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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 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($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
356		426
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
359	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
360		432
361	while () {	433	while () {
362	next_job:	434	next_job:
363	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
371	}	443	}
372	}	444	}
373	}	445	}
374		446
375	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	450	$signal->wait;
379	} else {	451	} else {
380	Coro::schedule;	452	Coro::schedule;
381	}	453	}
382	}	454	}
383	};	455	};
384		456
385	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
386	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
387		461
388	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
390		464
…		…
404		478
405	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
406		480
407	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
408		482
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	486	acceptable.
413		487
414	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
415	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
…		…
420		494
421	sub sync_job(&) {	495	sub sync_job(&) {
422	my ($job) = @_;	496	my ($job) = @_;
423		497
424	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	499	my $time = EV::time;
426		500
427	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
429		503
430	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	505
432	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
433		507
434	my $busy = 1;	508	my $busy = 1;
435	my @res;	509	my @res;
436		510
437	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	513	@res = eval { $job->() };
439	warn $@ if $@;	514	warn $@ if $@;
440	undef $busy;	515	undef $busy;
441	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
442		517
443	while ($busy) {	518	while ($busy) {
444	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
445	}	523	}
		524	}
446		525
447	$time = Event::time - $time;	526	my $time = EV::time - $time;
448		527
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
453		529
454	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
455	} else {	531	} else {
456	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
457		533
…		…
482	=item fork_call { }, $args	558	=item fork_call { }, $args
483		559
484	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
485	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
488		564
489	=cut	565	=cut
490		566
491	sub fork_call(&@) {	567	sub fork_call(&@) {
492	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
499	reset_signals;	575	reset_signals;
500	&$cb	576	&$cb
501	}, @args;	577	}, @args;
502		578
503	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
504	}	607	}
505		608
506	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
507		610
508	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
647		750
648	#############################################################################	751	#############################################################################
649		752
650	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
651		754
652	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
653	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")
654	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
655		758
656	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>
657	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
658	Crossfire TRT).	761	Deliantra).
659		762
660	=over 4	763	=over 4
661		764
662	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
663		766
…		…
707	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
708		811
709	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
710	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
711		814
712	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		817
715	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
716		819
717	=over 4	820	=over 4
…		…
945	}	1048	}
946		1049
947	0	1050	0
948	}	1051	}
949		1052
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1054
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1056
954	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
955		1058
…		…
961		1064
962	=cut	1065	=cut
963		1066
964	#############################################################################	1067	#############################################################################
965	# object support	1068	# object support
966	#
967		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#
968	sub _can_merge {	1103	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
970		1105
971	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1107
975	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
976	}	1110	}
977		1111
978	sub reattach {	1112	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1114	my ($obj) = @_;
981		1115
		1116	# no longer needed after getting rid of delete_package?
982	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
983		1118
984	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
985		1120
986	@$registry = ();	1121	@$registry = ();
987		1122
…		…
1002	cf::attachable->attach (	1137	cf::attachable->attach (
1003	prio => -1000000,	1138	prio => -1000000,
1004	on_instantiate => sub {	1139	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1006		1141
1007	$data = from_json $data;	1142	$data = decode_json $data;
1008		1143
1009	for (@$data) {	1144	for (@$data) {
1010	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1011		1146
1012	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1036		1171
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1176	aio_close $fh;
1042		1177
1043	if (@$objs) {	1178	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1184	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1186	}
1052	} else {	1187	} else {
1053	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1054	}	1189	}
1055		1190
1056	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1057	} else {	1195	} else {
1058	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1059	}	1197	}
1060	} else {	1198	} else {
1061	aio_unlink $filename;	1199	aio_unlink $filename;
…		…
1082		1220
1083	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1223	or return;
1086		1224
1087	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1088	}	1227	}
1089		1228
1090	utf8::decode (my $decname = $filename);	1229	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
…		…
1222		1361
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1364
1226	$ext{source} =	1365	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1229	. $source	1368	. $source
1230	. "\n};\n1";	1369	. "\n};\n1";
1231		1370
1232	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1250		1389
1251	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1391	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1393	}
1256		1394
1257	warn $msg;	1395	warn $msg;
1258	}	1396	}
1259		1397
…		…
1273		1411
1274	=back	1412	=back
1275		1413
1276	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1277		1415
1278	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1279		1417
1280	=cut	1418	=cut
1281		1419
1282	package cf::player;	1420	package cf::player;
1283		1421
…		…
1326		1464
1327	sub exists($) {	1465	sub exists($) {
1328	my ($login) = @_;	1466	my ($login) = @_;
1329		1467
1330	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1332	}	1470	}
1333		1471
1334	sub find($) {	1472	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1474	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1486	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1487	or return;
1350		1488
1351	my $pl = cf::player::load_pl $f	1489	my $pl = cf::player::load_pl $f
1352	or return;	1490	or return;
		1491
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1492	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1493	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1356	}	1495	}
1357	}	1496	}
…		…
1367		1506
1368	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1369		1508
1370	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
		1511
		1512	cf::get_slot 0.01;
1372		1513
1373	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1515	cf::cede_to_tick;
1375	}	1516	}
1376		1517
…		…
1408	my ($pl) = @_;	1549	my ($pl) = @_;
1409		1550
1410	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1411		1552
1412	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1413	$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
1414		1555
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1419		1562
1420	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1603
1461	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
1462	my $path = path $login;	1605	my $path = path $login;
1463		1606
1464	# a .pst is a dead give-away for a valid player	1607	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1613	}
1470		1614
…		…
1501	}	1645	}
1502		1646
1503	\@paths	1647	\@paths
1504	}	1648	}
1505		1649
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1651
1508	Expand crossfire pod fragments into protocol xml.	1652	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1653
1557	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1558		1655
1559	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1560		1657
…		…
1627	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1629		1726
1630	sub generate_random_map {	1727	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1733	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1858
1759	# the temporary/swap location	1859	# the temporary/swap location
1760	sub save_path {	1860	sub save_path {
1761	my ($self) = @_;	1861	my ($self) = @_;
1762		1862
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1765	}	1865	}
1766		1866
1767	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1768	sub uniq_path {	1868	sub uniq_path {
1769	my ($self) = @_;	1869	my ($self) = @_;
1770		1870
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1773	}	1873	}
1774		1874
1775	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1776	# all maps in C++...	1876	# all maps in C++...
…		…
1874		1974
1875	cf::lock_wait "map_data:$path";#d#remove	1975	cf::lock_wait "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1877		1977
1878	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	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";
1881		1981
1882	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1883	or return;	1983	or return;
1884		1984
1885	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
…		…
1888	or return;	1988	or return;
1889		1989
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
1893	undef $guard1;	1994	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1995	$map->reset;
1896	return find $path;	1996	return find $path;
1897	}	1997	}
1898		1998
1899	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2026	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2027	$f->skip_block;
1928	$self->_load_objects ($f)	2028	$self->_load_objects ($f)
1929	or return;	2029	or return;
1930		2030
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1932	if delete $self->{load_original};	2032	if delete $self->{load_original};
1933		2033
1934	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2035	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2036	unless (aio_stat $uniq) {
…		…
1962	}	2062	}
1963		2063
1964	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1966		2066
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2068	}
1969		2069
1970	$self->post_load;	2070	$self->post_load;
1971	}	2071	}
1972		2072
…		…
2030	my ($path, $origin, $load) = @_;	2130	my ($path, $origin, $load) = @_;
2031		2131
2032	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
2033		2133
2034	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2136	}
2037		2137
2038	$MAP_PREFETCH{$path} |= $load;	2138	$MAP_PREFETCH{$path} |= $load;
2039		2139
2040	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
2041	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2145	if (my $map = find $k) {
2044	$map->load if $v;	2146	$map->load if $v;
2045	}	2147	}
…		…
2071	return if $self->{deny_save};	2173	return if $self->{deny_save};
2072		2174
2073	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2074		2176
2075	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2077	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2078		2183
2079	if ($uniq) {	2184	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2187	} else {
…		…
2091	$self->save;	2196	$self->save;
2092		2197
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2199
2095	return if $self->players;	2200	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2202	return if $self->{deny_save};
2098		2203
2099	$self->in_memory (cf::MAP_SWAPPED);	2204	$self->in_memory (cf::MAP_SWAPPED);
2100		2205
2101	$self->deactivate;	2206	$self->deactivate;
…		…
2219		2324
2220	sub unique_maps() {	2325	sub unique_maps() {
2221	[	2326	[
2222	map {	2327	map {
2223	utf8::decode $_;	2328	utf8::decode $_;
2224	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2225	? normalise $_	2332	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2334	]
2229	}	2335	}
2230		2336
2231	package cf;
2232
2233	=back	2337	=back
2234		2338
2235	=head3 cf::object	2339	=head3 cf::object
2236		2340
2237	=cut	2341	=cut
…		…
2240		2344
2241	=over 4	2345	=over 4
2242		2346
2243	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2244		2348
2245	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.
2246		2351
2247	=cut	2352	=cut
2248		2353
2249	sub inv_recursive_;	2354	sub inv_recursive_;
2250	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2256	}	2361	}
2257		2362
2258	=item $ref = $ob->ref	2363	=item $ref = $ob->ref
2259		2364
2260	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.
2261		2366
2262	=item $ob = cf::object::deref ($refstring)	2367	=item $ob = cf::object::deref ($refstring)
2263		2368
2264	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,
2265	even if the object actually exists. May block.	2370	even if the object actually exists. May block.
…		…
2267	=cut	2372	=cut
2268		2373
2269	sub deref {	2374	sub deref {
2270	my ($ref) = @_;	2375	my ($ref) = @_;
2271		2376
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2378	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2380	or return;
2279	$pl->ob->uuid eq $uuid	2381	$pl->ob->uuid eq $uuid
2280	or return;	2382	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2302		2404
2303	=cut	2405	=cut
2304		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
2305	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2422	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2425	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2321	$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));
2322		2438
2323	} else {	2439	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2442	}
2327	}	2443	}
2328	}	2444	}
2329		2445
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2471
2356	=item $player_object->enter_link	2472	=item $player_object->enter_link
2357		2473
2358	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}>).
2359		2475
2360	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.
2361	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.
2362		2480
2363	Will never block.	2481	Will never block.
2364		2482
2365	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2366		2484
…		…
2424		2542
2425	$map->load;	2543	$map->load;
2426	$map->load_neighbours;	2544	$map->load_neighbours;
2427		2545
2428	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2548	$self->activate_recursive;
2430		2549
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2433	}	2552	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2439	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
2440	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
2441	be called at the end of this process.	2560	be called at the end of this process.
2442		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 >>.
		2564
2443	=cut	2565	=cut
2444		2566
2445	our $GOTOGEN;	2567	our $GOTOGEN;
2446		2568
2447	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2574
2453	$self->enter_link;	2575	$self->enter_link;
2454		2576
2455	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
2456	# *tag paths override both path and x|y	2580	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2581	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2583	my $ob = $obs[rand @obs];
2460		2584
…		…
2523	}	2647	}
2524		2648
2525	sub prepare_random_map {	2649	sub prepare_random_map {
2526	my ($exit) = @_;	2650	my ($exit) = @_;
2527		2651
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2654	# that depends on the exit object
2533		2655
2534	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2658	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2541	}	2665	}
2542		2666
2543	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2544		2668
2545	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2548		2672
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2675	undef $fh;
2552	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2553		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2556	}	2684	}
2557	}	2685	}
2558		2686
2559	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2561		2689
2562	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2563		2691
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2692	$self->enter_link;
2576		2693
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2694	(async {
2582	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2583	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
2584	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2585		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
2586	1;	2718	1
2587	}) {	2719	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2724
2593	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2621	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
2622	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2623		2755
2624	=cut	2756	=cut
2625		2757
		2758	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2759	our %CHANNEL = (
2627	"c/identify" => {	2760	"c/identify" => {
2628	id => "identify",	2761	id => "infobox",
2629	title => "Identify",	2762	title => "Identify",
2630	reply => undef,	2763	reply => undef,
2631	tooltip => "Items recently identified",	2764	tooltip => "Items recently identified",
2632	},	2765	},
2633	"c/examine" => {	2766	"c/examine" => {
2634	id => "examine",	2767	id => "infobox",
2635	title => "Examine",	2768	title => "Examine",
2636	reply => undef,	2769	reply => undef,
2637	tooltip => "Signs and other items you examined",	2770	tooltip => "Signs and other items you examined",
2638	},	2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		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	},
2639	);	2820	);
2640		2821
2641	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2824
2644	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2645		2827
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2829
2648	# check predefined channels, for the benefit of C	2830	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
2650		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2651	if (ref $channel) {	2839	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2843	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2844	if $self->can_msg;
…		…
2664	if ($self->can_msg) {	2852	if ($self->can_msg) {
2665	# default colour, mask it out	2853	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2668		2856
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2670	[$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);
2671	} else {	2873	} else {
2672	if ($color >= 0) {	2874	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {	2876	for ($msg) {
2675	1 while	2877	1 while
…		…
2873	=pod	3075	=pod
2874		3076
2875	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2876		3078
2877	cf::object	3079	cf::object
2878	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
2879	insert remove name archname title slaying race decrease_ob_nr	3081	insert remove name archname title slaying race decrease split
2880		3082
2881	cf::object::player	3083	cf::object::player
2882	player	3084	player
2883		3085
2884	cf::player	3086	cf::player
…		…
2889		3091
2890	=cut	3092	=cut
2891		3093
2892	for (	3094	for (
2893	["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
2894	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3097	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2899	) {	3101	) {
2900	no strict 'refs';	3102	no strict 'refs';
…		…
3005	{	3207	{
3006	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
3007		3209
3008	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
3010	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
3012	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};
3013	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};
3014		3217
3015	cf::cede_to_tick;	3218	cf::cede_to_tick;
3016	}	3219	}
3017		3220
3018	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
3020	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
3021	or next;	3225	or next;
		3226
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3230	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3249	{
3045	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
3048		3253
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3257	my $data;
3054		3258
3055	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
3056	# prepend meta info	3260	# prepend meta info
3057		3261
3058	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
3059	name => $name,	3263	name => $name,
3060	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
3061	});	3265	});
3062		3266
3063	$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};
3064	} else {	3274	} else {
3065	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
3066	}	3276	}
3067		3277
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3278	cf::cede_to_tick;
3072	}	3279	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3283
3093	1	3284	1
3094	}	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	});
3095		3306
3096	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
3098		3309
3099	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
3101	}	3312	}
3102	};	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	}
3103		3324
3104	sub reload_regions {	3325	sub reload_regions {
3105	# 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
3106	# for this (global event?)	3327	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3328	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3342	}
3122		3343
3123	sub reload_archetypes {	3344	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3347	}
3132		3348
3133	sub reload_treasures {	3349	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
3136	}	3352	}
3137		3353
3138	sub reload_resources {	3354	sub reload_resources {
3139	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
3140		3356
		3357	reload_facedata;
		3358	reload_archetypes;
3141	reload_regions;	3359	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3360	reload_treasures;
3146		3361
3147	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3363	}
3153		3364
3154	sub reload_config {	3365	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3367	or return;
3157		3368
3158	local $/;	3369	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3160		3371
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3373
3163	$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};
3164	$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};
…		…
3170	};	3381	};
3171	warn $@ if $@;	3382	warn $@ if $@;
3172	}	3383	}
3173	}	3384	}
3174		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
3175	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
3176	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3178	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#
3179	(async {	3424	(async {
3180	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3182	};	3428	};
3183		3429
		3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
3184	reload_config;	3434	reload_config;
3185	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
3186	load_extensions;	3448	load_extensions;
3187		3449
3188	$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
3189	Event::loop;	3458	EV::loop;
3190	}	3459	}
3191		3460
3192	#############################################################################	3461	#############################################################################
3193	# initialisation and cleanup	3462	# initialisation and cleanup
3194		3463
3195	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3196	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3205	},
3206	);	3470	};
3207	}	3471	}
3208	}	3472	}
3209		3473
3210	sub write_runtime {	3474	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3215		3477
3216	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3479
3218	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3219		3481
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3483	or return;
3222		3484
3223	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3236		3498
3237	close $fh	3499	close $fh
3238	or return;	3500	or return;
3239		3501
3240	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3503	and return;
3242		3504
3243	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3244		3506
3245	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($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3246	}	3558	}
3247		3559
3248	sub emergency_save() {	3560	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3250		3562
…		…
3256	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3258	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3574	$pl->save;
3262	}	3575	}
3263	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3264		3577
3265	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3271	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3272		3585
3273	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3276	};	3593	};
3277		3594
3278	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3279	}	3596	}
3280		3597
3281	sub post_cleanup {	3598	sub post_cleanup {
3282	my ($make_core) = @_;	3599	my ($make_core) = @_;
3283		3600
3284	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		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 $pkg\n";#d#
3286	}	3632	}
3287		3633
3288	sub do_reload_perl() {	3634	sub do_reload_perl() {
3289	# can/must only be called in main	3635	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3292	return;	3638	return;
3293	}	3639	}
3294		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3295	warn "reloading...";	3644	warn "reloading...";
3296		3645
3297	warn "entering sync_job";	3646	warn "entering sync_job";
3298		3647
3299	cf::sync_job {	3648	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3650	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3303		3652
3304	warn "syncing database to disk";	3653	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3655
3307	# 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
3308		3657
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3661	}
3346		3662
3347	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3349	}	3665	%EXT_CORO = ();
3350		3666
3351	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3676	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3677
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3362	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3363	}	3687	}
3364		3688
3365	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 $k;
3366	}	3704	}
3367		3705
3368	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3370	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);
3371		3709
3372	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3375		3713
3376	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3715	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3379		3717
3380	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3381		3719
3382	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3383	require cf;	3721	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3723
3386	warn "loading config and database again";	3724	warn "loading config and database again";
3387	cf::reload_config;	3725	cf::reload_config;
3388		3726
3389	warn "loading extensions";	3727	warn "loading extensions";
3390	cf::load_extensions;	3728	cf::load_extensions;
3391		3729
3392	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3398		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3399	warn "leaving sync_job";	3740	warn "leaving sync_job";
3400		3741
3401	1	3742	1
3402	} or do {	3743	} or do {
3403	warn $@;	3744	warn $@;
3404	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3746	};
3407		3747
3408	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3409	};	3751	};
3410		3752
3411	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3412		3754
3413	sub reload_perl() {	3755	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3416		3758
3417	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3418	reentrant => 0,
3419	after => 0,
3420	data => WF_AUTOCANCEL,
3421	cb => sub {
3422	do_reload_perl;	3760	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3424	},
3425	);	3762	};
3426	}	3763	}
3427		3764
3428	register_command "reload" => sub {	3765	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3430		3767
3431	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3772	reload_perl;
		3773	};
3434	}	3774	}
3435	};	3775	};
3436		3776
3437	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3438		3778
…		…
3440		3780
3441	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3443		3783
3444	sub wait_for_tick {	3784	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3786
3448	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3789	$signal->wait;
3451	}	3790	}
3452		3791
3453	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3794
3457	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3797	$signal->wait;
3460	}	3798	}
3461		3799
3462	$TICK_WATCHER = Event->timer (	3800	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3472	return;	3804	return;
3473	}	3805	}
3474		3806
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3478		3808
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3811	Coro::async_pool {
		3812	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3813	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3814	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3815	};
		3816	}
3489		3817
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3819	$sig->send;
3492	}	3820	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3822	$sig->send;
3495	}	3823	}
3496		3824
3497	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3827
3508	_post_tick;	3828	if (0) {
		3829	if ($NEXT_TICK) {
		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3509	},	3834	}
3510	);	3835	}
3511		3836
3512	{	3837	{
		3838	# configure BDB
		3839
3513	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3841	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3842	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3843
3539	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| 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;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3851
3546	cf::sync_job {	3852	cf::sync_job {
3547	eval {	3853	eval {
…		…
3557		3863
3558	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3865	};
3560	}	3866	}
3561		3867
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	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 { };
3570	},
3571	);	3870	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3873	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3876	};
3592	}	3877	}
3593		3878
3594	{	3879	{
		3880	# configure IO::AIO
		3881
3595	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	3885	}
3608		3886
3609	my $_log_backtrace;	3887	my $_log_backtrace;
3610		3888
3611	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3615		3893
3616	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3619	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3620	my @bt = fork_call {	3901	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3632	}	3913	}
3633		3914
3634	@funcs	3915	@funcs
3635	};	3916	};
3636		3917
3637	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3921	--$_log_backtrace;
3640	};	3922	};
3641	} else {	3923	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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