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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	LOG llevError, $msg;	236	LOG llevError, $msg;
193	};	237	};
194	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
195		254
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	265	for my $pkg (qw(
207	cf::global cf::attachable	266	cf::global cf::attachable
208	cf::object cf::object::player	267	cf::object cf::object::player
209	cf::client cf::player	268	cf::client cf::player
210	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
211	cf::map cf::party cf::region	271	cf::party cf::region
212	)) {	272	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	274	}
216		275
217	$Event::DIED = sub {	276	$EV::DIED = sub {
218	warn "error in event callback: @_";	277	warn "error in event callback: @_";
219	};	278	};
220		279
221	#############################################################################	280	#############################################################################
222		281
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	305	$d
247	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
248	}	307	}
249		308
250	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
251		310
252	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
253		312
254	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
255		314
256	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
257		316
258	=cut	317	=cut
259		318
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		320
262	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
264		337
265	=item cf::lock_wait $string	338	=item cf::lock_wait $string
266		339
267	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
268		341
269	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
270		343
271	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
274	returned.	347	returned.
275		348
276	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
277	deadlocked coro.	350	deadlocked coro.
…		…
283		356
284	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
285		358
286	=cut	359	=cut
287		360
288	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		362
291	sub lock_wait($) {	363	sub lock_wait($) {
292	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	365	}
305		366
306	sub lock_acquire($) {	367	sub lock_acquire($) {
307	my ($key) = @_;	368	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	369	}
321		370
322	sub lock_active($) {	371	sub lock_active($) {
323	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	373	}
327		374
328	sub freeze_mainloop {	375	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
330		377
331	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	379	}
333	};	380
334	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
335	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
336	}	394	}
337		395
338	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
339		397
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
353		411
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
356	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
357		417
358	while () {	418	while () {
359	next_job:	419	next_job:
360	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
368	}	428	}
369	}	429	}
370	}	430	}
371		431
372	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	435	$signal->wait;
376	} else {	436	} else {
377	Coro::schedule;	437	Coro::schedule;
378	}	438	}
379	}	439	}
380	};	440	};
381		441
382	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
383	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
384		446
385	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
386	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
387		449
…		…
401		463
402	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
403		465
404	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
405		467
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	471	acceptable.
410		472
411	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
417		479
418	sub sync_job(&) {	480	sub sync_job(&) {
419	my ($job) = @_;	481	my ($job) = @_;
420		482
421	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
422	my $time = Event::time;	484	my $time = EV::time;
423		485
424	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
426		488
427	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	490
429	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
430		492
431	my $busy = 1;	493	my $busy = 1;
432	my @res;	494	my @res;
433		495
434	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	498	@res = eval { $job->() };
436	warn $@ if $@;	499	warn $@ if $@;
437	undef $busy;	500	undef $busy;
438	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
439		502
440	while ($busy) {	503	while ($busy) {
441	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
442	}	508	}
		509	}
443		510
444	$time = Event::time - $time;	511	my $time = EV::time - $time;
445		512
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
450		514
451	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
452	} else {	516	} else {
453	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
454		518
…		…
479	=item fork_call { }, $args	543	=item fork_call { }, $args
480		544
481	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
485		549
486	=cut	550	=cut
487		551
488	sub fork_call(&@) {	552	sub fork_call(&@) {
489	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
498	}, @args;	562	}, @args;
499		563
500	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
501	}	565	}
502		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
503	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
504		595
505	Returns a single value from the environment database.	596	Returns a single value from the environment database.
506		597
507	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
508		599
509	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
512	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
513		626
514	our $DB;	627	our $DB;
515		628
516	sub db_init {	629	sub db_init {
517	unless ($DB) {
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {	630	cf::sync_job {
521	eval {	631	$DB ||= db_table "db";
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}	632	};
531	}	633	}
532		634
533	sub db_get($$) {	635	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
535		637
…		…
633		735
634	#############################################################################	736	#############################################################################
635		737
636	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
637		739
638	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
639	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
641		743
642	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	746	Deliantra).
645		747
646	=over 4	748	=over 4
647		749
648	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
649		751
…		…
693	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
694		796
695	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
696	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
697		799
698	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
699	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
700		802
701	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
702		804
703	=over 4	805	=over 4
…		…
931	}	1033	}
932		1034
933	0	1035	0
934	}	1036	}
935		1037
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1039
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1041
940	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
941		1043
…		…
947		1049
948	=cut	1050	=cut
949		1051
950	#############################################################################	1052	#############################################################################
951	# object support	1053	# object support
952	#
953		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
954	sub _can_merge {	1088	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
956		1090
957	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1092
961	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
962	}	1095	}
963		1096
964	sub reattach {	1097	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1099	my ($obj) = @_;
967		1100
		1101	# no longer needed after getting rid of delete_package?
968	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969		1103
970	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
971		1105
972	@$registry = ();	1106	@$registry = ();
973		1107
…		…
988	cf::attachable->attach (	1122	cf::attachable->attach (
989	prio => -1000000,	1123	prio => -1000000,
990	on_instantiate => sub {	1124	on_instantiate => sub {
991	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
992		1126
993	$data = from_json $data;	1127	$data = decode_json $data;
994		1128
995	for (@$data) {	1129	for (@$data) {
996	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
997		1131
998	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1011	},	1145	},
1012	);	1146	);
1013		1147
1014	sub object_freezer_save {	1148	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1016
1017	my $guard = cf::lock_acquire "io";
1018		1150
1019	sync_job {	1151	sync_job {
1020	if (length $$rdata) {	1152	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1024		1156
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1029	close $fh;	1164	aio_close $fh;
1030		1165
1031	if (@$objs) {	1166	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1037	close $fh;	1175	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1177	}
1040	} else {	1178	} else {
1041	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1042	}	1180	}
1043		1181
1044	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1186	} else {
1046	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1047	}	1188	}
1048	} else {	1189	} else {
1049	aio_unlink $filename;	1190	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1051	}	1192	}
1052	};	1193	};
1053
1054	undef $guard;
1055	}	1194	}
1056		1195
1057	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1059		1198
…		…
1064		1203
1065	sub object_thawer_load {	1204	sub object_thawer_load {
1066	my ($filename) = @_;	1205	my ($filename) = @_;
1067		1206
1068	my ($data, $av);	1207	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1208
1072	(aio_load $filename, $data) >= 0	1209	(aio_load $filename, $data) >= 0
1073	or return;	1210	or return;
1074		1211
1075	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1214	or return;
1078		1215
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1081	}	1218	}
1082		1219
1083	utf8::decode (my $decname = $filename);	1220	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
…		…
1146	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1147		1284
1148	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1149	}	1286	}
1150		1287
		1288	use File::Glob ();
		1289
1151	cf::player->attach (	1290	cf::player->attach (
1152	on_command => sub {	1291	on_command => sub {
1153	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1154		1293
1155	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1187		1326
1188	cf::override;	1327	cf::override;
1189	},	1328	},
1190	);	1329	);
1191		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1192	sub load_extensions {	1344	sub load_extensions {
1193	cf::sync_job {	1345	cf::sync_job {
1194	my %todo;	1346	my %todo;
1195		1347
1196	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1215		1367
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1370
1219	$ext{source} =	1371	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1221	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1222	. $source	1374	. $source
1223	. "\n};\n1";	1375	. "\n};\n1";
1224		1376
1225	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1241	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1242	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1243		1395
1244	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1245	warn $msg;	1397	warn $msg;
1246	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1247	exit 1;
1248	}	1399	}
1249		1400
1250	warn $msg;	1401	warn $msg;
1251	}	1402	}
1252		1403
…		…
1266		1417
1267	=back	1418	=back
1268		1419
1269	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1270		1421
1271	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1272		1423
1273	=cut	1424	=cut
1274		1425
1275	package cf::player;	1426	package cf::player;
1276		1427
…		…
1319		1470
1320	sub exists($) {	1471	sub exists($) {
1321	my ($login) = @_;	1472	my ($login) = @_;
1322		1473
1323	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1325	}	1476	}
1326		1477
1327	sub find($) {	1478	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1480	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1491
1341	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1493	or return;
1343		1494
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1346	or return;	1496	or return;
		1497
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1350	}	1501	}
1351	}	1502	}
…		…
1361		1512
1362	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1363		1514
1364	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1366		1519
1367	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1521	cf::cede_to_tick;
1369	}	1522	}
1370		1523
…		…
1402	my ($pl) = @_;	1555	my ($pl) = @_;
1403		1556
1404	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1405		1558
1406	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1561
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1410	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1412	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1413		1568
1414	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1454		1609
1455	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1456	my $path = path $login;	1611	my $path = path $login;
1457		1612
1458	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1619	}
1464		1620
…		…
1495	}	1651	}
1496		1652
1497	\@paths	1653	\@paths
1498	}	1654	}
1499		1655
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1657
1502	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1659
1551	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1552		1661
1553	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1554		1663
…		…
1621	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1623		1732
1624	sub generate_random_map {	1733	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1626	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1627	$self->_create_random_map (	1739	$self->_create_random_map (
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1752		1864
1753	# the temporary/swap location	1865	# the temporary/swap location
1754	sub save_path {	1866	sub save_path {
1755	my ($self) = @_;	1867	my ($self) = @_;
1756		1868
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1759	}	1871	}
1760		1872
1761	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1762	sub uniq_path {	1874	sub uniq_path {
1763	my ($self) = @_;	1875	my ($self) = @_;
1764		1876
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	1879	}
1777		1880
1778	sub decay_objects {	1881	sub decay_objects {
1779	my ($self) = @_;	1882	my ($self) = @_;
1780		1883
…		…
1864	sub find {	1967	sub find {
1865	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1866		1969
1867	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1868		1971
1869	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1871		1974
1872	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1877	or return;	1977	or return;
1878		1978
1879	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1880		1980
…		…
1882	or return;	1982	or return;
1883		1983
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1887	undef $guard1;	1988	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	1989	$map->reset;
1890	return find $path;	1990	return find $path;
1891	}	1991	}
1892		1992
1893	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2021	$f->skip_block;
1922	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1923	or return;	2023	or return;
1924		2024
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1926	if delete $self->{load_original};	2026	if delete $self->{load_original};
1927		2027
1928	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2029	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1948	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2049	$self->decay_objects;
1950	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1951	$self->update_buttons;	2051	$self->update_buttons;
1952	cf::cede_to_tick;	2052	cf::cede_to_tick;
1953	$self->set_darkness_map;
1954	cf::cede_to_tick;
1955	$self->activate;	2053	$self->activate;
1956	}	2054	}
1957		2055
1958	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1960		2058
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2060	}
1963		2061
1964	$self->post_load;	2062	$self->post_load;
1965	}	2063	}
1966		2064
…		…
2024	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2025		2123
2026	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2027		2125
2028	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2128	}
2031		2129
2032	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2033		2131
2034	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
2035	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2137	if (my $map = find $k) {
2038	$map->load if $v;	2138	$map->load if $v;
2039	}	2139	}
…		…
2065	return if $self->{deny_save};	2165	return if $self->{deny_save};
2066		2166
2067	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2068		2168
2069	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2071	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2072		2175
2073	if ($uniq) {	2176	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2179	} else {
…		…
2085	$self->save;	2188	$self->save;
2086		2189
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2191
2089	return if $self->players;	2192	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2091	return if $self->{deny_save};	2194	return if $self->{deny_save};
2092		2195
2093	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2094		2197
2095	$self->deactivate;	2198	$self->deactivate;
…		…
2213		2316
2214	sub unique_maps() {	2317	sub unique_maps() {
2215	[	2318	[
2216	map {	2319	map {
2217	utf8::decode $_;	2320	utf8::decode $_;
2218	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2219	? normalise $_	2324	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2326	]
2223	}	2327	}
2224		2328
2225	package cf;
2226
2227	=back	2329	=back
2228		2330
2229	=head3 cf::object	2331	=head3 cf::object
2230		2332
2231	=cut	2333	=cut
…		…
2234		2336
2235	=over 4	2337	=over 4
2236		2338
2237	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2238		2340
2239	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2240		2343
2241	=cut	2344	=cut
2242		2345
2243	sub inv_recursive_;	2346	sub inv_recursive_;
2244	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2250	}	2353	}
2251		2354
2252	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2253		2356
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2358
2256	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2257		2360
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2261	=cut	2364	=cut
2262		2365
2263	sub deref {	2366	sub deref {
2264	my ($ref) = @_;	2367	my ($ref) = @_;
2265		2368
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2370	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2372	or return;
2273	$pl->ob->uuid eq $uuid	2373	$pl->ob->uuid eq $uuid
2274	or return;	2374	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2296		2396
2297	=cut	2397	=cut
2298		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2299	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2414	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2430
2317	} else {	2431	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2434	}
2321	}	2435	}
2322	}	2436	}
2323		2437
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2463
2350	=item $player_object->enter_link	2464	=item $player_object->enter_link
2351		2465
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2467
2354	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2356		2472
2357	Will never block.	2473	Will never block.
2358		2474
2359	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2360		2476
…		…
2418		2534
2419	$map->load;	2535	$map->load;
2420	$map->load_neighbours;	2536	$map->load_neighbours;
2421		2537
2422	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2423	$self->activate_recursive;	2540	$self->activate_recursive;
2424		2541
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2427	}	2544	}
…		…
2432	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2552	be called at the end of this process.
2436		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2437	=cut	2557	=cut
2438		2558
2439	our $GOTOGEN;	2559	our $GOTOGEN;
2440		2560
2441	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2566
2447	$self->enter_link;	2567	$self->enter_link;
2448		2568
2449	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2450	my $map = eval {	2591	my $map = eval {
2451	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2452		2593
2453	if ($map) {	2594	if ($map) {
2454	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2456	} else {	2597	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2599	}
2459		2600
2460	$map	2601	$map
2461	};	2602	};
2462		2603
…		…
2498	}	2639	}
2499		2640
2500	sub prepare_random_map {	2641	sub prepare_random_map {
2501	my ($exit) = @_;	2642	my ($exit) = @_;
2502		2643
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2646	# that depends on the exit object
2508		2647
2509	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2650	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2516	}	2657	}
2517		2658
2518	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2519		2660
2520	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2523		2664
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2667	undef $fh;
2527	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2528		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2531	}	2676	}
2532	}	2677	}
2533		2678
2534	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2536		2681
2537	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2538		2683
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2684	$self->enter_link;
2551		2685
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2686	(async {
2557	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2558	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2559	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2560		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2561	1;	2710	1
2562	}) {	2711	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2567		2716
2568	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2598		2747
2599	=cut	2748	=cut
2600		2749
		2750	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	2751	our %CHANNEL = (
2602	"c/identify" => {	2752	"c/identify" => {
2603	id => "identify",	2753	id => "infobox",
2604	title => "Identify",	2754	title => "Identify",
2605	reply => undef,	2755	reply => undef,
2606	tooltip => "Items recently identified",	2756	tooltip => "Items recently identified",
2607	},	2757	},
2608	"c/examine" => {	2758	"c/examine" => {
2609	id => "examine",	2759	id => "infobox",
2610	title => "Examine",	2760	title => "Examine",
2611	reply => undef,	2761	reply => undef,
2612	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2613	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2614	);	2850	);
2615		2851
2616	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2618		2854
2619	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2620		2857
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		2859
2623	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
2625		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2626	if (ref $channel) {	2867	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	2872	}
2633		2873
2634	$channel = $channel->{id};	2874	$channel = $channel->{id};
2635	}	2875	}
2636		2876
2637	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2638		2878
2639	if ($self->can_msg) {
2640	# default colour, mask it out	2879	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2643		2882
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	2886	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		2887
2658	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2659		2891
2660	utf8::encode $msg;	2892	# split very large packets
2661		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2662	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2663	# COMMAND/INFO	2895	$pkt = "frag";
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2671	}	2899	}
2672		2900
2673	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2674		2902
2675	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2848	=pod	3076	=pod
2849		3077
2850	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2851		3079
2852	cf::object	3080	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2855		3084
2856	cf::object::player	3085	cf::object::player
2857	player	3086	player
2858		3087
2859	cf::player	3088	cf::player
…		…
2864		3093
2865	=cut	3094	=cut
2866		3095
2867	for (	3096	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2874	) {	3103	) {
2875	no strict 'refs';	3104	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2894	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2895		3124
2896	my $qcode = $code;	3125	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2899		3130
2900	local $_;	3131	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2902		3133
2903	my $eval =	3134	my $eval =
…		…
2980	{	3211	{
2981	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2982		3213
2983	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2985	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2989		3221
2990	cf::cede_to_tick;	3222	cf::cede_to_tick;
2991	}	3223	}
2992		3224
2993	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2995	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2996	or next;	3229	or next;
		3230
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3234	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3019	{	3253	{
3020	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3023		3257
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;	3261	my $data;
3029		3262
3030	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3031	# prepend meta info	3264	# prepend meta info
3032		3265
3033	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3034	name => $name,	3267	name => $name,
3035	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3036	});	3269	});
3037		3270
3038	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
3039	} else {	3278	} else {
3040	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3041	}	3280	}
3042		3281
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3282	cf::cede_to_tick;
3047	}	3283	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3287
3068	1	3288	1
3069	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
3070		3310
3071	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3072	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3073		3313
3074	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3076	}	3316	}
3077	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
3078		3328
3079	sub reload_regions {	3329	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3331	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3346	}
3097		3347
3098	sub reload_archetypes {	3348	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3351	}
3107		3352
3108	sub reload_treasures {	3353	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3111	}	3356	}
3112		3357
3113	sub reload_resources {	3358	sub reload_resources {
3114	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3115		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3116	reload_regions;	3363	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3364	reload_treasures;
3121		3365
3122	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3123	}
3124
3125	sub init {
3126	reload_resources;
3127	}	3367	}
3128		3368
3129	sub reload_config {	3369	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3131	or return;	3371	or return;
3132		3372
3133	local $/;	3373	local $/;
3134	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3135		3375
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3137		3377
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3145	};	3385	};
3146	warn $@ if $@;	3386	warn $@ if $@;
3147	}	3387	}
3148	}	3388	}
3149		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3150	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3151	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3436	(async {
3155	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3157	};	3440	};
3158		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3159	reload_config;	3446	reload_config;
3160	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3161	load_extensions;	3460	load_extensions;
3162		3461
3163	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3164	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3165	}	3471	}
3166		3472
3167	#############################################################################	3473	#############################################################################
3168	# initialisation and cleanup	3474	# initialisation and cleanup
3169		3475
3170	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3171	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3180	},
3181	);	3482	};
3182	}	3483	}
3183	}	3484	}
3184		3485
3185	sub write_runtime {	3486	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";
3187
3188	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3190		3489
3191	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3491
3193	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3194		3493
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3196	or return;	3495	or return;
3197		3496
3198	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3211		3510
3212	close $fh	3511	close $fh
3213	or return;	3512	or return;
3214		3513
3215	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3515	and return;
3217		3516
3218	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3219		3518
3220	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3221	}	3570	}
3222		3571
3223	sub emergency_save() {	3572	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3225		3574
3226	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3227		3576
3228	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3229	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3591	$pl->save;
3237	}	3592	}
3238	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3239		3594
3240	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3241	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3598	$map->valid or next;
3244	$map->save;	3599	$map->save;
3245	}	3600	}
3246	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3247		3602
3248	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3251	};	3610	};
3252		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3253	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3254	}	3618	}
3255		3619
3256	sub post_cleanup {	3620	sub post_cleanup {
3257	my ($make_core) = @_;	3621	my ($make_core) = @_;
3258		3622
3259	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3261	}	3654	}
3262		3655
3263	sub do_reload_perl() {	3656	sub do_reload_perl() {
3264	# can/must only be called in main	3657	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3266	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3267	return;	3660	return;
3268	}	3661	}
3269		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3270	warn "reloading...";	3668	warn "reloading...";
3271		3669
3272	warn "entering sync_job";	3670	warn "entering sync_job";
3273		3671
3274	cf::sync_job {	3672	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3276	cf::emergency_save;	3674	cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3278		3676
3279	warn "syncing database to disk";	3677	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3281		3679
3282	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3283		3681
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3295	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();
3303
3304	warn "removing commands";
3305	%COMMAND = ();
3306
3307	warn "removing ext/exti commands";
3308	%EXTCMD = ();
3309	%EXTICMD = ();
3310
3311	warn "unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";
3314
3315	if (my $cb = $pkg->can ("unload")) {
3316	eval {
3317	$cb->($pkg);
3318	1
3319	} or warn "$pkg unloaded, but with errors: $@";
3320	}	3685	}
3321		3686
3322	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3323	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3324	}	3689	%EXT_CORO = ();
3325		3690
3326	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3327	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3330	warn "... unloading $k";	3700	warn "... unloading $pkg";
3331	delete $INC{$k};
3332		3701
3333	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;
3335
3336	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3337	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3338	}	3711	}
3339		3712
3340	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3341	}	3728	}
3342		3729
3343	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		3733
3347	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		3737
3351	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3352	# and global variables created in xs	3739	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3354		3741
3355	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3356		3743
3357	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3358	require cf;	3745	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3360		3747
3361	warn "loading config and database again";	3748	warn "loading config and database again";
3362	cf::reload_config;	3749	cf::reload_config;
3363		3750
3364	warn "loading extensions";	3751	warn "loading extensions";
3365	cf::load_extensions;	3752	cf::load_extensions;
3366		3753
		3754	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3370	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3373		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3374	warn "leaving sync_job";	3766	warn "leaving sync_job";
3375		3767
3376	1	3768	1
3377	} or do {	3769	} or do {
3378	warn $@;	3770	warn $@;
3379	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3380	exit 1;
3381	};	3772	};
3382		3773
3383	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3384	};	3780	};
3385		3781
3386	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3387		3783
3388	sub reload_perl() {	3784	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3391		3787
3392	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	3790
3395	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	3792	do_reload_perl;
3398	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3399	},	3794	};
3400	);	3795	};
3401	}	3796	}
3402		3797
3403	register_command "reload" => sub {	3798	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3405		3800
3406	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	3805	reload_perl;
		3806	};
3409	}	3807	}
3410	};	3808	};
3411		3809
3412	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3413		3811
…		…
3415		3813
3416	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3418		3816
3419	sub wait_for_tick {	3817	sub wait_for_tick {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3422		3819
3423	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	3822	$signal->wait;
3426	}	3823	}
3427		3824
3428	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3431		3827
3432	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	3830	$signal->wait;
3435	}	3831	}
3436		3832
3437	my $min = 1e6;#d#	3833	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3449	return;	3837	return;
3450	}	3838	}
3451		3839
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3455		3841
3456	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458	my $t = Event::time;	3844	Coro::async_pool {
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3460	or die;	3846	write_runtime_sync
3461		3847	or warn "ERROR: unable to write runtime file: $!";
3462	$map->width (50);
3463	$map->height (50);
3464	$map->alloc;
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466	my $t = Event::time - $t;
3467
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	3848	};
		3849	}
3478		3850
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	3852	$sig->send;
3495	}	3853	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	3855	$sig->send;
3498	}	3856	}
3499		3857
3500	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		3860
3511	_post_tick;	3861	if (0) {
3512		3862	if ($NEXT_TICK) {
3513		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3514	},	3867	}
3515	);	3868	}
3516		3869
3517	{	3870	{
3518	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	3872
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3528		3874	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		3876
3544	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		3884
3547	cf::sync_job {	3885	cf::sync_job {
3548	eval {	3886	eval {
3549	BDB::db_env_open	3887	BDB::db_env_open
3550	$DB_ENV,	3888	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	3892	0666;
3555		3893
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	3895	};
3561		3896
3562	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	3898	};
3564	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3565	}	3910	}
3566		3911
3567	{	3912	{
		3913	# configure IO::AIO
		3914
3568	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	3918	}
3581		3919
3582	my $_log_backtrace;	3920	my $_log_backtrace;
3583		3921
3584	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3587	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3588		3926
3589	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3591	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3592	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3593	my @bt = fork_call {	3934	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3605	}	3946	}
3606		3947
3607	@funcs	3948	@funcs
3608	};	3949	};
3609		3950
3610	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	3954	--$_log_backtrace;
3613	};	3955	};
3614	} else {	3956	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3617	}	3959	}
3618	}	3960	}
3619		3961
3620	# load additional modules	3962	# load additional modules
3621	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3622		3964
3623	END { cf::emergency_save }	3965	END { cf::emergency_save }
3624		3966
3625	1	3967	1
3626		3968

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