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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.451 by root, Mon Sep 22 05:42:41 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 $TICK_START; # for load detecting purposes
105		132
106	binmode STDOUT;	133	binmode STDOUT;
107	binmode STDERR;	134	binmode STDERR;
108		135
109	# read virtual server time, if available	136	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
114	}	141	}
115		142
116	mkdir $_	143	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		189
163	The raw value load value from the last tick.	190	The raw value load value from the last tick.
164		191
165	=item %cf::CFG	192	=item %cf::CFG
166		193
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	195	from wherever your confdir points to.
169		196
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		198
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	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;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		221
195	LOG llevError, $msg;	222	LOG llevError, $msg;
196	};	223	};
197	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
198		240
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	251	for my $pkg (qw(
210	cf::global cf::attachable	252	cf::global cf::attachable
211	cf::object cf::object::player	253	cf::object cf::object::player
212	cf::client cf::player	254	cf::client cf::player
213	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
214	cf::map cf::party cf::region	257	cf::party cf::region
215	)) {	258	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	260	}
219		261
220	$Event::DIED = sub {	262	$EV::DIED = sub {
221	warn "error in event callback: @_";	263	warn "error in event callback: @_";
222	};	264	};
223		265
224	#############################################################################	266	#############################################################################
225		267
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	291	$d
250	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
251	}	293	}
252		294
253	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
254		296
255	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
256		298
257	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
258		300
259	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
260		302
261	=cut	303	=cut
262		304
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		306
265	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
267		309
268	=item cf::lock_wait $string	310	=item cf::lock_wait $string
269		311
270	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
271		313
…		…
299	return;#d#	341	return;#d#
300	}#d#	342	}#d#
301		343
302	# wait for lock, if any	344	# wait for lock, if any
303	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	348	Coro::schedule;
306	}	349	}
307	}	350	}
308		351
…		…
327		370
328	! ! $LOCK{$key}	371	! ! $LOCK{$key}
329	}	372	}
330		373
331	sub freeze_mainloop {	374	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
333		376
334	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	378	}
336	};	379
337	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
338	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
339	}	393	}
340		394
341	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
342		396
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
356		410
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
359	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
360		416
361	while () {	417	while () {
362	next_job:	418	next_job:
363	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
371	}	427	}
372	}	428	}
373	}	429	}
374		430
375	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	434	$signal->wait;
379	} else {	435	} else {
380	Coro::schedule;	436	Coro::schedule;
381	}	437	}
382	}	438	}
383	};	439	};
384		440
385	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
386	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
387		445
388	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
390		448
…		…
404		462
405	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
406		464
407	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
408		466
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	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	468	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	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	470	acceptable.
413		471
414	If it must be done, put the blocking parts into C<sync_job>. This will run	472	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	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		478
421	sub sync_job(&) {	479	sub sync_job(&) {
422	my ($job) = @_;	480	my ($job) = @_;
423		481
424	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	483	my $time = EV::time;
426		484
427	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
429		487
430	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	489
432	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
433		491
434	my $busy = 1;	492	my $busy = 1;
435	my @res;	493	my @res;
436		494
437	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	497	@res = eval { $job->() };
439	warn $@ if $@;	498	warn $@ if $@;
440	undef $busy;	499	undef $busy;
441	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
442		501
443	while ($busy) {	502	while ($busy) {
444	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
445	}	507	}
		508	}
446		509
447	$time = Event::time - $time;	510	my $time = EV::time - $time;
448		511
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	512	$TICK_START += $time; # do not account sync jobs to server load
453		513
454	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
455	} else {	515	} else {
456	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
457		517
…		…
482	=item fork_call { }, $args	542	=item fork_call { }, $args
483		543
484	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
488		548
489	=cut	549	=cut
490		550
491	sub fork_call(&@) {	551	sub fork_call(&@) {
492	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
…		…
499	reset_signals;	559	reset_signals;
500	&$cb	560	&$cb
501	}, @args;	561	}, @args;
502		562
503	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
		564	}
		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
504	}	591	}
505		592
506	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
507		594
508	Returns a single value from the environment database.	595	Returns a single value from the environment database.
…		…
647		734
648	#############################################################################	735	#############################################################################
649		736
650	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
651		738
652	Many objects in crossfire are so-called attachable objects. That means you can	739	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")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
655		742
656	In the following description, CLASS can be any of C<global>, C<object>	743	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	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	745	Deliantra).
659		746
660	=over 4	747	=over 4
661		748
662	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
663		750
…		…
707	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
708		795
709	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
711		798
712	Some classes such as crossfire maps and objects can specify attachments	799	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.	800	that are attached at load/instantiate time, thus the need for a name.
714		801
715	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
716		803
717	=over 4	804	=over 4
…		…
945	}	1032	}
946		1033
947	0	1034	0
948	}	1035	}
949		1036
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1038
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1040
954	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
955		1042
…		…
961		1048
962	=cut	1049	=cut
963		1050
964	#############################################################################	1051	#############################################################################
965	# object support	1052	# object support
966	#
967		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
968	sub _can_merge {	1087	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
970		1089
971	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1091
975	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
976	}	1094	}
977		1095
978	sub reattach {	1096	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1098	my ($obj) = @_;
981		1099
		1100	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1102
984	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
985		1104
986	@$registry = ();	1105	@$registry = ();
987		1106
…		…
1002	cf::attachable->attach (	1121	cf::attachable->attach (
1003	prio => -1000000,	1122	prio => -1000000,
1004	on_instantiate => sub {	1123	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
1006		1125
1007	$data = from_json $data;	1126	$data = decode_json $data;
1008		1127
1009	for (@$data) {	1128	for (@$data) {
1010	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
1011		1130
1012	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1144	},
1026	);	1145	);
1027		1146
1028	sub object_freezer_save {	1147	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1149
1033	sync_job {	1150	sync_job {
1034	if (length $$rdata) {	1151	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1152	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1038		1155
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1043	close $fh;	1160	aio_close $fh;
1044		1161
1045	if (@$objs) {	1162	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1168	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1170	}
1054	} else {	1171	} else {
1055	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1056	}	1173	}
…		…
1062	} else {	1179	} else {
1063	aio_unlink $filename;	1180	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1065	}	1182	}
1066	};	1183	};
1067
1068	undef $guard;
1069	}	1184	}
1070		1185
1071	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1073		1188
…		…
1078		1193
1079	sub object_thawer_load {	1194	sub object_thawer_load {
1080	my ($filename) = @_;	1195	my ($filename) = @_;
1081		1196
1082	my ($data, $av);	1197	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1198
1086	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1087	or return;	1200	or return;
1088		1201
1089	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1204	or return;
1092		1205
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1095	}	1208	}
1096		1209
1097	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
…		…
1229		1342
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1345
1233	$ext{source} =	1346	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1236	. $source	1349	. $source
1237	. "\n};\n1";	1350	. "\n};\n1";
1238		1351
1239	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1257		1370
1258	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1372	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1374	}
1263		1375
1264	warn $msg;	1376	warn $msg;
1265	}	1377	}
1266		1378
…		…
1280		1392
1281	=back	1393	=back
1282		1394
1283	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1284		1396
1285	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1286		1398
1287	=cut	1399	=cut
1288		1400
1289	package cf::player;	1401	package cf::player;
1290		1402
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1466
1355	my $f = new_from_file cf::object::thawer path $login	1467	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1468	or return;
1357		1469
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1470	my $pl = cf::player::load_pl $f
1360	or return;	1471	or return;
		1472
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1473	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1474	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1364	}	1476	}
1365	}	1477	}
…		…
1375		1487
1376	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1377		1489
1378	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
		1492
		1493	cf::get_slot 0.01;
1380		1494
1381	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1496	cf::cede_to_tick;
1383	}	1497	}
1384		1498
…		…
1416	my ($pl) = @_;	1530	my ($pl) = @_;
1417		1531
1418	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1419		1533
1420	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1536
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1427		1543
1428	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1584
1469	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
1470	my $path = path $login;	1586	my $path = path $login;
1471		1587
1472	# a .pst is a dead give-away for a valid player	1588	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1594	}
1478		1595
…		…
1509	}	1626	}
1510		1627
1511	\@paths	1628	\@paths
1512	}	1629	}
1513		1630
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1632
1516	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1634
1565	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1566		1636
1567	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1568		1638
…		…
1635	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1637		1707
1638	sub generate_random_map {	1708	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1640	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1714	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1839
1767	# the temporary/swap location	1840	# the temporary/swap location
1768	sub save_path {	1841	sub save_path {
1769	my ($self) = @_;	1842	my ($self) = @_;
1770		1843
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1773	}	1846	}
1774		1847
1775	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1776	sub uniq_path {	1849	sub uniq_path {
1777	my ($self) = @_;	1850	my ($self) = @_;
1778		1851
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1781	}	1854	}
1782		1855
1783	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1784	# all maps in C++...	1857	# all maps in C++...
…		…
1882		1955
1883	cf::lock_wait "map_data:$path";#d#remove	1956	cf::lock_wait "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1885		1958
1886	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1961	my $guard2 = cf::lock_acquire "map_find:$path";
1889		1962
1890	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1891	or return;	1964	or return;
1892		1965
1893	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
…		…
1896	or return;	1969	or return;
1897		1970
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
1901	undef $guard1;	1975	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	1976	$map->reset;
1904	return find $path;	1977	return find $path;
1905	}	1978	}
1906		1979
1907	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2007	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2008	$f->skip_block;
1936	$self->_load_objects ($f)	2009	$self->_load_objects ($f)
1937	or return;	2010	or return;
1938		2011
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1940	if delete $self->{load_original};	2013	if delete $self->{load_original};
1941		2014
1942	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2016	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2017	unless (aio_stat $uniq) {
…		…
1970	}	2043	}
1971		2044
1972	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1974		2047
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2049	}
1977		2050
1978	$self->post_load;	2051	$self->post_load;
1979	}	2052	}
1980		2053
…		…
2038	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
2039		2112
2040	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
2041		2114
2042	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2117	}
2045		2118
2046	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
2047		2120
2048	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
2049	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2126	if (my $map = find $k) {
2052	$map->load if $v;	2127	$map->load if $v;
2053	}	2128	}
…		…
2079	return if $self->{deny_save};	2154	return if $self->{deny_save};
2080		2155
2081	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2082		2157
2083	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2085	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2086		2164
2087	if ($uniq) {	2165	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2168	} else {
…		…
2099	$self->save;	2177	$self->save;
2100		2178
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2180
2103	return if $self->players;	2181	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2183	return if $self->{deny_save};
2106		2184
2107	$self->in_memory (cf::MAP_SWAPPED);	2185	$self->in_memory (cf::MAP_SWAPPED);
2108		2186
2109	$self->deactivate;	2187	$self->deactivate;
…		…
2227		2305
2228	sub unique_maps() {	2306	sub unique_maps() {
2229	[	2307	[
2230	map {	2308	map {
2231	utf8::decode $_;	2309	utf8::decode $_;
2232	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2233	? normalise $_	2313	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2315	]
2237	}	2316	}
2238		2317
2239	package cf;
2240
2241	=back	2318	=back
2242		2319
2243	=head3 cf::object	2320	=head3 cf::object
2244		2321
2245	=cut	2322	=cut
…		…
2248		2325
2249	=over 4	2326	=over 4
2250		2327
2251	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2252		2329
2253	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2254		2332
2255	=cut	2333	=cut
2256		2334
2257	sub inv_recursive_;	2335	sub inv_recursive_;
2258	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2264	}	2342	}
2265		2343
2266	=item $ref = $ob->ref	2344	=item $ref = $ob->ref
2267		2345
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2346	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2347
2270	=item $ob = cf::object::deref ($refstring)	2348	=item $ob = cf::object::deref ($refstring)
2271		2349
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2351	even if the object actually exists. May block.
…		…
2275	=cut	2353	=cut
2276		2354
2277	sub deref {	2355	sub deref {
2278	my ($ref) = @_;	2356	my ($ref) = @_;
2279		2357
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2359	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2361	or return;
2287	$pl->ob->uuid eq $uuid	2362	$pl->ob->uuid eq $uuid
2288	or return;	2363	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2310		2385
2311	=cut	2386	=cut
2312		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
		2401
2313	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2403	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2406	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2419
2331	} else {	2420	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2423	}
2335	}	2424	}
2336	}	2425	}
2337		2426
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2452
2364	=item $player_object->enter_link	2453	=item $player_object->enter_link
2365		2454
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2456
2368	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2370		2461
2371	Will never block.	2462	Will never block.
2372		2463
2373	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2374		2465
…		…
2432		2523
2433	$map->load;	2524	$map->load;
2434	$map->load_neighbours;	2525	$map->load_neighbours;
2435		2526
2436	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2437	$self->activate_recursive;	2529	$self->activate_recursive;
2438		2530
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2441	}	2533	}
…		…
2446	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2541	be called at the end of this process.
2450		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2451	=cut	2546	=cut
2452		2547
2453	our $GOTOGEN;	2548	our $GOTOGEN;
2454		2549
2455	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2555
2461	$self->enter_link;	2556	$self->enter_link;
2462		2557
2463	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
2464	# *tag paths override both path and x|y	2561	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2562	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2564	my $ob = $obs[rand @obs];
2468		2565
…		…
2531	}	2628	}
2532		2629
2533	sub prepare_random_map {	2630	sub prepare_random_map {
2534	my ($exit) = @_;	2631	my ($exit) = @_;
2535		2632
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2635	# that depends on the exit object
2541		2636
2542	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2639	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2549	}	2646	}
2550		2647
2551	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2552		2649
2553	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2556		2653
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2656	undef $fh;
2560	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2561		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2564	}	2665	}
2565	}	2666	}
2566		2667
2567	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2569		2670
2570	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2571		2672
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2673	$self->enter_link;
2584		2674
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2675	(async {
2590	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2591	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2592	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2593		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2594	1;	2699	1
2595	}) {	2700	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2705
2601	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2631		2736
2632	=cut	2737	=cut
2633		2738
		2739	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2740	our %CHANNEL = (
2635	"c/identify" => {	2741	"c/identify" => {
2636	id => "identify",	2742	id => "infobox",
2637	title => "Identify",	2743	title => "Identify",
2638	reply => undef,	2744	reply => undef,
2639	tooltip => "Items recently identified",	2745	tooltip => "Items recently identified",
2640	},	2746	},
2641	"c/examine" => {	2747	"c/examine" => {
2642	id => "examine",	2748	id => "infobox",
2643	title => "Examine",	2749	title => "Examine",
2644	reply => undef,	2750	reply => undef,
2645	tooltip => "Signs and other items you examined",	2751	tooltip => "Signs and other items you examined",
2646	},	2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
2647	);	2801	);
2648		2802
2649	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2805
2652	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2653		2808
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2810
2656	# check predefined channels, for the benefit of C	2811	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
2658		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2659	if (ref $channel) {	2820	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2824	$self->ext_msg (channel_info => $channel)
2664	if $self->can_msg;	2825	if $self->can_msg;
…		…
2672	if ($self->can_msg) {	2833	if ($self->can_msg) {
2673	# default colour, mask it out	2834	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2676		2837
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2679	} else {	2854	} else {
2680	if ($color >= 0) {	2855	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {	2857	for ($msg) {
2683	1 while	2858	1 while
…		…
2881	=pod	3056	=pod
2882		3057
2883	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2884		3059
2885	cf::object	3060	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
2888		3063
2889	cf::object::player	3064	cf::object::player
2890	player	3065	player
2891		3066
2892	cf::player	3067	cf::player
…		…
2897		3072
2898	=cut	3073	=cut
2899		3074
2900	for (	3075	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3078	decrease split destroy change_exp)],
2904	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2906	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2907	) {	3082	) {
2908	no strict 'refs';	3083	no strict 'refs';
…		…
3013	{	3188	{
3014	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
3015		3190
3016	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
3018	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3022		3198
3023	cf::cede_to_tick;	3199	cf::cede_to_tick;
3024	}	3200	}
3025		3201
3026	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
3028	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
3029	or next;	3206	or next;
		3207
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3211	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3052	{	3230	{
3053	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
3056		3234
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;	3238	my $data;
3062		3239
3063	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
3064	# prepend meta info	3241	# prepend meta info
3065		3242
3066	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
3067	name => $name,	3244	name => $name,
3068	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
3069	});	3246	});
3070		3247
3071	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
3072	} else {	3255	} else {
3073	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
3074	}	3257	}
3075		3258
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3259	cf::cede_to_tick;
3080	}	3260	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3264
3101	1	3265	1
3102	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
3103		3287
3104	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
3106		3290
3107	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
3109	}	3293	}
3110	};	3294	};
		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
3111		3305
3112	sub reload_regions {	3306	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3307	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3308	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3309	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3323	}
3130		3324
3131	sub reload_archetypes {	3325	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3328	}
3140		3329
3141	sub reload_treasures {	3330	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
3144	}	3333	}
3145		3334
3146	sub reload_resources {	3335	sub reload_resources {
3147	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
3148		3337
		3338	reload_facedata;
		3339	reload_archetypes;
3149	reload_regions;	3340	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3341	reload_treasures;
3154		3342
3155	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
3156	}	3344	}
3157		3345
3158	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
3159	reload_resources;	3351	reload_resources;
3160	}	3352	}
3161		3353
3162	sub reload_config {	3354	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3356	or return;
3165		3357
3166	local $/;	3358	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3168		3360
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3362
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3178	};	3370	};
3179	warn $@ if $@;	3371	warn $@ if $@;
3180	}	3372	}
3181	}	3373	}
3182		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3183	sub main {	3394	sub main {
		3395	atomic;
		3396
3184	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3400	(async {
3188	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3190	};	3404	};
3191		3405
		3406	{
		3407	my $guard = freeze_mainloop;
3192	reload_config;	3408	reload_config;
3193	db_init;	3409	db_init;
3194	load_extensions;	3410	load_extensions;
3195		3411
3196	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3197	Event::loop;	3420	EV::loop;
3198	}	3421	}
3199		3422
3200	#############################################################################	3423	#############################################################################
3201	# initialisation and cleanup	3424	# initialisation and cleanup
3202		3425
3203	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3204	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3213	},
3214	);	3432	};
3215	}	3433	}
3216	}	3434	}
3217		3435
3218	sub write_runtime {	3436	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";
3220
3221	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3223		3439
3224	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3441
3226	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3227		3443
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3229	or return;	3445	or return;
3230		3446
3231	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3244		3460
3245	close $fh	3461	close $fh
3246	or return;	3462	or return;
3247		3463
3248	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3465	and return;
3250		3466
3251	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3252		3468
3253	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3254	}	3513	}
3255		3514
3256	sub emergency_save() {	3515	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3258		3517
…		…
3264	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3266	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3529	$pl->save;
3270	}	3530	}
3271	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3272		3532
3273	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3279	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3280		3540
3281	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3284	};	3548	};
3285		3549
3286	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3287	}	3551	}
3288		3552
3289	sub post_cleanup {	3553	sub post_cleanup {
3290	my ($make_core) = @_;	3554	my ($make_core) = @_;
3291		3555
3292	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3294	}	3587	}
3295		3588
3296	sub do_reload_perl() {	3589	sub do_reload_perl() {
3297	# can/must only be called in main	3590	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3300	return;	3593	return;
3301	}	3594	}
3302		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3303	warn "reloading...";	3599	warn "reloading...";
3304		3600
3305	warn "entering sync_job";	3601	warn "entering sync_job";
3306		3602
3307	cf::sync_job {	3603	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3605	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3311		3607
3312	warn "syncing database to disk";	3608	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3610
3315	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3316		3612
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3616	}
3354		3617
3355	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3357	}	3620	%EXT_CORO = ();
3358		3621
3359	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3631	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3632
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3370	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3371	}	3642	}
3372		3643
3373	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3374	}	3659	}
3375		3660
3376	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3664
3380	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3383		3668
3384	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3670	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3387		3672
3388	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3389		3674
3390	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3391	require cf;	3676	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3393		3678
3394	warn "loading config and database again";	3679	warn "loading config and database again";
3395	cf::reload_config;	3680	cf::reload_config;
3396		3681
3397	warn "loading extensions";	3682	warn "loading extensions";
3398	cf::load_extensions;	3683	cf::load_extensions;
3399		3684
3400	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3406		3691
3407	warn "leaving sync_job";	3692	warn "leaving sync_job";
3408		3693
3409	1	3694	1
3410	} or do {	3695	} or do {
3411	warn $@;	3696	warn $@;
3412	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3698	};
3415		3699
3416	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3417	};	3703	};
3418		3704
3419	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3420		3706
3421	sub reload_perl() {	3707	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3424		3710
3425	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3426	reentrant => 0,
3427	after => 0,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	do_reload_perl;	3712	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3432	},
3433	);	3714	};
3434	}	3715	}
3435		3716
3436	register_command "reload" => sub {	3717	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3438		3719
3439	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3724	reload_perl;
		3725	};
3442	}	3726	}
3443	};	3727	};
3444		3728
3445	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3446		3730
…		…
3448		3732
3449	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3451		3735
3452	sub wait_for_tick {	3736	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3455		3738
3456	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3741	$signal->wait;
3459	}	3742	}
3460		3743
3461	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3464		3746
3465	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3749	$signal->wait;
3468	}	3750	}
3469		3751
3470	$TICK_WATCHER = Event->timer (	3752	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3480	return;	3756	return;
3481	}	3757	}
3482		3758
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3486		3760
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3763	Coro::async_pool {
		3764	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3765	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3766	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3767	};
		3768	}
3497		3769
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3771	$sig->send;
3500	}	3772	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3774	$sig->send;
3503	}	3775	}
3504		3776
3505	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3779
3516	_post_tick;	3780	if (0) {
		3781	if ($NEXT_TICK) {
		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3517	},	3786	}
3518	);	3787	}
3519		3788
3520	{	3789	{
		3790	# configure BDB
		3791
3521	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3793	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3794	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3795
3547	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3803
3554	cf::sync_job {	3804	cf::sync_job {
3555	eval {	3805	eval {
…		…
3565		3815
3566	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3817	};
3568	}	3818	}
3569		3819
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3822	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3825	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3828	};
3600	}	3829	}
3601		3830
3602	{	3831	{
		3832	# configure IO::AIO
		3833
3603	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3837	}
3616		3838
3617	my $_log_backtrace;	3839	my $_log_backtrace;
3618		3840
3619	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3623		3845
3624	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3627	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3628	my @bt = fork_call {	3853	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3640	}	3865	}
3641		3866
3642	@funcs	3867	@funcs
3643	};	3868	};
3644		3869
3645	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	3873	--$_log_backtrace;
3648	};	3874	};
3649	} else {	3875	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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