ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		136
106	binmode STDOUT;	137	binmode STDOUT;
107	binmode STDERR;	138	binmode STDERR;
108		139
109	# read virtual server time, if available	140	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
114	}	145	}
115		146
116	mkdir $_	147	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		193
163	The raw value load value from the last tick.	194	The raw value load value from the last tick.
164		195
165	=item %cf::CFG	196	=item %cf::CFG
166		197
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	199	from wherever your confdir points to.
169		200
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		202
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	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;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		225
195	LOG llevError, $msg;	226	LOG llevError, $msg;
196	};	227	};
197	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
198		244
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	255	for my $pkg (qw(
210	cf::global cf::attachable	256	cf::global cf::attachable
211	cf::object cf::object::player	257	cf::object cf::object::player
212	cf::client cf::player	258	cf::client cf::player
213	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
214	cf::map cf::party cf::region	261	cf::party cf::region
215	)) {	262	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	264	}
219		265
220	$Event::DIED = sub {	266	$EV::DIED = sub {
221	warn "error in event callback: @_";	267	warn "error in event callback: @_";
222	};	268	};
223		269
224	#############################################################################	270	#############################################################################
225		271
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	295	$d
250	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
251	}	297	}
252		298
253	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
254		300
255	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
256		302
257	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
258		304
259	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
260		306
261	=cut	307	=cut
262		308
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		310
265	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
267		327
268	=item cf::lock_wait $string	328	=item cf::lock_wait $string
269		329
270	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
271		331
…		…
299	return;#d#	359	return;#d#
300	}#d#	360	}#d#
301		361
302	# wait for lock, if any	362	# wait for lock, if any
303	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	366	Coro::schedule;
306	}	367	}
307	}	368	}
308		369
…		…
327		388
328	! ! $LOCK{$key}	389	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	445	}
374	}	446	}
375	}	447	}
376		448
377	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	452	$signal->wait;
381	} else {	453	} else {
382	Coro::schedule;	454	Coro::schedule;
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	If it must be done, put the blocking parts into C<sync_job>. This will run	490	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	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
433		507
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
437		509
438	my $busy = 1;	510	my $busy = 1;
439	my @res;	511	my @res;
440		512
…		…
444	warn $@ if $@;	516	warn $@ if $@;
445	undef $busy;	517	undef $busy;
446	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
447		519
448	while ($busy) {	520	while ($busy) {
449	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
450	}	525	}
		526	}
451		527
452	$time = Event::time - $time;	528	my $time = EV::time - $time;
453		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
458		531
459	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
460	} else {	533	} else {
461	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
462		535
…		…
487	=item fork_call { }, $args	560	=item fork_call { }, $args
488		561
489	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
493		566
494	=cut	567	=cut
495		568
496	sub fork_call(&@) {	569	sub fork_call(&@) {
497	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
504	reset_signals;	577	reset_signals;
505	&$cb	578	&$cb
506	}, @args;	579	}, @args;
507		580
508	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
509	}	609	}
510		610
511	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
512		612
513	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
652		752
653	#############################################################################	753	#############################################################################
654		754
655	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
656		756
657	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
660		760
661	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	763	Deliantra).
664		764
665	=over 4	765	=over 4
666		766
667	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
668		768
…		…
712	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
713		813
714	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
716		816
717	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
719		819
720	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
721		821
722	=over 4	822	=over 4
…		…
950	}	1050	}
951		1051
952	0	1052	0
953	}	1053	}
954		1054
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1056
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1058
959	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
960		1060
…		…
966		1066
967	=cut	1067	=cut
968		1068
969	#############################################################################	1069	#############################################################################
970	# object support	1070	# object support
971	#
972		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
973	sub _can_merge {	1105	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
975		1107
976	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1109
980	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
981	}	1112	}
982		1113
983	sub reattach {	1114	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1116	my ($obj) = @_;
986		1117
		1118	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1120
989	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
990		1122
991	@$registry = ();	1123	@$registry = ();
992		1124
…		…
1007	cf::attachable->attach (	1139	cf::attachable->attach (
1008	prio => -1000000,	1140	prio => -1000000,
1009	on_instantiate => sub {	1141	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1011		1143
1012	$data = from_json $data;	1144	$data = decode_json $data;
1013		1145
1014	for (@$data) {	1146	for (@$data) {
1015	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1016		1148
1017	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1041		1173
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1178	aio_close $fh;
1047		1179
1048	if (@$objs) {	1180	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1186	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1188	}
1057	} else {	1189	} else {
1058	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1059	}	1191	}
1060		1192
1061	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1197	} else {
1063	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1064	}	1199	}
1065	} else {	1200	} else {
1066	aio_unlink $filename;	1201	aio_unlink $filename;
…		…
1087		1222
1088	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1225	or return;
1091		1226
1092	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1093	}	1229	}
1094		1230
1095	utf8::decode (my $decname = $filename);	1231	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
…		…
1158	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1159		1295
1160	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1161	}	1297	}
1162		1298
		1299	use File::Glob ();
		1300
1163	cf::player->attach (	1301	cf::player->attach (
1164	on_command => sub {	1302	on_command => sub {
1165	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1166		1304
1167	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1199		1337
1200	cf::override;	1338	cf::override;
1201	},	1339	},
1202	);	1340	);
1203		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1204	sub load_extensions {	1355	sub load_extensions {
1205	cf::sync_job {	1356	cf::sync_job {
1206	my %todo;	1357	my %todo;
1207		1358
1208	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1227		1378
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1381
1231	$ext{source} =	1382	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1234	. $source	1385	. $source
1235	. "\n};\n1";	1386	. "\n};\n1";
1236		1387
1237	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1255		1406
1256	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1408	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1410	}
1261		1411
1262	warn $msg;	1412	warn $msg;
1263	}	1413	}
1264		1414
…		…
1278		1428
1279	=back	1429	=back
1280		1430
1281	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1282		1432
1283	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1284		1434
1285	=cut	1435	=cut
1286		1436
1287	package cf::player;	1437	package cf::player;
1288		1438
…		…
1331		1481
1332	sub exists($) {	1482	sub exists($) {
1333	my ($login) = @_;	1483	my ($login) = @_;
1334		1484
1335	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1337	}	1487	}
1338		1488
1339	sub find($) {	1489	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1491	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1503	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1504	or return;
1355		1505
1356	my $pl = cf::player::load_pl $f	1506	my $pl = cf::player::load_pl $f
1357	or return;	1507	or return;
		1508
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1509	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1510	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1361	}	1512	}
1362	}	1513	}
…		…
1372		1523
1373	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1374		1525
1375	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1377		1530
1378	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1532	cf::cede_to_tick;
1380	}	1533	}
1381		1534
…		…
1413	my ($pl) = @_;	1566	my ($pl) = @_;
1414		1567
1415	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1416		1569
1417	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1572
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1424		1579
1425	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1620
1466	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1467	my $path = path $login;	1622	my $path = path $login;
1468		1623
1469	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1630	}
1475		1631
…		…
1506	}	1662	}
1507		1663
1508	\@paths	1664	\@paths
1509	}	1665	}
1510		1666
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1668
1513	Expand crossfire pod fragments into protocol xml.	1669	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		1670
1562	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1563		1672
1564	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1565		1674
…		…
1632	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1634		1743
1635	sub generate_random_map {	1744	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1637	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1750	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1875
1764	# the temporary/swap location	1876	# the temporary/swap location
1765	sub save_path {	1877	sub save_path {
1766	my ($self) = @_;	1878	my ($self) = @_;
1767		1879
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1770	}	1882	}
1771		1883
1772	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1773	sub uniq_path {	1885	sub uniq_path {
1774	my ($self) = @_;	1886	my ($self) = @_;
1775		1887
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1778	}	1890	}
1779		1891
1780	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1781	# all maps in C++...	1893	# all maps in C++...
…		…
1879		1991
1880	cf::lock_wait "map_data:$path";#d#remove	1992	cf::lock_wait "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1882		1994
1883	$cf::MAP{$path} || do {	1995	$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	1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1997	my $guard2 = cf::lock_acquire "map_find:$path";
1886		1998
1887	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1888	or return;	2000	or return;
1889		2001
1890	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
…		…
1893	or return;	2005	or return;
1894		2006
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
1898	undef $guard1;	2011	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2012	$map->reset;
1901	return find $path;	2013	return find $path;
1902	}	2014	}
1903		2015
1904	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2043	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2044	$f->skip_block;
1933	$self->_load_objects ($f)	2045	$self->_load_objects ($f)
1934	or return;	2046	or return;
1935		2047
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1937	if delete $self->{load_original};	2049	if delete $self->{load_original};
1938		2050
1939	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2052	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2053	unless (aio_stat $uniq) {
…		…
1967	}	2079	}
1968		2080
1969	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
1971		2083
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2085	}
1974		2086
1975	$self->post_load;	2087	$self->post_load;
1976	}	2088	}
1977		2089
…		…
2035	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
2036		2148
2037	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
2038		2150
2039	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2153	}
2042		2154
2043	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
2044		2156
2045	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2194	cf::async {
2083	$Coro::current->{desc} = "map player save";	2195	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2085	};	2197	};
2086		2198
		2199	cf::get_slot 0.02;
		2200
2087	if ($uniq) {	2201	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2204	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2099	$self->save;	2213	$self->save;
2100		2214
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2216
2103	return if $self->players;	2217	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2219	return if $self->{deny_save};
2106		2220
2107	$self->in_memory (cf::MAP_SWAPPED);	2221	$self->in_memory (cf::MAP_SWAPPED);
2108		2222
2109	$self->deactivate;	2223	$self->deactivate;
…		…
2227		2341
2228	sub unique_maps() {	2342	sub unique_maps() {
2229	[	2343	[
2230	map {	2344	map {
2231	utf8::decode $_;	2345	utf8::decode $_;
2232	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2233	? normalise $_	2349	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2351	]
2237	}	2352	}
2238		2353
2239	package cf;
2240
2241	=back	2354	=back
2242		2355
2243	=head3 cf::object	2356	=head3 cf::object
2244		2357
2245	=cut	2358	=cut
…		…
2248		2361
2249	=over 4	2362	=over 4
2250		2363
2251	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2252		2365
2253	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2254		2368
2255	=cut	2369	=cut
2256		2370
2257	sub inv_recursive_;	2371	sub inv_recursive_;
2258	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2264	}	2378	}
2265		2379
2266	=item $ref = $ob->ref	2380	=item $ref = $ob->ref
2267		2381
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2382	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2383
2270	=item $ob = cf::object::deref ($refstring)	2384	=item $ob = cf::object::deref ($refstring)
2271		2385
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2387	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2307		2421
2308	=cut	2422	=cut
2309		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
		2437
2310	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2439	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2442	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2455
2328	} else {	2456	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2459	}
2332	}	2460	}
2333	}	2461	}
2334		2462
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2488
2361	=item $player_object->enter_link	2489	=item $player_object->enter_link
2362		2490
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2492
2365	The player should be reasonably safe there for short amounts of time. You	2493	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.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2367		2497
2368	Will never block.	2498	Will never block.
2369		2499
2370	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2371		2501
…		…
2429		2559
2430	$map->load;	2560	$map->load;
2431	$map->load_neighbours;	2561	$map->load_neighbours;
2432		2562
2433	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2434	$self->activate_recursive;	2565	$self->activate_recursive;
2435		2566
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2438	}	2569	}
…		…
2442	Moves the player to the given map-path and coordinates by first freezing	2573	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	2574	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	2575	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	2576	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2577	be called at the end of this process.
		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
2447		2581
2448	=cut	2582	=cut
2449		2583
2450	our $GOTOGEN;	2584	our $GOTOGEN;
2451		2585
…		…
2530	}	2664	}
2531		2665
2532	sub prepare_random_map {	2666	sub prepare_random_map {
2533	my ($exit) = @_;	2667	my ($exit) = @_;
2534		2668
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2671	# that depends on the exit object
2540		2672
2541	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2675	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2548	}	2682	}
2549		2683
2550	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2551		2685
2552	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2555		2689
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2692	undef $fh;
2559	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2560		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2563	}	2701	}
2564	}	2702	}
2565		2703
2566	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2568		2706
2569	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2570		2708
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;	2709	$self->enter_link;
2583		2710
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 {	2711	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2712	$Coro::current->{desc} = "enter_exit";
2590		2713
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2593	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2594		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2595	1;	2735	1
2596	}) {	2736	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2741
2602	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2632		2772
2633	=cut	2773	=cut
2634		2774
		2775	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2776	our %CHANNEL = (
2636	"c/identify" => {	2777	"c/identify" => {
2637	id => "infobox",	2778	id => "infobox",
2638	title => "Identify",	2779	title => "Identify",
2639	reply => undef,	2780	reply => undef,
…		…
2643	id => "infobox",	2784	id => "infobox",
2644	title => "Examine",	2785	title => "Examine",
2645	reply => undef,	2786	reply => undef,
2646	tooltip => "Signs and other items you examined",	2787	tooltip => "Signs and other items you examined",
2647	},	2788	},
		2789	"c/book" => {
		2790	id => "infobox",
		2791	title => "Book",
		2792	reply => undef,
		2793	tooltip => "The contents of a note or book",
		2794	},
2648	"c/lookat" => {	2795	"c/lookat" => {
2649	id => "infobox",	2796	id => "infobox",
2650	title => "Look",	2797	title => "Look",
2651	reply => undef,	2798	reply => undef,
2652	tooltip => "What you saw there",	2799	tooltip => "What you saw there",
2653	},	2800	},
		2801	"c/who" => {
		2802	id => "infobox",
		2803	title => "Players",
		2804	reply => undef,
		2805	tooltip => "Shows players who are currently online",
		2806	},
		2807	"c/body" => {
		2808	id => "infobox",
		2809	title => "Body Parts",
		2810	reply => undef,
		2811	tooltip => "Shows which body parts you posess and are available",
		2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2654	);	2837	);
2655		2838
2656	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2841
2659	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2660		2844
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		2846
2663	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	2848	if ($CHANNEL{$channel}) {
…		…
2685	if ($self->can_msg) {	2869	if ($self->can_msg) {
2686	# default colour, mask it out	2870	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2689		2873
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2692	} else {	2890	} else {
2693	if ($color >= 0) {	2891	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {	2893	for ($msg) {
2696	1 while	2894	1 while
…		…
2894	=pod	3092	=pod
2895		3093
2896	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2897		3095
2898	cf::object	3096	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3097	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
2901		3099
2902	cf::object::player	3100	cf::object::player
2903	player	3101	player
2904		3102
2905	cf::player	3103	cf::player
…		…
2910		3108
2911	=cut	3109	=cut
2912		3110
2913	for (	3111	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3114	decrease split destroy change_exp)],
2917	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2919	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2920	) {	3118	) {
2921	no strict 'refs';	3119	no strict 'refs';
…		…
3026	{	3224	{
3027	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
3028		3226
3029	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
3031	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	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};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035		3234
3036	cf::cede_to_tick;	3235	cf::cede_to_tick;
3037	}	3236	}
3038		3237
3039	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
3041	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
3042	or next;	3242	or next;
		3243
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3247	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3266	{
3066	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
3069		3270
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3274	my $data;
3075		3275
3076	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
3077	# prepend meta info	3277	# prepend meta info
3078		3278
3079	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
3080	name => $name,	3280	name => $name,
3081	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
3082	});	3282	});
3083		3283
3084	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
3085	} else {	3291	} else {
3086	$data = $info->{data};	3292	$RESOURCE{$name} = $info;
3087	}	3293	}
3088		3294
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;	3295	cf::cede_to_tick;
3093	}	3296	}
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	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3300
3114	1	3301	1
3115	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
3116		3323
3117	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
3119		3326
3120	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
3122	}	3329	}
3123	};	3330	};
		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
3124		3341
3125	sub reload_regions {	3342	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3344	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3359	}
3143		3360
3144	sub reload_archetypes {	3361	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3363	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	}	3364	}
3153		3365
3154	sub reload_treasures {	3366	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3157	}	3369	}
3158		3370
3159	sub reload_resources {	3371	sub reload_resources {
3160	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3161		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3162	reload_regions;	3376	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3377	reload_treasures;
3167		3378
3168	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3380	}
3174		3381
3175	sub reload_config {	3382	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3384	or return;
3178		3385
3179	local $/;	3386	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3181		3388
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3390
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$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};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3191	};	3398	};
3192	warn $@ if $@;	3399	warn $@ if $@;
3193	}	3400	}
3194	}	3401	}
3195		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3196	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3197	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3441	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3443	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3204	};	3445	};
3205		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3206	reload_config;	3451	reload_config;
3207	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3208	load_extensions;	3465	load_extensions;
3209		3466
3210	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3211	Event::loop;	3475	EV::loop;
3212	}	3476	}
3213		3477
3214	#############################################################################	3478	#############################################################################
3215	# initialisation and cleanup	3479	# initialisation and cleanup
3216		3480
3217	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3218	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3485	$SIGWATCHER{$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";	3486	cf::cleanup "SIG$signal";
3227	},
3228	);	3487	};
3229	}	3488	}
3230	}	3489	}
3231		3490
3232	sub write_runtime {	3491	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";
3234
3235	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3237		3494
3238	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3496
3240	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3241		3498
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3243	or return;	3500	or return;
3244		3501
3245	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3258		3515
3259	close $fh	3516	close $fh
3260	or return;	3517	or return;
3261		3518
3262	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3520	and return;
3264		3521
3265	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3266		3523
3267	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3268	}	3575	}
3269		3576
3270	sub emergency_save() {	3577	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3272		3579
3273	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3274		3581
3275	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3276	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3596	$pl->save;
3284	}	3597	}
3285	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3286		3599
3287	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3603	$map->valid or next;
3291	$map->save;	3604	$map->save;
3292	}	3605	}
3293	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3294		3607
3295	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3298	};	3615	};
3299		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3300	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3301	}	3623	}
3302		3624
3303	sub post_cleanup {	3625	sub post_cleanup {
3304	my ($make_core) = @_;	3626	my ($make_core) = @_;
3305		3627
3306	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3308	}	3659	}
3309		3660
3310	sub do_reload_perl() {	3661	sub do_reload_perl() {
3311	# can/must only be called in main	3662	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3314	return;	3665	return;
3315	}	3666	}
3316		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3317	warn "reloading...";	3673	warn "reloading...";
3318		3674
3319	warn "entering sync_job";	3675	warn "entering sync_job";
3320		3676
3321	cf::sync_job {	3677	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3679	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3325		3681
3326	warn "syncing database to disk";	3682	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3684
3329	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3330		3686
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$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	}	3690	}
3368		3691
3369	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3371	}	3694	%EXT_CORO = ();
3372		3695
3373	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3705	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3706
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3384	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3385	}	3716	}
3386		3717
3387	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3388	}	3733	}
3389		3734
3390	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3738
3394	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3397		3742
3398	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3744	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3401		3746
3402	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3403		3748
3404	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3405	require cf;	3750	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3752
3408	warn "loading config and database again";	3753	warn "loading config and database again";
3409	cf::reload_config;	3754	cf::reload_config;
3410		3755
3411	warn "loading extensions";	3756	warn "loading extensions";
3412	cf::load_extensions;	3757	cf::load_extensions;
3413		3758
		3759	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3420		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3421	warn "leaving sync_job";	3771	warn "leaving sync_job";
3422		3772
3423	1	3773	1
3424	} or do {	3774	} or do {
3425	warn $@;	3775	warn $@;
3426	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3777	};
3429		3778
3430	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3431	};	3785	};
3432		3786
3433	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3434		3788
3435	sub reload_perl() {	3789	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3438		3792
3439	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	3795
3442	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	3797	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3446	},	3799	};
3447	);	3800	};
3448	}	3801	}
3449		3802
3450	register_command "reload" => sub {	3803	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3452		3805
…		…
3465		3818
3466	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3468		3821
3469	sub wait_for_tick {	3822	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3824
3473	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3827	$signal->wait;
3476	}	3828	}
3477		3829
3478	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3832
3482	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3835	$signal->wait;
3485	}	3836	}
3486		3837
3487	$TICK_WATCHER = Event->timer (	3838	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 != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3497	return;	3842	return;
3498	}	3843	}
3499		3844
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3503		3846
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3849	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3850	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3851	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3852	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3853	};
		3854	}
3515		3855
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3857	$sig->send;
3518	}	3858	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3860	$sig->send;
3521	}	3861	}
3522		3862
3523	$NOW = Event::time;	3863	$LOAD = ($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;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3865
3534	_post_tick;	3866	if (0) {
		3867	if ($NEXT_TICK) {
		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3535	},	3872	}
3536	);	3873	}
3537		3874
3538	{	3875	{
		3876	# configure BDB
		3877
3539	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3879	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3880	$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	$! = $status;
3561	},
3562	)
3563	};
3564		3881
3565	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3889
3572	cf::sync_job {	3890	cf::sync_job {
3573	eval {	3891	eval {
…		…
3583		3901
3584	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3903	};
3586	}	3904	}
3587		3905
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3906	$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 { };	3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3908	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3909	$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 { };	3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3911	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3912	$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 { };	3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3914	};
3618	}	3915	}
3619		3916
3620	{	3917	{
		3918	# configure IO::AIO
		3919
3621	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3922	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	}	3923	}
3634		3924
3635	my $_log_backtrace;	3925	my $_log_backtrace;
3636		3926
3637	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3640	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3641		3931
3642	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3644	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3645	async {	3936	async {
3646	$Coro::current->{desc} = "abt $msg";	3937	$Coro::current->{desc} = "abt $msg";
3647		3938
3648	my @bt = fork_call {	3939	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	3951	}
3661		3952
3662	@funcs	3953	@funcs
3663	};	3954	};
3664		3955
3665	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	3959	--$_log_backtrace;
3668	};	3960	};
3669	} else {	3961	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines