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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.487 by root, Fri Oct 16 01:56:41 2009 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 2011 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 it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
…		…
20	# 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>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
33	use Opcode;	31	use Opcode;
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
		35	use Carp ();
37		36
38	use Guard ();	37	use Guard ();
39	use Coro ();	38	use Coro ();
40	use Coro::State;	39	use Coro::State;
41	use Coro::Handle;	40	use Coro::Handle;
…		…
52	use Coro::Util ();	51	use Coro::Util ();
53		52
54	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
55	use BDB ();	54	use BDB ();
56	use Data::Dumper;	55	use Data::Dumper;
57	use Digest::MD5;
58	use Fcntl;	56	use Fcntl;
59	use YAML::XS ();	57	use YAML::XS ();
60	use IO::AIO ();	58	use IO::AIO ();
61	use Time::HiRes;	59	use Time::HiRes;
62	use Compress::LZF;	60	use Compress::LZF;
…		…
78	# strictly for debugging	76	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		78
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		80
		81	our @ORIG_INC;
		82
83	our %COMMAND = ();	83	our %COMMAND = ();
84	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
85		85
86	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	87	our %EXTCMD = ();
…		…
93	our @EVENT;	93	our @EVENT;
94	our @REFLECT; # set by XS	94	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	95	our %REFLECT; # set by us
96		96
97	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
98	our $DATADIR = datadir;	99	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
102	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		112
111	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
112		120
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	123	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	129	our $DB_ENV;
122		130
123	our @EXTRA_MODULES = qw(pod match mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		132
125	our %CFG;	133	our %CFG;
126		134
127	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	136	our $RUNTIME;
…		…
162		170
163	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
164		172
165	sub cf::map::normalise;	173	sub cf::map::normalise;
166		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
167	#############################################################################	179	#############################################################################
168		180
169	%REFLECT = ();	181	%REFLECT = ();
170	for (@REFLECT) {	182	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	183	my $reflect = JSON::XS::decode_json $_;
…		…
223	from wherever your confdir points to.	235	from wherever your confdir points to.
224		236
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		238
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
230		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
231	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
232		249
233	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
235	that call.	252	that call.
236		253
237	=item %cf::REFLECT	254	=item %cf::REFLECT
238		255
…		…
242		259
243	=back	260	=back
244		261
245	=cut	262	=cut
246		263
		264	sub error(@) { LOG llevError, join "", @_ }
		265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
247	$Coro::State::WARNHOOK = sub {	270	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	271	my $msg = join "", @_;
249		272
250	$msg .= "\n"	273	$msg .= "\n"
251	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
252		275
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		277
255	LOG llevError, $msg;	278	LOG llevWarn, $msg;
256	};	279	};
257		280
258	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
260		283
261	warn Carp::longmess $_[0];	284	error Carp::longmess $_[0];
262		285
263	if ($Coro::current == $Coro::main) {#d#	286	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	288	return;#d#
266	}#d#	289	}#d#
267		290
268	# kill coroutine otherwise	291	# kill coroutine otherwise
269	Coro::terminate	292	Coro::terminate
…		…
289	)) {	312	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	314	}
292		315
293	$EV::DIED = sub {	316	$EV::DIED = sub {
294	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
295	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
296		324
297	#############################################################################	325	#############################################################################
298		326
299	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
300		328
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	350	$d
323	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
324	}	352	}
325		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
326	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
327		369
328	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
329		371
330	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		379
338	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
340		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
341	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
342		415
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
345		418
346	The cdoeblock will have a single boolean argument to indicate whether this	419	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	420	is a reload or not.
348		421
349	=cut	422	=cut
350		423
351	sub post_init(&) {	424	sub post_init(&) {
352	push @POST_INIT, shift;	425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
353	}	443	}
354		444
355	=item cf::lock_wait $string	445	=item cf::lock_wait $string
356		446
357	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	486	}
397		487
398	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
399		489
400	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	491	get spread over time.
402		492
403	=cut	493	=cut
404		494
405	sub periodic($$) {	495	sub periodic($$) {
406	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
411	}	501	}
412		502
413	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
414		504
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
418		512
419	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
421		515
422	Useful for short background jobs.	516	Useful for short background jobs.
423		517
424	=cut	518	=cut
425		519
426	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
428		523
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
432		527
433	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
434		530
435	while () {	531	while () {
436	next_job:	532	next_job:
		533
437	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	535
439	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	540	$job->[2]->send;
443	Coro::cede;	541	Coro::cede;
444	goto next_job;	542	goto next_job;
445	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	545	}
447	}	546	}
448		547
449	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
452	$signal->wait;	551	$signal->wait;
453	} else {	552	} else {
		553	$busy = 0;
454	Coro::schedule;	554	Coro::schedule;
455	}	555	}
456	}	556	}
457	};	557	};
458		558
459	sub get_slot($;$$) {	559	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
461		561
462	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
463		563
464	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
465	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
466		567
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
495	=cut	596	=cut
496		597
497	sub sync_job(&) {	598	sub sync_job(&) {
498	my ($job) = @_;	599	my ($job) = @_;
499		600
500	if ($Coro::current == $Coro::main) {	601	if (in_main) {
501	my $time = EV::time;	602	my $time = AE::time;
502		603
503	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
505		606
506	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
507		608
508	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
509		610
510	my $busy = 1;	611	my $busy = 1;
511	my @res;	612	my @res;
512		613
513	(async {	614	(async {
514	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	616	@res = eval { $job->() };
516	warn $@ if $@;	617	error $@ if $@;
517	undef $busy;	618	undef $busy;
518	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
519		620
520	while ($busy) {	621	while ($busy) {
521	if (Coro::nready) {	622	if (Coro::nready) {
…		…
523	} else {	624	} else {
524	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
525	}	626	}
526	}	627	}
527		628
528	my $time = EV::time - $time;	629	my $time = AE::time - $time;
529		630
530	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
531		632
532	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
533	} else {	634	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
556		657
557	$coro	658	$coro
558	}	659	}
559		660
560	=item fork_call { }, $args	661	=item fork_call { }, @args
561		662
562	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
566		667
567	=cut	668	=cut
568		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
569	sub fork_call(&@) {	674	sub fork_call(&@) {
570	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
571		676
572	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
575		680
576	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
577	reset_signals;	682	cf::post_fork;
578	&$cb	683	&$cb
579	}, @args;	684	} @args;
580		685
581	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
582	}	698	}
583		699
584	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
585		701
586	=cut	702	=cut
…		…
623	within each server.	739	within each server.
624		740
625	=cut	741	=cut
626		742
627	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
628	my ($name) = @_;	747	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
630		749
631	eval {	750	eval {
632	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
642	}	761	}
643		762
644	our $DB;	763	our $DB;
645		764
646	sub db_init {	765	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	766	$DB ||= db_table "db";
649	};
650	}	767	}
651		768
652	sub db_get($$) {	769	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
654		771
655	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
656	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
657		776
658	$! ? ()	777	$! ? ()
659	: $data	778	: $data
660	}
661	}	779	}
662		780
663	sub db_put($$$) {	781	sub db_put($$$) {
664	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		811
694	my @data;	812	my @data;
695	my $md5;	813	my $md5;
696		814
697	for (0 .. $#$src) {	815	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	817	}
701		818
702	# if processing is expensive, check	819	# if processing is expensive, check
703	# checksum first	820	# checksum first
704	if (1) {	821	if (1) {
…		…
721		838
722	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	840	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
725		842
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		844
728	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
731		848
…		…
741		858
742	=cut	859	=cut
743		860
744	sub datalog($@) {	861	sub datalog($@) {
745	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	864	}
748		865
749	=back	866	=back
750		867
751	=cut	868	=cut
…		…
946		1063
947	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1066
950	} elsif (ref $type) {	1067	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
952		1069
953	} else {	1070	} else {
954	shift @arg;	1071	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
956	}	1073	}
957	}	1074	}
958	}	1075	}
959		1076
960	sub _object_attach {	1077	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
971	}	1088	}
972		1089
973	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
974	} else {	1091	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1093	}
977		1094
978	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
979	}	1096	}
980		1097
…		…
1039		1156
1040	for (@$callbacks) {	1157	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1042		1159
1043	if ($@) {	1160	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1162	override;
1047	}	1163	}
1048		1164
1049	return 1 if $override;	1165	return 1 if $override;
1050	}	1166	}
…		…
1129	for (@$attach) {	1245	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1132	}	1248	}
1133	} else {	1249	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1251	}
1136	}	1252	}
1137	}	1253	}
1138		1254
1139	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1167		1283
1168	sync_job {	1284	sync_job {
1169	if (length $$rdata) {	1285	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1173		1290
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1200		1317
1201	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1320	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1205	}	1322	}
1206	} else {	1323	} else {
1207	aio_unlink $filename;	1324	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1209	}	1326	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1351	$av = $st->{objs};
1235	}	1352	}
1236		1353
1237	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1240		1358
1241	($data, $av)	1359	($data, $av)
1242	}	1360	}
1243		1361
1244	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1303	}	1421	}
1304		1422
1305	use File::Glob ();	1423	use File::Glob ();
1306		1424
1307	cf::player->attach (	1425	cf::player->attach (
1308	on_command => sub {	1426	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1310		1428
1311	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1312	or return;	1430	or return;
1313		1431
…		…
1336		1454
1337	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1338	if $reply;	1456	if $reply;
1339		1457
1340	} else {	1458	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1460	}
1343		1461
1344	cf::override;	1462	cf::override;
1345	},	1463	},
1346	);	1464	);
…		…
1357		1475
1358	$grp	1476	$grp
1359	}	1477	}
1360		1478
1361	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1362	cf::sync_job {	1482	cf::sync_job {
1363	my %todo;	1483	my %todo;
1364		1484
1365	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1486	next unless -r $path;
…		…
1384		1504
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1507
1388	$ext{source} =	1508	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1391	. $source	1511	. $source
1392	. "\n};\n1";	1512	. "\n};\n1";
1393		1513
1394	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1395	}	1515	}
1396		1516
		1517	my $pass = 0;
1397	my %done;	1518	my %done;
1398	while (%todo) {	1519	while (%todo) {
1399	my $progress;	1520	my $progress;
1400		1521
		1522	++$pass;
		1523
		1524	ext:
1401	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1527	next ext
1404	unless exists $done{$_};	1528	unless exists $done{$_};
1405	}	1529	}
1406		1530
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1532
1409	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1537
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1539	if exists $v->{meta}{mandatory};
1417		1540
1418	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1419	}	1550	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1551	}
1425		1552
1426	skip:	1553	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1429	}	1563	}
1430	};	1564	};
1431	}	1565	}
1432		1566
1433	#############################################################################	1567	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1518	}	1652	}
1519	}	1653	}
1520	}	1654	}
1521		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1522	sub save($) {	1669	sub save($) {
1523	my ($pl) = @_;	1670	my ($pl) = @_;
1524		1671
1525	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1526		1673
…		…
1531		1678
1532	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1534		1681
1535	cf::get_slot 0.01;	1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1686
1537	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1688	cf::cede_to_tick;
1539	}	1689	}
1540		1690
…		…
1574	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1575		1725
1576	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1728
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1730	$pl->deactivate;
		1731
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1584	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1585		1737
1586	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1642	\@logins	1794	\@logins
1643	}	1795	}
1644		1796
1645	=item $player->maps	1797	=item $player->maps
1646		1798
		1799	=item cf::player::maps $login
		1800
1647	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1648	player. May block.	1802	player. May block.
1649		1803
1650	=cut	1804	=cut
1651		1805
…		…
1713	=cut	1867	=cut
1714		1868
1715	sub find_by_path($) {	1869	sub find_by_path($) {
1716	my ($path) = @_;	1870	my ($path) = @_;
1717		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1718	my ($match, $specificity);	1874	my ($match, $specificity);
1719		1875
1720	for my $region (list) {	1876	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1722	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1750	sub generate_random_map {	1906	sub generate_random_map {
1751	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1752		1908
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		1910
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	1912	}
1770		1913
1771	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1772		1915
1773	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1778		1921
1779	sub register {	1922	sub register {
1780	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	1924	my $pkg = caller;
1782		1925
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		1927
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	1929	}
1788		1930
1789	# also paths starting with '/'	1931	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		1933
1792	sub thawer_merge {	1934	sub thawer_merge {
1793	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1794		1936
1795	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1800	}	1942	}
1801		1943
1802	sub normalise {	1944	sub normalise {
1803	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1804		1946
1805	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1806		1948
1807	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1808		1950
1809	# map plan:	1951	# map plan:
1810	#	1952	#
…		…
1825	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	1968	$path = "$base/$path";
1827	}	1969	}
1828		1970
1829	for ($path) {	1971	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1833	}	1974	}
1834		1975
1835	$path	1976	$path
…		…
1849	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1850	return $self;	1991	return $self;
1851	}	1992	}
1852	}	1993	}
1853		1994
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	1996	()
1856	}	1997	}
1857		1998
		1999	# may re-bless or do other evil things
1858	sub init {	2000	sub init {
1859	my ($self) = @_;	2001	my ($self) = @_;
1860		2002
1861	$self	2003	$self
1862	}	2004	}
…		…
1981	}	2123	}
1982		2124
1983	sub find;	2125	sub find;
1984	sub find {	2126	sub find {
1985	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
		2128
		2129	cf::cede_to_tick;
1986		2130
1987	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1988		2132
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2009		2153
2010	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2011	}	2155	}
2012	}	2156	}
2013		2157
2014	sub pre_load { }	2158	sub pre_load { }
2015	sub post_load { }	2159	#sub post_load { } # XS
2016		2160
2017	sub load {	2161	sub load {
2018	my ($self) = @_;	2162	my ($self) = @_;
2019		2163
2020	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2032	$self->alloc;	2176	$self->alloc;
2033		2177
2034	$self->pre_load;	2178	$self->pre_load;
2035	cf::cede_to_tick;	2179	cf::cede_to_tick;
2036		2180
		2181	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2183	$f->skip_block;
2039	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
2040	or return;	2185	or return;
2041		2186
2042	$self->post_load_original	2187	$self->post_load_original
2043	if delete $self->{load_original};	2188	if delete $self->{load_original};
2044		2189
2045	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2191	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2194	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
2052	}	2198	}
2053	}	2199	}
2054	}
2055		2200
2056	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
2057		2203
2058	cf::cede_to_tick;	2204	cf::cede_to_tick;
2059	# now do the right thing for maps	2205	# now do the right thing for maps
2060	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
2075		2221
2076	$self->in_memory (cf::MAP_ACTIVE);	2222	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2223	}
2078		2224
2079	$self->post_load;	2225	$self->post_load;
2080	}
2081		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2233	sub customise_for {
2083	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
2084		2235
2085	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2237	if $self->per_player;
…		…
2102	or next;	2253	or next;
2103	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2104	or next;	2255	or next;
2105	$neigh->load;	2256	$neigh->load;
2106		2257
		2258	# now find the diagonal neighbours
2107	push @neigh,	2259	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}	2262	}
2111		2263
…		…
2118	}	2270	}
2119		2271
2120	sub find_sync {	2272	sub find_sync {
2121	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2122		2274
2123	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
2124	}	2279	}
2125		2280
2126	sub do_load_sync {	2281	sub do_load_sync {
2127	my ($map) = @_;	2282	my ($map) = @_;
2128		2283
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2131		2286
2132	cf::sync_job { $map->load };	2287	$map->load;
2133	}	2288	}
2134		2289
2135	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2137		2292
…		…
2163	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2164		2319
2165	()	2320	()
2166	}	2321	}
2167		2322
		2323	# common code, used by both ->save and ->swapout
2168	sub save {	2324	sub _save {
2169	my ($self) = @_;	2325	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2326
2173	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2174		2328
2175	return unless $self->dirty;	2329	return unless $self->dirty;
2176		2330
…		…
2196	} else {	2350	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2352	}
2199	}	2353	}
2200		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2201	sub swap_out {	2363	sub swap_out {
2202	my ($self) = @_;	2364	my ($self) = @_;
2203		2365
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2367
2209	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2368	return if $self->in_memory != cf::MAP_ACTIVE;
2211	return if $self->{deny_save};	2369	return if $self->{deny_save};
		2370	return if $self->players;
2212		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
		2381	$self->clear;
		2382	}
		2383
		2384	sub reset_at {
		2385	my ($self) = @_;
		2386
		2387	# TODO: safety, remove and allow resettable per-player maps
		2388	return 1e99 if $self->{deny_reset};
		2389
		2390	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2391	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2392
		2393	$time + $to
		2394	}
		2395
		2396	sub should_reset {
		2397	my ($self) = @_;
		2398
		2399	$self->reset_at <= $cf::RUNTIME
		2400	}
		2401
		2402	sub reset {
		2403	my ($self) = @_;
		2404
		2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2406
		2407	return if $self->players;
		2408
		2409	cf::trace "resetting map ", $self->path, "\n";
		2410
		2411	$self->in_memory (cf::MAP_SWAPPED);
		2412
		2413	# need to save uniques path
		2414	unless ($self->{deny_save}) {
		2415	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2416
		2417	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2418	if $uniq;
		2419	}
		2420
		2421	delete $cf::MAP{$self->path};
2214		2422
2215	$self->deactivate;	2423	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2425	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2426
2263	$self->unlink_save;	2427	$self->unlink_save;
2264	$self->destroy;	2428	$self->destroy;
2265	}	2429	}
2266		2430
…		…
2274		2438
2275	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2276		2440
2277	$self->unlink_save;	2441	$self->unlink_save;
2278		2442
2279	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2448
…		…
2341	: normalise $_	2505	: normalise $_
2342	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2343	]	2507	]
2344	}	2508	}
2345		2509
		2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
		2541
2346	=back	2542	=back
2347		2543
2348	=head3 cf::object	2544	=head3 cf::object
2349		2545
2350	=cut	2546	=cut
…		…
2482		2678
2483	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2484		2680
2485	The player should be reasonably safe there for short amounts of time (e.g.	2681	The player should be reasonably safe there for short amounts of time (e.g.
2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2487	though, as the palyer cannot control the character while it is on the link	2683	though, as the player cannot control the character while it is on the link
2488	map.	2684	map.
2489		2685
2490	Will never block.	2686	Will never block.
2491		2687
2492	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
…		…
2513	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2514	my ($self) = @_;	2710	my ($self) = @_;
2515		2711
2516	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2517		2713
		2714	++$self->{_link_recursion};
		2715
2518	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2519		2717
2520	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2521	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2522		2720
2523	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2524	}	2722	}
2525		2723
2526	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2527	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2528		2726
…		…
2545	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2546	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2547		2745
2548	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2549	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2550	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2551		2749
2552	$map->load;	2750	$map->load;
2553	$map->load_neighbours;	2751	$map->load_neighbours;
2554		2752
2555	return unless $self->contr->active;	2753	return unless $self->contr->active;
2556		2754
2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2558	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2559		2757	# entering was successful
		2758	delete $self->{_link_recursion};
2560	# only activate afterwards, to support waiting in hooks	2759	# only activate afterwards, to support waiting in hooks
2561	$self->activate_recursive;	2760	$self->activate_recursive;
2562	}	2761	}
2563		2762
		2763	}
		2764
2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2565		2766
2566	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2567	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2568	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2569	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
…		…
2576		2777
2577	our $GOTOGEN;	2778	our $GOTOGEN;
2578		2779
2579	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2580	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
2581		2788
2582	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2584		2791
2585	$self->enter_link;	2792	$self->enter_link;
…		…
2609	my $map = eval {	2816	my $map = eval {
2610	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2611		2818
2612	if ($map) {	2819	if ($map) {
2613	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2614	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2615	} else {	2822	} else {
2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2617	}	2824	}
2618		2825
2619	$map	2826	$map
…		…
2627	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2628	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2629	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2630	}	2837	}
2631		2838
2632	$done->() if $done;	2839	$done->($self) if $done;
2633	})->prio (1);	2840	})->prio (1);
2634	}	2841	}
2635		2842
2636	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2637		2844
…		…
2730	$self->message ("Something went wrong deep within the deliantra server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2731	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2732	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2733	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2734		2941
2735	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2736	$self->leave_link;	2943	$self->leave_link;
2737	}	2944	}
2738	})->prio (1);	2945	})->prio (1);
2739	}	2946	}
2740		2947
…		…
2752	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2753	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2754		2961
2755	utf8::encode $text;	2962	utf8::encode $text;
2756	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2757	}	2989	}
2758		2990
2759	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2760		2992
2761	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2913	my $pkt = "msg "	3145	my $pkt = "msg "
2914	. $self->{json_coder}->encode (	3146	. $self->{json_coder}->encode (
2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2916	);	3148	);
2917		3149
2918	# try lzf for large packets
2919	$pkt = "lzf " . Compress::LZF::compress $pkt
2920	if 1024 <= length $pkt and $self->{can_lzf};
2921
2922	# split very large packets
2923	if (8192 < length $pkt and $self->{can_lzf}) {
2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2925	$pkt = "frag";
2926	}
2927
2928	$self->send_packet ($pkt);	3150	$self->send_big_packet ($pkt);
2929	}	3151	}
2930		3152
2931	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2932		3154
2933	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2936		3158
2937	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2938	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2939		3161
2940	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2942	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2943	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2945	}	3167	}
2946	}	3168	}
2947		3169
2948	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2949		3171
…		…
2953		3175
2954	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2955	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2956		3178
2957	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2959	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2960	#TODO: version 1, remove	3182	#TODO: version 1, remove
2961	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2963	}	3185	}
2964	}	3186	}
2965		3187
2966	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2967		3189
…		…
3038		3260
3039	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
3040	if $reply;	3262	if $reply;
3041		3263
3042	} else {	3264	} else {
3043	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3044	}	3266	}
3045		3267
3046	cf::override;	3268	cf::override;
3047	},	3269	},
3048	);	3270	);
…		…
3068		3290
3069	$coro	3291	$coro
3070	}	3292	}
3071		3293
3072	cf::client->attach (	3294	cf::client->attach (
3073	on_destroy => sub {	3295	on_client_destroy => sub {
3074	my ($ns) = @_;	3296	my ($ns) = @_;
3075		3297
3076	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3077	},	3299	},
3078	);	3300	);
…		…
3094	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
3095		3317
3096	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
3097		3319
3098	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
3099	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
3100	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
3101	sort time	3323	sort time
3102	));	3324	));
3103		3325
3104	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
3129	decrease split destroy change_exp value msg lore send_msg)],	3351	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful send_msg)],	3353	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
3133	) {	3355	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3358	for @funs;
3138	}	3359	}
3139		3360
…		…
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
3158		3379
3159	%vars = (_dummy => 0) unless %vars;	3380	%vars = (_dummy => 0) unless %vars;
3160		3381
		3382	my @res;
3161	local $_;	3383	local $_;
3162	local @safe::cf::_safe_eval_args = values %vars;
3163		3384
3164	my $eval =	3385	my $eval =
3165	"do {\n"	3386	"do {\n"
3166	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3167	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
3168	. $code	3389	. $code
3169	. "\n}"	3390	. "\n}"
3170	;	3391	;
3171		3392
		3393	if ($CFG{safe_eval}) {
3172	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
3173	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3174	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
3175		3402
3176	if ($@) {	3403	if ($@) {
3177	warn "$@";	3404	warn "$@",
3178	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
3179	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
3180	}	3407	}
3181		3408
3182	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
3183	}	3410	}
3184		3411
…		…
3198	=cut	3425	=cut
3199		3426
3200	sub register_script_function {	3427	sub register_script_function {
3201	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
3202		3429
3203	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
3204	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
3205	}	3432	}
3206		3433
3207	=back	3434	=back
3208		3435
3209	=cut	3436	=cut
…		…
3218	# for this (global event?)	3445	# for this (global event?)
3219	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3220		3447
3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3222		3449
3223	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3224		3451
3225	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3226	0 < aio_load $path, $facedata
3227	or die "$path: $!";
3228
3229	$facedata = Coro::Storable::thaw $facedata;
3230		3453
3231	$facedata->{version} == 2	3454	$facedata->{version} == 2
3232	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3233		3456
3234	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3235	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3236	type => FT_RSRC,	3460	type => FT_RSRC,
3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
3238	};	3463	};
3239	cf::cede_to_tick;	3464	cf::cede_to_tick;
3240		3465
3241	{	3466	{
3242	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
…		…
3244	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3246		3471
3247	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3248	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3251		3477
3252	cf::cede_to_tick;	3478	cf::cede_to_tick;
3253	}	3479	}
3254		3480
3255	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
…		…
3260		3486
3261	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3262	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3264	} else {	3490	} else {
3265	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3266	}	3492	}
3267		3493
3268	cf::cede_to_tick;	3494	cf::cede_to_tick;
3269	}	3495	}
3270	}	3496	}
…		…
3279		3505
3280	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3281	}	3507	}
3282		3508
3283	{	3509	{
3284	# TODO: for gcfclient pleasure, we should give resources
3285	# that gcfclient doesn't grok a >10000 face index.
3286	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3287		3511
3288	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
3289	if (defined $info->{type}) {	3513	if (defined $info->{type}) {
3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3291	my $data;
3292		3515
3293	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3294	# prepend meta info
3295
3296	my $meta = $enc->encode ({
3297	name => $name,
3298	%{ $info->{meta} || {} },
3299	});
3300
3301	$data = pack "(w/a*)*", $meta, $info->{data};
3302	} else {
3303	$data = $info->{data};
3304	}
3305
3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3307	cf::face::set_type $idx, $info->{type};	3517	cf::face::set_type $idx, $info->{type};
3308	} else {	3518	} else {
3309	$RESOURCE{$name} = $info;	3519	$RESOURCE{$name} = $info; # unused
3310	}	3520	}
3311		3521
3312	cf::cede_to_tick;	3522	cf::cede_to_tick;
3313	}	3523	}
3314	}	3524	}
3315		3525
3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3317		3527
3318	1	3528	1
3319	}	3529	}
3320
3321	cf::global->attach (on_resource_update => sub {
3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3324
3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3326	my $sound = $soundconf->{compat}[$_]
3327	or next;
3328
3329	my $face = cf::face::find "sound/$sound->[1]";
3330	cf::sound::set $sound->[0] => $face;
3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3332	}
3333
3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
3335	my $face = cf::face::find "sound/$v";
3336	cf::sound::set $k => $face;
3337	}
3338	}
3339	});
3340		3530
3341	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
3342	my ($ns, $want) = @_;	3532	my ($ns, $want) = @_;
3343		3533
3344	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
…		…
3383	sub reload_treasures {	3573	sub reload_treasures {
3384	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3385	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3386	}	3576	}
3387		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
3388	sub reload_resources {	3598	sub reload_resources {
3389	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3390		3600
		3601	reload_exp_table;
		3602	reload_materials;
3391	reload_facedata;	3603	reload_facedata;
		3604	reload_sound;
3392	reload_archetypes;	3605	reload_archetypes;
3393	reload_regions;	3606	reload_regions;
3394	reload_treasures;	3607	reload_treasures;
3395		3608
3396	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3397	}	3610	}
3398		3611
3399	sub reload_config {	3612	sub reload_config {
3400	warn "reloading config file...\n";	3613	trace "reloading config file...\n";
3401		3614
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3615	my $config = load_file "$CONFDIR/config";
3403	or return;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3404		3618
3405	local $/;
3406	*CFG = YAML::XS::Load scalar <$fh>;
3407
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3620
3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3412		3623
3413	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3626	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3416	and die "WARNING: m(un)lockall failed: $!\n";	3627	and die "WARNING: m(un)lockall failed: $!\n";
3417	};	3628	};
3418	warn $@ if $@;	3629	warn $@ if $@;
3419	}	3630	}
3420
3421	warn "finished reloading resource files\n";
3422	}	3631	}
3423		3632
3424	sub pidfile() {	3633	sub pidfile() {
3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3426	or die "$PIDFILE: $!";	3635	or die "$PIDFILE: $!";
…		…
3439	seek $fh, 0, 0;	3648	seek $fh, 0, 0;
3440	print $fh $$;	3649	print $fh $$;
3441	}	3650	}
3442		3651
3443	sub main_loop {	3652	sub main_loop {
3444	warn "EV::loop starting\n";	3653	trace "EV::loop starting\n";
3445	if (1) {	3654	if (1) {
3446	EV::loop;	3655	EV::loop;
3447	}	3656	}
3448	warn "EV::loop returned\n";	3657	trace "EV::loop returned\n";
3449	goto &main_loop unless $REALLY_UNLOOP;	3658	goto &main_loop unless $REALLY_UNLOOP;
3450	}	3659	}
3451		3660
3452	sub main {	3661	sub main {
3453	cf::init_globals; # initialise logging	3662	cf::init_globals; # initialise logging
3454		3663
3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3459
3460	cf::init_experience;
3461	cf::init_anim;
3462	cf::init_attackmess;
3463	cf::init_dynamic;
3464		3668
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3466		3670
3467	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3468	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
…		…
3474	};	3678	};
3475		3679
3476	evthread_start IO::AIO::poll_fileno;	3680	evthread_start IO::AIO::poll_fileno;
3477		3681
3478	cf::sync_job {	3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
3479	reload_resources;	3691	reload_resources;
3480	reload_config;	3692	reload_config;
3481	db_init;	3693	db_init;
3482		3694
3483	cf::load_settings;
3484	cf::load_materials;
3485	cf::init_uuid;	3695	cf::init_uuid;
3486	cf::init_signals;	3696	cf::init_signals;
3487	cf::init_commands;
3488	cf::init_skills;	3697	cf::init_skills;
3489		3698
3490	cf::init_beforeplay;	3699	cf::init_beforeplay;
3491		3700
3492	atomic;	3701	atomic;
…		…
3497		3706
3498	# no (long-running) fork's whatsoever before this point(!)	3707	# no (long-running) fork's whatsoever before this point(!)
3499	use POSIX ();	3708	use POSIX ();
3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3501		3710
3502	(pop @POST_INIT)->(0) while @POST_INIT;	3711	cf::_post_init 0;
3503	};	3712	};
3504		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
3505	main_loop;	3722	goto &main_loop;
3506	}	3723	}
3507		3724
3508	#############################################################################	3725	#############################################################################
3509	# initialisation and cleanup	3726	# initialisation and cleanup
3510		3727
3511	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3512	BEGIN {	3729	BEGIN {
3513	our %SIGWATCHER = ();	3730	our %SIGWATCHER = ();
3514	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3516	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3517	};	3734	};
3518	}	3735	}
3519	}	3736	}
3520		3737
3521	sub write_runtime_sync {	3738	sub write_runtime_sync {
		3739	my $t0 = AE::time;
		3740
3522	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3523	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3524		3743
3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3526		3745
3527	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3528		3747
3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3530	or return;	3749	or return;
3531		3750
3532	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3533	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3534	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3547	or return;	3766	or return;
3548		3767
3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3550	and return;	3769	and return;
3551		3770
3552	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3553		3772
3554	1	3773	1
3555	}	3774	}
3556		3775
3557	our $uuid_lock;	3776	our $uuid_lock;
…		…
3569	or return;	3788	or return;
3570		3789
3571	my $value = uuid_seq uuid_cur;	3790	my $value = uuid_seq uuid_cur;
3572		3791
3573	unless ($value) {	3792	unless ($value) {
3574	warn "cowardly refusing to write zero uuid value!\n";	3793	info "cowardly refusing to write zero uuid value!\n";
3575	return;	3794	return;
3576	}	3795	}
3577		3796
3578	my $value = uuid_str $value + $uuid_skip;	3797	my $value = uuid_str $value + $uuid_skip;
3579	$uuid_skip = 0;	3798	$uuid_skip = 0;
…		…
3589	or return;	3808	or return;
3590		3809
3591	aio_rename "$uuid~", $uuid	3810	aio_rename "$uuid~", $uuid
3592	and return;	3811	and return;
3593		3812
3594	warn "uuid file written ($value).\n";	3813	trace "uuid file written ($value).\n";
3595		3814
3596	1	3815	1
3597		3816
3598	}	3817	}
3599		3818
…		…
3605	}	3824	}
3606		3825
3607	sub emergency_save() {	3826	sub emergency_save() {
3608	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3609		3828
3610	warn "emergency_perl_save: enter\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3611		3835
3612	cf::sync_job {	3836	cf::sync_job {
3613	# this is a trade-off: we want to be very quick here, so	3837	cf::write_runtime_sync; # external watchdog should not bark
3614	# save all maps without fsync, and later call a global sync
3615	# (which in turn might be very very slow)
3616	local $USE_FSYNC = 0;
3617		3838
3618	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3619	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3620	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3621	warn "emergency_perl_save: begin player save\n";	3842	info "emergency_perl_save: begin player save\n";
3622	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3623	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3624	$pl->valid or next;	3845	$pl->valid or next;
3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3626	$pl->save;	3847	$pl->save;
3627	}	3848	}
3628	warn "emergency_perl_save: end player save\n";	3849	info "emergency_perl_save: end player save\n";
3629		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
3630	warn "emergency_perl_save: begin map save\n";	3853	info "emergency_perl_save: begin map save\n";
3631	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3632	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3633	$map->valid or next;	3856	$map->valid or next;
3634	$map->save;	3857	$map->save;
3635	}	3858	}
3636	warn "emergency_perl_save: end map save\n";	3859	info "emergency_perl_save: end map save\n";
3637		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
3638	warn "emergency_perl_save: begin database checkpoint\n";	3863	info "emergency_perl_save: begin database checkpoint\n";
3639	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3640	warn "emergency_perl_save: end database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
3641		3866
3642	warn "emergency_perl_save: begin write uuid\n";	3867	info "emergency_perl_save: begin write uuid\n";
3643	write_uuid_sync 1;	3868	write_uuid_sync 1;
3644	warn "emergency_perl_save: end write uuid\n";	3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3645	};	3889	};
3646		3890
3647	warn "emergency_perl_save: starting sync()\n";
3648	IO::AIO::aio_sync sub {
3649	warn "emergency_perl_save: finished sync()\n";
3650	};
3651
3652	warn "emergency_perl_save: leave\n";	3891	info "emergency_perl_save: leave\n";
3653	}	3892	}
3654		3893
3655	sub post_cleanup {	3894	sub post_cleanup {
3656	my ($make_core) = @_;	3895	my ($make_core) = @_;
3657		3896
		3897	IO::AIO::flush;
		3898
3658	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3659	if $make_core;	3900	if $make_core;
3660		3901
3661	my $fh = pidfile;	3902	my $fh = pidfile;
3662	unlink $PIDFILE if <$fh> == $$;	3903	unlink $PIDFILE if <$fh> == $$;
3663	}	3904	}
…		…
3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3684	for my $name (keys %$leaf_symtab) {	3925	for my $name (keys %$leaf_symtab) {
3685	_gv_clear *{"$pkg$name"};	3926	_gv_clear *{"$pkg$name"};
3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3687	}	3928	}
3688	warn "cleared package $pkg\n";#d#
3689	}	3929	}
3690		3930
3691	sub do_reload_perl() {	3931	sub do_reload_perl() {
3692	# can/must only be called in main	3932	# can/must only be called in main
3693	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3694	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3695	return;	3935	return;
3696	}	3936	}
3697		3937
3698	return if $RELOAD++;	3938	return if $RELOAD++;
3699		3939
3700	my $t1 = EV::time;	3940	my $t1 = AE::time;
3701		3941
3702	while ($RELOAD) {	3942	while ($RELOAD) {
3703	warn "reloading...";	3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
3704		3945
3705	warn "entering sync_job";	3946	trace "perl_reload: entering sync_job";
3706		3947
3707	cf::sync_job {	3948	cf::sync_job {
3708	cf::write_runtime_sync; # external watchdog should not bark
3709	cf::emergency_save;	3949	#cf::emergency_save;
3710	cf::write_runtime_sync; # external watchdog should not bark
3711		3950
3712	warn "syncing database to disk";
3713	BDB::db_env_txn_checkpoint $DB_ENV;
3714
3715	# if anything goes wrong in here, we should simply crash as we already saved
3716
3717	warn "flushing outstanding aio requests";
3718	while (IO::AIO::nreqs || BDB::nreqs) {
3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3720	}
3721
3722	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3723	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3724	%EXT_CORO = ();	3953	%EXT_CORO = ();
3725		3954
3726	warn "removing commands";	3955	trace "perl_reload: removing commands";
3727	%COMMAND = ();	3956	%COMMAND = ();
3728		3957
3729	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3730	%EXTCMD = ();	3959	%EXTCMD = ();
3731	%EXTICMD = ();	3960	%EXTICMD = ();
3732		3961
3733	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3734	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3735	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3736		3965
3737	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3738	eval {	3967	eval {
3739	$cb->($pkg);	3968	$cb->($pkg);
3740	1	3969	1
3741	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
3742	}	3971	}
3743		3972
3744	warn "... clearing $pkg";	3973	trace "... clearing $pkg";
3745	clear_package $pkg;	3974	clear_package $pkg;
3746	}	3975	}
3747		3976
3748	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3749	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3751		3980
3752	warn "... unloading $k";	3981	trace "... unloading $k";
3753	delete $INC{$k};	3982	delete $INC{$k};
3754		3983
3755	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3756	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3757		3986
…		…
3760	}	3989	}
3761		3990
3762	clear_package $k;	3991	clear_package $k;
3763	}	3992	}
3764		3993
3765	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3766	clear_package "safe::$_"	3995	clear_package "safe::$_"
3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3768		3997
3769	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3770	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3772		4001
3773	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3774	# and global variables created in xs	4003	# and global variables created in xs
3775	#clear_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3776		4005
3777	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3778		4007
3779	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3780	require cf;	4009	require cf;
3781	cf::_connect_to_perl_1;	4010	cf::_connect_to_perl_1;
3782		4011
3783	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3784	cf::reload_config;	4013	cf::reload_config;
3785		4014
3786	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3787	cf::load_extensions;	4016	cf::load_extensions;
3788		4017
3789	if ($REATTACH_ON_RELOAD) {	4018	if ($REATTACH_ON_RELOAD) {
3790	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3791	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3792	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3793	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3794	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3795	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
3796	}	4025	}
3797		4026
3798	warn "running post_init jobs";	4027	cf::_post_init 1;
3799	(pop @POST_INIT)->(1) while @POST_INIT;
3800		4028
3801	warn "leaving sync_job";	4029	trace "perl_reload: leaving sync_job";
3802		4030
3803	1	4031	1
3804	} or do {	4032	} or do {
3805	warn $@;	4033	error $@;
3806	cf::cleanup "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3807	};	4035	};
3808		4036
3809	warn "reloaded";
3810	--$RELOAD;	4037	--$RELOAD;
3811	}	4038	}
3812		4039
3813	$t1 = EV::time - $t1;	4040	$t1 = AE::time - $t1;
3814	warn "reload completed in ${t1}s\n";	4041	info "perl_reload: completed in ${t1}s\n";
3815	};	4042	};
3816		4043
3817	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3818		4045
3819	sub reload_perl() {	4046	sub reload_perl() {
…		…
3821	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3822		4049
3823	$RELOAD_WATCHER ||= cf::async {	4050	$RELOAD_WATCHER ||= cf::async {
3824	Coro::AIO::aio_wait cache_extensions;	4051	Coro::AIO::aio_wait cache_extensions;
3825		4052
3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3827	do_reload_perl;	4054	do_reload_perl;
3828	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
3829	};	4056	};
3830	};	4057	};
3831	}	4058	}
…		…
3840	reload_perl;	4067	reload_perl;
3841	};	4068	};
3842	}	4069	}
3843	};	4070	};
3844		4071
3845	unshift @INC, $LIBDIR;	4072	#############################################################################
3846		4073
3847	my $bug_warning = 0;	4074	my $bug_warning = 0;
3848		4075
3849	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3850	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3851		4078
3852	sub wait_for_tick {	4079	sub wait_for_tick() {
3853	return if tick_inhibit || $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3854		4081
3855	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3856	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3857	$signal->wait;	4084	$signal->wait;
3858	}	4085	}
3859		4086
3860	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3861	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3862		4089
3863	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3864	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3865	$signal->wait;	4092	$signal->wait;
3866	}	4093	}
…		…
3872	return;	4099	return;
3873	}	4100	}
3874		4101
3875	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3876		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4105
3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3879	Coro::async_pool {	4108	Coro::async_pool {
3880	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3881	write_runtime_sync	4110	write_runtime_sync
3882	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3883	};	4112	};
3884	}	4113	}
3885		4114
3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3887	$sig->send;	4116	$sig->send;
…		…
3895		4124
3896	if (0) {	4125	if (0) {
3897	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3898	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3900	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3901	}	4130	}
3902	}	4131	}
3903	}	4132	}
3904		4133
3905	{	4134	{
3906	# configure BDB	4135	# configure BDB
3907		4136
3908	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3909	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3910	$AnyEvent::BDB::WATCHER->priority (1);	4139	$AnyEvent::BDB::WATCHER->priority (1);
3911		4140
3912	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3913	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
…		…
3950	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3951	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3952	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3953	}	4182	}
3954		4183
3955	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3956		4186
3957	sub _log_backtrace {	4187	sub _log_backtrace {
3958	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3959		4189
3960	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3961		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3962	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3963	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3964	++$_log_backtrace;	4198	++$_log_backtrace;
3965	my $perl_bt = Carp::longmess $msg;	4199	my $perl_bt = Carp::longmess $msg;
3966	async {	4200	async {
3967	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3968		4202
…		…
3988	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3989	--$_log_backtrace;	4223	--$_log_backtrace;
3990	};	4224	};
3991	} else {	4225	} else {
3992	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3993	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3994	}	4228	}
3995	}	4229	}
3996		4230
3997	# load additional modules	4231	# load additional modules
3998	require "cf/$_.pm" for @EXTRA_MODULES;	4232	require "cf/$_.pm" for @EXTRA_MODULES;

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