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Revision 1.379 by root, Thu Oct 4 23:59:07 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	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	489	LOG llevError, Carp::longmess "sync job";#d#
433		490
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
437		492
438	my $busy = 1;	493	my $busy = 1;
439	my @res;	494	my @res;
440		495
…		…
444	warn $@ if $@;	499	warn $@ if $@;
445	undef $busy;	500	undef $busy;
446	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
447		502
448	while ($busy) {	503	while ($busy) {
449	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
450	}	508	}
		509	}
451		510
452	$time = Event::time - $time;	511	my $time = EV::time - $time;
453		512
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
458		514
459	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
460	} else {	516	} else {
461	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
462		518
…		…
487	=item fork_call { }, $args	543	=item fork_call { }, $args
488		544
489	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
490	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
493		549
494	=cut	550	=cut
495		551
496	sub fork_call(&@) {	552	sub fork_call(&@) {
497	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
504	reset_signals;	560	reset_signals;
505	&$cb	561	&$cb
506	}, @args;	562	}, @args;
507		563
508	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
509	}	592	}
510		593
511	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
512		595
513	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
652		735
653	#############################################################################	736	#############################################################################
654		737
655	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
656		739
657	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
658	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")
659	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
660		743
661	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>
662	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
663	Crossfire TRT).	746	Deliantra).
664		747
665	=over 4	748	=over 4
666		749
667	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
668		751
…		…
712	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
713		796
714	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
715	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
716		799
717	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		802
720	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
721		804
722	=over 4	805	=over 4
…		…
950	}	1033	}
951		1034
952	0	1035	0
953	}	1036	}
954		1037
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1039
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1041
959	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
960		1043
…		…
966		1049
967	=cut	1050	=cut
968		1051
969	#############################################################################	1052	#############################################################################
970	# object support	1053	# object support
971	#
972		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#
973	sub _can_merge {	1088	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
975		1090
976	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1092
980	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
981	}	1095	}
982		1096
983	sub reattach {	1097	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1099	my ($obj) = @_;
986		1100
		1101	# no longer needed after getting rid of delete_package?
987	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
988		1103
989	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
990		1105
991	@$registry = ();	1106	@$registry = ();
992		1107
…		…
1007	cf::attachable->attach (	1122	cf::attachable->attach (
1008	prio => -1000000,	1123	prio => -1000000,
1009	on_instantiate => sub {	1124	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1011		1126
1012	$data = from_json $data;	1127	$data = decode_json $data;
1013		1128
1014	for (@$data) {	1129	for (@$data) {
1015	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1016		1131
1017	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1041		1156
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1164	aio_close $fh;
1047		1165
1048	if (@$objs) {	1166	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1175	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1177	}
1057	} else {	1178	} else {
1058	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1059	}	1180	}
1060		1181
1061	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1186	} else {
1063	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1064	}	1188	}
1065	} else {	1189	} else {
1066	aio_unlink $filename;	1190	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1068	}	1192	}
…		…
1087		1211
1088	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1214	or return;
1091		1215
1092	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1093	}	1218	}
1094		1219
1095	utf8::decode (my $decname = $filename);	1220	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
…		…
1158	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1159		1284
1160	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1161	}	1286	}
1162		1287
		1288	use File::Glob ();
		1289
1163	cf::player->attach (	1290	cf::player->attach (
1164	on_command => sub {	1291	on_command => sub {
1165	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1166		1293
1167	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1199		1326
1200	cf::override;	1327	cf::override;
1201	},	1328	},
1202	);	1329	);
1203		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
1204	sub load_extensions {	1344	sub load_extensions {
1205	cf::sync_job {	1345	cf::sync_job {
1206	my %todo;	1346	my %todo;
1207		1347
1208	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1227		1367
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1370
1231	$ext{source} =	1371	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1234	. $source	1374	. $source
1235	. "\n};\n1";	1375	. "\n};\n1";
1236		1376
1237	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1255		1395
1256	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1397	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1399	}
1261		1400
1262	warn $msg;	1401	warn $msg;
1263	}	1402	}
1264		1403
…		…
1278		1417
1279	=back	1418	=back
1280		1419
1281	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1282		1421
1283	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1284		1423
1285	=cut	1424	=cut
1286		1425
1287	package cf::player;	1426	package cf::player;
1288		1427
…		…
1331		1470
1332	sub exists($) {	1471	sub exists($) {
1333	my ($login) = @_;	1472	my ($login) = @_;
1334		1473
1335	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1337	}	1476	}
1338		1477
1339	sub find($) {	1478	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1480	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1493	or return;
1355		1494
1356	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1357	or return;	1496	or return;
		1497
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1361	}	1501	}
1362	}	1502	}
…		…
1372		1512
1373	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1374		1514
1375	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1377		1519
1378	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1521	cf::cede_to_tick;
1380	}	1522	}
1381		1523
…		…
1413	my ($pl) = @_;	1555	my ($pl) = @_;
1414		1556
1415	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1416		1558
1417	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1418	$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
1419		1561
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1424		1568
1425	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1609
1466	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1467	my $path = path $login;	1611	my $path = path $login;
1468		1612
1469	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1619	}
1475		1620
…		…
1506	}	1651	}
1507		1652
1508	\@paths	1653	\@paths
1509	}	1654	}
1510		1655
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1657
1513	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561		1659
1562	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1563		1661
1564	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1565		1663
…		…
1632	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1634		1732
1635	sub generate_random_map {	1733	sub generate_random_map {
1636	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
1637	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1739	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1864
1764	# the temporary/swap location	1865	# the temporary/swap location
1765	sub save_path {	1866	sub save_path {
1766	my ($self) = @_;	1867	my ($self) = @_;
1767		1868
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1770	}	1871	}
1771		1872
1772	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1773	sub uniq_path {	1874	sub uniq_path {
1774	my ($self) = @_;	1875	my ($self) = @_;
1775		1876
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	1879	}
1788		1880
1789	sub decay_objects {	1881	sub decay_objects {
1790	my ($self) = @_;	1882	my ($self) = @_;
1791		1883
…		…
1875	sub find {	1967	sub find {
1876	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1877		1969
1878	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1879		1971
1880	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1882		1974
1883	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1888	or return;	1977	or return;
1889		1978
1890	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1891		1980
…		…
1893	or return;	1982	or return;
1894		1983
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1898	undef $guard1;	1988	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	1989	$map->reset;
1901	return find $path;	1990	return find $path;
1902	}	1991	}
1903		1992
1904	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2021	$f->skip_block;
1933	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1934	or return;	2023	or return;
1935		2024
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1937	if delete $self->{load_original};	2026	if delete $self->{load_original};
1938		2027
1939	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2029	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1959	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2049	$self->decay_objects;
1961	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1962	$self->update_buttons;	2051	$self->update_buttons;
1963	cf::cede_to_tick;	2052	cf::cede_to_tick;
1964	$self->set_darkness_map;
1965	cf::cede_to_tick;
1966	$self->activate;	2053	$self->activate;
1967	}	2054	}
1968		2055
1969	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1971		2058
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2060	}
1974		2061
1975	$self->post_load;	2062	$self->post_load;
1976	}	2063	}
1977		2064
…		…
2035	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2036		2123
2037	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2038		2125
2039	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2128	}
2042		2129
2043	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2044		2131
2045	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2169	cf::async {
2083	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2085	};	2172	};
2086		2173
		2174	cf::get_slot 0.02;
		2175
2087	if ($uniq) {	2176	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2179	} else {
2091	$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);
…		…
2099	$self->save;	2188	$self->save;
2100		2189
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2191
2103	return if $self->players;	2192	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2194	return if $self->{deny_save};
2106		2195
2107	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2108		2197
2109	$self->deactivate;	2198	$self->deactivate;
…		…
2227		2316
2228	sub unique_maps() {	2317	sub unique_maps() {
2229	[	2318	[
2230	map {	2319	map {
2231	utf8::decode $_;	2320	utf8::decode $_;
2232	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2233	? normalise $_	2324	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2326	]
2237	}	2327	}
2238		2328
2239	package cf;
2240
2241	=back	2329	=back
2242		2330
2243	=head3 cf::object	2331	=head3 cf::object
2244		2332
2245	=cut	2333	=cut
…		…
2248		2336
2249	=over 4	2337	=over 4
2250		2338
2251	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2252		2340
2253	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.
2254		2343
2255	=cut	2344	=cut
2256		2345
2257	sub inv_recursive_;	2346	sub inv_recursive_;
2258	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2264	}	2353	}
2265		2354
2266	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2267		2356
2268	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.
2269		2358
2270	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2271		2360
2272	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,
2273	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2305	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
2306	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2307		2396
2308	=cut	2397	=cut
2309		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
2310	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2414	# with dialog boxes.
2312	#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
2313	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2430
2328	} else {	2431	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2434	}
2332	}	2435	}
2333	}	2436	}
2334		2437
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2463
2361	=item $player_object->enter_link	2464	=item $player_object->enter_link
2362		2465
2363	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}>).
2364		2467
2365	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.
2366	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.
2367		2472
2368	Will never block.	2473	Will never block.
2369		2474
2370	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2371		2476
…		…
2429		2534
2430	$map->load;	2535	$map->load;
2431	$map->load_neighbours;	2536	$map->load_neighbours;
2432		2537
2433	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2434	$self->activate_recursive;	2540	$self->activate_recursive;
2435		2541
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2438	}	2544	}
…		…
2442	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
2443	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2444	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
2445	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
2446	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 >>.
2447		2556
2448	=cut	2557	=cut
2449		2558
2450	our $GOTOGEN;	2559	our $GOTOGEN;
2451		2560
…		…
2530	}	2639	}
2531		2640
2532	sub prepare_random_map {	2641	sub prepare_random_map {
2533	my ($exit) = @_;	2642	my ($exit) = @_;
2534		2643
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2646	# that depends on the exit object
2540		2647
2541	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2650	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2548	}	2657	}
2549		2658
2550	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2551		2660
2552	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2555		2664
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2667	undef $fh;
2559	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2560		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2563	}	2676	}
2564	}	2677	}
2565		2678
2566	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2568		2681
2569	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2570		2683
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2684	$self->enter_link;
2583		2685
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2686	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2590		2688
2591	$self->deactivate_recursive; # just to be sure
2592	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
2593	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2594		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
2595	1;	2710	1
2596	}) {	2711	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "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. "
2599	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2716
2602	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2632		2747
2633	=cut	2748	=cut
2634		2749
		2750	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2751	our %CHANNEL = (
2636	"c/identify" => {	2752	"c/identify" => {
2637	id => "infobox",	2753	id => "infobox",
2638	title => "Identify",	2754	title => "Identify",
2639	reply => undef,	2755	reply => undef,
…		…
2643	id => "infobox",	2759	id => "infobox",
2644	title => "Examine",	2760	title => "Examine",
2645	reply => undef,	2761	reply => undef,
2646	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2647	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
2648	"c/lookat" => {	2770	"c/lookat" => {
2649	id => "infobox",	2771	id => "infobox",
2650	title => "Look",	2772	title => "Look",
2651	reply => undef,	2773	reply => undef,
2652	tooltip => "What you saw there",	2774	tooltip => "What you saw there",
2653	},	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" => $CHAT_CHANNEL,
2654	);	2850	);
2655		2851
2656	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2854
2659	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2660		2857
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		2859
2663	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2666		2863
2667	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	2865	$channel = $channel->{id};
2671		2866
2672	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	2872	}
2679		2873
2680	$channel = $channel->{id};	2874	$channel = $channel->{id};
2681	}	2875	}
2682		2876
2683	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2684		2878
2685	if ($self->can_msg) {
2686	# default colour, mask it out	2879	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2689		2882
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	2886	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		2887
2704	$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};
2705		2891
2706	utf8::encode $msg;	2892	# split very large packets
2707		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2708	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2709	# COMMAND/INFO	2895	$pkt = "frag";
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2717	}	2899	}
2718		2900
2719	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2720		2902
2721	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2894	=pod	3076	=pod
2895		3077
2896	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2897		3079
2898	cf::object	3080	cf::object
2899	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
2900	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2901		3084
2902	cf::object::player	3085	cf::object::player
2903	player	3086	player
2904		3087
2905	cf::player	3088	cf::player
…		…
2910		3093
2911	=cut	3094	=cut
2912		3095
2913	for (	3096	for (
2914	["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
2915	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2920	) {	3103	) {
2921	no strict 'refs';	3104	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2940	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2941		3124
2942	my $qcode = $code;	3125	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2945		3130
2946	local $_;	3131	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2948		3133
2949	my $eval =	3134	my $eval =
…		…
3026	{	3211	{
3027	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
3028		3213
3029	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
3031	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
3033	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};
3034	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 $info->{data64};
3035		3221
3036	cf::cede_to_tick;	3222	cf::cede_to_tick;
3037	}	3223	}
3038		3224
3039	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
3041	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
3042	or next;	3229	or next;
		3230
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3234	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3253	{
3066	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3069		3257
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3261	my $data;
3075		3262
3076	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3077	# prepend meta info	3264	# prepend meta info
3078		3265
3079	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3080	name => $name,	3267	name => $name,
3081	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3082	});	3269	});
3083		3270
3084	$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};
3085	} else {	3278	} else {
3086	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3087	}	3280	}
3088		3281
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3282	cf::cede_to_tick;
3093	}	3283	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3287
3114	1	3288	1
3115	}	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 => $face;
		3307	}
		3308	}
		3309	});
3116		3310
3117	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3119		3313
3120	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3122	}	3316	}
3123	};	3317	};
		3318
		3319	sub load_resource_file($) {
		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	$status
		3327	}
3124		3328
3125	sub reload_regions {	3329	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3331	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3346	}
3143		3347
3144	sub reload_archetypes {	3348	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3351	}
3153		3352
3154	sub reload_treasures {	3353	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3157	}	3356	}
3158		3357
3159	sub reload_resources {	3358	sub reload_resources {
3160	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3161		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3162	reload_regions;	3363	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3364	reload_treasures;
3167		3365
3168	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3367	}
3174		3368
3175	sub reload_config {	3369	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3371	or return;
3178		3372
3179	local $/;	3373	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3181		3375
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3377
3184	$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};
3185	$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};
…		…
3191	};	3385	};
3192	warn $@ if $@;	3386	warn $@ if $@;
3193	}	3387	}
3194	}	3388	}
3195		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
3196	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
3197	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3199	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#
3200	(async {	3436	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3438	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3204	};	3440	};
3205		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3206	reload_config;	3446	reload_config;
3207	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
3208	load_extensions;	3460	load_extensions;
3209		3461
3210	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3211	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;
3212	}	3471	}
3213		3472
3214	#############################################################################	3473	#############################################################################
3215	# initialisation and cleanup	3474	# initialisation and cleanup
3216		3475
3217	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3218	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3227	},
3228	);	3482	};
3229	}	3483	}
3230	}	3484	}
3231		3485
3232	sub write_runtime {	3486	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";
3234
3235	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3237		3489
3238	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3491
3240	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3241		3493
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3243	or return;	3495	or return;
3244		3496
3245	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3258		3510
3259	close $fh	3511	close $fh
3260	or return;	3512	or return;
3261		3513
3262	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3515	and return;
3264		3516
3265	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3266		3518
3267	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 };
3268	}	3570	}
3269		3571
3270	sub emergency_save() {	3572	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3272		3574
3273	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3274		3576
3275	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
3276	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3591	$pl->save;
3284	}	3592	}
3285	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3286		3594
3287	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3598	$map->valid or next;
3291	$map->save;	3599	$map->save;
3292	}	3600	}
3293	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3294		3602
3295	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3298	};	3610	};
3299		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3300	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3301	}	3618	}
3302		3619
3303	sub post_cleanup {	3620	sub post_cleanup {
3304	my ($make_core) = @_;	3621	my ($make_core) = @_;
3305		3622
3306	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3307	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 $pkg\n";#d#
3308	}	3654	}
3309		3655
3310	sub do_reload_perl() {	3656	sub do_reload_perl() {
3311	# can/must only be called in main	3657	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3314	return;	3660	return;
3315	}	3661	}
3316		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3317	warn "reloading...";	3668	warn "reloading...";
3318		3669
3319	warn "entering sync_job";	3670	warn "entering sync_job";
3320		3671
3321	cf::sync_job {	3672	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3674	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3325		3676
3326	warn "syncing database to disk";	3677	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3679
3329	# 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
3330		3681
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();
3350
3351	warn "removing commands";
3352	%COMMAND = ();
3353
3354	warn "removing ext/exti commands";
3355	%EXTCMD = ();
3356	%EXTICMD = ();
3357
3358	warn "unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";
3361
3362	if (my $cb = $pkg->can ("unload")) {
3363	eval {
3364	$cb->($pkg);
3365	1
3366	} or warn "$pkg unloaded, but with errors: $@";
3367	}	3685	}
3368		3686
3369	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3371	}	3689	%EXT_CORO = ();
3372		3690
3373	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3700	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3701
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3384	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3385	}	3711	}
3386		3712
3387	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 $k;
3388	}	3728	}
3389		3729
3390	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3392	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);
3393		3733
3394	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		3737
3398	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3739	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3401		3741
3402	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3403		3743
3404	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3405	require cf;	3745	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3747
3408	warn "loading config and database again";	3748	warn "loading config and database again";
3409	cf::reload_config;	3749	cf::reload_config;
3410		3750
3411	warn "loading extensions";	3751	warn "loading extensions";
3412	cf::load_extensions;	3752	cf::load_extensions;
3413		3753
		3754	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3420		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3421	warn "leaving sync_job";	3766	warn "leaving sync_job";
3422		3767
3423	1	3768	1
3424	} or do {	3769	} or do {
3425	warn $@;	3770	warn $@;
3426	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3772	};
3429		3773
3430	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3431	};	3780	};
3432		3781
3433	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3434		3783
3435	sub reload_perl() {	3784	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3438		3787
3439	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	3790
3442	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	3792	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3446	},	3794	};
3447	);	3795	};
3448	}	3796	}
3449		3797
3450	register_command "reload" => sub {	3798	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3452		3800
…		…
3465		3813
3466	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3468		3816
3469	sub wait_for_tick {	3817	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3819
3473	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3822	$signal->wait;
3476	}	3823	}
3477		3824
3478	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3827
3482	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3830	$signal->wait;
3485	}	3831	}
3486		3832
3487	$TICK_WATCHER = Event->timer (	3833	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3497	return;	3837	return;
3498	}	3838	}
3499		3839
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3503		3841
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3844	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3845	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3846	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3847	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3848	};
		3849	}
3515		3850
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3852	$sig->send;
3518	}	3853	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3855	$sig->send;
3521	}	3856	}
3522		3857
3523	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3860
3534	_post_tick;	3861	if (0) {
		3862	if ($NEXT_TICK) {
		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3535	},	3867	}
3536	);	3868	}
3537		3869
3538	{	3870	{
		3871	# configure BDB
		3872
3539	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3874	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3875	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		3876
3565	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| 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;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3884
3572	cf::sync_job {	3885	cf::sync_job {
3573	eval {	3886	eval {
…		…
3583		3896
3584	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3898	};
3586	}	3899	}
3587		3900
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	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 { };
3596	},
3597	);	3903	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3906	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3909	};
3618	}	3910	}
3619		3911
3620	{	3912	{
		3913	# configure IO::AIO
		3914
3621	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	3918	}
3634		3919
3635	my $_log_backtrace;	3920	my $_log_backtrace;
3636		3921
3637	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3641		3926
3642	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3645	async {	3931	async {
3646	$Coro::current->{desc} = "abt $msg";	3932	$Coro::current->{desc} = "abt $msg";
3647		3933
3648	my @bt = fork_call {	3934	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	3946	}
3661		3947
3662	@funcs	3948	@funcs
3663	};	3949	};
3664		3950
3665	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	3954	--$_log_backtrace;
3668	};	3955	};
3669	} else {	3956	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3672	}	3959	}
3673	}	3960	}
3674		3961
3675	# load additional modules	3962	# load additional modules
3676	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3677		3964
3678	END { cf::emergency_save }	3965	END { cf::emergency_save }
3679		3966
3680	1	3967	1
3681		3968

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