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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.377 by root, Thu Oct 4 11:36:38 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 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 Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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 2.32 ();	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
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		235
195	LOG llevError, $msg;	236	LOG llevError, $msg;
196	};	237	};
197	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($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	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
198		254
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	265	for my $pkg (qw(
210	cf::global cf::attachable	266	cf::global cf::attachable
211	cf::object cf::object::player	267	cf::object cf::object::player
212	cf::client cf::player	268	cf::client cf::player
213	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
214	cf::map cf::party cf::region	271	cf::party cf::region
215	)) {	272	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	274	}
219		275
220	$Event::DIED = sub {	276	$EV::DIED = sub {
221	warn "error in event callback: @_";	277	warn "error in event callback: @_";
222	};	278	};
223		279
224	#############################################################################	280	#############################################################################
225		281
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	305	$d
250	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
251	}	307	}
252		308
253	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
254		310
255	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
256		312
257	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
258		314
259	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
260		316
261	=cut	317	=cut
262		318
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		320
265	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
267		337
268	=item cf::lock_wait $string	338	=item cf::lock_wait $string
269		339
270	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
271		341
272	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
273		343
274	Wait until the given lock is available and then acquires it and returns	344	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,	345	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	346	for example when the coroutine gets canceled), the lock is automatically
277	returned.	347	returned.
278		348
279	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	350	deadlocked coro.
…		…
286		356
287	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
288		358
289	=cut	359	=cut
290		360
291	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		362
294	sub lock_wait($) {	363	sub lock_wait($) {
295	my ($key) = @_;	364	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	365	}
308		366
309	sub lock_acquire($) {	367	sub lock_acquire($) {
310	my ($key) = @_;	368	$LOCKS->guard ($_[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	}	369	}
324		370
325	sub lock_active($) {	371	sub lock_active($) {
326	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	373	}
330		374
331	sub freeze_mainloop {	375	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
333		377
334	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	379	}
336	};	380
337	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
338	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
339	}	394	}
340		395
341	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
342		397
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	428	}
374	}	429	}
375	}	430	}
376		431
377	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	435	$signal->wait;
381	} else {	436	} else {
382	Coro::schedule;	437	Coro::schedule;
383	}	438	}
384	}	439	}
385	};	440	};
386		441
387	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
388	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
389		446
390	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
392		449
…		…
406		463
407	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
408		465
409	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
410		467
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	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	469	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	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	471	acceptable.
415		472
416	If it must be done, put the blocking parts into C<sync_job>. This will run	473	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	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		479
423	sub sync_job(&) {	480	sub sync_job(&) {
424	my ($job) = @_;	481	my ($job) = @_;
425		482
426	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	484	my $time = EV::time;
428		485
429	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
431		488
432	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	490
434	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
435		492
436	my $busy = 1;	493	my $busy = 1;
437	my @res;	494	my @res;
438		495
…		…
442	warn $@ if $@;	499	warn $@ if $@;
443	undef $busy;	500	undef $busy;
444	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
445		502
446	while ($busy) {	503	while ($busy) {
447	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
448	}	508	}
		509	}
449		510
450	$time = Event::time - $time;	511	my $time = EV::time - $time;
451		512
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
456		514
457	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
458	} else {	516	} else {
459	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
460		518
…		…
485	=item fork_call { }, $args	543	=item fork_call { }, $args
486		544
487	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
491		549
492	=cut	550	=cut
493		551
494	sub fork_call(&@) {	552	sub fork_call(&@) {
495	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
502	reset_signals;	560	reset_signals;
503	&$cb	561	&$cb
504	}, @args;	562	}, @args;
505		563
506	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
		565	}
		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
507	}	592	}
508		593
509	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
510		595
511	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
650		735
651	#############################################################################	736	#############################################################################
652		737
653	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
654		739
655	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
658		743
659	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	746	Deliantra).
662		747
663	=over 4	748	=over 4
664		749
665	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
666		751
…		…
710	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
711		796
712	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
714		799
715	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
717		802
718	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
719		804
720	=over 4	805	=over 4
…		…
948	}	1033	}
949		1034
950	0	1035	0
951	}	1036	}
952		1037
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1039
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1041
957	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
958		1043
…		…
964		1049
965	=cut	1050	=cut
966		1051
967	#############################################################################	1052	#############################################################################
968	# object support	1053	# object support
969	#
970		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
971	sub _can_merge {	1088	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
973		1090
974	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1092
978	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
979	}	1095	}
980		1096
981	sub reattach {	1097	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1099	my ($obj) = @_;
984		1100
		1101	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1103
987	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
988		1105
989	@$registry = ();	1106	@$registry = ();
990		1107
…		…
1005	cf::attachable->attach (	1122	cf::attachable->attach (
1006	prio => -1000000,	1123	prio => -1000000,
1007	on_instantiate => sub {	1124	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1009		1126
1010	$data = from_json $data;	1127	$data = decode_json $data;
1011		1128
1012	for (@$data) {	1129	for (@$data) {
1013	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1014		1131
1015	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1039		1156
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	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;
		1162	aio_fsync $fh;
		1163	}
1044	close $fh;	1164	aio_close $fh;
1045		1165
1046	if (@$objs) {	1166	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	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;
		1173	aio_fsync $fh;
		1174	}
1052	close $fh;	1175	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1177	}
1055	} else {	1178	} else {
1056	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1057	}	1180	}
1058		1181
1059	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1186	} else {
1061	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1062	}	1188	}
1063	} else {	1189	} else {
1064	aio_unlink $filename;	1190	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1066	}	1192	}
…		…
1085		1211
1086	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1214	or return;
1089		1215
1090	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1091	}	1218	}
1092		1219
1093	utf8::decode (my $decname = $filename);	1220	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1157		1284
1158	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1159	}	1286	}
1160		1287
		1288	use File::Glob ();
		1289
1161	cf::player->attach (	1290	cf::player->attach (
1162	on_command => sub {	1291	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1164		1293
1165	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1197		1326
1198	cf::override;	1327	cf::override;
1199	},	1328	},
1200	);	1329	);
1201		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1202	sub load_extensions {	1344	sub load_extensions {
1203	cf::sync_job {	1345	cf::sync_job {
1204	my %todo;	1346	my %todo;
1205		1347
1206	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1367
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1370
1229	$ext{source} =	1371	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1232	. $source	1374	. $source
1233	. "\n};\n1";	1375	. "\n};\n1";
1234		1376
1235	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1253		1395
1254	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1397	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1399	}
1259		1400
1260	warn $msg;	1401	warn $msg;
1261	}	1402	}
1262		1403
…		…
1276		1417
1277	=back	1418	=back
1278		1419
1279	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1280		1421
1281	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1282		1423
1283	=cut	1424	=cut
1284		1425
1285	package cf::player;	1426	package cf::player;
1286		1427
…		…
1329		1470
1330	sub exists($) {	1471	sub exists($) {
1331	my ($login) = @_;	1472	my ($login) = @_;
1332		1473
1333	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1335	}	1476	}
1336		1477
1337	sub find($) {	1478	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1480	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1493	or return;
1353		1494
1354	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1355	or return;	1496	or return;
		1497
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1359	}	1501	}
1360	}	1502	}
…		…
1370		1512
1371	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1372		1514
1373	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1375		1519
1376	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1521	cf::cede_to_tick;
1378	}	1522	}
1379		1523
…		…
1411	my ($pl) = @_;	1555	my ($pl) = @_;
1412		1556
1413	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1414		1558
1415	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1561
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1422		1568
1423	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1609
1464	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1465	my $path = path $login;	1611	my $path = path $login;
1466		1612
1467	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1619	}
1473		1620
…		…
1504	}	1651	}
1505		1652
1506	\@paths	1653	\@paths
1507	}	1654	}
1508		1655
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1657
1511	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1659
1560	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1561		1661
1562	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1563		1663
…		…
1630	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1632		1732
1633	sub generate_random_map {	1733	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1635	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1739	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1864
1762	# the temporary/swap location	1865	# the temporary/swap location
1763	sub save_path {	1866	sub save_path {
1764	my ($self) = @_;	1867	my ($self) = @_;
1765		1868
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1768	}	1871	}
1769		1872
1770	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1771	sub uniq_path {	1874	sub uniq_path {
1772	my ($self) = @_;	1875	my ($self) = @_;
1773		1876
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1879	}
1786		1880
1787	sub decay_objects {	1881	sub decay_objects {
1788	my ($self) = @_;	1882	my ($self) = @_;
1789		1883
…		…
1873	sub find {	1967	sub find {
1874	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1875		1969
1876	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1877		1971
1878	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1974
1881	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1886	or return;	1977	or return;
1887		1978
1888	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1889		1980
…		…
1891	or return;	1982	or return;
1892		1983
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1896	undef $guard1;	1988	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	1989	$map->reset;
1899	return find $path;	1990	return find $path;
1900	}	1991	}
1901		1992
1902	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2021	$f->skip_block;
1931	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1932	or return;	2023	or return;
1933		2024
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1935	if delete $self->{load_original};	2026	if delete $self->{load_original};
1936		2027
1937	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2029	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2049	$self->decay_objects;
1959	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1960	$self->update_buttons;	2051	$self->update_buttons;
1961	cf::cede_to_tick;	2052	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2053	$self->activate;
1965	}	2054	}
1966		2055
1967	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1969		2058
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2060	}
1972		2061
1973	$self->post_load;	2062	$self->post_load;
1974	}	2063	}
1975		2064
…		…
2033	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2034		2123
2035	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2036		2125
2037	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2128	}
2040		2129
2041	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2042		2131
2043	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2169	cf::async {
2081	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2083	};	2172	};
2084		2173
		2174	cf::get_slot 0.02;
		2175
2085	if ($uniq) {	2176	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2179	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2188	$self->save;
2098		2189
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2191
2101	return if $self->players;	2192	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2194	return if $self->{deny_save};
2104		2195
2105	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2106		2197
2107	$self->deactivate;	2198	$self->deactivate;
…		…
2225		2316
2226	sub unique_maps() {	2317	sub unique_maps() {
2227	[	2318	[
2228	map {	2319	map {
2229	utf8::decode $_;	2320	utf8::decode $_;
2230	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2231	? normalise $_	2324	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2326	]
2235	}	2327	}
2236		2328
2237	package cf;
2238
2239	=back	2329	=back
2240		2330
2241	=head3 cf::object	2331	=head3 cf::object
2242		2332
2243	=cut	2333	=cut
…		…
2246		2336
2247	=over 4	2337	=over 4
2248		2338
2249	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2250		2340
2251	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2252		2343
2253	=cut	2344	=cut
2254		2345
2255	sub inv_recursive_;	2346	sub inv_recursive_;
2256	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2262	}	2353	}
2263		2354
2264	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2265		2356
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2358
2268	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2269		2360
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
2272		2363
2273	=cut	2364	=cut
2274		2365
2275	sub deref {	2366	sub deref {
2276	my ($ref) = @_;	2367	my ($ref) = @_;
2277
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280		2368
2281	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {	2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2370	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2372	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2308		2396
2309	=cut	2397	=cut
2310		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2311	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2414	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2430
2329	} else {	2431	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2434	}
2333	}	2435	}
2334	}	2436	}
2335		2437
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2463
2362	=item $player_object->enter_link	2464	=item $player_object->enter_link
2363		2465
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2467
2366	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2368		2472
2369	Will never block.	2473	Will never block.
2370		2474
2371	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2372		2476
…		…
2430		2534
2431	$map->load;	2535	$map->load;
2432	$map->load_neighbours;	2536	$map->load_neighbours;
2433		2537
2434	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2435	$self->activate_recursive;	2540	$self->activate_recursive;
2436		2541
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2439	}	2544	}
…		…
2443	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2448		2556
2449	=cut	2557	=cut
2450		2558
2451	our $GOTOGEN;	2559	our $GOTOGEN;
2452		2560
…		…
2531	}	2639	}
2532		2640
2533	sub prepare_random_map {	2641	sub prepare_random_map {
2534	my ($exit) = @_;	2642	my ($exit) = @_;
2535		2643
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2646	# that depends on the exit object
2541		2647
2542	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2650	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2549	}	2657	}
2550		2658
2551	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2552		2660
2553	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2556		2664
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2667	undef $fh;
2560	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2561		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2564	}	2676	}
2565	}	2677	}
2566		2678
2567	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2569		2681
2570	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2571		2683
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2684	$self->enter_link;
2584		2685
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2686	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2591		2688
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2594	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2595		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2596	1;	2710	1
2597	}) {	2711	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2716
2603	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2633		2747
2634	=cut	2748	=cut
2635		2749
		2750	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2751	our %CHANNEL = (
2637	"c/identify" => {	2752	"c/identify" => {
2638	id => "infobox",	2753	id => "infobox",
2639	title => "Identify",	2754	title => "Identify",
2640	reply => undef,	2755	reply => undef,
…		…
2644	id => "infobox",	2759	id => "infobox",
2645	title => "Examine",	2760	title => "Examine",
2646	reply => undef,	2761	reply => undef,
2647	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2648	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
2649	"c/lookat" => {	2770	"c/lookat" => {
2650	id => "infobox",	2771	id => "infobox",
2651	title => "Look",	2772	title => "Look",
2652	reply => undef,	2773	reply => undef,
2653	tooltip => "What you saw there",	2774	tooltip => "What you saw there",
2654	},	2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2655	);	2850	);
2656		2851
2657	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2659		2854
2660	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2661		2857
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		2859
2664	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2667		2863
2668	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	2865	$channel = $channel->{id};
2672		2866
2673	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	2872	}
2680		2873
2681	$channel = $channel->{id};	2874	$channel = $channel->{id};
2682	}	2875	}
2683		2876
2684	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2685		2878
2686	if ($self->can_msg) {
2687	# default colour, mask it out	2879	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2690		2882
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	2886	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		2887
2705	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2706		2891
2707	utf8::encode $msg;	2892	# split very large packets
2708		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2709	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2710	# COMMAND/INFO	2895	$pkt = "frag";
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2718	}	2899	}
2719		2900
2720	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2721		2902
2722	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2895	=pod	3076	=pod
2896		3077
2897	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2898		3079
2899	cf::object	3080	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2902		3084
2903	cf::object::player	3085	cf::object::player
2904	player	3086	player
2905		3087
2906	cf::player	3088	cf::player
…		…
2911		3093
2912	=cut	3094	=cut
2913		3095
2914	for (	3096	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2921	) {	3103	) {
2922	no strict 'refs';	3104	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2941	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2942		3124
2943	my $qcode = $code;	3125	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2946		3130
2947	local $_;	3131	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2949		3133
2950	my $eval =	3134	my $eval =
…		…
3027	{	3211	{
3028	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3029		3213
3030	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3032	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036		3221
3037	cf::cede_to_tick;	3222	cf::cede_to_tick;
3038	}	3223	}
3039		3224
3040	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3042	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3043	or next;	3229	or next;
		3230
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3234	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3066	{	3253	{
3067	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3070		3257
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;	3261	my $data;
3076		3262
3077	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3078	# prepend meta info	3264	# prepend meta info
3079		3265
3080	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3081	name => $name,	3267	name => $name,
3082	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3083	});	3269	});
3084		3270
3085	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
3086	} else {	3278	} else {
3087	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3088	}	3280	}
3089		3281
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3282	cf::cede_to_tick;
3094	}	3283	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3287
3115	1	3288	1
3116	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
3117		3310
3118	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3120		3313
3121	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3123	}	3316	}
3124	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
3125		3328
3126	sub reload_regions {	3329	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3331	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3346	}
3144		3347
3145	sub reload_archetypes {	3348	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3351	}
3154		3352
3155	sub reload_treasures {	3353	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3158	}	3356	}
3159		3357
3160	sub reload_resources {	3358	sub reload_resources {
3161	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3162		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3163	reload_regions;	3363	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3364	reload_treasures;
3168		3365
3169	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3367	}
3175		3368
3176	sub reload_config {	3369	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3371	or return;
3179		3372
3180	local $/;	3373	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3182		3375
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3377
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3192	};	3385	};
3193	warn $@ if $@;	3386	warn $@ if $@;
3194	}	3387	}
3195	}	3388	}
3196		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3197	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3198	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3436	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3205	};	3440	};
3206		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3207	reload_config;	3446	reload_config;
3208	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3209	load_extensions;	3460	load_extensions;
3210		3461
3211	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3213	}	3471	}
3214		3472
3215	#############################################################################	3473	#############################################################################
3216	# initialisation and cleanup	3474	# initialisation and cleanup
3217		3475
3218	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3219	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3228	},
3229	);	3482	};
3230	}	3483	}
3231	}	3484	}
3232		3485
3233	sub write_runtime {	3486	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";
3235
3236	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3238		3489
3239	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3491
3241	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3242		3493
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3244	or return;	3495	or return;
3245		3496
3246	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3259		3510
3260	close $fh	3511	close $fh
3261	or return;	3512	or return;
3262		3513
3263	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3515	and return;
3265		3516
3266	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3267		3518
3268	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3269	}	3570	}
3270		3571
3271	sub emergency_save() {	3572	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3273		3574
3274	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3275		3576
3276	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3277	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3591	$pl->save;
3285	}	3592	}
3286	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3287		3594
3288	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3598	$map->valid or next;
3292	$map->save;	3599	$map->save;
3293	}	3600	}
3294	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3295		3602
3296	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3299	};	3610	};
3300		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3301	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3302	}	3618	}
3303		3619
3304	sub post_cleanup {	3620	sub post_cleanup {
3305	my ($make_core) = @_;	3621	my ($make_core) = @_;
3306		3622
3307	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3309	}	3654	}
3310		3655
3311	sub do_reload_perl() {	3656	sub do_reload_perl() {
3312	# can/must only be called in main	3657	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3314	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3315	return;	3660	return;
3316	}	3661	}
3317		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3318	warn "reloading...";	3668	warn "reloading...";
3319		3669
3320	warn "entering sync_job";	3670	warn "entering sync_job";
3321		3671
3322	cf::sync_job {	3672	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3674	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3326		3676
3327	warn "syncing database to disk";	3677	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3679
3330	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3331		3681
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3343	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();
3351
3352	warn "removing commands";
3353	%COMMAND = ();
3354
3355	warn "removing ext/exti commands";
3356	%EXTCMD = ();
3357	%EXTICMD = ();
3358
3359	warn "unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";
3362
3363	if (my $cb = $pkg->can ("unload")) {
3364	eval {
3365	$cb->($pkg);
3366	1
3367	} or warn "$pkg unloaded, but with errors: $@";
3368	}	3685	}
3369		3686
3370	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3371	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3372	}	3689	%EXT_CORO = ();
3373		3690
3374	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3375	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3378	warn "... unloading $k";	3700	warn "... unloading $pkg";
3379	delete $INC{$k};
3380		3701
3381	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;
3383
3384	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3385	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3386	}	3711	}
3387		3712
3388	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3389	}	3728	}
3390		3729
3391	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3733
3395	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		3737
3399	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3739	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3402		3741
3403	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3404		3743
3405	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3406	require cf;	3745	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3408		3747
3409	warn "loading config and database again";	3748	warn "loading config and database again";
3410	cf::reload_config;	3749	cf::reload_config;
3411		3750
3412	warn "loading extensions";	3751	warn "loading extensions";
3413	cf::load_extensions;	3752	cf::load_extensions;
3414		3753
		3754	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3421		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3422	warn "leaving sync_job";	3766	warn "leaving sync_job";
3423		3767
3424	1	3768	1
3425	} or do {	3769	} or do {
3426	warn $@;	3770	warn $@;
3427	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3772	};
3430		3773
3431	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3432	};	3780	};
3433		3781
3434	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3435		3783
3436	sub reload_perl() {	3784	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3439		3787
3440	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	3790
3443	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	3792	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3447	},	3794	};
3448	);	3795	};
3449	}	3796	}
3450		3797
3451	register_command "reload" => sub {	3798	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3453		3800
…		…
3466		3813
3467	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3469		3816
3470	sub wait_for_tick {	3817	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3473		3819
3474	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3822	$signal->wait;
3477	}	3823	}
3478		3824
3479	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3482		3827
3483	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3830	$signal->wait;
3486	}	3831	}
3487		3832
3488	$TICK_WATCHER = Event->timer (	3833	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3498	return;	3837	return;
3499	}	3838	}
3500		3839
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3504		3841
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3844	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3845	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3846	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3847	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3848	};
		3849	}
3516		3850
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3852	$sig->send;
3519	}	3853	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3855	$sig->send;
3522	}	3856	}
3523		3857
3524	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3860
3535	_post_tick;	3861	if (0) {
		3862	if ($NEXT_TICK) {
		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3536	},	3867	}
3537	);	3868	}
3538		3869
3539	{	3870	{
		3871	# configure BDB
		3872
3540	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3541	BDB::max_poll_time $TICK * 0.1;	3874	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	3875	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		3876
3566	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		3884
3573	cf::sync_job {	3885	cf::sync_job {
3574	eval {	3886	eval {
…		…
3584		3896
3585	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	3898	};
3587	}	3899	}
3588		3900
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	3903	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	3906	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	3909	};
3619	}	3910	}
3620		3911
3621	{	3912	{
		3913	# configure IO::AIO
		3914
3622	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	3918	}
3635		3919
3636	my $_log_backtrace;	3920	my $_log_backtrace;
3637		3921
3638	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3642		3926
3643	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3646	async {	3931	async {
3647	$Coro::current->{desc} = "abt $msg";	3932	$Coro::current->{desc} = "abt $msg";
3648		3933
3649	my @bt = fork_call {	3934	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	3946	}
3662		3947
3663	@funcs	3948	@funcs
3664	};	3949	};
3665		3950
3666	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	3954	--$_log_backtrace;
3669	};	3955	};
3670	} else {	3956	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3673	}	3959	}
3674	}	3960	}
3675		3961
3676	# load additional modules	3962	# load additional modules
3677	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3678		3964
3679	END { cf::emergency_save }	3965	END { cf::emergency_save }
3680		3966
3681	1	3967	1
3682		3968

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