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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.492 by root, Mon Oct 26 01:22:34 2009 UTC vs.
Revision 1.565 by root, Sat Apr 30 05:41:17 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 (©) 2006,2007,2008,2009,2010,2011 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.
		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
230		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
…		…
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	#
…		…
1812	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1813	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1814	# ?random/... random maps	1956	# ?random/... random maps
1815	# /... normal maps	1957	# /... normal maps
1816	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1817		1960
1818	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1819		1962
1820	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1821	# something that looks reasonable	1964	# something that looks reasonable
1822	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1823	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1824		1967
1825	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1827	}	1984	}
1828		1985
1829	for ($path) {	1986	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1833	}	1989	}
1834		1990
1835	$path	1991	$path
…		…
1849	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1850	return $self;	2006	return $self;
1851	}	2007	}
1852	}	2008	}
1853		2009
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2011	()
1856	}	2012	}
1857		2013
		2014	# may re-bless or do other evil things
1858	sub init {	2015	sub init {
1859	my ($self) = @_;	2016	my ($self) = @_;
1860		2017
1861	$self	2018	$self
1862	}	2019	}
…		…
1982		2139
1983	sub find;	2140	sub find;
1984	sub find {	2141	sub find {
1985	my ($path, $origin) = @_;	2142	my ($path, $origin) = @_;
1986		2143
		2144	cf::cede_to_tick;
		2145
1987	$path = normalise $path, $origin && $origin->path;	2146	$path = normalise $path, $origin;
1988		2147
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2148	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2149	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2150
1992	$cf::MAP{$path} || do {	2151	$cf::MAP{$path} || do {
…		…
2009		2168
2010	$cf::MAP{$path} = $map	2169	$cf::MAP{$path} = $map
2011	}	2170	}
2012	}	2171	}
2013		2172
2014	sub pre_load { }	2173	sub pre_load { }
2015	sub post_load { }	2174	#sub post_load { } # XS
2016		2175
2017	sub load {	2176	sub load {
2018	my ($self) = @_;	2177	my ($self) = @_;
2019		2178
2020	local $self->{deny_reset} = 1; # loading can take a long time	2179	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2032	$self->alloc;	2191	$self->alloc;
2033		2192
2034	$self->pre_load;	2193	$self->pre_load;
2035	cf::cede_to_tick;	2194	cf::cede_to_tick;
2036		2195
		2196	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2197	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2198	$f->skip_block;
2039	$self->_load_objects ($f)	2199	$self->_load_objects ($f)
2040	or return;	2200	or return;
2041		2201
2042	$self->post_load_original	2202	$self->post_load_original
2043	if delete $self->{load_original};	2203	if delete $self->{load_original};
2044		2204
2045	if (my $uniq = $self->uniq_path) {	2205	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2206	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2207	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2208	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2209	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2210	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2211	$f->resolve_delayed_derefs;
		2212	}
2052	}	2213	}
2053	}	2214	}
2054	}
2055		2215
2056	$f->resolve_delayed_derefs;	2216	$f->resolve_delayed_derefs;
		2217	}
2057		2218
2058	cf::cede_to_tick;	2219	cf::cede_to_tick;
2059	# now do the right thing for maps	2220	# now do the right thing for maps
2060	$self->link_multipart_objects;	2221	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2222	$self->difficulty ($self->estimate_difficulty)
…		…
2075		2236
2076	$self->in_memory (cf::MAP_ACTIVE);	2237	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2238	}
2078		2239
2079	$self->post_load;	2240	$self->post_load;
2080	}
2081		2241
		2242	1
		2243	}
		2244
		2245	# customize the map for a given player, i.e.
		2246	# return the _real_ map. used by e.g. per-player
		2247	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2248	sub customise_for {
2083	my ($self, $ob) = @_;	2249	my ($self, $ob) = @_;
2084		2250
2085	return find "~" . $ob->name . "/" . $self->{path}	2251	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2252	if $self->per_player;
…		…
2102	or next;	2268	or next;
2103	$neigh = find $neigh, $map	2269	$neigh = find $neigh, $map
2104	or next;	2270	or next;
2105	$neigh->load;	2271	$neigh->load;
2106		2272
		2273	# now find the diagonal neighbours
2107	push @neigh,	2274	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2275	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2276	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}	2277	}
2111		2278
…		…
2118	}	2285	}
2119		2286
2120	sub find_sync {	2287	sub find_sync {
2121	my ($path, $origin) = @_;	2288	my ($path, $origin) = @_;
2122		2289
2123	cf::sync_job { find $path, $origin }	2290	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2291	if $Coro::current == $Coro::main;
		2292
		2293	find $path, $origin
2124	}	2294	}
2125		2295
2126	sub do_load_sync {	2296	sub do_load_sync {
2127	my ($map) = @_;	2297	my ($map) = @_;
2128		2298
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2299	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2300	if $Coro::current == $Coro::main;
2131		2301
2132	cf::sync_job { $map->load };	2302	$map->load;
2133	}	2303	}
2134		2304
2135	our %MAP_PREFETCH;	2305	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2306	our $MAP_PREFETCHER = undef;
2137		2307
2138	sub find_async {	2308	sub find_async {
2139	my ($path, $origin, $load) = @_;	2309	my ($path, $origin, $load) = @_;
2140		2310
2141	$path = normalise $path, $origin && $origin->{path};	2311	$path = normalise $path, $origin;
2142		2312
2143	if (my $map = $cf::MAP{$path}) {	2313	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2314	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2145	}	2315	}
2146		2316
…		…
2163	$MAP_PREFETCHER->prio (6);	2333	$MAP_PREFETCHER->prio (6);
2164		2334
2165	()	2335	()
2166	}	2336	}
2167		2337
		2338	# common code, used by both ->save and ->swapout
2168	sub save {	2339	sub _save {
2169	my ($self) = @_;	2340	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2341
2173	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2174		2343
2175	return unless $self->dirty;	2344	return unless $self->dirty;
2176		2345
…		…
2196	} else {	2365	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2366	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2367	}
2199	}	2368	}
2200		2369
		2370	sub save {
		2371	my ($self) = @_;
		2372
		2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2374
		2375	$self->_save;
		2376	}
		2377
2201	sub swap_out {	2378	sub swap_out {
2202	my ($self) = @_;	2379	my ($self) = @_;
2203		2380
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2381	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2382
2209	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2383	return if $self->in_memory != cf::MAP_ACTIVE;
2211	return if $self->{deny_save};	2384	return if $self->{deny_save};
		2385	return if $self->players;
2212		2386
		2387	# first deactivate the map and "unlink" it from the core
		2388	$self->deactivate;
		2389	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->in_memory (cf::MAP_SWAPPED);	2390	$self->in_memory (cf::MAP_SWAPPED);
		2391
		2392	# then atomically save
		2393	$self->_save;
		2394
		2395	# then free the map
		2396	$self->clear;
		2397	}
		2398
		2399	sub reset_at {
		2400	my ($self) = @_;
		2401
		2402	# TODO: safety, remove and allow resettable per-player maps
		2403	return 1e99 if $self->{deny_reset};
		2404
		2405	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2406	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2407
		2408	$time + $to
		2409	}
		2410
		2411	sub should_reset {
		2412	my ($self) = @_;
		2413
		2414	$self->reset_at <= $cf::RUNTIME
		2415	}
		2416
		2417	sub reset {
		2418	my ($self) = @_;
		2419
		2420	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2421
		2422	return if $self->players;
		2423
		2424	cf::trace "resetting map ", $self->path, "\n";
		2425
		2426	$self->in_memory (cf::MAP_SWAPPED);
		2427
		2428	# need to save uniques path
		2429	unless ($self->{deny_save}) {
		2430	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2431
		2432	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2433	if $uniq;
		2434	}
		2435
		2436	delete $cf::MAP{$self->path};
2214		2437
2215	$self->deactivate;	2438	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2439	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2440	$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		2441
2263	$self->unlink_save;	2442	$self->unlink_save;
2264	$self->destroy;	2443	$self->destroy;
2265	}	2444	}
2266		2445
…		…
2274		2453
2275	delete $cf::MAP{$self->path};	2454	delete $cf::MAP{$self->path};
2276		2455
2277	$self->unlink_save;	2456	$self->unlink_save;
2278		2457
2279	bless $self, "cf::map";	2458	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2459	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2460	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2461	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2462	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2463
…		…
2514		2693
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2694	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2695
2517	The player should be reasonably safe there for short amounts of time (e.g.	2696	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2697	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2698	though, as the player cannot control the character while it is on the link
2520	map.	2699	map.
2521		2700
2522	Will never block.	2701	Will never block.
2523		2702
2524	=item $player_object->leave_link ($map, $x, $y)	2703	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2724	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2725	my ($self) = @_;
2547		2726
2548	$self->deactivate_recursive;	2727	$self->deactivate_recursive;
2549		2728
		2729	++$self->{_link_recursion};
		2730
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2731	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2732
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2733	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2734	if $self->map && $self->map->{path} ne "{link}";
2554		2735
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2736	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2737	}
2557		2738
2558	sub cf::object::player::leave_link {	2739	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2740	my ($self, $map, $x, $y) = @_;
2560		2741
…		…
2585	$map->load_neighbours;	2766	$map->load_neighbours;
2586		2767
2587	return unless $self->contr->active;	2768	return unless $self->contr->active;
2588		2769
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2770	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2771	if ($self->enter_map ($map, $x, $y)) {
2591		2772	# entering was successful
		2773	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2774	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2775	$self->activate_recursive;
2594	}	2776	}
2595		2777
		2778	}
		2779
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2780	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2781
2598	Moves the player to the given map-path and coordinates by first freezing	2782	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2783	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2784	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2785	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2792
2609	our $GOTOGEN;	2793	our $GOTOGEN;
2610		2794
2611	sub cf::object::player::goto {	2795	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2796	my ($self, $path, $x, $y, $check, $done) = @_;
		2797
		2798	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2799	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2800	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2801	($path, $x, $y) = @$EMERGENCY_POSITION;
		2802	}
2613		2803
2614	# do generation counting so two concurrent goto's will be executed in-order	2804	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2805	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2806
2617	$self->enter_link;	2807	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2827	($path, $x, $y) = (undef, undef, undef);
2638	}	2828	}
2639	}	2829	}
2640		2830
2641	my $map = eval {	2831	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2832	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2833
2644	if ($map) {	2834	if ($map) {
2645	$map = $map->customise_for ($self);	2835	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2836	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2837	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2838	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2839	}
2650		2840
2651	$map	2841	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2849	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2850	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2851	$self->leave_link ($map, $x, $y);
2662	}	2852	}
2663		2853
2664	$done->() if $done;	2854	$done->($self) if $done;
2665	})->prio (1);	2855	})->prio (1);
2666	}	2856	}
2667		2857
2668	=item $player_object->enter_exit ($exit_object)	2858	=item $player_object->enter_exit ($exit_object)
2669		2859
…		…
2745		2935
2746	prepare_random_map $exit	2936	prepare_random_map $exit
2747	if $exit->slaying eq "/!";	2937	if $exit->slaying eq "/!";
2748	}	2938	}
2749		2939
2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2940	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	2941	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	2942	my $y = $exit->stats->sp;
2753		2943
2754	$self->goto ($map, $x, $y);	2944	$self->goto ($map, $x, $y);
2755		2945
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	2952	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	2953	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	2954	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	2955	cf::NDI_UNIQUE | cf::NDI_RED);
2766		2956
2767	warn "ERROR in enter_exit: $@";	2957	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	2958	$self->leave_link;
2769	}	2959	}
2770	})->prio (1);	2960	})->prio (1);
2771	}	2961	}
2772		2962
…		…
2784	sub cf::client::send_drawinfo {	2974	sub cf::client::send_drawinfo {
2785	my ($self, $text, $flags) = @_;	2975	my ($self, $text, $flags) = @_;
2786		2976
2787	utf8::encode $text;	2977	utf8::encode $text;
2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2978	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2979	}
		2980
		2981	=item $client->send_big_packet ($pkt)
		2982
		2983	Like C<send_packet>, but tries to compress large packets, and fragments
		2984	them as required.
		2985
		2986	=cut
		2987
		2988	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2989
		2990	sub cf::client::send_big_packet {
		2991	my ($self, $pkt) = @_;
		2992
		2993	# try lzf for large packets
		2994	$pkt = "lzf " . Compress::LZF::compress $pkt
		2995	if 1024 <= length $pkt and $self->{can_lzf};
		2996
		2997	# split very large packets
		2998	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2999	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3000	$pkt = "frag";
		3001	}
		3002
		3003	$self->send_packet ($pkt);
2789	}	3004	}
2790		3005
2791	=item $client->send_msg ($channel, $msg, $color, [extra...])	3006	=item $client->send_msg ($channel, $msg, $color, [extra...])
2792		3007
2793	Send a drawinfo or msg packet to the client, formatting the msg for the	3008	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2945	my $pkt = "msg "	3160	my $pkt = "msg "
2946	. $self->{json_coder}->encode (	3161	. $self->{json_coder}->encode (
2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3162	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2948	);	3163	);
2949		3164
2950	# try lzf for large packets
2951	$pkt = "lzf " . Compress::LZF::compress $pkt
2952	if 1024 <= length $pkt and $self->{can_lzf};
2953
2954	# split very large packets
2955	if (8192 < length $pkt and $self->{can_lzf}) {
2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2957	$pkt = "frag";
2958	}
2959
2960	$self->send_packet ($pkt);	3165	$self->send_big_packet ($pkt);
2961	}	3166	}
2962		3167
2963	=item $client->ext_msg ($type, @msg)	3168	=item $client->ext_msg ($type, @msg)
2964		3169
2965	Sends an ext event to the client.	3170	Sends an ext event to the client.
…		…
2968		3173
2969	sub cf::client::ext_msg($$@) {	3174	sub cf::client::ext_msg($$@) {
2970	my ($self, $type, @msg) = @_;	3175	my ($self, $type, @msg) = @_;
2971		3176
2972	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2973	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2974	} elsif ($self->extcmd == 1) { # TODO: remove	3179	} elsif ($self->extcmd == 1) { # TODO: remove
2975	push @msg, msgtype => "event_$type";	3180	push @msg, msgtype => "event_$type";
2976	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3181	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2977	}	3182	}
2978	}	3183	}
2979		3184
2980	=item $client->ext_reply ($msgid, @msg)	3185	=item $client->ext_reply ($msgid, @msg)
2981		3186
…		…
2985		3190
2986	sub cf::client::ext_reply($$@) {	3191	sub cf::client::ext_reply($$@) {
2987	my ($self, $id, @msg) = @_;	3192	my ($self, $id, @msg) = @_;
2988		3193
2989	if ($self->extcmd == 2) {	3194	if ($self->extcmd == 2) {
2990	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3195	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2991	} elsif ($self->extcmd == 1) {	3196	} elsif ($self->extcmd == 1) {
2992	#TODO: version 1, remove	3197	#TODO: version 1, remove
2993	unshift @msg, msgtype => "reply", msgid => $id;	3198	unshift @msg, msgtype => "reply", msgid => $id;
2994	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3199	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2995	}	3200	}
2996	}	3201	}
2997		3202
2998	=item $success = $client->query ($flags, "text", \&cb)	3203	=item $success = $client->query ($flags, "text", \&cb)
2999		3204
…		…
3070		3275
3071	$ns->ext_reply ($reply, @reply)	3276	$ns->ext_reply ($reply, @reply)
3072	if $reply;	3277	if $reply;
3073		3278
3074	} else {	3279	} else {
3075	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3280	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3076	}	3281	}
3077		3282
3078	cf::override;	3283	cf::override;
3079	},	3284	},
3080	);	3285	);
…		…
3100		3305
3101	$coro	3306	$coro
3102	}	3307	}
3103		3308
3104	cf::client->attach (	3309	cf::client->attach (
3105	on_destroy => sub {	3310	on_client_destroy => sub {
3106	my ($ns) = @_;	3311	my ($ns) = @_;
3107		3312
3108	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3313	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3109	},	3314	},
3110	);	3315	);
…		…
3126	our $safe_hole = new Safe::Hole;	3331	our $safe_hole = new Safe::Hole;
3127		3332
3128	$SIG{FPE} = 'IGNORE';	3333	$SIG{FPE} = 'IGNORE';
3129		3334
3130	$safe->permit_only (Opcode::opset qw(	3335	$safe->permit_only (Opcode::opset qw(
3131	:base_core :base_mem :base_orig :base_math	3336	:base_core :base_mem :base_orig :base_math :base_loop
3132	grepstart grepwhile mapstart mapwhile	3337	grepstart grepwhile mapstart mapwhile
3133	sort time	3338	sort time
3134	));	3339	));
3135		3340
3136	# here we export the classes and methods available to script code	3341	# here we export the classes and methods available to script code
…		…
3161	decrease split destroy change_exp value msg lore send_msg)],	3366	decrease split destroy change_exp value msg lore send_msg)],
3162	["cf::object::player" => qw(player)],	3367	["cf::object::player" => qw(player)],
3163	["cf::player" => qw(peaceful send_msg)],	3368	["cf::player" => qw(peaceful send_msg)],
3164	["cf::map" => qw(trigger)],	3369	["cf::map" => qw(trigger)],
3165	) {	3370	) {
3166	no strict 'refs';
3167	my ($pkg, @funs) = @$_;	3371	my ($pkg, @funs) = @$_;
3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3372	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3169	for @funs;	3373	for @funs;
3170	}	3374	}
3171		3375
…		…
3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3392	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3189	$qcode =~ s/\n/\\n/g;	3393	$qcode =~ s/\n/\\n/g;
3190		3394
3191	%vars = (_dummy => 0) unless %vars;	3395	%vars = (_dummy => 0) unless %vars;
3192		3396
		3397	my @res;
3193	local $_;	3398	local $_;
3194	local @safe::cf::_safe_eval_args = values %vars;
3195		3399
3196	my $eval =	3400	my $eval =
3197	"do {\n"	3401	"do {\n"
3198	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3402	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3199	. "#line 0 \"{$qcode}\"\n"	3403	. "#line 0 \"{$qcode}\"\n"
3200	. $code	3404	. $code
3201	. "\n}"	3405	. "\n}"
3202	;	3406	;
3203		3407
		3408	if ($CFG{safe_eval}) {
3204	sub_generation_inc;	3409	sub_generation_inc;
		3410	local @safe::cf::_safe_eval_args = values %vars;
3205	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3411	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3206	sub_generation_inc;	3412	sub_generation_inc;
		3413	} else {
		3414	local @cf::_safe_eval_args = values %vars;
		3415	@res = wantarray ? eval eval : scalar eval $eval;
		3416	}
3207		3417
3208	if ($@) {	3418	if ($@) {
3209	warn "$@";	3419	warn "$@",
3210	warn "while executing safe code '$code'\n";	3420	"while executing safe code '$code'\n",
3211	warn "with arguments " . (join " ", %vars) . "\n";	3421	"with arguments " . (join " ", %vars) . "\n";
3212	}	3422	}
3213		3423
3214	wantarray ? @res : $res[0]	3424	wantarray ? @res : $res[0]
3215	}	3425	}
3216		3426
…		…
3230	=cut	3440	=cut
3231		3441
3232	sub register_script_function {	3442	sub register_script_function {
3233	my ($fun, $cb) = @_;	3443	my ($fun, $cb) = @_;
3234		3444
3235	no strict 'refs';	3445	$fun = "safe::$fun" if $CFG{safe_eval};
3236	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3446	*$fun = $safe_hole->wrap ($cb);
3237	}	3447	}
3238		3448
3239	=back	3449	=back
3240		3450
3241	=cut	3451	=cut
…		…
3250	# for this (global event?)	3460	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3461	%ext::player_env::MUSIC_FACE_CACHE = ();
3252		3462
3253	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3463	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3254		3464
3255	warn "loading facedata from $path\n";	3465	trace "loading facedata from $path\n";
3256		3466
3257	my $facedata;	3467	my $facedata = decode_storable load_file $path;
3258	0 < aio_load $path, $facedata
3259	or die "$path: $!";
3260
3261	$facedata = Coro::Storable::thaw $facedata;
3262		3468
3263	$facedata->{version} == 2	3469	$facedata->{version} == 2
3264	or cf::cleanup "$path: version mismatch, cannot proceed.";	3470	or cf::cleanup "$path: version mismatch, cannot proceed.";
3265		3471
3266	# patch in the exptable	3472	# patch in the exptable
		3473	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3267	$facedata->{resource}{"res/exp_table"} = {	3474	$facedata->{resource}{"res/exp_table"} = {
3268	type => FT_RSRC,	3475	type => FT_RSRC,
3269	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3476	data => $exp_table,
		3477	hash => (Digest::MD5::md5 $exp_table),
3270	};	3478	};
3271	cf::cede_to_tick;	3479	cf::cede_to_tick;
3272		3480
3273	{	3481	{
3274	my $faces = $facedata->{faceinfo};	3482	my $faces = $facedata->{faceinfo};
…		…
3276	while (my ($face, $info) = each %$faces) {	3484	while (my ($face, $info) = each %$faces) {
3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3485	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278		3486
3279	cf::face::set_visibility $idx, $info->{visibility};	3487	cf::face::set_visibility $idx, $info->{visibility};
3280	cf::face::set_magicmap $idx, $info->{magicmap};	3488	cf::face::set_magicmap $idx, $info->{magicmap};
3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3489	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3490	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3491	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3283		3492
3284	cf::cede_to_tick;	3493	cf::cede_to_tick;
3285	}	3494	}
3286		3495
3287	while (my ($face, $info) = each %$faces) {	3496	while (my ($face, $info) = each %$faces) {
…		…
3292		3501
3293	if (my $smooth = cf::face::find $info->{smooth}) {	3502	if (my $smooth = cf::face::find $info->{smooth}) {
3294	cf::face::set_smooth $idx, $smooth;	3503	cf::face::set_smooth $idx, $smooth;
3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3504	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3296	} else {	3505	} else {
3297	warn "smooth face '$info->{smooth}' not found for face '$face'";	3506	error "smooth face '$info->{smooth}' not found for face '$face'";
3298	}	3507	}
3299		3508
3300	cf::cede_to_tick;	3509	cf::cede_to_tick;
3301	}	3510	}
3302	}	3511	}
…		…
3311		3520
3312	cf::anim::invalidate_all; # d'oh	3521	cf::anim::invalidate_all; # d'oh
3313	}	3522	}
3314		3523
3315	{	3524	{
3316	# TODO: for gcfclient pleasure, we should give resources
3317	# that gcfclient doesn't grok a >10000 face index.
3318	my $res = $facedata->{resource};	3525	my $res = $facedata->{resource};
3319		3526
3320	while (my ($name, $info) = each %$res) {	3527	while (my ($name, $info) = each %$res) {
3321	if (defined $info->{type}) {	3528	if (defined $info->{type}) {
3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3529	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3323	my $data;
3324		3530
3325	if ($info->{type} & 1) {	3531	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3326	# prepend meta info
3327
3328	my $meta = $enc->encode ({
3329	name => $name,
3330	%{ $info->{meta} || {} },
3331	});
3332
3333	$data = pack "(w/a*)*", $meta, $info->{data};
3334	} else {
3335	$data = $info->{data};
3336	}
3337
3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339	cf::face::set_type $idx, $info->{type};	3532	cf::face::set_type $idx, $info->{type};
3340	} else {	3533	} else {
3341	$RESOURCE{$name} = $info;	3534	$RESOURCE{$name} = $info; # unused
3342	}	3535	}
3343		3536
3344	cf::cede_to_tick;	3537	cf::cede_to_tick;
3345	}	3538	}
3346	}	3539	}
3347		3540
3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3541	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3349		3542
3350	1	3543	1
3351	}	3544	}
3352
3353	cf::global->attach (on_resource_update => sub {
3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358	my $sound = $soundconf->{compat}[$_]
3359	or next;
3360
3361	my $face = cf::face::find "sound/$sound->[1]";
3362	cf::sound::set $sound->[0] => $face;
3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364	}
3365
3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
3367	my $face = cf::face::find "sound/$v";
3368	cf::sound::set $k => $face;
3369	}
3370	}
3371	});
3372		3545
3373	register_exticmd fx_want => sub {	3546	register_exticmd fx_want => sub {
3374	my ($ns, $want) = @_;	3547	my ($ns, $want) = @_;
3375		3548
3376	while (my ($k, $v) = each %$want) {	3549	while (my ($k, $v) = each %$want) {
…		…
3415	sub reload_treasures {	3588	sub reload_treasures {
3416	load_resource_file "$DATADIR/treasures"	3589	load_resource_file "$DATADIR/treasures"
3417	or die "unable to load treasurelists\n";	3590	or die "unable to load treasurelists\n";
3418	}	3591	}
3419		3592
		3593	sub reload_sound {
		3594	trace "loading sound config from $DATADIR/sound\n";
		3595
		3596	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3597
		3598	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3599	my $sound = $soundconf->{compat}[$_]
		3600	or next;
		3601
		3602	my $face = cf::face::find "sound/$sound->[1]";
		3603	cf::sound::set $sound->[0] => $face;
		3604	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3605	}
		3606
		3607	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3608	my $face = cf::face::find "sound/$v";
		3609	cf::sound::set $k => $face;
		3610	}
		3611	}
		3612
3420	sub reload_resources {	3613	sub reload_resources {
3421	warn "reloading resource files...\n";	3614	trace "reloading resource files...\n";
3422		3615
		3616	reload_exp_table;
		3617	reload_materials;
3423	reload_facedata;	3618	reload_facedata;
		3619	reload_sound;
3424	reload_archetypes;	3620	reload_archetypes;
3425	reload_regions;	3621	reload_regions;
3426	reload_treasures;	3622	reload_treasures;
3427		3623
3428	warn "finished reloading resource files\n";	3624	trace "finished reloading resource files\n";
3429	}	3625	}
3430		3626
3431	sub reload_config {	3627	sub reload_config {
3432	warn "reloading config file...\n";	3628	trace "reloading config file...\n";
3433		3629
3434	open my $fh, "<:utf8", "$CONFDIR/config"	3630	my $config = load_file "$CONFDIR/config";
3435	or return;	3631	utf8::decode $config;
		3632	*CFG = decode_yaml $config;
3436		3633
3437	local $/;
3438	*CFG = YAML::XS::Load scalar <$fh>;
3439
3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3634	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3441		3635
3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3636	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3637	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3444		3638
3445	if (exists $CFG{mlockall}) {	3639	if (exists $CFG{mlockall}) {
…		…
3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3641	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3448	and die "WARNING: m(un)lockall failed: $!\n";	3642	and die "WARNING: m(un)lockall failed: $!\n";
3449	};	3643	};
3450	warn $@ if $@;	3644	warn $@ if $@;
3451	}	3645	}
3452
3453	warn "finished reloading resource files\n";
3454	}	3646	}
3455		3647
3456	sub pidfile() {	3648	sub pidfile() {
3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3649	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458	or die "$PIDFILE: $!";	3650	or die "$PIDFILE: $!";
…		…
3471	seek $fh, 0, 0;	3663	seek $fh, 0, 0;
3472	print $fh $$;	3664	print $fh $$;
3473	}	3665	}
3474		3666
3475	sub main_loop {	3667	sub main_loop {
3476	warn "EV::loop starting\n";	3668	trace "EV::loop starting\n";
3477	if (1) {	3669	if (1) {
3478	EV::loop;	3670	EV::loop;
3479	}	3671	}
3480	warn "EV::loop returned\n";	3672	trace "EV::loop returned\n";
3481	goto &main_loop unless $REALLY_UNLOOP;	3673	goto &main_loop unless $REALLY_UNLOOP;
3482	}	3674	}
3483		3675
3484	sub main {	3676	sub main {
3485	cf::init_globals; # initialise logging	3677	cf::init_globals; # initialise logging
3486		3678
3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3679	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3680	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3681	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3682	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491
3492	cf::init_experience;
3493	cf::init_anim;
3494	cf::init_attackmess;
3495	cf::init_dynamic;
3496		3683
3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3684	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498		3685
3499	# we must not ever block the main coroutine	3686	# we must not ever block the main coroutine
3500	local $Coro::idle = sub {	3687	local $Coro::idle = sub {
…		…
3506	};	3693	};
3507		3694
3508	evthread_start IO::AIO::poll_fileno;	3695	evthread_start IO::AIO::poll_fileno;
3509		3696
3510	cf::sync_job {	3697	cf::sync_job {
		3698	cf::incloader::init ();
		3699
		3700	cf::init_anim;
		3701	cf::init_attackmess;
		3702	cf::init_dynamic;
		3703
		3704	cf::load_settings;
		3705
3511	reload_resources;	3706	reload_resources;
3512	reload_config;	3707	reload_config;
3513	db_init;	3708	db_init;
3514		3709
3515	cf::load_settings;
3516	cf::load_materials;
3517	cf::init_uuid;	3710	cf::init_uuid;
3518	cf::init_signals;	3711	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3712	cf::init_skills;
3521		3713
3522	cf::init_beforeplay;	3714	cf::init_beforeplay;
3523		3715
3524	atomic;	3716	atomic;
…		…
3529		3721
3530	# no (long-running) fork's whatsoever before this point(!)	3722	# no (long-running) fork's whatsoever before this point(!)
3531	use POSIX ();	3723	use POSIX ();
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3724	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3725
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3726	cf::_post_init 0;
3535	};	3727	};
3536		3728
		3729	cf::object::thawer::errors_are_fatal 0;
		3730	info "parse errors in files are no longer fatal from this point on.\n";
		3731
		3732	my $free_main; $free_main = EV::idle sub {
		3733	undef $free_main;
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
3537	main_loop;	3737	goto &main_loop;
3538	}	3738	}
3539		3739
3540	#############################################################################	3740	#############################################################################
3541	# initialisation and cleanup	3741	# initialisation and cleanup
3542		3742
3543	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
3544	BEGIN {	3744	BEGIN {
3545	our %SIGWATCHER = ();	3745	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
3549	};	3749	};
3550	}	3750	}
3551	}	3751	}
3552		3752
3553	sub write_runtime_sync {	3753	sub write_runtime_sync {
		3754	my $t0 = AE::time;
		3755
3554	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
3556		3758
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3760
3559	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
3560		3762
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3764	or return;
3563		3765
3564	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3781	or return;
3580		3782
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3784	and return;
3583		3785
3584	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3787
3586	1	3788	1
3587	}	3789	}
3588		3790
3589	our $uuid_lock;	3791	our $uuid_lock;
…		…
3601	or return;	3803	or return;
3602		3804
3603	my $value = uuid_seq uuid_cur;	3805	my $value = uuid_seq uuid_cur;
3604		3806
3605	unless ($value) {	3807	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3808	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3809	return;
3608	}	3810	}
3609		3811
3610	my $value = uuid_str $value + $uuid_skip;	3812	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3813	$uuid_skip = 0;
…		…
3621	or return;	3823	or return;
3622		3824
3623	aio_rename "$uuid~", $uuid	3825	aio_rename "$uuid~", $uuid
3624	and return;	3826	and return;
3625		3827
3626	warn "uuid file written ($value).\n";	3828	trace "uuid file written ($value).\n";
3627		3829
3628	1	3830	1
3629		3831
3630	}	3832	}
3631		3833
…		…
3637	}	3839	}
3638		3840
3639	sub emergency_save() {	3841	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
3641		3843
3642	warn "emergency_perl_save: enter\n";	3844	info "emergency_perl_save: enter\n";
		3845
		3846	# this is a trade-off: we want to be very quick here, so
		3847	# save all maps without fsync, and later call a global sync
		3848	# (which in turn might be very very slow)
		3849	local $USE_FSYNC = 0;
3643		3850
3644	cf::sync_job {	3851	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	3852	cf::write_runtime_sync; # external watchdog should not bark
3646	# save all maps without fsync, and later call a global sync
3647	# (which in turn might be very very slow)
3648	local $USE_FSYNC = 0;
3649		3853
3650	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	3857	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	3860	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	3862	$pl->save;
3659	}	3863	}
3660	warn "emergency_perl_save: end player save\n";	3864	info "emergency_perl_save: end player save\n";
3661		3865
		3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
3662	warn "emergency_perl_save: begin map save\n";	3868	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	3871	$map->valid or next;
3666	$map->save;	3872	$map->save;
3667	}	3873	}
3668	warn "emergency_perl_save: end map save\n";	3874	info "emergency_perl_save: end map save\n";
3669		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
3670	warn "emergency_perl_save: begin database checkpoint\n";	3878	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
3673		3881
3674	warn "emergency_perl_save: begin write uuid\n";	3882	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	3883	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	3884	info "emergency_perl_save: end write uuid\n";
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: syncing database to disk";
		3889	BDB::db_env_txn_checkpoint $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
3677	};	3904	};
3678		3905
3679	warn "emergency_perl_save: starting sync()\n";
3680	IO::AIO::aio_sync sub {
3681	warn "emergency_perl_save: finished sync()\n";
3682	};
3683
3684	warn "emergency_perl_save: leave\n";	3906	info "emergency_perl_save: leave\n";
3685	}	3907	}
3686		3908
3687	sub post_cleanup {	3909	sub post_cleanup {
3688	my ($make_core) = @_;	3910	my ($make_core) = @_;
3689		3911
		3912	IO::AIO::flush;
		3913
3690	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	3915	if $make_core;
3692		3916
3693	my $fh = pidfile;	3917	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	3918	unlink $PIDFILE if <$fh> == $$;
3695	}	3919	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	3940	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	3941	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	3943	}
3720	warn "cleared package $pkg\n";#d#
3721	}	3944	}
3722		3945
3723	sub do_reload_perl() {	3946	sub do_reload_perl() {
3724	# can/must only be called in main	3947	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
3726	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
3727	return;	3950	return;
3728	}	3951	}
3729		3952
3730	return if $RELOAD++;	3953	return if $RELOAD++;
3731		3954
3732	my $t1 = EV::time;	3955	my $t1 = AE::time;
3733		3956
3734	while ($RELOAD) {	3957	while ($RELOAD) {
3735	warn "reloading...";	3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
3736		3960
3737	warn "entering sync_job";	3961	trace "perl_reload: entering sync_job";
3738		3962
3739	cf::sync_job {	3963	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	3964	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		3965
3744	warn "syncing database to disk";
3745	BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747	# if anything goes wrong in here, we should simply crash as we already saved
3748
3749	warn "flushing outstanding aio requests";
3750	while (IO::AIO::nreqs || BDB::nreqs) {
3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752	}
3753
3754	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	3968	%EXT_CORO = ();
3757		3969
3758	warn "removing commands";	3970	trace "perl_reload: removing commands";
3759	%COMMAND = ();	3971	%COMMAND = ();
3760		3972
3761	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
3762	%EXTCMD = ();	3974	%EXTCMD = ();
3763	%EXTICMD = ();	3975	%EXTICMD = ();
3764		3976
3765	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
3768		3980
3769	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
3770	eval {	3982	eval {
3771	$cb->($pkg);	3983	$cb->($pkg);
3772	1	3984	1
3773	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
3774	}	3986	}
3775		3987
3776	warn "... clearing $pkg";	3988	trace "... clearing $pkg";
3777	clear_package $pkg;	3989	clear_package $pkg;
3778	}	3990	}
3779		3991
3780	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		3995
3784	warn "... unloading $k";	3996	trace "... unloading $k";
3785	delete $INC{$k};	3997	delete $INC{$k};
3786		3998
3787	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
3789		4001
…		…
3792	}	4004	}
3793		4005
3794	clear_package $k;	4006	clear_package $k;
3795	}	4007	}
3796		4008
3797	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	4010	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4011	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		4012
3801	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		4016
3805	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
3806	# and global variables created in xs	4018	# and global variables created in xs
3807	#clear_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
3808		4020
3809	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
3810		4022
3811	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
3812	require cf;	4024	require cf;
3813	cf::_connect_to_perl_1;	4025	cf::_connect_to_perl_1;
3814		4026
3815	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
3816	cf::reload_config;	4028	cf::reload_config;
3817		4029
3818	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
3819	cf::load_extensions;	4031	cf::load_extensions;
3820		4032
3821	if ($REATTACH_ON_RELOAD) {	4033	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3825	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
3828	}	4040	}
3829		4041
3830	warn "running post_init jobs";	4042	cf::_post_init 1;
3831	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4043
3833	warn "leaving sync_job";	4044	trace "perl_reload: leaving sync_job";
3834		4045
3835	1	4046	1
3836	} or do {	4047	} or do {
3837	warn $@;	4048	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3839	};	4050	};
3840		4051
3841	warn "reloaded";
3842	--$RELOAD;	4052	--$RELOAD;
3843	}	4053	}
3844		4054
3845	$t1 = EV::time - $t1;	4055	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4056	info "perl_reload: completed in ${t1}s\n";
3847	};	4057	};
3848		4058
3849	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3850		4060
3851	sub reload_perl() {	4061	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3854		4064
3855	$RELOAD_WATCHER ||= cf::async {	4065	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4066	Coro::AIO::aio_wait cache_extensions;
3857		4067
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4069	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
3861	};	4071	};
3862	};	4072	};
3863	}	4073	}
…		…
3872	reload_perl;	4082	reload_perl;
3873	};	4083	};
3874	}	4084	}
3875	};	4085	};
3876		4086
3877	unshift @INC, $LIBDIR;	4087	#############################################################################
3878		4088
3879	my $bug_warning = 0;	4089	my $bug_warning = 0;
3880		4090
3881	our @WAIT_FOR_TICK;	4091	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;	4092	our @WAIT_FOR_TICK_BEGIN;
3883		4093
3884	sub wait_for_tick {	4094	sub wait_for_tick() {
3885	return if tick_inhibit || $Coro::current == $Coro::main;	4095	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3886		4096
3887	my $signal = new Coro::Signal;	4097	my $signal = new Coro::Signal;
3888	push @WAIT_FOR_TICK, $signal;	4098	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;	4099	$signal->wait;
3890	}	4100	}
3891		4101
3892	sub wait_for_tick_begin {	4102	sub wait_for_tick_begin() {
3893	return if tick_inhibit || $Coro::current == $Coro::main;	4103	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3894		4104
3895	my $signal = new Coro::Signal;	4105	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4106	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4107	$signal->wait;
3898	}	4108	}
…		…
3904	return;	4114	return;
3905	}	4115	}
3906		4116
3907	cf::server_tick; # one server iteration	4117	cf::server_tick; # one server iteration
3908		4118
		4119	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4120
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4121	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4122	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4123	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4124	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4125	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4126	or error "ERROR: unable to write runtime file: $!";
3915	};	4127	};
3916	}	4128	}
3917		4129
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4130	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4131	$sig->send;
…		…
3927		4139
3928	if (0) {	4140	if (0) {
3929	if ($NEXT_TICK) {	4141	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4142	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4143	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4144	debug "jitter $JITTER\n";#d#
3933	}	4145	}
3934	}	4146	}
3935	}	4147	}
3936		4148
3937	{	4149	{
3938	# configure BDB	4150	# configure BDB
3939		4151
3940	BDB::min_parallel 8;	4152	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4153	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4154	$AnyEvent::BDB::WATCHER->priority (1);
3943		4155
3944	unless ($DB_ENV) {	4156	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4157	$DB_ENV = BDB::db_env_create;
…		…
3982	IO::AIO::min_parallel 8;	4194	IO::AIO::min_parallel 8;
3983	IO::AIO::max_poll_time $TICK * 0.1;	4195	IO::AIO::max_poll_time $TICK * 0.1;
3984	undef $AnyEvent::AIO::WATCHER;	4196	undef $AnyEvent::AIO::WATCHER;
3985	}	4197	}
3986		4198
3987	my $_log_backtrace;	4199	our $_log_backtrace;
		4200	our $_log_backtrace_last;
3988		4201
3989	sub _log_backtrace {	4202	sub _log_backtrace {
3990	my ($msg, @addr) = @_;	4203	my ($msg, @addr) = @_;
3991		4204
3992	$msg =~ s/\n//;	4205	$msg =~ s/\n$//;
3993		4206
		4207	if ($_log_backtrace_last eq $msg) {
		4208	LOG llevInfo, "[ABT] $msg\n";
		4209	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994	# limit the # of concurrent backtraces	4210	# limit the # of concurrent backtraces
3995	if ($_log_backtrace < 2) {	4211	} elsif ($_log_backtrace < 2) {
		4212	$_log_backtrace_last = $msg;
3996	++$_log_backtrace;	4213	++$_log_backtrace;
3997	my $perl_bt = Carp::longmess $msg;	4214	my $perl_bt = Carp::longmess $msg;
3998	async {	4215	async {
3999	$Coro::current->{desc} = "abt $msg";	4216	$Coro::current->{desc} = "abt $msg";
4000		4217
…		…
4020	LOG llevInfo, "[ABT] $_\n" for @bt;	4237	LOG llevInfo, "[ABT] $_\n" for @bt;
4021	--$_log_backtrace;	4238	--$_log_backtrace;
4022	};	4239	};
4023	} else {	4240	} else {
4024	LOG llevInfo, "[ABT] $msg\n";	4241	LOG llevInfo, "[ABT] $msg\n";
4025	LOG llevInfo, "[ABT] [suppressed]\n";	4242	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026	}	4243	}
4027	}	4244	}
4028		4245
4029	# load additional modules	4246	# load additional modules
4030	require "cf/$_.pm" for @EXTRA_MODULES;	4247	require "cf/$_.pm" for @EXTRA_MODULES;

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