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Revision 1.463 by root, Sun Dec 28 06:59:27 2008 UTC vs.
Revision 1.552 by root, Mon May 17 21:12:59 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
92	our $DATADIR = datadir;	98	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
…		…
100	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		110
105	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
106		118
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	121	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		123
112	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	127	our $DB_ENV;
116		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
117	our %CFG;	131	our %CFG;
118		132
119	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	134	our $RUNTIME;
121	our $NOW;	135	our $NOW;
…		…
132	our $JITTER; # average jitter	146	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
134		148
135	our @POST_INIT;	149	our @POST_INIT;
136		150
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
138		153
139	binmode STDOUT;	154	binmode STDOUT;
140	binmode STDERR;	155	binmode STDERR;
141		156
142	# read virtual server time, if available	157	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	159	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
147	}	162	}
148		163
		164	eval "sub TICK() { $TICK } 1" or die;
		165
149	mkdir $_	166	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		168
152	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
153		170
154	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
155		187
156	#############################################################################	188	#############################################################################
157		189
158	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
159		191
…		…
201	from wherever your confdir points to.	233	from wherever your confdir points to.
202		234
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		236
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
206	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
208		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
209	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
210		247
211	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
212	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213	that call.	250	that call.
214		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
215	=back	258	=back
216		259
217	=cut	260	=cut
218		261
219	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
220	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
221	my $msg = join "", @_;	269	my $msg = join "", @_;
222		270
223	$msg .= "\n"	271	$msg .= "\n"
224	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
225		273
226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
227		275
228	LOG llevError, $msg;	276	LOG llevWarn, $msg;
229	};	277	};
230	}
231		278
232	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
234		281
235	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	286	return;#d#
238	}#d#	287	}#d#
239		288
240	# kill coroutine otherwise	289	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	290	Coro::terminate
243	};	291	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		292
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	310	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	312	}
267		313
268	$EV::DIED = sub {	314	$EV::DIED = sub {
269	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
270	};	316	};
271		317
272	#############################################################################	318	#############################################################################
273		319
274	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		358
313	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
315		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
316	=item cf::post_init { BLOCK }	374	=item cf::post_init { BLOCK }
317		375
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	377	but I<before> the server starts ticking again.
320		378
321	The cdoeblock will have a single boolean argument to indicate whether this	379	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	380	is a reload or not.
323		381
324	=cut	382	=cut
325		383
326	sub post_init(&) {	384	sub post_init(&) {
327	push @POST_INIT, shift;	385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
328	}	403	}
329		404
330	=item cf::lock_wait $string	405	=item cf::lock_wait $string
331		406
332	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	446	}
372		447
373	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
374		449
375	Like EV::periodic, but randomly selects a starting point so that the actions	450	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	451	get spread over time.
377		452
378	=cut	453	=cut
379		454
380	sub periodic($$) {	455	sub periodic($$) {
381	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
398		473
399	=cut	474	=cut
400		475
401	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
403		479
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
407		483
408	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
409		486
410	while () {	487	while () {
411	next_job:	488	next_job:
		489
412	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	491
414	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	496	$job->[2]->send;
418	Coro::cede;	497	Coro::cede;
419	goto next_job;	498	goto next_job;
420	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	501	}
422	}	502	}
423		503
424	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	507	$signal->wait;
428	} else {	508	} else {
		509	$busy = 0;
429	Coro::schedule;	510	Coro::schedule;
430	}	511	}
431	}	512	}
432	};	513	};
433		514
434	sub get_slot($;$$) {	515	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
436		517
437	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
438		519
439	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
440	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
441		523
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
470	=cut	552	=cut
471		553
472	sub sync_job(&) {	554	sub sync_job(&) {
473	my ($job) = @_;	555	my ($job) = @_;
474		556
475	if ($Coro::current == $Coro::main) {	557	if (in_main) {
476	my $time = EV::time;	558	my $time = AE::time;
477		559
478	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
480		562
481	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
482		564
483	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
484		566
485	my $busy = 1;	567	my $busy = 1;
486	my @res;	568	my @res;
487		569
488	(async {	570	(async {
489	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	572	@res = eval { $job->() };
491	warn $@ if $@;	573	error $@ if $@;
492	undef $busy;	574	undef $busy;
493	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
494		576
495	while ($busy) {	577	while ($busy) {
496	if (Coro::nready) {	578	if (Coro::nready) {
…		…
498	} else {	580	} else {
499	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
500	}	582	}
501	}	583	}
502		584
503	my $time = EV::time - $time;	585	my $time = AE::time - $time;
504		586
505	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
506		588
507	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
508	} else {	590	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
531		613
532	$coro	614	$coro
533	}	615	}
534		616
535	=item fork_call { }, $args	617	=item fork_call { }, @args
536		618
537	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
541		623
542	=cut	624	=cut
543		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
544	sub fork_call(&@) {	630	sub fork_call(&@) {
545	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
546		632
547	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
550		636
551	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
552	reset_signals;	638	cf::post_fork;
553	&$cb	639	&$cb
554	}, @args;	640	} @args;
555		641
556	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
557	}	654	}
558		655
559	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
560		657
561	=cut	658	=cut
…		…
598	within each server.	695	within each server.
599		696
600	=cut	697	=cut
601		698
602	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
603	my ($name) = @_;	703	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
605		705
606	eval {	706	eval {
607	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
617	}	717	}
618		718
619	our $DB;	719	our $DB;
620		720
621	sub db_init {	721	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	722	$DB ||= db_table "db";
624	};
625	}	723	}
626		724
627	sub db_get($$) {	725	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
629		727
630	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
631	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
632		732
633	$! ? ()	733	$! ? ()
634	: $data	734	: $data
635	}
636	}	735	}
637		736
638	sub db_put($$$) {	737	sub db_put($$$) {
639	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		795
697	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	797	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
700		799
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		801
703	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
706		805
…		…
716		815
717	=cut	816	=cut
718		817
719	sub datalog($@) {	818	sub datalog($@) {
720	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	821	}
723		822
724	=back	823	=back
725		824
726	=cut	825	=cut
…		…
921		1020
922	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1023
925	} elsif (ref $type) {	1024	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
927		1026
928	} else {	1027	} else {
929	shift @arg;	1028	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
931	}	1030	}
932	}	1031	}
933	}	1032	}
934		1033
935	sub _object_attach {	1034	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
946	}	1045	}
947		1046
948	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
949	} else {	1048	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1050	}
952		1051
953	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
954	}	1053	}
955		1054
…		…
1014		1113
1015	for (@$callbacks) {	1114	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1017		1116
1018	if ($@) {	1117	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1119	override;
1022	}	1120	}
1023		1121
1024	return 1 if $override;	1122	return 1 if $override;
1025	}	1123	}
…		…
1104	for (@$attach) {	1202	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1107	}	1205	}
1108	} else {	1206	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1208	}
1111	}	1209	}
1112	}	1210	}
1113		1211
1114	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1142		1240
1143	sync_job {	1241	sync_job {
1144	if (length $$rdata) {	1242	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1148		1247
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1153	aio_close $fh;	1255	aio_close $fh;
1154		1256
1155	if (@$objs) {	1257	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1161	aio_close $fh;	1266	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1268	}
1164	} else {	1269	} else {
1165	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
1169		1274
1170	$filename =~ s%/[^/]+$%%;	1275	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1276	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1277	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1174	}	1279	}
1175	} else {	1280	} else {
1176	aio_unlink $filename;	1281	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1178	}	1283	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1308	$av = $st->{objs};
1204	}	1309	}
1205		1310
1206	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1209		1315
1210	($data, $av)	1316	($data, $av)
1211	}	1317	}
1212		1318
1213	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1272	}	1378	}
1273		1379
1274	use File::Glob ();	1380	use File::Glob ();
1275		1381
1276	cf::player->attach (	1382	cf::player->attach (
1277	on_command => sub {	1383	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1279		1385
1280	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1281	or return;	1387	or return;
1282		1388
…		…
1305		1411
1306	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1307	if $reply;	1413	if $reply;
1308		1414
1309	} else {	1415	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1417	}
1312		1418
1313	cf::override;	1419	cf::override;
1314	},	1420	},
1315	);	1421	);
1316		1422
1317	# "readahead" all extensions	1423	# "readahead" all extensions
1318	sub cache_extensions {	1424	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1425	my $grp = IO::AIO::aio_group;
1320		1426
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1428	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1430	}
1325	};	1431	};
1326		1432
1327	$grp	1433	$grp
1328	}	1434	}
1329		1435
1330	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1331	cf::sync_job {	1439	cf::sync_job {
1332	my %todo;	1440	my %todo;
1333		1441
1334	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1443	next unless -r $path;
…		…
1353		1461
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1464
1357	$ext{source} =	1465	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1360	. $source	1468	. $source
1361	. "\n};\n1";	1469	. "\n};\n1";
1362		1470
1363	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1364	}	1472	}
1365		1473
		1474	my $pass = 0;
1366	my %done;	1475	my %done;
1367	while (%todo) {	1476	while (%todo) {
1368	my $progress;	1477	my $progress;
1369		1478
		1479	++$pass;
		1480
		1481	ext:
1370	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1484	next ext
1373	unless exists $done{$_};	1485	unless exists $done{$_};
1374	}	1486	}
1375		1487
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1489
1378	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1494
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1496	if exists $v->{meta}{mandatory};
1386		1497
1387	warn $msg;	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1499	delete $todo{$k};
		1500	} else {
		1501	$done{$k} = delete $todo{$k};
		1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1388	}	1507	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1508	}
1394		1509
1395	skip:	1510	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1398	}	1518	}
1399	};	1519	};
1400	}	1520	}
1401		1521
1402	#############################################################################	1522	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1487	}	1607	}
1488	}	1608	}
1489	}	1609	}
1490		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1491	sub save($) {	1624	sub save($) {
1492	my ($pl) = @_;	1625	my ($pl) = @_;
1493		1626
1494	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1495		1628
…		…
1500		1633
1501	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1503		1636
1504	cf::get_slot 0.01;	1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1505		1641
1506	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1643	cf::cede_to_tick;
1508	}	1644	}
1509		1645
…		…
1543	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1544		1680
1545	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1547		1683
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1685	$pl->deactivate;
		1686
1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1553	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1554		1692
1555	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1611	\@logins	1749	\@logins
1612	}	1750	}
1613		1751
1614	=item $player->maps	1752	=item $player->maps
1615		1753
		1754	=item cf::player::maps $login
		1755
1616	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1617	player. May block.	1757	player. May block.
1618		1758
1619	=cut	1759	=cut
1620		1760
…		…
1682	=cut	1822	=cut
1683		1823
1684	sub find_by_path($) {	1824	sub find_by_path($) {
1685	my ($path) = @_;	1825	my ($path) = @_;
1686		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
		1828
1687	my ($match, $specificity);	1829	my ($match, $specificity);
1688		1830
1689	for my $region (list) {	1831	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
1691	($match, $specificity) = ($region, $region->specificity)	1833	($match, $specificity) = ($region, $region->specificity)
…		…
1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723		1865
1724	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	1867	$self->_create_random_map (
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1747		1889
1748	sub register {	1890	sub register {
1749	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	1892	my $pkg = caller;
1751		1893
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		1895
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	1897	}
1757		1898
1758	# also paths starting with '/'	1899	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		1901
1761	sub thawer_merge {	1902	sub thawer_merge {
1762	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1763		1904
1764	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1769	}	1910	}
1770		1911
1771	sub normalise {	1912	sub normalise {
1772	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1773		1914
1774	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1775		1916
1776	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1777		1918
1778	# map plan:	1919	# map plan:
1779	#	1920	#
…		…
1794	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	1936	$path = "$base/$path";
1796	}	1937	}
1797		1938
1798	for ($path) {	1939	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1802	}	1942	}
1803		1943
1804	$path	1944	$path
…		…
1818	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1819	return $self;	1959	return $self;
1820	}	1960	}
1821	}	1961	}
1822		1962
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	1964	()
1825	}	1965	}
1826		1966
1827	sub init {	1967	sub init {
1828	my ($self) = @_;	1968	my ($self) = @_;
…		…
1950	}	2090	}
1951		2091
1952	sub find;	2092	sub find;
1953	sub find {	2093	sub find {
1954	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
		2095
		2096	cf::cede_to_tick;
1955		2097
1956	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1957		2099
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1978		2120
1979	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1980	}	2122	}
1981	}	2123	}
1982		2124
1983	sub pre_load { }	2125	sub pre_load { }
1984	sub post_load { }	2126	#sub post_load { } # XS
1985		2127
1986	sub load {	2128	sub load {
1987	my ($self) = @_;	2129	my ($self) = @_;
1988		2130
1989	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2046	}	2188	}
2047		2189
2048	$self->post_load;	2190	$self->post_load;
2049	}	2191	}
2050		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
2051	sub customise_for {	2196	sub customise_for {
2052	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2053		2198
2054	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2200	if $self->per_player;
…		…
2071	or next;	2216	or next;
2072	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2073	or next;	2218	or next;
2074	$neigh->load;	2219	$neigh->load;
2075		2220
		2221	# now find the diagonal neighbours
2076	push @neigh,	2222	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}	2225	}
2080		2226
…		…
2087	}	2233	}
2088		2234
2089	sub find_sync {	2235	sub find_sync {
2090	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2091		2237
2092	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2093	}	2242	}
2094		2243
2095	sub do_load_sync {	2244	sub do_load_sync {
2096	my ($map) = @_;	2245	my ($map) = @_;
2097		2246
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2100		2249
2101	cf::sync_job { $map->load };	2250	$map->load;
2102	}	2251	}
2103		2252
2104	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2106		2255
…		…
2132	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2133		2282
2134	()	2283	()
2135	}	2284	}
2136		2285
		2286	# common code, used by both ->save and ->swapout
2137	sub save {	2287	sub _save {
2138	my ($self) = @_;	2288	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2289
2142	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2143		2291
2144	return unless $self->dirty;	2292	return unless $self->dirty;
2145		2293
…		…
2165	} else {	2313	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2315	}
2168	}	2316	}
2169		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2170	sub swap_out {	2326	sub swap_out {
2171	my ($self) = @_;	2327	my ($self) = @_;
2172		2328
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2330
2178	return if $self->players;
2179	return if $self->in_memory != cf::MAP_ACTIVE;	2331	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2332	return if $self->{deny_save};
		2333	return if $self->players;
2181		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2183		2385
2184	$self->deactivate;	2386	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2388	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2389
2232	$self->unlink_save;	2390	$self->unlink_save;
2233	$self->destroy;	2391	$self->destroy;
2234	}	2392	}
2235		2393
…		…
2243		2401
2244	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2245		2403
2246	$self->unlink_save;	2404	$self->unlink_save;
2247		2405
2248	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2411
…		…
2310	: normalise $_	2468	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2470	]
2313	}	2471	}
2314		2472
		2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
		2504
2315	=back	2505	=back
2316		2506
2317	=head3 cf::object	2507	=head3 cf::object
2318		2508
2319	=cut	2509	=cut
…		…
2384		2574
2385	our $SAY_CHANNEL = {	2575	our $SAY_CHANNEL = {
2386	id => "say",	2576	id => "say",
2387	title => "Map",	2577	title => "Map",
2388	reply => "say ",	2578	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2580	};
2391		2581
2392	our $CHAT_CHANNEL = {	2582	our $CHAT_CHANNEL = {
2393	id => "chat",	2583	id => "chat",
2394	title => "Chat",	2584	title => "Chat",
…		…
2451		2641
2452	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2453		2643
2454	The player should be reasonably safe there for short amounts of time (e.g.	2644	The player should be reasonably safe there for short amounts of time (e.g.
2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456	though, as the palyer cannot control the character while it is on the link	2646	though, as the player cannot control the character while it is on the link
2457	map.	2647	map.
2458		2648
2459	Will never block.	2649	Will never block.
2460		2650
2461	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
…		…
2482	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2673	my ($self) = @_;
2484		2674
2485	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2486		2676
		2677	++$self->{_link_recursion};
		2678
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2680
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2491		2683
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2685	}
2494		2686
2495	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2497		2689
…		…
2514	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2516		2708
2517	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2520		2712
2521	$map->load;	2713	$map->load;
2522	$map->load_neighbours;	2714	$map->load_neighbours;
2523		2715
2524	return unless $self->contr->active;	2716	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2717
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2530	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2531		2725
		2726	}
		2727
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2729
2534	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
…		…
2544		2740
2545	our $GOTOGEN;	2741	our $GOTOGEN;
2546		2742
2547	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2549		2751
2550	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2754
2553	$self->enter_link;	2755	$self->enter_link;
…		…
2577	my $map = eval {	2779	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2579		2781
2580	if ($map) {	2782	if ($map) {
2581	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2785	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2787	}
2586		2788
2587	$map	2789	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2598	}	2800	}
2599		2801
2600	$done->() if $done;	2802	$done->($self) if $done;
2601	})->prio (1);	2803	})->prio (1);
2602	}	2804	}
2603		2805
2604	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2605		2807
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2700	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2702		2904
2703	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	2906	$self->leave_link;
2705	}	2907	}
2706	})->prio (1);	2908	})->prio (1);
2707	}	2909	}
2708		2910
…		…
2720	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2721	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2722		2924
2723	utf8::encode $text;	2925	utf8::encode $text;
2724	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2725	}	2952	}
2726		2953
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		2955
2729	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2733		2960
2734	=cut	2961	=cut
2735		2962
2736	# non-persistent channels (usually the info channel)	2963	# non-persistent channels (usually the info channel)
2737	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2738	"c/identify" => {	2971	"c/identify" => {
2739	id => "infobox",	2972	id => "infobox",
2740	title => "Identify",	2973	title => "Identify",
2741	reply => undef,	2974	reply => undef,
2742	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	2977	"c/examine" => {
2745	id => "infobox",	2978	id => "infobox",
2746	title => "Examine",	2979	title => "Examine",
2747	reply => undef,	2980	reply => undef,
2748	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
		2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
2749	},	2988	},
2750	"c/book" => {	2989	"c/book" => {
2751	id => "infobox",	2990	id => "infobox",
2752	title => "Book",	2991	title => "Book",
2753	reply => undef,	2992	reply => undef,
…		…
2769	id => "infobox",	3008	id => "infobox",
2770	title => "Body Parts",	3009	title => "Body Parts",
2771	reply => undef,	3010	reply => undef,
2772	tooltip => "Shows which body parts you posess and are available",	3011	tooltip => "Shows which body parts you posess and are available",
2773	},	3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
2774	"c/skills" => {	3019	"c/skills" => {
2775	id => "infobox",	3020	id => "infobox",
2776	title => "Skills",	3021	title => "Skills",
2777	reply => undef,	3022	reply => undef,
2778	tooltip => "Shows your experience per skill and item power",	3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
2779	},	3048	},
2780	"c/uptime" => {	3049	"c/uptime" => {
2781	id => "infobox",	3050	id => "infobox",
2782	title => "Uptime",	3051	title => "Uptime",
2783	reply => undef,	3052	reply => undef,
…		…
2793	id => "party",	3062	id => "party",
2794	title => "Party",	3063	title => "Party",
2795	reply => "gsay ",	3064	reply => "gsay ",
2796	tooltip => "Messages and chat related to your party",	3065	tooltip => "Messages and chat related to your party",
2797	},	3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
2798	"c/say" => $SAY_CHANNEL,	3073	"c/say" => $SAY_CHANNEL,
2799	"c/chat" => $CHAT_CHANNEL,	3074	"c/chat" => $CHAT_CHANNEL,
2800	);	3075	);
2801		3076
2802	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
…		…
2833	my $pkt = "msg "	3108	my $pkt = "msg "
2834	. $self->{json_coder}->encode (	3109	. $self->{json_coder}->encode (
2835	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2836	);	3111	);
2837		3112
2838	# try lzf for large packets
2839	$pkt = "lzf " . Compress::LZF::compress $pkt
2840	if 1024 <= length $pkt and $self->{can_lzf};
2841
2842	# split very large packets
2843	if (8192 < length $pkt and $self->{can_lzf}) {
2844	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2845	$pkt = "frag";
2846	}
2847
2848	$self->send_packet ($pkt);	3113	$self->send_big_packet ($pkt);
2849	}	3114	}
2850		3115
2851	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2852		3117
2853	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2856		3121
2857	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2858	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2859		3124
2860	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2862	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2863	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2864	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2865	}	3130	}
2866	}	3131	}
2867		3132
2868	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2869		3134
…		…
2873		3138
2874	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2875	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2876		3141
2877	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2878	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2879	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2880	#TODO: version 1, remove	3145	#TODO: version 1, remove
2881	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2882	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2883	}	3148	}
2884	}	3149	}
2885		3150
2886	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2887		3152
…		…
2958		3223
2959	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2960	if $reply;	3225	if $reply;
2961		3226
2962	} else {	3227	} else {
2963	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2964	}	3229	}
2965		3230
2966	cf::override;	3231	cf::override;
2967	},	3232	},
2968	);	3233	);
…		…
2988		3253
2989	$coro	3254	$coro
2990	}	3255	}
2991		3256
2992	cf::client->attach (	3257	cf::client->attach (
2993	on_destroy => sub {	3258	on_client_destroy => sub {
2994	my ($ns) = @_;	3259	my ($ns) = @_;
2995		3260
2996	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2997	},	3262	},
2998	);	3263	);
…		…
3014	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
3015		3280
3016	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
3017		3282
3018	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
3019	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
3020	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
3021	sort time	3286	sort time
3022	));	3287	));
3023		3288
3024	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
3028	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
3029		3294
3030	cf::object	3295	cf::object
3031	contr pay_amount pay_player map x y force_find force_add destroy	3296	contr pay_amount pay_player map x y force_find force_add destroy
3032	insert remove name archname title slaying race decrease split	3297	insert remove name archname title slaying race decrease split
		3298	value
3033		3299
3034	cf::object::player	3300	cf::object::player
3035	player	3301	player
3036		3302
3037	cf::player	3303	cf::player
…		…
3043	=cut	3309	=cut
3044		3310
3045	for (	3311	for (
3046	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3047	insert remove inv nrof name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
3048	decrease split destroy change_exp)],	3314	decrease split destroy change_exp value msg lore send_msg)],
3049	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
3050	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
3051	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
3052	) {	3318	) {
3053	no strict 'refs';
3054	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
3055	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3056	for @funs;	3321	for @funs;
3057	}	3322	}
3058		3323
…		…
3073		3338
3074	my $qcode = $code;	3339	my $qcode = $code;
3075	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3076	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
3077		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
3078	local $_;	3346	local $_;
3079	local @safe::cf::_safe_eval_args = values %vars;
3080		3347
3081	my $eval =	3348	my $eval =
3082	"do {\n"	3349	"do {\n"
3083	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3084	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
3085	. $code	3352	. $code
3086	. "\n}"	3353	. "\n}"
3087	;	3354	;
3088		3355
		3356	if ($CFG{safe_eval}) {
3089	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
3090	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3091	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
3092		3365
3093	if ($@) {	3366	if ($@) {
3094	warn "$@";	3367	warn "$@",
3095	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
3096	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
3097	}	3370	}
3098		3371
3099	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3100	}	3373	}
3101		3374
…		…
3115	=cut	3388	=cut
3116		3389
3117	sub register_script_function {	3390	sub register_script_function {
3118	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3119		3392
3120	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3121	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3122	}	3395	}
3123		3396
3124	=back	3397	=back
3125		3398
3126	=cut	3399	=cut
…		…
3135	# for this (global event?)	3408	# for this (global event?)
3136	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3137		3410
3138	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3139		3412
3140	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3141		3414
3142	my $facedata;
3143	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3144	or die "$path: $!";	3416	or die "$path: $!";
3145		3417
3146	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3147		3419
3148	$facedata->{version} == 2	3420	$facedata->{version} == 2
3149	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3150		3422
3151	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3152	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3153	type => FT_RSRC,	3426	type => FT_RSRC,
3154	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3155	};	3429	};
3156	cf::cede_to_tick;	3430	cf::cede_to_tick;
3157		3431
3158	{	3432	{
3159	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
…		…
3161	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3162	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3163		3437
3164	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3165	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3166	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3167	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3168		3442
3169	cf::cede_to_tick;	3443	cf::cede_to_tick;
3170	}	3444	}
3171		3445
3172	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
…		…
3177		3451
3178	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3179	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3180	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3181	} else {	3455	} else {
3182	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3183	}	3457	}
3184		3458
3185	cf::cede_to_tick;	3459	cf::cede_to_tick;
3186	}	3460	}
3187	}	3461	}
…		…
3196		3470
3197	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3198	}	3472	}
3199		3473
3200	{	3474	{
3201	# TODO: for gcfclient pleasure, we should give resources
3202	# that gcfclient doesn't grok a >10000 face index.
3203	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3204		3476
3205	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
3206	if (defined $info->{type}) {	3478	if (defined $info->{type}) {
3207	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3208	my $data;
3209		3480
3210	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3211	# prepend meta info
3212
3213	my $meta = $enc->encode ({
3214	name => $name,
3215	%{ $info->{meta} || {} },
3216	});
3217
3218	$data = pack "(w/a*)*", $meta, $info->{data};
3219	} else {
3220	$data = $info->{data};
3221	}
3222
3223	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3224	cf::face::set_type $idx, $info->{type};	3482	cf::face::set_type $idx, $info->{type};
3225	} else {	3483	} else {
3226	$RESOURCE{$name} = $info;	3484	$RESOURCE{$name} = $info; # unused
3227	}	3485	}
3228		3486
3229	cf::cede_to_tick;	3487	cf::cede_to_tick;
3230	}	3488	}
3231	}	3489	}
3232		3490
3233	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3234		3492
3235	1	3493	1
3236	}	3494	}
3237
3238	cf::global->attach (on_resource_update => sub {
3239	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3240	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3241
3242	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3243	my $sound = $soundconf->{compat}[$_]
3244	or next;
3245
3246	my $face = cf::face::find "sound/$sound->[1]";
3247	cf::sound::set $sound->[0] => $face;
3248	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3249	}
3250
3251	while (my ($k, $v) = each %{$soundconf->{event}}) {
3252	my $face = cf::face::find "sound/$v";
3253	cf::sound::set $k => $face;
3254	}
3255	}
3256	});
3257		3495
3258	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
3259	my ($ns, $want) = @_;	3497	my ($ns, $want) = @_;
3260		3498
3261	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
…		…
3300	sub reload_treasures {	3538	sub reload_treasures {
3301	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3302	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3303	}	3541	}
3304		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3305	sub reload_resources {	3566	sub reload_resources {
3306	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3307		3568
		3569	reload_exp_table;
		3570	reload_materials;
3308	reload_facedata;	3571	reload_facedata;
		3572	reload_sound;
3309	reload_archetypes;	3573	reload_archetypes;
3310	reload_regions;	3574	reload_regions;
3311	reload_treasures;	3575	reload_treasures;
3312		3576
3313	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3314	}	3578	}
3315		3579
3316	sub reload_config {	3580	sub reload_config {
3317	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3318	or return;
3319		3582
3320	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3321	*CFG = YAML::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3322		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3323	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3324		3590
3325	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3326	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3327		3593
3328	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3351		3617
3352	seek $fh, 0, 0;	3618	seek $fh, 0, 0;
3353	print $fh $$;	3619	print $fh $$;
3354	}	3620	}
3355		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3356	sub main {	3631	sub main {
3357	cf::init_globals; # initialise logging	3632	cf::init_globals; # initialise logging
3358		3633
3359	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3360	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3361	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3362	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3363
3364	cf::init_experience;
3365	cf::init_anim;
3366	cf::init_attackmess;
3367	cf::init_dynamic;
3368		3638
3369	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3370		3640
3371	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3372	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
…		…
3378	};	3648	};
3379		3649
3380	evthread_start IO::AIO::poll_fileno;	3650	evthread_start IO::AIO::poll_fileno;
3381		3651
3382	cf::sync_job {	3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
3383	reload_resources;	3661	reload_resources;
3384	reload_config;	3662	reload_config;
3385	db_init;	3663	db_init;
3386		3664
3387	cf::load_settings;
3388	cf::load_materials;
3389	cf::init_uuid;	3665	cf::init_uuid;
3390	cf::init_signals;	3666	cf::init_signals;
3391	cf::init_commands;
3392	cf::init_skills;	3667	cf::init_skills;
3393		3668
3394	cf::init_beforeplay;	3669	cf::init_beforeplay;
3395		3670
3396	atomic;	3671	atomic;
…		…
3398	load_extensions;	3673	load_extensions;
3399		3674
3400	utime time, time, $RUNTIMEFILE;	3675	utime time, time, $RUNTIMEFILE;
3401		3676
3402	# no (long-running) fork's whatsoever before this point(!)	3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
3403	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3404		3680
3405	(pop @POST_INIT)->(0) while @POST_INIT;	3681	cf::_post_init 0;
3406	};	3682	};
3407		3683
3408	EV::loop;	3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3409	}	3693	}
3410		3694
3411	#############################################################################	3695	#############################################################################
3412	# initialisation and cleanup	3696	# initialisation and cleanup
3413		3697
3414	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3415	BEGIN {	3699	BEGIN {
3416	our %SIGWATCHER = ();	3700	our %SIGWATCHER = ();
3417	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3418	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3419	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3420	};	3704	};
3421	}	3705	}
3422	}	3706	}
3423		3707
3424	sub write_runtime_sync {	3708	sub write_runtime_sync {
		3709	my $t0 = AE::time;
		3710
3425	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3426	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3427		3713
3428	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3429		3715
3430	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3431		3717
3432	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3433	or return;	3719	or return;
3434		3720
3435	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3436	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3437	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3450	or return;	3736	or return;
3451		3737
3452	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3453	and return;	3739	and return;
3454		3740
3455	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3456		3742
3457	1	3743	1
3458	}	3744	}
3459		3745
3460	our $uuid_lock;	3746	our $uuid_lock;
…		…
3472	or return;	3758	or return;
3473		3759
3474	my $value = uuid_seq uuid_cur;	3760	my $value = uuid_seq uuid_cur;
3475		3761
3476	unless ($value) {	3762	unless ($value) {
3477	warn "cowardly refusing to write zero uuid value!\n";	3763	info "cowardly refusing to write zero uuid value!\n";
3478	return;	3764	return;
3479	}	3765	}
3480		3766
3481	my $value = uuid_str $value + $uuid_skip;	3767	my $value = uuid_str $value + $uuid_skip;
3482	$uuid_skip = 0;	3768	$uuid_skip = 0;
…		…
3492	or return;	3778	or return;
3493		3779
3494	aio_rename "$uuid~", $uuid	3780	aio_rename "$uuid~", $uuid
3495	and return;	3781	and return;
3496		3782
3497	warn "uuid file written ($value).\n";	3783	trace "uuid file written ($value).\n";
3498		3784
3499	1	3785	1
3500		3786
3501	}	3787	}
3502		3788
…		…
3508	}	3794	}
3509		3795
3510	sub emergency_save() {	3796	sub emergency_save() {
3511	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3512		3798
3513	warn "emergency_perl_save: enter\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3514		3805
3515	cf::sync_job {	3806	cf::sync_job {
3516	# this is a trade-off: we want to be very quick here, so	3807	cf::write_runtime_sync; # external watchdog should not bark
3517	# save all maps without fsync, and later call a global sync
3518	# (which in turn might be very very slow)
3519	local $USE_FSYNC = 0;
3520		3808
3521	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3524	warn "emergency_perl_save: begin player save\n";	3812	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	3815	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	3817	$pl->save;
3530	}	3818	}
3531	warn "emergency_perl_save: end player save\n";	3819	info "emergency_perl_save: end player save\n";
3532		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
3533	warn "emergency_perl_save: begin map save\n";	3823	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	3826	$map->valid or next;
3537	$map->save;	3827	$map->save;
3538	}	3828	}
3539	warn "emergency_perl_save: end map save\n";	3829	info "emergency_perl_save: end map save\n";
3540		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
3541	warn "emergency_perl_save: begin database checkpoint\n";	3833	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "emergency_perl_save: end database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
3544		3836
3545	warn "emergency_perl_save: begin write uuid\n";	3837	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	3838	write_uuid_sync 1;
3547	warn "emergency_perl_save: end write uuid\n";	3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3548	};	3859	};
3549		3860
3550	warn "emergency_perl_save: starting sync()\n";
3551	IO::AIO::aio_sync sub {
3552	warn "emergency_perl_save: finished sync()\n";
3553	};
3554
3555	warn "emergency_perl_save: leave\n";	3861	info "emergency_perl_save: leave\n";
3556	}	3862	}
3557		3863
3558	sub post_cleanup {	3864	sub post_cleanup {
3559	my ($make_core) = @_;	3865	my ($make_core) = @_;
3560		3866
		3867	IO::AIO::flush;
		3868
3561	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3562	if $make_core;	3870	if $make_core;
3563		3871
3564	my $fh = pidfile;	3872	my $fh = pidfile;
3565	unlink $PIDFILE if <$fh> == $$;	3873	unlink $PIDFILE if <$fh> == $$;
3566	}	3874	}
…		…
3586	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3587	for my $name (keys %$leaf_symtab) {	3895	for my $name (keys %$leaf_symtab) {
3588	_gv_clear *{"$pkg$name"};	3896	_gv_clear *{"$pkg$name"};
3589	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3590	}	3898	}
3591	warn "cleared package $pkg\n";#d#
3592	}	3899	}
3593		3900
3594	sub do_reload_perl() {	3901	sub do_reload_perl() {
3595	# can/must only be called in main	3902	# can/must only be called in main
3596	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3597	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3598	return;	3905	return;
3599	}	3906	}
3600		3907
3601	return if $RELOAD++;	3908	return if $RELOAD++;
3602		3909
3603	my $t1 = EV::time;	3910	my $t1 = AE::time;
3604		3911
3605	while ($RELOAD) {	3912	while ($RELOAD) {
3606	warn "reloading...";	3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
3607		3915
3608	warn "entering sync_job";	3916	trace "perl_reload: entering sync_job";
3609		3917
3610	cf::sync_job {	3918	cf::sync_job {
3611	cf::write_runtime_sync; # external watchdog should not bark
3612	cf::emergency_save;	3919	#cf::emergency_save;
3613	cf::write_runtime_sync; # external watchdog should not bark
3614		3920
3615	warn "syncing database to disk";
3616	BDB::db_env_txn_checkpoint $DB_ENV;
3617
3618	# if anything goes wrong in here, we should simply crash as we already saved
3619
3620	warn "flushing outstanding aio requests";
3621	while (IO::AIO::nreqs || BDB::nreqs) {
3622	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3623	}
3624
3625	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3626	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3627	%EXT_CORO = ();	3923	%EXT_CORO = ();
3628		3924
3629	warn "removing commands";	3925	trace "perl_reload: removing commands";
3630	%COMMAND = ();	3926	%COMMAND = ();
3631		3927
3632	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3633	%EXTCMD = ();	3929	%EXTCMD = ();
3634	%EXTICMD = ();	3930	%EXTICMD = ();
3635		3931
3636	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3637	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3638	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3639		3935
3640	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3641	eval {	3937	eval {
3642	$cb->($pkg);	3938	$cb->($pkg);
3643	1	3939	1
3644	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
3645	}	3941	}
3646		3942
3647	warn "... clearing $pkg";	3943	trace "... clearing $pkg";
3648	clear_package $pkg;	3944	clear_package $pkg;
3649	}	3945	}
3650		3946
3651	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3652	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3653	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3654		3950
3655	warn "... unloading $k";	3951	trace "... unloading $k";
3656	delete $INC{$k};	3952	delete $INC{$k};
3657		3953
3658	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3659	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3660		3956
…		…
3663	}	3959	}
3664		3960
3665	clear_package $k;	3961	clear_package $k;
3666	}	3962	}
3667		3963
3668	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3669	clear_package "safe::$_"	3965	clear_package "safe::$_"
3670	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3671		3967
3672	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3673	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3674	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3675		3971
3676	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3677	# and global variables created in xs	3973	# and global variables created in xs
3678	#clear_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3679		3975
3680	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3681		3977
3682	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3683	require cf;	3979	require cf;
3684	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3685		3981
3686	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3687	cf::reload_config;	3983	cf::reload_config;
3688		3984
3689	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3690	cf::load_extensions;	3986	cf::load_extensions;
3691		3987
3692	if ($REATTACH_ON_RELOAD) {	3988	if ($REATTACH_ON_RELOAD) {
3693	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3694	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3695	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3696	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3697	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3698	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
3699	}	3995	}
3700		3996
3701	warn "running post_init jobs";	3997	cf::_post_init 1;
3702	(pop @POST_INIT)->(1) while @POST_INIT;
3703		3998
3704	warn "leaving sync_job";	3999	trace "perl_reload: leaving sync_job";
3705		4000
3706	1	4001	1
3707	} or do {	4002	} or do {
3708	warn $@;	4003	error $@;
3709	cf::cleanup "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3710	};	4005	};
3711		4006
3712	warn "reloaded";
3713	--$RELOAD;	4007	--$RELOAD;
3714	}	4008	}
3715		4009
3716	$t1 = EV::time - $t1;	4010	$t1 = AE::time - $t1;
3717	warn "reload completed in ${t1}s\n";	4011	info "perl_reload: completed in ${t1}s\n";
3718	};	4012	};
3719		4013
3720	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3721		4015
3722	sub reload_perl() {	4016	sub reload_perl() {
…		…
3724	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3725		4019
3726	$RELOAD_WATCHER ||= cf::async {	4020	$RELOAD_WATCHER ||= cf::async {
3727	Coro::AIO::aio_wait cache_extensions;	4021	Coro::AIO::aio_wait cache_extensions;
3728		4022
3729	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3730	do_reload_perl;	4024	do_reload_perl;
3731	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3732	};	4026	};
3733	};	4027	};
3734	}	4028	}
…		…
3743	reload_perl;	4037	reload_perl;
3744	};	4038	};
3745	}	4039	}
3746	};	4040	};
3747		4041
3748	unshift @INC, $LIBDIR;	4042	#############################################################################
3749		4043
3750	my $bug_warning = 0;	4044	my $bug_warning = 0;
3751		4045
3752	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3753	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3754		4048
3755	sub wait_for_tick {	4049	sub wait_for_tick() {
3756	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3757		4051
3758	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3759	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3760	$signal->wait;	4054	$signal->wait;
3761	}	4055	}
3762		4056
3763	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3764	return if tick_inhibit || $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3765		4059
3766	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3767	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3768	$signal->wait;	4062	$signal->wait;
3769	}	4063	}
…		…
3775	return;	4069	return;
3776	}	4070	}
3777		4071
3778	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3779		4073
		4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4075
3780	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3781	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3782	Coro::async_pool {	4078	Coro::async_pool {
3783	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3784	write_runtime_sync	4080	write_runtime_sync
3785	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3786	};	4082	};
3787	}	4083	}
3788		4084
3789	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3790	$sig->send;	4086	$sig->send;
…		…
3798		4094
3799	if (0) {	4095	if (0) {
3800	if ($NEXT_TICK) {	4096	if ($NEXT_TICK) {
3801	my $jitter = $TICK_START - $NEXT_TICK;	4097	my $jitter = $TICK_START - $NEXT_TICK;
3802	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3803	warn "jitter $JITTER\n";#d#	4099	debug "jitter $JITTER\n";#d#
3804	}	4100	}
3805	}	4101	}
3806	}	4102	}
3807		4103
3808	{	4104	{
3809	# configure BDB	4105	# configure BDB
3810		4106
3811	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3812	BDB::max_poll_reqs $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3813	$AnyEvent::BDB::WATCHER->priority (1);	4109	$AnyEvent::BDB::WATCHER->priority (1);
3814		4110
3815	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3816	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
…		…
3853	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3854	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3855	undef $AnyEvent::AIO::WATCHER;	4151	undef $AnyEvent::AIO::WATCHER;
3856	}	4152	}
3857		4153
3858	my $_log_backtrace;	4154	our $_log_backtrace;
		4155	our $_log_backtrace_last;
3859		4156
3860	sub _log_backtrace {	4157	sub _log_backtrace {
3861	my ($msg, @addr) = @_;	4158	my ($msg, @addr) = @_;
3862		4159
3863	$msg =~ s/\n//;	4160	$msg =~ s/\n$//;
3864		4161
		4162	if ($_log_backtrace_last eq $msg) {
		4163	LOG llevInfo, "[ABT] $msg\n";
		4164	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3865	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3866	if ($_log_backtrace < 2) {	4166	} elsif ($_log_backtrace < 2) {
		4167	$_log_backtrace_last = $msg;
3867	++$_log_backtrace;	4168	++$_log_backtrace;
3868	my $perl_bt = Carp::longmess $msg;	4169	my $perl_bt = Carp::longmess $msg;
3869	async {	4170	async {
3870	$Coro::current->{desc} = "abt $msg";	4171	$Coro::current->{desc} = "abt $msg";
3871		4172
…		…
3891	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3892	--$_log_backtrace;	4193	--$_log_backtrace;
3893	};	4194	};
3894	} else {	4195	} else {
3895	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3896	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3897	}	4198	}
3898	}	4199	}
3899		4200
3900	# load additional modules	4201	# load additional modules
3901	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3902		4204
3903	END { cf::emergency_save }	4205	END { cf::emergency_save }
3904		4206
3905	1	4207	1
3906		4208

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