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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 2007 UTC vs.
Revision 1.453 by root, Tue Sep 23 04:29:11 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 4.1 ();	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 2.51 ();	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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
105		134
106	binmode STDOUT;	135	binmode STDOUT;
107	binmode STDERR;	136	binmode STDERR;
108		137
109	# read virtual server time, if available	138	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
114	}	143	}
115		144
116	mkdir $_	145	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		191
163	The raw value load value from the last tick.	192	The raw value load value from the last tick.
164		193
165	=item %cf::CFG	194	=item %cf::CFG
166		195
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	197	from wherever your confdir points to.
169		198
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		200
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	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;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		223
195	LOG llevError, $msg;	224	LOG llevError, $msg;
196	};	225	};
197	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
198		242
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	253	for my $pkg (qw(
210	cf::global cf::attachable	254	cf::global cf::attachable
211	cf::object cf::object::player	255	cf::object cf::object::player
212	cf::client cf::player	256	cf::client cf::player
213	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
214	cf::map cf::party cf::region	259	cf::party cf::region
215	)) {	260	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	262	}
219		263
220	$Event::DIED = sub {	264	$EV::DIED = sub {
221	warn "error in event callback: @_";	265	warn "error in event callback: @_";
222	};	266	};
223		267
224	#############################################################################	268	#############################################################################
225		269
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	293	$d
250	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
251	}	295	}
252		296
253	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
254		298
255	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
256		300
257	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
258		302
259	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
260		304
261	=cut	305	=cut
262		306
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		308
265	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
267		325
268	=item cf::lock_wait $string	326	=item cf::lock_wait $string
269		327
270	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
271		329
…		…
299	return;#d#	357	return;#d#
300	}#d#	358	}#d#
301		359
302	# wait for lock, if any	360	# wait for lock, if any
303	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	364	Coro::schedule;
306	}	365	}
307	}	366	}
308		367
…		…
327		386
328	! ! $LOCK{$key}	387	! ! $LOCK{$key}
329	}	388	}
330		389
331	sub freeze_mainloop {	390	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
333		392
334	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	394	}
336	};	395
337	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
338	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	453	}
384	}	454	}
385	};	455	};
386		456
387	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
388	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
389		461
390	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
392		464
…		…
406		478
407	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
408		480
409	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
410		482
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	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	484	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	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	486	acceptable.
415		487
416	If it must be done, put the blocking parts into C<sync_job>. This will run	488	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	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		494
423	sub sync_job(&) {	495	sub sync_job(&) {
424	my ($job) = @_;	496	my ($job) = @_;
425		497
426	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	499	my $time = EV::time;
428		500
429	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
431		503
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	504	LOG llevError, Carp::longmess "sync job";#d#
433		505
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
437		507
438	my $busy = 1;	508	my $busy = 1;
439	my @res;	509	my @res;
440		510
…		…
444	warn $@ if $@;	514	warn $@ if $@;
445	undef $busy;	515	undef $busy;
446	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
447		517
448	while ($busy) {	518	while ($busy) {
449	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
450	}	523	}
		524	}
451		525
452	$time = Event::time - $time;	526	my $time = EV::time - $time;
453		527
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	528	$TICK_START += $time; # do not account sync jobs to server load
458		529
459	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
460	} else {	531	} else {
461	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
462		533
…		…
487	=item fork_call { }, $args	558	=item fork_call { }, $args
488		559
489	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
493		564
494	=cut	565	=cut
495		566
496	sub fork_call(&@) {	567	sub fork_call(&@) {
497	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
504	reset_signals;	575	reset_signals;
505	&$cb	576	&$cb
506	}, @args;	577	}, @args;
507		578
508	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
		580	}
		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
509	}	607	}
510		608
511	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
512		610
513	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
652		750
653	#############################################################################	751	#############################################################################
654		752
655	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
656		754
657	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
660		758
661	In the following description, CLASS can be any of C<global>, C<object>	759	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	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	761	Deliantra).
664		762
665	=over 4	763	=over 4
666		764
667	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
668		766
…		…
712	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
713		811
714	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
716		814
717	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
719		817
720	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
721		819
722	=over 4	820	=over 4
…		…
950	}	1048	}
951		1049
952	0	1050	0
953	}	1051	}
954		1052
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1054
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1056
959	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
960		1058
…		…
966		1064
967	=cut	1065	=cut
968		1066
969	#############################################################################	1067	#############################################################################
970	# object support	1068	# object support
971	#
972		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
973	sub _can_merge {	1103	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
975		1105
976	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1107
980	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
981	}	1110	}
982		1111
983	sub reattach {	1112	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1114	my ($obj) = @_;
986		1115
		1116	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1118
989	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
990		1120
991	@$registry = ();	1121	@$registry = ();
992		1122
…		…
1007	cf::attachable->attach (	1137	cf::attachable->attach (
1008	prio => -1000000,	1138	prio => -1000000,
1009	on_instantiate => sub {	1139	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1011		1141
1012	$data = from_json $data;	1142	$data = decode_json $data;
1013		1143
1014	for (@$data) {	1144	for (@$data) {
1015	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1016		1146
1017	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1041		1171
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1176	aio_close $fh;
1047		1177
1048	if (@$objs) {	1178	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1184	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1186	}
1057	} else {	1187	} else {
1058	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1059	}	1189	}
…		…
1087		1217
1088	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1220	or return;
1091		1221
1092	my $st = eval { Coro::Storable::thaw $av }	1222	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1223	$av = $st->{objs};
1095	}	1224	}
1096		1225
1097	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
…		…
1229		1358
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1361
1233	$ext{source} =	1362	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1236	. $source	1365	. $source
1237	. "\n};\n1";	1366	. "\n};\n1";
1238		1367
1239	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1257		1386
1258	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1388	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1390	}
1263		1391
1264	warn $msg;	1392	warn $msg;
1265	}	1393	}
1266		1394
…		…
1280		1408
1281	=back	1409	=back
1282		1410
1283	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1284		1412
1285	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1286		1414
1287	=cut	1415	=cut
1288		1416
1289	package cf::player;	1417	package cf::player;
1290		1418
…		…
1333		1461
1334	sub exists($) {	1462	sub exists($) {
1335	my ($login) = @_;	1463	my ($login) = @_;
1336		1464
1337	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1339	}	1467	}
1340		1468
1341	sub find($) {	1469	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1471	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1484	or return;
1357		1485
1358	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1359	or return;	1487	or return;
		1488
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1363	}	1492	}
1364	}	1493	}
…		…
1374		1503
1375	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1376		1505
1377	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1379		1510
1380	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1512	cf::cede_to_tick;
1382	}	1513	}
1383		1514
…		…
1415	my ($pl) = @_;	1546	my ($pl) = @_;
1416		1547
1417	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1418		1549
1419	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1552
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1426		1559
1427	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1600
1468	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1469	my $path = path $login;	1602	my $path = path $login;
1470		1603
1471	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1610	}
1477		1611
…		…
1508	}	1642	}
1509		1643
1510	\@paths	1644	\@paths
1511	}	1645	}
1512		1646
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1648
1515	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1650
1564	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1565		1652
1566	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1567		1654
…		…
1634	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1636		1723
1637	sub generate_random_map {	1724	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1639	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1730	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1855
1766	# the temporary/swap location	1856	# the temporary/swap location
1767	sub save_path {	1857	sub save_path {
1768	my ($self) = @_;	1858	my ($self) = @_;
1769		1859
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1772	}	1862	}
1773		1863
1774	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1775	sub uniq_path {	1865	sub uniq_path {
1776	my ($self) = @_;	1866	my ($self) = @_;
1777		1867
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1780	}	1870	}
1781		1871
1782	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1783	# all maps in C++...	1873	# all maps in C++...
…		…
1881		1971
1882	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1884		1974
1885	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1888		1978
1889	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1890	or return;	1980	or return;
1891		1981
1892	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	1985	or return;
1896		1986
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1900	undef $guard1;	1991	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1992	$map->reset;
1903	return find $path;	1993	return find $path;
1904	}	1994	}
1905		1995
1906	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2024	$f->skip_block;
1935	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1936	or return;	2026	or return;
1937		2027
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1939	if delete $self->{load_original};	2029	if delete $self->{load_original};
1940		2030
1941	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2032	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1969	}	2059	}
1970		2060
1971	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1973		2063
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2065	}
1976		2066
1977	$self->post_load;	2067	$self->post_load;
1978	}	2068	}
1979		2069
…		…
2037	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2038		2128
2039	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2040		2130
2041	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2133	}
2044		2134
2045	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2046		2136
2047	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2174	cf::async {
2085	$Coro::current->{desc} = "map player save";	2175	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2087	};	2177	};
2088		2178
		2179	cf::get_slot 0.02;
		2180
2089	if ($uniq) {	2181	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2184	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2101	$self->save;	2193	$self->save;
2102		2194
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2196
2105	return if $self->players;	2197	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2199	return if $self->{deny_save};
2108		2200
2109	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2110		2202
2111	$self->deactivate;	2203	$self->deactivate;
…		…
2229		2321
2230	sub unique_maps() {	2322	sub unique_maps() {
2231	[	2323	[
2232	map {	2324	map {
2233	utf8::decode $_;	2325	utf8::decode $_;
2234	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2235	? normalise $_	2329	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2331	]
2239	}	2332	}
2240		2333
2241	package cf;
2242
2243	=back	2334	=back
2244		2335
2245	=head3 cf::object	2336	=head3 cf::object
2246		2337
2247	=cut	2338	=cut
…		…
2250		2341
2251	=over 4	2342	=over 4
2252		2343
2253	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2254		2345
2255	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2256		2348
2257	=cut	2349	=cut
2258		2350
2259	sub inv_recursive_;	2351	sub inv_recursive_;
2260	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2266	}	2358	}
2267		2359
2268	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2269		2361
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2363
2272	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2273		2365
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2309		2401
2310	=cut	2402	=cut
2311		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2312	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2419	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2435
2330	} else {	2436	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2439	}
2334	}	2440	}
2335	}	2441	}
2336		2442
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2468
2363	=item $player_object->enter_link	2469	=item $player_object->enter_link
2364		2470
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2472
2367	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2369		2477
2370	Will never block.	2478	Will never block.
2371		2479
2372	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2373		2481
…		…
2431		2539
2432	$map->load;	2540	$map->load;
2433	$map->load_neighbours;	2541	$map->load_neighbours;
2434		2542
2435	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2545	$self->activate_recursive;
2437		2546
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2440	}	2549	}
…		…
2444	Moves the player to the given map-path and coordinates by first freezing	2553	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2557	be called at the end of this process.
		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
2449		2561
2450	=cut	2562	=cut
2451		2563
2452	our $GOTOGEN;	2564	our $GOTOGEN;
2453		2565
…		…
2532	}	2644	}
2533		2645
2534	sub prepare_random_map {	2646	sub prepare_random_map {
2535	my ($exit) = @_;	2647	my ($exit) = @_;
2536		2648
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2651	# that depends on the exit object
2542		2652
2543	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2655	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2550	}	2662	}
2551		2663
2552	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2553		2665
2554	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2557		2669
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2672	undef $fh;
2561	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2562		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2565	}	2681	}
2566	}	2682	}
2567		2683
2568	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2570		2686
2571	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2572		2688
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2689	$self->enter_link;
2585		2690
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2691	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2692	$Coro::current->{desc} = "enter_exit";
2592		2693
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2595	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2596		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2597	1;	2715	1
2598	}) {	2716	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2721
2604	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2634		2752
2635	=cut	2753	=cut
2636		2754
		2755	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2756	our %CHANNEL = (
2638	"c/identify" => {	2757	"c/identify" => {
2639	id => "infobox",	2758	id => "infobox",
2640	title => "Identify",	2759	title => "Identify",
2641	reply => undef,	2760	reply => undef,
…		…
2645	id => "infobox",	2764	id => "infobox",
2646	title => "Examine",	2765	title => "Examine",
2647	reply => undef,	2766	reply => undef,
2648	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2649	},	2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
2650	"c/lookat" => {	2775	"c/lookat" => {
2651	id => "infobox",	2776	id => "infobox",
2652	title => "Look",	2777	title => "Look",
2653	reply => undef,	2778	reply => undef,
2654	tooltip => "What you saw there",	2779	tooltip => "What you saw there",
2655	},	2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2656	);	2817	);
2657		2818
2658	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2660		2821
2661	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2662		2824
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		2826
2665	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	2828	if ($CHANNEL{$channel}) {
…		…
2687	if ($self->can_msg) {	2849	if ($self->can_msg) {
2688	# default colour, mask it out	2850	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2691		2853
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2694	} else {	2870	} else {
2695	if ($color >= 0) {	2871	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {	2873	for ($msg) {
2698	1 while	2874	1 while
…		…
2896	=pod	3072	=pod
2897		3073
2898	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2899		3075
2900	cf::object	3076	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2903		3079
2904	cf::object::player	3080	cf::object::player
2905	player	3081	player
2906		3082
2907	cf::player	3083	cf::player
…		…
2912		3088
2913	=cut	3089	=cut
2914		3090
2915	for (	3091	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2919	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2921	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2922	) {	3098	) {
2923	no strict 'refs';	3099	no strict 'refs';
…		…
3028	{	3204	{
3029	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3030		3206
3031	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3033	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3037		3214
3038	cf::cede_to_tick;	3215	cf::cede_to_tick;
3039	}	3216	}
3040		3217
3041	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3043	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3044	or next;	3222	or next;
		3223
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3227	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3246	{
3068	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3071		3250
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3254	my $data;
3077		3255
3078	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3079	# prepend meta info	3257	# prepend meta info
3080		3258
3081	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3082	name => $name,	3260	name => $name,
3083	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3084	});	3262	});
3085		3263
3086	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3087	} else {	3271	} else {
3088	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3089	}	3273	}
3090		3274
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3275	cf::cede_to_tick;
3095	}	3276	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3280
3116	1	3281	1
3117	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3118		3303
3119	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3121		3306
3122	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3124	}	3309	}
3125	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3126		3321
3127	sub reload_regions {	3322	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3324	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3339	}
3145		3340
3146	sub reload_archetypes {	3341	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3344	}
3155		3345
3156	sub reload_treasures {	3346	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3159	}	3349	}
3160		3350
3161	sub reload_resources {	3351	sub reload_resources {
3162	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3163		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3164	reload_regions;	3356	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3357	reload_treasures;
3169		3358
3170	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3360	}
3176		3361
3177	sub reload_config {	3362	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3364	or return;
3180		3365
3181	local $/;	3366	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3183		3368
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3370
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3193	};	3378	};
3194	warn $@ if $@;	3379	warn $@ if $@;
3195	}	3380	}
3196	}	3381	}
3197		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3198	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3199	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3421	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3423	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3206	};	3425	};
3207		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3208	reload_config;	3431	reload_config;
3209	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3210	load_extensions;	3445	load_extensions;
3211		3446
3212	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3213	Event::loop;	3455	EV::loop;
3214	}	3456	}
3215		3457
3216	#############################################################################	3458	#############################################################################
3217	# initialisation and cleanup	3459	# initialisation and cleanup
3218		3460
3219	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3220	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3229	},
3230	);	3467	};
3231	}	3468	}
3232	}	3469	}
3233		3470
3234	sub write_runtime {	3471	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";
3236
3237	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3239		3474
3240	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3476
3242	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3243		3478
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3245	or return;	3480	or return;
3246		3481
3247	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3260		3495
3261	close $fh	3496	close $fh
3262	or return;	3497	or return;
3263		3498
3264	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3500	and return;
3266		3501
3267	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3268		3503
3269	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3522	$uuid_skip = 0;
		3523
		3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3525	and return;
		3526
		3527	# always fsync - this file is important
		3528	aio_fsync $fh
		3529	and return;
		3530
		3531	close $fh
		3532	or return;
		3533
		3534	aio_rename "$uuid~", $uuid
		3535	and return;
		3536
		3537	warn "uuid file written ($value).\n";
		3538
		3539	1
		3540
		3541	}
		3542
		3543	sub write_uuid($$) {
		3544	my ($skip, $sync) = @_;
		3545
		3546	$sync ? write_uuid_sync $skip
		3547	: async { write_uuid_sync $skip };
3270	}	3548	}
3271		3549
3272	sub emergency_save() {	3550	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3551	my $freeze_guard = cf::freeze_mainloop;
3274		3552
…		…
3296	warn "end emergency map save\n";	3574	warn "end emergency map save\n";
3297		3575
3298	warn "begin emergency database checkpoint\n";	3576	warn "begin emergency database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3577	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3578	warn "end emergency database checkpoint\n";
		3579
		3580	warn "begin write uuid\n";
		3581	write_uuid_sync 1;
		3582	warn "end write uuid\n";
3301	};	3583	};
3302		3584
3303	warn "leave emergency perl save\n";	3585	warn "leave emergency perl save\n";
3304	}	3586	}
3305		3587
3306	sub post_cleanup {	3588	sub post_cleanup {
3307	my ($make_core) = @_;	3589	my ($make_core) = @_;
3308		3590
3309	warn Carp::longmess "post_cleanup backtrace"	3591	warn Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3592	if $make_core;
		3593
		3594	my $fh = pidfile;
		3595	unlink $PIDFILE if <$fh> == $$;
		3596	}
		3597
		3598	# a safer delete_package, copied from Symbol
		3599	sub clear_package($) {
		3600	my $pkg = shift;
		3601
		3602	# expand to full symbol table name if needed
		3603	unless ($pkg =~ /^main::.*::$/) {
		3604	$pkg = "main$pkg" if $pkg =~ /^::/;
		3605	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3606	$pkg .= '::' unless $pkg =~ /::$/;
		3607	}
		3608
		3609	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3610	my $stem_symtab = *{$stem}{HASH};
		3611
		3612	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3613	or return;
		3614
		3615	# clear all symbols
		3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3617	for my $name (keys %$leaf_symtab) {
		3618	_gv_clear *{"$pkg$name"};
		3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3620	}
		3621	warn "cleared package $pkg\n";#d#
3311	}	3622	}
3312		3623
3313	sub do_reload_perl() {	3624	sub do_reload_perl() {
3314	# can/must only be called in main	3625	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3316	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3317	return;	3628	return;
3318	}	3629	}
3319		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3320	warn "reloading...";	3634	warn "reloading...";
3321		3635
3322	warn "entering sync_job";	3636	warn "entering sync_job";
3323		3637
3324	cf::sync_job {	3638	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3640	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3328		3642
3329	warn "syncing database to disk";	3643	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3645
3332	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3333		3647
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3651	}
3371		3652
3372	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3374	}	3655	%EXT_CORO = ();
3375		3656
3376	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3666	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3667
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3387	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3388	}	3677	}
3389		3678
3390	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3391	}	3694	}
3392		3695
3393	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3699
3397	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3400		3703
3401	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3705	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3404		3707
3405	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3406		3709
3407	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3408	require cf;	3711	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3410		3713
3411	warn "loading config and database again";	3714	warn "loading config and database again";
3412	cf::reload_config;	3715	cf::reload_config;
3413		3716
3414	warn "loading extensions";	3717	warn "loading extensions";
3415	cf::load_extensions;	3718	cf::load_extensions;
3416		3719
3417	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3423		3726
		3727	warn "running post_load";
		3728	(pop @POST_INIT)->(1) while @POST_INIT;
		3729
3424	warn "leaving sync_job";	3730	warn "leaving sync_job";
3425		3731
3426	1	3732	1
3427	} or do {	3733	} or do {
3428	warn $@;	3734	warn $@;
3429	warn "error while reloading, exiting.";	3735	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3736	};
3432		3737
3433	warn "reloaded";	3738	warn "reloaded";
		3739	--$RELOAD;
		3740	}
3434	};	3741	};
3435		3742
3436	our $RELOAD_WATCHER; # used only during reload	3743	our $RELOAD_WATCHER; # used only during reload
3437		3744
3438	sub reload_perl() {	3745	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3746	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3747	# coro crashes during coro_state_free->destroy here.
3441		3748
3442	$RELOAD_WATCHER ||= Event->timer (	3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3443	reentrant => 0,
3444	after => 0,
3445	data => WF_AUTOCANCEL,
3446	cb => sub {
3447	do_reload_perl;	3750	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3751	undef $RELOAD_WATCHER;
3449	},
3450	);	3752	};
3451	}	3753	}
3452		3754
3453	register_command "reload" => sub {	3755	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3756	my ($who, $arg) = @_;
3455		3757
…		…
3468		3770
3469	our @WAIT_FOR_TICK;	3771	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3772	our @WAIT_FOR_TICK_BEGIN;
3471		3773
3472	sub wait_for_tick {	3774	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3775	return if tick_inhibit || $Coro::current == $Coro::main;
3475		3776
3476	my $signal = new Coro::Signal;	3777	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3778	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3779	$signal->wait;
3479	}	3780	}
3480		3781
3481	sub wait_for_tick_begin {	3782	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3783	return if tick_inhibit || $Coro::current == $Coro::main;
3484		3784
3485	my $signal = new Coro::Signal;	3785	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3786	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3787	$signal->wait;
3488	}	3788	}
3489		3789
3490	$TICK_WATCHER = Event->timer (	3790	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3791	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3793	unless ++$bug_warning > 10;
3500	return;	3794	return;
3501	}	3795	}
3502		3796
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3797	cf::server_tick; # one server iteration
3506		3798
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3801	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3802	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3803	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3804	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3805	};
		3806	}
3518		3807
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3809	$sig->send;
3521	}	3810	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3811	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3812	$sig->send;
3524	}	3813	}
3525		3814
3526	$NOW = Event::time;	3815	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3817
3537	_post_tick;	3818	if (0) {
		3819	if ($NEXT_TICK) {
		3820	my $jitter = $TICK_START - $NEXT_TICK;
		3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3822	warn "jitter $JITTER\n";#d#
		3823	}
3538	},	3824	}
3539	);	3825	}
3540		3826
3541	{	3827	{
		3828	# configure BDB
		3829
3542	BDB::min_parallel 8;	3830	BDB::min_parallel 8;
3543	BDB::max_poll_time $TICK * 0.1;	3831	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	3832	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		3833
3568	unless ($DB_ENV) {	3834	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	3835	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	3837	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3838	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3839	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3840	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		3841
3575	cf::sync_job {	3842	cf::sync_job {
3576	eval {	3843	eval {
…		…
3586		3853
3587	cf::cleanup "db_env_open(db): $@" if $@;	3854	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	3855	};
3589	}	3856	}
3590		3857
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	3858	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3859	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	3860	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	3861	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3862	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	3863	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	3864	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3865	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	3866	};
3621	}	3867	}
3622		3868
3623	{	3869	{
		3870	# configure IO::AIO
		3871
3624	IO::AIO::min_parallel 8;	3872	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	3873	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	3874	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	3875	}
3637		3876
3638	my $_log_backtrace;	3877	my $_log_backtrace;
3639		3878
3640	sub _log_backtrace {	3879	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	3882	$msg =~ s/\n//;
3644		3883
3645	# limit the # of concurrent backtraces	3884	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	3885	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	3886	++$_log_backtrace;
		3887	my $perl_bt = Carp::longmess $msg;
3648	async {	3888	async {
3649	$Coro::current->{desc} = "abt $msg";	3889	$Coro::current->{desc} = "abt $msg";
3650		3890
3651	my @bt = fork_call {	3891	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	3892	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	3903	}
3664		3904
3665	@funcs	3905	@funcs
3666	};	3906	};
3667		3907
3668	LOG llevInfo, "[ABT] $msg\n";	3908	LOG llevInfo, "[ABT] $perl_bt\n";
		3909	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	3910	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	3911	--$_log_backtrace;
3671	};	3912	};
3672	} else {	3913	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	3914	LOG llevInfo, "[ABT] $msg\n";

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