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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.448 by root, Fri Sep 19 05:30:23 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	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		68
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
49		87
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		89
52	our %COMMAND = ();	90	our %COMMAND = ();
53	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
60		98
61	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
62	our @EVENT;	100	our @EVENT;
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
75		117
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	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	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	120	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	126	our $DB_ENV;
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
102		145
103	binmode STDOUT;	146	binmode STDOUT;
104	binmode STDERR;	147	binmode STDERR;
105		148
106	# read virtual server time, if available	149	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
111	}	154	}
112		155
113	mkdir $_	156	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		202
160	The raw value load value from the last tick.	203	The raw value load value from the last tick.
161		204
162	=item %cf::CFG	205	=item %cf::CFG
163		206
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	208	from wherever your confdir points to.
166		209
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		211
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	230	$msg .= "\n"
188	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
189		232
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		234
192	utf8::encode $msg;
193	LOG llevError, $msg;	235	LOG llevError, $msg;
194	};	236	};
195	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
196		253
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	264	for my $pkg (qw(
208	cf::global cf::attachable	265	cf::global cf::attachable
209	cf::object cf::object::player	266	cf::object cf::object::player
210	cf::client cf::player	267	cf::client cf::player
211	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
212	cf::map cf::party cf::region	270	cf::party cf::region
213	)) {	271	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	273	}
217		274
218	$Event::DIED = sub {	275	$EV::DIED = sub {
219	warn "error in event callback: @_";	276	warn "error in event callback: @_";
220	};	277	};
221		278
222	#############################################################################	279	#############################################################################
223		280
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	304	$d
248	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
249	}	306	}
250		307
251	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
252		309
253	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
254		311
255	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
256		313
257	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
258		315
259	=cut	316	=cut
260		317
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		319
263	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
265		322
266	=item cf::lock_wait $string	323	=item cf::lock_wait $string
267		324
268	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
269		326
…		…
272	Wait until the given lock is available and then acquires it and returns	329	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,	330	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	331	for example when the coroutine gets canceled), the lock is automatically
275	returned.	332	returned.
276		333
		334	Locks are *not* recursive, locking from the same coro twice results in a
		335	deadlocked coro.
		336
277	Lock names should begin with a unique identifier (for example, cf::map::find	337	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	338	uses map_find and cf::map::load uses map_load).
279		339
280	=item $locked = cf::lock_active $string	340	=item $locked = cf::lock_active $string
281		341
282	Return true if the lock is currently active, i.e. somebody has locked it.	342	Return true if the lock is currently active, i.e. somebody has locked it.
283		343
284	=cut	344	=cut
285		345
286	our %LOCK;	346	our %LOCK;
		347	our %LOCKER;#d#
287		348
288	sub lock_wait($) {	349	sub lock_wait($) {
289	my ($key) = @_;	350	my ($key) = @_;
		351
		352	if ($LOCKER{$key} == $Coro::current) {#d#
		353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		354	return;#d#
		355	}#d#
290		356
291	# wait for lock, if any	357	# wait for lock, if any
292	while ($LOCK{$key}) {	358	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	359	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	360	Coro::schedule;
…		…
300		366
301	# wait, to be sure we are not locked	367	# wait, to be sure we are not locked
302	lock_wait $key;	368	lock_wait $key;
303		369
304	$LOCK{$key} = [];	370	$LOCK{$key} = [];
		371	$LOCKER{$key} = $Coro::current;#d#
305		372
306	Coro::guard {	373	Coro::guard {
		374	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	375	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	376	$_->ready for @{ delete $LOCK{$key} };
309	}	377	}
310	}	378	}
311		379
…		…
314		382
315	! ! $LOCK{$key}	383	! ! $LOCK{$key}
316	}	384	}
317		385
318	sub freeze_mainloop {	386	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
320		388
321	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	390	}
323	};	391
324	$TICK_WATCHER->stop;	392	=item cf::periodic $interval, $cb
325	$guard	393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
326	}	405	}
327		406
328	=item cf::get_slot $time[, $priority[, $name]]	407	=item cf::get_slot $time[, $priority[, $name]]
329		408
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	420	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	421	our $SLOT_QUEUE;
343		422
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
346	my $signal = new Coro::Signal;	427	my $signal = new Coro::Signal;
347		428
348	while () {	429	while () {
349	next_job:	430	next_job:
350	my $avail = cf::till_tick;	431	my $avail = cf::till_tick;
…		…
358	}	439	}
359	}	440	}
360	}	441	}
361		442
362	if (@SLOT_QUEUE) {	443	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	445	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	446	$signal->wait;
366	} else {	447	} else {
367	Coro::schedule;	448	Coro::schedule;
368	}	449	}
369	}	450	}
370	};	451	};
371		452
372	sub get_slot($;$$) {	453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
373	my ($time, $pri, $name) = @_;	456	my ($time, $pri, $name) = @_;
374		457
375	$time = $TICK * .6 if $time > $TICK * .6;	458	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	459	my $sig = new Coro::Signal;
377		460
…		…
391		474
392	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
393		476
394	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
395		478
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	480	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	482	acceptable.
400		483
401	If it must be done, put the blocking parts into C<sync_job>. This will run	484	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		490
408	sub sync_job(&) {	491	sub sync_job(&) {
409	my ($job) = @_;	492	my ($job) = @_;
410		493
411	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	495	my $time = EV::time;
413		496
414	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
416		499
417	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	501
419	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
420		503
421	my $busy = 1;	504	my $busy = 1;
422	my @res;	505	my @res;
423		506
424	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	509	@res = eval { $job->() };
426	warn $@ if $@;	510	warn $@ if $@;
427	undef $busy;	511	undef $busy;
428	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
429		513
430	while ($busy) {	514	while ($busy) {
431	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
432	}	519	}
		520	}
433		521
434	$time = Event::time - $time;	522	my $time = EV::time - $time;
435		523
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	524	$TICK_START += $time; # do not account sync jobs to server load
440		525
441	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
442	} else {	527	} else {
443	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
444		529
…		…
469	=item fork_call { }, $args	554	=item fork_call { }, $args
470		555
471	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
475		560
476	=cut	561	=cut
477		562
478	sub fork_call(&@) {	563	sub fork_call(&@) {
479	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
480		565
481	# we seemingly have to make a local copy of the whole thing,	566	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	567	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	568	# TODO: investigate and fix (likely this will be rather laborious)
484		569
485	my @res = Coro::Util::fork_eval {	570	my @res = Coro::Util::fork_eval {
486	reset_signals;	571	reset_signals;
487	&$cb	572	&$cb
488	}, @args;	573	}, @args;
489		574
490	wantarray ? @res : $res[-1]	575	wantarray ? @res : $res[-1]
491	}	576	}
492		577
		578	=item $coin = coin_from_name $name
		579
		580	=cut
		581
		582	our %coin_alias = (
		583	"silver" => "silvercoin",
		584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
		603	}
		604
493	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
494		606
495	Returns a single value from the environment database.	607	Returns a single value from the environment database.
496		608
497	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
498		610
499	Stores the given C<$value> in the family. It can currently store binary	611	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
502	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
503		637
504	our $DB;	638	our $DB;
505		639
506	sub db_init {	640	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	641	cf::sync_job {
511	eval {	642	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	643	};
521	}	644	}
522		645
523	sub db_get($$) {	646	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
525		648
…		…
575	if (1) {	698	if (1) {
576	$md5 =	699	$md5 =
577	join "\x00",	700	join "\x00",
578	$processversion,	701	$processversion,
579	map {	702	map {
580	Coro::cede;	703	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	704	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	705	} 0.. $#$src;
583		706
584		707
585	my $dbmd5 = db_get cache => "$id/md5";	708	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		746
624	#############################################################################	747	#############################################################################
625		748
626	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
627		750
628	Many objects in crossfire are so-called attachable objects. That means you can	751	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
631		754
632	In the following description, CLASS can be any of C<global>, C<object>	755	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	757	Deliantra).
635		758
636	=over 4	759	=over 4
637		760
638	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
639		762
…		…
683	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
684		807
685	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
687		810
688	Some classes such as crossfire maps and objects can specify attachments	811	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	812	that are attached at load/instantiate time, thus the need for a name.
690		813
691	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
692		815
693	=over 4	816	=over 4
…		…
921	}	1044	}
922		1045
923	0	1046	0
924	}	1047	}
925		1048
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1050
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1052
930	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
931		1054
…		…
937		1060
938	=cut	1061	=cut
939		1062
940	#############################################################################	1063	#############################################################################
941	# object support	1064	# object support
942	#
943		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
944	sub _can_merge {	1099	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1100	my ($ob1, $ob2) = @_;
946		1101
947	local $Storable::canonical = 1;	1102	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1103
951	$fob1 eq $fob2	1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
952	}	1106	}
953		1107
954	sub reattach {	1108	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1110	my ($obj) = @_;
957		1111
		1112	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1114
960	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
961		1116
962	@$registry = ();	1117	@$registry = ();
963		1118
…		…
978	cf::attachable->attach (	1133	cf::attachable->attach (
979	prio => -1000000,	1134	prio => -1000000,
980	on_instantiate => sub {	1135	on_instantiate => sub {
981	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
982		1137
983	$data = from_json $data;	1138	$data = decode_json $data;
984		1139
985	for (@$data) {	1140	for (@$data) {
986	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
987		1142
988	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1159	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
1006		1161
1007	sync_job {	1162	sync_job {
1008	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
1011		1167
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1172	aio_close $fh;
1017		1173
1018	if (@$objs) {	1174	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1180	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1182	}
1027	} else {	1183	} else {
1028	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
1029	}	1185	}
…		…
1034	}	1190	}
1035	} else {	1191	} else {
1036	aio_unlink $filename;	1192	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
1038	}	1194	}
1039	}	1195	};
1040	}	1196	}
1041		1197
1042	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
1044		1200
…		…
1056	or return;	1212	or return;
1057		1213
1058	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1216	or return;
		1217
1061	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1062	}	1220	}
1063		1221
		1222	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
		1225
1066	return ($data, $av);	1226	($data, $av)
1067	}	1227	}
1068		1228
1069	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
1070		1230
1071	=over 4	1231	=over 4
…		…
1194		1354
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1357
1198	$ext{source} =	1358	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1201	. $source	1361	. $source
1202	. "\n};\n1";	1362	. "\n};\n1";
1203		1363
1204	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1222		1382
1223	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1384	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1386	}
1228		1387
1229	warn $msg;	1388	warn $msg;
1230	}	1389	}
1231		1390
…		…
1245		1404
1246	=back	1405	=back
1247		1406
1248	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1249		1408
1250	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1251		1410
1252	=cut	1411	=cut
1253		1412
1254	package cf::player;	1413	package cf::player;
1255		1414
1256	use Coro::AIO;	1415	use Coro::AIO;
1257		1416
1258	=head3 cf::player	1417	=head3 cf::player
1259		1418
1260	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1261		1434
1262	=item cf::player::find $login	1435	=item cf::player::find $login
1263		1436
1264	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1265		1438
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1474	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1475	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1476	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1478
1306	my $pl = load_pl path $login	1479	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1480	or return;
		1481
		1482	my $pl = cf::player::load_pl $f
		1483	or return;
		1484
		1485	local $cf::PLAYER_LOADING{$login} = $pl;
		1486	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1309	}	1488	}
1310	}	1489	}
1311	}	1490	}
1312		1491
…		…
1321	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1322		1501
1323	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
1325		1504
		1505	cf::get_slot 0.01;
		1506
1326	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1327	Coro::cede;	1508	cf::cede_to_tick;
1328	}	1509	}
1329		1510
1330	sub new($) {	1511	sub new($) {
1331	my ($login) = @_;	1512	my ($login) = @_;
1332		1513
…		…
1361	my ($pl) = @_;	1542	my ($pl) = @_;
1362		1543
1363	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1364		1545
1365	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1548
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1372		1555
1373	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1593	or return [];
1411		1594
1412	my @logins;	1595	my @logins;
1413		1596
1414	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
		1598	my $path = path $login;
		1599
		1600	# a .pst is a dead give-away for a valid player
		1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1606	}
1418		1607
1419	utf8::decode $login;	1608	utf8::decode $login;
1420	push @logins, $login;	1609	push @logins, $login;
1421	}	1610	}
1422		1611
…		…
1449	}	1638	}
1450		1639
1451	\@paths	1640	\@paths
1452	}	1641	}
1453		1642
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1644
1456	Expand crossfire pod fragments into protocol xml.	1645	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1646
1504	=item $player->ext_reply ($msgid, @msg)	1647	=item $player->ext_reply ($msgid, @msg)
1505		1648
1506	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1507		1650
…		…
1574	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1576		1719
1577	sub generate_random_map {	1720	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1579	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1726	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1851
1706	# the temporary/swap location	1852	# the temporary/swap location
1707	sub save_path {	1853	sub save_path {
1708	my ($self) = @_;	1854	my ($self) = @_;
1709		1855
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1712	}	1858	}
1713		1859
1714	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1715	sub uniq_path {	1861	sub uniq_path {
1716	my ($self) = @_;	1862	my ($self) = @_;
1717		1863
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1720	}	1866	}
1721		1867
1722	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1723	# all maps in C++...	1869	# all maps in C++...
…		…
1746		1892
1747	sub load_header_from($) {	1893	sub load_header_from($) {
1748	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1749		1895
1750	utf8::encode $path;	1896	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1756		1905
1757	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1758		1907
1759	1	1908	1
1760	}	1909	}
…		…
1814	sub find {	1963	sub find {
1815	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1816		1965
1817	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1818		1967
		1968	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1820		1970
1821	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
		1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
		1974
1823	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1824	or return;	1976	or return;
1825		1977
1826	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
1827		1979
…		…
1829	or return;	1981	or return;
1830		1982
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
		1987	undef $guard1;
1834	$map->reset;	1988	$map->reset;
1835	undef $guard;
1836	return find $path;	1989	return find $path;
1837	}	1990	}
1838		1991
1839	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
1840	}	1993	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2002	local $self->{deny_reset} = 1; # loading can take a long time
1850		2003
1851	my $path = $self->{path};	2004	my $path = $self->{path};
1852		2005
1853	{	2006	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2007	my $guard = cf::lock_acquire "map_data:$path";
1855		2008
		2009	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2010	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2011
1858	$self->in_memory (cf::MAP_LOADING);	2012	$self->in_memory (cf::MAP_LOADING);
1859		2013
1860	$self->alloc;	2014	$self->alloc;
1861		2015
1862	$self->pre_load;	2016	$self->pre_load;
1863	Coro::cede;	2017	cf::cede_to_tick;
1864		2018
		2019	my $f = new_from_file cf::object::thawer $self->{load_path};
		2020	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2021	$self->_load_objects ($f)
1866	or return;	2022	or return;
1867		2023
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1869	if delete $self->{load_original};	2025	if delete $self->{load_original};
1870		2026
1871	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2028	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2029	unless (aio_stat $uniq) {
		2030	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2031	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2032	$self->_load_objects ($f);
		2033	$f->resolve_delayed_derefs;
		2034	}
1876	}	2035	}
1877	}	2036	}
1878		2037
1879	Coro::cede;	2038	$f->resolve_delayed_derefs;
		2039
		2040	cf::cede_to_tick;
1880	# now do the right thing for maps	2041	# now do the right thing for maps
1881	$self->link_multipart_objects;	2042	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2043	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2044	unless $self->difficulty;
1884	Coro::cede;	2045	cf::cede_to_tick;
1885		2046
1886	unless ($self->{deny_activate}) {	2047	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2048	$self->decay_objects;
1888	$self->fix_auto_apply;	2049	$self->fix_auto_apply;
1889	$self->update_buttons;	2050	$self->update_buttons;
1890	Coro::cede;	2051	cf::cede_to_tick;
1891	$self->set_darkness_map;	2052	$self->set_darkness_map;
1892	Coro::cede;	2053	cf::cede_to_tick;
1893	$self->activate;	2054	$self->activate;
1894	}	2055	}
1895		2056
1896	$self->{last_save} = $cf::RUNTIME;	2057	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2058	$self->last_access ($cf::RUNTIME);
1898		2059
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2061	}
1901		2062
1902	$self->post_load;	2063	$self->post_load;
1903	}	2064	}
1904		2065
…		…
1962	my ($path, $origin, $load) = @_;	2123	my ($path, $origin, $load) = @_;
1963		2124
1964	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
1965		2126
1966	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2129	}
1969		2130
1970	$MAP_PREFETCH{$path} |= $load;	2131	$MAP_PREFETCH{$path} |= $load;
1971		2132
1972	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
1973	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2138	if (my $map = find $k) {
1976	$map->load if $v;	2139	$map->load if $v;
1977	}	2140	}
…		…
1987	}	2150	}
1988		2151
1989	sub save {	2152	sub save {
1990	my ($self) = @_;	2153	my ($self) = @_;
1991		2154
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2156
1994	$self->{last_save} = $cf::RUNTIME;	2157	$self->{last_save} = $cf::RUNTIME;
1995		2158
1996	return unless $self->dirty;	2159	return unless $self->dirty;
1997		2160
…		…
2003	return if $self->{deny_save};	2166	return if $self->{deny_save};
2004		2167
2005	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
2006		2169
2007	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
2009	};	2173	};
		2174
		2175	cf::get_slot 0.02;
2010		2176
2011	if ($uniq) {	2177	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2180	} else {
…		…
2020	my ($self) = @_;	2186	my ($self) = @_;
2021		2187
2022	# save first because save cedes	2188	# save first because save cedes
2023	$self->save;	2189	$self->save;
2024		2190
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2192
2027	return if $self->players;	2193	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2195	return if $self->{deny_save};
2030		2196
		2197	$self->in_memory (cf::MAP_SWAPPED);
		2198
		2199	$self->deactivate;
		2200	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2201	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2202	}
2034		2203
2035	sub reset_at {	2204	sub reset_at {
2036	my ($self) = @_;	2205	my ($self) = @_;
2037		2206
…		…
2069	if $uniq;	2238	if $uniq;
2070	}	2239	}
2071		2240
2072	delete $cf::MAP{$self->path};	2241	delete $cf::MAP{$self->path};
2073		2242
		2243	$self->deactivate;
		2244	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2245	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2246
2078	$self->unlink_save;	2247	$self->unlink_save;
2079	$self->destroy;	2248	$self->destroy;
2080	}	2249	}
2081		2250
2082	my $nuke_counter = "aaaa";	2251	my $nuke_counter = "aaaa";
2083		2252
2084	sub nuke {	2253	sub nuke {
2085	my ($self) = @_;	2254	my ($self) = @_;
2086		2255
		2256	{
		2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2258
2087	delete $cf::MAP{$self->path};	2259	delete $cf::MAP{$self->path};
2088		2260
2089	$self->unlink_save;	2261	$self->unlink_save;
2090		2262
2091	bless $self, "cf::map";	2263	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2264	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2265	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2266	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2268
2097	$cf::MAP{$self->path} = $self;	2269	$cf::MAP{$self->path} = $self;
		2270	}
2098		2271
2099	$self->reset; # polite request, might not happen	2272	$self->reset; # polite request, might not happen
2100	}	2273	}
2101		2274
2102	=item $maps = cf::map::tmp_maps	2275	=item $maps = cf::map::tmp_maps
…		…
2144		2317
2145	sub unique_maps() {	2318	sub unique_maps() {
2146	[	2319	[
2147	map {	2320	map {
2148	utf8::decode $_;	2321	utf8::decode $_;
2149	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2150	? normalise $_	2325	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2327	]
2154	}	2328	}
2155		2329
2156	package cf;
2157
2158	=back	2330	=back
2159		2331
2160	=head3 cf::object	2332	=head3 cf::object
2161		2333
2162	=cut	2334	=cut
…		…
2165		2337
2166	=over 4	2338	=over 4
2167		2339
2168	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2169		2341
2170	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2171		2344
2172	=cut	2345	=cut
2173		2346
2174	sub inv_recursive_;	2347	sub inv_recursive_;
2175	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2178		2351
2179	sub inv_recursive {	2352	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2181	}	2354	}
2182		2355
		2356	=item $ref = $ob->ref
		2357
		2358	Creates and returns a persistent reference to an object that can be stored as a string.
		2359
		2360	=item $ob = cf::object::deref ($refstring)
		2361
		2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2363	even if the object actually exists. May block.
		2364
		2365	=cut
		2366
		2367	sub deref {
		2368	my ($ref) = @_;
		2369
		2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2371	my ($uuid, $name) = ($1, $2);
		2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2373	or return;
		2374	$pl->ob->uuid eq $uuid
		2375	or return;
		2376
		2377	$pl->ob
		2378	} else {
		2379	warn "$ref: cannot resolve object reference\n";
		2380	undef
		2381	}
		2382	}
		2383
2183	package cf;	2384	package cf;
2184		2385
2185	=back	2386	=back
2186		2387
2187	=head3 cf::object::player	2388	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2394	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2395	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2196		2397
2197	=cut	2398	=cut
		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
2198		2413
2199	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2415	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2431
2217	} else {	2432	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2435	}
2221	}	2436	}
2222	}	2437	}
2223		2438
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2464
2250	=item $player_object->enter_link	2465	=item $player_object->enter_link
2251		2466
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2468
2254	The player should be reasonably safe there for short amounts of time. You	2469	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2256		2473
2257	Will never block.	2474	Will never block.
2258		2475
2259	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2260		2477
…		…
2318		2535
2319	$map->load;	2536	$map->load;
2320	$map->load_neighbours;	2537	$map->load_neighbours;
2321		2538
2322	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2541	$self->activate_recursive;
2324		2542
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2327	}	2545	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2550	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2551	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2552	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2553	be called at the end of this process.
2336		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2337	=cut	2558	=cut
2338		2559
2339	our $GOTOGEN;	2560	our $GOTOGEN;
2340		2561
2341	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2567
2347	$self->enter_link;	2568	$self->enter_link;
2348		2569
2349	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2350	my $map = eval {	2592	my $map = eval {
2351	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2352		2594
2353	if ($map) {	2595	if ($map) {
2354	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2356	} else {	2598	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2600	}
2359		2601
2360	$map	2602	$map
2361	};	2603	};
2362		2604
…		…
2398	}	2640	}
2399		2641
2400	sub prepare_random_map {	2642	sub prepare_random_map {
2401	my ($exit) = @_;	2643	my ($exit) = @_;
2402		2644
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2647	# that depends on the exit object
2408		2648
2409	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2651	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2416	}	2658	}
2417		2659
2418	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2419		2661
2420	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2423		2665
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2668	undef $fh;
2427	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2428		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2431	}	2677	}
2432	}	2678	}
2433		2679
2434	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2436		2682
2437	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2438		2684
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2685	$self->enter_link;
2451		2686
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2687	(async {
2457	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2458	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2459	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2460		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2461	1;	2711	1
2462	}) {	2712	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2717
2468	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2498		2748
2499	=cut	2749	=cut
2500		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
		2807	);
		2808
2501	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2811
2504	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
2505		2814
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2816
		2817	# check predefined channels, for the benefit of C
		2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
2508	if (ref $channel) {	2826	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2827	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2828	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2829	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2830	$self->ext_msg (channel_info => $channel)
		2831	if $self->can_msg;
2513	}	2832	}
2514		2833
2515	$channel = $channel->{id};	2834	$channel = $channel->{id};
2516	}	2835	}
2517		2836
…		…
2520	if ($self->can_msg) {	2839	if ($self->can_msg) {
2521	# default colour, mask it out	2840	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2842	if $color & cf::NDI_DEF;
2524		2843
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2527	} else {	2860	} else {
2528	if ($color >= 0) {	2861	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones	2862	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {	2863	for ($msg) {
2531	1 while	2864	1 while
…		…
2558	=cut	2891	=cut
2559		2892
2560	sub cf::client::ext_msg($$@) {	2893	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2894	my ($self, $type, @msg) = @_;
2562		2895
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2896	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2898	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2899	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2901	}
2571	}	2902	}
2572		2903
…		…
2579	sub cf::client::ext_reply($$@) {	2910	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2911	my ($self, $id, @msg) = @_;
2581		2912
2582	if ($self->extcmd == 2) {	2913	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2915	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2916	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2917	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2919	}
2589	}	2920	}
…		…
2731	=pod	3062	=pod
2732		3063
2733	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2734		3065
2735	cf::object	3066	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3067	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3068	insert remove name archname title slaying race decrease split
2738		3069
2739	cf::object::player	3070	cf::object::player
2740	player	3071	player
2741		3072
2742	cf::player	3073	cf::player
…		…
2747		3078
2748	=cut	3079	=cut
2749		3080
2750	for (	3081	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3083	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3084	decrease split destroy change_exp)],
2754	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2756	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2757	) {	3088	) {
2758	no strict 'refs';	3089	no strict 'refs';
…		…
2834	# the server's init and main functions	3165	# the server's init and main functions
2835		3166
2836	sub load_facedata($) {	3167	sub load_facedata($) {
2837	my ($path) = @_;	3168	my ($path) = @_;
2838		3169
		3170	# HACK to clear player env face cache, we need some signal framework
		3171	# for this (global event?)
		3172	%ext::player_env::MUSIC_FACE_CACHE = ();
		3173
2839	my $enc = JSON::XS->new->utf8->canonical;	3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3175
2841	warn "loading facedata from $path\n";	3176	warn "loading facedata from $path\n";
2842		3177
2843	my $facedata;	3178	my $facedata;
2844	0 < aio_load $path, $facedata	3179	0 < aio_load $path, $facedata
…		…
2859	{	3194	{
2860	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2861		3196
2862	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2864	cf::face::set_visibility $idx, $info->{visibility};	3200	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3201	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2868		3204
2869	cf::cede_to_tick;	3205	cf::cede_to_tick;
2870	}	3206	}
2871		3207
2872	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2874	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2875	or next;	3212	or next;
		3213
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3215	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3217	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3236	{
2899	# TODO: for gcfclient pleasure, we should give resources	3237	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3238	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3239	my $res = $facedata->{resource};
2902		3240
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3241	while (my ($name, $info) = each %$res) {
		3242	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3244	my $data;
2908		3245
2909	if ($info->{type} & 1) {	3246	if ($info->{type} & 1) {
2910	# prepend meta info	3247	# prepend meta info
2911		3248
2912	my $meta = $enc->encode ({	3249	my $meta = $enc->encode ({
2913	name => $name,	3250	name => $name,
2914	%{ $info->{meta} || {} },	3251	%{ $info->{meta} || {} },
2915	});	3252	});
2916		3253
2917	$data = pack "(w/a*)*", $meta, $info->{data};	3254	$data = pack "(w/a*)*", $meta, $info->{data};
		3255	} else {
		3256	$data = $info->{data};
		3257	}
		3258
		3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
2918	} else {	3261	} else {
2919	$data = $info->{data};	3262	$RESOURCE{$name} = $info;
2920	}	3263	}
2921		3264
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3265	cf::cede_to_tick;
2926	}	3266	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3267	}
		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3270
2947	1	3271	1
2948	}	3272	}
		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
2949		3293
2950	register_exticmd fx_want => sub {	3294	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3295	my ($ns, $want) = @_;
2952		3296
2953	while (my ($k, $v) = each %$want) {	3297	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3298	$ns->fx_want ($k, $v);
2955	}	3299	}
2956	};	3300	};
2957		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
		3311
2958	sub reload_regions {	3312	sub reload_regions {
		3313	# HACK to clear player env face cache, we need some signal framework
		3314	# for this (global event?)
		3315	%ext::player_env::MUSIC_FACE_CACHE = ();
		3316
2959	load_resource_file "$MAPDIR/regions"	3317	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3318	or die "unable to load regions file\n";
2961		3319
2962	for (cf::region::list) {	3320	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3321	$_->{match} = qr/$_->{match}/
…		…
2971	}	3329	}
2972		3330
2973	sub reload_archetypes {	3331	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3332	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3333	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3334	}
2982		3335
2983	sub reload_treasures {	3336	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3337	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3338	or die "unable to load treasurelists\n";
2986	}	3339	}
2987		3340
2988	sub reload_resources {	3341	sub reload_resources {
2989	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
2990		3343
		3344	reload_facedata;
		3345	reload_archetypes;
2991	reload_regions;	3346	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3347	reload_treasures;
2996		3348
2997	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
2998	}	3350	}
2999		3351
3000	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
3001	reload_resources;	3357	reload_resources;
3002	}	3358	}
3003		3359
3004	sub cfg_load {	3360	sub reload_config {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3362	or return;
3007		3363
3008	local $/;	3364	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
3010		3366
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3368
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3020	};	3376	};
3021	warn $@ if $@;	3377	warn $@ if $@;
3022	}	3378	}
3023	}	3379	}
3024		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
3025	sub main {	3400	sub main {
		3401	atomic;
		3402
3026	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3406	(async {
3030	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
3032	};	3410	};
3033		3411
3034	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
3035	db_init;	3415	db_init;
3036	load_extensions;	3416	load_extensions;
3037		3417
3038	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
3039	Event::loop;	3426	EV::loop;
3040	}	3427	}
3041		3428
3042	#############################################################################	3429	#############################################################################
3043	# initialisation and cleanup	3430	# initialisation and cleanup
3044		3431
3045	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
3046	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3437	cf::cleanup "SIG$signal";
3055	},
3056	);	3438	};
3057	}	3439	}
3058	}	3440	}
3059		3441
3060	sub write_runtime {	3442	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";
3062
3063	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
3065		3445
3066	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3447
3068	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
3069		3449
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3071	or return;	3451	or return;
3072		3452
3073	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
3086		3466
3087	close $fh	3467	close $fh
3088	or return;	3468	or return;
3089		3469
3090	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3471	and return;
3092		3472
3093	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
3094		3474
3095	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
3096	}	3519	}
3097		3520
3098	sub emergency_save() {	3521	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
3100		3523
…		…
3106	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
3108	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3535	$pl->save;
3112	}	3536	}
3113	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
3114		3538
3115	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
3121	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
3122		3546
3123	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
3126	};	3554	};
3127		3555
3128	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
3129	}	3557	}
3130		3558
3131	sub post_cleanup {	3559	sub post_cleanup {
3132	my ($make_core) = @_;	3560	my ($make_core) = @_;
3133		3561
3134	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
3136	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
3137		3596
3138	sub do_reload_perl() {	3597	sub do_reload_perl() {
3139	# can/must only be called in main	3598	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
3142	return;	3601	return;
3143	}	3602	}
3144		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
3145	warn "reloading...";	3607	warn "reloading...";
3146		3608
3147	warn "entering sync_job";	3609	warn "entering sync_job";
3148		3610
3149	cf::sync_job {	3611	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3613	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
3153		3615
3154	warn "syncing database to disk";	3616	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3618
3157	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
3158		3620
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3624	}
3196		3625
3197	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
3199	}	3628	%EXT_CORO = ();
3200		3629
3201	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3639	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3640
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
3212	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
3213	}	3650	}
3214		3651
3215	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
3216	}	3667	}
3217		3668
3218	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3672
3222	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
3225		3676
3226	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3678	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
3229		3680
3230	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
3231		3682
3232	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
3233	require cf;	3684	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3686
3236	warn "loading config and database again";	3687	warn "loading config and database again";
3237	cf::cfg_load;	3688	cf::reload_config;
3238		3689
3239	warn "loading extensions";	3690	warn "loading extensions";
3240	cf::load_extensions;	3691	cf::load_extensions;
3241		3692
3242	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
3248		3699
3249	warn "leaving sync_job";	3700	warn "leaving sync_job";
3250		3701
3251	1	3702	1
3252	} or do {	3703	} or do {
3253	warn $@;	3704	warn $@;
3254	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3706	};
3257		3707
3258	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
3259	};	3711	};
3260		3712
3261	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
3262		3714
3263	sub reload_perl() {	3715	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3266		3718
3267	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3268	reentrant => 0,
3269	after => 0,
3270	data => WF_AUTOCANCEL,
3271	cb => sub {
3272	do_reload_perl;	3720	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3274	},
3275	);	3722	};
3276	}	3723	}
3277		3724
3278	register_command "reload" => sub {	3725	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3280		3727
3281	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3732	reload_perl;
		3733	};
3284	}	3734	}
3285	};	3735	};
3286		3736
3287	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3288		3738
…		…
3290		3740
3291	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3293		3743
3294	sub wait_for_tick {	3744	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3746
3298	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3749	$signal->wait;
3301	}	3750	}
3302		3751
3303	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3754
3307	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3757	$signal->wait;
3310	}	3758	}
3311		3759
3312	my $min = 1e6;#d#	3760	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3324	return;	3764	return;
3325	}	3765	}
3326		3766
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3330		3768
3331	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3771	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3335	or die;	3773	write_runtime_sync
3336		3774	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3775	};
		3776	}
3353		3777
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3779	$sig->send;
3370	}	3780	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3782	$sig->send;
3373	}	3783	}
3374		3784
3375	$NOW = Event::time;	3785	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3787
3386	_post_tick;	3788	if (0) {
3387		3789	if ($NEXT_TICK) {
3388		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3389	},	3794	}
3390	);	3795	}
3391		3796
3392	{	3797	{
3393	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3799
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3800	BDB::min_parallel 8;
3403		3801	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3802	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3803
3419	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		3811
3422	cf::sync_job {	3812	cf::sync_job {
3423	eval {	3813	eval {
3424	BDB::db_env_open	3814	BDB::db_env_open
3425	$DB_ENV,	3815	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3819	0666;
3430		3820
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3822	};
3436		3823
3437	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3825	};
3439	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3440	}	3837	}
3441		3838
3442	{	3839	{
		3840	# configure IO::AIO
		3841
3443	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3844	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3845	}
3456		3846
3457	my $_log_backtrace;	3847	my $_log_backtrace;
3458		3848
3459	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3463		3853
3464	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3467	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3468	my @bt = fork_call {	3861	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3480	}	3873	}
3481		3874
3482	@funcs	3875	@funcs
3483	};	3876	};
3484		3877
3485	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	3881	--$_log_backtrace;
3488	};	3882	};
3489	} else {	3883	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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