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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 1.453 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 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
		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($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	443	}
374	}	444	}
375	}	445	}
376		446
377	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	450	$signal->wait;
381	} else {	451	} else {
382	Coro::schedule;	452	Coro::schedule;
383	}	453	}
384	}	454	}
385	};	455	};
386		456
387	sub get_slot($;$$) {	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 = 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	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1093	}	1224	}
1094		1225
1095	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
…		…
1227		1358
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1361
1231	$ext{source} =	1362	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1234	. $source	1365	. $source
1235	. "\n};\n1";	1366	. "\n};\n1";
1236		1367
1237	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1255		1386
1256	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1388	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1390	}
1261		1391
1262	warn $msg;	1392	warn $msg;
1263	}	1393	}
1264		1394
…		…
1278		1408
1279	=back	1409	=back
1280		1410
1281	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1282		1412
1283	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1284		1414
1285	=cut	1415	=cut
1286		1416
1287	package cf::player;	1417	package cf::player;
1288		1418
…		…
1331		1461
1332	sub exists($) {	1462	sub exists($) {
1333	my ($login) = @_;	1463	my ($login) = @_;
1334		1464
1335	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1337	}	1467	}
1338		1468
1339	sub find($) {	1469	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1471	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1484	or return;
1355		1485
1356	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1357	or return;	1487	or return;
		1488
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1361	}	1492	}
1362	}	1493	}
…		…
1372		1503
1373	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1374		1505
1375	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1377		1510
1378	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1512	cf::cede_to_tick;
1380	}	1513	}
1381		1514
…		…
1413	my ($pl) = @_;	1546	my ($pl) = @_;
1414		1547
1415	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1416		1549
1417	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1418	$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
1419		1552
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1424		1559
1425	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1600
1466	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1467	my $path = path $login;	1602	my $path = path $login;
1468		1603
1469	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1610	}
1475		1611
…		…
1506	}	1642	}
1507		1643
1508	\@paths	1644	\@paths
1509	}	1645	}
1510		1646
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1648
1513	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1514
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		1650
1562	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1563		1652
1564	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1565		1654
…		…
1632	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1634		1723
1635	sub generate_random_map {	1724	sub generate_random_map {
1636	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
1637	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1730	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1855
1764	# the temporary/swap location	1856	# the temporary/swap location
1765	sub save_path {	1857	sub save_path {
1766	my ($self) = @_;	1858	my ($self) = @_;
1767		1859
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1770	}	1862	}
1771		1863
1772	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1773	sub uniq_path {	1865	sub uniq_path {
1774	my ($self) = @_;	1866	my ($self) = @_;
1775		1867
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1778	}	1870	}
1779		1871
1780	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1781	# all maps in C++...	1873	# all maps in C++...
…		…
1879		1971
1880	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1882		1974
1883	$cf::MAP{$path} || do {	1975	$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	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1886		1978
1887	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1888	or return;	1980	or return;
1889		1981
1890	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1893	or return;	1985	or return;
1894		1986
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1898	undef $guard1;	1991	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	1992	$map->reset;
1901	return find $path;	1993	return find $path;
1902	}	1994	}
1903		1995
1904	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2024	$f->skip_block;
1933	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1934	or return;	2026	or return;
1935		2027
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1937	if delete $self->{load_original};	2029	if delete $self->{load_original};
1938		2030
1939	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2032	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1967	}	2059	}
1968		2060
1969	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1971		2063
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2065	}
1974		2066
1975	$self->post_load;	2067	$self->post_load;
1976	}	2068	}
1977		2069
…		…
2035	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2036		2128
2037	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2038		2130
2039	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2133	}
2042		2134
2043	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2044		2136
2045	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2174	cf::async {
2083	$Coro::current->{desc} = "map player save";	2175	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2085	};	2177	};
2086		2178
		2179	cf::get_slot 0.02;
		2180
2087	if ($uniq) {	2181	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2184	} else {
2091	$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);
…		…
2099	$self->save;	2193	$self->save;
2100		2194
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2196
2103	return if $self->players;	2197	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2199	return if $self->{deny_save};
2106		2200
2107	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2108		2202
2109	$self->deactivate;	2203	$self->deactivate;
…		…
2227		2321
2228	sub unique_maps() {	2322	sub unique_maps() {
2229	[	2323	[
2230	map {	2324	map {
2231	utf8::decode $_;	2325	utf8::decode $_;
2232	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2233	? normalise $_	2329	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2331	]
2237	}	2332	}
2238		2333
2239	package cf;
2240
2241	=back	2334	=back
2242		2335
2243	=head3 cf::object	2336	=head3 cf::object
2244		2337
2245	=cut	2338	=cut
…		…
2248		2341
2249	=over 4	2342	=over 4
2250		2343
2251	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2252		2345
2253	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.
2254		2348
2255	=cut	2349	=cut
2256		2350
2257	sub inv_recursive_;	2351	sub inv_recursive_;
2258	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2264	}	2358	}
2265		2359
2266	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2267		2361
2268	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.
2269		2363
2270	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2271		2365
2272	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,
2273	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2305	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
2306	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2307		2401
2308	=cut	2402	=cut
2309		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
2310	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2419	# with dialog boxes.
2312	#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
2313	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2326	$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));
2327		2435
2328	} else {	2436	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2439	}
2332	}	2440	}
2333	}	2441	}
2334		2442
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2468
2361	=item $player_object->enter_link	2469	=item $player_object->enter_link
2362		2470
2363	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}>).
2364		2472
2365	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.
2366	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.
2367		2477
2368	Will never block.	2478	Will never block.
2369		2479
2370	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2371		2481
…		…
2429		2539
2430	$map->load;	2540	$map->load;
2431	$map->load_neighbours;	2541	$map->load_neighbours;
2432		2542
2433	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2434	$self->activate_recursive;	2545	$self->activate_recursive;
2435		2546
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2438	}	2549	}
…		…
2442	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
2443	her, loading and preparing them map, calling the provided $check callback	2554	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	2555	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	2556	the new (success) or old (failed) map position. In either case, $done will
2446	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 >>.
2447		2561
2448	=cut	2562	=cut
2449		2563
2450	our $GOTOGEN;	2564	our $GOTOGEN;
2451		2565
…		…
2530	}	2644	}
2531		2645
2532	sub prepare_random_map {	2646	sub prepare_random_map {
2533	my ($exit) = @_;	2647	my ($exit) = @_;
2534		2648
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2651	# that depends on the exit object
2540		2652
2541	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2655	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2548	}	2662	}
2549		2663
2550	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2551		2665
2552	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2555		2669
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2672	undef $fh;
2559	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2560		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2563	}	2681	}
2564	}	2682	}
2565		2683
2566	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2568		2686
2569	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2570		2688
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;	2689	$self->enter_link;
2583		2690
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 {	2691	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2692	$Coro::current->{desc} = "enter_exit";
2590		2693
2591	$self->deactivate_recursive; # just to be sure
2592	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
2593	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2594		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
2595	1;	2715	1
2596	}) {	2716	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "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. "
2599	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2721
2602	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2630	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
2631	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2632		2752
2633	=cut	2753	=cut
2634		2754
		2755	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2756	our %CHANNEL = (
2636	"c/identify" => {	2757	"c/identify" => {
2637	id => "infobox",	2758	id => "infobox",
2638	title => "Identify",	2759	title => "Identify",
2639	reply => undef,	2760	reply => undef,
…		…
2643	id => "infobox",	2764	id => "infobox",
2644	title => "Examine",	2765	title => "Examine",
2645	reply => undef,	2766	reply => undef,
2646	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2647	},	2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
2648	"c/lookat" => {	2775	"c/lookat" => {
2649	id => "infobox",	2776	id => "infobox",
2650	title => "Look",	2777	title => "Look",
2651	reply => undef,	2778	reply => undef,
2652	tooltip => "What you saw there",	2779	tooltip => "What you saw there",
2653	},	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	},
2654	);	2817	);
2655		2818
2656	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2821
2659	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2660		2824
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		2826
2663	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	2828	if ($CHANNEL{$channel}) {
…		…
2685	if ($self->can_msg) {	2849	if ($self->can_msg) {
2686	# default colour, mask it out	2850	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2689		2853
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2691	[$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);
2692	} else {	2870	} else {
2693	if ($color >= 0) {	2871	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {	2873	for ($msg) {
2696	1 while	2874	1 while
…		…
2894	=pod	3072	=pod
2895		3073
2896	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2897		3075
2898	cf::object	3076	cf::object
2899	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
2900	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2901		3079
2902	cf::object::player	3080	cf::object::player
2903	player	3081	player
2904		3082
2905	cf::player	3083	cf::player
…		…
2910		3088
2911	=cut	3089	=cut
2912		3090
2913	for (	3091	for (
2914	["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
2915	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2917	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2919	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2920	) {	3098	) {
2921	no strict 'refs';	3099	no strict 'refs';
…		…
3026	{	3204	{
3027	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3028		3206
3029	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3031	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3033	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};
3034	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};
3035		3214
3036	cf::cede_to_tick;	3215	cf::cede_to_tick;
3037	}	3216	}
3038		3217
3039	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3041	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3042	or next;	3222	or next;
		3223
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3227	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3246	{
3066	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3069		3250
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3254	my $data;
3075		3255
3076	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3077	# prepend meta info	3257	# prepend meta info
3078		3258
3079	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3080	name => $name,	3260	name => $name,
3081	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3082	});	3262	});
3083		3263
3084	$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};
3085	} else {	3271	} else {
3086	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3087	}	3273	}
3088		3274
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;	3275	cf::cede_to_tick;
3093	}	3276	}
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	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3280
3114	1	3281	1
3115	}	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	});
3116		3303
3117	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3119		3306
3120	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3122	}	3309	}
3123	};	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	}
3124		3321
3125	sub reload_regions {	3322	sub reload_regions {
3126	# 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
3127	# for this (global event?)	3324	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3339	}
3143		3340
3144	sub reload_archetypes {	3341	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3343	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	}	3344	}
3153		3345
3154	sub reload_treasures {	3346	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3157	}	3349	}
3158		3350
3159	sub reload_resources {	3351	sub reload_resources {
3160	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3161		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3162	reload_regions;	3356	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3357	reload_treasures;
3167		3358
3168	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3360	}
3174		3361
3175	sub reload_config {	3362	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3364	or return;
3178		3365
3179	local $/;	3366	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3181		3368
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3370
3184	$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};
3185	$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};
…		…
3191	};	3378	};
3192	warn $@ if $@;	3379	warn $@ if $@;
3193	}	3380	}
3194	}	3381	}
3195		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
3196	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
3197	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3199	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#
3200	(async {	3421	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3423	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3204	};	3425	};
3205		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3206	reload_config;	3431	reload_config;
3207	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
3208	load_extensions;	3445	load_extensions;
3209		3446
3210	$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
3211	Event::loop;	3455	EV::loop;
3212	}	3456	}
3213		3457
3214	#############################################################################	3458	#############################################################################
3215	# initialisation and cleanup	3459	# initialisation and cleanup
3216		3460
3217	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3218	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3465	$SIGWATCHER{$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";	3466	cf::cleanup "SIG$signal";
3227	},
3228	);	3467	};
3229	}	3468	}
3230	}	3469	}
3231		3470
3232	sub write_runtime {	3471	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";
3234
3235	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3237		3474
3238	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3476
3240	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3241		3478
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3243	or return;	3480	or return;
3244		3481
3245	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3258		3495
3259	close $fh	3496	close $fh
3260	or return;	3497	or return;
3261		3498
3262	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3500	and return;
3264		3501
3265	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3266		3503
3267	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($$) {
		3544	my ($skip, $sync) = @_;
		3545
		3546	$sync ? write_uuid_sync $skip
		3547	: async { write_uuid_sync $skip };
3268	}	3548	}
3269		3549
3270	sub emergency_save() {	3550	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3551	my $freeze_guard = cf::freeze_mainloop;
3272		3552
…		…
3278	# and maps saved/destroyed asynchronously.	3558	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3559	warn "begin emergency player save\n";
3280	for my $login (keys %cf::PLAYER) {	3560	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3561	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3562	$pl->valid or next;
		3563	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3564	$pl->save;
3284	}	3565	}
3285	warn "end emergency player save\n";	3566	warn "end emergency player save\n";
3286		3567
3287	warn "begin emergency map save\n";	3568	warn "begin emergency map save\n";
…		…
3293	warn "end emergency map save\n";	3574	warn "end emergency map save\n";
3294		3575
3295	warn "begin emergency database checkpoint\n";	3576	warn "begin emergency database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3577	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3578	warn "end emergency database checkpoint\n";
		3579
		3580	warn "begin write uuid\n";
		3581	write_uuid_sync 1;
		3582	warn "end write uuid\n";
3298	};	3583	};
3299		3584
3300	warn "leave emergency perl save\n";	3585	warn "leave emergency perl save\n";
3301	}	3586	}
3302		3587
3303	sub post_cleanup {	3588	sub post_cleanup {
3304	my ($make_core) = @_;	3589	my ($make_core) = @_;
3305		3590
3306	warn Carp::longmess "post_cleanup backtrace"	3591	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3592	if $make_core;
		3593
		3594	my $fh = pidfile;
		3595	unlink $PIDFILE if <$fh> == $$;
		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 $pkg\n";#d#
3308	}	3622	}
3309		3623
3310	sub do_reload_perl() {	3624	sub do_reload_perl() {
3311	# can/must only be called in main	3625	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3314	return;	3628	return;
3315	}	3629	}
3316		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3317	warn "reloading...";	3634	warn "reloading...";
3318		3635
3319	warn "entering sync_job";	3636	warn "entering sync_job";
3320		3637
3321	cf::sync_job {	3638	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3640	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3325		3642
3326	warn "syncing database to disk";	3643	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3645
3329	# 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
3330		3647
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$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	}	3651	}
3368		3652
3369	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3371	}	3655	%EXT_CORO = ();
3372		3656
3373	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3666	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3667
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3384	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3385	}	3677	}
3386		3678
3387	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 $k;
3388	}	3694	}
3389		3695
3390	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3392	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);
3393		3699
3394	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3397		3703
3398	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3705	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3401		3707
3402	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3403		3709
3404	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3405	require cf;	3711	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3713
3408	warn "loading config and database again";	3714	warn "loading config and database again";
3409	cf::reload_config;	3715	cf::reload_config;
3410		3716
3411	warn "loading extensions";	3717	warn "loading extensions";
3412	cf::load_extensions;	3718	cf::load_extensions;
3413		3719
3414	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3420		3726
		3727	warn "running post_load";
		3728	(pop @POST_INIT)->(1) while @POST_INIT;
		3729
3421	warn "leaving sync_job";	3730	warn "leaving sync_job";
3422		3731
3423	1	3732	1
3424	} or do {	3733	} or do {
3425	warn $@;	3734	warn $@;
3426	warn "error while reloading, exiting.";	3735	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3736	};
3429		3737
3430	warn "reloaded";	3738	warn "reloaded";
		3739	--$RELOAD;
		3740	}
3431	};	3741	};
3432		3742
3433	our $RELOAD_WATCHER; # used only during reload	3743	our $RELOAD_WATCHER; # used only during reload
3434		3744
3435	sub reload_perl() {	3745	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3746	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3747	# coro crashes during coro_state_free->destroy here.
3438		3748
3439	$RELOAD_WATCHER ||= Event->timer (	3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3440	reentrant => 0,
3441	after => 0,
3442	data => WF_AUTOCANCEL,
3443	cb => sub {
3444	do_reload_perl;	3750	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3751	undef $RELOAD_WATCHER;
3446	},
3447	);	3752	};
3448	}	3753	}
3449		3754
3450	register_command "reload" => sub {	3755	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3756	my ($who, $arg) = @_;
3452		3757
…		…
3465		3770
3466	our @WAIT_FOR_TICK;	3771	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3772	our @WAIT_FOR_TICK_BEGIN;
3468		3773
3469	sub wait_for_tick {	3774	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3775	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3776
3473	my $signal = new Coro::Signal;	3777	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3778	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3779	$signal->wait;
3476	}	3780	}
3477		3781
3478	sub wait_for_tick_begin {	3782	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3783	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3784
3482	my $signal = new Coro::Signal;	3785	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3786	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3787	$signal->wait;
3485	}	3788	}
3486		3789
3487	$TICK_WATCHER = Event->timer (	3790	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 != $Coro::main) {	3791	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3793	unless ++$bug_warning > 10;
3497	return;	3794	return;
3498	}	3795	}
3499		3796
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3797	cf::server_tick; # one server iteration
3503		3798
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3801	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3802	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3803	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3804	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3805	};
		3806	}
3515		3807
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3809	$sig->send;
3518	}	3810	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3811	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3812	$sig->send;
3521	}	3813	}
3522		3814
3523	$NOW = Event::time;	3815	$LOAD = ($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;	3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3817
3534	_post_tick;	3818	if (0) {
		3819	if ($NEXT_TICK) {
		3820	my $jitter = $TICK_START - $NEXT_TICK;
		3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3822	warn "jitter $JITTER\n";#d#
		3823	}
3535	},	3824	}
3536	);	3825	}
3537		3826
3538	{	3827	{
		3828	# configure BDB
		3829
3539	BDB::min_parallel 8;	3830	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3831	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3832	$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	$! = $status;
3561	},
3562	)
3563	};
3564		3833
3565	unless ($DB_ENV) {	3834	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3835	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| 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;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3839	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3840	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3841
3572	cf::sync_job {	3842	cf::sync_job {
3573	eval {	3843	eval {
…		…
3583		3853
3584	cf::cleanup "db_env_open(db): $@" if $@;	3854	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3855	};
3586	}	3856	}
3587		3857
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3858	$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 { };	3859	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3860	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3861	$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 { };	3862	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3863	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3864	$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 { };	3865	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3866	};
3618	}	3867	}
3619		3868
3620	{	3869	{
		3870	# configure IO::AIO
		3871
3621	IO::AIO::min_parallel 8;	3872	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3873	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3874	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	}	3875	}
3634		3876
3635	my $_log_backtrace;	3877	my $_log_backtrace;
3636		3878
3637	sub _log_backtrace {	3879	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	3882	$msg =~ s/\n//;
3641		3883
3642	# limit the # of concurrent backtraces	3884	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	3885	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	3886	++$_log_backtrace;
		3887	my $perl_bt = Carp::longmess $msg;
3645	async {	3888	async {
3646	$Coro::current->{desc} = "abt $msg";	3889	$Coro::current->{desc} = "abt $msg";
3647		3890
3648	my @bt = fork_call {	3891	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	3892	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	3903	}
3661		3904
3662	@funcs	3905	@funcs
3663	};	3906	};
3664		3907
3665	LOG llevInfo, "[ABT] $msg\n";	3908	LOG llevInfo, "[ABT] $perl_bt\n";
		3909	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	3910	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	3911	--$_log_backtrace;
3668	};	3912	};
3669	} else {	3913	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	3914	LOG llevInfo, "[ABT] $msg\n";

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