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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.388 by root, Thu Oct 18 02:56:13 2007 UTC vs.
Revision 1.477 by root, Wed Sep 2 22:52:36 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.51 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	118	our $DB_ENV;
89		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
90	our %CFG;	122	our %CFG;
91		123
92	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
94		127
95	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
98		131
99	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		134
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
105		144
106	binmode STDOUT;	145	binmode STDOUT;
107	binmode STDERR;	146	binmode STDERR;
108		147
109	# read virtual server time, if available	148	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
114	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
115		156
116	mkdir $_	157	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		159
119	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
162		203
163	The raw value load value from the last tick.	204	The raw value load value from the last tick.
164		205
165	=item %cf::CFG	206	=item %cf::CFG
166		207
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	209	from wherever your confdir points to.
169		210
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		212
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
181		222
182	=back	223	=back
183		224
184	=cut	225	=cut
185		226
186	BEGIN {	227	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	228	my $msg = join "", @_;
189		229
190	$msg .= "\n"	230	$msg .= "\n"
191	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
192		232
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		234
195	LOG llevError, $msg;	235	LOG llevError, $msg;
196	};	236	};
197	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	Coro::terminate
		250	};
198		251
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	262	for my $pkg (qw(
210	cf::global cf::attachable	263	cf::global cf::attachable
211	cf::object cf::object::player	264	cf::object cf::object::player
212	cf::client cf::player	265	cf::client cf::player
213	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
214	cf::map cf::party cf::region	268	cf::party cf::region
215	)) {	269	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	271	}
219		272
220	$Event::DIED = sub {	273	$EV::DIED = sub {
221	warn "error in event callback: @_";	274	warn "error in event callback: @_";
222	};	275	};
223		276
224	#############################################################################	277	#############################################################################
225		278
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	302	$d
250	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
251	}	304	}
252		305
253	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
254		307
255	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
256		309
257	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
258		311
259	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
260		313
261	=cut	314	=cut
262		315
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		317
265	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
267		334
268	=item cf::lock_wait $string	335	=item cf::lock_wait $string
269		336
270	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
271		338
272	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
273		340
274	Wait until the given lock is available and then acquires it and returns	341	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,	342	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	343	for example when the coroutine gets canceled), the lock is automatically
277	returned.	344	returned.
278		345
279	Locks are *not* recursive, locking from the same coro twice results in a	346	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	347	deadlocked coro.
…		…
286		353
287	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
288		355
289	=cut	356	=cut
290		357
291	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		359
294	sub lock_wait($) {	360	sub lock_wait($) {
295	my ($key) = @_;	361	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	362	}
308		363
309	sub lock_acquire($) {	364	sub lock_acquire($) {
310	my ($key) = @_;	365	$LOCKS->guard ($_[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	}	366	}
324		367
325	sub lock_active($) {	368	sub lock_active($) {
326	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	370	}
330		371
331	sub freeze_mainloop {	372	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
333		374
334	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	376	}
336	};	377
337	$TICK_WATCHER->stop;	378	=item cf::periodic $interval, $cb
338	$guard	379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
339	}	391	}
340		392
341	=item cf::get_slot $time[, $priority[, $name]]	393	=item cf::get_slot $time[, $priority[, $name]]
342		394
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	435	}
384	}	436	}
385	};	437	};
386		438
387	sub get_slot($;$$) {	439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
388	my ($time, $pri, $name) = @_;	442	my ($time, $pri, $name) = @_;
389		443
390	$time = $TICK * .6 if $time > $TICK * .6;	444	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	445	my $sig = new Coro::Signal;
392		446
…		…
406		460
407	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
408		462
409	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
410		464
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	468	acceptable.
415		469
416	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		476
423	sub sync_job(&) {	477	sub sync_job(&) {
424	my ($job) = @_;	478	my ($job) = @_;
425		479
426	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	481	my $time = EV::time;
428		482
429	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
431		485
432	LOG llevError, Carp::longmess "sync job";#d#	486	LOG llevError, Carp::longmess "sync job";#d#
433		487
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
437		489
438	my $busy = 1;	490	my $busy = 1;
439	my @res;	491	my @res;
440		492
…		…
447		499
448	while ($busy) {	500	while ($busy) {
449	if (Coro::nready) {	501	if (Coro::nready) {
450	Coro::cede_notself;	502	Coro::cede_notself;
451	} else {	503	} else {
452	Event::one_event;	504	EV::loop EV::LOOP_ONESHOT;
453	}	505	}
454	}	506	}
455		507
456	$time = Event::time - $time;	508	my $time = EV::time - $time;
457		509
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	510	$TICK_START += $time; # do not account sync jobs to server load
462		511
463	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
464	} else {	513	} else {
465	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
466		515
…		…
491	=item fork_call { }, $args	540	=item fork_call { }, $args
492		541
493	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
497		546
498	=cut	547	=cut
499		548
500	sub fork_call(&@) {	549	sub fork_call(&@) {
501	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
…		…
508	reset_signals;	557	reset_signals;
509	&$cb	558	&$cb
510	}, @args;	559	}, @args;
511		560
512	wantarray ? @res : $res[-1]	561	wantarray ? @res : $res[-1]
		562	}
		563
		564	=item $coin = coin_from_name $name
		565
		566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
513	}	589	}
514		590
515	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
516		592
517	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
656		732
657	#############################################################################	733	#############################################################################
658		734
659	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
660		736
661	Many objects in crossfire are so-called attachable objects. That means you can	737	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")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
664		740
665	In the following description, CLASS can be any of C<global>, C<object>	741	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	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	743	Deliantra).
668		744
669	=over 4	745	=over 4
670		746
671	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
672		748
…		…
716	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
717		793
718	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
720		796
721	Some classes such as crossfire maps and objects can specify attachments	797	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.	798	that are attached at load/instantiate time, thus the need for a name.
723		799
724	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
725		801
726	=over 4	802	=over 4
…		…
954	}	1030	}
955		1031
956	0	1032	0
957	}	1033	}
958		1034
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1036
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1038
963	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
964		1040
…		…
1017		1093
1018	sub reattach {	1094	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1096	my ($obj) = @_;
1021		1097
		1098	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1100
1024	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
1025		1102
1026	@$registry = ();	1103	@$registry = ();
1027		1104
…		…
1042	cf::attachable->attach (	1119	cf::attachable->attach (
1043	prio => -1000000,	1120	prio => -1000000,
1044	on_instantiate => sub {	1121	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
1046		1123
1047	$data = from_json $data;	1124	$data = decode_json $data;
1048		1125
1049	for (@$data) {	1126	for (@$data) {
1050	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
1051		1128
1052	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1150	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
1076		1153
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	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;
		1159	aio_fsync $fh;
		1160	}
1081	close $fh;	1161	aio_close $fh;
1082		1162
1083	if (@$objs) {	1163	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	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;
		1170	aio_fsync $fh;
		1171	}
1089	close $fh;	1172	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1174	}
1092	} else {	1175	} else {
1093	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
1094	}	1177	}
1095		1178
1096	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1183	} else {
1098	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
1099	}	1185	}
1100	} else {	1186	} else {
1101	aio_unlink $filename;	1187	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1103	}	1189	}
…		…
1194	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1195		1281
1196	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1197	}	1283	}
1198		1284
		1285	use File::Glob ();
		1286
1199	cf::player->attach (	1287	cf::player->attach (
1200	on_command => sub {	1288	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1202		1290
1203	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1235		1323
1236	cf::override;	1324	cf::override;
1237	},	1325	},
1238	);	1326	);
1239		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
		1340
1240	sub load_extensions {	1341	sub load_extensions {
1241	cf::sync_job {	1342	cf::sync_job {
1242	my %todo;	1343	my %todo;
1243		1344
1244	for my $path (<$LIBDIR/*.ext>) {	1345	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1364
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1367
1267	$ext{source} =	1368	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1270	. $source	1371	. $source
1271	. "\n};\n1";	1372	. "\n};\n1";
1272		1373
1273	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1291		1392
1292	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1394	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1396	}
1297		1397
1298	warn $msg;	1398	warn $msg;
1299	}	1399	}
1300		1400
…		…
1314		1414
1315	=back	1415	=back
1316		1416
1317	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1318		1418
1319	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1320		1420
1321	=cut	1421	=cut
1322		1422
1323	package cf::player;	1423	package cf::player;
1324		1424
…		…
1367		1467
1368	sub exists($) {	1468	sub exists($) {
1369	my ($login) = @_;	1469	my ($login) = @_;
1370		1470
1371	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1373	}	1473	}
1374		1474
1375	sub find($) {	1475	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1477	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1489	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1490	or return;
1391		1491
1392	my $pl = cf::player::load_pl $f	1492	my $pl = cf::player::load_pl $f
1393	or return;	1493	or return;
		1494
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1495	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1496	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1397	}	1498	}
1398	}	1499	}
…		…
1408		1509
1409	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1410		1511
1411	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
		1514
		1515	cf::get_slot 0.01;
1413		1516
1414	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1518	cf::cede_to_tick;
1416	}	1519	}
1417		1520
…		…
1449	my ($pl) = @_;	1552	my ($pl) = @_;
1450		1553
1451	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1452		1555
1453	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1558
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1460		1565
1461	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1606
1502	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
1503	my $path = path $login;	1608	my $path = path $login;
1504		1609
1505	# a .pst is a dead give-away for a valid player	1610	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1616	}
1511		1617
…		…
1542	}	1648	}
1543		1649
1544	\@paths	1650	\@paths
1545	}	1651	}
1546		1652
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1654
1549	Expand crossfire pod fragments into protocol xml.	1655	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1656
1598	=item $player->ext_reply ($msgid, @msg)	1657	=item $player->ext_reply ($msgid, @msg)
1599		1658
1600	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1601		1660
…		…
1668	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1670		1729
1671	sub generate_random_map {	1730	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1673	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1736	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1861
1800	# the temporary/swap location	1862	# the temporary/swap location
1801	sub save_path {	1863	sub save_path {
1802	my ($self) = @_;	1864	my ($self) = @_;
1803		1865
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1806	}	1868	}
1807		1869
1808	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1809	sub uniq_path {	1871	sub uniq_path {
1810	my ($self) = @_;	1872	my ($self) = @_;
1811		1873
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1875	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1876	}
1824		1877
1825	sub decay_objects {	1878	sub decay_objects {
1826	my ($self) = @_;	1879	my ($self) = @_;
1827		1880
…		…
1911	sub find {	1964	sub find {
1912	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1913		1966
1914	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1915		1968
1916	cf::lock_wait "map_data:$path";#d#remove	1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1971
1919	$cf::MAP{$path} || do {	1972	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	1973	my $map = new_from_path cf::map $path
1924	or return;	1974	or return;
1925		1975
1926	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1927		1977
…		…
1929	or return;	1979	or return;
1930		1980
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
1934	undef $guard1;	1985	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	1986	$map->reset;
1937	return find $path;	1987	return find $path;
1938	}	1988	}
1939		1989
1940	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2017	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2018	$f->skip_block;
1969	$self->_load_objects ($f)	2019	$self->_load_objects ($f)
1970	or return;	2020	or return;
1971		2021
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1973	if delete $self->{load_original};	2023	if delete $self->{load_original};
1974		2024
1975	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2026	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2027	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2046	$self->decay_objects;
1997	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1998	$self->update_buttons;	2048	$self->update_buttons;
1999	cf::cede_to_tick;	2049	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2050	$self->activate;
2003	}	2051	}
2004		2052
2005	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
2007		2055
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2057	}
2010		2058
2011	$self->post_load;	2059	$self->post_load;
2012	}	2060	}
2013		2061
…		…
2071	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2072		2120
2073	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2074		2122
2075	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2125	}
2078		2126
2079	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2080		2128
2081	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2166	cf::async {
2119	$Coro::current->{desc} = "map player save";	2167	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2121	};	2169	};
2122		2170
		2171	cf::get_slot 0.02;
		2172
2123	if ($uniq) {	2173	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2176	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2185	$self->save;
2136		2186
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2188
2139	return if $self->players;	2189	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2191	return if $self->{deny_save};
2142		2192
2143	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2144		2194
2145	$self->deactivate;	2195	$self->deactivate;
…		…
2263		2313
2264	sub unique_maps() {	2314	sub unique_maps() {
2265	[	2315	[
2266	map {	2316	map {
2267	utf8::decode $_;	2317	utf8::decode $_;
2268	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2269	? normalise $_	2321	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2323	]
2273	}	2324	}
2274		2325
2275	package cf;
2276
2277	=back	2326	=back
2278		2327
2279	=head3 cf::object	2328	=head3 cf::object
2280		2329
2281	=cut	2330	=cut
…		…
2284		2333
2285	=over 4	2334	=over 4
2286		2335
2287	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2288		2337
2289	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2290		2340
2291	=cut	2341	=cut
2292		2342
2293	sub inv_recursive_;	2343	sub inv_recursive_;
2294	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2300	}	2350	}
2301		2351
2302	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2303		2353
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2355
2306	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2307		2357
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2343		2393
2344	=cut	2394	=cut
2345		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2346	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2411	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2427
2364	} else {	2428	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2431	}
2368	}	2432	}
2369	}	2433	}
2370		2434
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2460
2397	=item $player_object->enter_link	2461	=item $player_object->enter_link
2398		2462
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2464
2401	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2403		2469
2404	Will never block.	2470	Will never block.
2405		2471
2406	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2407		2473
…		…
2465		2531
2466	$map->load;	2532	$map->load;
2467	$map->load_neighbours;	2533	$map->load_neighbours;
2468		2534
2469	return unless $self->contr->active;	2535	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2536
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
2474	}	2542	}
2475		2543
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2477		2545
2478	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2548	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2549	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2550	be called at the end of this process.
		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
2483		2554
2484	=cut	2555	=cut
2485		2556
2486	our $GOTOGEN;	2557	our $GOTOGEN;
2487		2558
…		…
2566	}	2637	}
2567		2638
2568	sub prepare_random_map {	2639	sub prepare_random_map {
2569	my ($exit) = @_;	2640	my ($exit) = @_;
2570		2641
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2644	# that depends on the exit object
2576		2645
2577	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2648	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2584	}	2655	}
2585		2656
2586	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2587		2658
2588	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2591		2662
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2665	undef $fh;
2595	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2596		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2599	}	2674	}
2600	}	2675	}
2601		2676
2602	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2604		2679
2605	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2606		2681
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2682	$self->enter_link;
2619		2683
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2684	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2685	$Coro::current->{desc} = "enter_exit";
2626		2686
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2629	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2630		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2631	1;	2708	1
2632	}) {	2709	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2714
2638	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2668		2745
2669	=cut	2746	=cut
2670		2747
		2748	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2749	our %CHANNEL = (
2672	"c/identify" => {	2750	"c/identify" => {
2673	id => "infobox",	2751	id => "infobox",
2674	title => "Identify",	2752	title => "Identify",
2675	reply => undef,	2753	reply => undef,
…		…
2679	id => "infobox",	2757	id => "infobox",
2680	title => "Examine",	2758	title => "Examine",
2681	reply => undef,	2759	reply => undef,
2682	tooltip => "Signs and other items you examined",	2760	tooltip => "Signs and other items you examined",
2683	},	2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
2684	"c/lookat" => {	2768	"c/lookat" => {
2685	id => "infobox",	2769	id => "infobox",
2686	title => "Look",	2770	title => "Look",
2687	reply => undef,	2771	reply => undef,
2688	tooltip => "What you saw there",	2772	tooltip => "What you saw there",
2689	},	2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
2690	);	2848	);
2691		2849
2692	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2693	my ($self, $channel, $msg, $color, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2694		2852
2695	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2696		2855
2697	$color &= cf::NDI_CLIENT_MASK; # just in case...	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2698		2857
2699	# check predefined channels, for the benefit of C	2858	# check predefined channels, for the benefit of C
2700	if ($CHANNEL{$channel}) {	2859	if ($CHANNEL{$channel}) {
2701	$channel = $CHANNEL{$channel};	2860	$channel = $CHANNEL{$channel};
2702		2861
2703	$self->ext_msg (channel_info => $channel)	2862	$self->ext_msg (channel_info => $channel);
2704	if $self->can_msg;
2705
2706	$channel = $channel->{id};	2863	$channel = $channel->{id};
2707		2864
2708	} elsif (ref $channel) {	2865	} elsif (ref $channel) {
2709	# send meta info to client, if not yet sent	2866	# send meta info to client, if not yet sent
2710	unless (exists $self->{channel}{$channel->{id}}) {	2867	unless (exists $self->{channel}{$channel->{id}}) {
2711	$self->{channel}{$channel->{id}} = $channel;	2868	$self->{channel}{$channel->{id}} = $channel;
2712	$self->ext_msg (channel_info => $channel)	2869	$self->ext_msg (channel_info => $channel);
2713	if $self->can_msg;
2714	}	2870	}
2715		2871
2716	$channel = $channel->{id};	2872	$channel = $channel->{id};
2717	}	2873	}
2718		2874
2719	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2720		2876
2721	if ($self->can_msg) {
2722	# default colour, mask it out	2877	# default colour, mask it out
2723	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2724	if $color & cf::NDI_DEF;	2879	if $color & cf::NDI_DEF;
2725		2880
2726	$self->send_packet ("msg " . $self->{json_coder}->encode (	2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
2727	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2728	} else {	2884	);
2729	if ($color >= 0) {
2730	# replace some tags by gcfclient-compatible ones
2731	for ($msg) {
2732	1 while
2733	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2734	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2735	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2736	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2737	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2738	}
2739		2885
2740	$color &= cf::NDI_COLOR_MASK;	2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
2741		2889
2742	utf8::encode $msg;	2890	# split very large packets
2743		2891	if (8192 < length $pkt and $self->{can_lzf}) {
2744	if (0 && $msg =~ /\[/) {	2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2745	# COMMAND/INFO	2893	$pkt = "frag";
2746	$self->send_packet ("drawextinfo $color 10 8 $msg")
2747	} else {
2748	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2749	$self->send_packet ("drawinfo $color $msg")
2750	}
2751	}
2752	}	2894	}
		2895
		2896	$self->send_packet ($pkt);
2753	}	2897	}
2754		2898
2755	=item $client->ext_msg ($type, @msg)	2899	=item $client->ext_msg ($type, @msg)
2756		2900
2757	Sends an ext event to the client.	2901	Sends an ext event to the client.
…		…
2931		3075
2932	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2933		3077
2934	cf::object	3078	cf::object
2935	contr pay_amount pay_player map x y force_find force_add destroy	3079	contr pay_amount pay_player map x y force_find force_add destroy
2936	insert remove name archname title slaying race decrease_ob_nr	3080	insert remove name archname title slaying race decrease split
		3081	value
2937		3082
2938	cf::object::player	3083	cf::object::player
2939	player	3084	player
2940		3085
2941	cf::player	3086	cf::player
…		…
2946		3091
2947	=cut	3092	=cut
2948		3093
2949	for (	3094	for (
2950	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2951	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2952	decrease_ob_nr destroy)],	3097	decrease split destroy change_exp value msg lore send_msg)],
2953	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2954	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2955	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2956	) {	3101	) {
2957	no strict 'refs';	3102	no strict 'refs';
2958	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2959	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2976	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2977		3122
2978	my $qcode = $code;	3123	my $qcode = $code;
2979	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2980	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2981		3128
2982	local $_;	3129	local $_;
2983	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2984		3131
2985	my $eval =	3132	my $eval =
…		…
3062	{	3209	{
3063	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3064		3211
3065	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3066	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3067	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3068	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3069	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3070	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3071		3219
3072	cf::cede_to_tick;	3220	cf::cede_to_tick;
3073	}	3221	}
3074		3222
3075	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3076	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3077	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3078	or next;	3227	or next;
		3228
3079	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3080	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3081	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3082	} else {	3232	} else {
3083	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3101	{	3251	{
3102	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3103	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3104	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3105		3255
3106	my $soundconf = delete $res->{"res/sound.conf"};
3107
3108	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3109	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3110	my $data;	3259	my $data;
3111		3260
3112	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3113	# prepend meta info	3262	# prepend meta info
3114		3263
3115	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3116	name => $name,	3265	name => $name,
3117	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3118	});	3267	});
3119		3268
3120	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
3121	} else {	3276	} else {
3122	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3123	}	3278	}
3124		3279
3125	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3126	cf::face::set_type $idx, $info->{type};
3127
3128	cf::cede_to_tick;	3280	cf::cede_to_tick;
3129	}	3281	}
3130
3131	if ($soundconf) {
3132	$soundconf = $enc->decode (delete $soundconf->{data});
3133
3134	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3135	my $sound = $soundconf->{compat}[$_]
3136	or next;
3137
3138	my $face = cf::face::find "sound/$sound->[1]";
3139	cf::sound::set $sound->[0] => $face;
3140	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3141	}
3142
3143	while (my ($k, $v) = each %{$soundconf->{event}}) {
3144	my $face = cf::face::find "sound/$v";
3145	cf::sound::set $k => $face;
3146	}
3147	}
3148	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3149		3285
3150	1	3286	1
3151	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
3152		3308
3153	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3154	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3155		3311
3156	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
3157	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
3158	}	3314	}
3159	};	3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
3160		3326
3161	sub reload_regions {	3327	sub reload_regions {
3162	# HACK to clear player env face cache, we need some signal framework	3328	# HACK to clear player env face cache, we need some signal framework
3163	# for this (global event?)	3329	# for this (global event?)
3164	%ext::player_env::MUSIC_FACE_CACHE = ();	3330	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3178	}	3344	}
3179		3345
3180	sub reload_archetypes {	3346	sub reload_archetypes {
3181	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
3182	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
3183	#d# NEED to laod twice to resolve forward references
3184	# this really needs to be done in an extra post-pass
3185	# (which needs to be synchronous, so solve it differently)
3186	load_resource_file "$DATADIR/archetypes"
3187	or die "unable to load archetypes\n";
3188	}	3349	}
3189		3350
3190	sub reload_treasures {	3351	sub reload_treasures {
3191	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
3192	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
3193	}	3354	}
3194		3355
3195	sub reload_resources {	3356	sub reload_resources {
3196	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
3197		3358
		3359	reload_facedata;
		3360	reload_archetypes;
3198	reload_regions;	3361	reload_regions;
3199	reload_facedata;
3200	#reload_archetypes;#d#
3201	reload_archetypes;
3202	reload_treasures;	3362	reload_treasures;
3203		3363
3204	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
3205	}
3206
3207	sub init {
3208	reload_resources;
3209	}	3365	}
3210		3366
3211	sub reload_config {	3367	sub reload_config {
3212	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3213	or return;	3369	or return;
3214		3370
3215	local $/;	3371	local $/;
3216	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3217		3373
3218	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3219		3375
3220	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3221	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3227	};	3383	};
3228	warn $@ if $@;	3384	warn $@ if $@;
3229	}	3385	}
3230	}	3386	}
3231		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
3232	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
3233	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3234	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3235	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3236	(async {	3434	(async {
3237	$Coro::current->{desc} = "IDLE BUG HANDLER";	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
3238	Event::one_event;	3436	EV::loop EV::LOOP_ONESHOT;
3239	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3240	};	3438	};
3241		3439
		3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
3242	reload_config;	3444	reload_config;
3243	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
3244	load_extensions;	3458	load_extensions;
3245		3459
3246	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
3247	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
3248	}	3470	}
3249		3471
3250	#############################################################################	3472	#############################################################################
3251	# initialisation and cleanup	3473	# initialisation and cleanup
3252		3474
3253	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
3254	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
3255	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
3256	Event->signal (	3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3257	reentrant => 0,
3258	data => WF_AUTOCANCEL,
3259	signal => $signal,
3260	prio => 0,
3261	cb => sub {
3262	cf::cleanup "SIG$signal";	3480	cf::cleanup "SIG$signal";
3263	},
3264	);	3481	};
3265	}	3482	}
3266	}	3483	}
3267		3484
3268	sub write_runtime {	3485	sub write_runtime_sync {
3269	my $runtime = "$LOCALDIR/runtime";
3270
3271	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
3272	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
3273		3488
3274	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3275		3490
3276	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
3277		3492
3278	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3279	or return;	3494	or return;
3280		3495
3281	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
3282	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
3283	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
3293	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
3294		3509
3295	close $fh	3510	close $fh
3296	or return;	3511	or return;
3297		3512
3298	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3299	and return;	3514	and return;
3300		3515
3301	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
3302		3517
3303	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
3304	}	3569	}
3305		3570
3306	sub emergency_save() {	3571	sub emergency_save() {
3307	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
3308		3573
3309	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
3310		3575
3311	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
3312	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
3313	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
3314	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
3315	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
3316	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
3317	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
3318	$pl->valid or next;	3588	$pl->valid or next;
3319	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3320	$pl->save;	3590	$pl->save;
3321	}	3591	}
3322	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
3323		3593
3324	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
3325	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
3326	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
3327	$map->valid or next;	3597	$map->valid or next;
3328	$map->save;	3598	$map->save;
3329	}	3599	}
3330	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
3331		3601
3332	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
3333	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3334	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
3335	};	3609	};
3336		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
3337	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
3338	}	3617	}
3339		3618
3340	sub post_cleanup {	3619	sub post_cleanup {
3341	my ($make_core) = @_;	3620	my ($make_core) = @_;
3342		3621
3343	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
3344	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
3345	}	3653	}
3346		3654
3347	sub do_reload_perl() {	3655	sub do_reload_perl() {
3348	# can/must only be called in main	3656	# can/must only be called in main
3349	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
3350	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
3351	return;	3659	return;
3352	}	3660	}
3353		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
3354	warn "reloading...";	3667	warn "reloading...";
3355		3668
3356	warn "entering sync_job";	3669	warn "entering sync_job";
3357		3670
3358	cf::sync_job {	3671	cf::sync_job {
3359	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
3360	cf::emergency_save;	3673	cf::emergency_save;
3361	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3362		3675
3363	warn "syncing database to disk";	3676	warn "syncing database to disk";
3364	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3365		3678
3366	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
3367		3680
3368	warn "cancelling all WF_AUTOCANCEL watchers";
3369	for (Event::all_watchers) {
3370	$_->cancel if $_->data & WF_AUTOCANCEL;
3371	}
3372
3373	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
3374	for (;;) {
3375	BDB::flush;
3376	IO::AIO::flush;
3377	Coro::cede_notself;
3378	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
3379	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3380	}
3381
3382	++$RELOAD;
3383
3384	warn "cancelling all extension coros";
3385	$_->cancel for values %EXT_CORO;
3386	%EXT_CORO = ();
3387
3388	warn "removing commands";
3389	%COMMAND = ();
3390
3391	warn "removing ext/exti commands";
3392	%EXTCMD = ();
3393	%EXTICMD = ();
3394
3395	warn "unloading/nuking all extensions";
3396	for my $pkg (@EXTS) {
3397	warn "... unloading $pkg";
3398
3399	if (my $cb = $pkg->can ("unload")) {
3400	eval {
3401	$cb->($pkg);
3402	1
3403	} or warn "$pkg unloaded, but with errors: $@";
3404	}	3684	}
3405		3685
3406	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
3407	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
3408	}	3688	%EXT_CORO = ();
3409		3689
3410	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
3411	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
3412	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3413		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
3414	warn "... unloading $k";	3699	warn "... unloading $pkg";
3415	delete $INC{$k};
3416		3700
3417	$k =~ s/\.pm$//;
3418	$k =~ s/\//::/g;
3419
3420	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3421	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3422	}	3710	}
3423		3711
3424	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3425	}	3727	}
3426		3728
3427	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3428	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3429	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3430		3732
3431	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3432	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3433	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3434		3736
3435	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3436	# and global variables created in xs	3738	# and global variables created in xs
3437	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3438		3740
3439	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3440		3742
3441	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3442	require cf;	3744	require cf;
3443	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3444		3746
3445	warn "loading config and database again";	3747	warn "loading config and database again";
3446	cf::reload_config;	3748	cf::reload_config;
3447		3749
3448	warn "loading extensions";	3750	warn "loading extensions";
3449	cf::load_extensions;	3751	cf::load_extensions;
3450		3752
		3753	if ($REATTACH_ON_RELOAD) {
3451	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3452	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3453	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3454	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3455	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3456	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3457		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3458	warn "leaving sync_job";	3765	warn "leaving sync_job";
3459		3766
3460	1	3767	1
3461	} or do {	3768	} or do {
3462	warn $@;	3769	warn $@;
3463	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3464	exit 1;
3465	};	3771	};
3466		3772
3467	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3468	};	3779	};
3469		3780
3470	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3471		3782
3472	sub reload_perl() {	3783	sub reload_perl() {
3473	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3474	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3475		3786
3476	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3477	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3478	after => 0,	3789
3479	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3480	cb => sub {
3481	do_reload_perl;	3791	do_reload_perl;
3482	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3483	},	3793	};
3484	);	3794	};
3485	}	3795	}
3486		3796
3487	register_command "reload" => sub {	3797	register_command "reload" => sub {
3488	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3489		3799
…		…
3502		3812
3503	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3504	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3505		3815
3506	sub wait_for_tick {	3816	sub wait_for_tick {
3507	return unless $TICK_WATCHER->is_active;
3508	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3509		3818
3510	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3511	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3512	$signal->wait;	3821	$signal->wait;
3513	}	3822	}
3514		3823
3515	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3516	return unless $TICK_WATCHER->is_active;
3517	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3518		3826
3519	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3520	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3521	$signal->wait;	3829	$signal->wait;
3522	}	3830	}
3523		3831
3524	$TICK_WATCHER = Event->timer (	3832	sub tick {
3525	reentrant => 0,
3526	parked => 1,
3527	prio => 0,
3528	at => $NEXT_TICK || $TICK,
3529	data => WF_AUTOCANCEL,
3530	cb => sub {
3531	if ($Coro::current != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3532	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3533	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3534	return;	3836	return;
3535	}	3837	}
3536		3838
3537	$NOW = $tick_start = Event::time;
3538
3539	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3540		3840
3541	$RUNTIME += $TICK;
3542	$NEXT_TICK += $TICK;
3543
3544	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3545	$NEXT_RUNTIME_WRITE = $NOW + 10;	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3546	Coro::async_pool {	3843	Coro::async_pool {
3547	$Coro::current->{desc} = "runtime saver";	3844	$Coro::current->{desc} = "runtime saver";
3548	write_runtime	3845	write_runtime_sync
3549	or warn "ERROR: unable to write runtime file: $!";	3846	or warn "ERROR: unable to write runtime file: $!";
3550	};
3551	}	3847	};
		3848	}
3552		3849
3553	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3554	$sig->send;	3851	$sig->send;
3555	}	3852	}
3556	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3557	$sig->send;	3854	$sig->send;
3558	}	3855	}
3559		3856
3560	$NOW = Event::time;	3857	$LOAD = ($NOW - $TICK_START) / $TICK;
3561
3562	# if we are delayed by four ticks or more, skip them all
3563	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3564
3565	$TICK_WATCHER->at ($NEXT_TICK);
3566	$TICK_WATCHER->start;
3567
3568	$LOAD = ($NOW - $tick_start) / $TICK;
3569	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3570		3859
3571	_post_tick;	3860	if (0) {
		3861	if ($NEXT_TICK) {
		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3572	},	3866	}
3573	);	3867	}
3574		3868
3575	{	3869	{
		3870	# configure BDB
		3871
3576	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3577	BDB::max_poll_time $TICK * 0.1;	3873	BDB::max_poll_reqs $TICK * 0.1;
3578	$BDB_POLL_WATCHER = Event->io (	3874	$AnyEvent::BDB::WATCHER->priority (1);
3579	reentrant => 0,
3580	fd => BDB::poll_fileno,
3581	poll => 'r',
3582	prio => 0,
3583	data => WF_AUTOCANCEL,
3584	cb => \&BDB::poll_cb,
3585	);
3586
3587	BDB::set_sync_prepare {
3588	my $status;
3589	my $current = $Coro::current;
3590	(
3591	sub {
3592	$status = $!;
3593	$current->ready; undef $current;
3594	},
3595	sub {
3596	Coro::schedule while defined $current;
3597	$! = $status;
3598	},
3599	)
3600	};
3601		3875
3602	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3603	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
3604	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3605	| BDB::LOG_AUTOREMOVE, 1);	3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3606	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3607	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3608		3883
3609	cf::sync_job {	3884	cf::sync_job {
3610	eval {	3885	eval {
…		…
3620		3895
3621	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3622	};	3897	};
3623	}	3898	}
3624		3899
3625	$BDB_DEADLOCK_WATCHER = Event->timer (	3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3626	after => 3,
3627	interval => 1,
3628	hard => 1,
3629	prio => 0,
3630	data => WF_AUTOCANCEL,
3631	cb => sub {
3632	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3633	},
3634	);	3902	};
3635	$BDB_CHECKPOINT_WATCHER = Event->timer (	3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3636	after => 11,
3637	interval => 60,
3638	hard => 1,
3639	prio => 0,
3640	data => WF_AUTOCANCEL,
3641	cb => sub {
3642	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3643	},
3644	);	3905	};
3645	$BDB_TRICKLE_WATCHER = Event->timer (	3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3646	after => 5,
3647	interval => 10,
3648	hard => 1,
3649	prio => 0,
3650	data => WF_AUTOCANCEL,
3651	cb => sub {
3652	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3653	},
3654	);	3908	};
3655	}	3909	}
3656		3910
3657	{	3911	{
		3912	# configure IO::AIO
		3913
3658	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3659
3660	undef $Coro::AIO::WATCHER;
3661	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3662	$AIO_POLL_WATCHER = Event->io (	3916	undef $AnyEvent::AIO::WATCHER;
3663	reentrant => 0,
3664	data => WF_AUTOCANCEL,
3665	fd => IO::AIO::poll_fileno,
3666	poll => 'r',
3667	prio => 0,
3668	cb => \&IO::AIO::poll_cb,
3669	);
3670	}	3917	}
3671		3918
3672	my $_log_backtrace;	3919	my $_log_backtrace;
3673		3920
3674	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3677	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3678		3925
3679	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3680	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3681	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3682	async {	3930	async {
3683	$Coro::current->{desc} = "abt $msg";	3931	$Coro::current->{desc} = "abt $msg";
3684		3932
3685	my @bt = fork_call {	3933	my @bt = fork_call {
3686	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
…		…
3697	}	3945	}
3698		3946
3699	@funcs	3947	@funcs
3700	};	3948	};
3701		3949
3702	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3703	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3704	--$_log_backtrace;	3953	--$_log_backtrace;
3705	};	3954	};
3706	} else {	3955	} else {
3707	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3708	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3709	}	3958	}
3710	}	3959	}
3711		3960
3712	# load additional modules	3961	# load additional modules
3713	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3714		3963
3715	END { cf::emergency_save }	3964	END { cf::emergency_save }
3716		3965
3717	1	3966	1
3718		3967

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