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Revision 1.466 by root, Thu Jan 8 03:03:24 2009 UTC vs.
Revision 1.557 by root, Tue Oct 5 21:40:05 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 qw(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
117	our @EXTRA_MODULES = qw(pod mapscript);	129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		130
119	our %CFG;	131	our %CFG;
120		132
121	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	134	our $RUNTIME;
…		…
134	our $JITTER; # average jitter	146	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
136		148
137	our @POST_INIT;	149	our @POST_INIT;
138		150
139	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 :)
140		153
141	binmode STDOUT;	154	binmode STDOUT;
142	binmode STDERR;	155	binmode STDERR;
143		156
144	# read virtual server time, if available	157	# read virtual server time, if available
…		…
146	open my $fh, "<", $RUNTIMEFILE	159	open my $fh, "<", $RUNTIMEFILE
147	or die "unable to read $RUNTIMEFILE file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
148	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
149	}	162	}
150		163
		164	eval "sub TICK() { $TICK } 1" or die;
		165
151	mkdir $_	166	mkdir $_
152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
153		168
154	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
155		170
156	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::"} };
157		187
158	#############################################################################	188	#############################################################################
159		189
160	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
161		191
…		…
203	from wherever your confdir points to.	233	from wherever your confdir points to.
204		234
205	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
206		236
207	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
208	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
209	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.
210		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
211	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
212		247
213	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
214	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
215	that call.	250	that call.
216		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
217	=back	258	=back
218		259
219	=cut	260	=cut
220		261
221	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
222	*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 {
223	my $msg = join "", @_;	269	my $msg = join "", @_;
224		270
225	$msg .= "\n"	271	$msg .= "\n"
226	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
227		273
228	$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;
229		275
230	LOG llevError, $msg;	276	LOG llevWarn, $msg;
231	};	277	};
232	}
233		278
234	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
235	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
236		281
237	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
238	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
239	return;#d#	286	return;#d#
240	}#d#	287	}#d#
241		288
242	# kill coroutine otherwise	289	# kill coroutine otherwise
243	warn Carp::longmess $_[0];
244	Coro::terminate	290	Coro::terminate
245	};	291	};
246
247	$SIG{__DIE__} = sub { }; #d#?
248		292
249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
266	)) {	310	)) {
267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
268	}	312	}
269		313
270	$EV::DIED = sub {	314	$EV::DIED = sub {
271	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
272	};	316	};
273		317
274	#############################################################################	318	#############################################################################
275		319
276	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
314		358
315	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
316	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
317		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 $_[0] } @_
		372	}
		373
318	=item cf::post_init { BLOCK }	374	=item cf::post_init { BLOCK }
319		375
320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
321	but I<before> the server starts ticking again.	377	but I<before> the server starts ticking again.
322		378
323	The cdoeblock will have a single boolean argument to indicate whether this	379	The codeblock will have a single boolean argument to indicate whether this
324	is a reload or not.	380	is a reload or not.
325		381
326	=cut	382	=cut
327		383
328	sub post_init(&) {	384	sub post_init(&) {
329	push @POST_INIT, shift;	385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
330	}	403	}
331		404
332	=item cf::lock_wait $string	405	=item cf::lock_wait $string
333		406
334	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
…		…
373	}	446	}
374		447
375	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
376		449
377	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
378	get spread over timer.	451	get spread over time.
379		452
380	=cut	453	=cut
381		454
382	sub periodic($$) {	455	sub periodic($$) {
383	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
400		473
401	=cut	474	=cut
402		475
403	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
404	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
405		479
406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
407	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
408	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
409		483
410	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
411		486
412	while () {	487	while () {
413	next_job:	488	next_job:
		489
414	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
415	if ($avail > 0.01) {	491
416	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
417	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
418	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
419	$job->[2]->send;	496	$job->[2]->send;
420	Coro::cede;	497	Coro::cede;
421	goto next_job;	498	goto next_job;
422	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
423	}	501	}
424	}	502	}
425		503
426	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
427	# 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
428	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
429	$signal->wait;	507	$signal->wait;
430	} else {	508	} else {
		509	$busy = 0;
431	Coro::schedule;	510	Coro::schedule;
432	}	511	}
433	}	512	}
434	};	513	};
435		514
436	sub get_slot($;$$) {	515	sub get_slot($;$$) {
437	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
438		517
439	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
440		519
441	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
442	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
443		523
444	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
445	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
446	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
472	=cut	552	=cut
473		553
474	sub sync_job(&) {	554	sub sync_job(&) {
475	my ($job) = @_;	555	my ($job) = @_;
476		556
477	if ($Coro::current == $Coro::main) {	557	if (in_main) {
478	my $time = EV::time;	558	my $time = AE::time;
479		559
480	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
481	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
482		562
483	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
484		564
485	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
486		566
487	my $busy = 1;	567	my $busy = 1;
488	my @res;	568	my @res;
489		569
490	(async {	570	(async {
491	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
492	@res = eval { $job->() };	572	@res = eval { $job->() };
493	warn $@ if $@;	573	error $@ if $@;
494	undef $busy;	574	undef $busy;
495	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
496		576
497	while ($busy) {	577	while ($busy) {
498	if (Coro::nready) {	578	if (Coro::nready) {
…		…
500	} else {	580	} else {
501	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
502	}	582	}
503	}	583	}
504		584
505	my $time = EV::time - $time;	585	my $time = AE::time - $time;
506		586
507	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
508		588
509	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
510	} else {	590	} else {
…		…
532	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
533		613
534	$coro	614	$coro
535	}	615	}
536		616
537	=item fork_call { }, $args	617	=item fork_call { }, @args
538		618
539	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
540	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
541	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
542	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
543		623
544	=cut	624	=cut
545		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
546	sub fork_call(&@) {	630	sub fork_call(&@) {
547	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
548		632
549	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
550	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
551	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
552		636
553	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
554	reset_signals;	638	cf::post_fork;
555	&$cb	639	&$cb
556	}, @args;	640	} @args;
557		641
558	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	)
559	}	654	}
560		655
561	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
562		657
563	=cut	658	=cut
…		…
600	within each server.	695	within each server.
601		696
602	=cut	697	=cut
603		698
604	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
605	my ($name) = @_;	703	my ($name) = @_;
606	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
607		705
608	eval {	706	eval {
609	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
619	}	717	}
620		718
621	our $DB;	719	our $DB;
622		720
623	sub db_init {	721	sub db_init {
624	cf::sync_job {
625	$DB ||= db_table "db";	722	$DB ||= db_table "db";
626	};
627	}	723	}
628		724
629	sub db_get($$) {	725	sub db_get($$) {
630	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
631		727
632	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
633	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
634		732
635	$! ? ()	733	$! ? ()
636	: $data	734	: $data
637	}
638	}	735	}
639		736
640	sub db_put($$$) {	737	sub db_put($$$) {
641	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
642	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
698		795
699	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
700	my $data = $process->(\@data);	797	my $data = $process->(\@data);
701	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
702		799
703	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
704		801
705	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
706	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
707	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
708		805
…		…
718		815
719	=cut	816	=cut
720		817
721	sub datalog($@) {	818	sub datalog($@) {
722	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
723	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
724	}	821	}
725		822
726	=back	823	=back
727		824
728	=cut	825	=cut
…		…
923		1020
924	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
925	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
926		1023
927	} elsif (ref $type) {	1024	} elsif (ref $type) {
928	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
929		1026
930	} else {	1027	} else {
931	shift @arg;	1028	shift @arg;
932	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
933	}	1030	}
934	}	1031	}
935	}	1032	}
936		1033
937	sub _object_attach {	1034	sub _object_attach {
…		…
947	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
948	}	1045	}
949		1046
950	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
951	} else {	1048	} else {
952	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
953	}	1050	}
954		1051
955	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
956	}	1053	}
957		1054
…		…
1016		1113
1017	for (@$callbacks) {	1114	for (@$callbacks) {
1018	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1019		1116
1020	if ($@) {	1117	if ($@) {
1021	warn "$@";
1022	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1023	override;	1119	override;
1024	}	1120	}
1025		1121
1026	return 1 if $override;	1122	return 1 if $override;
1027	}	1123	}
…		…
1106	for (@$attach) {	1202	for (@$attach) {
1107	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1108	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1109	}	1205	}
1110	} else {	1206	} else {
1111	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1112	}	1208	}
1113	}	1209	}
1114	}	1210	}
1115		1211
1116	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1143	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1144		1240
1145	sync_job {	1241	sync_job {
1146	if (length $$rdata) {	1242	if (length $$rdata) {
1147	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1148	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1149	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1150		1247
1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1152	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1154	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	}
1155	aio_close $fh;	1255	aio_close $fh;
1156		1256
1157	if (@$objs) {	1257	if (@$objs) {
1158	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) {
1159	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1161	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1162	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	}
1163	aio_close $fh;	1266	aio_close $fh;
1164	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1165	}	1268	}
1166	} else {	1269	} else {
1167	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
…		…
1170	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
1171		1274
1172	$filename =~ s%/[^/]+$%%;	1275	$filename =~ s%/[^/]+$%%;
1173	aio_pathsync $filename if $cf::USE_FSYNC;	1276	aio_pathsync $filename if $cf::USE_FSYNC;
1174	} else {	1277	} else {
1175	warn "unable to save objects: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1176	}	1279	}
1177	} else {	1280	} else {
1178	aio_unlink $filename;	1281	aio_unlink $filename;
1179	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1180	}	1283	}
…		…
1204	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1205	$av = $st->{objs};	1308	$av = $st->{objs};
1206	}	1309	}
1207		1310
1208	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1209	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1210	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1211		1315
1212	($data, $av)	1316	($data, $av)
1213	}	1317	}
1214		1318
1215	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1274	}	1378	}
1275		1379
1276	use File::Glob ();	1380	use File::Glob ();
1277		1381
1278	cf::player->attach (	1382	cf::player->attach (
1279	on_command => sub {	1383	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1281		1385
1282	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1283	or return;	1387	or return;
1284		1388
…		…
1307		1411
1308	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1309	if $reply;	1413	if $reply;
1310		1414
1311	} else {	1415	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1417	}
1314		1418
1315	cf::override;	1419	cf::override;
1316	},	1420	},
1317	);	1421	);
1318		1422
1319	# "readahead" all extensions	1423	# "readahead" all extensions
1320	sub cache_extensions {	1424	sub cache_extensions {
1321	my $grp = IO::AIO::aio_group;	1425	my $grp = IO::AIO::aio_group;
1322		1426
1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1324	for (grep /\.ext$/, @{$_[0]}) {	1428	for (grep /\.ext$/, @{$_[0]}) {
1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1326	}	1430	}
1327	};	1431	};
1328		1432
1329	$grp	1433	$grp
1330	}	1434	}
1331		1435
1332	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1333	cf::sync_job {	1439	cf::sync_job {
1334	my %todo;	1440	my %todo;
1335		1441
1336	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1337	next unless -r $path;	1443	next unless -r $path;
…		…
1355		1461
1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1358		1464
1359	$ext{source} =	1465	$ext{source} =
1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1361	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1362	. $source	1468	. $source
1363	. "\n};\n1";	1469	. "\n};\n1";
1364		1470
1365	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1366	}	1472	}
1367		1473
		1474	my $pass = 0;
1368	my %done;	1475	my %done;
1369	while (%todo) {	1476	while (%todo) {
1370	my $progress;	1477	my $progress;
1371		1478
		1479	++$pass;
		1480
		1481	ext:
1372	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1373	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1374	goto skip	1484	next ext
1375	unless exists $done{$_};	1485	unless exists $done{$_};
1376	}	1486	}
1377		1487
1378	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1379		1489
1380	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1381	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1382	: "$v->{base}: extension inactive.\n";
1383		1494
1384	if (exists $v->{meta}{mandatory}) {
1385	warn $msg;
1386	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1387	}	1496	if exists $v->{meta}{mandatory};
1388		1497
1389	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;
1390	}	1507	}
1391
1392	$done{$k} = delete $todo{$k};
1393	push @EXTS, $v->{pkg};
1394	$progress = 1;
1395	}	1508	}
1396		1509
1397	skip:	1510	unless ($progress) {
1398	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1399	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	}
1400	}	1518	}
1401	};	1519	};
1402	}	1520	}
1403		1521
1404	#############################################################################	1522	#############################################################################
…		…
1488	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1489	}	1607	}
1490	}	1608	}
1491	}	1609	}
1492		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($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
1493	sub save($) {	1624	sub save($) {
1494	my ($pl) = @_;	1625	my ($pl) = @_;
1495		1626
1496	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1497		1628
…		…
1502		1633
1503	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1504	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1505		1636
1506	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];
1507		1641
1508	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1509	cf::cede_to_tick;	1643	cf::cede_to_tick;
1510	}	1644	}
1511		1645
…		…
1545	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1546		1680
1547	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1548	$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
1549		1683
1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1551	$pl->deactivate;	1685	$pl->deactivate;
		1686
1552	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;
1553	$pl->ob->check_score;
1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1555	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1556		1692
1557	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1558	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1559	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1613	\@logins	1749	\@logins
1614	}	1750	}
1615		1751
1616	=item $player->maps	1752	=item $player->maps
1617		1753
		1754	=item cf::player::maps $login
		1755
1618	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1619	player. May block.	1757	player. May block.
1620		1758
1621	=cut	1759	=cut
1622		1760
…		…
1684	=cut	1822	=cut
1685		1823
1686	sub find_by_path($) {	1824	sub find_by_path($) {
1687	my ($path) = @_;	1825	my ($path) = @_;
1688		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
		1828
1689	my ($match, $specificity);	1829	my ($match, $specificity);
1690		1830
1691	for my $region (list) {	1831	for my $region (list) {
1692	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
1693	($match, $specificity) = ($region, $region->specificity)	1833	($match, $specificity) = ($region, $region->specificity)
…		…
1721	sub generate_random_map {	1861	sub generate_random_map {
1722	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1723		1863
1724	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
1725		1865
1726	# mit "rum" bekleckern, nicht
1727	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1731	$rmp->{exit_on_final_map},
1732	$rmp->{xsize}, $rmp->{ysize},
1733	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1734	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1735	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1736	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1737	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1738	(cf::region::find $rmp->{region}), $rmp->{custom}
1739	)
1740	}	1867	}
1741		1868
1742	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1743		1870
1744	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1749		1876
1750	sub register {	1877	sub register {
1751	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1752	my $pkg = caller;	1879	my $pkg = caller;
1753		1880
1754	no strict;
1755	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1756		1882
1757	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1758	}	1884	}
1759		1885
1760	# also paths starting with '/'	1886	# also paths starting with '/'
1761	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1762		1888
1763	sub thawer_merge {	1889	sub thawer_merge {
1764	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1765		1891
1766	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1771	}	1897	}
1772		1898
1773	sub normalise {	1899	sub normalise {
1774	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1775		1901
1776	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1777		1903
1778	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1779		1905
1780	# map plan:	1906	# map plan:
1781	#	1907	#
…		…
1796	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1797	$path = "$base/$path";	1923	$path = "$base/$path";
1798	}	1924	}
1799		1925
1800	for ($path) {	1926	for ($path) {
1801	redo if s{//}{/};
1802	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1803	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1804	}	1929	}
1805		1930
1806	$path	1931	$path
…		…
1820	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1821	return $self;	1946	return $self;
1822	}	1947	}
1823	}	1948	}
1824		1949
1825	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1826	()	1951	()
1827	}	1952	}
1828		1953
1829	sub init {	1954	sub init {
1830	my ($self) = @_;	1955	my ($self) = @_;
…		…
1952	}	2077	}
1953		2078
1954	sub find;	2079	sub find;
1955	sub find {	2080	sub find {
1956	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
		2082
		2083	cf::cede_to_tick;
1957		2084
1958	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1959		2086
1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1961	my $guard2 = cf::lock_acquire "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1980		2107
1981	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1982	}	2109	}
1983	}	2110	}
1984		2111
1985	sub pre_load { }	2112	sub pre_load { }
1986	sub post_load { }	2113	#sub post_load { } # XS
1987		2114
1988	sub load {	2115	sub load {
1989	my ($self) = @_;	2116	my ($self) = @_;
1990		2117
1991	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2046		2173
2047	$self->in_memory (cf::MAP_ACTIVE);	2174	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2175	}
2049		2176
2050	$self->post_load;	2177	$self->post_load;
2051	}
2052		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2185	sub customise_for {
2054	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
2055		2187
2056	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2189	if $self->per_player;
…		…
2073	or next;	2205	or next;
2074	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2075	or next;	2207	or next;
2076	$neigh->load;	2208	$neigh->load;
2077		2209
		2210	# now find the diagonal neighbours
2078	push @neigh,	2211	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2214	}
2082		2215
…		…
2089	}	2222	}
2090		2223
2091	sub find_sync {	2224	sub find_sync {
2092	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2093		2226
2094	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2095	}	2231	}
2096		2232
2097	sub do_load_sync {	2233	sub do_load_sync {
2098	my ($map) = @_;	2234	my ($map) = @_;
2099		2235
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2102		2238
2103	cf::sync_job { $map->load };	2239	$map->load;
2104	}	2240	}
2105		2241
2106	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2108		2244
…		…
2134	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2135		2271
2136	()	2272	()
2137	}	2273	}
2138		2274
		2275	# common code, used by both ->save and ->swapout
2139	sub save {	2276	sub _save {
2140	my ($self) = @_;	2277	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2278
2144	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2145		2280
2146	return unless $self->dirty;	2281	return unless $self->dirty;
2147		2282
…		…
2167	} else {	2302	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2304	}
2170	}	2305	}
2171		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2172	sub swap_out {	2315	sub swap_out {
2173	my ($self) = @_;	2316	my ($self) = @_;
2174		2317
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2319
2180	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2320	return if $self->in_memory != cf::MAP_ACTIVE;
2182	return if $self->{deny_save};	2321	return if $self->{deny_save};
		2322	return if $self->players;
2183		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2184	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2185		2374
2186	$self->deactivate;	2375	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2377	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2378
2234	$self->unlink_save;	2379	$self->unlink_save;
2235	$self->destroy;	2380	$self->destroy;
2236	}	2381	}
2237		2382
…		…
2245		2390
2246	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2247		2392
2248	$self->unlink_save;	2393	$self->unlink_save;
2249		2394
2250	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2400
…		…
2312	: normalise $_	2457	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2459	]
2315	}	2460	}
2316		2461
		2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
		2493
2317	=back	2494	=back
2318		2495
2319	=head3 cf::object	2496	=head3 cf::object
2320		2497
2321	=cut	2498	=cut
…		…
2386		2563
2387	our $SAY_CHANNEL = {	2564	our $SAY_CHANNEL = {
2388	id => "say",	2565	id => "say",
2389	title => "Map",	2566	title => "Map",
2390	reply => "say ",	2567	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2569	};
2393		2570
2394	our $CHAT_CHANNEL = {	2571	our $CHAT_CHANNEL = {
2395	id => "chat",	2572	id => "chat",
2396	title => "Chat",	2573	title => "Chat",
…		…
2453		2630
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2632
2456	The player should be reasonably safe there for short amounts of time (e.g.	2633	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2635	though, as the player cannot control the character while it is on the link
2459	map.	2636	map.
2460		2637
2461	Will never block.	2638	Will never block.
2462		2639
2463	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2662	my ($self) = @_;
2486		2663
2487	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2488		2665
		2666	++$self->{_link_recursion};
		2667
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2669
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2493		2672
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2674	}
2496		2675
2497	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2499		2678
…		…
2516	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2518		2697
2519	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2522		2701
2523	$map->load;	2702	$map->load;
2524	$map->load_neighbours;	2703	$map->load_neighbours;
2525		2704
2526	return unless $self->contr->active;	2705	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2706
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2532	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2533		2714
		2715	}
		2716
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2718
2536	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2729
2547	our $GOTOGEN;	2730	our $GOTOGEN;
2548		2731
2549	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2551		2740
2552	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2743
2555	$self->enter_link;	2744	$self->enter_link;
…		…
2579	my $map = eval {	2768	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2581		2770
2582	if ($map) {	2771	if ($map) {
2583	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2774	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2776	}
2588		2777
2589	$map	2778	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2600	}	2789	}
2601		2790
2602	$done->() if $done;	2791	$done->($self) if $done;
2603	})->prio (1);	2792	})->prio (1);
2604	}	2793	}
2605		2794
2606	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2607		2796
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2704		2893
2705	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	2895	$self->leave_link;
2707	}	2896	}
2708	})->prio (1);	2897	})->prio (1);
2709	}	2898	}
2710		2899
…		…
2722	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2724		2913
2725	utf8::encode $text;	2914	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2727	}	2941	}
2728		2942
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		2944
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		2949
2736	=cut	2950	=cut
2737		2951
2738	# non-persistent channels (usually the info channel)	2952	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2740	"c/identify" => {	2960	"c/identify" => {
2741	id => "infobox",	2961	id => "infobox",
2742	title => "Identify",	2962	title => "Identify",
2743	reply => undef,	2963	reply => undef,
2744	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	2966	"c/examine" => {
2747	id => "infobox",	2967	id => "infobox",
2748	title => "Examine",	2968	title => "Examine",
2749	reply => undef,	2969	reply => undef,
2750	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
		2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
2751	},	2977	},
2752	"c/book" => {	2978	"c/book" => {
2753	id => "infobox",	2979	id => "infobox",
2754	title => "Book",	2980	title => "Book",
2755	reply => undef,	2981	reply => undef,
…		…
2783	id => "infobox",	3009	id => "infobox",
2784	title => "Skills",	3010	title => "Skills",
2785	reply => undef,	3011	reply => undef,
2786	tooltip => "Shows your experience per skill and item power",	3012	tooltip => "Shows your experience per skill and item power",
2787	},	3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
2788	"c/resistances" => {	3020	"c/resistances" => {
2789	id => "infobox",	3021	id => "infobox",
2790	title => "Resistances",	3022	title => "Resistances",
2791	reply => undef,	3023	reply => undef,
2792	tooltip => "Shows your resistances",	3024	tooltip => "Shows your resistances",
…		…
2794	"c/pets" => {	3026	"c/pets" => {
2795	id => "infobox",	3027	id => "infobox",
2796	title => "Pets",	3028	title => "Pets",
2797	reply => undef,	3029	reply => undef,
2798	tooltip => "Shows information abotu your pets/a specific pet",	3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
2799	},	3037	},
2800	"c/uptime" => {	3038	"c/uptime" => {
2801	id => "infobox",	3039	id => "infobox",
2802	title => "Uptime",	3040	title => "Uptime",
2803	reply => undef,	3041	reply => undef,
…		…
2859	my $pkt = "msg "	3097	my $pkt = "msg "
2860	. $self->{json_coder}->encode (	3098	. $self->{json_coder}->encode (
2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2862	);	3100	);
2863		3101
2864	# try lzf for large packets
2865	$pkt = "lzf " . Compress::LZF::compress $pkt
2866	if 1024 <= length $pkt and $self->{can_lzf};
2867
2868	# split very large packets
2869	if (8192 < length $pkt and $self->{can_lzf}) {
2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2871	$pkt = "frag";
2872	}
2873
2874	$self->send_packet ($pkt);	3102	$self->send_big_packet ($pkt);
2875	}	3103	}
2876		3104
2877	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2878		3106
2879	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2882		3110
2883	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2884	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2885		3113
2886	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2888	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2889	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2891	}	3119	}
2892	}	3120	}
2893		3121
2894	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2895		3123
…		…
2899		3127
2900	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2901	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2902		3130
2903	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2905	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2906	#TODO: version 1, remove	3134	#TODO: version 1, remove
2907	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2908	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2909	}	3137	}
2910	}	3138	}
2911		3139
2912	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2913		3141
…		…
2984		3212
2985	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2986	if $reply;	3214	if $reply;
2987		3215
2988	} else {	3216	} else {
2989	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2990	}	3218	}
2991		3219
2992	cf::override;	3220	cf::override;
2993	},	3221	},
2994	);	3222	);
…		…
3014		3242
3015	$coro	3243	$coro
3016	}	3244	}
3017		3245
3018	cf::client->attach (	3246	cf::client->attach (
3019	on_destroy => sub {	3247	on_client_destroy => sub {
3020	my ($ns) = @_;	3248	my ($ns) = @_;
3021		3249
3022	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3023	},	3251	},
3024	);	3252	);
…		…
3040	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
3041		3269
3042	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
3043		3271
3044	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
3045	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
3046	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
3047	sort time	3275	sort time
3048	));	3276	));
3049		3277
3050	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
3075	decrease split destroy change_exp value msg lore send_msg)],	3303	decrease split destroy change_exp value msg lore send_msg)],
3076	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
3077	["cf::player" => qw(peaceful send_msg)],	3305	["cf::player" => qw(peaceful send_msg)],
3078	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
3079	) {	3307	) {
3080	no strict 'refs';
3081	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3083	for @funs;	3310	for @funs;
3084	}	3311	}
3085		3312
…		…
3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3103	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
3104		3331
3105	%vars = (_dummy => 0) unless %vars;	3332	%vars = (_dummy => 0) unless %vars;
3106		3333
		3334	my @res;
3107	local $_;	3335	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3336
3110	my $eval =	3337	my $eval =
3111	"do {\n"	3338	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3341	. $code
3115	. "\n}"	3342	. "\n}"
3116	;	3343	;
3117		3344
		3345	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
3121		3354
3122	if ($@) {	3355	if ($@) {
3123	warn "$@";	3356	warn "$@",
3124	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
3126	}	3359	}
3127		3360
3128	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
3129	}	3362	}
3130		3363
…		…
3144	=cut	3377	=cut
3145		3378
3146	sub register_script_function {	3379	sub register_script_function {
3147	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
3148		3381
3149	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
3151	}	3384	}
3152		3385
3153	=back	3386	=back
3154		3387
3155	=cut	3388	=cut
…		…
3164	# for this (global event?)	3397	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3166		3399
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3401
3169	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3170		3403
3171	my $facedata;
3172	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3173	or die "$path: $!";	3405	or die "$path: $!";
3174		3406
3175	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3176		3408
3177	$facedata->{version} == 2	3409	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3179		3411
3180	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3181	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3182	type => FT_RSRC,	3415	type => FT_RSRC,
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3184	};	3418	};
3185	cf::cede_to_tick;	3419	cf::cede_to_tick;
3186		3420
3187	{	3421	{
3188	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
…		…
3190	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3426
3193	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, "-", chr $idx & 255;
3197		3432
3198	cf::cede_to_tick;	3433	cf::cede_to_tick;
3199	}	3434	}
3200		3435
3201	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
…		…
3206		3441
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3445	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3447	}
3213		3448
3214	cf::cede_to_tick;	3449	cf::cede_to_tick;
3215	}	3450	}
3216	}	3451	}
…		…
3225		3460
3226	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3227	}	3462	}
3228		3463
3229	{	3464	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3233		3466
3234	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3468	if (defined $info->{type}) {
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3470
3239	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3472	cf::face::set_type $idx, $info->{type};
3254	} else {	3473	} else {
3255	$RESOURCE{$name} = $info;	3474	$RESOURCE{$name} = $info; # unused
3256	}	3475	}
3257		3476
3258	cf::cede_to_tick;	3477	cf::cede_to_tick;
3259	}	3478	}
3260	}	3479	}
3261		3480
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3482
3264	1	3483	1
3265	}	3484	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3485
3287	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3487	my ($ns, $want) = @_;
3289		3488
3290	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
…		…
3329	sub reload_treasures {	3528	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3332	}	3531	}
3333		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3334	sub reload_resources {	3556	sub reload_resources {
3335	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3336		3558
		3559	reload_exp_table;
		3560	reload_materials;
3337	reload_facedata;	3561	reload_facedata;
		3562	reload_sound;
3338	reload_archetypes;	3563	reload_archetypes;
3339	reload_regions;	3564	reload_regions;
3340	reload_treasures;	3565	reload_treasures;
3341		3566
3342	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3343	}	3568	}
3344		3569
3345	sub reload_config {	3570	sub reload_config {
3346	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3347	or return;
3348		3572
3349	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3350	*CFG = YAML::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3351		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3353		3580
3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3356		3583
3357	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3380		3607
3381	seek $fh, 0, 0;	3608	seek $fh, 0, 0;
3382	print $fh $$;	3609	print $fh $$;
3383	}	3610	}
3384		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3385	sub main {	3621	sub main {
3386	cf::init_globals; # initialise logging	3622	cf::init_globals; # initialise logging
3387		3623
3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3392
3393	cf::init_experience;
3394	cf::init_anim;
3395	cf::init_attackmess;
3396	cf::init_dynamic;
3397		3628
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399		3630
3400	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3401	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
…		…
3407	};	3638	};
3408		3639
3409	evthread_start IO::AIO::poll_fileno;	3640	evthread_start IO::AIO::poll_fileno;
3410		3641
3411	cf::sync_job {	3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
3412	reload_resources;	3651	reload_resources;
3413	reload_config;	3652	reload_config;
3414	db_init;	3653	db_init;
3415		3654
3416	cf::load_settings;
3417	cf::load_materials;
3418	cf::init_uuid;	3655	cf::init_uuid;
3419	cf::init_signals;	3656	cf::init_signals;
3420	cf::init_commands;
3421	cf::init_skills;	3657	cf::init_skills;
3422		3658
3423	cf::init_beforeplay;	3659	cf::init_beforeplay;
3424		3660
3425	atomic;	3661	atomic;
…		…
3427	load_extensions;	3663	load_extensions;
3428		3664
3429	utime time, time, $RUNTIMEFILE;	3665	utime time, time, $RUNTIMEFILE;
3430		3666
3431	# no (long-running) fork's whatsoever before this point(!)	3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3433		3670
3434	(pop @POST_INIT)->(0) while @POST_INIT;	3671	cf::_post_init 0;
3435	};	3672	};
3436		3673
3437	EV::loop;	3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3438	}	3683	}
3439		3684
3440	#############################################################################	3685	#############################################################################
3441	# initialisation and cleanup	3686	# initialisation and cleanup
3442		3687
3443	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3444	BEGIN {	3689	BEGIN {
3445	our %SIGWATCHER = ();	3690	our %SIGWATCHER = ();
3446	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3448	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3449	};	3694	};
3450	}	3695	}
3451	}	3696	}
3452		3697
3453	sub write_runtime_sync {	3698	sub write_runtime_sync {
		3699	my $t0 = AE::time;
		3700
3454	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3455	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3456		3703
3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3458		3705
3459	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3460		3707
3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3462	or return;	3709	or return;
3463		3710
3464	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3465	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3466	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3479	or return;	3726	or return;
3480		3727
3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3482	and return;	3729	and return;
3483		3730
3484	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3485		3732
3486	1	3733	1
3487	}	3734	}
3488		3735
3489	our $uuid_lock;	3736	our $uuid_lock;
…		…
3501	or return;	3748	or return;
3502		3749
3503	my $value = uuid_seq uuid_cur;	3750	my $value = uuid_seq uuid_cur;
3504		3751
3505	unless ($value) {	3752	unless ($value) {
3506	warn "cowardly refusing to write zero uuid value!\n";	3753	info "cowardly refusing to write zero uuid value!\n";
3507	return;	3754	return;
3508	}	3755	}
3509		3756
3510	my $value = uuid_str $value + $uuid_skip;	3757	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3758	$uuid_skip = 0;
…		…
3521	or return;	3768	or return;
3522		3769
3523	aio_rename "$uuid~", $uuid	3770	aio_rename "$uuid~", $uuid
3524	and return;	3771	and return;
3525		3772
3526	warn "uuid file written ($value).\n";	3773	trace "uuid file written ($value).\n";
3527		3774
3528	1	3775	1
3529		3776
3530	}	3777	}
3531		3778
…		…
3537	}	3784	}
3538		3785
3539	sub emergency_save() {	3786	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3541		3788
3542	warn "emergency_perl_save: enter\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3543		3795
3544	cf::sync_job {	3796	cf::sync_job {
3545	# this is a trade-off: we want to be very quick here, so	3797	cf::write_runtime_sync; # external watchdog should not bark
3546	# save all maps without fsync, and later call a global sync
3547	# (which in turn might be very very slow)
3548	local $USE_FSYNC = 0;
3549		3798
3550	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3551	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3552	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3553	warn "emergency_perl_save: begin player save\n";	3802	info "emergency_perl_save: begin player save\n";
3554	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3555	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3556	$pl->valid or next;	3805	$pl->valid or next;
3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3558	$pl->save;	3807	$pl->save;
3559	}	3808	}
3560	warn "emergency_perl_save: end player save\n";	3809	info "emergency_perl_save: end player save\n";
3561		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
3562	warn "emergency_perl_save: begin map save\n";	3813	info "emergency_perl_save: begin map save\n";
3563	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3564	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3565	$map->valid or next;	3816	$map->valid or next;
3566	$map->save;	3817	$map->save;
3567	}	3818	}
3568	warn "emergency_perl_save: end map save\n";	3819	info "emergency_perl_save: end map save\n";
3569		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
3570	warn "emergency_perl_save: begin database checkpoint\n";	3823	info "emergency_perl_save: begin database checkpoint\n";
3571	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3572	warn "emergency_perl_save: end database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
3573		3826
3574	warn "emergency_perl_save: begin write uuid\n";	3827	info "emergency_perl_save: begin write uuid\n";
3575	write_uuid_sync 1;	3828	write_uuid_sync 1;
3576	warn "emergency_perl_save: end write uuid\n";	3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3577	};	3849	};
3578		3850
3579	warn "emergency_perl_save: starting sync()\n";
3580	IO::AIO::aio_sync sub {
3581	warn "emergency_perl_save: finished sync()\n";
3582	};
3583
3584	warn "emergency_perl_save: leave\n";	3851	info "emergency_perl_save: leave\n";
3585	}	3852	}
3586		3853
3587	sub post_cleanup {	3854	sub post_cleanup {
3588	my ($make_core) = @_;	3855	my ($make_core) = @_;
3589		3856
		3857	IO::AIO::flush;
		3858
3590	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3860	if $make_core;
3592		3861
3593	my $fh = pidfile;	3862	my $fh = pidfile;
3594	unlink $PIDFILE if <$fh> == $$;	3863	unlink $PIDFILE if <$fh> == $$;
3595	}	3864	}
…		…
3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3616	for my $name (keys %$leaf_symtab) {	3885	for my $name (keys %$leaf_symtab) {
3617	_gv_clear *{"$pkg$name"};	3886	_gv_clear *{"$pkg$name"};
3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3619	}	3888	}
3620	warn "cleared package $pkg\n";#d#
3621	}	3889	}
3622		3890
3623	sub do_reload_perl() {	3891	sub do_reload_perl() {
3624	# can/must only be called in main	3892	# can/must only be called in main
3625	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3626	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3627	return;	3895	return;
3628	}	3896	}
3629		3897
3630	return if $RELOAD++;	3898	return if $RELOAD++;
3631		3899
3632	my $t1 = EV::time;	3900	my $t1 = AE::time;
3633		3901
3634	while ($RELOAD) {	3902	while ($RELOAD) {
3635	warn "reloading...";	3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
3636		3905
3637	warn "entering sync_job";	3906	trace "perl_reload: entering sync_job";
3638		3907
3639	cf::sync_job {	3908	cf::sync_job {
3640	cf::write_runtime_sync; # external watchdog should not bark
3641	cf::emergency_save;	3909	#cf::emergency_save;
3642	cf::write_runtime_sync; # external watchdog should not bark
3643		3910
3644	warn "syncing database to disk";
3645	BDB::db_env_txn_checkpoint $DB_ENV;
3646
3647	# if anything goes wrong in here, we should simply crash as we already saved
3648
3649	warn "flushing outstanding aio requests";
3650	while (IO::AIO::nreqs || BDB::nreqs) {
3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3652	}
3653
3654	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3655	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3656	%EXT_CORO = ();	3913	%EXT_CORO = ();
3657		3914
3658	warn "removing commands";	3915	trace "perl_reload: removing commands";
3659	%COMMAND = ();	3916	%COMMAND = ();
3660		3917
3661	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3662	%EXTCMD = ();	3919	%EXTCMD = ();
3663	%EXTICMD = ();	3920	%EXTICMD = ();
3664		3921
3665	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3666	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3667	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3668		3925
3669	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3670	eval {	3927	eval {
3671	$cb->($pkg);	3928	$cb->($pkg);
3672	1	3929	1
3673	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
3674	}	3931	}
3675		3932
3676	warn "... clearing $pkg";	3933	trace "... clearing $pkg";
3677	clear_package $pkg;	3934	clear_package $pkg;
3678	}	3935	}
3679		3936
3680	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3681	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3683		3940
3684	warn "... unloading $k";	3941	trace "... unloading $k";
3685	delete $INC{$k};	3942	delete $INC{$k};
3686		3943
3687	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3688	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3689		3946
…		…
3692	}	3949	}
3693		3950
3694	clear_package $k;	3951	clear_package $k;
3695	}	3952	}
3696		3953
3697	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3698	clear_package "safe::$_"	3955	clear_package "safe::$_"
3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3700		3957
3701	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3702	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3704		3961
3705	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3706	# and global variables created in xs	3963	# and global variables created in xs
3707	#clear_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3708		3965
3709	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3710		3967
3711	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3712	require cf;	3969	require cf;
3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3714		3971
3715	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3716	cf::reload_config;	3973	cf::reload_config;
3717		3974
3718	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3719	cf::load_extensions;	3976	cf::load_extensions;
3720		3977
3721	if ($REATTACH_ON_RELOAD) {	3978	if ($REATTACH_ON_RELOAD) {
3722	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3723	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3724	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3725	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3726	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3727	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
3728	}	3985	}
3729		3986
3730	warn "running post_init jobs";	3987	cf::_post_init 1;
3731	(pop @POST_INIT)->(1) while @POST_INIT;
3732		3988
3733	warn "leaving sync_job";	3989	trace "perl_reload: leaving sync_job";
3734		3990
3735	1	3991	1
3736	} or do {	3992	} or do {
3737	warn $@;	3993	error $@;
3738	cf::cleanup "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3739	};	3995	};
3740		3996
3741	warn "reloaded";
3742	--$RELOAD;	3997	--$RELOAD;
3743	}	3998	}
3744		3999
3745	$t1 = EV::time - $t1;	4000	$t1 = AE::time - $t1;
3746	warn "reload completed in ${t1}s\n";	4001	info "perl_reload: completed in ${t1}s\n";
3747	};	4002	};
3748		4003
3749	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3750		4005
3751	sub reload_perl() {	4006	sub reload_perl() {
…		…
3753	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3754		4009
3755	$RELOAD_WATCHER ||= cf::async {	4010	$RELOAD_WATCHER ||= cf::async {
3756	Coro::AIO::aio_wait cache_extensions;	4011	Coro::AIO::aio_wait cache_extensions;
3757		4012
3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3759	do_reload_perl;	4014	do_reload_perl;
3760	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3761	};	4016	};
3762	};	4017	};
3763	}	4018	}
…		…
3772	reload_perl;	4027	reload_perl;
3773	};	4028	};
3774	}	4029	}
3775	};	4030	};
3776		4031
3777	unshift @INC, $LIBDIR;	4032	#############################################################################
3778		4033
3779	my $bug_warning = 0;	4034	my $bug_warning = 0;
3780		4035
3781	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3783		4038
3784	sub wait_for_tick {	4039	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3786		4041
3787	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3788	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;	4044	$signal->wait;
3790	}	4045	}
3791		4046
3792	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3794		4049
3795	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4052	$signal->wait;
3798	}	4053	}
…		…
3804	return;	4059	return;
3805	}	4060	}
3806		4061
3807	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3808		4063
		4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4065
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3811	Coro::async_pool {	4068	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4069	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4070	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3815	};	4072	};
3816	}	4073	}
3817		4074
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4076	$sig->send;
…		…
3827		4084
3828	if (0) {	4085	if (0) {
3829	if ($NEXT_TICK) {	4086	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4087	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4089	debug "jitter $JITTER\n";#d#
3833	}	4090	}
3834	}	4091	}
3835	}	4092	}
3836		4093
3837	{	4094	{
3838	# configure BDB	4095	# configure BDB
3839		4096
3840	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4099	$AnyEvent::BDB::WATCHER->priority (1);
3843		4100
3844	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
…		…
3882	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4141	undef $AnyEvent::AIO::WATCHER;
3885	}	4142	}
3886		4143
3887	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3888		4146
3889	sub _log_backtrace {	4147	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3891		4149
3892	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3893		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4158	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4159	my $perl_bt = Carp::longmess $msg;
3898	async {	4160	async {
3899	$Coro::current->{desc} = "abt $msg";	4161	$Coro::current->{desc} = "abt $msg";
3900		4162
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4183	--$_log_backtrace;
3922	};	4184	};
3923	} else {	4185	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4188	}
3927	}	4189	}
3928		4190
3929	# load additional modules	4191	# load additional modules
3930	eval "use cf::$_" for @EXTRA_MODULES;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3931		4194
3932	END { cf::emergency_save }	4195	END { cf::emergency_save }
3933		4196
3934	1	4197	1
3935		4198

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