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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.462 by root, Tue Dec 23 06:58:23 2008 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 "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
43	$Event::Eval = 1; # no idea why this is required, but it is
44
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		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	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	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
277	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	342	deadlocked coro.
…		…
284		348
285	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
286		350
287	=cut	351	=cut
288		352
289	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		354
292	sub lock_wait($) {	355	sub lock_wait($) {
293	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	357	}
306		358
307	sub lock_acquire($) {	359	sub lock_acquire($) {
308	my ($key) = @_;	360	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	361	}
322		362
323	sub lock_active($) {	363	sub lock_active($) {
324	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	365	}
328		366
329	sub freeze_mainloop {	367	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
331		369
332	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	371	}
334	};	372
335	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
336	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
337	}	386	}
338		387
339	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
340		389
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
354		403
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
357	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
358		409
359	while () {	410	while () {
360	next_job:	411	next_job:
361	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
369	}	420	}
370	}	421	}
371	}	422	}
372		423
373	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	427	$signal->wait;
377	} else {	428	} else {
378	Coro::schedule;	429	Coro::schedule;
379	}	430	}
380	}	431	}
381	};	432	};
382		433
383	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
384	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
385		438
386	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
388		441
…		…
402		455
403	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
404		457
405	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
406		459
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	463	acceptable.
411		464
412	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		471
419	sub sync_job(&) {	472	sub sync_job(&) {
420	my ($job) = @_;	473	my ($job) = @_;
421		474
422	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	476	my $time = EV::time;
424		477
425	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
427		480
428	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	482
430	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
431		484
432	my $busy = 1;	485	my $busy = 1;
433	my @res;	486	my @res;
434		487
435	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	490	@res = eval { $job->() };
437	warn $@ if $@;	491	warn $@ if $@;
438	undef $busy;	492	undef $busy;
439	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
440		494
441	while ($busy) {	495	while ($busy) {
442	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
443	}	500	}
		501	}
444		502
445	$time = Event::time - $time;	503	my $time = EV::time - $time;
446		504
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
451		506
452	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
453	} else {	508	} else {
454	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
455		510
…		…
480	=item fork_call { }, $args	535	=item fork_call { }, $args
481		536
482	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
486		541
487	=cut	542	=cut
488		543
489	sub fork_call(&@) {	544	sub fork_call(&@) {
490	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
499	}, @args;	554	}, @args;
500		555
501	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
502	}	557	}
503		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
504	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
505		587
506	Returns a single value from the environment database.	588	Returns a single value from the environment database.
507		589
508	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
509		591
510	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
513	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
514		618
515	our $DB;	619	our $DB;
516		620
517	sub db_init {	621	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	622	cf::sync_job {
522	eval {	623	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	624	};
532	}	625	}
533		626
534	sub db_get($$) {	627	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
536		629
…		…
634		727
635	#############################################################################	728	#############################################################################
636		729
637	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
638		731
639	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
642		735
643	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	738	Deliantra).
646		739
647	=over 4	740	=over 4
648		741
649	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
650		743
…		…
694	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
695		788
696	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
698		791
699	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
701		794
702	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
703		796
704	=over 4	797	=over 4
…		…
932	}	1025	}
933		1026
934	0	1027	0
935	}	1028	}
936		1029
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1031
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1033
941	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
942		1035
…		…
948		1041
949	=cut	1042	=cut
950		1043
951	#############################################################################	1044	#############################################################################
952	# object support	1045	# object support
953	#
954		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
955	sub _can_merge {	1080	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
957		1082
958	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1084
962	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
963	}	1087	}
964		1088
965	sub reattach {	1089	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1091	my ($obj) = @_;
968		1092
		1093	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1095
971	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
972		1097
973	@$registry = ();	1098	@$registry = ();
974		1099
…		…
989	cf::attachable->attach (	1114	cf::attachable->attach (
990	prio => -1000000,	1115	prio => -1000000,
991	on_instantiate => sub {	1116	on_instantiate => sub {
992	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
993		1118
994	$data = from_json $data;	1119	$data = decode_json $data;
995		1120
996	for (@$data) {	1121	for (@$data) {
997	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
998		1123
999	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1138	);
1014		1139
1015	sub object_freezer_save {	1140	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1017		1142
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1143	sync_job {
1021	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1024		1148
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1153	aio_close $fh;
1030		1154
1031	if (@$objs) {	1155	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1161	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1163	}
1040	} else {	1164	} else {
1041	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1042	}	1166	}
1043		1167
1044	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1172	} else {
1046	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1047	}	1174	}
1048	} else {	1175	} else {
1049	aio_unlink $filename;	1176	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1051	}	1178	}
1052	};	1179	};
1053
1054	undef $guard;
1055	}	1180	}
1056		1181
1057	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1059		1184
…		…
1064		1189
1065	sub object_thawer_load {	1190	sub object_thawer_load {
1066	my ($filename) = @_;	1191	my ($filename) = @_;
1067		1192
1068	my ($data, $av);	1193	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1194
1072	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1073	or return;	1196	or return;
1074		1197
1075	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1200	or return;
1078		1201
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1081	}	1204	}
1082		1205
		1206	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
1085		1209
1086	($data, $av)	1210	($data, $av)
1087	}	1211	}
1088		1212
1089	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1146		1270
1147	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1148	}	1272	}
1149		1273
		1274	use File::Glob ();
		1275
1150	cf::player->attach (	1276	cf::player->attach (
1151	on_command => sub {	1277	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1153		1279
1154	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1186		1312
1187	cf::override;	1313	cf::override;
1188	},	1314	},
1189	);	1315	);
1190		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1191	sub load_extensions {	1330	sub load_extensions {
1192	cf::sync_job {	1331	cf::sync_job {
1193	my %todo;	1332	my %todo;
1194		1333
1195	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1353
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1356
1218	$ext{source} =	1357	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1221	. $source	1360	. $source
1222	. "\n};\n1";	1361	. "\n};\n1";
1223		1362
1224	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1242		1381
1243	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1383	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1385	}
1248		1386
1249	warn $msg;	1387	warn $msg;
1250	}	1388	}
1251		1389
…		…
1265		1403
1266	=back	1404	=back
1267		1405
1268	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1269		1407
1270	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1271		1409
1272	=cut	1410	=cut
1273		1411
1274	package cf::player;	1412	package cf::player;
1275		1413
…		…
1318		1456
1319	sub exists($) {	1457	sub exists($) {
1320	my ($login) = @_;	1458	my ($login) = @_;
1321		1459
1322	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1324	}	1462	}
1325		1463
1326	sub find($) {	1464	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1466	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1477
1340	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1479	or return;
1342		1480
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1345	or return;	1482	or return;
		1483
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1349	}	1487	}
1350	}	1488	}
…		…
1360		1498
1361	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1362		1500
1363	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1364	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1365		1505
1366	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1507	cf::cede_to_tick;
1368	}	1508	}
1369		1509
…		…
1401	my ($pl) = @_;	1541	my ($pl) = @_;
1402		1542
1403	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1404		1544
1405	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1406	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1407		1547
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1409	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1411	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1412		1554
1413	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1453		1595
1454	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1455	my $path = path $login;	1597	my $path = path $login;
1456		1598
1457	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1605	}
1463		1606
…		…
1494	}	1637	}
1495		1638
1496	\@paths	1639	\@paths
1497	}	1640	}
1498		1641
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1643
1501	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1645
1550	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1551		1647
1552	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1553		1649
…		…
1620	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1622		1718
1623	sub generate_random_map {	1719	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1625	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1626	$self->_create_random_map (	1725	$self->_create_random_map (
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1751		1850
1752	# the temporary/swap location	1851	# the temporary/swap location
1753	sub save_path {	1852	sub save_path {
1754	my ($self) = @_;	1853	my ($self) = @_;
1755		1854
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1758	}	1857	}
1759		1858
1760	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1761	sub uniq_path {	1860	sub uniq_path {
1762	my ($self) = @_;	1861	my ($self) = @_;
1763		1862
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1865	}
1776		1866
1777	sub decay_objects {	1867	sub decay_objects {
1778	my ($self) = @_;	1868	my ($self) = @_;
1779		1869
…		…
1863	sub find {	1953	sub find {
1864	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1865		1955
1866	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1867		1957
1868	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1870		1960
1871	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1876	or return;	1963	or return;
1877		1964
1878	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1879		1966
…		…
1881	or return;	1968	or return;
1882		1969
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1886	undef $guard1;	1974	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	1975	$map->reset;
1889	return find $path;	1976	return find $path;
1890	}	1977	}
1891		1978
1892	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2007	$f->skip_block;
1921	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1922	or return;	2009	or return;
1923		2010
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1925	if delete $self->{load_original};	2012	if delete $self->{load_original};
1926		2013
1927	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2015	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2035	$self->decay_objects;
1949	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1950	$self->update_buttons;	2037	$self->update_buttons;
1951	cf::cede_to_tick;	2038	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2039	$self->activate;
1955	}	2040	}
1956		2041
1957	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1959		2044
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2046	}
1962		2047
1963	$self->post_load;	2048	$self->post_load;
1964	}	2049	}
1965		2050
…		…
2023	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2024		2109
2025	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2026		2111
2027	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2114	}
2030		2115
2031	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2032		2117
2033	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
2034	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2123	if (my $map = find $k) {
2037	$map->load if $v;	2124	$map->load if $v;
2038	}	2125	}
…		…
2064	return if $self->{deny_save};	2151	return if $self->{deny_save};
2065		2152
2066	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2067		2154
2068	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2070	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2071		2161
2072	if ($uniq) {	2162	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2165	} else {
…		…
2084	$self->save;	2174	$self->save;
2085		2175
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2177
2088	return if $self->players;	2178	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2090	return if $self->{deny_save};	2180	return if $self->{deny_save};
2091		2181
2092	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2093		2183
2094	$self->deactivate;	2184	$self->deactivate;
…		…
2212		2302
2213	sub unique_maps() {	2303	sub unique_maps() {
2214	[	2304	[
2215	map {	2305	map {
2216	utf8::decode $_;	2306	utf8::decode $_;
2217	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2218	? normalise $_	2310	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2312	]
2222	}	2313	}
2223		2314
2224	package cf;
2225
2226	=back	2315	=back
2227		2316
2228	=head3 cf::object	2317	=head3 cf::object
2229		2318
2230	=cut	2319	=cut
…		…
2233		2322
2234	=over 4	2323	=over 4
2235		2324
2236	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2237		2326
2238	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2239		2329
2240	=cut	2330	=cut
2241		2331
2242	sub inv_recursive_;	2332	sub inv_recursive_;
2243	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2249	}	2339	}
2250		2340
2251	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2252		2342
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2344
2255	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2256		2346
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2260	=cut	2350	=cut
2261		2351
2262	sub deref {	2352	sub deref {
2263	my ($ref) = @_;	2353	my ($ref) = @_;
2264		2354
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2358	or return;
2272	$pl->ob->uuid eq $uuid	2359	$pl->ob->uuid eq $uuid
2273	or return;	2360	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2295		2382
2296	=cut	2383	=cut
2297		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2298	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2400	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2416
2316	} else {	2417	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2420	}
2320	}	2421	}
2321	}	2422	}
2322		2423
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2449
2349	=item $player_object->enter_link	2450	=item $player_object->enter_link
2350		2451
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2453
2353	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2355		2458
2356	Will never block.	2459	Will never block.
2357		2460
2358	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2359		2462
…		…
2417		2520
2418	$map->load;	2521	$map->load;
2419	$map->load_neighbours;	2522	$map->load_neighbours;
2420		2523
2421	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2422	$self->activate_recursive;	2526	$self->activate_recursive;
2423		2527
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2426	}	2530	}
…		…
2431	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2538	be called at the end of this process.
2435		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2436	=cut	2543	=cut
2437		2544
2438	our $GOTOGEN;	2545	our $GOTOGEN;
2439		2546
2440	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2552
2446	$self->enter_link;	2553	$self->enter_link;
2447		2554
2448	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2449	my $map = eval {	2577	my $map = eval {
2450	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2451		2579
2452	if ($map) {	2580	if ($map) {
2453	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2455	} else {	2583	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2585	}
2458		2586
2459	$map	2587	$map
2460	};	2588	};
2461		2589
…		…
2497	}	2625	}
2498		2626
2499	sub prepare_random_map {	2627	sub prepare_random_map {
2500	my ($exit) = @_;	2628	my ($exit) = @_;
2501		2629
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2632	# that depends on the exit object
2507		2633
2508	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2636	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2515	}	2643	}
2516		2644
2517	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2518		2646
2519	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2522		2650
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2653	undef $fh;
2526	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2527		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2530	}	2662	}
2531	}	2663	}
2532		2664
2533	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2535		2667
2536	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2537		2669
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2670	$self->enter_link;
2550		2671
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2672	(async {
2556	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2557	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2558	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2559		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2560	1;	2696	1
2561	}) {	2697	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2702
2567	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2597		2733
2598	=cut	2734	=cut
2599		2735
		2736	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2737	our %CHANNEL = (
2601	"c/identify" => {	2738	"c/identify" => {
2602	id => "identify",	2739	id => "infobox",
2603	title => "Identify",	2740	title => "Identify",
2604	reply => undef,	2741	reply => undef,
2605	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2606	},	2743	},
2607	"c/examine" => {	2744	"c/examine" => {
2608	id => "examine",	2745	id => "infobox",
2609	title => "Examine",	2746	title => "Examine",
2610	reply => undef,	2747	reply => undef,
2611	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2612	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/say" => $SAY_CHANNEL,
		2799	"c/chat" => $CHAT_CHANNEL,
2613	);	2800	);
2614		2801
2615	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2617		2804
2618	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2619		2807
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		2809
2622	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2624		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2625	if (ref $channel) {	2819	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	2823	$self->ext_msg (channel_info => $channel)
2630	if $self->can_msg;	2824	if $self->can_msg;
…		…
2638	if ($self->can_msg) {	2832	if ($self->can_msg) {
2639	# default colour, mask it out	2833	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2642		2836
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2645	} else {	2853	} else {
2646	if ($color >= 0) {	2854	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {	2856	for ($msg) {
2649	1 while	2857	1 while
…		…
2847	=pod	3055	=pod
2848		3056
2849	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2850		3058
2851	cf::object	3059	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
2854		3062
2855	cf::object::player	3063	cf::object::player
2856	player	3064	player
2857		3065
2858	cf::player	3066	cf::player
…		…
2863		3071
2864	=cut	3072	=cut
2865		3073
2866	for (	3074	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3077	decrease split destroy change_exp)],
2870	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2872	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2873	) {	3081	) {
2874	no strict 'refs';	3082	no strict 'refs';
…		…
2979	{	3187	{
2980	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2981		3189
2982	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2984	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2988		3197
2989	cf::cede_to_tick;	3198	cf::cede_to_tick;
2990	}	3199	}
2991		3200
2992	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2994	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2995	or next;	3205	or next;
		3206
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3210	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3018	{	3229	{
3019	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3022		3233
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;	3237	my $data;
3028		3238
3029	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3030	# prepend meta info	3240	# prepend meta info
3031		3241
3032	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3033	name => $name,	3243	name => $name,
3034	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3035	});	3245	});
3036		3246
3037	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3038	} else {	3254	} else {
3039	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3040	}	3256	}
3041		3257
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3258	cf::cede_to_tick;
3046	}	3259	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3263
3067	1	3264	1
3068	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3069		3286
3070	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3071	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3072		3289
3073	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3075	}	3292	}
3076	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3077		3304
3078	sub reload_regions {	3305	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3307	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3322	}
3096		3323
3097	sub reload_archetypes {	3324	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3327	}
3106		3328
3107	sub reload_treasures {	3329	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3110	}	3332	}
3111		3333
3112	sub reload_resources {	3334	sub reload_resources {
3113	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3114		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3115	reload_regions;	3339	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3340	reload_treasures;
3120		3341
3121	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3343	}
3127		3344
3128	sub reload_config {	3345	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
3130	or return;	3347	or return;
3131		3348
3132	local $/;	3349	local $/;
3133	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
3134		3351
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3136		3353
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3144	};	3361	};
3145	warn $@ if $@;	3362	warn $@ if $@;
3146	}	3363	}
3147	}	3364	}
3148		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3149	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3150	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3403	(async {
3154	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3156	};	3407	};
3157		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
3158	reload_config;	3413	reload_config;
3159	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3160	load_extensions;	3427	load_extensions;
3161		3428
3162	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3163	Event::loop;	3437	EV::loop;
3164	}	3438	}
3165		3439
3166	#############################################################################	3440	#############################################################################
3167	# initialisation and cleanup	3441	# initialisation and cleanup
3168		3442
3169	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3170	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3179	},
3180	);	3449	};
3181	}	3450	}
3182	}	3451	}
3183		3452
3184	sub write_runtime {	3453	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";
3186
3187	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3189		3456
3190	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3458
3192	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3193		3460
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3195	or return;	3462	or return;
3196		3463
3197	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3210		3477
3211	close $fh	3478	close $fh
3212	or return;	3479	or return;
3213		3480
3214	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3482	and return;
3216		3483
3217	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3218		3485
3219	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3220	}	3537	}
3221		3538
3222	sub emergency_save() {	3539	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3224		3541
3225	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3226		3543
3227	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3228	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3558	$pl->save;
3236	}	3559	}
3237	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3238		3561
3239	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3565	$map->valid or next;
3243	$map->save;	3566	$map->save;
3244	}	3567	}
3245	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3246		3569
3247	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3250	};	3577	};
3251		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3252	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3253	}	3585	}
3254		3586
3255	sub post_cleanup {	3587	sub post_cleanup {
3256	my ($make_core) = @_;	3588	my ($make_core) = @_;
3257		3589
3258	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3260	}	3621	}
3261		3622
3262	sub do_reload_perl() {	3623	sub do_reload_perl() {
3263	# can/must only be called in main	3624	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3265	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3266	return;	3627	return;
3267	}	3628	}
3268		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3269	warn "reloading...";	3635	warn "reloading...";
3270		3636
3271	warn "entering sync_job";	3637	warn "entering sync_job";
3272		3638
3273	cf::sync_job {	3639	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3275	cf::emergency_save;	3641	cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3277		3643
3278	warn "syncing database to disk";	3644	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3280		3646
3281	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3282		3648
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3294	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();
3302
3303	warn "removing commands";
3304	%COMMAND = ();
3305
3306	warn "removing ext/exti commands";
3307	%EXTCMD = ();
3308	%EXTICMD = ();
3309
3310	warn "unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";
3313
3314	if (my $cb = $pkg->can ("unload")) {
3315	eval {
3316	$cb->($pkg);
3317	1
3318	} or warn "$pkg unloaded, but with errors: $@";
3319	}	3652	}
3320		3653
3321	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3322	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3323	}	3656	%EXT_CORO = ();
3324		3657
3325	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3326	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3329	warn "... unloading $k";	3667	warn "... unloading $pkg";
3330	delete $INC{$k};
3331		3668
3332	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;
3334
3335	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3336	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3337	}	3678	}
3338		3679
3339	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3340	}	3695	}
3341		3696
3342	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3700
3346	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/pod.pm"};
3349		3704
3350	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3706	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3353		3708
3354	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3355		3710
3356	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3357	require cf;	3712	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3359		3714
3360	warn "loading config and database again";	3715	warn "loading config and database again";
3361	cf::reload_config;	3716	cf::reload_config;
3362		3717
3363	warn "loading extensions";	3718	warn "loading extensions";
3364	cf::load_extensions;	3719	cf::load_extensions;
3365		3720
		3721	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3372		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3373	warn "leaving sync_job";	3733	warn "leaving sync_job";
3374		3734
3375	1	3735	1
3376	} or do {	3736	} or do {
3377	warn $@;	3737	warn $@;
3378	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3379	exit 1;
3380	};	3739	};
3381		3740
3382	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3383	};	3747	};
3384		3748
3385	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3386		3750
3387	sub reload_perl() {	3751	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3390		3754
3391	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	3757
3394	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	3759	do_reload_perl;
3397	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3398	},	3761	};
3399	);	3762	};
3400	}	3763	}
3401		3764
3402	register_command "reload" => sub {	3765	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3404		3767
3405	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	3772	reload_perl;
		3773	};
3408	}	3774	}
3409	};	3775	};
3410		3776
3411	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3412		3778
…		…
3414		3780
3415	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3417		3783
3418	sub wait_for_tick {	3784	sub wait_for_tick {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3421		3786
3422	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	3789	$signal->wait;
3425	}	3790	}
3426		3791
3427	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3430		3794
3431	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	3797	$signal->wait;
3434	}	3798	}
3435		3799
3436	my $min = 1e6;#d#	3800	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3448	return;	3804	return;
3449	}	3805	}
3450		3806
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3454		3808
3455	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	3811	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3459	or die;	3813	write_runtime_sync
3460		3814	or warn "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	3815	};
		3816	}
3477		3817
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	3819	$sig->send;
3494	}	3820	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	3822	$sig->send;
3497	}	3823	}
3498		3824
3499	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		3827
3510	_post_tick;	3828	if (0) {
3511		3829	if ($NEXT_TICK) {
3512		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3513	},	3834	}
3514	);	3835	}
3515		3836
3516	{	3837	{
3517	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	3839
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3527		3841	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		3843
3543	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3851
3546	cf::sync_job {	3852	cf::sync_job {
3547	eval {	3853	eval {
3548	BDB::db_env_open	3854	BDB::db_env_open
3549	$DB_ENV,	3855	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	3859	0666;
3554		3860
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	3862	};
3560		3863
3561	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	3865	};
3563	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3564	}	3877	}
3565		3878
3566	{	3879	{
		3880	# configure IO::AIO
		3881
3567	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	3885	}
3580		3886
3581	my $_log_backtrace;	3887	my $_log_backtrace;
3582		3888
3583	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3586	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3587		3893
3588	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3590	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3591	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3592	my @bt = fork_call {	3901	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3604	}	3913	}
3605		3914
3606	@funcs	3915	@funcs
3607	};	3916	};
3608		3917
3609	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	3921	--$_log_backtrace;
3612	};	3922	};
3613	} else {	3923	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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