($login) = @_;
1370		1490
1371	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1373	}	1493	}
1374		1494
1375	sub find($) {	1495	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1497	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1510	or return;
1391		1511
1392	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1393	or return;	1513	or return;
		1514
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1397	}	1518	}
1398	}	1519	}
…		…
1408		1529
1409	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1410		1531
1411	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1413		1536
1414	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1538	cf::cede_to_tick;
1416	}	1539	}
1417		1540
…		…
1449	my ($pl) = @_;	1572	my ($pl) = @_;
1450		1573
1451	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1452		1575
1453	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1578
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1460		1585
1461	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1626
1502	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1503	my $path = path $login;	1628	my $path = path $login;
1504		1629
1505	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1636	}
1511		1637
…		…
1542	}	1668	}
1543		1669
1544	\@paths	1670	\@paths
1545	}	1671	}
1546		1672
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1674
1549	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1676
1640	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1641		1678
1642	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1643		1680
…		…
1710	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1712		1749
1713	sub generate_random_map {	1750	sub generate_random_map {
1714	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1715	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1716	$self->_create_random_map (	1756	$self->_create_random_map (
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1841		1881
1842	# the temporary/swap location	1882	# the temporary/swap location
1843	sub save_path {	1883	sub save_path {
1844	my ($self) = @_;	1884	my ($self) = @_;
1845		1885
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1848	}	1888	}
1849		1889
1850	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1851	sub uniq_path {	1891	sub uniq_path {
1852	my ($self) = @_;	1892	my ($self) = @_;
1853		1893
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	1896	}
1866		1897
1867	sub decay_objects {	1898	sub decay_objects {
1868	my ($self) = @_;	1899	my ($self) = @_;
1869		1900
…		…
1953	sub find {	1984	sub find {
1954	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1955		1986
1956	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1957		1988
1958	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1960		1991
1961	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1966	or return;	1994	or return;
1967		1995
1968	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1969		1997
…		…
1971	or return;	1999	or return;
1972		2000
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1976	undef $guard1;	2005	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2006	$map->reset;
1979	return find $path;	2007	return find $path;
1980	}	2008	}
1981		2009
1982	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2038	$f->skip_block;
2011	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2012	or return;	2040	or return;
2013		2041
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2015	if delete $self->{load_original};	2043	if delete $self->{load_original};
2016		2044
2017	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2046	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2037	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2066	$self->decay_objects;
2039	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2040	$self->update_buttons;	2068	$self->update_buttons;
2041	cf::cede_to_tick;	2069	cf::cede_to_tick;
2042	$self->set_darkness_map;
2043	cf::cede_to_tick;
2044	$self->activate;	2070	$self->activate;
2045	}	2071	}
2046		2072
2047	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2049		2075
2050	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2051	}	2077	}
2052		2078
2053	$self->post_load;	2079	$self->post_load;
2054	}	2080	}
2055		2081
…		…
2113	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2114		2140
2115	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2116		2142
2117	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119	}	2145	}
2120		2146
2121	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2122		2148
2123	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2160	cf::async {	2186	cf::async {
2161	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2163	};	2189	};
2164		2190
		2191	cf::get_slot 0.02;
		2192
2165	if ($uniq) {	2193	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2196	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2177	$self->save;	2205	$self->save;
2178		2206
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2208
2181	return if $self->players;	2209	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2183	return if $self->{deny_save};	2211	return if $self->{deny_save};
2184		2212
2185	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2186		2214
2187	$self->deactivate;	2215	$self->deactivate;
…		…
2212		2240
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2242
2215	return if $self->players;	2243	return if $self->players;
2216		2244
2217	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2218		2246
2219	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2220		2248
2221	# need to save uniques path	2249	# need to save uniques path
2222	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2305		2333
2306	sub unique_maps() {	2334	sub unique_maps() {
2307	[	2335	[
2308	map {	2336	map {
2309	utf8::decode $_;	2337	utf8::decode $_;
2310	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2311	? normalise $_	2341	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2343	]
2315	}	2344	}
2316		2345
2317	package cf;
2318
2319	=back	2346	=back
2320		2347
2321	=head3 cf::object	2348	=head3 cf::object
2322		2349
2323	=cut	2350	=cut
…		…
2326		2353
2327	=over 4	2354	=over 4
2328		2355
2329	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2330		2357
2331	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2332		2360
2333	=cut	2361	=cut
2334		2362
2335	sub inv_recursive_;	2363	sub inv_recursive_;
2336	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2342	}	2370	}
2343		2371
2344	=item $ref = $ob->ref	2372	=item $ref = $ob->ref
2345		2373
2346	creates and returns a persistent reference to an objetc that can be stored as a string.	2374	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2375
2348	=item $ob = cf::object::deref ($refstring)	2376	=item $ob = cf::object::deref ($refstring)
2349		2377
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2351	even if the object actually exists. May block.	2379	even if the object actually exists. May block.
…		…
2383	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2384	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2385		2413
2386	=cut	2414	=cut
2387		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
		2429
2388	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2431	# with dialog boxes.
2390	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2391	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2434	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2447
2406	} else {	2448	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2451	}
2410	}	2452	}
2411	}	2453	}
2412		2454
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2480
2439	=item $player_object->enter_link	2481	=item $player_object->enter_link
2440		2482
2441	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2442		2484
2443	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2444	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2445		2489
2446	Will never block.	2490	Will never block.
2447		2491
2448	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2449		2493
…		…
2507		2551
2508	$map->load;	2552	$map->load;
2509	$map->load_neighbours;	2553	$map->load_neighbours;
2510		2554
2511	return unless $self->contr->active;	2555	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2556
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2516	}	2562	}
2517		2563
2518	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2519		2565
2520	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2521	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2522	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2523	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2524	be called at the end of this process.	2570	be called at the end of this process.
		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
2525		2574
2526	=cut	2575	=cut
2527		2576
2528	our $GOTOGEN;	2577	our $GOTOGEN;
2529		2578
…		…
2608	}	2657	}
2609		2658
2610	sub prepare_random_map {	2659	sub prepare_random_map {
2611	my ($exit) = @_;	2660	my ($exit) = @_;
2612		2661
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2664	# that depends on the exit object
2618		2665
2619	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2668	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2626	}	2675	}
2627		2676
2628	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2629		2678
2630	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2633		2682
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2685	undef $fh;
2637	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2638		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2641	}	2694	}
2642	}	2695	}
2643		2696
2644	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2646		2699
2647	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2648		2701
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2702	$self->enter_link;
2661		2703
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2704	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2705	$Coro::current->{desc} = "enter_exit";
2668		2706
2669	$self->deactivate_recursive; # just to be sure
2670	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2671	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2672		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2673	1;	2728	1
2674	}) {	2729	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2677	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2679		2734
2680	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2746	id => "infobox",	2801	id => "infobox",
2747	title => "Body Parts",	2802	title => "Body Parts",
2748	reply => undef,	2803	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	2804	tooltip => "Shows which body parts you posess and are available",
2750	},	2805	},
		2806	"c/statistics" => {
		2807	id => "infobox",
		2808	title => "Statistics",
		2809	reply => undef,
		2810	tooltip => "Shows your primary statistics",
		2811	},
		2812	"c/skills" => {
		2813	id => "infobox",
		2814	title => "Skills",
		2815	reply => undef,
		2816	tooltip => "Shows your experience per skill and item power",
		2817	},
		2818	"c/shopitems" => {
		2819	id => "infobox",
		2820	title => "Shop Items",
		2821	reply => undef,
		2822	tooltip => "Shows the items currently for sale in this shop",
		2823	},
		2824	"c/resistances" => {
		2825	id => "infobox",
		2826	title => "Resistances",
		2827	reply => undef,
		2828	tooltip => "Shows your resistances",
		2829	},
		2830	"c/pets" => {
		2831	id => "infobox",
		2832	title => "Pets",
		2833	reply => undef,
		2834	tooltip => "Shows information abotu your pets/a specific pet",
		2835	},
		2836	"c/perceiveself" => {
		2837	id => "infobox",
		2838	title => "Perceive Self",
		2839	reply => undef,
		2840	tooltip => "You gained detailed knowledge about yourself",
		2841	},
2751	"c/uptime" => {	2842	"c/uptime" => {
2752	id => "infobox",	2843	id => "infobox",
2753	title => "Uptime",	2844	title => "Uptime",
2754	reply => undef,	2845	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	2846	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	2849	id => "infobox",
2759	title => "Map Info",	2850	title => "Map Info",
2760	reply => undef,	2851	reply => undef,
2761	tooltip => "Information related to the maps",	2852	tooltip => "Information related to the maps",
2762	},	2853	},
		2854	"c/party" => {
		2855	id => "party",
		2856	title => "Party",
		2857	reply => "gsay ",
		2858	tooltip => "Messages and chat related to your party",
		2859	},
		2860	"c/death" => {
		2861	id => "death",
		2862	title => "Death",
		2863	reply => undef,
		2864	tooltip => "Reason for and more info about your most recent death",
		2865	},
		2866	"c/say" => $SAY_CHANNEL,
		2867	"c/chat" => $CHAT_CHANNEL,
2763	);	2868	);
2764		2869
2765	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2767		2872
2768	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg)
		2874	unless $color & cf::NDI_VERBATIM;
2769		2875
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	2876	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		2877
2772	# check predefined channels, for the benefit of C	2878	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	2879	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	2880	$channel = $CHANNEL{$channel};
2775		2881
2776	$self->ext_msg (channel_info => $channel)	2882	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	2883	$channel = $channel->{id};
2780		2884
2781	} elsif (ref $channel) {	2885	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	2886	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	2887	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	2888	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	2889	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	2890	}
2788		2891
2789	$channel = $channel->{id};	2892	$channel = $channel->{id};
2790	}	2893	}
2791		2894
2792	return unless @extra || length $msg;	2895	return unless @extra || length $msg;
2793		2896
2794	if ($self->can_msg) {
2795	# default colour, mask it out	2897	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	2899	if $color & cf::NDI_DEF;
2798		2900
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	2901	my $pkt = "msg "
		2902	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2903	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	2904	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		2905
2813	$color &= cf::NDI_COLOR_MASK;	2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
2814		2909
2815	utf8::encode $msg;	2910	# split very large packets
2816		2911	if (8192 < length $pkt and $self->{can_lzf}) {
2817	if (0 && $msg =~ /\[/) {	2912	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2818	# COMMAND/INFO	2913	$pkt = "frag";
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}	2914	}
		2915
		2916	$self->send_packet ($pkt);
2826	}	2917	}
2827		2918
2828	=item $client->ext_msg ($type, @msg)	2919	=item $client->ext_msg ($type, @msg)
2829		2920
2830	Sends an ext event to the client.	2921	Sends an ext event to the client.
…		…
3004		3095
3005	The following functions and methods are available within a safe environment:	3096	The following functions and methods are available within a safe environment:
3006		3097
3007	cf::object	3098	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3099	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3100	insert remove name archname title slaying race decrease split
		3101	value
3010		3102
3011	cf::object::player	3103	cf::object::player
3012	player	3104	player
3013		3105
3014	cf::player	3106	cf::player
…		…
3019		3111
3020	=cut	3112	=cut
3021		3113
3022	for (	3114	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3115	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3116	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3117	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3118	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3119	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3120	["cf::map" => qw(trigger)],
3029	) {	3121	) {
3030	no strict 'refs';	3122	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3123	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3124	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3049	my ($code, %vars) = @_;	3141	my ($code, %vars) = @_;
3050		3142
3051	my $qcode = $code;	3143	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3144	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3145	$qcode =~ s/\n/\\n/g;
		3146
		3147	%vars = (_dummy => 0) unless %vars;
3054		3148
3055	local $_;	3149	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;	3150	local @safe::cf::_safe_eval_args = values %vars;
3057		3151
3058	my $eval =	3152	my $eval =
…		…
3135	{	3229	{
3136	my $faces = $facedata->{faceinfo};	3230	my $faces = $facedata->{faceinfo};
3137		3231
3138	while (my ($face, $info) = each %$faces) {	3232	while (my ($face, $info) = each %$faces) {
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3233	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3234
3140	cf::face::set_visibility $idx, $info->{visibility};	3235	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3236	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3237	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3238	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3144		3239
3145	cf::cede_to_tick;	3240	cf::cede_to_tick;
3146	}	3241	}
3147		3242
3148	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3244	next unless $info->{smooth};
		3245
3150	my $idx = cf::face::find $face	3246	my $idx = cf::face::find $face
3151	or next;	3247	or next;
		3248
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3249	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3250	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3251	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3252	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3253	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3174	{	3271	{
3175	# TODO: for gcfclient pleasure, we should give resources	3272	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.	3273	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3274	my $res = $facedata->{resource};
3178		3275
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3276	while (my ($name, $info) = each %$res) {
		3277	if (defined $info->{type}) {
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3278	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;	3279	my $data;
3184		3280
3185	if ($info->{type} & 1) {	3281	if ($info->{type} & 1) {
3186	# prepend meta info	3282	# prepend meta info
3187		3283
3188	my $meta = $enc->encode ({	3284	my $meta = $enc->encode ({
3189	name => $name,	3285	name => $name,
3190	%{ $info->{meta} || {} },	3286	%{ $info->{meta} || {} },
3191	});	3287	});
3192		3288
3193	$data = pack "(w/a*)*", $meta, $info->{data};	3289	$data = pack "(w/a*)*", $meta, $info->{data};
		3290	} else {
		3291	$data = $info->{data};
		3292	}
		3293
		3294	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3295	cf::face::set_type $idx, $info->{type};
3194	} else {	3296	} else {
3195	$data = $info->{data};	3297	$RESOURCE{$name} = $info;
3196	}	3298	}
3197		3299
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3300	cf::cede_to_tick;
3202	}	3301	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3302	}
		3303
		3304	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3305
3223	1	3306	1
3224	}	3307	}
		3308
		3309	cf::global->attach (on_resource_update => sub {
		3310	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3311	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3312
		3313	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3314	my $sound = $soundconf->{compat}[$_]
		3315	or next;
		3316
		3317	my $face = cf::face::find "sound/$sound->[1]";
		3318	cf::sound::set $sound->[0] => $face;
		3319	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3320	}
		3321
		3322	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3323	my $face = cf::face::find "sound/$v";
		3324	cf::sound::set $k => $face;
		3325	}
		3326	}
		3327	});
3225		3328
3226	register_exticmd fx_want => sub {	3329	register_exticmd fx_want => sub {
3227	my ($ns, $want) = @_;	3330	my ($ns, $want) = @_;
3228		3331
3229	while (my ($k, $v) = each %$want) {	3332	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3333	$ns->fx_want ($k, $v);
3231	}	3334	}
3232	};	3335	};
		3336
		3337	sub load_resource_file($) {
		3338	my $guard = lock_acquire "load_resource_file";
		3339
		3340	my $status = load_resource_file_ $_[0];
		3341	get_slot 0.1, 100;
		3342	cf::arch::commit_load;
		3343
		3344	$status
		3345	}
3233		3346
3234	sub reload_regions {	3347	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3348	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3349	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3350	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3364	}
3252		3365
3253	sub reload_archetypes {	3366	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3367	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3368	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references
3257	# this really needs to be done in an extra post-pass
3258	# (which needs to be synchronous, so solve it differently)
3259	load_resource_file "$DATADIR/archetypes"
3260	or die "unable to load archetypes\n";
3261	}	3369	}
3262		3370
3263	sub reload_treasures {	3371	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3372	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3373	or die "unable to load treasurelists\n";
3266	}	3374	}
3267		3375
3268	sub reload_resources {	3376	sub reload_resources {
3269	warn "reloading resource files...\n";	3377	warn "reloading resource files...\n";
3270		3378
		3379	reload_facedata;
		3380	reload_archetypes;
3271	reload_regions;	3381	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3382	reload_treasures;
3276		3383
3277	warn "finished reloading resource files\n";	3384	warn "finished reloading resource files\n";
3278	}
3279
3280	sub init {
3281	reload_resources;
3282	}	3385	}
3283		3386
3284	sub reload_config {	3387	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3388	open my $fh, "<:utf8", "$CONFDIR/config"
3286	or return;	3389	or return;
3287		3390
3288	local $/;	3391	local $/;
3289	*CFG = YAML::Syck::Load <$fh>;	3392	*CFG = YAML::XS::Load <$fh>;
3290		3393
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3394	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3292		3395
3293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3396	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3397	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3300	};	3403	};
3301	warn $@ if $@;	3404	warn $@ if $@;
3302	}	3405	}
3303	}	3406	}
3304		3407
		3408	sub pidfile() {
		3409	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3410	or die "$PIDFILE: $!";
		3411	flock $fh, &Fcntl::LOCK_EX
		3412	or die "$PIDFILE: flock: $!";
		3413	$fh
		3414	}
		3415
		3416	# make sure only one server instance is running at any one time
		3417	sub atomic {
		3418	my $fh = pidfile;
		3419
		3420	my $pid = <$fh>;
		3421	kill 9, $pid if $pid > 0;
		3422
		3423	seek $fh, 0, 0;
		3424	print $fh $$;
		3425	}
		3426
		3427	sub main_loop {
		3428	warn "EV::loop starting\n";
		3429	if (1) {
		3430	EV::loop;
		3431	}
		3432	warn "EV::loop returned\n";
		3433	goto &main_loop unless $REALLY_UNLOOP;
		3434	}
		3435
3305	sub main {	3436	sub main {
		3437	cf::init_globals; # initialise logging
		3438
		3439	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3440	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3441	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3442	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3443
		3444	cf::init_experience;
		3445	cf::init_anim;
		3446	cf::init_attackmess;
		3447	cf::init_dynamic;
		3448
		3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450
3306	# we must not ever block the main coroutine	3451	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3452	local $Coro::idle = sub {
3308	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3453	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309	(async {	3454	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3455	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3456	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3457	})->prio (Coro::PRIO_MAX);
3313	};	3458	};
3314		3459
		3460	evthread_start IO::AIO::poll_fileno;
		3461
		3462	cf::sync_job {
		3463	reload_resources;
3315	reload_config;	3464	reload_config;
3316	db_init;	3465	db_init;
		3466
		3467	cf::load_settings;
		3468	cf::load_materials;
		3469	cf::init_uuid;
		3470	cf::init_signals;
		3471	cf::init_commands;
		3472	cf::init_skills;
		3473
		3474	cf::init_beforeplay;
		3475
		3476	atomic;
		3477
3317	load_extensions;	3478	load_extensions;
3318		3479
3319	$TICK_WATCHER->start;	3480	utime time, time, $RUNTIMEFILE;
3320	Event::loop;	3481
		3482	# no (long-running) fork's whatsoever before this point(!)
		3483	use POSIX ();
		3484	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3485
		3486	(pop @POST_INIT)->(0) while @POST_INIT;
		3487	};
		3488
		3489	main_loop;
3321	}	3490	}
3322		3491
3323	#############################################################################	3492	#############################################################################
3324	# initialisation and cleanup	3493	# initialisation and cleanup
3325		3494
3326	# install some emergency cleanup handlers	3495	# install some emergency cleanup handlers
3327	BEGIN {	3496	BEGIN {
		3497	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3498	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3499	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3500	cf::cleanup "SIG$signal";
3336	},
3337	);	3501	};
3338	}	3502	}
3339	}	3503	}
3340		3504
3341	sub write_runtime {	3505	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";
3343
3344	# first touch the runtime file to show we are still running:	3506	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3507	# the fsync below can take a very very long time.
3346		3508
3347	IO::AIO::aio_utime $runtime, undef, undef;	3509	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3510
3349	my $guard = cf::lock_acquire "write_runtime";	3511	my $guard = cf::lock_acquire "write_runtime";
3350		3512
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3513	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3352	or return;	3514	or return;
3353		3515
3354	my $value = $cf::RUNTIME + 90 + 10;	3516	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3517	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3518	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3528	aio_utime $fh, undef, undef;
3367		3529
3368	close $fh	3530	close $fh
3369	or return;	3531	or return;
3370		3532
3371	aio_rename "$runtime~", $runtime	3533	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3534	and return;
3373		3535
3374	warn "runtime file written.\n";	3536	warn "runtime file written.\n";
3375		3537
3376	1	3538	1
		3539	}
		3540
		3541	our $uuid_lock;
		3542	our $uuid_skip;
		3543
		3544	sub write_uuid_sync($) {
		3545	$uuid_skip ||= $_[0];
		3546
		3547	return if $uuid_lock;
		3548	local $uuid_lock = 1;
		3549
		3550	my $uuid = "$LOCALDIR/uuid";
		3551
		3552	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3553	or return;
		3554
		3555	my $value = uuid_seq uuid_cur;
		3556
		3557	unless ($value) {
		3558	warn "cowardly refusing to write zero uuid value!\n";
		3559	return;
		3560	}
		3561
		3562	my $value = uuid_str $value + $uuid_skip;
		3563	$uuid_skip = 0;
		3564
		3565	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3566	and return;
		3567
		3568	# always fsync - this file is important
		3569	aio_fsync $fh
		3570	and return;
		3571
		3572	close $fh
		3573	or return;
		3574
		3575	aio_rename "$uuid~", $uuid
		3576	and return;
		3577
		3578	warn "uuid file written ($value).\n";
		3579
		3580	1
		3581
		3582	}
		3583
		3584	sub write_uuid($$) {
		3585	my ($skip, $sync) = @_;
		3586
		3587	$sync ? write_uuid_sync $skip
		3588	: async { write_uuid_sync $skip };
3377	}	3589	}
3378		3590
3379	sub emergency_save() {	3591	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3592	my $freeze_guard = cf::freeze_mainloop;
3381		3593
3382	warn "enter emergency perl save\n";	3594	warn "emergency_perl_save: enter\n";
3383		3595
3384	cf::sync_job {	3596	cf::sync_job {
		3597	# this is a trade-off: we want to be very quick here, so
		3598	# save all maps without fsync, and later call a global sync
		3599	# (which in turn might be very very slow)
		3600	local $USE_FSYNC = 0;
		3601
3385	# use a peculiar iteration method to avoid tripping on perl	3602	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	3603	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	3604	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	3605	warn "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	3606	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	3607	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	3608	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3609	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	3610	$pl->save;
3394	}	3611	}
3395	warn "end emergency player save\n";	3612	warn "emergency_perl_save: end player save\n";
3396		3613
3397	warn "begin emergency map save\n";	3614	warn "emergency_perl_save: begin map save\n";
3398	for my $path (keys %cf::MAP) {	3615	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	3616	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	3617	$map->valid or next;
3401	$map->save;	3618	$map->save;
3402	}	3619	}
3403	warn "end emergency map save\n";	3620	warn "emergency_perl_save: end map save\n";
3404		3621
3405	warn "begin emergency database checkpoint\n";	3622	warn "emergency_perl_save: begin database checkpoint\n";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	3623	BDB::db_env_txn_checkpoint $DB_ENV;
3407	warn "end emergency database checkpoint\n";	3624	warn "emergency_perl_save: end database checkpoint\n";
		3625
		3626	warn "emergency_perl_save: begin write uuid\n";
		3627	write_uuid_sync 1;
		3628	warn "emergency_perl_save: end write uuid\n";
3408	};	3629	};
3409		3630
		3631	warn "emergency_perl_save: starting sync()\n";
		3632	IO::AIO::aio_sync sub {
		3633	warn "emergency_perl_save: finished sync()\n";
		3634	};
		3635
3410	warn "leave emergency perl save\n";	3636	warn "emergency_perl_save: leave\n";
3411	}	3637	}
3412		3638
3413	sub post_cleanup {	3639	sub post_cleanup {
3414	my ($make_core) = @_;	3640	my ($make_core) = @_;
3415		3641
3416	warn Carp::longmess "post_cleanup backtrace"	3642	warn Carp::longmess "post_cleanup backtrace"
3417	if $make_core;	3643	if $make_core;
		3644
		3645	my $fh = pidfile;
		3646	unlink $PIDFILE if <$fh> == $$;
		3647	}
		3648
		3649	# a safer delete_package, copied from Symbol
		3650	sub clear_package($) {
		3651	my $pkg = shift;
		3652
		3653	# expand to full symbol table name if needed
		3654	unless ($pkg =~ /^main::.*::$/) {
		3655	$pkg = "main$pkg" if $pkg =~ /^::/;
		3656	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3657	$pkg .= '::' unless $pkg =~ /::$/;
		3658	}
		3659
		3660	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3661	my $stem_symtab = *{$stem}{HASH};
		3662
		3663	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3664	or return;
		3665
		3666	# clear all symbols
		3667	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3668	for my $name (keys %$leaf_symtab) {
		3669	_gv_clear *{"$pkg$name"};
		3670	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3671	}
		3672	warn "cleared package $pkg\n";#d#
3418	}	3673	}
3419		3674
3420	sub do_reload_perl() {	3675	sub do_reload_perl() {
3421	# can/must only be called in main	3676	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	3677	if ($Coro::current != $Coro::main) {
3423	warn "can only reload from main coroutine";	3678	warn "can only reload from main coroutine";
3424	return;	3679	return;
3425	}	3680	}
3426		3681
		3682	return if $RELOAD++;
		3683
		3684	my $t1 = EV::time;
		3685
		3686	while ($RELOAD) {
3427	warn "reloading...";	3687	warn "reloading...";
3428		3688
3429	warn "entering sync_job";	3689	warn "entering sync_job";
3430		3690
3431	cf::sync_job {	3691	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark	3692	cf::write_runtime_sync; # external watchdog should not bark
3433	cf::emergency_save;	3693	cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark	3694	cf::write_runtime_sync; # external watchdog should not bark
3435		3695
3436	warn "syncing database to disk";	3696	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3438		3698
3439	# if anything goes wrong in here, we should simply crash as we already saved	3699	# if anything goes wrong in here, we should simply crash as we already saved
3440		3700
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";	3701	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;	3702	while (IO::AIO::nreqs || BDB::nreqs) {
3452	warn "iterate...";	3703	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();
3460
3461	warn "removing commands";
3462	%COMMAND = ();
3463
3464	warn "removing ext/exti commands";
3465	%EXTCMD = ();
3466	%EXTICMD = ();
3467
3468	warn "unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";
3471
3472	if (my $cb = $pkg->can ("unload")) {
3473	eval {
3474	$cb->($pkg);
3475	1
3476	} or warn "$pkg unloaded, but with errors: $@";
3477	}	3704	}
3478		3705
3479	warn "... nuking $pkg";	3706	warn "cancelling all extension coros";
3480	Symbol::delete_package $pkg;	3707	$_->cancel for values %EXT_CORO;
3481	}	3708	%EXT_CORO = ();
3482		3709
3483	warn "unloading all perl modules loaded from $LIBDIR";	3710	warn "removing commands";
3484	while (my ($k, $v) = each %INC) {	3711	%COMMAND = ();
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		3712
		3713	warn "removing ext/exti commands";
		3714	%EXTCMD = ();
		3715	%EXTICMD = ();
		3716
		3717	warn "unloading/nuking all extensions";
		3718	for my $pkg (@EXTS) {
3487	warn "... unloading $k";	3719	warn "... unloading $pkg";
3488	delete $INC{$k};
3489		3720
3490	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;
3492
3493	if (my $cb = $k->can ("unload_module")) {	3721	if (my $cb = $pkg->can ("unload")) {
		3722	eval {
3494	$cb->();	3723	$cb->($pkg);
		3724	1
		3725	} or warn "$pkg unloaded, but with errors: $@";
		3726	}
		3727
		3728	warn "... clearing $pkg";
		3729	clear_package $pkg;
3495	}	3730	}
3496		3731
3497	Symbol::delete_package $k;	3732	warn "unloading all perl modules loaded from $LIBDIR";
		3733	while (my ($k, $v) = each %INC) {
		3734	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3735
		3736	warn "... unloading $k";
		3737	delete $INC{$k};
		3738
		3739	$k =~ s/\.pm$//;
		3740	$k =~ s/\//::/g;
		3741
		3742	if (my $cb = $k->can ("unload_module")) {
		3743	$cb->();
		3744	}
		3745
		3746	clear_package $k;
3498	}	3747	}
3499		3748
3500	warn "getting rid of safe::, as good as possible";	3749	warn "getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	3750	clear_package "safe::$_"
3502	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3751	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503		3752
3504	warn "unloading cf.pm \"a bit\"";	3753	warn "unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	3754	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	3755	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		3756
3508	# don't, removes xs symbols, too,	3757	# don't, removes xs symbols, too,
3509	# and global variables created in xs	3758	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	3759	#clear_package __PACKAGE__;
3511		3760
3512	warn "unload completed, starting to reload now";	3761	warn "unload completed, starting to reload now";
3513		3762
3514	warn "reloading cf.pm";	3763	warn "reloading cf.pm";
3515	require cf;	3764	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3765	cf::_connect_to_perl_1;
3517		3766
3518	warn "loading config and database again";	3767	warn "loading config and database again";
3519	cf::reload_config;	3768	cf::reload_config;
3520		3769
3521	warn "loading extensions";	3770	warn "loading extensions";
3522	cf::load_extensions;	3771	cf::load_extensions;
3523		3772
		3773	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	3774	warn "reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	3775	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	3776	warn "reattaching attachments to maps";
3527	reattach $_ for values %MAP;	3777	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	3778	warn "reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	3779	reattach $_ for values %PLAYER;
		3780	}
3530		3781
		3782	warn "running post_init jobs";
		3783	(pop @POST_INIT)->(1) while @POST_INIT;
		3784
3531	warn "leaving sync_job";	3785	warn "leaving sync_job";
3532		3786
3533	1	3787	1
3534	} or do {	3788	} or do {
3535	warn $@;	3789	warn $@;
3536	warn "error while reloading, exiting.";	3790	cf::cleanup "error while reloading, exiting.";
3537	exit 1;
3538	};	3791	};
3539		3792
3540	warn "reloaded";	3793	warn "reloaded";
		3794	--$RELOAD;
		3795	}
		3796
		3797	$t1 = EV::time - $t1;
		3798	warn "reload completed in ${t1}s\n";
3541	};	3799	};
3542		3800
3543	our $RELOAD_WATCHER; # used only during reload	3801	our $RELOAD_WATCHER; # used only during reload
3544		3802
3545	sub reload_perl() {	3803	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	3804	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	3805	# coro crashes during coro_state_free->destroy here.
3548		3806
3549	$RELOAD_WATCHER ||= Event->timer (	3807	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	3808	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	3809
3552	data => WF_AUTOCANCEL,	3810	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	3811	do_reload_perl;
3555	undef $RELOAD_WATCHER;	3812	undef $RELOAD_WATCHER;
3556	},	3813	};
3557	);	3814	};
3558	}	3815	}
3559		3816
3560	register_command "reload" => sub {	3817	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	3818	my ($who, $arg) = @_;
3562		3819
…		…
3575		3832
3576	our @WAIT_FOR_TICK;	3833	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	3834	our @WAIT_FOR_TICK_BEGIN;
3578		3835
3579	sub wait_for_tick {	3836	sub wait_for_tick {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	3837	return if tick_inhibit || $Coro::current == $Coro::main;
3582		3838
3583	my $signal = new Coro::Signal;	3839	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	3840	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	3841	$signal->wait;
3586	}	3842	}
3587		3843
3588	sub wait_for_tick_begin {	3844	sub wait_for_tick_begin {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	3845	return if tick_inhibit || $Coro::current == $Coro::main;
3591		3846
3592	my $signal = new Coro::Signal;	3847	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	3848	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	3849	$signal->wait;
3595	}	3850	}
3596		3851
3597	$TICK_WATCHER = Event->timer (	3852	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	3853	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3854	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3855	unless ++$bug_warning > 10;
3607	return;	3856	return;
3608	}	3857	}
3609		3858
3610	$NOW = $tick_start = Event::time;
3611
3612	cf::server_tick; # one server iteration	3859	cf::server_tick; # one server iteration
3613		3860
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK += $TICK;
3616
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3861	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	3862	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3863	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3864	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3865	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3866	or warn "ERROR: unable to write runtime file: $!";
3623	};
3624	}	3867	};
		3868	}
3625		3869
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3870	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	3871	$sig->send;
3628	}	3872	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3873	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3874	$sig->send;
3631	}	3875	}
3632		3876
3633	$NOW = Event::time;	3877	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3878	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		3879
3644	_post_tick;	3880	if (0) {
		3881	if ($NEXT_TICK) {
		3882	my $jitter = $TICK_START - $NEXT_TICK;
		3883	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3884	warn "jitter $JITTER\n";#d#
		3885	}
3645	},	3886	}
3646	);	3887	}
3647		3888
3648	{	3889	{
		3890	# configure BDB
		3891
3649	BDB::min_parallel 8;	3892	BDB::min_parallel 8;
3650	BDB::max_poll_time $TICK * 0.1;	3893	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	3894	$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		3895
3675	unless ($DB_ENV) {	3896	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	3897	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3898	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| BDB::LOG_AUTOREMOVE, 1);	3899	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3900	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3901	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3902	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		3903
3682	cf::sync_job {	3904	cf::sync_job {
3683	eval {	3905	eval {
…		…
3693		3915
3694	cf::cleanup "db_env_open(db): $@" if $@;	3916	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	3917	};
3696	}	3918	}
3697		3919
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	3920	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3921	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706	},
3707	);	3922	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	3923	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3924	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	3925	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	3926	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3927	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	3928	};
3728	}	3929	}
3729		3930
3730	{	3931	{
		3932	# configure IO::AIO
		3933
3731	IO::AIO::min_parallel 8;	3934	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	3935	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	3936	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	3937	}
3744		3938
3745	my $_log_backtrace;	3939	my $_log_backtrace;
3746		3940
3747	sub _log_backtrace {	3941	sub _log_backtrace {
…		…
3750	$msg =~ s/\n//;	3944	$msg =~ s/\n//;
3751		3945
3752	# limit the # of concurrent backtraces	3946	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	3947	if ($_log_backtrace < 2) {
3754	++$_log_backtrace;	3948	++$_log_backtrace;
		3949	my $perl_bt = Carp::longmess $msg;
3755	async {	3950	async {
3756	$Coro::current->{desc} = "abt $msg";	3951	$Coro::current->{desc} = "abt $msg";
3757		3952
3758	my @bt = fork_call {	3953	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	3954	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	3965	}
3771		3966
3772	@funcs	3967	@funcs
3773	};	3968	};
3774		3969
3775	LOG llevInfo, "[ABT] $msg\n";	3970	LOG llevInfo, "[ABT] $perl_bt\n";
		3971	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	3972	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	3973	--$_log_backtrace;
3778	};	3974	};
3779	} else {	3975	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	3976	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	3977	LOG llevInfo, "[ABT] [suppressed]\n";
3782	}	3978	}
3783	}	3979	}
3784		3980
3785	# load additional modules	3981	# load additional modules
3786	use cf::pod;	3982	require "cf/$_.pm" for @EXTRA_MODULES;
		3983	cf::_connect_to_perl_2;
3787		3984
3788	END { cf::emergency_save }	3985	END { cf::emergency_save }
3789		3986
3790	1	3987	1
3791		3988

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