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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 1.449 by root, Sat Sep 20 00:09:27 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 = ();
…		…
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
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
…		…
327		369
328	! ! $LOCK{$key}	370	! ! $LOCK{$key}
329	}	371	}
330		372
331	sub freeze_mainloop {	373	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
333		375
334	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	377	}
336	};	378
337	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
338	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
339	}	392	}
340		393
341	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
342		395
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
356		409
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
359	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
360		415
361	while () {	416	while () {
362	next_job:	417	next_job:
363	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
371	}	426	}
372	}	427	}
373	}	428	}
374		429
375	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	433	$signal->wait;
379	} else {	434	} else {
380	Coro::schedule;	435	Coro::schedule;
381	}	436	}
382	}	437	}
383	};	438	};
384		439
385	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
386	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
387		444
388	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
390		447
…		…
404		461
405	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
406		463
407	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
408		465
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	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	467	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	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	469	acceptable.
413		470
414	If it must be done, put the blocking parts into C<sync_job>. This will run	471	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	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		477
421	sub sync_job(&) {	478	sub sync_job(&) {
422	my ($job) = @_;	479	my ($job) = @_;
423		480
424	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	482	my $time = EV::time;
426		483
427	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
429		486
430	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	488
432	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
433		490
434	my $busy = 1;	491	my $busy = 1;
435	my @res;	492	my @res;
436		493
437	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	496	@res = eval { $job->() };
439	warn $@ if $@;	497	warn $@ if $@;
440	undef $busy;	498	undef $busy;
441	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
442		500
443	while ($busy) {	501	while ($busy) {
444	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
445	}	506	}
		507	}
446		508
447	$time = Event::time - $time;	509	my $time = EV::time - $time;
448		510
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	511	$TICK_START += $time; # do not account sync jobs to server load
453		512
454	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
455	} else {	514	} else {
456	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
457		516
…		…
482	=item fork_call { }, $args	541	=item fork_call { }, $args
483		542
484	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
488		547
489	=cut	548	=cut
490		549
491	sub fork_call(&@) {	550	sub fork_call(&@) {
492	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
…		…
499	reset_signals;	558	reset_signals;
500	&$cb	559	&$cb
501	}, @args;	560	}, @args;
502		561
503	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
		563	}
		564
		565	=item $coin = coin_from_name $name
		566
		567	=cut
		568
		569	our %coin_alias = (
		570	"silver" => "silvercoin",
		571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
504	}	590	}
505		591
506	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
507		593
508	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
647		733
648	#############################################################################	734	#############################################################################
649		735
650	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
651		737
652	Many objects in crossfire are so-called attachable objects. That means you can	738	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")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
655		741
656	In the following description, CLASS can be any of C<global>, C<object>	742	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	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	744	Deliantra).
659		745
660	=over 4	746	=over 4
661		747
662	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
663		749
…		…
707	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
708		794
709	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
711		797
712	Some classes such as crossfire maps and objects can specify attachments	798	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.	799	that are attached at load/instantiate time, thus the need for a name.
714		800
715	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
716		802
717	=over 4	803	=over 4
…		…
945	}	1031	}
946		1032
947	0	1033	0
948	}	1034	}
949		1035
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1037
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1039
954	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
955		1041
…		…
961		1047
962	=cut	1048	=cut
963		1049
964	#############################################################################	1050	#############################################################################
965	# object support	1051	# object support
966	#
967		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
968	sub _can_merge {	1086	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
970		1088
971	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1090
975	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
976	}	1093	}
977		1094
978	sub reattach {	1095	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1097	my ($obj) = @_;
981		1098
		1099	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1101
984	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
985		1103
986	@$registry = ();	1104	@$registry = ();
987		1105
…		…
1002	cf::attachable->attach (	1120	cf::attachable->attach (
1003	prio => -1000000,	1121	prio => -1000000,
1004	on_instantiate => sub {	1122	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1006		1124
1007	$data = from_json $data;	1125	$data = decode_json $data;
1008		1126
1009	for (@$data) {	1127	for (@$data) {
1010	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1011		1129
1012	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1151	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1036		1154
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1159	aio_close $fh;
1042		1160
1043	if (@$objs) {	1161	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1167	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1169	}
1052	} else {	1170	} else {
1053	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1054	}	1172	}
…		…
1082		1200
1083	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1203	or return;
1086		1204
1087	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1088	}	1207	}
1089		1208
1090	utf8::decode (my $decname = $filename);	1209	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
…		…
1222		1341
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1344
1226	$ext{source} =	1345	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1229	. $source	1348	. $source
1230	. "\n};\n1";	1349	. "\n};\n1";
1231		1350
1232	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1250		1369
1251	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1371	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1373	}
1256		1374
1257	warn $msg;	1375	warn $msg;
1258	}	1376	}
1259		1377
…		…
1273		1391
1274	=back	1392	=back
1275		1393
1276	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1277		1395
1278	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1279		1397
1280	=cut	1398	=cut
1281		1399
1282	package cf::player;	1400	package cf::player;
1283		1401
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1466	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1467	or return;
1350		1468
1351	my $pl = cf::player::load_pl $f	1469	my $pl = cf::player::load_pl $f
1352	or return;	1470	or return;
		1471
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1472	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1473	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1356	}	1475	}
1357	}	1476	}
…		…
1367		1486
1368	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1369		1488
1370	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1372		1493
1373	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1495	cf::cede_to_tick;
1375	}	1496	}
1376		1497
…		…
1408	my ($pl) = @_;	1529	my ($pl) = @_;
1409		1530
1410	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1411		1532
1412	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1535
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1419		1542
1420	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1583
1461	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1462	my $path = path $login;	1585	my $path = path $login;
1463		1586
1464	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1593	}
1470		1594
…		…
1501	}	1625	}
1502		1626
1503	\@paths	1627	\@paths
1504	}	1628	}
1505		1629
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1631
1508	Expand crossfire pod fragments into protocol xml.	1632	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		1633
1557	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1558		1635
1559	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1560		1637
…		…
1627	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1629		1706
1630	sub generate_random_map {	1707	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1632	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1713	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1838
1759	# the temporary/swap location	1839	# the temporary/swap location
1760	sub save_path {	1840	sub save_path {
1761	my ($self) = @_;	1841	my ($self) = @_;
1762		1842
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1765	}	1845	}
1766		1846
1767	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1768	sub uniq_path {	1848	sub uniq_path {
1769	my ($self) = @_;	1849	my ($self) = @_;
1770		1850
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1773	}	1853	}
1774		1854
1775	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1776	# all maps in C++...	1856	# all maps in C++...
…		…
1874		1954
1875	cf::lock_wait "map_data:$path";#d#remove	1955	cf::lock_wait "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1877		1957
1878	$cf::MAP{$path} || do {	1958	$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	1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1960	my $guard2 = cf::lock_acquire "map_find:$path";
1881		1961
1882	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1883	or return;	1963	or return;
1884		1964
1885	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
…		…
1888	or return;	1968	or return;
1889		1969
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1893	undef $guard1;	1974	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1975	$map->reset;
1896	return find $path;	1976	return find $path;
1897	}	1977	}
1898		1978
1899	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2007	$f->skip_block;
1928	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1929	or return;	2009	or return;
1930		2010
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1932	if delete $self->{load_original};	2012	if delete $self->{load_original};
1933		2013
1934	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2015	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1962	}	2042	}
1963		2043
1964	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1966		2046
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2048	}
1969		2049
1970	$self->post_load;	2050	$self->post_load;
1971	}	2051	}
1972		2052
…		…
2030	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2031		2111
2032	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2033		2113
2034	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2116	}
2037		2117
2038	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2039		2119
2040	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
2041	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2125	if (my $map = find $k) {
2044	$map->load if $v;	2126	$map->load if $v;
2045	}	2127	}
…		…
2071	return if $self->{deny_save};	2153	return if $self->{deny_save};
2072		2154
2073	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2074		2156
2075	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2077	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2078		2163
2079	if ($uniq) {	2164	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2167	} else {
…		…
2091	$self->save;	2176	$self->save;
2092		2177
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2179
2095	return if $self->players;	2180	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2182	return if $self->{deny_save};
2098		2183
2099	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2100		2185
2101	$self->deactivate;	2186	$self->deactivate;
…		…
2219		2304
2220	sub unique_maps() {	2305	sub unique_maps() {
2221	[	2306	[
2222	map {	2307	map {
2223	utf8::decode $_;	2308	utf8::decode $_;
2224	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2225	? normalise $_	2312	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2314	]
2229	}	2315	}
2230		2316
2231	package cf;
2232
2233	=back	2317	=back
2234		2318
2235	=head3 cf::object	2319	=head3 cf::object
2236		2320
2237	=cut	2321	=cut
…		…
2240		2324
2241	=over 4	2325	=over 4
2242		2326
2243	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2244		2328
2245	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2246		2331
2247	=cut	2332	=cut
2248		2333
2249	sub inv_recursive_;	2334	sub inv_recursive_;
2250	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2256	}	2341	}
2257		2342
2258	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2259		2344
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2346
2262	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2263		2348
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2267	=cut	2352	=cut
2268		2353
2269	sub deref {	2354	sub deref {
2270	my ($ref) = @_;	2355	my ($ref) = @_;
2271		2356
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2358	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2360	or return;
2279	$pl->ob->uuid eq $uuid	2361	$pl->ob->uuid eq $uuid
2280	or return;	2362	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2302		2384
2303	=cut	2385	=cut
2304		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2305	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2402	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2418
2323	} else {	2419	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2422	}
2327	}	2423	}
2328	}	2424	}
2329		2425
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2451
2356	=item $player_object->enter_link	2452	=item $player_object->enter_link
2357		2453
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2455
2360	The player should be reasonably safe there for short amounts of time. You	2456	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.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2362		2460
2363	Will never block.	2461	Will never block.
2364		2462
2365	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2366		2464
…		…
2424		2522
2425	$map->load;	2523	$map->load;
2426	$map->load_neighbours;	2524	$map->load_neighbours;
2427		2525
2428	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2528	$self->activate_recursive;
2430		2529
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2433	}	2532	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2537	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	2538	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	2539	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2540	be called at the end of this process.
2442		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2443	=cut	2545	=cut
2444		2546
2445	our $GOTOGEN;	2547	our $GOTOGEN;
2446		2548
2447	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2554
2453	$self->enter_link;	2555	$self->enter_link;
2454		2556
2455	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
2456	# *tag paths override both path and x|y	2560	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2561	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2563	my $ob = $obs[rand @obs];
2460		2564
…		…
2523	}	2627	}
2524		2628
2525	sub prepare_random_map {	2629	sub prepare_random_map {
2526	my ($exit) = @_;	2630	my ($exit) = @_;
2527		2631
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2634	# that depends on the exit object
2533		2635
2534	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2638	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2541	}	2645	}
2542		2646
2543	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2544		2648
2545	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2548		2652
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2655	undef $fh;
2552	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2553		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2556	}	2664	}
2557	}	2665	}
2558		2666
2559	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2561		2669
2562	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2563		2671
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;	2672	$self->enter_link;
2576		2673
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 {	2674	(async {
2582	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2583	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2584	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2585		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2586	1;	2698	1
2587	}) {	2699	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2704
2593	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2623		2735
2624	=cut	2736	=cut
2625		2737
		2738	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2739	our %CHANNEL = (
2627	"c/identify" => {	2740	"c/identify" => {
2628	id => "identify",	2741	id => "infobox",
2629	title => "Identify",	2742	title => "Identify",
2630	reply => undef,	2743	reply => undef,
2631	tooltip => "Items recently identified",	2744	tooltip => "Items recently identified",
2632	},	2745	},
2633	"c/examine" => {	2746	"c/examine" => {
2634	id => "examine",	2747	id => "infobox",
2635	title => "Examine",	2748	title => "Examine",
2636	reply => undef,	2749	reply => undef,
2637	tooltip => "Signs and other items you examined",	2750	tooltip => "Signs and other items you examined",
2638	},	2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
2639	);	2794	);
2640		2795
2641	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2798
2644	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
2645		2801
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2803
2648	# check predefined channels, for the benefit of C	2804	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
2650		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
2651	if (ref $channel) {	2813	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2814	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2815	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2816	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2817	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2818	if $self->can_msg;
…		…
2664	if ($self->can_msg) {	2826	if ($self->can_msg) {
2665	# default colour, mask it out	2827	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2829	if $color & cf::NDI_DEF;
2668		2830
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2671	} else {	2847	} else {
2672	if ($color >= 0) {	2848	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones	2849	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {	2850	for ($msg) {
2675	1 while	2851	1 while
…		…
2873	=pod	3049	=pod
2874		3050
2875	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2876		3052
2877	cf::object	3053	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3055	insert remove name archname title slaying race decrease split
2880		3056
2881	cf::object::player	3057	cf::object::player
2882	player	3058	player
2883		3059
2884	cf::player	3060	cf::player
…		…
2889		3065
2890	=cut	3066	=cut
2891		3067
2892	for (	3068	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3070	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3071	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2899	) {	3075	) {
2900	no strict 'refs';	3076	no strict 'refs';
…		…
3005	{	3181	{
3006	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
3007		3183
3008	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
3010	cf::face::set_visibility $idx, $info->{visibility};	3187	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3188	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3189	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};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3191
3015	cf::cede_to_tick;	3192	cf::cede_to_tick;
3016	}	3193	}
3017		3194
3018	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
3020	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
3021	or next;	3199	or next;
		3200
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3202	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3204	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3223	{
3045	# TODO: for gcfclient pleasure, we should give resources	3224	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3225	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3226	my $res = $facedata->{resource};
3048		3227
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3228	while (my ($name, $info) = each %$res) {
		3229	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3231	my $data;
3054		3232
3055	if ($info->{type} & 1) {	3233	if ($info->{type} & 1) {
3056	# prepend meta info	3234	# prepend meta info
3057		3235
3058	my $meta = $enc->encode ({	3236	my $meta = $enc->encode ({
3059	name => $name,	3237	name => $name,
3060	%{ $info->{meta} || {} },	3238	%{ $info->{meta} || {} },
3061	});	3239	});
3062		3240
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3241	$data = pack "(w/a*)*", $meta, $info->{data};
		3242	} else {
		3243	$data = $info->{data};
		3244	}
		3245
		3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3247	cf::face::set_type $idx, $info->{type};
3064	} else {	3248	} else {
3065	$data = $info->{data};	3249	$RESOURCE{$name} = $info;
3066	}	3250	}
3067		3251
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;	3252	cf::cede_to_tick;
3072	}	3253	}
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	}	3254	}
		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3257
3093	1	3258	1
3094	}	3259	}
		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
3095		3280
3096	register_exticmd fx_want => sub {	3281	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3282	my ($ns, $want) = @_;
3098		3283
3099	while (my ($k, $v) = each %$want) {	3284	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3285	$ns->fx_want ($k, $v);
3101	}	3286	}
3102	};	3287	};
		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
3103		3298
3104	sub reload_regions {	3299	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3300	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3301	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3302	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3316	}
3122		3317
3123	sub reload_archetypes {	3318	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3320	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	}	3321	}
3132		3322
3133	sub reload_treasures {	3323	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
3136	}	3326	}
3137		3327
3138	sub reload_resources {	3328	sub reload_resources {
3139	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
3140		3330
		3331	reload_facedata;
		3332	reload_archetypes;
3141	reload_regions;	3333	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3334	reload_treasures;
3146		3335
3147	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
3148	}	3337	}
3149		3338
3150	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
3151	reload_resources;	3344	reload_resources;
3152	}	3345	}
3153		3346
3154	sub reload_config {	3347	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3349	or return;
3157		3350
3158	local $/;	3351	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3160		3353
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3355
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$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};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3363	};
3171	warn $@ if $@;	3364	warn $@ if $@;
3172	}	3365	}
3173	}	3366	}
3174		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3175	sub main {	3387	sub main {
		3388	atomic;
		3389
3176	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3393	(async {
3180	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
3182	};	3397	};
3183		3398
		3399	{
		3400	my $guard = freeze_mainloop;
3184	reload_config;	3401	reload_config;
3185	db_init;	3402	db_init;
3186	load_extensions;	3403	load_extensions;
3187		3404
3188	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
3189	Event::loop;	3413	EV::loop;
3190	}	3414	}
3191		3415
3192	#############################################################################	3416	#############################################################################
3193	# initialisation and cleanup	3417	# initialisation and cleanup
3194		3418
3195	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
3196	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3423	$SIGWATCHER{$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";	3424	cf::cleanup "SIG$signal";
3205	},
3206	);	3425	};
3207	}	3426	}
3208	}	3427	}
3209		3428
3210	sub write_runtime {	3429	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
3215		3432
3216	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3434
3218	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
3219		3436
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3438	or return;
3222		3439
3223	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
3236		3453
3237	close $fh	3454	close $fh
3238	or return;	3455	or return;
3239		3456
3240	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3458	and return;
3242		3459
3243	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3244		3461
3245	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3246	}	3506	}
3247		3507
3248	sub emergency_save() {	3508	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3250		3510
…		…
3256	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3258	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3522	$pl->save;
3262	}	3523	}
3263	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3264		3525
3265	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3271	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3272		3533
3273	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3276	};	3541	};
3277		3542
3278	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3279	}	3544	}
3280		3545
3281	sub post_cleanup {	3546	sub post_cleanup {
3282	my ($make_core) = @_;	3547	my ($make_core) = @_;
3283		3548
3284	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
3286	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
3287		3583
3288	sub do_reload_perl() {	3584	sub do_reload_perl() {
3289	# can/must only be called in main	3585	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
3292	return;	3588	return;
3293	}	3589	}
3294		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
3295	warn "reloading...";	3594	warn "reloading...";
3296		3595
3297	warn "entering sync_job";	3596	warn "entering sync_job";
3298		3597
3299	cf::sync_job {	3598	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3600	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
3303		3602
3304	warn "syncing database to disk";	3603	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3605
3307	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
3308		3607
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$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	}	3611	}
3346		3612
3347	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
3349	}	3615	%EXT_CORO = ();
3350		3616
3351	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3626	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3627
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3362	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3363	}	3637	}
3364		3638
3365	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3366	}	3654	}
3367		3655
3368	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3659
3372	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3375		3663
3376	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3665	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3379		3667
3380	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3381		3669
3382	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3383	require cf;	3671	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3673
3386	warn "loading config and database again";	3674	warn "loading config and database again";
3387	cf::reload_config;	3675	cf::reload_config;
3388		3676
3389	warn "loading extensions";	3677	warn "loading extensions";
3390	cf::load_extensions;	3678	cf::load_extensions;
3391		3679
3392	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3398		3686
3399	warn "leaving sync_job";	3687	warn "leaving sync_job";
3400		3688
3401	1	3689	1
3402	} or do {	3690	} or do {
3403	warn $@;	3691	warn $@;
3404	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3693	};
3407		3694
3408	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3409	};	3698	};
3410		3699
3411	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3412		3701
3413	sub reload_perl() {	3702	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3416		3705
3417	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3418	reentrant => 0,
3419	after => 0,
3420	data => WF_AUTOCANCEL,
3421	cb => sub {
3422	do_reload_perl;	3707	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3424	},
3425	);	3709	};
3426	}	3710	}
3427		3711
3428	register_command "reload" => sub {	3712	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3430		3714
3431	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3719	reload_perl;
		3720	};
3434	}	3721	}
3435	};	3722	};
3436		3723
3437	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3438		3725
…		…
3440		3727
3441	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3443		3730
3444	sub wait_for_tick {	3731	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3733
3448	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3736	$signal->wait;
3451	}	3737	}
3452		3738
3453	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3741
3457	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3744	$signal->wait;
3460	}	3745	}
3461		3746
3462	$TICK_WATCHER = Event->timer (	3747	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 != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3472	return;	3751	return;
3473	}	3752	}
3474		3753
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3478		3755
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3758	Coro::async_pool {
		3759	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3760	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3761	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3762	};
		3763	}
3489		3764
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3766	$sig->send;
3492	}	3767	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3769	$sig->send;
3495	}	3770	}
3496		3771
3497	$NOW = Event::time;	3772	$LOAD = ($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;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3774
3508	_post_tick;	3775	if (0) {
		3776	if ($NEXT_TICK) {
		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3509	},	3781	}
3510	);	3782	}
3511		3783
3512	{	3784	{
		3785	# configure BDB
		3786
3513	BDB::min_parallel 8;	3787	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3788	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3789	$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	$! = $status;
3535	},
3536	)
3537	};
3538		3790
3539	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3798
3546	cf::sync_job {	3799	cf::sync_job {
3547	eval {	3800	eval {
…		…
3557		3810
3558	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3812	};
3560	}	3813	}
3561		3814
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3815	$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 { };	3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3817	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3818	$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 { };	3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3820	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3821	$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 { };	3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3823	};
3592	}	3824	}
3593		3825
3594	{	3826	{
		3827	# configure IO::AIO
		3828
3595	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3831	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	}	3832	}
3608		3833
3609	my $_log_backtrace;	3834	my $_log_backtrace;
3610		3835
3611	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3615		3840
3616	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3619	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3620	my @bt = fork_call {	3848	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3632	}	3860	}
3633		3861
3634	@funcs	3862	@funcs
3635	};	3863	};
3636		3864
3637	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3868	--$_log_backtrace;
3640	};	3869	};
3641	} else {	3870	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

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