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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 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;	107	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	108	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	110	our $DB_ENV;
88		111
89	our %CFG;	112	our %CFG;
90		113
91	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
93		117
94	our (%PLAYER, %PLAYER_LOADING); # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
97		121
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		124
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
104		129
105	binmode STDOUT;	130	binmode STDOUT;
106	binmode STDERR;	131	binmode STDERR;
107		132
108	# read virtual server time, if available	133	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
113	}	138	}
114		139
115	mkdir $_	140	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
161		186
162	The raw value load value from the last tick.	187	The raw value load value from the last tick.
163		188
164	=item %cf::CFG	189	=item %cf::CFG
165		190
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	192	from wherever your confdir points to.
168		193
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		195
171	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
…		…
192	$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;
193		218
194	LOG llevError, $msg;	219	LOG llevError, $msg;
195	};	220	};
196	}	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#?
197		237
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	248	for my $pkg (qw(
209	cf::global cf::attachable	249	cf::global cf::attachable
210	cf::object cf::object::player	250	cf::object cf::object::player
211	cf::client cf::player	251	cf::client cf::player
212	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
213	cf::map cf::party cf::region	254	cf::party cf::region
214	)) {	255	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	257	}
218		258
219	$Event::DIED = sub {	259	$EV::DIED = sub {
220	warn "error in event callback: @_";	260	warn "error in event callback: @_";
221	};	261	};
222		262
223	#############################################################################	263	#############################################################################
224		264
…		…
247	$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;
248	$d	288	$d
249	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
250	}	290	}
251		291
252	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
253		293
254	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
255		295
256	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
257		297
258	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
259		299
260	=cut	300	=cut
261		301
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		303
264	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
266		306
267	=item cf::lock_wait $string	307	=item cf::lock_wait $string
268		308
269	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
270		310
…		…
326		366
327	! ! $LOCK{$key}	367	! ! $LOCK{$key}
328	}	368	}
329		369
330	sub freeze_mainloop {	370	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
332		372
333	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
334	$TICK_WATCHER->start;	374	}
335	};	375
336	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
337	$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($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
338	}	389	}
339		390
340	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
341		392
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	404	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	405	our $SLOT_QUEUE;
355		406
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
358	my $signal = new Coro::Signal;	411	my $signal = new Coro::Signal;
359		412
360	while () {	413	while () {
361	next_job:	414	next_job:
362	my $avail = cf::till_tick;	415	my $avail = cf::till_tick;
…		…
370	}	423	}
371	}	424	}
372	}	425	}
373		426
374	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	430	$signal->wait;
378	} else {	431	} else {
379	Coro::schedule;	432	Coro::schedule;
380	}	433	}
381	}	434	}
382	};	435	};
383		436
384	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
385	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
386		441
387	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
389		444
…		…
403		458
404	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
405		460
406	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
407		462
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	466	acceptable.
412		467
413	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
414	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
…		…
419		474
420	sub sync_job(&) {	475	sub sync_job(&) {
421	my ($job) = @_;	476	my ($job) = @_;
422		477
423	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	479	my $time = EV::time;
425		480
426	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
428		483
429	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	485
431	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
432		487
433	my $busy = 1;	488	my $busy = 1;
434	my @res;	489	my @res;
435		490
436	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	493	@res = eval { $job->() };
438	warn $@ if $@;	494	warn $@ if $@;
439	undef $busy;	495	undef $busy;
440	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
441		497
442	while ($busy) {	498	while ($busy) {
443	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
444	}	503	}
		504	}
445		505
446	$time = Event::time - $time;	506	my $time = EV::time - $time;
447		507
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
452		509
453	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
454	} else {	511	} else {
455	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
456		513
…		…
481	=item fork_call { }, $args	538	=item fork_call { }, $args
482		539
483	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
484	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
487		544
488	=cut	545	=cut
489		546
490	sub fork_call(&@) {	547	sub fork_call(&@) {
491	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
…		…
498	reset_signals;	555	reset_signals;
499	&$cb	556	&$cb
500	}, @args;	557	}, @args;
501		558
502	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
503	}	587	}
504		588
505	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
506		590
507	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
646		730
647	#############################################################################	731	#############################################################################
648		732
649	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
650		734
651	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
652	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")
653	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
654		738
655	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>
656	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
657	Crossfire TRT).	741	Deliantra).
658		742
659	=over 4	743	=over 4
660		744
661	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
662		746
…		…
706	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
707		791
708	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
709	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
710		794
711	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		797
714	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
715		799
716	=over 4	800	=over 4
…		…
944	}	1028	}
945		1029
946	0	1030	0
947	}	1031	}
948		1032
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1034
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1036
953	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
954		1038
…		…
960		1044
961	=cut	1045	=cut
962		1046
963	#############################################################################	1047	#############################################################################
964	# object support	1048	# object support
965	#
966		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#
967	sub _can_merge {	1083	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
969		1085
970	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1087
974	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
975	}	1090	}
976		1091
977	sub reattach {	1092	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1094	my ($obj) = @_;
980		1095
		1096	# no longer needed after getting rid of delete_package?
981	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
982		1098
983	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
984		1100
985	@$registry = ();	1101	@$registry = ();
986		1102
…		…
1001	cf::attachable->attach (	1117	cf::attachable->attach (
1002	prio => -1000000,	1118	prio => -1000000,
1003	on_instantiate => sub {	1119	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
1005		1121
1006	$data = from_json $data;	1122	$data = decode_json $data;
1007		1123
1008	for (@$data) {	1124	for (@$data) {
1009	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
1010		1126
1011	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1140	},
1025	);	1141	);
1026		1142
1027	sub object_freezer_save {	1143	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1145
1032	sync_job {	1146	sync_job {
1033	if (length $$rdata) {	1147	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1148	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1037		1151
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1156	aio_close $fh;
1043		1157
1044	if (@$objs) {	1158	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1164	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1166	}
1053	} else {	1167	} else {
1054	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1055	}	1169	}
…		…
1061	} else {	1175	} else {
1062	aio_unlink $filename;	1176	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1064	}	1178	}
1065	};	1179	};
1066
1067	undef $guard;
1068	}	1180	}
1069		1181
1070	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1072		1184
…		…
1077		1189
1078	sub object_thawer_load {	1190	sub object_thawer_load {
1079	my ($filename) = @_;	1191	my ($filename) = @_;
1080		1192
1081	my ($data, $av);	1193	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1194
1085	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1086	or return;	1196	or return;
1087		1197
1088	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1200	or return;
1091		1201
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1094	}	1204	}
1095		1205
1096	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1228		1338
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1341
1232	$ext{source} =	1342	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1235	. $source	1345	. $source
1236	. "\n};\n1";	1346	. "\n};\n1";
1237		1347
1238	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1256		1366
1257	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1368	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1370	}
1262		1371
1263	warn $msg;	1372	warn $msg;
1264	}	1373	}
1265		1374
…		…
1279		1388
1280	=back	1389	=back
1281		1390
1282	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1283		1392
1284	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1285		1394
1286	=cut	1395	=cut
1287		1396
1288	package cf::player;	1397	package cf::player;
1289		1398
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1462
1354	my $f = new_from_file cf::object::thawer path $login	1463	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1464	or return;
1356		1465
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1466	my $pl = cf::player::load_pl $f
1359	or return;	1467	or return;
		1468
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1469	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1470	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1363	}	1472	}
1364	}	1473	}
…		…
1374		1483
1375	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1376		1485
1377	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
		1488
		1489	cf::get_slot 0.01;
1379		1490
1380	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1492	cf::cede_to_tick;
1382	}	1493	}
1383		1494
…		…
1415	my ($pl) = @_;	1526	my ($pl) = @_;
1416		1527
1417	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1418		1529
1419	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1420	$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
1421		1532
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1426		1539
1427	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1580
1468	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
1469	my $path = path $login;	1582	my $path = path $login;
1470		1583
1471	# a .pst is a dead give-away for a valid player	1584	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1590	}
1477		1591
…		…
1508	}	1622	}
1509		1623
1510	\@paths	1624	\@paths
1511	}	1625	}
1512		1626
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1628
1515	Expand crossfire pod fragments into protocol xml.	1629	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1630
1564	=item $player->ext_reply ($msgid, @msg)	1631	=item $player->ext_reply ($msgid, @msg)
1565		1632
1566	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1567		1634
…		…
1634	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1636		1703
1637	sub generate_random_map {	1704	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1710	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1835
1766	# the temporary/swap location	1836	# the temporary/swap location
1767	sub save_path {	1837	sub save_path {
1768	my ($self) = @_;	1838	my ($self) = @_;
1769		1839
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1772	}	1842	}
1773		1843
1774	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1775	sub uniq_path {	1845	sub uniq_path {
1776	my ($self) = @_;	1846	my ($self) = @_;
1777		1847
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1780	}	1850	}
1781		1851
1782	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1783	# all maps in C++...	1853	# all maps in C++...
…		…
1881		1951
1882	cf::lock_wait "map_data:$path";#d#remove	1952	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1884		1954
1885	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	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";
1888		1958
1889	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1890	or return;	1960	or return;
1891		1961
1892	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	1965	or return;
1896		1966
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
1900	undef $guard1;	1971	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1972	$map->reset;
1903	return find $path;	1973	return find $path;
1904	}	1974	}
1905		1975
1906	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2003	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2004	$f->skip_block;
1935	$self->_load_objects ($f)	2005	$self->_load_objects ($f)
1936	or return;	2006	or return;
1937		2007
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1939	if delete $self->{load_original};	2009	if delete $self->{load_original};
1940		2010
1941	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2012	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2013	unless (aio_stat $uniq) {
…		…
1969	}	2039	}
1970		2040
1971	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2042	$self->last_access ($cf::RUNTIME);
1973		2043
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2045	}
1976		2046
1977	$self->post_load;	2047	$self->post_load;
1978	}	2048	}
1979		2049
…		…
2037	my ($path, $origin, $load) = @_;	2107	my ($path, $origin, $load) = @_;
2038		2108
2039	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
2040		2110
2041	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2113	}
2044		2114
2045	$MAP_PREFETCH{$path} |= $load;	2115	$MAP_PREFETCH{$path} |= $load;
2046		2116
2047	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
2048	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2122	if (my $map = find $k) {
2051	$map->load if $v;	2123	$map->load if $v;
2052	}	2124	}
…		…
2078	return if $self->{deny_save};	2150	return if $self->{deny_save};
2079		2151
2080	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
2081		2153
2082	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2084	};	2157	};
		2158
		2159	cf::get_slot 0.02;
2085		2160
2086	if ($uniq) {	2161	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2164	} else {
…		…
2098	$self->save;	2173	$self->save;
2099		2174
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2176
2102	return if $self->players;	2177	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2179	return if $self->{deny_save};
2105		2180
2106	$self->in_memory (cf::MAP_SWAPPED);	2181	$self->in_memory (cf::MAP_SWAPPED);
2107		2182
2108	$self->deactivate;	2183	$self->deactivate;
…		…
2226		2301
2227	sub unique_maps() {	2302	sub unique_maps() {
2228	[	2303	[
2229	map {	2304	map {
2230	utf8::decode $_;	2305	utf8::decode $_;
2231	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2232	? normalise $_	2309	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2311	]
2236	}	2312	}
2237		2313
2238	package cf;
2239
2240	=back	2314	=back
2241		2315
2242	=head3 cf::object	2316	=head3 cf::object
2243		2317
2244	=cut	2318	=cut
…		…
2247		2321
2248	=over 4	2322	=over 4
2249		2323
2250	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2251		2325
2252	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.
2253		2328
2254	=cut	2329	=cut
2255		2330
2256	sub inv_recursive_;	2331	sub inv_recursive_;
2257	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2263	}	2338	}
2264		2339
2265	=item $ref = $ob->ref	2340	=item $ref = $ob->ref
2266		2341
2267	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.
2268		2343
2269	=item $ob = cf::object::deref ($refstring)	2344	=item $ob = cf::object::deref ($refstring)
2270		2345
2271	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,
2272	even if the object actually exists. May block.	2347	even if the object actually exists. May block.
…		…
2274	=cut	2349	=cut
2275		2350
2276	sub deref {	2351	sub deref {
2277	my ($ref) = @_;	2352	my ($ref) = @_;
2278		2353
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2355	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2357	or return;
2286	$pl->ob->uuid eq $uuid	2358	$pl->ob->uuid eq $uuid
2287	or return;	2359	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2309		2381
2310	=cut	2382	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2399	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2402	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2328	$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));
2329		2415
2330	} else {	2416	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2419	}
2334	}	2420	}
2335	}	2421	}
2336		2422
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2448
2363	=item $player_object->enter_link	2449	=item $player_object->enter_link
2364		2450
2365	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}>).
2366		2452
2367	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.
2368	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.
2369		2457
2370	Will never block.	2458	Will never block.
2371		2459
2372	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2373		2461
…		…
2431		2519
2432	$map->load;	2520	$map->load;
2433	$map->load_neighbours;	2521	$map->load_neighbours;
2434		2522
2435	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2525	$self->activate_recursive;
2437		2526
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2440	}	2529	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2537	be called at the end of this process.
2449		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
2450	=cut	2542	=cut
2451		2543
2452	our $GOTOGEN;	2544	our $GOTOGEN;
2453		2545
2454	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2551
2460	$self->enter_link;	2552	$self->enter_link;
2461		2553
2462	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
2463	# *tag paths override both path and x|y	2557	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2558	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2560	my $ob = $obs[rand @obs];
2467		2561
…		…
2530	}	2624	}
2531		2625
2532	sub prepare_random_map {	2626	sub prepare_random_map {
2533	my ($exit) = @_;	2627	my ($exit) = @_;
2534		2628
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2631	# that depends on the exit object
2540		2632
2541	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2635	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2548	}	2642	}
2549		2643
2550	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2551		2645
2552	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2555		2649
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2652	undef $fh;
2559	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2560		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2563	}	2661	}
2564	}	2662	}
2565		2663
2566	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2568		2666
2569	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2570		2668
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2669	$self->enter_link;
2583		2670
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2671	(async {
2589	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2590	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
2591	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2592		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
2593	1;	2695	1
2594	}) {	2696	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2701
2600	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2628	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
2629	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2630		2732
2631	=cut	2733	=cut
2632		2734
		2735	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2736	our %CHANNEL = (
2634	"c/identify" => {	2737	"c/identify" => {
2635	id => "identify",	2738	id => "infobox",
2636	title => "Identify",	2739	title => "Identify",
2637	reply => undef,	2740	reply => undef,
2638	tooltip => "Items recently identified",	2741	tooltip => "Items recently identified",
2639	},	2742	},
2640	"c/examine" => {	2743	"c/examine" => {
2641	id => "examine",	2744	id => "infobox",
2642	title => "Examine",	2745	title => "Examine",
2643	reply => undef,	2746	reply => undef,
2644	tooltip => "Signs and other items you examined",	2747	tooltip => "Signs and other items you examined",
2645	},	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	},
2646	);	2791	);
2647		2792
2648	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2795
2651	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
2652		2798
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2800
2655	# check predefined channels, for the benefit of C	2801	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
2657		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
2658	if (ref $channel) {	2810	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2811	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2812	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2813	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2814	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2815	if $self->can_msg;
…		…
2671	if ($self->can_msg) {	2823	if ($self->can_msg) {
2672	# default colour, mask it out	2824	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2826	if $color & cf::NDI_DEF;
2675		2827
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
2677	[$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);
2678	} else {	2844	} else {
2679	if ($color >= 0) {	2845	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones	2846	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {	2847	for ($msg) {
2682	1 while	2848	1 while
…		…
2880	=pod	3046	=pod
2881		3047
2882	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2883		3049
2884	cf::object	3050	cf::object
2885	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
2886	insert remove name archname title slaying race decrease_ob_nr	3052	insert remove name archname title slaying race decrease split
2887		3053
2888	cf::object::player	3054	cf::object::player
2889	player	3055	player
2890		3056
2891	cf::player	3057	cf::player
…		…
2896		3062
2897	=cut	3063	=cut
2898		3064
2899	for (	3065	for (
2900	["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
2901	insert remove inv name archname title slaying race	3067	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3068	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2906	) {	3072	) {
2907	no strict 'refs';	3073	no strict 'refs';
…		…
3012	{	3178	{
3013	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
3014		3180
3015	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
3017	cf::face::set_visibility $idx, $info->{visibility};	3184	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3185	cf::face::set_magicmap $idx, $info->{magicmap};
3019	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};
3020	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};
3021		3188
3022	cf::cede_to_tick;	3189	cf::cede_to_tick;
3023	}	3190	}
3024		3191
3025	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
3027	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
3028	or next;	3196	or next;
		3197
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3199	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3201	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3220	{
3052	# TODO: for gcfclient pleasure, we should give resources	3221	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3222	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3223	my $res = $facedata->{resource};
3055		3224
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3225	while (my ($name, $info) = each %$res) {
		3226	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3228	my $data;
3061		3229
3062	if ($info->{type} & 1) {	3230	if ($info->{type} & 1) {
3063	# prepend meta info	3231	# prepend meta info
3064		3232
3065	my $meta = $enc->encode ({	3233	my $meta = $enc->encode ({
3066	name => $name,	3234	name => $name,
3067	%{ $info->{meta} || {} },	3235	%{ $info->{meta} || {} },
3068	});	3236	});
3069		3237
3070	$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};
3071	} else {	3245	} else {
3072	$data = $info->{data};	3246	$RESOURCE{$name} = $info;
3073	}	3247	}
3074		3248
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3249	cf::cede_to_tick;
3079	}	3250	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3254
3100	1	3255	1
3101	}	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	});
3102		3277
3103	register_exticmd fx_want => sub {	3278	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3279	my ($ns, $want) = @_;
3105		3280
3106	while (my ($k, $v) = each %$want) {	3281	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3282	$ns->fx_want ($k, $v);
3108	}	3283	}
3109	};	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	}
3110		3295
3111	sub reload_regions {	3296	sub reload_regions {
3112	# 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
3113	# for this (global event?)	3298	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3299	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3313	}
3129		3314
3130	sub reload_archetypes {	3315	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3318	}
3139		3319
3140	sub reload_treasures {	3320	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
3143	}	3323	}
3144		3324
3145	sub reload_resources {	3325	sub reload_resources {
3146	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
3147		3327
		3328	reload_facedata;
		3329	reload_archetypes;
3148	reload_regions;	3330	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3331	reload_treasures;
3153		3332
3154	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
3155	}	3334	}
3156		3335
3157	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
3158	reload_resources;	3341	reload_resources;
3159	}	3342	}
3160		3343
3161	sub reload_config {	3344	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3346	or return;
3164		3347
3165	local $/;	3348	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
3167		3350
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3352
3170	$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};
3171	$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};
…		…
3177	};	3360	};
3178	warn $@ if $@;	3361	warn $@ if $@;
3179	}	3362	}
3180	}	3363	}
3181		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
3182	sub main {	3384	sub main {
		3385	atomic;
		3386
3183	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
3185	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#
3186	(async {	3390	(async {
3187	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
3189	};	3394	};
3190		3395
		3396	{
		3397	my $guard = freeze_mainloop;
3191	reload_config;	3398	reload_config;
3192	db_init;	3399	db_init;
3193	load_extensions;	3400	load_extensions;
3194		3401
3195	$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
3196	Event::loop;	3410	EV::loop;
3197	}	3411	}
3198		3412
3199	#############################################################################	3413	#############################################################################
3200	# initialisation and cleanup	3414	# initialisation and cleanup
3201		3415
3202	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
3203	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
3212	},
3213	);	3422	};
3214	}	3423	}
3215	}	3424	}
3216		3425
3217	sub write_runtime {	3426	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
3222		3429
3223	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3431
3225	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
3226		3433
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3435	or return;
3229		3436
3230	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
3243		3450
3244	close $fh	3451	close $fh
3245	or return;	3452	or return;
3246		3453
3247	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3455	and return;
3249		3456
3250	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
3251		3458
3252	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($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
3253	}	3503	}
3254		3504
3255	sub emergency_save() {	3505	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
3257		3507
…		…
3263	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3519	$pl->save;
3269	}	3520	}
3270	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
3271		3522
3272	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
3279		3530
3280	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
3283	};	3538	};
3284		3539
3285	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
3286	}	3541	}
3287		3542
3288	sub post_cleanup {	3543	sub post_cleanup {
3289	my ($make_core) = @_;	3544	my ($make_core) = @_;
3290		3545
3291	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
3293	}	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 $RELOAD; # how many times to reload
3294		3580
3295	sub do_reload_perl() {	3581	sub do_reload_perl() {
3296	# can/must only be called in main	3582	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
3299	return;	3585	return;
3300	}	3586	}
3301		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
3302	warn "reloading...";	3591	warn "reloading...";
3303		3592
3304	warn "entering sync_job";	3593	warn "entering sync_job";
3305		3594
3306	cf::sync_job {	3595	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3597	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3310		3599
3311	warn "syncing database to disk";	3600	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3602
3314	# 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
3315		3604
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3608	}
3353		3609
3354	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
3356	}	3612	%EXT_CORO = ();
3357		3613
3358	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3623	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3624
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
3369	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
3370	}	3634	}
3371		3635
3372	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 $k;
3373	}	3651	}
3374		3652
3375	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
3377	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);
3378		3656
3379	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
3382		3660
3383	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3662	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
3386		3664
3387	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
3388		3666
3389	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3390	require cf;	3668	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3392		3670
3393	warn "loading config and database again";	3671	warn "loading config and database again";
3394	cf::reload_config;	3672	cf::reload_config;
3395		3673
3396	warn "loading extensions";	3674	warn "loading extensions";
3397	cf::load_extensions;	3675	cf::load_extensions;
3398		3676
3399	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3405		3683
3406	warn "leaving sync_job";	3684	warn "leaving sync_job";
3407		3685
3408	1	3686	1
3409	} or do {	3687	} or do {
3410	warn $@;	3688	warn $@;
3411	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3690	};
3414		3691
3415	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3416	};	3695	};
3417		3696
3418	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3419		3698
3420	sub reload_perl() {	3699	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3423		3702
3424	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3704	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3431	},
3432	);	3706	};
3433	}	3707	}
3434		3708
3435	register_command "reload" => sub {	3709	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3437		3711
3438	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3716	reload_perl;
		3717	};
3441	}	3718	}
3442	};	3719	};
3443		3720
3444	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3445		3722
…		…
3447		3724
3448	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3450		3727
3451	sub wait_for_tick {	3728	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3730
3455	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3733	$signal->wait;
3458	}	3734	}
3459		3735
3460	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3738
3464	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3741	$signal->wait;
3467	}	3742	}
3468		3743
3469	$TICK_WATCHER = Event->timer (	3744	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3479	return;	3748	return;
3480	}	3749	}
3481		3750
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3485		3752
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3755	Coro::async_pool {
		3756	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3757	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3758	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3759	};
		3760	}
3496		3761
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3763	$sig->send;
3499	}	3764	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3766	$sig->send;
3502	}	3767	}
3503		3768
3504	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3771
3515	_post_tick;	3772	if (0) {
		3773	if ($NEXT_TICK) {
		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3516	},	3778	}
3517	);	3779	}
3518		3780
3519	{	3781	{
		3782	# configure BDB
		3783
3520	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3785	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3786	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3787
3546	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		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;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3795
3549	cf::sync_job {	3796	cf::sync_job {
3550	eval {	3797	eval {
3551	BDB::db_env_open	3798	BDB::db_env_open
3552	$DB_ENV,	3799	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3803	0666;
3557		3804
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3806	};
3564		3807
3565	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3809	};
3567	}	3810	}
3568		3811
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3814	};
3572	hard => 1,	3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3817	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3820	};
3589	}	3821	}
3590		3822
3591	{	3823	{
		3824	# configure IO::AIO
		3825
3592	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3829	}
3605		3830
3606	my $_log_backtrace;	3831	my $_log_backtrace;
3607		3832
3608	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3611	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3612		3837
3613	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3616	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3617	my @bt = fork_call {	3845	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	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 |"
3621	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3629	}	3857	}
3630		3858
3631	@funcs	3859	@funcs
3632	};	3860	};
3633		3861
3634	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3635	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3636	--$_log_backtrace;	3865	--$_log_backtrace;
3637	};	3866	};
3638	} else {	3867	} else {
3639	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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