ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.477 by root, Wed Sep 2 22:52:36 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use 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
…		…
181		222
182	=back	223	=back
183		224
184	=cut	225	=cut
185		226
186	BEGIN {	227	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	228	my $msg = join "", @_;
189		229
190	$msg .= "\n"	230	$msg .= "\n"
191	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
192		232
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		234
195	LOG llevError, $msg;	235	LOG llevError, $msg;
196	};	236	};
197	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	Coro::terminate
		250	};
198		251
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	262	for my $pkg (qw(
210	cf::global cf::attachable	263	cf::global cf::attachable
211	cf::object cf::object::player	264	cf::object cf::object::player
212	cf::client cf::player	265	cf::client cf::player
213	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
214	cf::map cf::party cf::region	268	cf::party cf::region
215	)) {	269	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	271	}
219		272
220	$Event::DIED = sub {	273	$EV::DIED = sub {
221	warn "error in event callback: @_";	274	warn "error in event callback: @_";
222	};	275	};
223		276
224	#############################################################################	277	#############################################################################
225		278
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	302	$d
250	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
251	}	304	}
252		305
253	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
254		307
255	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
256		309
257	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
258		311
259	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
260		313
261	=cut	314	=cut
262		315
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		317
265	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
267		334
268	=item cf::lock_wait $string	335	=item cf::lock_wait $string
269		336
270	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
271		338
272	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
273		340
274	Wait until the given lock is available and then acquires it and returns	341	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	342	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	343	for example when the coroutine gets canceled), the lock is automatically
277	returned.	344	returned.
278		345
279	Locks are *not* recursive, locking from the same coro twice results in a	346	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	347	deadlocked coro.
…		…
286		353
287	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
288		355
289	=cut	356	=cut
290		357
291	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		359
294	sub lock_wait($) {	360	sub lock_wait($) {
295	my ($key) = @_;	361	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	362	}
308		363
309	sub lock_acquire($) {	364	sub lock_acquire($) {
310	my ($key) = @_;	365	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	366	}
324		367
325	sub lock_active($) {	368	sub lock_active($) {
326	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	370	}
330		371
331	sub freeze_mainloop {	372	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
333		374
334	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	376	}
336	};	377
337	$TICK_WATCHER->stop;	378	=item cf::periodic $interval, $cb
338	$guard	379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
339	}	391	}
340		392
341	=item cf::get_slot $time[, $priority[, $name]]	393	=item cf::get_slot $time[, $priority[, $name]]
342		394
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	425	}
374	}	426	}
375	}	427	}
376		428
377	if (@SLOT_QUEUE) {	429	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	431	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	432	$signal->wait;
381	} else {	433	} else {
382	Coro::schedule;	434	Coro::schedule;
383	}	435	}
384	}	436	}
385	};	437	};
386		438
387	sub get_slot($;$$) {	439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
388	my ($time, $pri, $name) = @_;	442	my ($time, $pri, $name) = @_;
389		443
390	$time = $TICK * .6 if $time > $TICK * .6;	444	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	445	my $sig = new Coro::Signal;
392		446
…		…
406		460
407	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
408		462
409	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
410		464
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	468	acceptable.
415		469
416	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		476
423	sub sync_job(&) {	477	sub sync_job(&) {
424	my ($job) = @_;	478	my ($job) = @_;
425		479
426	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	481	my $time = EV::time;
428		482
429	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
431		485
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	486	LOG llevError, Carp::longmess "sync job";#d#
433		487
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
437		489
438	my $busy = 1;	490	my $busy = 1;
439	my @res;	491	my @res;
440		492
…		…
444	warn $@ if $@;	496	warn $@ if $@;
445	undef $busy;	497	undef $busy;
446	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
447		499
448	while ($busy) {	500	while ($busy) {
449	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
450	}	505	}
		506	}
451		507
452	$time = Event::time - $time;	508	my $time = EV::time - $time;
453		509
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	510	$TICK_START += $time; # do not account sync jobs to server load
458		511
459	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
460	} else {	513	} else {
461	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
462		515
…		…
487	=item fork_call { }, $args	540	=item fork_call { }, $args
488		541
489	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
493		546
494	=cut	547	=cut
495		548
496	sub fork_call(&@) {	549	sub fork_call(&@) {
497	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
…		…
504	reset_signals;	557	reset_signals;
505	&$cb	558	&$cb
506	}, @args;	559	}, @args;
507		560
508	wantarray ? @res : $res[-1]	561	wantarray ? @res : $res[-1]
		562	}
		563
		564	=item $coin = coin_from_name $name
		565
		566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
509	}	589	}
510		590
511	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
512		592
513	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
652		732
653	#############################################################################	733	#############################################################################
654		734
655	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
656		736
657	Many objects in crossfire are so-called attachable objects. That means you can	737	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
660		740
661	In the following description, CLASS can be any of C<global>, C<object>	741	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	743	Deliantra).
664		744
665	=over 4	745	=over 4
666		746
667	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
668		748
…		…
712	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
713		793
714	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
716		796
717	Some classes such as crossfire maps and objects can specify attachments	797	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.	798	that are attached at load/instantiate time, thus the need for a name.
719		799
720	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
721		801
722	=over 4	802	=over 4
…		…
950	}	1030	}
951		1031
952	0	1032	0
953	}	1033	}
954		1034
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1036
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1038
959	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
960		1040
…		…
966		1046
967	=cut	1047	=cut
968		1048
969	#############################################################################	1049	#############################################################################
970	# object support	1050	# object support
971	#
972		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
973	sub _can_merge {	1085	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1086	my ($ob1, $ob2) = @_;
975		1087
976	local $Storable::canonical = 1;	1088	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1089
980	$fob1 eq $fob2	1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
981	}	1092	}
982		1093
983	sub reattach {	1094	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1096	my ($obj) = @_;
986		1097
		1098	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1100
989	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
990		1102
991	@$registry = ();	1103	@$registry = ();
992		1104
…		…
1007	cf::attachable->attach (	1119	cf::attachable->attach (
1008	prio => -1000000,	1120	prio => -1000000,
1009	on_instantiate => sub {	1121	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
1011		1123
1012	$data = from_json $data;	1124	$data = decode_json $data;
1013		1125
1014	for (@$data) {	1126	for (@$data) {
1015	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
1016		1128
1017	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1150	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
1041		1153
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1159	aio_fsync $fh;
		1160	}
1046	close $fh;	1161	aio_close $fh;
1047		1162
1048	if (@$objs) {	1163	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1170	aio_fsync $fh;
		1171	}
1054	close $fh;	1172	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1174	}
1057	} else {	1175	} else {
1058	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
1059	}	1177	}
1060		1178
1061	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1183	} else {
1063	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
1064	}	1185	}
1065	} else {	1186	} else {
1066	aio_unlink $filename;	1187	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1068	}	1189	}
…		…
1087		1208
1088	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1211	or return;
1091		1212
1092	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1093	}	1215	}
1094		1216
1095	utf8::decode (my $decname = $filename);	1217	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
…		…
1158	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1159		1281
1160	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1161	}	1283	}
1162		1284
		1285	use File::Glob ();
		1286
1163	cf::player->attach (	1287	cf::player->attach (
1164	on_command => sub {	1288	on_command => sub {
1165	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1166		1290
1167	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1199		1323
1200	cf::override;	1324	cf::override;
1201	},	1325	},
1202	);	1326	);
1203		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
		1340
1204	sub load_extensions {	1341	sub load_extensions {
1205	cf::sync_job {	1342	cf::sync_job {
1206	my %todo;	1343	my %todo;
1207		1344
1208	for my $path (<$LIBDIR/*.ext>) {	1345	for my $path (<$LIBDIR/*.ext>) {
…		…
1227		1364
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1367
1231	$ext{source} =	1368	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1234	. $source	1371	. $source
1235	. "\n};\n1";	1372	. "\n};\n1";
1236		1373
1237	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1255		1392
1256	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1394	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1396	}
1261		1397
1262	warn $msg;	1398	warn $msg;
1263	}	1399	}
1264		1400
…		…
1278		1414
1279	=back	1415	=back
1280		1416
1281	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1282		1418
1283	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1284		1420
1285	=cut	1421	=cut
1286		1422
1287	package cf::player;	1423	package cf::player;
1288		1424
…		…
1331		1467
1332	sub exists($) {	1468	sub exists($) {
1333	my ($login) = @_;	1469	my ($login) = @_;
1334		1470
1335	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1337	}	1473	}
1338		1474
1339	sub find($) {	1475	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1477	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1489	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1490	or return;
1355		1491
1356	my $pl = cf::player::load_pl $f	1492	my $pl = cf::player::load_pl $f
1357	or return;	1493	or return;
		1494
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1495	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1496	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1361	}	1498	}
1362	}	1499	}
…		…
1372		1509
1373	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1374		1511
1375	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
		1514
		1515	cf::get_slot 0.01;
1377		1516
1378	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1518	cf::cede_to_tick;
1380	}	1519	}
1381		1520
…		…
1413	my ($pl) = @_;	1552	my ($pl) = @_;
1414		1553
1415	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1416		1555
1417	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1558
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1424		1565
1425	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1606
1466	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
1467	my $path = path $login;	1608	my $path = path $login;
1468		1609
1469	# a .pst is a dead give-away for a valid player	1610	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1616	}
1475		1617
…		…
1506	}	1648	}
1507		1649
1508	\@paths	1650	\@paths
1509	}	1651	}
1510		1652
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1654
1513	Expand crossfire pod fragments into protocol xml.	1655	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		1656
1562	=item $player->ext_reply ($msgid, @msg)	1657	=item $player->ext_reply ($msgid, @msg)
1563		1658
1564	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1565		1660
…		…
1632	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1634		1729
1635	sub generate_random_map {	1730	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1637	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1736	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1861
1764	# the temporary/swap location	1862	# the temporary/swap location
1765	sub save_path {	1863	sub save_path {
1766	my ($self) = @_;	1864	my ($self) = @_;
1767		1865
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1770	}	1868	}
1771		1869
1772	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1773	sub uniq_path {	1871	sub uniq_path {
1774	my ($self) = @_;	1872	my ($self) = @_;
1775		1873
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1875	"$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	}	1876	}
1788		1877
1789	sub decay_objects {	1878	sub decay_objects {
1790	my ($self) = @_;	1879	my ($self) = @_;
1791		1880
…		…
1875	sub find {	1964	sub find {
1876	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1877		1966
1878	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1879		1968
1880	cf::lock_wait "map_data:$path";#d#remove	1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1882		1971
1883	$cf::MAP{$path} || do {	1972	$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	1973	my $map = new_from_path cf::map $path
1888	or return;	1974	or return;
1889		1975
1890	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1891		1977
…		…
1893	or return;	1979	or return;
1894		1980
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
1898	undef $guard1;	1985	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	1986	$map->reset;
1901	return find $path;	1987	return find $path;
1902	}	1988	}
1903		1989
1904	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2017	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2018	$f->skip_block;
1933	$self->_load_objects ($f)	2019	$self->_load_objects ($f)
1934	or return;	2020	or return;
1935		2021
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1937	if delete $self->{load_original};	2023	if delete $self->{load_original};
1938		2024
1939	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2026	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2027	unless (aio_stat $uniq) {
…		…
1959	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2046	$self->decay_objects;
1961	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1962	$self->update_buttons;	2048	$self->update_buttons;
1963	cf::cede_to_tick;	2049	cf::cede_to_tick;
1964	$self->set_darkness_map;
1965	cf::cede_to_tick;
1966	$self->activate;	2050	$self->activate;
1967	}	2051	}
1968		2052
1969	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1971		2055
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2057	}
1974		2058
1975	$self->post_load;	2059	$self->post_load;
1976	}	2060	}
1977		2061
…		…
2035	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2036		2120
2037	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2038		2122
2039	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2125	}
2042		2126
2043	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2044		2128
2045	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2166	cf::async {
2083	$Coro::current->{desc} = "map player save";	2167	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2085	};	2169	};
2086		2170
		2171	cf::get_slot 0.02;
		2172
2087	if ($uniq) {	2173	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2176	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2099	$self->save;	2185	$self->save;
2100		2186
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2188
2103	return if $self->players;	2189	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2191	return if $self->{deny_save};
2106		2192
2107	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2108		2194
2109	$self->deactivate;	2195	$self->deactivate;
…		…
2227		2313
2228	sub unique_maps() {	2314	sub unique_maps() {
2229	[	2315	[
2230	map {	2316	map {
2231	utf8::decode $_;	2317	utf8::decode $_;
2232	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2233	? normalise $_	2321	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2323	]
2237	}	2324	}
2238		2325
2239	package cf;
2240
2241	=back	2326	=back
2242		2327
2243	=head3 cf::object	2328	=head3 cf::object
2244		2329
2245	=cut	2330	=cut
…		…
2248		2333
2249	=over 4	2334	=over 4
2250		2335
2251	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2252		2337
2253	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2254		2340
2255	=cut	2341	=cut
2256		2342
2257	sub inv_recursive_;	2343	sub inv_recursive_;
2258	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2264	}	2350	}
2265		2351
2266	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2267		2353
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2355
2270	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2271		2357
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2307		2393
2308	=cut	2394	=cut
2309		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2310	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2411	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2427
2328	} else {	2428	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2431	}
2332	}	2432	}
2333	}	2433	}
2334		2434
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2460
2361	=item $player_object->enter_link	2461	=item $player_object->enter_link
2362		2462
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2464
2365	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2366	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2367		2469
2368	Will never block.	2470	Will never block.
2369		2471
2370	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2371		2473
…		…
2429		2531
2430	$map->load;	2532	$map->load;
2431	$map->load_neighbours;	2533	$map->load_neighbours;
2432		2534
2433	return unless $self->contr->active;	2535	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2536
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
2438	}	2542	}
2439		2543
2440	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2441		2545
2442	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2547	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	2548	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	2549	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2550	be called at the end of this process.
		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
2447		2554
2448	=cut	2555	=cut
2449		2556
2450	our $GOTOGEN;	2557	our $GOTOGEN;
2451		2558
…		…
2530	}	2637	}
2531		2638
2532	sub prepare_random_map {	2639	sub prepare_random_map {
2533	my ($exit) = @_;	2640	my ($exit) = @_;
2534		2641
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2644	# that depends on the exit object
2540		2645
2541	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2648	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2548	}	2655	}
2549		2656
2550	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2551		2658
2552	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2555		2662
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2665	undef $fh;
2559	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2560		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2563	}	2674	}
2564	}	2675	}
2565		2676
2566	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2568		2679
2569	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2570		2681
2571	if ($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;	2682	$self->enter_link;
2583		2683
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 {	2684	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2685	$Coro::current->{desc} = "enter_exit";
2590		2686
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2593	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2594		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2595	1;	2708	1
2596	}) {	2709	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2714
2602	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2632		2745
2633	=cut	2746	=cut
2634		2747
		2748	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2749	our %CHANNEL = (
2636	"c/identify" => {	2750	"c/identify" => {
2637	id => "infobox",	2751	id => "infobox",
2638	title => "Identify",	2752	title => "Identify",
2639	reply => undef,	2753	reply => undef,
…		…
2643	id => "infobox",	2757	id => "infobox",
2644	title => "Examine",	2758	title => "Examine",
2645	reply => undef,	2759	reply => undef,
2646	tooltip => "Signs and other items you examined",	2760	tooltip => "Signs and other items you examined",
2647	},	2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
2648	"c/lookat" => {	2768	"c/lookat" => {
2649	id => "infobox",	2769	id => "infobox",
2650	title => "Look",	2770	title => "Look",
2651	reply => undef,	2771	reply => undef,
2652	tooltip => "What you saw there",	2772	tooltip => "What you saw there",
2653	},	2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
2654	);	2848	);
2655		2849
2656	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2852
2659	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2660		2855
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		2857
2663	# check predefined channels, for the benefit of C	2858	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	2859	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	2860	$channel = $CHANNEL{$channel};
2666		2861
2667	$self->ext_msg (channel_info => $channel)	2862	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	2863	$channel = $channel->{id};
2671		2864
2672	} elsif (ref $channel) {	2865	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	2866	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	2867	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	2868	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	2869	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	2870	}
2679		2871
2680	$channel = $channel->{id};	2872	$channel = $channel->{id};
2681	}	2873	}
2682		2874
2683	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2684		2876
2685	if ($self->can_msg) {
2686	# default colour, mask it out	2877	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2879	if $color & cf::NDI_DEF;
2689		2880
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	2884	);
2693	if ($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		2885
2704	$color &= cf::NDI_COLOR_MASK;	2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
2705		2889
2706	utf8::encode $msg;	2890	# split very large packets
2707		2891	if (8192 < length $pkt and $self->{can_lzf}) {
2708	if (0 && $msg =~ /\[/) {	2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2709	# COMMAND/INFO	2893	$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	}	2894	}
		2895
		2896	$self->send_packet ($pkt);
2717	}	2897	}
2718		2898
2719	=item $client->ext_msg ($type, @msg)	2899	=item $client->ext_msg ($type, @msg)
2720		2900
2721	Sends an ext event to the client.	2901	Sends an ext event to the client.
…		…
2894	=pod	3074	=pod
2895		3075
2896	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2897		3077
2898	cf::object	3078	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3079	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3080	insert remove name archname title slaying race decrease split
		3081	value
2901		3082
2902	cf::object::player	3083	cf::object::player
2903	player	3084	player
2904		3085
2905	cf::player	3086	cf::player
…		…
2910		3091
2911	=cut	3092	=cut
2912		3093
2913	for (	3094	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3097	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2920	) {	3101	) {
2921	no strict 'refs';	3102	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2940	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2941		3122
2942	my $qcode = $code;	3123	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2945		3128
2946	local $_;	3129	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2948		3131
2949	my $eval =	3132	my $eval =
…		…
3026	{	3209	{
3027	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3028		3211
3029	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3031	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035		3219
3036	cf::cede_to_tick;	3220	cf::cede_to_tick;
3037	}	3221	}
3038		3222
3039	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3041	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3042	or next;	3227	or next;
		3228
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3232	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3251	{
3066	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3069		3255
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3259	my $data;
3075		3260
3076	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3077	# prepend meta info	3262	# prepend meta info
3078		3263
3079	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3080	name => $name,	3265	name => $name,
3081	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3082	});	3267	});
3083		3268
3084	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
3085	} else {	3276	} else {
3086	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3087	}	3278	}
3088		3279
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3280	cf::cede_to_tick;
3093	}	3281	}
3094
3095	if ($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	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3285
3114	1	3286	1
3115	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
3116		3308
3117	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3119		3311
3120	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
3122	}	3314	}
3123	};	3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
3124		3326
3125	sub reload_regions {	3327	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3328	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3329	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3330	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3344	}
3143		3345
3144	sub reload_archetypes {	3346	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3349	}
3153		3350
3154	sub reload_treasures {	3351	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
3157	}	3354	}
3158		3355
3159	sub reload_resources {	3356	sub reload_resources {
3160	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
3161		3358
		3359	reload_facedata;
		3360	reload_archetypes;
3162	reload_regions;	3361	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3362	reload_treasures;
3167		3363
3168	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3365	}
3174		3366
3175	sub reload_config {	3367	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3369	or return;
3178		3370
3179	local $/;	3371	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3181		3373
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3375
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3191	};	3383	};
3192	warn $@ if $@;	3384	warn $@ if $@;
3193	}	3385	}
3194	}	3386	}
3195		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
3196	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
3197	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3434	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3436	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3204	};	3438	};
3205		3439
		3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
3206	reload_config;	3444	reload_config;
3207	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
3208	load_extensions;	3458	load_extensions;
3209		3459
3210	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
3211	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
3212	}	3470	}
3213		3471
3214	#############################################################################	3472	#############################################################################
3215	# initialisation and cleanup	3473	# initialisation and cleanup
3216		3474
3217	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
3218	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3479	$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";	3480	cf::cleanup "SIG$signal";
3227	},
3228	);	3481	};
3229	}	3482	}
3230	}	3483	}
3231		3484
3232	sub write_runtime {	3485	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";
3234
3235	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
3237		3488
3238	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3490
3240	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
3241		3492
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3243	or return;	3494	or return;
3244		3495
3245	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
3258		3509
3259	close $fh	3510	close $fh
3260	or return;	3511	or return;
3261		3512
3262	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3514	and return;
3264		3515
3265	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
3266		3517
3267	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
3268	}	3569	}
3269		3570
3270	sub emergency_save() {	3571	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
3272		3573
3273	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
3274		3575
3275	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
3276	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3590	$pl->save;
3284	}	3591	}
3285	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
3286		3593
3287	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3597	$map->valid or next;
3291	$map->save;	3598	$map->save;
3292	}	3599	}
3293	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
3294		3601
3295	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
3298	};	3609	};
3299		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
3300	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
3301	}	3617	}
3302		3618
3303	sub post_cleanup {	3619	sub post_cleanup {
3304	my ($make_core) = @_;	3620	my ($make_core) = @_;
3305		3621
3306	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
3308	}	3653	}
3309		3654
3310	sub do_reload_perl() {	3655	sub do_reload_perl() {
3311	# can/must only be called in main	3656	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
3314	return;	3659	return;
3315	}	3660	}
3316		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
3317	warn "reloading...";	3667	warn "reloading...";
3318		3668
3319	warn "entering sync_job";	3669	warn "entering sync_job";
3320		3670
3321	cf::sync_job {	3671	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3673	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3325		3675
3326	warn "syncing database to disk";	3676	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3678
3329	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
3330		3680
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$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	}	3684	}
3368		3685
3369	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
3371	}	3688	%EXT_CORO = ();
3372		3689
3373	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3699	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3700
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3384	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3385	}	3710	}
3386		3711
3387	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3388	}	3727	}
3389		3728
3390	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3732
3394	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		3736
3398	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3738	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3401		3740
3402	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3403		3742
3404	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3405	require cf;	3744	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3746
3408	warn "loading config and database again";	3747	warn "loading config and database again";
3409	cf::reload_config;	3748	cf::reload_config;
3410		3749
3411	warn "loading extensions";	3750	warn "loading extensions";
3412	cf::load_extensions;	3751	cf::load_extensions;
3413		3752
		3753	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3420		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3421	warn "leaving sync_job";	3765	warn "leaving sync_job";
3422		3766
3423	1	3767	1
3424	} or do {	3768	} or do {
3425	warn $@;	3769	warn $@;
3426	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3771	};
3429		3772
3430	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3431	};	3779	};
3432		3780
3433	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3434		3782
3435	sub reload_perl() {	3783	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3438		3786
3439	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	3789
3442	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	3791	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3446	},	3793	};
3447	);	3794	};
3448	}	3795	}
3449		3796
3450	register_command "reload" => sub {	3797	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3452		3799
…		…
3465		3812
3466	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3468		3815
3469	sub wait_for_tick {	3816	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3818
3473	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3821	$signal->wait;
3476	}	3822	}
3477		3823
3478	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3826
3482	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3829	$signal->wait;
3485	}	3830	}
3486		3831
3487	$TICK_WATCHER = Event->timer (	3832	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 != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3497	return;	3836	return;
3498	}	3837	}
3499		3838
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3503		3840
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3843	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3844	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3845	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3846	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3847	};
		3848	}
3515		3849
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3851	$sig->send;
3518	}	3852	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3854	$sig->send;
3521	}	3855	}
3522		3856
3523	$NOW = Event::time;	3857	$LOAD = ($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;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3859
3534	_post_tick;	3860	if (0) {
		3861	if ($NEXT_TICK) {
		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3535	},	3866	}
3536	);	3867	}
3537		3868
3538	{	3869	{
		3870	# configure BDB
		3871
3539	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3873	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3874	$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	$! = $status;
3561	},
3562	)
3563	};
3564		3875
3565	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3883
3572	cf::sync_job {	3884	cf::sync_job {
3573	eval {	3885	eval {
…		…
3583		3895
3584	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3897	};
3586	}	3898	}
3587		3899
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3900	$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 { };	3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3902	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3903	$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 { };	3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3905	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3906	$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 { };	3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3908	};
3618	}	3909	}
3619		3910
3620	{	3911	{
		3912	# configure IO::AIO
		3913
3621	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3916	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	}	3917	}
3634		3918
3635	my $_log_backtrace;	3919	my $_log_backtrace;
3636		3920
3637	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3641		3925
3642	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3645	async {	3930	async {
3646	$Coro::current->{desc} = "abt $msg";	3931	$Coro::current->{desc} = "abt $msg";
3647		3932
3648	my @bt = fork_call {	3933	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	3945	}
3661		3946
3662	@funcs	3947	@funcs
3663	};	3948	};
3664		3949
3665	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	3953	--$_log_backtrace;
3668	};	3954	};
3669	} else {	3955	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3672	}	3958	}
3673	}	3959	}
3674		3960
3675	# load additional modules	3961	# load additional modules
3676	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3677		3963
3678	END { cf::emergency_save }	3964	END { cf::emergency_save }
3679		3965
3680	1	3966	1
3681		3967

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines