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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 1.447 by root, Fri Sep 19 01:39:45 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
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		69
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	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
52	our %COMMAND = ();	74	our %COMMAND = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
60		82
61	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
62	our @EVENT;	84	our @EVENT;
63		85
64	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	87	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
75		101
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	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	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	104	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		106
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	107	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	108	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	110	our $DB_ENV;
89		111
90	our %CFG;	112	our %CFG;
91		113
92	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
94		117
95	our (%PLAYER, %PLAYER_LOADING); # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
98		121
99	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		124
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
105		129
106	binmode STDOUT;	130	binmode STDOUT;
107	binmode STDERR;	131	binmode STDERR;
108		132
109	# read virtual server time, if available	133	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
114	}	138	}
115		139
116	mkdir $_	140	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		186
163	The raw value load value from the last tick.	187	The raw value load value from the last tick.
164		188
165	=item %cf::CFG	189	=item %cf::CFG
166		190
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	192	from wherever your confdir points to.
169		193
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		195
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	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;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		218
195	LOG llevError, $msg;	219	LOG llevError, $msg;
196	};	220	};
197	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
198		237
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	248	for my $pkg (qw(
210	cf::global cf::attachable	249	cf::global cf::attachable
211	cf::object cf::object::player	250	cf::object cf::object::player
212	cf::client cf::player	251	cf::client cf::player
213	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
214	cf::map cf::party cf::region	254	cf::party cf::region
215	)) {	255	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	257	}
219		258
220	$Event::DIED = sub {	259	$EV::DIED = sub {
221	warn "error in event callback: @_";	260	warn "error in event callback: @_";
222	};	261	};
223		262
224	#############################################################################	263	#############################################################################
225		264
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	288	$d
250	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
251	}	290	}
252		291
253	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
254		293
255	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
256		295
257	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
258		297
259	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
260		299
261	=cut	300	=cut
262		301
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		303
265	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
267		306
268	=item cf::lock_wait $string	307	=item cf::lock_wait $string
269		308
270	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
271		310
…		…
327		366
328	! ! $LOCK{$key}	367	! ! $LOCK{$key}
329	}	368	}
330		369
331	sub freeze_mainloop {	370	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
333		372
334	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	374	}
336	};	375
337	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
338	$guard	377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
339	}	389	}
340		390
341	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
342		392
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	404	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	405	our $SLOT_QUEUE;
356		406
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
359	my $signal = new Coro::Signal;	411	my $signal = new Coro::Signal;
360		412
361	while () {	413	while () {
362	next_job:	414	next_job:
363	my $avail = cf::till_tick;	415	my $avail = cf::till_tick;
…		…
371	}	423	}
372	}	424	}
373	}	425	}
374		426
375	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	430	$signal->wait;
379	} else {	431	} else {
380	Coro::schedule;	432	Coro::schedule;
381	}	433	}
382	}	434	}
383	};	435	};
384		436
385	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
386	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
387		441
388	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
390		444
…		…
404		458
405	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
406		460
407	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
408		462
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	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	464	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	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	466	acceptable.
413		467
414	If it must be done, put the blocking parts into C<sync_job>. This will run	468	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	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		474
421	sub sync_job(&) {	475	sub sync_job(&) {
422	my ($job) = @_;	476	my ($job) = @_;
423		477
424	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	479	my $time = EV::time;
426		480
427	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
429		483
430	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	485
432	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
433		487
434	my $busy = 1;	488	my $busy = 1;
435	my @res;	489	my @res;
436		490
437	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	493	@res = eval { $job->() };
439	warn $@ if $@;	494	warn $@ if $@;
440	undef $busy;	495	undef $busy;
441	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
442		497
443	while ($busy) {	498	while ($busy) {
444	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
445	}	503	}
		504	}
446		505
447	$time = Event::time - $time;	506	my $time = EV::time - $time;
448		507
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	508	$TICK_START += $time; # do not account sync jobs to server load
453		509
454	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
455	} else {	511	} else {
456	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
457		513
…		…
482	=item fork_call { }, $args	538	=item fork_call { }, $args
483		539
484	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
488		544
489	=cut	545	=cut
490		546
491	sub fork_call(&@) {	547	sub fork_call(&@) {
492	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
…		…
499	reset_signals;	555	reset_signals;
500	&$cb	556	&$cb
501	}, @args;	557	}, @args;
502		558
503	wantarray ? @res : $res[-1]	559	wantarray ? @res : $res[-1]
		560	}
		561
		562	=item $coin = coin_from_name $name
		563
		564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
504	}	587	}
505		588
506	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
507		590
508	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
647		730
648	#############################################################################	731	#############################################################################
649		732
650	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
651		734
652	Many objects in crossfire are so-called attachable objects. That means you can	735	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")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
655		738
656	In the following description, CLASS can be any of C<global>, C<object>	739	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	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	741	Deliantra).
659		742
660	=over 4	743	=over 4
661		744
662	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
663		746
…		…
707	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
708		791
709	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
711		794
712	Some classes such as crossfire maps and objects can specify attachments	795	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.	796	that are attached at load/instantiate time, thus the need for a name.
714		797
715	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
716		799
717	=over 4	800	=over 4
…		…
945	}	1028	}
946		1029
947	0	1030	0
948	}	1031	}
949		1032
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1034
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1036
954	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
955		1038
…		…
961		1044
962	=cut	1045	=cut
963		1046
964	#############################################################################	1047	#############################################################################
965	# object support	1048	# object support
966	#
967		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
968	sub _can_merge {	1083	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
970		1085
971	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1087
975	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
976	}	1090	}
977		1091
978	sub reattach {	1092	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1094	my ($obj) = @_;
981		1095
		1096	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1098
984	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
985		1100
986	@$registry = ();	1101	@$registry = ();
987		1102
…		…
1002	cf::attachable->attach (	1117	cf::attachable->attach (
1003	prio => -1000000,	1118	prio => -1000000,
1004	on_instantiate => sub {	1119	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
1006		1121
1007	$data = from_json $data;	1122	$data = decode_json $data;
1008		1123
1009	for (@$data) {	1124	for (@$data) {
1010	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
1011		1126
1012	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1148	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1036		1151
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1156	aio_close $fh;
1042		1157
1043	if (@$objs) {	1158	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1164	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1166	}
1052	} else {	1167	} else {
1053	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1054	}	1169	}
…		…
1082		1197
1083	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1200	or return;
1086		1201
1087	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1088	}	1204	}
1089		1205
1090	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1222		1338
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1341
1226	$ext{source} =	1342	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1229	. $source	1345	. $source
1230	. "\n};\n1";	1346	. "\n};\n1";
1231		1347
1232	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1250		1366
1251	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1368	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1370	}
1256		1371
1257	warn $msg;	1372	warn $msg;
1258	}	1373	}
1259		1374
…		…
1273		1388
1274	=back	1389	=back
1275		1390
1276	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1277		1392
1278	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1279		1394
1280	=cut	1395	=cut
1281		1396
1282	package cf::player;	1397	package cf::player;
1283		1398
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1463	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1464	or return;
1350		1465
1351	my $pl = cf::player::load_pl $f	1466	my $pl = cf::player::load_pl $f
1352	or return;	1467	or return;
		1468
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1469	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1470	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1356	}	1472	}
1357	}	1473	}
…		…
1367		1483
1368	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1369		1485
1370	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
		1488
		1489	cf::get_slot 0.01;
1372		1490
1373	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1492	cf::cede_to_tick;
1375	}	1493	}
1376		1494
…		…
1408	my ($pl) = @_;	1526	my ($pl) = @_;
1409		1527
1410	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1411		1529
1412	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1532
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1419		1539
1420	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1580
1461	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
1462	my $path = path $login;	1582	my $path = path $login;
1463		1583
1464	# a .pst is a dead give-away for a valid player	1584	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1590	}
1470		1591
…		…
1501	}	1622	}
1502		1623
1503	\@paths	1624	\@paths
1504	}	1625	}
1505		1626
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1628
1508	Expand crossfire pod fragments into protocol xml.	1629	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		1630
1557	=item $player->ext_reply ($msgid, @msg)	1631	=item $player->ext_reply ($msgid, @msg)
1558		1632
1559	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1560		1634
…		…
1627	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1629		1703
1630	sub generate_random_map {	1704	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1632	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1710	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1835
1759	# the temporary/swap location	1836	# the temporary/swap location
1760	sub save_path {	1837	sub save_path {
1761	my ($self) = @_;	1838	my ($self) = @_;
1762		1839
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1765	}	1842	}
1766		1843
1767	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1768	sub uniq_path {	1845	sub uniq_path {
1769	my ($self) = @_;	1846	my ($self) = @_;
1770		1847
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1773	}	1850	}
1774		1851
1775	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1776	# all maps in C++...	1853	# all maps in C++...
…		…
1874		1951
1875	cf::lock_wait "map_data:$path";#d#remove	1952	cf::lock_wait "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1877		1954
1878	$cf::MAP{$path} || do {	1955	$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	1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1957	my $guard2 = cf::lock_acquire "map_find:$path";
1881		1958
1882	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1883	or return;	1960	or return;
1884		1961
1885	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
…		…
1888	or return;	1965	or return;
1889		1966
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
1893	undef $guard1;	1971	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1972	$map->reset;
1896	return find $path;	1973	return find $path;
1897	}	1974	}
1898		1975
1899	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2003	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2004	$f->skip_block;
1928	$self->_load_objects ($f)	2005	$self->_load_objects ($f)
1929	or return;	2006	or return;
1930		2007
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1932	if delete $self->{load_original};	2009	if delete $self->{load_original};
1933		2010
1934	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2012	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2013	unless (aio_stat $uniq) {
…		…
1962	}	2039	}
1963		2040
1964	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2042	$self->last_access ($cf::RUNTIME);
1966		2043
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2045	}
1969		2046
1970	$self->post_load;	2047	$self->post_load;
1971	}	2048	}
1972		2049
…		…
2030	my ($path, $origin, $load) = @_;	2107	my ($path, $origin, $load) = @_;
2031		2108
2032	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
2033		2110
2034	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2113	}
2037		2114
2038	$MAP_PREFETCH{$path} |= $load;	2115	$MAP_PREFETCH{$path} |= $load;
2039		2116
2040	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
2041	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2122	if (my $map = find $k) {
2044	$map->load if $v;	2123	$map->load if $v;
2045	}	2124	}
…		…
2071	return if $self->{deny_save};	2150	return if $self->{deny_save};
2072		2151
2073	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
2074		2153
2075	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2077	};	2157	};
		2158
		2159	cf::get_slot 0.02;
2078		2160
2079	if ($uniq) {	2161	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2164	} else {
…		…
2091	$self->save;	2173	$self->save;
2092		2174
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2176
2095	return if $self->players;	2177	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2179	return if $self->{deny_save};
2098		2180
2099	$self->in_memory (cf::MAP_SWAPPED);	2181	$self->in_memory (cf::MAP_SWAPPED);
2100		2182
2101	$self->deactivate;	2183	$self->deactivate;
…		…
2219		2301
2220	sub unique_maps() {	2302	sub unique_maps() {
2221	[	2303	[
2222	map {	2304	map {
2223	utf8::decode $_;	2305	utf8::decode $_;
2224	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2225	? normalise $_	2309	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2311	]
2229	}	2312	}
2230		2313
2231	package cf;
2232
2233	=back	2314	=back
2234		2315
2235	=head3 cf::object	2316	=head3 cf::object
2236		2317
2237	=cut	2318	=cut
…		…
2240		2321
2241	=over 4	2322	=over 4
2242		2323
2243	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2244		2325
2245	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2246		2328
2247	=cut	2329	=cut
2248		2330
2249	sub inv_recursive_;	2331	sub inv_recursive_;
2250	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2256	}	2338	}
2257		2339
2258	=item $ref = $ob->ref	2340	=item $ref = $ob->ref
2259		2341
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2342	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2343
2262	=item $ob = cf::object::deref ($refstring)	2344	=item $ob = cf::object::deref ($refstring)
2263		2345
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2347	even if the object actually exists. May block.
…		…
2267	=cut	2349	=cut
2268		2350
2269	sub deref {	2351	sub deref {
2270	my ($ref) = @_;	2352	my ($ref) = @_;
2271		2353
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2355	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2357	or return;
2279	$pl->ob->uuid eq $uuid	2358	$pl->ob->uuid eq $uuid
2280	or return;	2359	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2302		2381
2303	=cut	2382	=cut
2304		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
		2397
2305	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2399	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2402	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2415
2323	} else {	2416	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2419	}
2327	}	2420	}
2328	}	2421	}
2329		2422
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2448
2356	=item $player_object->enter_link	2449	=item $player_object->enter_link
2357		2450
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2452
2360	The player should be reasonably safe there for short amounts of time. You	2453	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.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2362		2457
2363	Will never block.	2458	Will never block.
2364		2459
2365	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2366		2461
…		…
2424		2519
2425	$map->load;	2520	$map->load;
2426	$map->load_neighbours;	2521	$map->load_neighbours;
2427		2522
2428	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2525	$self->activate_recursive;
2430		2526
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2433	}	2529	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2534	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	2535	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	2536	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2537	be called at the end of this process.
2442		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
		2541
2443	=cut	2542	=cut
2444		2543
2445	our $GOTOGEN;	2544	our $GOTOGEN;
2446		2545
2447	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2551
2453	$self->enter_link;	2552	$self->enter_link;
2454		2553
2455	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
2456	# *tag paths override both path and x|y	2557	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2558	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2560	my $ob = $obs[rand @obs];
2460		2561
…		…
2523	}	2624	}
2524		2625
2525	sub prepare_random_map {	2626	sub prepare_random_map {
2526	my ($exit) = @_;	2627	my ($exit) = @_;
2527		2628
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2631	# that depends on the exit object
2533		2632
2534	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2635	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2541	}	2642	}
2542		2643
2543	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2544		2645
2545	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2548		2649
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2652	undef $fh;
2552	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2553		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2556	}	2661	}
2557	}	2662	}
2558		2663
2559	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2561		2666
2562	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2563		2668
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;	2669	$self->enter_link;
2576		2670
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 {	2671	(async {
2582	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2583	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2584	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2585		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2586	1;	2695	1
2587	}) {	2696	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2701
2593	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2623		2732
2624	=cut	2733	=cut
2625		2734
		2735	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2736	our %CHANNEL = (
2627	"c/identify" => {	2737	"c/identify" => {
2628	id => "identify",	2738	id => "infobox",
2629	title => "Identify",	2739	title => "Identify",
2630	reply => undef,	2740	reply => undef,
2631	tooltip => "Items recently identified",	2741	tooltip => "Items recently identified",
2632	},	2742	},
2633	"c/examine" => {	2743	"c/examine" => {
2634	id => "examine",	2744	id => "infobox",
2635	title => "Examine",	2745	title => "Examine",
2636	reply => undef,	2746	reply => undef,
2637	tooltip => "Signs and other items you examined",	2747	tooltip => "Signs and other items you examined",
2638	},	2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
2639	);	2791	);
2640		2792
2641	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2795
2644	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
2645		2798
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2800
2648	# check predefined channels, for the benefit of C	2801	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
2650		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
2651	if (ref $channel) {	2810	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2811	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2812	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2813	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2814	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2815	if $self->can_msg;
…		…
2664	if ($self->can_msg) {	2823	if ($self->can_msg) {
2665	# default colour, mask it out	2824	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2826	if $color & cf::NDI_DEF;
2668		2827
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
2671	} else {	2844	} else {
2672	if ($color >= 0) {	2845	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones	2846	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {	2847	for ($msg) {
2675	1 while	2848	1 while
…		…
2873	=pod	3046	=pod
2874		3047
2875	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2876		3049
2877	cf::object	3050	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3051	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3052	insert remove name archname title slaying race decrease split
2880		3053
2881	cf::object::player	3054	cf::object::player
2882	player	3055	player
2883		3056
2884	cf::player	3057	cf::player
…		…
2889		3062
2890	=cut	3063	=cut
2891		3064
2892	for (	3065	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3067	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3068	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2899	) {	3072	) {
2900	no strict 'refs';	3073	no strict 'refs';
…		…
3005	{	3178	{
3006	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
3007		3180
3008	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
3010	cf::face::set_visibility $idx, $info->{visibility};	3184	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3185	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3186	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};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3188
3015	cf::cede_to_tick;	3189	cf::cede_to_tick;
3016	}	3190	}
3017		3191
3018	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
3020	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
3021	or next;	3196	or next;
		3197
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3199	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3201	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3220	{
3045	# TODO: for gcfclient pleasure, we should give resources	3221	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3222	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3223	my $res = $facedata->{resource};
3048		3224
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3225	while (my ($name, $info) = each %$res) {
		3226	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3228	my $data;
3054		3229
3055	if ($info->{type} & 1) {	3230	if ($info->{type} & 1) {
3056	# prepend meta info	3231	# prepend meta info
3057		3232
3058	my $meta = $enc->encode ({	3233	my $meta = $enc->encode ({
3059	name => $name,	3234	name => $name,
3060	%{ $info->{meta} || {} },	3235	%{ $info->{meta} || {} },
3061	});	3236	});
3062		3237
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3238	$data = pack "(w/a*)*", $meta, $info->{data};
		3239	} else {
		3240	$data = $info->{data};
		3241	}
		3242
		3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
3064	} else {	3245	} else {
3065	$data = $info->{data};	3246	$RESOURCE{$name} = $info;
3066	}	3247	}
3067		3248
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;	3249	cf::cede_to_tick;
3072	}	3250	}
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	}	3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3254
3093	1	3255	1
3094	}	3256	}
		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
3095		3277
3096	register_exticmd fx_want => sub {	3278	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3279	my ($ns, $want) = @_;
3098		3280
3099	while (my ($k, $v) = each %$want) {	3281	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3282	$ns->fx_want ($k, $v);
3101	}	3283	}
3102	};	3284	};
		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
3103		3295
3104	sub reload_regions {	3296	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3297	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3298	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3299	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3313	}
3122		3314
3123	sub reload_archetypes {	3315	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3317	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	}	3318	}
3132		3319
3133	sub reload_treasures {	3320	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
3136	}	3323	}
3137		3324
3138	sub reload_resources {	3325	sub reload_resources {
3139	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
3140		3327
		3328	reload_facedata;
		3329	reload_archetypes;
3141	reload_regions;	3330	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3331	reload_treasures;
3146		3332
3147	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
3148	}	3334	}
3149		3335
3150	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
3151	reload_resources;	3341	reload_resources;
3152	}	3342	}
3153		3343
3154	sub reload_config {	3344	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3346	or return;
3157		3347
3158	local $/;	3348	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
3160		3350
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3352
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$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};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3360	};
3171	warn $@ if $@;	3361	warn $@ if $@;
3172	}	3362	}
3173	}	3363	}
3174		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
3175	sub main {	3384	sub main {
		3385	atomic;
		3386
3176	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3390	(async {
3180	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
3182	};	3394	};
3183		3395
		3396	{
		3397	my $guard = freeze_mainloop;
3184	reload_config;	3398	reload_config;
3185	db_init;	3399	db_init;
3186	load_extensions;	3400	load_extensions;
3187		3401
3188	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
3189	Event::loop;	3410	EV::loop;
3190	}	3411	}
3191		3412
3192	#############################################################################	3413	#############################################################################
3193	# initialisation and cleanup	3414	# initialisation and cleanup
3194		3415
3195	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
3196	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3420	$SIGWATCHER{$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";	3421	cf::cleanup "SIG$signal";
3205	},
3206	);	3422	};
3207	}	3423	}
3208	}	3424	}
3209		3425
3210	sub write_runtime {	3426	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
3215		3429
3216	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3431
3218	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
3219		3433
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3435	or return;
3222		3436
3223	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
3236		3450
3237	close $fh	3451	close $fh
3238	or return;	3452	or return;
3239		3453
3240	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3455	and return;
3242		3456
3243	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
3244		3458
3245	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
3246	}	3503	}
3247		3504
3248	sub emergency_save() {	3505	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
3250		3507
…		…
3256	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
3258	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3519	$pl->save;
3262	}	3520	}
3263	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
3264		3522
3265	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
3271	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
3272		3530
3273	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
3276	};	3538	};
3277		3539
3278	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
3279	}	3541	}
3280		3542
3281	sub post_cleanup {	3543	sub post_cleanup {
3282	my ($make_core) = @_;	3544	my ($make_core) = @_;
3283		3545
3284	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
3286	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
3287		3580
3288	sub do_reload_perl() {	3581	sub do_reload_perl() {
3289	# can/must only be called in main	3582	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
3292	return;	3585	return;
3293	}	3586	}
3294		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
3295	warn "reloading...";	3591	warn "reloading...";
3296		3592
3297	warn "entering sync_job";	3593	warn "entering sync_job";
3298		3594
3299	cf::sync_job {	3595	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3597	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3303		3599
3304	warn "syncing database to disk";	3600	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3602
3307	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3308		3604
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$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	}	3608	}
3346		3609
3347	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
3349	}	3612	%EXT_CORO = ();
3350		3613
3351	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3623	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3624
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
3362	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
3363	}	3634	}
3364		3635
3365	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
3366	}	3651	}
3367		3652
3368	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3656
3372	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
3375		3660
3376	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3662	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
3379		3664
3380	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
3381		3666
3382	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3383	require cf;	3668	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3670
3386	warn "loading config and database again";	3671	warn "loading config and database again";
3387	cf::reload_config;	3672	cf::reload_config;
3388		3673
3389	warn "loading extensions";	3674	warn "loading extensions";
3390	cf::load_extensions;	3675	cf::load_extensions;
3391		3676
3392	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3398		3683
3399	warn "leaving sync_job";	3684	warn "leaving sync_job";
3400		3685
3401	1	3686	1
3402	} or do {	3687	} or do {
3403	warn $@;	3688	warn $@;
3404	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3690	};
3407		3691
3408	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3409	};	3695	};
3410		3696
3411	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3412		3698
3413	sub reload_perl() {	3699	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3416		3702
3417	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3418	reentrant => 0,
3419	after => 0,
3420	data => WF_AUTOCANCEL,
3421	cb => sub {
3422	do_reload_perl;	3704	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3424	},
3425	);	3706	};
3426	}	3707	}
3427		3708
3428	register_command "reload" => sub {	3709	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3430		3711
3431	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3716	reload_perl;
		3717	};
3434	}	3718	}
3435	};	3719	};
3436		3720
3437	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3438		3722
…		…
3440		3724
3441	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3443		3727
3444	sub wait_for_tick {	3728	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3730
3448	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3733	$signal->wait;
3451	}	3734	}
3452		3735
3453	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3738
3457	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3741	$signal->wait;
3460	}	3742	}
3461		3743
3462	$TICK_WATCHER = Event->timer (	3744	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 != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3472	return;	3748	return;
3473	}	3749	}
3474		3750
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3478		3752
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3755	Coro::async_pool {
		3756	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3757	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3758	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3759	};
		3760	}
3489		3761
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3763	$sig->send;
3492	}	3764	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3766	$sig->send;
3495	}	3767	}
3496		3768
3497	$NOW = Event::time;	3769	$LOAD = ($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;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3771
3508	_post_tick;	3772	if (0) {
		3773	if ($NEXT_TICK) {
		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3509	},	3778	}
3510	);	3779	}
3511		3780
3512	{	3781	{
		3782	# configure BDB
		3783
3513	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3785	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3786	$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	$! = $status;
3535	},
3536	)
3537	};
3538		3787
3539	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3795
3546	cf::sync_job {	3796	cf::sync_job {
3547	eval {	3797	eval {
…		…
3557		3807
3558	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3809	};
3560	}	3810	}
3561		3811
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3812	$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 { };	3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3814	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3815	$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 { };	3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3817	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3818	$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 { };	3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3820	};
3592	}	3821	}
3593		3822
3594	{	3823	{
		3824	# configure IO::AIO
		3825
3595	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3828	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	}	3829	}
3608		3830
3609	my $_log_backtrace;	3831	my $_log_backtrace;
3610		3832
3611	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3615		3837
3616	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3619	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3620	my @bt = fork_call {	3845	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3632	}	3857	}
3633		3858
3634	@funcs	3859	@funcs
3635	};	3860	};
3636		3861
3637	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3865	--$_log_backtrace;
3640	};	3866	};
3641	} else {	3867	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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