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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.446 by root, Tue Sep 16 16:03:02 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 ();	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	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		69
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
52	our %COMMAND = ();	74	our %COMMAND = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
60		82
61	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
62	our @EVENT;	84	our @EVENT;
63		85
64	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	87	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
75		101
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	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	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	104	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		106
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	107	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	108	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	110	our $DB_ENV;
89		111
90	our %CFG;	112	our %CFG;
91		113
92	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
94		117
95	our (%PLAYER, %PLAYER_LOADING); # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
98		121
99	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		124
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
105		129
106	binmode STDOUT;	130	binmode STDOUT;
107	binmode STDERR;	131	binmode STDERR;
108		132
109	# read virtual server time, if available	133	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
114	}	138	}
115		139
116	mkdir $_	140	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		186
163	The raw value load value from the last tick.	187	The raw value load value from the last tick.
164		188
165	=item %cf::CFG	189	=item %cf::CFG
166		190
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	192	from wherever your confdir points to.
169		193
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		195
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		218
195	LOG llevError, $msg;	219	LOG llevError, $msg;
196	};	220	};
197	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
198		237
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	248	for my $pkg (qw(
210	cf::global cf::attachable	249	cf::global cf::attachable
211	cf::object cf::object::player	250	cf::object cf::object::player
212	cf::client cf::player	251	cf::client cf::player
213	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
214	cf::map cf::party cf::region	254	cf::party cf::region
215	)) {	255	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	257	}
219		258
220	$Event::DIED = sub {	259	$EV::DIED = sub {
221	warn "error in event callback: @_";	260	warn "error in event callback: @_";
222	};	261	};
223		262
224	#############################################################################	263	#############################################################################
225		264
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	288	$d
250	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
251	}	290	}
252		291
253	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
254		293
255	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
256		295
257	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
258		297
259	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
260		299
261	=cut	300	=cut
262		301
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		303
265	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
267		306
268	=item cf::lock_wait $string	307	=item cf::lock_wait $string
269		308
270	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
271		310
…		…
327		366
328	! ! $LOCK{$key}	367	! ! $LOCK{$key}
329	}	368	}
330		369
331	sub freeze_mainloop {	370	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
333		372
334	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	374	}
336	};	375
337	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
338	$guard	377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
339	}	389	}
340		390
341	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
342		392
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	423	}
374	}	424	}
375	}	425	}
376		426
377	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	430	$signal->wait;
381	} else {	431	} else {
382	Coro::schedule;	432	Coro::schedule;
383	}	433	}
384	}	434	}
385	};	435	};
386		436
387	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
388	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
389		441
390	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
392		444
…		…
406		458
407	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
408		460
409	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
410		462
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	466	acceptable.
415		467
416	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		474
423	sub sync_job(&) {	475	sub sync_job(&) {
424	my ($job) = @_;	476	my ($job) = @_;
425		477
426	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	479	my $time = EV::time;
428		480
429	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
431		483
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	484	LOG llevError, Carp::longmess "sync job";#d#
433		485
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
437		487
438	my $busy = 1;	488	my $busy = 1;
439	my @res;	489	my @res;
440		490
…		…
444	warn $@ if $@;	494	warn $@ if $@;
445	undef $busy;	495	undef $busy;
446	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
447		497
448	while ($busy) {	498	while ($busy) {
449	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
450	}	503	}
		504	}
451		505
452	$time = Event::time - $time;	506	my $time = EV::time - $time;
453		507
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
458		509
459	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
460	} else {	511	} else {
461	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
462		513
…		…
487	=item fork_call { }, $args	538	=item fork_call { }, $args
488		539
489	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
493		544
494	=cut	545	=cut
495		546
496	sub fork_call(&@) {	547	sub fork_call(&@) {
497	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
…		…
504	reset_signals;	555	reset_signals;
505	&$cb	556	&$cb
506	}, @args;	557	}, @args;
507		558
508	wantarray ? @res : $res[-1]	559	wantarray ? @res : $res[-1]
		560	}
		561
		562	=item $coin = coin_from_name $name
		563
		564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
509	}	587	}
510		588
511	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
512		590
513	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
658	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
660		738
661	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	741	Deliantra).
664		742
665	=over 4	743	=over 4
666		744
667	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
668		746
…		…
950	}	1028	}
951		1029
952	0	1030	0
953	}	1031	}
954		1032
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1034
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1036
959	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
960		1038
…		…
966		1044
967	=cut	1045	=cut
968		1046
969	#############################################################################	1047	#############################################################################
970	# object support	1048	# object support
971	#
972		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
973	sub _can_merge {	1083	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
975		1085
976	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1087
980	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
981	}	1090	}
982		1091
983	sub reattach {	1092	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1094	my ($obj) = @_;
986		1095
		1096	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1098
989	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
990		1100
991	@$registry = ();	1101	@$registry = ();
992		1102
…		…
1007	cf::attachable->attach (	1117	cf::attachable->attach (
1008	prio => -1000000,	1118	prio => -1000000,
1009	on_instantiate => sub {	1119	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
1011		1121
1012	$data = from_json $data;	1122	$data = decode_json $data;
1013		1123
1014	for (@$data) {	1124	for (@$data) {
1015	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
1016		1126
1017	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1148	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1041		1151
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1156	aio_close $fh;
1047		1157
1048	if (@$objs) {	1158	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1164	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1166	}
1057	} else {	1167	} else {
1058	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1059	}	1169	}
…		…
1087		1197
1088	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1200	or return;
1091		1201
1092	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1093	}	1204	}
1094		1205
1095	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1227		1338
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1341
1231	$ext{source} =	1342	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1234	. $source	1345	. $source
1235	. "\n};\n1";	1346	. "\n};\n1";
1236		1347
1237	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1255		1366
1256	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1368	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1370	}
1261		1371
1262	warn $msg;	1372	warn $msg;
1263	}	1373	}
1264		1374
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1463	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1464	or return;
1355		1465
1356	my $pl = cf::player::load_pl $f	1466	my $pl = cf::player::load_pl $f
1357	or return;	1467	or return;
		1468
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1469	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1470	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1361	}	1472	}
1362	}	1473	}
…		…
1372		1483
1373	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1374		1485
1375	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
		1488
		1489	cf::get_slot 0.01;
1377		1490
1378	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1492	cf::cede_to_tick;
1380	}	1493	}
1381		1494
…		…
1413	my ($pl) = @_;	1526	my ($pl) = @_;
1414		1527
1415	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1416		1529
1417	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1532
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1424		1539
1425	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1580
1466	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
1467	my $path = path $login;	1582	my $path = path $login;
1468		1583
1469	# a .pst is a dead give-away for a valid player	1584	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1590	}
1475		1591
…		…
1510		1626
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1512		1628
1513	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1514		1630
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561
1562	=item $player->ext_reply ($msgid, @msg)	1631	=item $player->ext_reply ($msgid, @msg)
1563		1632
1564	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1565		1634
1566	=cut	1635	=cut
…		…
1632	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1634		1703
1635	sub generate_random_map {	1704	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1637	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1710	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1835
1764	# the temporary/swap location	1836	# the temporary/swap location
1765	sub save_path {	1837	sub save_path {
1766	my ($self) = @_;	1838	my ($self) = @_;
1767		1839
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1770	}	1842	}
1771		1843
1772	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1773	sub uniq_path {	1845	sub uniq_path {
1774	my ($self) = @_;	1846	my ($self) = @_;
1775		1847
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1778	}	1850	}
1779		1851
1780	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1781	# all maps in C++...	1853	# all maps in C++...
…		…
1879		1951
1880	cf::lock_wait "map_data:$path";#d#remove	1952	cf::lock_wait "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1882		1954
1883	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1957	my $guard2 = cf::lock_acquire "map_find:$path";
1886		1958
1887	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1888	or return;	1960	or return;
1889		1961
1890	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
…		…
1893	or return;	1965	or return;
1894		1966
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
1898	undef $guard1;	1971	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	1972	$map->reset;
1901	return find $path;	1973	return find $path;
1902	}	1974	}
1903		1975
1904	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2003	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2004	$f->skip_block;
1933	$self->_load_objects ($f)	2005	$self->_load_objects ($f)
1934	or return;	2006	or return;
1935		2007
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1937	if delete $self->{load_original};	2009	if delete $self->{load_original};
1938		2010
1939	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2012	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2013	unless (aio_stat $uniq) {
…		…
1967	}	2039	}
1968		2040
1969	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2042	$self->last_access ($cf::RUNTIME);
1971		2043
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2045	}
1974		2046
1975	$self->post_load;	2047	$self->post_load;
1976	}	2048	}
1977		2049
…		…
2035	my ($path, $origin, $load) = @_;	2107	my ($path, $origin, $load) = @_;
2036		2108
2037	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
2038		2110
2039	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2113	}
2042		2114
2043	$MAP_PREFETCH{$path} |= $load;	2115	$MAP_PREFETCH{$path} |= $load;
2044		2116
2045	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2154	cf::async {
2083	$Coro::current->{desc} = "map player save";	2155	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2085	};	2157	};
2086		2158
		2159	cf::get_slot 0.02;
		2160
2087	if ($uniq) {	2161	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2164	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2099	$self->save;	2173	$self->save;
2100		2174
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2176
2103	return if $self->players;	2177	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2179	return if $self->{deny_save};
2106		2180
2107	$self->in_memory (cf::MAP_SWAPPED);	2181	$self->in_memory (cf::MAP_SWAPPED);
2108		2182
2109	$self->deactivate;	2183	$self->deactivate;
…		…
2227		2301
2228	sub unique_maps() {	2302	sub unique_maps() {
2229	[	2303	[
2230	map {	2304	map {
2231	utf8::decode $_;	2305	utf8::decode $_;
2232	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2233	? normalise $_	2309	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2311	]
2237	}	2312	}
2238		2313
2239	package cf;
2240
2241	=back	2314	=back
2242		2315
2243	=head3 cf::object	2316	=head3 cf::object
2244		2317
2245	=cut	2318	=cut
…		…
2248		2321
2249	=over 4	2322	=over 4
2250		2323
2251	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2252		2325
2253	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2254		2328
2255	=cut	2329	=cut
2256		2330
2257	sub inv_recursive_;	2331	sub inv_recursive_;
2258	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2264	}	2338	}
2265		2339
2266	=item $ref = $ob->ref	2340	=item $ref = $ob->ref
2267		2341
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2342	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2343
2270	=item $ob = cf::object::deref ($refstring)	2344	=item $ob = cf::object::deref ($refstring)
2271		2345
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2347	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2307		2381
2308	=cut	2382	=cut
2309		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
		2397
2310	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2399	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2402	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2415
2328	} else {	2416	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2419	}
2332	}	2420	}
2333	}	2421	}
2334		2422
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2448
2361	=item $player_object->enter_link	2449	=item $player_object->enter_link
2362		2450
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2452
2365	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2366	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2367		2457
2368	Will never block.	2458	Will never block.
2369		2459
2370	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2371		2461
…		…
2429		2519
2430	$map->load;	2520	$map->load;
2431	$map->load_neighbours;	2521	$map->load_neighbours;
2432		2522
2433	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2434	$self->activate_recursive;	2525	$self->activate_recursive;
2435		2526
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2438	}	2529	}
…		…
2442	Moves the player to the given map-path and coordinates by first freezing	2533	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2444	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2445	the new (success) or old (failed) map position. In either case, $done will	2536	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2537	be called at the end of this process.
		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
2447		2541
2448	=cut	2542	=cut
2449		2543
2450	our $GOTOGEN;	2544	our $GOTOGEN;
2451		2545
…		…
2530	}	2624	}
2531		2625
2532	sub prepare_random_map {	2626	sub prepare_random_map {
2533	my ($exit) = @_;	2627	my ($exit) = @_;
2534		2628
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2631	# that depends on the exit object
2540		2632
2541	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2635	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2548	}	2642	}
2549		2643
2550	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2551		2645
2552	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2555		2649
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2652	undef $fh;
2559	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2560		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2563	}	2661	}
2564	}	2662	}
2565		2663
2566	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2568		2666
2569	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2570		2668
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2669	$self->enter_link;
2583		2670
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2671	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2672	$Coro::current->{desc} = "enter_exit";
2590		2673
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2593	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2594		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2595	1;	2695	1
2596	}) {	2696	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the crossfire server. "
2598	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2632		2732
2633	=cut	2733	=cut
2634		2734
		2735	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2736	our %CHANNEL = (
2636	"c/identify" => {	2737	"c/identify" => {
2637	id => "infobox",	2738	id => "infobox",
2638	title => "Identify",	2739	title => "Identify",
2639	reply => undef,	2740	reply => undef,
…		…
2643	id => "infobox",	2744	id => "infobox",
2644	title => "Examine",	2745	title => "Examine",
2645	reply => undef,	2746	reply => undef,
2646	tooltip => "Signs and other items you examined",	2747	tooltip => "Signs and other items you examined",
2647	},	2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
2648	"c/lookat" => {	2755	"c/lookat" => {
2649	id => "infobox",	2756	id => "infobox",
2650	title => "Look",	2757	title => "Look",
2651	reply => undef,	2758	reply => undef,
2652	tooltip => "What you saw there",	2759	tooltip => "What you saw there",
2653	},	2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
2654	);	2791	);
2655		2792
2656	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2795
…		…
2685	if ($self->can_msg) {	2822	if ($self->can_msg) {
2686	# default colour, mask it out	2823	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2825	if $color & cf::NDI_DEF;
2689		2826
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2827	my $pkt = "msg "
		2828	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2830	);
		2831
		2832	# try lzf for large packets
		2833	$pkt = "lzf " . Compress::LZF::compress $pkt
		2834	if 1024 <= length $pkt and $self->{can_lzf};
		2835
		2836	# split very large packets
		2837	if (8192 < length $pkt and $self->{can_lzf}) {
		2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2839	$pkt = "frag";
		2840	}
		2841
		2842	$self->send_packet ($pkt);
2692	} else {	2843	} else {
2693	if ($color >= 0) {	2844	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones	2845	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {	2846	for ($msg) {
2696	1 while	2847	1 while
…		…
2894	=pod	3045	=pod
2895		3046
2896	The following functions and methods are available within a safe environment:	3047	The following functions and methods are available within a safe environment:
2897		3048
2898	cf::object	3049	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3050	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3051	insert remove name archname title slaying race decrease split
2901		3052
2902	cf::object::player	3053	cf::object::player
2903	player	3054	player
2904		3055
2905	cf::player	3056	cf::player
…		…
2910		3061
2911	=cut	3062	=cut
2912		3063
2913	for (	3064	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3066	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3067	decrease split destroy change_exp)],
2917	["cf::object::player" => qw(player)],	3068	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3069	["cf::player" => qw(peaceful)],
2919	["cf::map" => qw(trigger)],	3070	["cf::map" => qw(trigger)],
2920	) {	3071	) {
2921	no strict 'refs';	3072	no strict 'refs';
…		…
3026	{	3177	{
3027	my $faces = $facedata->{faceinfo};	3178	my $faces = $facedata->{faceinfo};
3028		3179
3029	while (my ($face, $info) = each %$faces) {	3180	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3182
3031	cf::face::set_visibility $idx, $info->{visibility};	3183	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3184	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035		3187
3036	cf::cede_to_tick;	3188	cf::cede_to_tick;
3037	}	3189	}
3038		3190
3039	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3192	next unless $info->{smooth};
		3193
3041	my $idx = cf::face::find $face	3194	my $idx = cf::face::find $face
3042	or next;	3195	or next;
		3196
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3197	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3198	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3200	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3201	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3219	{
3066	# TODO: for gcfclient pleasure, we should give resources	3220	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3221	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3222	my $res = $facedata->{resource};
3069		3223
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3224	while (my ($name, $info) = each %$res) {
		3225	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3227	my $data;
3075		3228
3076	if ($info->{type} & 1) {	3229	if ($info->{type} & 1) {
3077	# prepend meta info	3230	# prepend meta info
3078		3231
3079	my $meta = $enc->encode ({	3232	my $meta = $enc->encode ({
3080	name => $name,	3233	name => $name,
3081	%{ $info->{meta} || {} },	3234	%{ $info->{meta} || {} },
3082	});	3235	});
3083		3236
3084	$data = pack "(w/a*)*", $meta, $info->{data};	3237	$data = pack "(w/a*)*", $meta, $info->{data};
		3238	} else {
		3239	$data = $info->{data};
		3240	}
		3241
		3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3243	cf::face::set_type $idx, $info->{type};
3085	} else {	3244	} else {
3086	$data = $info->{data};	3245	$RESOURCE{$name} = $info;
3087	}	3246	}
3088		3247
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3248	cf::cede_to_tick;
3093	}	3249	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3250	}
		3251
		3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3253
3114	1	3254	1
3115	}	3255	}
		3256
		3257	cf::global->attach (on_resource_update => sub {
		3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3260
		3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3262	my $sound = $soundconf->{compat}[$_]
		3263	or next;
		3264
		3265	my $face = cf::face::find "sound/$sound->[1]";
		3266	cf::sound::set $sound->[0] => $face;
		3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3268	}
		3269
		3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3271	my $face = cf::face::find "sound/$v";
		3272	cf::sound::set $k => $face;
		3273	}
		3274	}
		3275	});
3116		3276
3117	register_exticmd fx_want => sub {	3277	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3278	my ($ns, $want) = @_;
3119		3279
3120	while (my ($k, $v) = each %$want) {	3280	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3281	$ns->fx_want ($k, $v);
3122	}	3282	}
3123	};	3283	};
		3284
		3285	sub load_resource_file($) {
		3286	my $guard = lock_acquire "load_resource_file";
		3287
		3288	my $status = load_resource_file_ $_[0];
		3289	get_slot 0.1, 100;
		3290	cf::arch::commit_load;
		3291
		3292	$status
		3293	}
3124		3294
3125	sub reload_regions {	3295	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3296	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3297	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3298	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3312	}
3143		3313
3144	sub reload_archetypes {	3314	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3315	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3316	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3317	}
3153		3318
3154	sub reload_treasures {	3319	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3320	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3321	or die "unable to load treasurelists\n";
3157	}	3322	}
3158		3323
3159	sub reload_resources {	3324	sub reload_resources {
3160	warn "reloading resource files...\n";	3325	warn "reloading resource files...\n";
3161		3326
		3327	reload_facedata;
		3328	reload_archetypes;
3162	reload_regions;	3329	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3330	reload_treasures;
3167		3331
3168	warn "finished reloading resource files\n";	3332	warn "finished reloading resource files\n";
3169	}	3333	}
3170		3334
3171	sub init {	3335	sub init {
		3336	my $guard = freeze_mainloop;
		3337
		3338	evthread_start IO::AIO::poll_fileno;
		3339
3172	reload_resources;	3340	reload_resources;
3173	}	3341	}
3174		3342
3175	sub reload_config {	3343	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3344	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3345	or return;
3178		3346
3179	local $/;	3347	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3348	*CFG = YAML::Load <$fh>;
3181		3349
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3351
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3191	};	3359	};
3192	warn $@ if $@;	3360	warn $@ if $@;
3193	}	3361	}
3194	}	3362	}
3195		3363
		3364	sub pidfile() {
		3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3366	or die "$PIDFILE: $!";
		3367	flock $fh, &Fcntl::LOCK_EX
		3368	or die "$PIDFILE: flock: $!";
		3369	$fh
		3370	}
		3371
		3372	# make sure only one server instance is running at any one time
		3373	sub atomic {
		3374	my $fh = pidfile;
		3375
		3376	my $pid = <$fh>;
		3377	kill 9, $pid if $pid > 0;
		3378
		3379	seek $fh, 0, 0;
		3380	print $fh $$;
		3381	}
		3382
3196	sub main {	3383	sub main {
		3384	atomic;
		3385
3197	# we must not ever block the main coroutine	3386	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3387	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3389	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3390	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3391	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3392	})->prio (Coro::PRIO_MAX);
3204	};	3393	};
3205		3394
		3395	{
		3396	my $guard = freeze_mainloop;
3206	reload_config;	3397	reload_config;
3207	db_init;	3398	db_init;
3208	load_extensions;	3399	load_extensions;
3209		3400
3210	$TICK_WATCHER->start;	3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3402	}
		3403
		3404	utime time, time, $RUNTIMEFILE;
		3405
		3406	# no (long-running) fork's whatsoever before this point(!)
		3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3408
3211	Event::loop;	3409	EV::loop;
3212	}	3410	}
3213		3411
3214	#############################################################################	3412	#############################################################################
3215	# initialisation and cleanup	3413	# initialisation and cleanup
3216		3414
3217	# install some emergency cleanup handlers	3415	# install some emergency cleanup handlers
3218	BEGIN {	3416	BEGIN {
		3417	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3418	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3420	cf::cleanup "SIG$signal";
3227	},
3228	);	3421	};
3229	}	3422	}
3230	}	3423	}
3231		3424
3232	sub write_runtime {	3425	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";
3234
3235	# first touch the runtime file to show we are still running:	3426	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3427	# the fsync below can take a very very long time.
3237		3428
3238	IO::AIO::aio_utime $runtime, undef, undef;	3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3430
3240	my $guard = cf::lock_acquire "write_runtime";	3431	my $guard = cf::lock_acquire "write_runtime";
3241		3432
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3243	or return;	3434	or return;
3244		3435
3245	my $value = $cf::RUNTIME + 90 + 10;	3436	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3437	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3438	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3448	aio_utime $fh, undef, undef;
3258		3449
3259	close $fh	3450	close $fh
3260	or return;	3451	or return;
3261		3452
3262	aio_rename "$runtime~", $runtime	3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3454	and return;
3264		3455
3265	warn "runtime file written.\n";	3456	warn "runtime file written.\n";
3266		3457
3267	1	3458	1
		3459	}
		3460
		3461	our $uuid_lock;
		3462	our $uuid_skip;
		3463
		3464	sub write_uuid_sync($) {
		3465	$uuid_skip ||= $_[0];
		3466
		3467	return if $uuid_lock;
		3468	local $uuid_lock = 1;
		3469
		3470	my $uuid = "$LOCALDIR/uuid";
		3471
		3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3473	or return;
		3474
		3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3476	$uuid_skip = 0;
		3477
		3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3479	and return;
		3480
		3481	# always fsync - this file is important
		3482	aio_fsync $fh
		3483	and return;
		3484
		3485	close $fh
		3486	or return;
		3487
		3488	aio_rename "$uuid~", $uuid
		3489	and return;
		3490
		3491	warn "uuid file written ($value).\n";
		3492
		3493	1
		3494
		3495	}
		3496
		3497	sub write_uuid($$) {
		3498	my ($skip, $sync) = @_;
		3499
		3500	$sync ? write_uuid_sync $skip
		3501	: async { write_uuid_sync $skip };
3268	}	3502	}
3269		3503
3270	sub emergency_save() {	3504	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3505	my $freeze_guard = cf::freeze_mainloop;
3272		3506
…		…
3278	# and maps saved/destroyed asynchronously.	3512	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3513	warn "begin emergency player save\n";
3280	for my $login (keys %cf::PLAYER) {	3514	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3515	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3516	$pl->valid or next;
		3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3518	$pl->save;
3284	}	3519	}
3285	warn "end emergency player save\n";	3520	warn "end emergency player save\n";
3286		3521
3287	warn "begin emergency map save\n";	3522	warn "begin emergency map save\n";
…		…
3293	warn "end emergency map save\n";	3528	warn "end emergency map save\n";
3294		3529
3295	warn "begin emergency database checkpoint\n";	3530	warn "begin emergency database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3531	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3532	warn "end emergency database checkpoint\n";
		3533
		3534	warn "begin write uuid\n";
		3535	write_uuid_sync 1;
		3536	warn "end write uuid\n";
3298	};	3537	};
3299		3538
3300	warn "leave emergency perl save\n";	3539	warn "leave emergency perl save\n";
3301	}	3540	}
3302		3541
3303	sub post_cleanup {	3542	sub post_cleanup {
3304	my ($make_core) = @_;	3543	my ($make_core) = @_;
3305		3544
3306	warn Carp::longmess "post_cleanup backtrace"	3545	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3546	if $make_core;
		3547
		3548	my $fh = pidfile;
		3549	unlink $PIDFILE if <$fh> == $$;
3308	}	3550	}
		3551
		3552	# a safer delete_package, copied from Symbol
		3553	sub clear_package($) {
		3554	my $pkg = shift;
		3555
		3556	# expand to full symbol table name if needed
		3557	unless ($pkg =~ /^main::.*::$/) {
		3558	$pkg = "main$pkg" if $pkg =~ /^::/;
		3559	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3560	$pkg .= '::' unless $pkg =~ /::$/;
		3561	}
		3562
		3563	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3564	my $stem_symtab = *{$stem}{HASH};
		3565
		3566	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3567	or return;
		3568
		3569	# clear all symbols
		3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3571	for my $name (keys %$leaf_symtab) {
		3572	_gv_clear *{"$pkg$name"};
		3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3574	}
		3575	warn "cleared package #$pkg\n";#d#
		3576	}
		3577
		3578	our $RELOAD; # how many times to reload
3309		3579
3310	sub do_reload_perl() {	3580	sub do_reload_perl() {
3311	# can/must only be called in main	3581	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3582	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3583	warn "can only reload from main coroutine";
3314	return;	3584	return;
3315	}	3585	}
3316		3586
		3587	return if $RELOAD++;
		3588
		3589	while ($RELOAD) {
3317	warn "reloading...";	3590	warn "reloading...";
3318		3591
3319	warn "entering sync_job";	3592	warn "entering sync_job";
3320		3593
3321	cf::sync_job {	3594	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3595	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3596	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3597	cf::write_runtime_sync; # external watchdog should not bark
3325		3598
3326	warn "syncing database to disk";	3599	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3600	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3601
3329	# if anything goes wrong in here, we should simply crash as we already saved	3602	# if anything goes wrong in here, we should simply crash as we already saved
3330		3603
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3604	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3605	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();
3350
3351	warn "removing commands";
3352	%COMMAND = ();
3353
3354	warn "removing ext/exti commands";
3355	%EXTCMD = ();
3356	%EXTICMD = ();
3357
3358	warn "unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";
3361
3362	if (my $cb = $pkg->can ("unload")) {
3363	eval {
3364	$cb->($pkg);
3365	1
3366	} or warn "$pkg unloaded, but with errors: $@";
3367	}	3607	}
3368		3608
3369	warn "... nuking $pkg";	3609	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3610	$_->cancel for values %EXT_CORO;
3371	}	3611	%EXT_CORO = ();
3372		3612
3373	warn "unloading all perl modules loaded from $LIBDIR";	3613	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3614	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3615
		3616	warn "removing ext/exti commands";
		3617	%EXTCMD = ();
		3618	%EXTICMD = ();
		3619
		3620	warn "unloading/nuking all extensions";
		3621	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3622	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3623
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3624	if (my $cb = $pkg->can ("unload")) {
		3625	eval {
3384	$cb->();	3626	$cb->($pkg);
		3627	1
		3628	} or warn "$pkg unloaded, but with errors: $@";
		3629	}
		3630
		3631	warn "... clearing $pkg";
		3632	clear_package $pkg;
3385	}	3633	}
3386		3634
3387	Symbol::delete_package $k;	3635	warn "unloading all perl modules loaded from $LIBDIR";
		3636	while (my ($k, $v) = each %INC) {
		3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3638
		3639	warn "... unloading $k";
		3640	delete $INC{$k};
		3641
		3642	$k =~ s/\.pm$//;
		3643	$k =~ s/\//::/g;
		3644
		3645	if (my $cb = $k->can ("unload_module")) {
		3646	$cb->();
		3647	}
		3648
		3649	clear_package $k;
3388	}	3650	}
3389		3651
3390	warn "getting rid of safe::, as good as possible";	3652	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3653	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3655
3394	warn "unloading cf.pm \"a bit\"";	3656	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3657	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3658	delete $INC{"cf/pod.pm"};
3397		3659
3398	# don't, removes xs symbols, too,	3660	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3661	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3662	#clear_package __PACKAGE__;
3401		3663
3402	warn "unload completed, starting to reload now";	3664	warn "unload completed, starting to reload now";
3403		3665
3404	warn "reloading cf.pm";	3666	warn "reloading cf.pm";
3405	require cf;	3667	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3669
3408	warn "loading config and database again";	3670	warn "loading config and database again";
3409	cf::reload_config;	3671	cf::reload_config;
3410		3672
3411	warn "loading extensions";	3673	warn "loading extensions";
3412	cf::load_extensions;	3674	cf::load_extensions;
3413		3675
3414	warn "reattaching attachments to objects/players";	3676	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3677	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3678	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3679	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3680	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3681	reattach $_ for values %PLAYER;
3420		3682
3421	warn "leaving sync_job";	3683	warn "leaving sync_job";
3422		3684
3423	1	3685	1
3424	} or do {	3686	} or do {
3425	warn $@;	3687	warn $@;
3426	warn "error while reloading, exiting.";	3688	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3689	};
3429		3690
3430	warn "reloaded";	3691	warn "reloaded";
		3692	--$RELOAD;
		3693	}
3431	};	3694	};
3432		3695
3433	our $RELOAD_WATCHER; # used only during reload	3696	our $RELOAD_WATCHER; # used only during reload
3434		3697
3435	sub reload_perl() {	3698	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3699	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3700	# coro crashes during coro_state_free->destroy here.
3438		3701
3439	$RELOAD_WATCHER ||= Event->timer (	3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3440	reentrant => 0,
3441	after => 0,
3442	data => WF_AUTOCANCEL,
3443	cb => sub {
3444	do_reload_perl;	3703	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3704	undef $RELOAD_WATCHER;
3446	},
3447	);	3705	};
3448	}	3706	}
3449		3707
3450	register_command "reload" => sub {	3708	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3709	my ($who, $arg) = @_;
3452		3710
…		…
3465		3723
3466	our @WAIT_FOR_TICK;	3724	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3725	our @WAIT_FOR_TICK_BEGIN;
3468		3726
3469	sub wait_for_tick {	3727	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3728	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3729
3473	my $signal = new Coro::Signal;	3730	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3731	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3732	$signal->wait;
3476	}	3733	}
3477		3734
3478	sub wait_for_tick_begin {	3735	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3736	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3737
3482	my $signal = new Coro::Signal;	3738	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3739	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3740	$signal->wait;
3485	}	3741	}
3486		3742
3487	$TICK_WATCHER = Event->timer (	3743	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	3744	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3746	unless ++$bug_warning > 10;
3497	return;	3747	return;
3498	}	3748	}
3499		3749
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3750	cf::server_tick; # one server iteration
3503		3751
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3754	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3755	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3756	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3757	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3758	};
		3759	}
3515		3760
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3762	$sig->send;
3518	}	3763	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3764	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3765	$sig->send;
3521	}	3766	}
3522		3767
3523	$NOW = Event::time;	3768	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3770
3534	_post_tick;	3771	if (0) {
		3772	if ($NEXT_TICK) {
		3773	my $jitter = $TICK_START - $NEXT_TICK;
		3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3775	warn "jitter $JITTER\n";#d#
		3776	}
3535	},	3777	}
3536	);	3778	}
3537		3779
3538	{	3780	{
		3781	# configure BDB
		3782
3539	BDB::min_parallel 8;	3783	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3784	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3785	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		3786
3565	unless ($DB_ENV) {	3787	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3788	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3791	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3792	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3793	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3794
3572	cf::sync_job {	3795	cf::sync_job {
3573	eval {	3796	eval {
…		…
3583		3806
3584	cf::cleanup "db_env_open(db): $@" if $@;	3807	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3808	};
3586	}	3809	}
3587		3810
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3811	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3812	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3813	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3814	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3815	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3816	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3817	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3818	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3819	};
3618	}	3820	}
3619		3821
3620	{	3822	{
		3823	# configure IO::AIO
		3824
3621	IO::AIO::min_parallel 8;	3825	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3826	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3827	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	3828	}
3634		3829
3635	my $_log_backtrace;	3830	my $_log_backtrace;
3636		3831
3637	sub _log_backtrace {	3832	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	3835	$msg =~ s/\n//;
3641		3836
3642	# limit the # of concurrent backtraces	3837	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	3838	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	3839	++$_log_backtrace;
		3840	my $perl_bt = Carp::longmess $msg;
3645	async {	3841	async {
3646	$Coro::current->{desc} = "abt $msg";	3842	$Coro::current->{desc} = "abt $msg";
3647		3843
3648	my @bt = fork_call {	3844	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	3845	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	3856	}
3661		3857
3662	@funcs	3858	@funcs
3663	};	3859	};
3664		3860
3665	LOG llevInfo, "[ABT] $msg\n";	3861	LOG llevInfo, "[ABT] $perl_bt\n";
		3862	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	3863	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	3864	--$_log_backtrace;
3668	};	3865	};
3669	} else {	3866	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	3867	LOG llevInfo, "[ABT] $msg\n";

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