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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 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	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	505
434	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
435		507
436	my $busy = 1;	508	my $busy = 1;
437	my @res;	509	my @res;
438		510
…		…
442	warn $@ if $@;	514	warn $@ if $@;
443	undef $busy;	515	undef $busy;
444	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
445		517
446	while ($busy) {	518	while ($busy) {
447	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
448	}	523	}
		524	}
449		525
450	$time = Event::time - $time;	526	my $time = EV::time - $time;
451		527
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
456		529
457	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
458	} else {	531	} else {
459	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
460		533
…		…
485	=item fork_call { }, $args	558	=item fork_call { }, $args
486		559
487	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
488	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
491		564
492	=cut	565	=cut
493		566
494	sub fork_call(&@) {	567	sub fork_call(&@) {
495	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
502	reset_signals;	575	reset_signals;
503	&$cb	576	&$cb
504	}, @args;	577	}, @args;
505		578
506	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
507	}	607	}
508		608
509	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
510		610
511	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
650		750
651	#############################################################################	751	#############################################################################
652		752
653	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
654		754
655	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
656	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")
657	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
658		758
659	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>
660	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
661	Crossfire TRT).	761	Deliantra).
662		762
663	=over 4	763	=over 4
664		764
665	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
666		766
…		…
710	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
711		811
712	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
713	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
714		814
715	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
716	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.
717		817
718	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
719		819
720	=over 4	820	=over 4
…		…
948	}	1048	}
949		1049
950	0	1050	0
951	}	1051	}
952		1052
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1054
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1056
957	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
958		1058
…		…
964		1064
965	=cut	1065	=cut
966		1066
967	#############################################################################	1067	#############################################################################
968	# object support	1068	# object support
969	#
970		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#
971	sub _can_merge {	1103	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
973		1105
974	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1107
978	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
979	}	1110	}
980		1111
981	sub reattach {	1112	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1114	my ($obj) = @_;
984		1115
		1116	# no longer needed after getting rid of delete_package?
985	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
986		1118
987	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
988		1120
989	@$registry = ();	1121	@$registry = ();
990		1122
…		…
1005	cf::attachable->attach (	1137	cf::attachable->attach (
1006	prio => -1000000,	1138	prio => -1000000,
1007	on_instantiate => sub {	1139	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1009		1141
1010	$data = from_json $data;	1142	$data = decode_json $data;
1011		1143
1012	for (@$data) {	1144	for (@$data) {
1013	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1014		1146
1015	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1039		1171
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1044	close $fh;	1176	aio_close $fh;
1045		1177
1046	if (@$objs) {	1178	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1184	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1186	}
1055	} else {	1187	} else {
1056	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1057	}	1189	}
1058		1190
1059	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1060	} else {	1195	} else {
1061	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1062	}	1197	}
1063	} else {	1198	} else {
1064	aio_unlink $filename;	1199	aio_unlink $filename;
…		…
1085		1220
1086	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1223	or return;
1089		1224
1090	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1091	}	1227	}
1092		1228
1093	utf8::decode (my $decname = $filename);	1229	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
…		…
1225		1361
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1364
1229	$ext{source} =	1365	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1232	. $source	1368	. $source
1233	. "\n};\n1";	1369	. "\n};\n1";
1234		1370
1235	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1253		1389
1254	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1391	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1393	}
1259		1394
1260	warn $msg;	1395	warn $msg;
1261	}	1396	}
1262		1397
…		…
1276		1411
1277	=back	1412	=back
1278		1413
1279	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1280		1415
1281	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1282		1417
1283	=cut	1418	=cut
1284		1419
1285	package cf::player;	1420	package cf::player;
1286		1421
…		…
1329		1464
1330	sub exists($) {	1465	sub exists($) {
1331	my ($login) = @_;	1466	my ($login) = @_;
1332		1467
1333	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1335	}	1470	}
1336		1471
1337	sub find($) {	1472	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1474	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1486	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1487	or return;
1353		1488
1354	my $pl = cf::player::load_pl $f	1489	my $pl = cf::player::load_pl $f
1355	or return;	1490	or return;
		1491
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1492	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1493	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1359	}	1495	}
1360	}	1496	}
…		…
1370		1506
1371	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1372		1508
1373	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
		1511
		1512	cf::get_slot 0.01;
1375		1513
1376	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1515	cf::cede_to_tick;
1378	}	1516	}
1379		1517
…		…
1411	my ($pl) = @_;	1549	my ($pl) = @_;
1412		1550
1413	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1414		1552
1415	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1555
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1422		1562
1423	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1603
1464	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
1465	my $path = path $login;	1605	my $path = path $login;
1466		1606
1467	# a .pst is a dead give-away for a valid player	1607	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1613	}
1473		1614
…		…
1504	}	1645	}
1505		1646
1506	\@paths	1647	\@paths
1507	}	1648	}
1508		1649
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1651
1511	Expand crossfire pod fragments into protocol xml.	1652	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1653
1560	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1561		1655
1562	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1563		1657
…		…
1630	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1632		1726
1633	sub generate_random_map {	1727	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1635	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1733	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1858
1762	# the temporary/swap location	1859	# the temporary/swap location
1763	sub save_path {	1860	sub save_path {
1764	my ($self) = @_;	1861	my ($self) = @_;
1765		1862
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1768	}	1865	}
1769		1866
1770	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1771	sub uniq_path {	1868	sub uniq_path {
1772	my ($self) = @_;	1869	my ($self) = @_;
1773		1870
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1776	}	1873	}
1777		1874
1778	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1779	# all maps in C++...	1876	# all maps in C++...
…		…
1877		1974
1878	cf::lock_wait "map_data:$path";#d#remove	1975	cf::lock_wait "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1880		1977
1881	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1980	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1981
1885	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1886	or return;	1983	or return;
1887		1984
1888	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
…		…
1891	or return;	1988	or return;
1892		1989
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
1896	undef $guard1;	1994	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	1995	$map->reset;
1899	return find $path;	1996	return find $path;
1900	}	1997	}
1901		1998
1902	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2026	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2027	$f->skip_block;
1931	$self->_load_objects ($f)	2028	$self->_load_objects ($f)
1932	or return;	2029	or return;
1933		2030
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1935	if delete $self->{load_original};	2032	if delete $self->{load_original};
1936		2033
1937	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2035	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2036	unless (aio_stat $uniq) {
…		…
1965	}	2062	}
1966		2063
1967	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1969		2066
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2068	}
1972		2069
1973	$self->post_load;	2070	$self->post_load;
1974	}	2071	}
1975		2072
…		…
2033	my ($path, $origin, $load) = @_;	2130	my ($path, $origin, $load) = @_;
2034		2131
2035	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
2036		2133
2037	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2136	}
2040		2137
2041	$MAP_PREFETCH{$path} |= $load;	2138	$MAP_PREFETCH{$path} |= $load;
2042		2139
2043	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2177	cf::async {
2081	$Coro::current->{desc} = "map player save";	2178	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2083	};	2180	};
2084		2181
		2182	cf::get_slot 0.02;
		2183
2085	if ($uniq) {	2184	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2187	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2188	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2196	$self->save;
2098		2197
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2199
2101	return if $self->players;	2200	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2202	return if $self->{deny_save};
2104		2203
2105	$self->in_memory (cf::MAP_SWAPPED);	2204	$self->in_memory (cf::MAP_SWAPPED);
2106		2205
2107	$self->deactivate;	2206	$self->deactivate;
…		…
2225		2324
2226	sub unique_maps() {	2325	sub unique_maps() {
2227	[	2326	[
2228	map {	2327	map {
2229	utf8::decode $_;	2328	utf8::decode $_;
2230	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2231	? normalise $_	2332	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2334	]
2235	}	2335	}
2236		2336
2237	package cf;
2238
2239	=back	2337	=back
2240		2338
2241	=head3 cf::object	2339	=head3 cf::object
2242		2340
2243	=cut	2341	=cut
…		…
2246		2344
2247	=over 4	2345	=over 4
2248		2346
2249	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2250		2348
2251	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2252		2351
2253	=cut	2352	=cut
2254		2353
2255	sub inv_recursive_;	2354	sub inv_recursive_;
2256	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2262	}	2361	}
2263		2362
2264	=item $ref = $ob->ref	2363	=item $ref = $ob->ref
2265		2364
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2365	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2366
2268	=item $ob = cf::object::deref ($refstring)	2367	=item $ob = cf::object::deref ($refstring)
2269		2368
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2370	even if the object actually exists. May block.
…		…
2273	=cut	2372	=cut
2274		2373
2275	sub deref {	2374	sub deref {
2276	my ($ref) = @_;	2375	my ($ref) = @_;
2277		2376
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2378	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2380	or return;
2285	$pl->ob->uuid eq $uuid	2381	$pl->ob->uuid eq $uuid
2286	or return;	2382	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2402	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2308		2404
2309	=cut	2405	=cut
2310		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
		2420
2311	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2422	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2425	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2438
2329	} else {	2439	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2442	}
2333	}	2443	}
2334	}	2444	}
2335		2445
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2471
2362	=item $player_object->enter_link	2472	=item $player_object->enter_link
2363		2473
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2475
2366	The player should be reasonably safe there for short amounts of time. You	2476	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2368		2480
2369	Will never block.	2481	Will never block.
2370		2482
2371	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2372		2484
…		…
2430		2542
2431	$map->load;	2543	$map->load;
2432	$map->load_neighbours;	2544	$map->load_neighbours;
2433		2545
2434	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2435	$self->activate_recursive;	2548	$self->activate_recursive;
2436		2549
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2439	}	2552	}
…		…
2443	Moves the player to the given map-path and coordinates by first freezing	2556	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2558	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2559	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2560	be called at the end of this process.
		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
2448		2564
2449	=cut	2565	=cut
2450		2566
2451	our $GOTOGEN;	2567	our $GOTOGEN;
2452		2568
…		…
2531	}	2647	}
2532		2648
2533	sub prepare_random_map {	2649	sub prepare_random_map {
2534	my ($exit) = @_;	2650	my ($exit) = @_;
2535		2651
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2654	# that depends on the exit object
2541		2655
2542	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2658	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2549	}	2665	}
2550		2666
2551	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2552		2668
2553	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2556		2672
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2675	undef $fh;
2560	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2561		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2564	}	2684	}
2565	}	2685	}
2566		2686
2567	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2569		2689
2570	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2571		2691
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2692	$self->enter_link;
2584		2693
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2694	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2695	$Coro::current->{desc} = "enter_exit";
2591		2696
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2594	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2595		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2596	1;	2718	1
2597	}) {	2719	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2724
2603	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2633		2755
2634	=cut	2756	=cut
2635		2757
		2758	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2759	our %CHANNEL = (
2637	"c/identify" => {	2760	"c/identify" => {
2638	id => "infobox",	2761	id => "infobox",
2639	title => "Identify",	2762	title => "Identify",
2640	reply => undef,	2763	reply => undef,
…		…
2644	id => "infobox",	2767	id => "infobox",
2645	title => "Examine",	2768	title => "Examine",
2646	reply => undef,	2769	reply => undef,
2647	tooltip => "Signs and other items you examined",	2770	tooltip => "Signs and other items you examined",
2648	},	2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
2649	"c/lookat" => {	2778	"c/lookat" => {
2650	id => "infobox",	2779	id => "infobox",
2651	title => "Look",	2780	title => "Look",
2652	reply => undef,	2781	reply => undef,
2653	tooltip => "What you saw there",	2782	tooltip => "What you saw there",
2654	},	2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
2655	);	2820	);
2656		2821
2657	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2659		2824
2660	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2661		2827
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		2829
2664	# check predefined channels, for the benefit of C	2830	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	2831	if ($CHANNEL{$channel}) {
…		…
2686	if ($self->can_msg) {	2852	if ($self->can_msg) {
2687	# default colour, mask it out	2853	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2690		2856
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2693	} else {	2873	} else {
2694	if ($color >= 0) {	2874	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {	2876	for ($msg) {
2697	1 while	2877	1 while
…		…
2895	=pod	3075	=pod
2896		3076
2897	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2898		3078
2899	cf::object	3079	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3081	insert remove name archname title slaying race decrease split
2902		3082
2903	cf::object::player	3083	cf::object::player
2904	player	3084	player
2905		3085
2906	cf::player	3086	cf::player
…		…
2911		3091
2912	=cut	3092	=cut
2913		3093
2914	for (	3094	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3097	decrease split destroy change_exp)],
2918	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2920	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2921	) {	3101	) {
2922	no strict 'refs';	3102	no strict 'refs';
…		…
3027	{	3207	{
3028	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
3029		3209
3030	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
3032	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036		3217
3037	cf::cede_to_tick;	3218	cf::cede_to_tick;
3038	}	3219	}
3039		3220
3040	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
3042	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
3043	or next;	3225	or next;
		3226
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3230	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3066	{	3249	{
3067	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
3070		3253
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;	3257	my $data;
3076		3258
3077	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
3078	# prepend meta info	3260	# prepend meta info
3079		3261
3080	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
3081	name => $name,	3263	name => $name,
3082	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
3083	});	3265	});
3084		3266
3085	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
3086	} else {	3274	} else {
3087	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
3088	}	3276	}
3089		3277
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3278	cf::cede_to_tick;
3094	}	3279	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3283
3115	1	3284	1
3116	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
3117		3306
3118	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
3120		3309
3121	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
3123	}	3312	}
3124	};	3313	};
		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
3125		3324
3126	sub reload_regions {	3325	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3326	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3327	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3328	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3342	}
3144		3343
3145	sub reload_archetypes {	3344	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3347	}
3154		3348
3155	sub reload_treasures {	3349	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
3158	}	3352	}
3159		3353
3160	sub reload_resources {	3354	sub reload_resources {
3161	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
3162		3356
		3357	reload_facedata;
		3358	reload_archetypes;
3163	reload_regions;	3359	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3360	reload_treasures;
3168		3361
3169	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3363	}
3175		3364
3176	sub reload_config {	3365	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3367	or return;
3179		3368
3180	local $/;	3369	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3182		3371
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3373
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3192	};	3381	};
3193	warn $@ if $@;	3382	warn $@ if $@;
3194	}	3383	}
3195	}	3384	}
3196		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3197	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
3198	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3424	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3426	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3205	};	3428	};
3206		3429
		3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
3207	reload_config;	3434	reload_config;
3208	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3209	load_extensions;	3448	load_extensions;
3210		3449
3211	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3212	Event::loop;	3458	EV::loop;
3213	}	3459	}
3214		3460
3215	#############################################################################	3461	#############################################################################
3216	# initialisation and cleanup	3462	# initialisation and cleanup
3217		3463
3218	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3219	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3228	},
3229	);	3470	};
3230	}	3471	}
3231	}	3472	}
3232		3473
3233	sub write_runtime {	3474	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";
3235
3236	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3238		3477
3239	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3479
3241	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3242		3481
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3244	or return;	3483	or return;
3245		3484
3246	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3259		3498
3260	close $fh	3499	close $fh
3261	or return;	3500	or return;
3262		3501
3263	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3503	and return;
3265		3504
3266	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3267		3506
3268	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3269	}	3558	}
3270		3559
3271	sub emergency_save() {	3560	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3273		3562
…		…
3279	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3281	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3574	$pl->save;
3285	}	3575	}
3286	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3287		3577
3288	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3294	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3295		3585
3296	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3299	};	3593	};
3300		3594
3301	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3302	}	3596	}
3303		3597
3304	sub post_cleanup {	3598	sub post_cleanup {
3305	my ($make_core) = @_;	3599	my ($make_core) = @_;
3306		3600
3307	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3309	}	3632	}
3310		3633
3311	sub do_reload_perl() {	3634	sub do_reload_perl() {
3312	# can/must only be called in main	3635	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3314	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3315	return;	3638	return;
3316	}	3639	}
3317		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3318	warn "reloading...";	3644	warn "reloading...";
3319		3645
3320	warn "entering sync_job";	3646	warn "entering sync_job";
3321		3647
3322	cf::sync_job {	3648	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3650	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3326		3652
3327	warn "syncing database to disk";	3653	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3655
3330	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3331		3657
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3343	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();
3351
3352	warn "removing commands";
3353	%COMMAND = ();
3354
3355	warn "removing ext/exti commands";
3356	%EXTCMD = ();
3357	%EXTICMD = ();
3358
3359	warn "unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";
3362
3363	if (my $cb = $pkg->can ("unload")) {
3364	eval {
3365	$cb->($pkg);
3366	1
3367	} or warn "$pkg unloaded, but with errors: $@";
3368	}	3661	}
3369		3662
3370	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3371	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3372	}	3665	%EXT_CORO = ();
3373		3666
3374	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3375	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3378	warn "... unloading $k";	3676	warn "... unloading $pkg";
3379	delete $INC{$k};
3380		3677
3381	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;
3383
3384	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3385	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3386	}	3687	}
3387		3688
3388	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3389	}	3704	}
3390		3705
3391	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3709
3395	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3398		3713
3399	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3715	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3402		3717
3403	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3404		3719
3405	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3406	require cf;	3721	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3408		3723
3409	warn "loading config and database again";	3724	warn "loading config and database again";
3410	cf::reload_config;	3725	cf::reload_config;
3411		3726
3412	warn "loading extensions";	3727	warn "loading extensions";
3413	cf::load_extensions;	3728	cf::load_extensions;
3414		3729
3415	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3421		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3422	warn "leaving sync_job";	3740	warn "leaving sync_job";
3423		3741
3424	1	3742	1
3425	} or do {	3743	} or do {
3426	warn $@;	3744	warn $@;
3427	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3746	};
3430		3747
3431	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3432	};	3751	};
3433		3752
3434	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3435		3754
3436	sub reload_perl() {	3755	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3439		3758
3440	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3441	reentrant => 0,
3442	after => 0,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	do_reload_perl;	3760	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3447	},
3448	);	3762	};
3449	}	3763	}
3450		3764
3451	register_command "reload" => sub {	3765	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3453		3767
…		…
3466		3780
3467	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3469		3783
3470	sub wait_for_tick {	3784	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3473		3786
3474	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3789	$signal->wait;
3477	}	3790	}
3478		3791
3479	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3482		3794
3483	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3797	$signal->wait;
3486	}	3798	}
3487		3799
3488	$TICK_WATCHER = Event->timer (	3800	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3498	return;	3804	return;
3499	}	3805	}
3500		3806
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3504		3808
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3811	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3812	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3813	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3814	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3815	};
		3816	}
3516		3817
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3819	$sig->send;
3519	}	3820	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3822	$sig->send;
3522	}	3823	}
3523		3824
3524	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3827
3535	_post_tick;	3828	if (0) {
		3829	if ($NEXT_TICK) {
		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3536	},	3834	}
3537	);	3835	}
3538		3836
3539	{	3837	{
		3838	# configure BDB
		3839
3540	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3541	BDB::max_poll_time $TICK * 0.1;	3841	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	3842	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		3843
3566	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		3851
3573	cf::sync_job {	3852	cf::sync_job {
3574	eval {	3853	eval {
…		…
3584		3863
3585	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	3865	};
3587	}	3866	}
3588		3867
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	3870	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	3873	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	3876	};
3619	}	3877	}
3620		3878
3621	{	3879	{
		3880	# configure IO::AIO
		3881
3622	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 6,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	3885	}
3635		3886
3636	my $_log_backtrace;	3887	my $_log_backtrace;
3637		3888
3638	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3642		3893
3643	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3646	async {	3898	async {
3647	$Coro::current->{desc} = "abt $msg";	3899	$Coro::current->{desc} = "abt $msg";
3648		3900
3649	my @bt = fork_call {	3901	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	3913	}
3662		3914
3663	@funcs	3915	@funcs
3664	};	3916	};
3665		3917
3666	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	3921	--$_log_backtrace;
3669	};	3922	};
3670	} else {	3923	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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