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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.463 by root, Sun Dec 28 06:59:27 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
277	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	342	deadlocked coro.
…		…
284		348
285	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
286		350
287	=cut	351	=cut
288		352
289	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
290		354
291	sub lock_wait($) {	355	sub lock_wait($) {
292	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	357	}
300		358
301	sub lock_acquire($) {	359	sub lock_acquire($) {
302	my ($key) = @_;	360	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	361	}
314		362
315	sub lock_active($) {	363	sub lock_active($) {
316	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	365	}
320		366
321	sub freeze_mainloop {	367	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
323		369
324	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	371	}
326	};	372
327	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
328	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
329	}	386	}
330		387
331	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
332		389
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
346		403
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
349	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
350		409
351	while () {	410	while () {
352	next_job:	411	next_job:
353	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
361	}	420	}
362	}	421	}
363	}	422	}
364		423
365	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	427	$signal->wait;
369	} else {	428	} else {
370	Coro::schedule;	429	Coro::schedule;
371	}	430	}
372	}	431	}
373	};	432	};
374		433
375	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
376	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
377		438
378	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
380		441
…		…
394		455
395	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
396		457
397	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
398		459
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	463	acceptable.
403		464
404	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		471
411	sub sync_job(&) {	472	sub sync_job(&) {
412	my ($job) = @_;	473	my ($job) = @_;
413		474
414	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	476	my $time = EV::time;
416		477
417	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
419		480
420	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	482
422	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
423		484
424	my $busy = 1;	485	my $busy = 1;
425	my @res;	486	my @res;
426		487
427	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	490	@res = eval { $job->() };
429	warn $@ if $@;	491	warn $@ if $@;
430	undef $busy;	492	undef $busy;
431	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
432		494
433	while ($busy) {	495	while ($busy) {
434	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
435	}	500	}
		501	}
436		502
437	$time = Event::time - $time;	503	my $time = EV::time - $time;
438		504
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
443		506
444	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
445	} else {	508	} else {
446	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
447		510
…		…
472	=item fork_call { }, $args	535	=item fork_call { }, $args
473		536
474	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
478		541
479	=cut	542	=cut
480		543
481	sub fork_call(&@) {	544	sub fork_call(&@) {
482	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
483		546
484	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
487		550
488	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
489	reset_signals;	552	reset_signals;
490	&$cb	553	&$cb
491	}, @args;	554	}, @args;
492		555
493	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
494	}	557	}
495		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
496	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
497		587
498	Returns a single value from the environment database.	588	Returns a single value from the environment database.
499		589
500	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
501		591
502	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
505	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
506		618
507	our $DB;	619	our $DB;
508		620
509	sub db_init {	621	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	622	cf::sync_job {
514	eval {	623	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	624	};
524	}	625	}
525		626
526	sub db_get($$) {	627	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
528		629
…		…
626		727
627	#############################################################################	728	#############################################################################
628		729
629	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
630		731
631	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
634		735
635	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	738	Deliantra).
638		739
639	=over 4	740	=over 4
640		741
641	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
642		743
…		…
686	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
687		788
688	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
690		791
691	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
693		794
694	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
695		796
696	=over 4	797	=over 4
…		…
924	}	1025	}
925		1026
926	0	1027	0
927	}	1028	}
928		1029
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1031
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1033
933	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
934		1035
…		…
940		1041
941	=cut	1042	=cut
942		1043
943	#############################################################################	1044	#############################################################################
944	# object support	1045	# object support
945	#
946		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
947	sub _can_merge {	1080	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
949		1082
950	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1084
954	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
955	}	1087	}
956		1088
957	sub reattach {	1089	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1091	my ($obj) = @_;
960		1092
		1093	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1095
963	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
964		1097
965	@$registry = ();	1098	@$registry = ();
966		1099
…		…
981	cf::attachable->attach (	1114	cf::attachable->attach (
982	prio => -1000000,	1115	prio => -1000000,
983	on_instantiate => sub {	1116	on_instantiate => sub {
984	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
985		1118
986	$data = from_json $data;	1119	$data = decode_json $data;
987		1120
988	for (@$data) {	1121	for (@$data) {
989	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
990		1123
991	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1140	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1009		1142
1010	sync_job {	1143	sync_job {
1011	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1014		1148
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1153	aio_close $fh;
1020		1154
1021	if (@$objs) {	1155	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1161	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1163	}
1030	} else {	1164	} else {
1031	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1032	}	1166	}
1033		1167
1034	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1172	} else {
1036	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1037	}	1174	}
1038	} else {	1175	} else {
1039	aio_unlink $filename;	1176	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1041	}	1178	}
1042	}	1179	};
1043	}	1180	}
1044		1181
1045	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1047		1184
…		…
1059	or return;	1196	or return;
1060		1197
1061	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1200	or return;
		1201
1064	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1065	}	1204	}
1066		1205
		1206	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1069	return ($data, $av);	1210	($data, $av)
1070	}	1211	}
1071		1212
1072	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1073		1214
1074	=over 4	1215	=over 4
…		…
1128	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1129		1270
1130	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1131	}	1272	}
1132		1273
		1274	use File::Glob ();
		1275
1133	cf::player->attach (	1276	cf::player->attach (
1134	on_command => sub {	1277	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1136		1279
1137	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1169		1312
1170	cf::override;	1313	cf::override;
1171	},	1314	},
1172	);	1315	);
1173		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1174	sub load_extensions {	1330	sub load_extensions {
1175	cf::sync_job {	1331	cf::sync_job {
1176	my %todo;	1332	my %todo;
1177		1333
1178	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1353
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1356
1201	$ext{source} =	1357	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1204	. $source	1360	. $source
1205	. "\n};\n1";	1361	. "\n};\n1";
1206		1362
1207	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1225		1381
1226	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1383	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1385	}
1231		1386
1232	warn $msg;	1387	warn $msg;
1233	}	1388	}
1234		1389
…		…
1248		1403
1249	=back	1404	=back
1250		1405
1251	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1252		1407
1253	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1254		1409
1255	=cut	1410	=cut
1256		1411
1257	package cf::player;	1412	package cf::player;
1258		1413
1259	use Coro::AIO;	1414	use Coro::AIO;
1260		1415
1261	=head3 cf::player	1416	=head3 cf::player
1262		1417
1263	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1264		1433
1265	=item cf::player::find $login	1434	=item cf::player::find $login
1266		1435
1267	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1268		1437
…		…
1287		1456
1288	sub exists($) {	1457	sub exists($) {
1289	my ($login) = @_;	1458	my ($login) = @_;
1290		1459
1291	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1293	}	1462	}
1294		1463
1295	sub find($) {	1464	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1466	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1477
1309	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1312	}	1487	}
1313	}	1488	}
1314	}	1489	}
1315		1490
…		…
1323		1498
1324	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1325		1500
1326	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1328		1505
1329	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1507	cf::cede_to_tick;
1331	}	1508	}
1332		1509
…		…
1364	my ($pl) = @_;	1541	my ($pl) = @_;
1365		1542
1366	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1367		1544
1368	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1547
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1375		1554
1376	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1592	or return [];
1414		1593
1415	my @logins;	1594	my @logins;
1416		1595
1417	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1421		1606
1422	utf8::decode $login;	1607	utf8::decode $login;
1423	push @logins, $login;	1608	push @logins, $login;
1424	}	1609	}
1425		1610
…		…
1452	}	1637	}
1453		1638
1454	\@paths	1639	\@paths
1455	}	1640	}
1456		1641
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1643
1459	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1645
1507	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1508		1647
1509	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1510		1649
…		…
1577	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1579		1718
1580	sub generate_random_map {	1719	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1582	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1725	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1850
1709	# the temporary/swap location	1851	# the temporary/swap location
1710	sub save_path {	1852	sub save_path {
1711	my ($self) = @_;	1853	my ($self) = @_;
1712		1854
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1715	}	1857	}
1716		1858
1717	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1718	sub uniq_path {	1860	sub uniq_path {
1719	my ($self) = @_;	1861	my ($self) = @_;
1720		1862
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1865	}
1733		1866
1734	sub decay_objects {	1867	sub decay_objects {
1735	my ($self) = @_;	1868	my ($self) = @_;
1736		1869
…		…
1749		1882
1750	sub load_header_from($) {	1883	sub load_header_from($) {
1751	my ($self, $path) = @_;	1884	my ($self, $path) = @_;
1752		1885
1753	utf8::encode $path;	1886	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1887	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1888	or return;
		1889
		1890	$self->_load_header ($f)
		1891	or return;
		1892
		1893	local $MAP_LOADING{$self->{path}} = $self;
		1894	$f->resolve_delayed_derefs;
1759		1895
1760	$self->{load_path} = $path;	1896	$self->{load_path} = $path;
1761		1897
1762	1	1898	1
1763	}	1899	}
…		…
1817	sub find {	1953	sub find {
1818	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1819		1955
1820	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1821		1957
		1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1960
1824	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1827	or return;	1963	or return;
1828		1964
1829	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1830		1966
…		…
1832	or return;	1968	or return;
1833		1969
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1837	$map->reset;	1975	$map->reset;
1838	undef $guard;
1839	return find $path;	1976	return find $path;
1840	}	1977	}
1841		1978
1842	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1843	}	1980	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1853		1990
1854	my $path = $self->{path};	1991	my $path = $self->{path};
1855		1992
1856	{	1993	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		1995
		1996	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		1998
1862	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1863		2000
1864	$self->alloc;	2001	$self->alloc;
1865		2002
1866	$self->pre_load;	2003	$self->pre_load;
1867	cf::cede_to_tick;	2004	cf::cede_to_tick;
1868		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1870	or return;	2009	or return;
1871		2010
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1873	if delete $self->{load_original};	2012	if delete $self->{load_original};
1874		2013
1875	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2015	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2018	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1880	}	2022	}
1881	}	2023	}
		2024
		2025	$f->resolve_delayed_derefs;
1882		2026
1883	cf::cede_to_tick;	2027	cf::cede_to_tick;
1884	# now do the right thing for maps	2028	# now do the right thing for maps
1885	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2035	$self->decay_objects;
1892	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1893	$self->update_buttons;	2037	$self->update_buttons;
1894	cf::cede_to_tick;	2038	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2039	$self->activate;
1898	}	2040	}
1899		2041
1900	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1902		2044
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2046	}
1905		2047
1906	$self->post_load;	2048	$self->post_load;
1907	}	2049	}
1908		2050
…		…
1966	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
1967		2109
1968	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
1969		2111
1970	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2114	}
1973		2115
1974	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
1975		2117
1976	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
1977	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2123	if (my $map = find $k) {
1980	$map->load if $v;	2124	$map->load if $v;
1981	}	2125	}
…		…
2007	return if $self->{deny_save};	2151	return if $self->{deny_save};
2008		2152
2009	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2010		2154
2011	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2013	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2014		2161
2015	if ($uniq) {	2162	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2165	} else {
…		…
2027	$self->save;	2174	$self->save;
2028		2175
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2177
2031	return if $self->players;	2178	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2180	return if $self->{deny_save};
2034		2181
		2182	$self->in_memory (cf::MAP_SWAPPED);
		2183
		2184	$self->deactivate;
		2185	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2186	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2187	}
2038		2188
2039	sub reset_at {	2189	sub reset_at {
2040	my ($self) = @_;	2190	my ($self) = @_;
2041		2191
…		…
2073	if $uniq;	2223	if $uniq;
2074	}	2224	}
2075		2225
2076	delete $cf::MAP{$self->path};	2226	delete $cf::MAP{$self->path};
2077		2227
		2228	$self->deactivate;
		2229	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2230	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2231
2082	$self->unlink_save;	2232	$self->unlink_save;
2083	$self->destroy;	2233	$self->destroy;
2084	}	2234	}
2085		2235
…		…
2152		2302
2153	sub unique_maps() {	2303	sub unique_maps() {
2154	[	2304	[
2155	map {	2305	map {
2156	utf8::decode $_;	2306	utf8::decode $_;
2157	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2158	? normalise $_	2310	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2312	]
2162	}	2313	}
2163		2314
2164	package cf;
2165
2166	=back	2315	=back
2167		2316
2168	=head3 cf::object	2317	=head3 cf::object
2169		2318
2170	=cut	2319	=cut
…		…
2173		2322
2174	=over 4	2323	=over 4
2175		2324
2176	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2177		2326
2178	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2179		2329
2180	=cut	2330	=cut
2181		2331
2182	sub inv_recursive_;	2332	sub inv_recursive_;
2183	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2186		2336
2187	sub inv_recursive {	2337	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2189	}	2339	}
2190		2340
		2341	=item $ref = $ob->ref
		2342
		2343	Creates and returns a persistent reference to an object that can be stored as a string.
		2344
		2345	=item $ob = cf::object::deref ($refstring)
		2346
		2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2348	even if the object actually exists. May block.
		2349
		2350	=cut
		2351
		2352	sub deref {
		2353	my ($ref) = @_;
		2354
		2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2356	my ($uuid, $name) = ($1, $2);
		2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2358	or return;
		2359	$pl->ob->uuid eq $uuid
		2360	or return;
		2361
		2362	$pl->ob
		2363	} else {
		2364	warn "$ref: cannot resolve object reference\n";
		2365	undef
		2366	}
		2367	}
		2368
2191	package cf;	2369	package cf;
2192		2370
2193	=back	2371	=back
2194		2372
2195	=head3 cf::object::player	2373	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2379	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2204		2382
2205	=cut	2383	=cut
		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
2206		2398
2207	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2400	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2416
2225	} else {	2417	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2420	}
2229	}	2421	}
2230	}	2422	}
2231		2423
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2449
2258	=item $player_object->enter_link	2450	=item $player_object->enter_link
2259		2451
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2453
2262	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2264		2458
2265	Will never block.	2459	Will never block.
2266		2460
2267	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2268		2462
…		…
2326		2520
2327	$map->load;	2521	$map->load;
2328	$map->load_neighbours;	2522	$map->load_neighbours;
2329		2523
2330	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2331	$self->activate_recursive;	2526	$self->activate_recursive;
2332		2527
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2335	}	2530	}
…		…
2340	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2538	be called at the end of this process.
2344		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2345	=cut	2543	=cut
2346		2544
2347	our $GOTOGEN;	2545	our $GOTOGEN;
2348		2546
2349	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2552
2355	$self->enter_link;	2553	$self->enter_link;
2356		2554
2357	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2358	my $map = eval {	2577	my $map = eval {
2359	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2360		2579
2361	if ($map) {	2580	if ($map) {
2362	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2364	} else {	2583	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2585	}
2367		2586
2368	$map	2587	$map
2369	};	2588	};
2370		2589
…		…
2406	}	2625	}
2407		2626
2408	sub prepare_random_map {	2627	sub prepare_random_map {
2409	my ($exit) = @_;	2628	my ($exit) = @_;
2410		2629
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2632	# that depends on the exit object
2416		2633
2417	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2636	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2424	}	2643	}
2425		2644
2426	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2427		2646
2428	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2431		2650
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2653	undef $fh;
2435	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2436		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2439	}	2662	}
2440	}	2663	}
2441		2664
2442	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2444		2667
2445	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2446		2669
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2670	$self->enter_link;
2459		2671
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2672	(async {
2465	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2466	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2467	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2468		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2469	1;	2696	1
2470	}) {	2697	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2702
2476	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2506		2733
2507	=cut	2734	=cut
2508		2735
		2736	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2737	our %CHANNEL = (
2510	"c/identify" => {	2738	"c/identify" => {
2511	id => "identify",	2739	id => "infobox",
2512	title => "Identify",	2740	title => "Identify",
2513	reply => undef,	2741	reply => undef,
2514	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2515	},	2743	},
		2744	"c/examine" => {
		2745	id => "infobox",
		2746	title => "Examine",
		2747	reply => undef,
		2748	tooltip => "Signs and other items you examined",
		2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/say" => $SAY_CHANNEL,
		2799	"c/chat" => $CHAT_CHANNEL,
2516	);	2800	);
2517		2801
2518	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2804
2521	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2522		2807
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		2809
2525	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2527		2813
		2814	$self->ext_msg (channel_info => $channel);
		2815	$channel = $channel->{id};
		2816
2528	if (ref $channel) {	2817	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	2818	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	2819	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	2820	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	2821	$self->ext_msg (channel_info => $channel);
2533	}	2822	}
…		…
2535	$channel = $channel->{id};	2824	$channel = $channel->{id};
2536	}	2825	}
2537		2826
2538	return unless @extra || length $msg;	2827	return unless @extra || length $msg;
2539		2828
2540	if ($self->can_msg) {
2541	# default colour, mask it out	2829	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2830	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	2831	if $color & cf::NDI_DEF;
2544		2832
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	2833	my $pkt = "msg "
		2834	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2835	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2836	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		2837
2559	$color &= cf::NDI_COLOR_MASK;	2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
2560		2841
2561	utf8::encode $msg;	2842	# split very large packets
2562		2843	if (8192 < length $pkt and $self->{can_lzf}) {
2563	if (0 && $msg =~ /\[/) {	2844	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2564	# COMMAND/INFO	2845	$pkt = "frag";
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}	2846	}
		2847
		2848	$self->send_packet ($pkt);
2572	}	2849	}
2573		2850
2574	=item $client->ext_msg ($type, @msg)	2851	=item $client->ext_msg ($type, @msg)
2575		2852
2576	Sends an ext event to the client.	2853	Sends an ext event to the client.
…		…
2749	=pod	3026	=pod
2750		3027
2751	The following functions and methods are available within a safe environment:	3028	The following functions and methods are available within a safe environment:
2752		3029
2753	cf::object	3030	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3031	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3032	insert remove name archname title slaying race decrease split
2756		3033
2757	cf::object::player	3034	cf::object::player
2758	player	3035	player
2759		3036
2760	cf::player	3037	cf::player
…		…
2765		3042
2766	=cut	3043	=cut
2767		3044
2768	for (	3045	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3046	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3047	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3048	decrease split destroy change_exp)],
2772	["cf::object::player" => qw(player)],	3049	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3050	["cf::player" => qw(peaceful)],
2774	["cf::map" => qw(trigger)],	3051	["cf::map" => qw(trigger)],
2775	) {	3052	) {
2776	no strict 'refs';	3053	no strict 'refs';
…		…
2881	{	3158	{
2882	my $faces = $facedata->{faceinfo};	3159	my $faces = $facedata->{faceinfo};
2883		3160
2884	while (my ($face, $info) = each %$faces) {	3161	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3162	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3163
2886	cf::face::set_visibility $idx, $info->{visibility};	3164	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3165	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3166	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3167	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2890		3168
2891	cf::cede_to_tick;	3169	cf::cede_to_tick;
2892	}	3170	}
2893		3171
2894	while (my ($face, $info) = each %$faces) {	3172	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3173	next unless $info->{smooth};
		3174
2896	my $idx = cf::face::find $face	3175	my $idx = cf::face::find $face
2897	or next;	3176	or next;
		3177
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3178	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3179	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3180	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3181	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3182	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2920	{	3200	{
2921	# TODO: for gcfclient pleasure, we should give resources	3201	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.	3202	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3203	my $res = $facedata->{resource};
2924		3204
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3205	while (my ($name, $info) = each %$res) {
		3206	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3207	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;	3208	my $data;
2930		3209
2931	if ($info->{type} & 1) {	3210	if ($info->{type} & 1) {
2932	# prepend meta info	3211	# prepend meta info
2933		3212
2934	my $meta = $enc->encode ({	3213	my $meta = $enc->encode ({
2935	name => $name,	3214	name => $name,
2936	%{ $info->{meta} || {} },	3215	%{ $info->{meta} || {} },
2937	});	3216	});
2938		3217
2939	$data = pack "(w/a*)*", $meta, $info->{data};	3218	$data = pack "(w/a*)*", $meta, $info->{data};
		3219	} else {
		3220	$data = $info->{data};
		3221	}
		3222
		3223	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3224	cf::face::set_type $idx, $info->{type};
2940	} else {	3225	} else {
2941	$data = $info->{data};	3226	$RESOURCE{$name} = $info;
2942	}	3227	}
2943		3228
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3229	cf::cede_to_tick;
2948	}	3230	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3231	}
		3232
		3233	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3234
2969	1	3235	1
2970	}	3236	}
		3237
		3238	cf::global->attach (on_resource_update => sub {
		3239	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3240	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3241
		3242	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3243	my $sound = $soundconf->{compat}[$_]
		3244	or next;
		3245
		3246	my $face = cf::face::find "sound/$sound->[1]";
		3247	cf::sound::set $sound->[0] => $face;
		3248	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3249	}
		3250
		3251	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3252	my $face = cf::face::find "sound/$v";
		3253	cf::sound::set $k => $face;
		3254	}
		3255	}
		3256	});
2971		3257
2972	register_exticmd fx_want => sub {	3258	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3259	my ($ns, $want) = @_;
2974		3260
2975	while (my ($k, $v) = each %$want) {	3261	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3262	$ns->fx_want ($k, $v);
2977	}	3263	}
2978	};	3264	};
		3265
		3266	sub load_resource_file($) {
		3267	my $guard = lock_acquire "load_resource_file";
		3268
		3269	my $status = load_resource_file_ $_[0];
		3270	get_slot 0.1, 100;
		3271	cf::arch::commit_load;
		3272
		3273	$status
		3274	}
2979		3275
2980	sub reload_regions {	3276	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3277	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3278	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3279	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3293	}
2998		3294
2999	sub reload_archetypes {	3295	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3296	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3297	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3298	}
3008		3299
3009	sub reload_treasures {	3300	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3301	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3302	or die "unable to load treasurelists\n";
3012	}	3303	}
3013		3304
3014	sub reload_resources {	3305	sub reload_resources {
3015	warn "reloading resource files...\n";	3306	warn "reloading resource files...\n";
3016		3307
		3308	reload_facedata;
		3309	reload_archetypes;
3017	reload_regions;	3310	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3311	reload_treasures;
3022		3312
3023	warn "finished reloading resource files\n";	3313	warn "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3314	}
3029		3315
3030	sub reload_config {	3316	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3317	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3318	or return;
3033		3319
3034	local $/;	3320	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3321	*CFG = YAML::Load <$fh>;
3036		3322
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3323	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3324
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3325	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3326	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3046	};	3332	};
3047	warn $@ if $@;	3333	warn $@ if $@;
3048	}	3334	}
3049	}	3335	}
3050		3336
		3337	sub pidfile() {
		3338	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3339	or die "$PIDFILE: $!";
		3340	flock $fh, &Fcntl::LOCK_EX
		3341	or die "$PIDFILE: flock: $!";
		3342	$fh
		3343	}
		3344
		3345	# make sure only one server instance is running at any one time
		3346	sub atomic {
		3347	my $fh = pidfile;
		3348
		3349	my $pid = <$fh>;
		3350	kill 9, $pid if $pid > 0;
		3351
		3352	seek $fh, 0, 0;
		3353	print $fh $$;
		3354	}
		3355
3051	sub main {	3356	sub main {
		3357	cf::init_globals; # initialise logging
		3358
		3359	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3360	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3361	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3362	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3363
		3364	cf::init_experience;
		3365	cf::init_anim;
		3366	cf::init_attackmess;
		3367	cf::init_dynamic;
		3368
		3369	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3370
3052	# we must not ever block the main coroutine	3371	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3372	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3373	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3374	(async {
3056	Event::one_event;	3375	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3376	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3377	})->prio (Coro::PRIO_MAX);
3058	};	3378	};
3059		3379
		3380	evthread_start IO::AIO::poll_fileno;
		3381
		3382	cf::sync_job {
		3383	reload_resources;
3060	reload_config;	3384	reload_config;
3061	db_init;	3385	db_init;
		3386
		3387	cf::load_settings;
		3388	cf::load_materials;
		3389	cf::init_uuid;
		3390	cf::init_signals;
		3391	cf::init_commands;
		3392	cf::init_skills;
		3393
		3394	cf::init_beforeplay;
		3395
		3396	atomic;
		3397
3062	load_extensions;	3398	load_extensions;
3063		3399
3064	$TICK_WATCHER->start;	3400	utime time, time, $RUNTIMEFILE;
		3401
		3402	# no (long-running) fork's whatsoever before this point(!)
		3403	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3404
		3405	(pop @POST_INIT)->(0) while @POST_INIT;
		3406	};
		3407
3065	Event::loop;	3408	EV::loop;
3066	}	3409	}
3067		3410
3068	#############################################################################	3411	#############################################################################
3069	# initialisation and cleanup	3412	# initialisation and cleanup
3070		3413
3071	# install some emergency cleanup handlers	3414	# install some emergency cleanup handlers
3072	BEGIN {	3415	BEGIN {
		3416	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3417	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3418	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3419	cf::cleanup "SIG$signal";
3081	},
3082	);	3420	};
3083	}	3421	}
3084	}	3422	}
3085		3423
3086	sub write_runtime {	3424	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";
3088
3089	# first touch the runtime file to show we are still running:	3425	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3426	# the fsync below can take a very very long time.
3091		3427
3092	IO::AIO::aio_utime $runtime, undef, undef;	3428	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3429
3094	my $guard = cf::lock_acquire "write_runtime";	3430	my $guard = cf::lock_acquire "write_runtime";
3095		3431
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3432	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3097	or return;	3433	or return;
3098		3434
3099	my $value = $cf::RUNTIME + 90 + 10;	3435	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3436	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3437	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3447	aio_utime $fh, undef, undef;
3112		3448
3113	close $fh	3449	close $fh
3114	or return;	3450	or return;
3115		3451
3116	aio_rename "$runtime~", $runtime	3452	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3453	and return;
3118		3454
3119	warn "runtime file written.\n";	3455	warn "runtime file written.\n";
3120		3456
3121	1	3457	1
		3458	}
		3459
		3460	our $uuid_lock;
		3461	our $uuid_skip;
		3462
		3463	sub write_uuid_sync($) {
		3464	$uuid_skip ||= $_[0];
		3465
		3466	return if $uuid_lock;
		3467	local $uuid_lock = 1;
		3468
		3469	my $uuid = "$LOCALDIR/uuid";
		3470
		3471	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3472	or return;
		3473
		3474	my $value = uuid_seq uuid_cur;
		3475
		3476	unless ($value) {
		3477	warn "cowardly refusing to write zero uuid value!\n";
		3478	return;
		3479	}
		3480
		3481	my $value = uuid_str $value + $uuid_skip;
		3482	$uuid_skip = 0;
		3483
		3484	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3485	and return;
		3486
		3487	# always fsync - this file is important
		3488	aio_fsync $fh
		3489	and return;
		3490
		3491	close $fh
		3492	or return;
		3493
		3494	aio_rename "$uuid~", $uuid
		3495	and return;
		3496
		3497	warn "uuid file written ($value).\n";
		3498
		3499	1
		3500
		3501	}
		3502
		3503	sub write_uuid($$) {
		3504	my ($skip, $sync) = @_;
		3505
		3506	$sync ? write_uuid_sync $skip
		3507	: async { write_uuid_sync $skip };
3122	}	3508	}
3123		3509
3124	sub emergency_save() {	3510	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3511	my $freeze_guard = cf::freeze_mainloop;
3126		3512
3127	warn "enter emergency perl save\n";	3513	warn "emergency_perl_save: enter\n";
3128		3514
3129	cf::sync_job {	3515	cf::sync_job {
		3516	# this is a trade-off: we want to be very quick here, so
		3517	# save all maps without fsync, and later call a global sync
		3518	# (which in turn might be very very slow)
		3519	local $USE_FSYNC = 0;
		3520
3130	# use a peculiar iteration method to avoid tripping on perl	3521	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3522	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3524	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3529	$pl->save;
3138	}	3530	}
3139	warn "end emergency player save\n";	3531	warn "emergency_perl_save: end player save\n";
3140		3532
3141	warn "begin emergency map save\n";	3533	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3534	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3535	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3536	$map->valid or next;
3145	$map->save;	3537	$map->save;
3146	}	3538	}
3147	warn "end emergency map save\n";	3539	warn "emergency_perl_save: end map save\n";
3148		3540
3149	warn "begin emergency database checkpoint\n";	3541	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3543	warn "emergency_perl_save: end database checkpoint\n";
		3544
		3545	warn "emergency_perl_save: begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "emergency_perl_save: end write uuid\n";
3152	};	3548	};
3153		3549
		3550	warn "emergency_perl_save: starting sync()\n";
		3551	IO::AIO::aio_sync sub {
		3552	warn "emergency_perl_save: finished sync()\n";
		3553	};
		3554
3154	warn "leave emergency perl save\n";	3555	warn "emergency_perl_save: leave\n";
3155	}	3556	}
3156		3557
3157	sub post_cleanup {	3558	sub post_cleanup {
3158	my ($make_core) = @_;	3559	my ($make_core) = @_;
3159		3560
3160	warn Carp::longmess "post_cleanup backtrace"	3561	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3562	if $make_core;
		3563
		3564	my $fh = pidfile;
		3565	unlink $PIDFILE if <$fh> == $$;
		3566	}
		3567
		3568	# a safer delete_package, copied from Symbol
		3569	sub clear_package($) {
		3570	my $pkg = shift;
		3571
		3572	# expand to full symbol table name if needed
		3573	unless ($pkg =~ /^main::.*::$/) {
		3574	$pkg = "main$pkg" if $pkg =~ /^::/;
		3575	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3576	$pkg .= '::' unless $pkg =~ /::$/;
		3577	}
		3578
		3579	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3580	my $stem_symtab = *{$stem}{HASH};
		3581
		3582	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3583	or return;
		3584
		3585	# clear all symbols
		3586	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3587	for my $name (keys %$leaf_symtab) {
		3588	_gv_clear *{"$pkg$name"};
		3589	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3590	}
		3591	warn "cleared package $pkg\n";#d#
3162	}	3592	}
3163		3593
3164	sub do_reload_perl() {	3594	sub do_reload_perl() {
3165	# can/must only be called in main	3595	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3596	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3597	warn "can only reload from main coroutine";
3168	return;	3598	return;
3169	}	3599	}
3170		3600
		3601	return if $RELOAD++;
		3602
		3603	my $t1 = EV::time;
		3604
		3605	while ($RELOAD) {
3171	warn "reloading...";	3606	warn "reloading...";
3172		3607
3173	warn "entering sync_job";	3608	warn "entering sync_job";
3174		3609
3175	cf::sync_job {	3610	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3611	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3612	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3613	cf::write_runtime_sync; # external watchdog should not bark
3179		3614
3180	warn "syncing database to disk";	3615	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3616	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3617
3183	# if anything goes wrong in here, we should simply crash as we already saved	3618	# if anything goes wrong in here, we should simply crash as we already saved
3184		3619
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3620	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3621	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3622	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3623	}
3222		3624
3223	warn "... nuking $pkg";	3625	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3626	$_->cancel for values %EXT_CORO;
3225	}	3627	%EXT_CORO = ();
3226		3628
3227	warn "unloading all perl modules loaded from $LIBDIR";	3629	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3630	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3631
		3632	warn "removing ext/exti commands";
		3633	%EXTCMD = ();
		3634	%EXTICMD = ();
		3635
		3636	warn "unloading/nuking all extensions";
		3637	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3638	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3639
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3640	if (my $cb = $pkg->can ("unload")) {
		3641	eval {
3238	$cb->();	3642	$cb->($pkg);
		3643	1
		3644	} or warn "$pkg unloaded, but with errors: $@";
		3645	}
		3646
		3647	warn "... clearing $pkg";
		3648	clear_package $pkg;
3239	}	3649	}
3240		3650
3241	Symbol::delete_package $k;	3651	warn "unloading all perl modules loaded from $LIBDIR";
		3652	while (my ($k, $v) = each %INC) {
		3653	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3654
		3655	warn "... unloading $k";
		3656	delete $INC{$k};
		3657
		3658	$k =~ s/\.pm$//;
		3659	$k =~ s/\//::/g;
		3660
		3661	if (my $cb = $k->can ("unload_module")) {
		3662	$cb->();
		3663	}
		3664
		3665	clear_package $k;
3242	}	3666	}
3243		3667
3244	warn "getting rid of safe::, as good as possible";	3668	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3669	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3670	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3671
3248	warn "unloading cf.pm \"a bit\"";	3672	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3673	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3674	delete $INC{"cf/pod.pm"};
3251		3675
3252	# don't, removes xs symbols, too,	3676	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3677	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3678	#clear_package __PACKAGE__;
3255		3679
3256	warn "unload completed, starting to reload now";	3680	warn "unload completed, starting to reload now";
3257		3681
3258	warn "reloading cf.pm";	3682	warn "reloading cf.pm";
3259	require cf;	3683	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3684	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3261		3685
3262	warn "loading config and database again";	3686	warn "loading config and database again";
3263	cf::reload_config;	3687	cf::reload_config;
3264		3688
3265	warn "loading extensions";	3689	warn "loading extensions";
3266	cf::load_extensions;	3690	cf::load_extensions;
3267		3691
		3692	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
		3699	}
3274		3700
		3701	warn "running post_init jobs";
		3702	(pop @POST_INIT)->(1) while @POST_INIT;
		3703
3275	warn "leaving sync_job";	3704	warn "leaving sync_job";
3276		3705
3277	1	3706	1
3278	} or do {	3707	} or do {
3279	warn $@;	3708	warn $@;
3280	warn "error while reloading, exiting.";	3709	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3710	};
3283		3711
3284	warn "reloaded";	3712	warn "reloaded";
		3713	--$RELOAD;
		3714	}
		3715
		3716	$t1 = EV::time - $t1;
		3717	warn "reload completed in ${t1}s\n";
3285	};	3718	};
3286		3719
3287	our $RELOAD_WATCHER; # used only during reload	3720	our $RELOAD_WATCHER; # used only during reload
3288		3721
3289	sub reload_perl() {	3722	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3723	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3724	# coro crashes during coro_state_free->destroy here.
3292		3725
3293	$RELOAD_WATCHER ||= Event->timer (	3726	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3727	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3728
3296	data => WF_AUTOCANCEL,	3729	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3730	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3731	undef $RELOAD_WATCHER;
3300	},	3732	};
3301	);	3733	};
3302	}	3734	}
3303		3735
3304	register_command "reload" => sub {	3736	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3737	my ($who, $arg) = @_;
3306		3738
3307	if ($who->flag (FLAG_WIZ)) {	3739	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3740	$who->message ("reloading server.");
		3741	async {
		3742	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3743	reload_perl;
		3744	};
3310	}	3745	}
3311	};	3746	};
3312		3747
3313	unshift @INC, $LIBDIR;	3748	unshift @INC, $LIBDIR;
3314		3749
…		…
3316		3751
3317	our @WAIT_FOR_TICK;	3752	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3753	our @WAIT_FOR_TICK_BEGIN;
3319		3754
3320	sub wait_for_tick {	3755	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3756	return if tick_inhibit || $Coro::current == $Coro::main;
3323		3757
3324	my $signal = new Coro::Signal;	3758	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3759	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3760	$signal->wait;
3327	}	3761	}
3328		3762
3329	sub wait_for_tick_begin {	3763	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3764	return if tick_inhibit || $Coro::current == $Coro::main;
3332		3765
3333	my $signal = new Coro::Signal;	3766	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3767	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3768	$signal->wait;
3336	}	3769	}
3337		3770
3338	my $min = 1e6;#d#	3771	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3773	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3774	unless ++$bug_warning > 10;
3350	return;	3775	return;
3351	}	3776	}
3352		3777
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3778	cf::server_tick; # one server iteration
3356		3779
3357	0 && sync_job {#d#	3780	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	3781	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	3782	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3783	$Coro::current->{desc} = "runtime saver";
3361	or die;	3784	write_runtime_sync
3362		3785	or warn "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3786	};
		3787	}
3379		3788
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3789	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3790	$sig->send;
3396	}	3791	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3792	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3793	$sig->send;
3399	}	3794	}
3400		3795
3401	$NOW = Event::time;	3796	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3797	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3798
3412	_post_tick;	3799	if (0) {
3413		3800	if ($NEXT_TICK) {
3414		3801	my $jitter = $TICK_START - $NEXT_TICK;
		3802	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3803	warn "jitter $JITTER\n";#d#
		3804	}
3415	},	3805	}
3416	);	3806	}
3417		3807
3418	{	3808	{
3419	BDB::max_poll_time $TICK * 0.1;	3809	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	3810
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	3811	BDB::min_parallel 8;
3429		3812	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	3813	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		3814
3445	unless ($DB_ENV) {	3815	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	3816	$DB_ENV = BDB::db_env_create;
		3817	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3818	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3819	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3820	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3821	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		3822
3448	cf::sync_job {	3823	cf::sync_job {
3449	eval {	3824	eval {
3450	BDB::db_env_open	3825	BDB::db_env_open
3451	$DB_ENV,	3826	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3828	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3829	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	3830	0666;
3456		3831
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3832	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	3833	};
3462		3834
3463	cf::cleanup "db_env_open(db): $@" if $@;	3835	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	3836	};
3465	}	3837	}
		3838
		3839	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3840	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3841	};
		3842	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3843	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3844	};
		3845	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3846	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3847	};
3466	}	3848	}
3467		3849
3468	{	3850	{
		3851	# configure IO::AIO
		3852
3469	IO::AIO::min_parallel 8;	3853	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	3854	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	3855	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	3856	}
3482		3857
3483	my $_log_backtrace;	3858	my $_log_backtrace;
3484		3859
3485	sub _log_backtrace {	3860	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	3863	$msg =~ s/\n//;
3489		3864
3490	# limit the # of concurrent backtraces	3865	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	3866	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	3867	++$_log_backtrace;
		3868	my $perl_bt = Carp::longmess $msg;
3493	async {	3869	async {
		3870	$Coro::current->{desc} = "abt $msg";
		3871
3494	my @bt = fork_call {	3872	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	3873	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3874	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3875	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	3876	or die "addr2line: $!";
…		…
3506	}	3884	}
3507		3885
3508	@funcs	3886	@funcs
3509	};	3887	};
3510		3888
3511	LOG llevInfo, "[ABT] $msg\n";	3889	LOG llevInfo, "[ABT] $perl_bt\n";
		3890	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	3891	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	3892	--$_log_backtrace;
3514	};	3893	};
3515	} else {	3894	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $msg\n";

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