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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
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 on
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;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	Wait until the given lock is available and then acquires it and returns	340	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,	341	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	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
277	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	346	deadlocked coro.
…		…
284		352
285	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
286		354
287	=cut	355	=cut
288		356
289	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		358
292	sub lock_wait($) {	359	sub lock_wait($) {
293	my ($key) = @_;	360	$LOCKS->wait ($_[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} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	361	}
306		362
307	sub lock_acquire($) {	363	sub lock_acquire($) {
308	my ($key) = @_;	364	$LOCKS->guard ($_[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	}	365	}
322		366
323	sub lock_active($) {	367	sub lock_active($) {
324	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	369	}
328		370
329	sub freeze_mainloop {	371	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
331		373
332	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	375	}
334	};	376
335	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
336	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
337	}	390	}
338		391
339	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
340		393
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
354		407
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
357	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
358		413
359	while () {	414	while () {
360	next_job:	415	next_job:
361	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
369	}	424	}
370	}	425	}
371	}	426	}
372		427
373	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	431	$signal->wait;
377	} else {	432	} else {
378	Coro::schedule;	433	Coro::schedule;
379	}	434	}
380	}	435	}
381	};	436	};
382		437
383	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
384	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
385		442
386	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
388		445
…		…
402		459
403	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
404		461
405	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
406		463
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	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	465	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	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	467	acceptable.
411		468
412	If it must be done, put the blocking parts into C<sync_job>. This will run	469	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	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		475
419	sub sync_job(&) {	476	sub sync_job(&) {
420	my ($job) = @_;	477	my ($job) = @_;
421		478
422	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	480	my $time = EV::time;
424		481
425	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
427		484
428	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	486
430	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
431		488
432	my $busy = 1;	489	my $busy = 1;
433	my @res;	490	my @res;
434		491
435	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	494	@res = eval { $job->() };
437	warn $@ if $@;	495	warn $@ if $@;
438	undef $busy;	496	undef $busy;
439	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
440		498
441	while ($busy) {	499	while ($busy) {
442	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
443	}	504	}
		505	}
444		506
445	$time = Event::time - $time;	507	my $time = EV::time - $time;
446		508
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	509	$TICK_START += $time; # do not account sync jobs to server load
451		510
452	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
453	} else {	512	} else {
454	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
455		514
…		…
480	=item fork_call { }, $args	539	=item fork_call { }, $args
481		540
482	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
486		545
487	=cut	546	=cut
488		547
489	sub fork_call(&@) {	548	sub fork_call(&@) {
490	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
499	}, @args;	558	}, @args;
500		559
501	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
502	}	561	}
503		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
		588	}
		589
504	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
505		591
506	Returns a single value from the environment database.	592	Returns a single value from the environment database.
507		593
508	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
509		595
510	Stores the given C<$value> in the family. It can currently store binary	596	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).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
513	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
514		622
515	our $DB;	623	our $DB;
516		624
517	sub db_init {	625	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	626	cf::sync_job {
522	eval {	627	$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	}	628	};
532	}	629	}
533		630
534	sub db_get($$) {	631	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
536		633
…		…
634		731
635	#############################################################################	732	#############################################################################
636		733
637	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
638		735
639	Many objects in crossfire are so-called attachable objects. That means you can	736	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")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
642		739
643	In the following description, CLASS can be any of C<global>, C<object>	740	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	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	742	Deliantra).
646		743
647	=over 4	744	=over 4
648		745
649	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
650		747
…		…
694	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
695		792
696	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
698		795
699	Some classes such as crossfire maps and objects can specify attachments	796	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.	797	that are attached at load/instantiate time, thus the need for a name.
701		798
702	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
703		800
704	=over 4	801	=over 4
…		…
932	}	1029	}
933		1030
934	0	1031	0
935	}	1032	}
936		1033
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1035
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1037
941	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
942		1039
…		…
948		1045
949	=cut	1046	=cut
950		1047
951	#############################################################################	1048	#############################################################################
952	# object support	1049	# object support
953	#
954		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
955	sub _can_merge {	1084	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
957		1086
958	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1088
962	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
963	}	1091	}
964		1092
965	sub reattach {	1093	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1095	my ($obj) = @_;
968		1096
		1097	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1099
971	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
972		1101
973	@$registry = ();	1102	@$registry = ();
974		1103
…		…
989	cf::attachable->attach (	1118	cf::attachable->attach (
990	prio => -1000000,	1119	prio => -1000000,
991	on_instantiate => sub {	1120	on_instantiate => sub {
992	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
993		1122
994	$data = from_json $data;	1123	$data = decode_json $data;
995		1124
996	for (@$data) {	1125	for (@$data) {
997	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
998		1127
999	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1142	);
1014		1143
1015	sub object_freezer_save {	1144	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1017		1146
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1147	sync_job {
1021	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1024		1152
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1157	aio_close $fh;
1030		1158
1031	if (@$objs) {	1159	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1165	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1167	}
1040	} else {	1168	} else {
1041	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1042	}	1170	}
1043		1171
1044	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1176	} else {
1046	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1047	}	1178	}
1048	} else {	1179	} else {
1049	aio_unlink $filename;	1180	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1051	}	1182	}
1052	};	1183	};
1053
1054	undef $guard;
1055	}	1184	}
1056		1185
1057	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1059		1188
…		…
1064		1193
1065	sub object_thawer_load {	1194	sub object_thawer_load {
1066	my ($filename) = @_;	1195	my ($filename) = @_;
1067		1196
1068	my ($data, $av);	1197	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1198
1072	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1073	or return;	1200	or return;
1074		1201
1075	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1204	or return;
1078		1205
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1081	}	1208	}
1082		1209
		1210	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
1085		1213
1086	($data, $av)	1214	($data, $av)
1087	}	1215	}
1088		1216
1089	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1146		1274
1147	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1148	}	1276	}
1149		1277
		1278	use File::Glob ();
		1279
1150	cf::player->attach (	1280	cf::player->attach (
1151	on_command => sub {	1281	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1153		1283
1154	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1186		1316
1187	cf::override;	1317	cf::override;
1188	},	1318	},
1189	);	1319	);
1190		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1191	sub load_extensions {	1334	sub load_extensions {
1192	cf::sync_job {	1335	cf::sync_job {
1193	my %todo;	1336	my %todo;
1194		1337
1195	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1357
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1360
1218	$ext{source} =	1361	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1221	. $source	1364	. $source
1222	. "\n};\n1";	1365	. "\n};\n1";
1223		1366
1224	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1242		1385
1243	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1387	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1389	}
1248		1390
1249	warn $msg;	1391	warn $msg;
1250	}	1392	}
1251		1393
…		…
1265		1407
1266	=back	1408	=back
1267		1409
1268	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1269		1411
1270	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1271		1413
1272	=cut	1414	=cut
1273		1415
1274	package cf::player;	1416	package cf::player;
1275		1417
1276	use Coro::AIO;	1418	use Coro::AIO;
1277		1419
1278	=head3 cf::player	1420	=head3 cf::player
1279		1421
1280	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1281		1437
1282	=item cf::player::find $login	1438	=item cf::player::find $login
1283		1439
1284	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1285		1441
…		…
1304		1460
1305	sub exists($) {	1461	sub exists($) {
1306	my ($login) = @_;	1462	my ($login) = @_;
1307		1463
1308	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1310	}	1466	}
1311		1467
1312	sub find($) {	1468	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1470	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1481
1326	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1483	or return;
1328		1484
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1331	or return;	1486	or return;
		1487
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1335	}	1491	}
1336	}	1492	}
…		…
1346		1502
1347	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1348		1504
1349	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1351		1509
1352	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1511	cf::cede_to_tick;
1354	}	1512	}
1355		1513
…		…
1387	my ($pl) = @_;	1545	my ($pl) = @_;
1388		1546
1389	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1390		1548
1391	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1551
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1398		1558
1399	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1599
1440	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1441	my $path = path $login;	1601	my $path = path $login;
1442		1602
1443	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1609	}
1449		1610
…		…
1480	}	1641	}
1481		1642
1482	\@paths	1643	\@paths
1483	}	1644	}
1484		1645
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1647
1487	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1649
1536	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1537		1651
1538	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1539		1653
…		…
1606	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1608		1722
1609	sub generate_random_map {	1723	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1611	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1729	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1854
1738	# the temporary/swap location	1855	# the temporary/swap location
1739	sub save_path {	1856	sub save_path {
1740	my ($self) = @_;	1857	my ($self) = @_;
1741		1858
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1744	}	1861	}
1745		1862
1746	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1747	sub uniq_path {	1864	sub uniq_path {
1748	my ($self) = @_;	1865	my ($self) = @_;
1749		1866
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1869	}
1762		1870
1763	sub decay_objects {	1871	sub decay_objects {
1764	my ($self) = @_;	1872	my ($self) = @_;
1765		1873
…		…
1849	sub find {	1957	sub find {
1850	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1851		1959
1852	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1853		1961
1854	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1964
1857	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1862	or return;	1967	or return;
1863		1968
1864	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1865		1970
…		…
1867	or return;	1972	or return;
1868		1973
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1872	undef $guard1;	1978	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1979	$map->reset;
1875	return find $path;	1980	return find $path;
1876	}	1981	}
1877		1982
1878	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1891		1996
1892	{	1997	{
1893	my $guard = cf::lock_acquire "map_data:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1894		1999
1895	return unless $self->valid;	2000	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2002
1898	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1899		2004
1900	$self->alloc;	2005	$self->alloc;
1901		2006
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2011	$f->skip_block;
1907	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1908	or return;	2013	or return;
1909		2014
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1911	if delete $self->{load_original};	2016	if delete $self->{load_original};
1912		2017
1913	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2019	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2039	$self->decay_objects;
1935	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1936	$self->update_buttons;	2041	$self->update_buttons;
1937	cf::cede_to_tick;	2042	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2043	$self->activate;
1941	}	2044	}
1942		2045
1943	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1945		2048
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2050	}
1948		2051
1949	$self->post_load;	2052	$self->post_load;
1950	}	2053	}
1951		2054
…		…
2009	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2010		2113
2011	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2012		2115
2013	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2118	}
2016		2119
2017	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2018		2121
2019	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
2020	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2127	if (my $map = find $k) {
2023	$map->load if $v;	2128	$map->load if $v;
2024	}	2129	}
…		…
2050	return if $self->{deny_save};	2155	return if $self->{deny_save};
2051		2156
2052	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2053		2158
2054	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2056	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2057		2165
2058	if ($uniq) {	2166	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2169	} else {
…		…
2070	$self->save;	2178	$self->save;
2071		2179
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2181
2074	return if $self->players;	2182	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2184	return if $self->{deny_save};
2077		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
2078	$self->deactivate;	2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2190	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2191	}
2082		2192
2083	sub reset_at {	2193	sub reset_at {
2084	my ($self) = @_;	2194	my ($self) = @_;
2085		2195
…		…
2118	}	2228	}
2119		2229
2120	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2121		2231
2122	$self->deactivate;	2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2234	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2235
2127	$self->unlink_save;	2236	$self->unlink_save;
2128	$self->destroy;	2237	$self->destroy;
2129	}	2238	}
2130		2239
…		…
2197		2306
2198	sub unique_maps() {	2307	sub unique_maps() {
2199	[	2308	[
2200	map {	2309	map {
2201	utf8::decode $_;	2310	utf8::decode $_;
2202	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2203	? normalise $_	2314	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2316	]
2207	}	2317	}
2208		2318
2209	package cf;
2210
2211	=back	2319	=back
2212		2320
2213	=head3 cf::object	2321	=head3 cf::object
2214		2322
2215	=cut	2323	=cut
…		…
2218		2326
2219	=over 4	2327	=over 4
2220		2328
2221	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2222		2330
2223	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2224		2333
2225	=cut	2334	=cut
2226		2335
2227	sub inv_recursive_;	2336	sub inv_recursive_;
2228	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2234	}	2343	}
2235		2344
2236	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2237		2346
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2348
2240	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2241		2350
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2245	=cut	2354	=cut
2246		2355
2247	sub deref {	2356	sub deref {
2248	my ($ref) = @_;	2357	my ($ref) = @_;
2249		2358
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2360	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2362	or return;
2257	$pl->ob->uuid eq $uuid	2363	$pl->ob->uuid eq $uuid
2258	or return;	2364	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2280		2386
2281	=cut	2387	=cut
2282		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
		2402
2283	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2404	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2420
2301	} else {	2421	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2424	}
2305	}	2425	}
2306	}	2426	}
2307		2427
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2453
2334	=item $player_object->enter_link	2454	=item $player_object->enter_link
2335		2455
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2457
2338	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2340		2462
2341	Will never block.	2463	Will never block.
2342		2464
2343	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2344		2466
…		…
2402		2524
2403	$map->load;	2525	$map->load;
2404	$map->load_neighbours;	2526	$map->load_neighbours;
2405		2527
2406	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2407	$self->activate_recursive;	2530	$self->activate_recursive;
2408		2531
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2411	}	2534	}
…		…
2416	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2541	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2542	be called at the end of this process.
2420		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2421	=cut	2547	=cut
2422		2548
2423	our $GOTOGEN;	2549	our $GOTOGEN;
2424		2550
2425	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2556
2431	$self->enter_link;	2557	$self->enter_link;
2432		2558
2433	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2434	my $map = eval {	2581	my $map = eval {
2435	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2436		2583
2437	if ($map) {	2584	if ($map) {
2438	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2440	} else {	2587	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2589	}
2443		2590
2444	$map	2591	$map
2445	};	2592	};
2446		2593
…		…
2482	}	2629	}
2483		2630
2484	sub prepare_random_map {	2631	sub prepare_random_map {
2485	my ($exit) = @_;	2632	my ($exit) = @_;
2486		2633
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2636	# that depends on the exit object
2492		2637
2493	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2640	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2500	}	2647	}
2501		2648
2502	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2503		2650
2504	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2507		2654
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2657	undef $fh;
2511	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2512		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2515	}	2666	}
2516	}	2667	}
2517		2668
2518	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2520		2671
2521	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2522		2673
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2674	$self->enter_link;
2535		2675
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2676	(async {
2541	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2542	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2543	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2544		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2545	1;	2700	1
2546	}) {	2701	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2706
2552	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2582		2737
2583	=cut	2738	=cut
2584		2739
		2740	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2741	our %CHANNEL = (
2586	"c/identify" => {	2742	"c/identify" => {
2587	id => "identify",	2743	id => "infobox",
2588	title => "Identify",	2744	title => "Identify",
2589	reply => undef,	2745	reply => undef,
2590	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2591	},	2747	},
2592	"c/examine" => {	2748	"c/examine" => {
2593	id => "examine",	2749	id => "infobox",
2594	title => "Examine",	2750	title => "Examine",
2595	reply => undef,	2751	reply => undef,
2596	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2597	},	2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/uptime" => {
		2809	id => "infobox",
		2810	title => "Uptime",
		2811	reply => undef,
		2812	tooltip => "How long the server has been running since last restart",
		2813	},
		2814	"c/mapinfo" => {
		2815	id => "infobox",
		2816	title => "Map Info",
		2817	reply => undef,
		2818	tooltip => "Information related to the maps",
		2819	},
		2820	"c/party" => {
		2821	id => "party",
		2822	title => "Party",
		2823	reply => "gsay ",
		2824	tooltip => "Messages and chat related to your party",
		2825	},
		2826	"c/death" => {
		2827	id => "death",
		2828	title => "Death",
		2829	reply => undef,
		2830	tooltip => "Reason for and more info about your most recent death",
		2831	},
		2832	"c/say" => $SAY_CHANNEL,
		2833	"c/chat" => $CHAT_CHANNEL,
2598	);	2834	);
2599		2835
2600	sub cf::client::send_msg {	2836	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2837	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2838
2603	$msg = $self->pl->expand_cfpod ($msg);	2839	$msg = $self->pl->expand_cfpod ($msg)
		2840	unless $color & cf::NDI_VERBATIM;
2604		2841
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2842	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2843
2607	# check predefined channels, for the benefit of C	2844	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2845	if ($CHANNEL{$channel}) {
		2846	$channel = $CHANNEL{$channel};
2609		2847
		2848	$self->ext_msg (channel_info => $channel);
		2849	$channel = $channel->{id};
		2850
2610	if (ref $channel) {	2851	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2852	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2853	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2854	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2855	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	2856	}
2617		2857
2618	$channel = $channel->{id};	2858	$channel = $channel->{id};
2619	}	2859	}
2620		2860
2621	return unless @extra || length $msg;	2861	return unless @extra || length $msg;
2622		2862
2623	if ($self->can_msg) {
2624	# default colour, mask it out	2863	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2865	if $color & cf::NDI_DEF;
2627		2866
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2867	my $pkt = "msg "
		2868	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	2870	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		2871
2642	$color &= cf::NDI_COLOR_MASK;	2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
2643		2875
2644	utf8::encode $msg;	2876	# split very large packets
2645		2877	if (8192 < length $pkt and $self->{can_lzf}) {
2646	if (0 && $msg =~ /\[/) {	2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2647	# COMMAND/INFO	2879	$pkt = "frag";
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}	2880	}
		2881
		2882	$self->send_packet ($pkt);
2655	}	2883	}
2656		2884
2657	=item $client->ext_msg ($type, @msg)	2885	=item $client->ext_msg ($type, @msg)
2658		2886
2659	Sends an ext event to the client.	2887	Sends an ext event to the client.
…		…
2832	=pod	3060	=pod
2833		3061
2834	The following functions and methods are available within a safe environment:	3062	The following functions and methods are available within a safe environment:
2835		3063
2836	cf::object	3064	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3065	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3066	insert remove name archname title slaying race decrease split
		3067	value
2839		3068
2840	cf::object::player	3069	cf::object::player
2841	player	3070	player
2842		3071
2843	cf::player	3072	cf::player
…		…
2848		3077
2849	=cut	3078	=cut
2850		3079
2851	for (	3080	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3081	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3082	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3083	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3084	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3085	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3086	["cf::map" => qw(trigger)],
2858	) {	3087	) {
2859	no strict 'refs';	3088	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3089	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2878	my ($code, %vars) = @_;	3107	my ($code, %vars) = @_;
2879		3108
2880	my $qcode = $code;	3109	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3111	$qcode =~ s/\n/\\n/g;
		3112
		3113	%vars = (_dummy => 0) unless %vars;
2883		3114
2884	local $_;	3115	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;	3116	local @safe::cf::_safe_eval_args = values %vars;
2886		3117
2887	my $eval =	3118	my $eval =
…		…
2964	{	3195	{
2965	my $faces = $facedata->{faceinfo};	3196	my $faces = $facedata->{faceinfo};
2966		3197
2967	while (my ($face, $info) = each %$faces) {	3198	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3200
2969	cf::face::set_visibility $idx, $info->{visibility};	3201	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3202	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2973		3205
2974	cf::cede_to_tick;	3206	cf::cede_to_tick;
2975	}	3207	}
2976		3208
2977	while (my ($face, $info) = each %$faces) {	3209	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3210	next unless $info->{smooth};
		3211
2979	my $idx = cf::face::find $face	3212	my $idx = cf::face::find $face
2980	or next;	3213	or next;
		3214
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3215	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3216	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3218	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3219	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3237	{
3004	# TODO: for gcfclient pleasure, we should give resources	3238	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3239	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3240	my $res = $facedata->{resource};
3007		3241
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3242	while (my ($name, $info) = each %$res) {
		3243	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3245	my $data;
3013		3246
3014	if ($info->{type} & 1) {	3247	if ($info->{type} & 1) {
3015	# prepend meta info	3248	# prepend meta info
3016		3249
3017	my $meta = $enc->encode ({	3250	my $meta = $enc->encode ({
3018	name => $name,	3251	name => $name,
3019	%{ $info->{meta} || {} },	3252	%{ $info->{meta} || {} },
3020	});	3253	});
3021		3254
3022	$data = pack "(w/a*)*", $meta, $info->{data};	3255	$data = pack "(w/a*)*", $meta, $info->{data};
		3256	} else {
		3257	$data = $info->{data};
		3258	}
		3259
		3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3261	cf::face::set_type $idx, $info->{type};
3023	} else {	3262	} else {
3024	$data = $info->{data};	3263	$RESOURCE{$name} = $info;
3025	}	3264	}
3026		3265
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3266	cf::cede_to_tick;
3031	}	3267	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3268	}
		3269
		3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3271
3052	1	3272	1
3053	}	3273	}
		3274
		3275	cf::global->attach (on_resource_update => sub {
		3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3278
		3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3280	my $sound = $soundconf->{compat}[$_]
		3281	or next;
		3282
		3283	my $face = cf::face::find "sound/$sound->[1]";
		3284	cf::sound::set $sound->[0] => $face;
		3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3286	}
		3287
		3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3289	my $face = cf::face::find "sound/$v";
		3290	cf::sound::set $k => $face;
		3291	}
		3292	}
		3293	});
3054		3294
3055	register_exticmd fx_want => sub {	3295	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3296	my ($ns, $want) = @_;
3057		3297
3058	while (my ($k, $v) = each %$want) {	3298	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3299	$ns->fx_want ($k, $v);
3060	}	3300	}
3061	};	3301	};
		3302
		3303	sub load_resource_file($) {
		3304	my $guard = lock_acquire "load_resource_file";
		3305
		3306	my $status = load_resource_file_ $_[0];
		3307	get_slot 0.1, 100;
		3308	cf::arch::commit_load;
		3309
		3310	$status
		3311	}
3062		3312
3063	sub reload_regions {	3313	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3314	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3315	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3316	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3330	}
3081		3331
3082	sub reload_archetypes {	3332	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3333	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3334	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3335	}
3091		3336
3092	sub reload_treasures {	3337	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3338	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3339	or die "unable to load treasurelists\n";
3095	}	3340	}
3096		3341
3097	sub reload_resources {	3342	sub reload_resources {
3098	warn "reloading resource files...\n";	3343	warn "reloading resource files...\n";
3099		3344
		3345	reload_facedata;
		3346	reload_archetypes;
3100	reload_regions;	3347	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3348	reload_treasures;
3105		3349
3106	warn "finished reloading resource files\n";	3350	warn "finished reloading resource files\n";
3107	}
3108
3109	sub init {
3110	reload_resources;
3111	}	3351	}
3112		3352
3113	sub reload_config {	3353	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3355	or return;
3116		3356
3117	local $/;	3357	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3119		3359
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3361
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3129	};	3369	};
3130	warn $@ if $@;	3370	warn $@ if $@;
3131	}	3371	}
3132	}	3372	}
3133		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3134	sub main {	3393	sub main {
		3394	cf::init_globals; # initialise logging
		3395
		3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3400
		3401	cf::init_experience;
		3402	cf::init_anim;
		3403	cf::init_attackmess;
		3404	cf::init_dynamic;
		3405
		3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3407
3135	# we must not ever block the main coroutine	3408	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3409	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3411	(async {
3139	Event::one_event;	3412	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3413	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3414	})->prio (Coro::PRIO_MAX);
3141	};	3415	};
3142		3416
		3417	evthread_start IO::AIO::poll_fileno;
		3418
		3419	cf::sync_job {
		3420	reload_resources;
3143	reload_config;	3421	reload_config;
3144	db_init;	3422	db_init;
		3423
		3424	cf::load_settings;
		3425	cf::load_materials;
		3426	cf::init_uuid;
		3427	cf::init_signals;
		3428	cf::init_commands;
		3429	cf::init_skills;
		3430
		3431	cf::init_beforeplay;
		3432
		3433	atomic;
		3434
3145	load_extensions;	3435	load_extensions;
3146		3436
3147	$TICK_WATCHER->start;	3437	utime time, time, $RUNTIMEFILE;
		3438
		3439	# no (long-running) fork's whatsoever before this point(!)
		3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3441
		3442	(pop @POST_INIT)->(0) while @POST_INIT;
		3443	};
		3444
3148	Event::loop;	3445	EV::loop;
3149	}	3446	}
3150		3447
3151	#############################################################################	3448	#############################################################################
3152	# initialisation and cleanup	3449	# initialisation and cleanup
3153		3450
3154	# install some emergency cleanup handlers	3451	# install some emergency cleanup handlers
3155	BEGIN {	3452	BEGIN {
		3453	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3454	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3456	cf::cleanup "SIG$signal";
3164	},
3165	);	3457	};
3166	}	3458	}
3167	}	3459	}
3168		3460
3169	sub write_runtime {	3461	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3462	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3463	# the fsync below can take a very very long time.
3174		3464
3175	IO::AIO::aio_utime $runtime, undef, undef;	3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3466
3177	my $guard = cf::lock_acquire "write_runtime";	3467	my $guard = cf::lock_acquire "write_runtime";
3178		3468
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3470	or return;
3181		3471
3182	my $value = $cf::RUNTIME + 90 + 10;	3472	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3473	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3474	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3484	aio_utime $fh, undef, undef;
3195		3485
3196	close $fh	3486	close $fh
3197	or return;	3487	or return;
3198		3488
3199	aio_rename "$runtime~", $runtime	3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3490	and return;
3201		3491
3202	warn "runtime file written.\n";	3492	warn "runtime file written.\n";
3203		3493
3204	1	3494	1
		3495	}
		3496
		3497	our $uuid_lock;
		3498	our $uuid_skip;
		3499
		3500	sub write_uuid_sync($) {
		3501	$uuid_skip ||= $_[0];
		3502
		3503	return if $uuid_lock;
		3504	local $uuid_lock = 1;
		3505
		3506	my $uuid = "$LOCALDIR/uuid";
		3507
		3508	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3509	or return;
		3510
		3511	my $value = uuid_seq uuid_cur;
		3512
		3513	unless ($value) {
		3514	warn "cowardly refusing to write zero uuid value!\n";
		3515	return;
		3516	}
		3517
		3518	my $value = uuid_str $value + $uuid_skip;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3205	}	3545	}
3206		3546
3207	sub emergency_save() {	3547	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3209		3549
3210	warn "enter emergency perl save\n";	3550	warn "emergency_perl_save: enter\n";
3211		3551
3212	cf::sync_job {	3552	cf::sync_job {
		3553	# this is a trade-off: we want to be very quick here, so
		3554	# save all maps without fsync, and later call a global sync
		3555	# (which in turn might be very very slow)
		3556	local $USE_FSYNC = 0;
		3557
3213	# use a peculiar iteration method to avoid tripping on perl	3558	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3559	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3560	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3561	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3562	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3563	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3564	$pl->valid or next;
		3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3566	$pl->save;
3221	}	3567	}
3222	warn "end emergency player save\n";	3568	warn "emergency_perl_save: end player save\n";
3223		3569
3224	warn "begin emergency map save\n";	3570	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3571	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3572	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3573	$map->valid or next;
3228	$map->save;	3574	$map->save;
3229	}	3575	}
3230	warn "end emergency map save\n";	3576	warn "emergency_perl_save: end map save\n";
3231		3577
3232	warn "begin emergency database checkpoint\n";	3578	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3580	warn "emergency_perl_save: end database checkpoint\n";
		3581
		3582	warn "emergency_perl_save: begin write uuid\n";
		3583	write_uuid_sync 1;
		3584	warn "emergency_perl_save: end write uuid\n";
3235	};	3585	};
3236		3586
		3587	warn "emergency_perl_save: starting sync()\n";
		3588	IO::AIO::aio_sync sub {
		3589	warn "emergency_perl_save: finished sync()\n";
		3590	};
		3591
3237	warn "leave emergency perl save\n";	3592	warn "emergency_perl_save: leave\n";
3238	}	3593	}
3239		3594
3240	sub post_cleanup {	3595	sub post_cleanup {
3241	my ($make_core) = @_;	3596	my ($make_core) = @_;
3242		3597
3243	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3245	}	3629	}
3246		3630
3247	sub do_reload_perl() {	3631	sub do_reload_perl() {
3248	# can/must only be called in main	3632	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3251	return;	3635	return;
3252	}	3636	}
3253		3637
		3638	return if $RELOAD++;
		3639
		3640	my $t1 = EV::time;
		3641
		3642	while ($RELOAD) {
3254	warn "reloading...";	3643	warn "reloading...";
3255		3644
3256	warn "entering sync_job";	3645	warn "entering sync_job";
3257		3646
3258	cf::sync_job {	3647	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3649	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3262		3651
3263	warn "syncing database to disk";	3652	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3653	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3654
3266	# if anything goes wrong in here, we should simply crash as we already saved	3655	# if anything goes wrong in here, we should simply crash as we already saved
3267		3656
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3657	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3658	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3660	}
3305		3661
3306	warn "... nuking $pkg";	3662	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3663	$_->cancel for values %EXT_CORO;
3308	}	3664	%EXT_CORO = ();
3309		3665
3310	warn "unloading all perl modules loaded from $LIBDIR";	3666	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3667	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3668
		3669	warn "removing ext/exti commands";
		3670	%EXTCMD = ();
		3671	%EXTICMD = ();
		3672
		3673	warn "unloading/nuking all extensions";
		3674	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3675	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3676
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3677	if (my $cb = $pkg->can ("unload")) {
		3678	eval {
3321	$cb->();	3679	$cb->($pkg);
		3680	1
		3681	} or warn "$pkg unloaded, but with errors: $@";
		3682	}
		3683
		3684	warn "... clearing $pkg";
		3685	clear_package $pkg;
3322	}	3686	}
3323		3687
3324	Symbol::delete_package $k;	3688	warn "unloading all perl modules loaded from $LIBDIR";
		3689	while (my ($k, $v) = each %INC) {
		3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3691
		3692	warn "... unloading $k";
		3693	delete $INC{$k};
		3694
		3695	$k =~ s/\.pm$//;
		3696	$k =~ s/\//::/g;
		3697
		3698	if (my $cb = $k->can ("unload_module")) {
		3699	$cb->();
		3700	}
		3701
		3702	clear_package $k;
3325	}	3703	}
3326		3704
3327	warn "getting rid of safe::, as good as possible";	3705	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3706	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3708
3331	warn "unloading cf.pm \"a bit\"";	3709	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3710	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		3712
3335	# don't, removes xs symbols, too,	3713	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3714	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3715	#clear_package __PACKAGE__;
3338		3716
3339	warn "unload completed, starting to reload now";	3717	warn "unload completed, starting to reload now";
3340		3718
3341	warn "reloading cf.pm";	3719	warn "reloading cf.pm";
3342	require cf;	3720	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3344		3722
3345	warn "loading config and database again";	3723	warn "loading config and database again";
3346	cf::reload_config;	3724	cf::reload_config;
3347		3725
3348	warn "loading extensions";	3726	warn "loading extensions";
3349	cf::load_extensions;	3727	cf::load_extensions;
3350		3728
		3729	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
		3736	}
3357		3737
		3738	warn "running post_init jobs";
		3739	(pop @POST_INIT)->(1) while @POST_INIT;
		3740
3358	warn "leaving sync_job";	3741	warn "leaving sync_job";
3359		3742
3360	1	3743	1
3361	} or do {	3744	} or do {
3362	warn $@;	3745	warn $@;
3363	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3747	};
3366		3748
3367	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752
		3753	$t1 = EV::time - $t1;
		3754	warn "reload completed in ${t1}s\n";
3368	};	3755	};
3369		3756
3370	our $RELOAD_WATCHER; # used only during reload	3757	our $RELOAD_WATCHER; # used only during reload
3371		3758
3372	sub reload_perl() {	3759	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3760	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3761	# coro crashes during coro_state_free->destroy here.
3375		3762
3376	$RELOAD_WATCHER ||= Event->timer (	3763	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3764	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3765
3379	data => WF_AUTOCANCEL,	3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3767	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3768	undef $RELOAD_WATCHER;
3383	},	3769	};
3384	);	3770	};
3385	}	3771	}
3386		3772
3387	register_command "reload" => sub {	3773	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3774	my ($who, $arg) = @_;
3389		3775
3390	if ($who->flag (FLAG_WIZ)) {	3776	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3777	$who->message ("reloading server.");
		3778	async {
		3779	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3780	reload_perl;
		3781	};
3393	}	3782	}
3394	};	3783	};
3395		3784
3396	unshift @INC, $LIBDIR;	3785	unshift @INC, $LIBDIR;
3397		3786
…		…
3399		3788
3400	our @WAIT_FOR_TICK;	3789	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3790	our @WAIT_FOR_TICK_BEGIN;
3402		3791
3403	sub wait_for_tick {	3792	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3406		3794
3407	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3796	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3797	$signal->wait;
3410	}	3798	}
3411		3799
3412	sub wait_for_tick_begin {	3800	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3801	return if tick_inhibit || $Coro::current == $Coro::main;
3415		3802
3416	my $signal = new Coro::Signal;	3803	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3804	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3805	$signal->wait;
3419	}	3806	}
3420		3807
3421	my $min = 1e6;#d#	3808	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3809	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3811	unless ++$bug_warning > 10;
3433	return;	3812	return;
3434	}	3813	}
3435		3814
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3815	cf::server_tick; # one server iteration
3439		3816
3440	0 && sync_job {#d#	3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3819	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3820	$Coro::current->{desc} = "runtime saver";
3444	or die;	3821	write_runtime_sync
3445		3822	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3823	};
		3824	}
3462		3825
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3827	$sig->send;
3479	}	3828	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3829	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3830	$sig->send;
3482	}	3831	}
3483		3832
3484	$NOW = Event::time;	3833	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3835
3495	_post_tick;	3836	if (0) {
3496		3837	if ($NEXT_TICK) {
3497		3838	my $jitter = $TICK_START - $NEXT_TICK;
		3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3840	warn "jitter $JITTER\n";#d#
		3841	}
3498	},	3842	}
3499	);	3843	}
3500		3844
3501	{	3845	{
3502	BDB::max_poll_time $TICK * 0.1;	3846	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3847
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3848	BDB::min_parallel 8;
3512		3849	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3850	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3851
3528	unless ($DB_ENV) {	3852	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3853	$DB_ENV = BDB::db_env_create;
		3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3856	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3857	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3858	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3859
3531	cf::sync_job {	3860	cf::sync_job {
3532	eval {	3861	eval {
3533	BDB::db_env_open	3862	BDB::db_env_open
3534	$DB_ENV,	3863	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3865	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3866	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3867	0666;
3539		3868
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3869	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3870	};
3545		3871
3546	cf::cleanup "db_env_open(db): $@" if $@;	3872	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3873	};
3548	}	3874	}
		3875
		3876	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3877	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3878	};
		3879	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3880	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3881	};
		3882	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3883	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3884	};
3549	}	3885	}
3550		3886
3551	{	3887	{
		3888	# configure IO::AIO
		3889
3552	IO::AIO::min_parallel 8;	3890	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3891	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3892	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3893	}
3565		3894
3566	my $_log_backtrace;	3895	my $_log_backtrace;
3567		3896
3568	sub _log_backtrace {	3897	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	3900	$msg =~ s/\n//;
3572		3901
3573	# limit the # of concurrent backtraces	3902	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3903	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3904	++$_log_backtrace;
		3905	my $perl_bt = Carp::longmess $msg;
3576	async {	3906	async {
		3907	$Coro::current->{desc} = "abt $msg";
		3908
3577	my @bt = fork_call {	3909	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3910	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3911	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3912	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3913	or die "addr2line: $!";
…		…
3589	}	3921	}
3590		3922
3591	@funcs	3923	@funcs
3592	};	3924	};
3593		3925
3594	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $perl_bt\n";
		3927	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	3928	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	3929	--$_log_backtrace;
3597	};	3930	};
3598	} else {	3931	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	3933	LOG llevInfo, "[ABT] [suppressed]\n";
3601	}	3934	}
3602	}	3935	}
3603		3936
3604	# load additional modules	3937	# load additional modules
3605	use cf::pod;	3938	require "cf/$_.pm" for @EXTRA_MODULES;
3606		3939
3607	END { cf::emergency_save }	3940	END { cf::emergency_save }
3608		3941
3609	1	3942	1
3610		3943

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