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Revision 1.477 by root, Wed Sep 2 22:52:36 2009 UTC vs.
Revision 1.560 by root, Fri Apr 22 02:03:12 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
76		75
77	# strictly for debugging	76	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		78
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
81		82
82	our %COMMAND = ();	83	our %COMMAND = ();
83	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
84		85
85	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
88	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
90		91
91	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
93		96
94	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
95	our $DATADIR = datadir;	99	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
99	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		112
108	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;
109		120
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	123	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	129	our $DB_ENV;
119		130
120	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		132
122	our %CFG;	133	our %CFG;
123		134
124	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	136	our $RUNTIME;
…		…
159		170
160	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
161		172
162	sub cf::map::normalise;	173	sub cf::map::normalise;
163		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		189
164	#############################################################################	190	#############################################################################
165		191
166	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
167		193
168	=over 4	194	=over 4
…		…
209	from wherever your confdir points to.	235	from wherever your confdir points to.
210		236
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		238
213	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
214	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
215	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.
216		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
217	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
218		249
219	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
220	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
221	that call.	252	that call.
222		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
223	=back	260	=back
224		261
225	=cut	262	=cut
		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 "", @_ }
226		269
227	$Coro::State::WARNHOOK = sub {	270	$Coro::State::WARNHOOK = sub {
228	my $msg = join "", @_;	271	my $msg = join "", @_;
229		272
230	$msg .= "\n"	273	$msg .= "\n"
231	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
232		275
233	$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;
234		277
235	LOG llevError, $msg;	278	LOG llevWarn, $msg;
236	};	279	};
237		280
238	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
239	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
240		283
241	warn Carp::longmess $_[0];	284	error Carp::longmess $_[0];
242		285
243	if ($Coro::current == $Coro::main) {#d#	286	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	288	return;#d#
246	}#d#	289	}#d#
247		290
248	# kill coroutine otherwise	291	# kill coroutine otherwise
249	Coro::terminate	292	Coro::terminate
…		…
269	)) {	312	)) {
270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
271	}	314	}
272		315
273	$EV::DIED = sub {	316	$EV::DIED = sub {
274	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
275	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
276		324
277	#############################################################################	325	#############################################################################
278		326
279	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
280		328
…		…
301	$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;
302	$d	350	$d
303	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
304	}	352	}
305		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
306	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
307		369
308	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
309		371
310	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
316	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
317		379
318	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
319	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
320		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
321	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
322		415
323	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,
324	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
325		418
326	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
327	is a reload or not.	420	is a reload or not.
328		421
329	=cut	422	=cut
330		423
331	sub post_init(&) {	424	sub post_init(&) {
332	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	}
333	}	443	}
334		444
335	=item cf::lock_wait $string	445	=item cf::lock_wait $string
336		446
337	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
376	}	486	}
377		487
378	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
379		489
380	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
381	get spread over timer.	491	get spread over time.
382		492
383	=cut	493	=cut
384		494
385	sub periodic($$) {	495	sub periodic($$) {
386	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
390	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
391	}	501	}
392		502
393	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
394		504
395	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
396	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
397	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.
398		512
399	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
400	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
401		515
402	Useful for short background jobs.	516	Useful for short background jobs.
403		517
404	=cut	518	=cut
405		519
406	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
407	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
408		523
409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
410	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
411	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
412		527
413	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
414		530
415	while () {	531	while () {
416	next_job:	532	next_job:
		533
417	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
418	if ($avail > 0.01) {	535
419	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
420	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
421	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
422	$job->[2]->send;	540	$job->[2]->send;
423	Coro::cede;	541	Coro::cede;
424	goto next_job;	542	goto next_job;
425	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
426	}	545	}
427	}	546	}
428		547
429	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
430	# 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
431	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
432	$signal->wait;	551	$signal->wait;
433	} else {	552	} else {
		553	$busy = 0;
434	Coro::schedule;	554	Coro::schedule;
435	}	555	}
436	}	556	}
437	};	557	};
438		558
439	sub get_slot($;$$) {	559	sub get_slot($;$$) {
440	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
441		561
442	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
443		563
444	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
445	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
446		567
447	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
448	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
449	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
475	=cut	596	=cut
476		597
477	sub sync_job(&) {	598	sub sync_job(&) {
478	my ($job) = @_;	599	my ($job) = @_;
479		600
480	if ($Coro::current == $Coro::main) {	601	if (in_main) {
481	my $time = EV::time;	602	my $time = AE::time;
482		603
483	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
484	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
485		606
486	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
487		608
488	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
489		610
490	my $busy = 1;	611	my $busy = 1;
491	my @res;	612	my @res;
492		613
493	(async {	614	(async {
494	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
495	@res = eval { $job->() };	616	@res = eval { $job->() };
496	warn $@ if $@;	617	error $@ if $@;
497	undef $busy;	618	undef $busy;
498	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
499		620
500	while ($busy) {	621	while ($busy) {
501	if (Coro::nready) {	622	if (Coro::nready) {
…		…
503	} else {	624	} else {
504	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
505	}	626	}
506	}	627	}
507		628
508	my $time = EV::time - $time;	629	my $time = AE::time - $time;
509		630
510	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
511		632
512	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
513	} else {	634	} else {
…		…
535	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
536		657
537	$coro	658	$coro
538	}	659	}
539		660
540	=item fork_call { }, $args	661	=item fork_call { }, @args
541		662
542	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
543	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
544	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
545	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
546		667
547	=cut	668	=cut
548		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
549	sub fork_call(&@) {	674	sub fork_call(&@) {
550	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
551		676
552	# 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,
553	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
554	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
555		680
556	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
557	reset_signals;	682	cf::post_fork;
558	&$cb	683	&$cb
559	}, @args;	684	} @args;
560		685
561	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	)
562	}	698	}
563		699
564	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
565		701
566	=cut	702	=cut
…		…
603	within each server.	739	within each server.
604		740
605	=cut	741	=cut
606		742
607	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
608	my ($name) = @_;	747	my ($name) = @_;
609	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
610		749
611	eval {	750	eval {
612	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
622	}	761	}
623		762
624	our $DB;	763	our $DB;
625		764
626	sub db_init {	765	sub db_init {
627	cf::sync_job {
628	$DB ||= db_table "db";	766	$DB ||= db_table "db";
629	};
630	}	767	}
631		768
632	sub db_get($$) {	769	sub db_get($$) {
633	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
634		771
635	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
636	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
637		776
638	$! ? ()	777	$! ? ()
639	: $data	778	: $data
640	}
641	}	779	}
642		780
643	sub db_put($$$) {	781	sub db_put($$$) {
644	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
645	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
673		811
674	my @data;	812	my @data;
675	my $md5;	813	my $md5;
676		814
677	for (0 .. $#$src) {	815	for (0 .. $#$src) {
678	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
679	or Carp::croak "$src->[$_]: $!";
680	}	817	}
681		818
682	# if processing is expensive, check	819	# if processing is expensive, check
683	# checksum first	820	# checksum first
684	if (1) {	821	if (1) {
…		…
701		838
702	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
703	my $data = $process->(\@data);	840	my $data = $process->(\@data);
704	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
705		842
706	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
707		844
708	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
709	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
710	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
711		848
…		…
721		858
722	=cut	859	=cut
723		860
724	sub datalog($@) {	861	sub datalog($@) {
725	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
726	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
727	}	864	}
728		865
729	=back	866	=back
730		867
731	=cut	868	=cut
…		…
926		1063
927	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
928	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
929		1066
930	} elsif (ref $type) {	1067	} elsif (ref $type) {
931	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
932		1069
933	} else {	1070	} else {
934	shift @arg;	1071	shift @arg;
935	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
936	}	1073	}
937	}	1074	}
938	}	1075	}
939		1076
940	sub _object_attach {	1077	sub _object_attach {
…		…
950	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
951	}	1088	}
952		1089
953	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
954	} else {	1091	} else {
955	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
956	}	1093	}
957		1094
958	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
959	}	1096	}
960		1097
…		…
1019		1156
1020	for (@$callbacks) {	1157	for (@$callbacks) {
1021	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1022		1159
1023	if ($@) {	1160	if ($@) {
1024	warn "$@";
1025	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1026	override;	1162	override;
1027	}	1163	}
1028		1164
1029	return 1 if $override;	1165	return 1 if $override;
1030	}	1166	}
…		…
1109	for (@$attach) {	1245	for (@$attach) {
1110	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1111	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1112	}	1248	}
1113	} else {	1249	} else {
1114	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1115	}	1251	}
1116	}	1252	}
1117	}	1253	}
1118		1254
1119	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1146	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1147		1283
1148	sync_job {	1284	sync_job {
1149	if (length $$rdata) {	1285	if (length $$rdata) {
1150	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1151	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1152	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1153		1290
1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1155	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1157	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1179	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1180		1317
1181	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1182	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1183	} else {	1320	} else {
1184	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1185	}	1322	}
1186	} else {	1323	} else {
1187	aio_unlink $filename;	1324	aio_unlink $filename;
1188	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1189	}	1326	}
…		…
1213	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1214	$av = $st->{objs};	1351	$av = $st->{objs};
1215	}	1352	}
1216		1353
1217	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1218	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1219	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1220		1358
1221	($data, $av)	1359	($data, $av)
1222	}	1360	}
1223		1361
1224	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1283	}	1421	}
1284		1422
1285	use File::Glob ();	1423	use File::Glob ();
1286		1424
1287	cf::player->attach (	1425	cf::player->attach (
1288	on_command => sub {	1426	on_unknown_command => sub {
1289	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1290		1428
1291	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1292	or return;	1430	or return;
1293		1431
…		…
1316		1454
1317	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1318	if $reply;	1456	if $reply;
1319		1457
1320	} else {	1458	} else {
1321	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1322	}	1460	}
1323		1461
1324	cf::override;	1462	cf::override;
1325	},	1463	},
1326	);	1464	);
…		…
1337		1475
1338	$grp	1476	$grp
1339	}	1477	}
1340		1478
1341	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1342	cf::sync_job {	1482	cf::sync_job {
1343	my %todo;	1483	my %todo;
1344		1484
1345	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1346	next unless -r $path;	1486	next unless -r $path;
…		…
1364		1504
1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1367		1507
1368	$ext{source} =	1508	$ext{source} =
1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1370	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1371	. $source	1511	. $source
1372	. "\n};\n1";	1512	. "\n};\n1";
1373		1513
1374	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1375	}	1515	}
1376		1516
		1517	my $pass = 0;
1377	my %done;	1518	my %done;
1378	while (%todo) {	1519	while (%todo) {
1379	my $progress;	1520	my $progress;
1380		1521
		1522	++$pass;
		1523
		1524	ext:
1381	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1382	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1383	goto skip	1527	next ext
1384	unless exists $done{$_};	1528	unless exists $done{$_};
1385	}	1529	}
1386		1530
1387	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1388		1532
1389	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1390	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1391	: "$v->{base}: extension inactive.\n";
1392		1537
1393	if (exists $v->{meta}{mandatory}) {
1394	warn $msg;
1395	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1396	}	1539	if exists $v->{meta}{mandatory};
1397		1540
1398	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;
1399	}	1550	}
1400
1401	$done{$k} = delete $todo{$k};
1402	push @EXTS, $v->{pkg};
1403	$progress = 1;
1404	}	1551	}
1405		1552
1406	skip:	1553	unless ($progress) {
1407	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1408	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	}
1409	}	1561	}
1410	};	1562	};
1411	}	1563	}
1412		1564
1413	#############################################################################	1565	#############################################################################
…		…
1497	$cf::PLAYER{$login} = $pl	1649	$cf::PLAYER{$login} = $pl
1498	}	1650	}
1499	}	1651	}
1500	}	1652	}
1501		1653
		1654	cf::player->attach (
		1655	on_load => sub {
		1656	my ($pl, $path) = @_;
		1657
		1658	# restore slots saved in save, below
		1659	my $slots = delete $pl->{_slots};
		1660
		1661	$pl->ob->current_weapon ($slots->[0]);
		1662	$pl->combat_ob ($slots->[1]);
		1663	$pl->ranged_ob ($slots->[2]);
		1664	},
		1665	);
		1666
1502	sub save($) {	1667	sub save($) {
1503	my ($pl) = @_;	1668	my ($pl) = @_;
1504		1669
1505	return if $pl->{deny_save};	1670	return if $pl->{deny_save};
1506		1671
…		…
1511		1676
1512	aio_mkdir playerdir $pl, 0770;	1677	aio_mkdir playerdir $pl, 0770;
1513	$pl->{last_save} = $cf::RUNTIME;	1678	$pl->{last_save} = $cf::RUNTIME;
1514		1679
1515	cf::get_slot 0.01;	1680	cf::get_slot 0.01;
		1681
		1682	# save slots, to be restored later
		1683	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1516		1684
1517	$pl->save_pl ($path);	1685	$pl->save_pl ($path);
1518	cf::cede_to_tick;	1686	cf::cede_to_tick;
1519	}	1687	}
1520		1688
…		…
1554	my $name = $pl->ob->name;	1722	my $name = $pl->ob->name;
1555		1723
1556	$pl->{deny_save} = 1;	1724	$pl->{deny_save} = 1;
1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1725	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1558		1726
1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1727	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1560	$pl->deactivate;	1728	$pl->deactivate;
		1729
1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1730	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1562	$pl->ob->check_score;
1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1731	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1732	ext::highscore::check ($pl->ob);
		1733
1564	$pl->ns->destroy if $pl->ns;	1734	$pl->ns->destroy if $pl->ns;
1565		1735
1566	my $path = playerdir $pl;	1736	my $path = playerdir $pl;
1567	my $temp = "$path~$cf::RUNTIME~deleting~";	1737	my $temp = "$path~$cf::RUNTIME~deleting~";
1568	aio_rename $path, $temp;	1738	aio_rename $path, $temp;
…		…
1622	\@logins	1792	\@logins
1623	}	1793	}
1624		1794
1625	=item $player->maps	1795	=item $player->maps
1626		1796
		1797	=item cf::player::maps $login
		1798
1627	Returns an arrayref of map paths that are private for this	1799	Returns an arrayref of map paths that are private for this
1628	player. May block.	1800	player. May block.
1629		1801
1630	=cut	1802	=cut
1631		1803
…		…
1693	=cut	1865	=cut
1694		1866
1695	sub find_by_path($) {	1867	sub find_by_path($) {
1696	my ($path) = @_;	1868	my ($path) = @_;
1697		1869
		1870	$path =~ s/^~[^\/]*//; # skip ~login
		1871
1698	my ($match, $specificity);	1872	my ($match, $specificity);
1699		1873
1700	for my $region (list) {	1874	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1875	if ($region->{match} && $path =~ $region->{match}) {
1702	($match, $specificity) = ($region, $region->specificity)	1876	($match, $specificity) = ($region, $region->specificity)
…		…
1730	sub generate_random_map {	1904	sub generate_random_map {
1731	my ($self, $rmp) = @_;	1905	my ($self, $rmp) = @_;
1732		1906
1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1907	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1734		1908
1735	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1909	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	1910	}
1750		1911
1751	=item cf::map->register ($regex, $prio)	1912	=item cf::map->register ($regex, $prio)
1752		1913
1753	Register a handler for the map path matching the given regex at the	1914	Register a handler for the map path matching the given regex at the
…		…
1758		1919
1759	sub register {	1920	sub register {
1760	my (undef, $regex, $prio) = @_;	1921	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	1922	my $pkg = caller;
1762		1923
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	1924	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		1925
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1926	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	1927	}
1768		1928
1769	# also paths starting with '/'	1929	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1930	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		1931
1772	sub thawer_merge {	1932	sub thawer_merge {
1773	my ($self, $merge) = @_;	1933	my ($self, $merge) = @_;
1774		1934
1775	# we have to keep some variables in memory intact	1935	# we have to keep some variables in memory intact
…		…
1780	}	1940	}
1781		1941
1782	sub normalise {	1942	sub normalise {
1783	my ($path, $base) = @_;	1943	my ($path, $base) = @_;
1784		1944
1785	$path = "$path"; # make sure its a string	1945	$path = "$path"; # make sure it's a string
1786		1946
1787	$path =~ s/\.map$//;	1947	$path =~ s/\.map$//;
1788		1948
1789	# map plan:	1949	# map plan:
1790	#	1950	#
…		…
1805	$base =~ s{[^/]+/?$}{};	1965	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	1966	$path = "$base/$path";
1807	}	1967	}
1808		1968
1809	for ($path) {	1969	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	1970	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	1971	redo if s{/[^/]+/\.\./}{/};
1813	}	1972	}
1814		1973
1815	$path	1974	$path
…		…
1829	$self->init; # pass $1 etc.	1988	$self->init; # pass $1 etc.
1830	return $self;	1989	return $self;
1831	}	1990	}
1832	}	1991	}
1833		1992
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	1993	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	1994	()
1836	}	1995	}
1837		1996
1838	sub init {	1997	sub init {
1839	my ($self) = @_;	1998	my ($self) = @_;
…		…
1961	}	2120	}
1962		2121
1963	sub find;	2122	sub find;
1964	sub find {	2123	sub find {
1965	my ($path, $origin) = @_;	2124	my ($path, $origin) = @_;
		2125
		2126	cf::cede_to_tick;
1966		2127
1967	$path = normalise $path, $origin && $origin->path;	2128	$path = normalise $path, $origin && $origin->path;
1968		2129
1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2130	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1970	my $guard2 = cf::lock_acquire "map_find:$path";	2131	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1989		2150
1990	$cf::MAP{$path} = $map	2151	$cf::MAP{$path} = $map
1991	}	2152	}
1992	}	2153	}
1993		2154
1994	sub pre_load { }	2155	sub pre_load { }
1995	sub post_load { }	2156	#sub post_load { } # XS
1996		2157
1997	sub load {	2158	sub load {
1998	my ($self) = @_;	2159	my ($self) = @_;
1999		2160
2000	local $self->{deny_reset} = 1; # loading can take a long time	2161	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2055		2216
2056	$self->in_memory (cf::MAP_ACTIVE);	2217	$self->in_memory (cf::MAP_ACTIVE);
2057	}	2218	}
2058		2219
2059	$self->post_load;	2220	$self->post_load;
2060	}
2061		2221
		2222	1
		2223	}
		2224
		2225	# customize the map for a given player, i.e.
		2226	# return the _real_ map. used by e.g. per-player
		2227	# maps to change the path to ~playername/mappath
2062	sub customise_for {	2228	sub customise_for {
2063	my ($self, $ob) = @_;	2229	my ($self, $ob) = @_;
2064		2230
2065	return find "~" . $ob->name . "/" . $self->{path}	2231	return find "~" . $ob->name . "/" . $self->{path}
2066	if $self->per_player;	2232	if $self->per_player;
…		…
2082	or next;	2248	or next;
2083	$neigh = find $neigh, $map	2249	$neigh = find $neigh, $map
2084	or next;	2250	or next;
2085	$neigh->load;	2251	$neigh->load;
2086		2252
		2253	# now find the diagonal neighbours
2087	push @neigh,	2254	push @neigh,
2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2255	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2256	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2090	}	2257	}
2091		2258
…		…
2098	}	2265	}
2099		2266
2100	sub find_sync {	2267	sub find_sync {
2101	my ($path, $origin) = @_;	2268	my ($path, $origin) = @_;
2102		2269
2103	cf::sync_job { find $path, $origin }	2270	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2271	if $Coro::current == $Coro::main;
		2272
		2273	find $path, $origin
2104	}	2274	}
2105		2275
2106	sub do_load_sync {	2276	sub do_load_sync {
2107	my ($map) = @_;	2277	my ($map) = @_;
2108		2278
2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2279	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2110	if $Coro::current == $Coro::main;	2280	if $Coro::current == $Coro::main;
2111		2281
2112	cf::sync_job { $map->load };	2282	$map->load;
2113	}	2283	}
2114		2284
2115	our %MAP_PREFETCH;	2285	our %MAP_PREFETCH;
2116	our $MAP_PREFETCHER = undef;	2286	our $MAP_PREFETCHER = undef;
2117		2287
…		…
2143	$MAP_PREFETCHER->prio (6);	2313	$MAP_PREFETCHER->prio (6);
2144		2314
2145	()	2315	()
2146	}	2316	}
2147		2317
		2318	# common code, used by both ->save and ->swapout
2148	sub save {	2319	sub _save {
2149	my ($self) = @_;	2320	my ($self) = @_;
2150
2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
2152		2321
2153	$self->{last_save} = $cf::RUNTIME;	2322	$self->{last_save} = $cf::RUNTIME;
2154		2323
2155	return unless $self->dirty;	2324	return unless $self->dirty;
2156		2325
…		…
2176	} else {	2345	} else {
2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2346	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2178	}	2347	}
2179	}	2348	}
2180		2349
		2350	sub save {
		2351	my ($self) = @_;
		2352
		2353	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2354
		2355	$self->_save;
		2356	}
		2357
2181	sub swap_out {	2358	sub swap_out {
2182	my ($self) = @_;	2359	my ($self) = @_;
2183		2360
2184	# save first because save cedes
2185	$self->save;
2186
2187	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2188		2362
2189	return if $self->players;
2190	return if $self->in_memory != cf::MAP_ACTIVE;	2363	return if $self->in_memory != cf::MAP_ACTIVE;
2191	return if $self->{deny_save};	2364	return if $self->{deny_save};
		2365	return if $self->players;
2192		2366
		2367	# first deactivate the map and "unlink" it from the core
		2368	$self->deactivate;
		2369	$_->clear_links_to ($self) for values %cf::MAP;
2193	$self->in_memory (cf::MAP_SWAPPED);	2370	$self->in_memory (cf::MAP_SWAPPED);
		2371
		2372	# then atomically save
		2373	$self->_save;
		2374
		2375	# then free the map
		2376	$self->clear;
		2377	}
		2378
		2379	sub reset_at {
		2380	my ($self) = @_;
		2381
		2382	# TODO: safety, remove and allow resettable per-player maps
		2383	return 1e99 if $self->{deny_reset};
		2384
		2385	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2386	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2387
		2388	$time + $to
		2389	}
		2390
		2391	sub should_reset {
		2392	my ($self) = @_;
		2393
		2394	$self->reset_at <= $cf::RUNTIME
		2395	}
		2396
		2397	sub reset {
		2398	my ($self) = @_;
		2399
		2400	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2401
		2402	return if $self->players;
		2403
		2404	cf::trace "resetting map ", $self->path, "\n";
		2405
		2406	$self->in_memory (cf::MAP_SWAPPED);
		2407
		2408	# need to save uniques path
		2409	unless ($self->{deny_save}) {
		2410	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2411
		2412	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2413	if $uniq;
		2414	}
		2415
		2416	delete $cf::MAP{$self->path};
2194		2417
2195	$self->deactivate;	2418	$self->deactivate;
2196	$_->clear_links_to ($self) for values %cf::MAP;	2419	$_->clear_links_to ($self) for values %cf::MAP;
2197	$self->clear;	2420	$self->clear;
2198	}
2199
2200	sub reset_at {
2201	my ($self) = @_;
2202
2203	# TODO: safety, remove and allow resettable per-player maps
2204	return 1e99 if $self->{deny_reset};
2205
2206	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2207	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2208
2209	$time + $to
2210	}
2211
2212	sub should_reset {
2213	my ($self) = @_;
2214
2215	$self->reset_at <= $cf::RUNTIME
2216	}
2217
2218	sub reset {
2219	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222
2223	return if $self->players;
2224
2225	warn "resetting map ", $self->path;
2226
2227	$self->in_memory (cf::MAP_SWAPPED);
2228
2229	# need to save uniques path
2230	unless ($self->{deny_save}) {
2231	my $uniq = $self->uniq_path; utf8::encode $uniq;
2232
2233	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2234	if $uniq;
2235	}
2236
2237	delete $cf::MAP{$self->path};
2238
2239	$self->deactivate;
2240	$_->clear_links_to ($self) for values %cf::MAP;
2241	$self->clear;
2242		2421
2243	$self->unlink_save;	2422	$self->unlink_save;
2244	$self->destroy;	2423	$self->destroy;
2245	}	2424	}
2246		2425
…		…
2254		2433
2255	delete $cf::MAP{$self->path};	2434	delete $cf::MAP{$self->path};
2256		2435
2257	$self->unlink_save;	2436	$self->unlink_save;
2258		2437
2259	bless $self, "cf::map";	2438	bless $self, "cf::map::wrap";
2260	delete $self->{deny_reset};	2439	delete $self->{deny_reset};
2261	$self->{deny_save} = 1;	2440	$self->{deny_save} = 1;
2262	$self->reset_timeout (1);	2441	$self->reset_timeout (1);
2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2442	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2264		2443
…		…
2321	: normalise $_	2500	: normalise $_
2322	} @{ aio_readdir $UNIQUEDIR or [] }	2501	} @{ aio_readdir $UNIQUEDIR or [] }
2323	]	2502	]
2324	}	2503	}
2325		2504
		2505	=item cf::map::static_maps
		2506
		2507	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2508	file in the shared directory excluding F</styles> and F</editor>). May
		2509	block.
		2510
		2511	=cut
		2512
		2513	sub static_maps() {
		2514	my @dirs = "";
		2515	my @maps;
		2516
		2517	while (@dirs) {
		2518	my $dir = shift @dirs;
		2519
		2520	next if $dir eq "/styles" || $dir eq "/editor";
		2521
		2522	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2523	or return;
		2524
		2525	for (@$files) {
		2526	s/\.map$// or next;
		2527	utf8::decode $_;
		2528	push @maps, "$dir/$_";
		2529	}
		2530
		2531	push @dirs, map "$dir/$_", @$dirs;
		2532	}
		2533
		2534	\@maps
		2535	}
		2536
2326	=back	2537	=back
2327		2538
2328	=head3 cf::object	2539	=head3 cf::object
2329		2540
2330	=cut	2541	=cut
…		…
2462		2673
2463	Freezes the player and moves him/her to a special map (C<{link}>).	2674	Freezes the player and moves him/her to a special map (C<{link}>).
2464		2675
2465	The player should be reasonably safe there for short amounts of time (e.g.	2676	The player should be reasonably safe there for short amounts of time (e.g.
2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2677	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2467	though, as the palyer cannot control the character while it is on the link	2678	though, as the player cannot control the character while it is on the link
2468	map.	2679	map.
2469		2680
2470	Will never block.	2681	Will never block.
2471		2682
2472	=item $player_object->leave_link ($map, $x, $y)	2683	=item $player_object->leave_link ($map, $x, $y)
…		…
2493	sub cf::object::player::enter_link {	2704	sub cf::object::player::enter_link {
2494	my ($self) = @_;	2705	my ($self) = @_;
2495		2706
2496	$self->deactivate_recursive;	2707	$self->deactivate_recursive;
2497		2708
		2709	++$self->{_link_recursion};
		2710
2498	return if UNIVERSAL::isa $self->map, "ext::map_link";	2711	return if UNIVERSAL::isa $self->map, "ext::map_link";
2499		2712
2500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2713	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2501	if $self->map && $self->map->{path} ne "{link}";	2714	if $self->map && $self->map->{path} ne "{link}";
2502		2715
2503	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2716	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2504	}	2717	}
2505		2718
2506	sub cf::object::player::leave_link {	2719	sub cf::object::player::leave_link {
2507	my ($self, $map, $x, $y) = @_;	2720	my ($self, $map, $x, $y) = @_;
2508		2721
…		…
2525	($x, $y) = (-1, -1)	2738	($x, $y) = (-1, -1)
2526	unless (defined $x) && (defined $y);	2739	unless (defined $x) && (defined $y);
2527		2740
2528	# use -1 or undef as default coordinates, not 0, 0	2741	# use -1 or undef as default coordinates, not 0, 0
2529	($x, $y) = ($map->enter_x, $map->enter_y)	2742	($x, $y) = ($map->enter_x, $map->enter_y)
2530	if $x <=0 && $y <= 0;	2743	if $x <= 0 && $y <= 0;
2531		2744
2532	$map->load;	2745	$map->load;
2533	$map->load_neighbours;	2746	$map->load_neighbours;
2534		2747
2535	return unless $self->contr->active;	2748	return unless $self->contr->active;
2536		2749
2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2750	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2538	$self->enter_map ($map, $x, $y);	2751	if ($self->enter_map ($map, $x, $y)) {
2539		2752	# entering was successful
		2753	delete $self->{_link_recursion};
2540	# only activate afterwards, to support waiting in hooks	2754	# only activate afterwards, to support waiting in hooks
2541	$self->activate_recursive;	2755	$self->activate_recursive;
2542	}	2756	}
2543		2757
		2758	}
		2759
2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2760	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2545		2761
2546	Moves the player to the given map-path and coordinates by first freezing	2762	Moves the player to the given map-path and coordinates by first freezing
2547	her, loading and preparing them map, calling the provided $check callback	2763	her, loading and preparing them map, calling the provided $check callback
2548	that has to return the map if sucecssful, and then unfreezes the player on	2764	that has to return the map if sucecssful, and then unfreezes the player on
2549	the new (success) or old (failed) map position. In either case, $done will	2765	the new (success) or old (failed) map position. In either case, $done will
…		…
2556		2772
2557	our $GOTOGEN;	2773	our $GOTOGEN;
2558		2774
2559	sub cf::object::player::goto {	2775	sub cf::object::player::goto {
2560	my ($self, $path, $x, $y, $check, $done) = @_;	2776	my ($self, $path, $x, $y, $check, $done) = @_;
		2777
		2778	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2779	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2780	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2781	($path, $x, $y) = @$EMERGENCY_POSITION;
		2782	}
2561		2783
2562	# do generation counting so two concurrent goto's will be executed in-order	2784	# do generation counting so two concurrent goto's will be executed in-order
2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2785	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2564		2786
2565	$self->enter_link;	2787	$self->enter_link;
…		…
2589	my $map = eval {	2811	my $map = eval {
2590	my $map = defined $path ? cf::map::find $path : undef;	2812	my $map = defined $path ? cf::map::find $path : undef;
2591		2813
2592	if ($map) {	2814	if ($map) {
2593	$map = $map->customise_for ($self);	2815	$map = $map->customise_for ($self);
2594	$map = $check->($map) if $check && $map;	2816	$map = $check->($map, $x, $y, $self) if $check && $map;
2595	} else {	2817	} else {
2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2818	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2597	}	2819	}
2598		2820
2599	$map	2821	$map
…		…
2607	if ($gen == $self->{_goto_generation}) {	2829	if ($gen == $self->{_goto_generation}) {
2608	delete $self->{_goto_generation};	2830	delete $self->{_goto_generation};
2609	$self->leave_link ($map, $x, $y);	2831	$self->leave_link ($map, $x, $y);
2610	}	2832	}
2611		2833
2612	$done->() if $done;	2834	$done->($self) if $done;
2613	})->prio (1);	2835	})->prio (1);
2614	}	2836	}
2615		2837
2616	=item $player_object->enter_exit ($exit_object)	2838	=item $player_object->enter_exit ($exit_object)
2617		2839
…		…
2710	$self->message ("Something went wrong deep within the deliantra server. "	2932	$self->message ("Something went wrong deep within the deliantra server. "
2711	. "I'll try to bring you back to the map you were before. "	2933	. "I'll try to bring you back to the map you were before. "
2712	. "Please report this to the dungeon master!",	2934	. "Please report this to the dungeon master!",
2713	cf::NDI_UNIQUE | cf::NDI_RED);	2935	cf::NDI_UNIQUE | cf::NDI_RED);
2714		2936
2715	warn "ERROR in enter_exit: $@";	2937	error "ERROR in enter_exit: $@";
2716	$self->leave_link;	2938	$self->leave_link;
2717	}	2939	}
2718	})->prio (1);	2940	})->prio (1);
2719	}	2941	}
2720		2942
…		…
2732	sub cf::client::send_drawinfo {	2954	sub cf::client::send_drawinfo {
2733	my ($self, $text, $flags) = @_;	2955	my ($self, $text, $flags) = @_;
2734		2956
2735	utf8::encode $text;	2957	utf8::encode $text;
2736	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2958	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2959	}
		2960
		2961	=item $client->send_big_packet ($pkt)
		2962
		2963	Like C<send_packet>, but tries to compress large packets, and fragments
		2964	them as required.
		2965
		2966	=cut
		2967
		2968	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2969
		2970	sub cf::client::send_big_packet {
		2971	my ($self, $pkt) = @_;
		2972
		2973	# try lzf for large packets
		2974	$pkt = "lzf " . Compress::LZF::compress $pkt
		2975	if 1024 <= length $pkt and $self->{can_lzf};
		2976
		2977	# split very large packets
		2978	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2979	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2980	$pkt = "frag";
		2981	}
		2982
		2983	$self->send_packet ($pkt);
2737	}	2984	}
2738		2985
2739	=item $client->send_msg ($channel, $msg, $color, [extra...])	2986	=item $client->send_msg ($channel, $msg, $color, [extra...])
2740		2987
2741	Send a drawinfo or msg packet to the client, formatting the msg for the	2988	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2745		2992
2746	=cut	2993	=cut
2747		2994
2748	# non-persistent channels (usually the info channel)	2995	# non-persistent channels (usually the info channel)
2749	our %CHANNEL = (	2996	our %CHANNEL = (
		2997	"c/motd" => {
		2998	id => "infobox",
		2999	title => "MOTD",
		3000	reply => undef,
		3001	tooltip => "The message of the day",
		3002	},
2750	"c/identify" => {	3003	"c/identify" => {
2751	id => "infobox",	3004	id => "infobox",
2752	title => "Identify",	3005	title => "Identify",
2753	reply => undef,	3006	reply => undef,
2754	tooltip => "Items recently identified",	3007	tooltip => "Items recently identified",
…		…
2756	"c/examine" => {	3009	"c/examine" => {
2757	id => "infobox",	3010	id => "infobox",
2758	title => "Examine",	3011	title => "Examine",
2759	reply => undef,	3012	reply => undef,
2760	tooltip => "Signs and other items you examined",	3013	tooltip => "Signs and other items you examined",
		3014	},
		3015	"c/shopinfo" => {
		3016	id => "infobox",
		3017	title => "Shop Info",
		3018	reply => undef,
		3019	tooltip => "What your bargaining skill tells you about the shop",
2761	},	3020	},
2762	"c/book" => {	3021	"c/book" => {
2763	id => "infobox",	3022	id => "infobox",
2764	title => "Book",	3023	title => "Book",
2765	reply => undef,	3024	reply => undef,
…		…
2881	my $pkt = "msg "	3140	my $pkt = "msg "
2882	. $self->{json_coder}->encode (	3141	. $self->{json_coder}->encode (
2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3142	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2884	);	3143	);
2885		3144
2886	# try lzf for large packets
2887	$pkt = "lzf " . Compress::LZF::compress $pkt
2888	if 1024 <= length $pkt and $self->{can_lzf};
2889
2890	# split very large packets
2891	if (8192 < length $pkt and $self->{can_lzf}) {
2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2893	$pkt = "frag";
2894	}
2895
2896	$self->send_packet ($pkt);	3145	$self->send_big_packet ($pkt);
2897	}	3146	}
2898		3147
2899	=item $client->ext_msg ($type, @msg)	3148	=item $client->ext_msg ($type, @msg)
2900		3149
2901	Sends an ext event to the client.	3150	Sends an ext event to the client.
…		…
2904		3153
2905	sub cf::client::ext_msg($$@) {	3154	sub cf::client::ext_msg($$@) {
2906	my ($self, $type, @msg) = @_;	3155	my ($self, $type, @msg) = @_;
2907		3156
2908	if ($self->extcmd == 2) {	3157	if ($self->extcmd == 2) {
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3158	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2910	} elsif ($self->extcmd == 1) { # TODO: remove	3159	} elsif ($self->extcmd == 1) { # TODO: remove
2911	push @msg, msgtype => "event_$type";	3160	push @msg, msgtype => "event_$type";
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}	3162	}
2914	}	3163	}
2915		3164
2916	=item $client->ext_reply ($msgid, @msg)	3165	=item $client->ext_reply ($msgid, @msg)
2917		3166
…		…
2921		3170
2922	sub cf::client::ext_reply($$@) {	3171	sub cf::client::ext_reply($$@) {
2923	my ($self, $id, @msg) = @_;	3172	my ($self, $id, @msg) = @_;
2924		3173
2925	if ($self->extcmd == 2) {	3174	if ($self->extcmd == 2) {
2926	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3175	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2927	} elsif ($self->extcmd == 1) {	3176	} elsif ($self->extcmd == 1) {
2928	#TODO: version 1, remove	3177	#TODO: version 1, remove
2929	unshift @msg, msgtype => "reply", msgid => $id;	3178	unshift @msg, msgtype => "reply", msgid => $id;
2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2931	}	3180	}
2932	}	3181	}
2933		3182
2934	=item $success = $client->query ($flags, "text", \&cb)	3183	=item $success = $client->query ($flags, "text", \&cb)
2935		3184
…		…
3006		3255
3007	$ns->ext_reply ($reply, @reply)	3256	$ns->ext_reply ($reply, @reply)
3008	if $reply;	3257	if $reply;
3009		3258
3010	} else {	3259	} else {
3011	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3260	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3012	}	3261	}
3013		3262
3014	cf::override;	3263	cf::override;
3015	},	3264	},
3016	);	3265	);
…		…
3036		3285
3037	$coro	3286	$coro
3038	}	3287	}
3039		3288
3040	cf::client->attach (	3289	cf::client->attach (
3041	on_destroy => sub {	3290	on_client_destroy => sub {
3042	my ($ns) = @_;	3291	my ($ns) = @_;
3043		3292
3044	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3293	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3045	},	3294	},
3046	);	3295	);
…		…
3062	our $safe_hole = new Safe::Hole;	3311	our $safe_hole = new Safe::Hole;
3063		3312
3064	$SIG{FPE} = 'IGNORE';	3313	$SIG{FPE} = 'IGNORE';
3065		3314
3066	$safe->permit_only (Opcode::opset qw(	3315	$safe->permit_only (Opcode::opset qw(
3067	:base_core :base_mem :base_orig :base_math	3316	:base_core :base_mem :base_orig :base_math :base_loop
3068	grepstart grepwhile mapstart mapwhile	3317	grepstart grepwhile mapstart mapwhile
3069	sort time	3318	sort time
3070	));	3319	));
3071		3320
3072	# here we export the classes and methods available to script code	3321	# here we export the classes and methods available to script code
…		…
3097	decrease split destroy change_exp value msg lore send_msg)],	3346	decrease split destroy change_exp value msg lore send_msg)],
3098	["cf::object::player" => qw(player)],	3347	["cf::object::player" => qw(player)],
3099	["cf::player" => qw(peaceful send_msg)],	3348	["cf::player" => qw(peaceful send_msg)],
3100	["cf::map" => qw(trigger)],	3349	["cf::map" => qw(trigger)],
3101	) {	3350	) {
3102	no strict 'refs';
3103	my ($pkg, @funs) = @$_;	3351	my ($pkg, @funs) = @$_;
3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3352	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3105	for @funs;	3353	for @funs;
3106	}	3354	}
3107		3355
…		…
3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3372	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3125	$qcode =~ s/\n/\\n/g;	3373	$qcode =~ s/\n/\\n/g;
3126		3374
3127	%vars = (_dummy => 0) unless %vars;	3375	%vars = (_dummy => 0) unless %vars;
3128		3376
		3377	my @res;
3129	local $_;	3378	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3379
3132	my $eval =	3380	my $eval =
3133	"do {\n"	3381	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3382	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3383	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3384	. $code
3137	. "\n}"	3385	. "\n}"
3138	;	3386	;
3139		3387
		3388	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3389	sub_generation_inc;
		3390	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3391	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3392	sub_generation_inc;
		3393	} else {
		3394	local @cf::_safe_eval_args = values %vars;
		3395	@res = wantarray ? eval eval : scalar eval $eval;
		3396	}
3143		3397
3144	if ($@) {	3398	if ($@) {
3145	warn "$@";	3399	warn "$@",
3146	warn "while executing safe code '$code'\n";	3400	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3401	"with arguments " . (join " ", %vars) . "\n";
3148	}	3402	}
3149		3403
3150	wantarray ? @res : $res[0]	3404	wantarray ? @res : $res[0]
3151	}	3405	}
3152		3406
…		…
3166	=cut	3420	=cut
3167		3421
3168	sub register_script_function {	3422	sub register_script_function {
3169	my ($fun, $cb) = @_;	3423	my ($fun, $cb) = @_;
3170		3424
3171	no strict 'refs';	3425	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3426	*$fun = $safe_hole->wrap ($cb);
3173	}	3427	}
3174		3428
3175	=back	3429	=back
3176		3430
3177	=cut	3431	=cut
…		…
3186	# for this (global event?)	3440	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3441	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3442
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3443	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3444
3191	warn "loading facedata from $path\n";	3445	trace "loading facedata from $path\n";
3192		3446
3193	my $facedata;	3447	my $facedata = decode_storable load_file $path;
3194	0 < aio_load $path, $facedata
3195	or die "$path: $!";
3196
3197	$facedata = Coro::Storable::thaw $facedata;
3198		3448
3199	$facedata->{version} == 2	3449	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3450	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3451
3202	# patch in the exptable	3452	# patch in the exptable
		3453	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3454	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3455	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3456	data => $exp_table,
		3457	hash => (Digest::MD5::md5 $exp_table),
3206	};	3458	};
3207	cf::cede_to_tick;	3459	cf::cede_to_tick;
3208		3460
3209	{	3461	{
3210	my $faces = $facedata->{faceinfo};	3462	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3464	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3465	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3466
3215	cf::face::set_visibility $idx, $info->{visibility};	3467	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3468	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3469	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3470	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3471	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3219		3472
3220	cf::cede_to_tick;	3473	cf::cede_to_tick;
3221	}	3474	}
3222		3475
3223	while (my ($face, $info) = each %$faces) {	3476	while (my ($face, $info) = each %$faces) {
…		…
3228		3481
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3482	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3483	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3484	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3485	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3486	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3487	}
3235		3488
3236	cf::cede_to_tick;	3489	cf::cede_to_tick;
3237	}	3490	}
3238	}	3491	}
…		…
3247		3500
3248	cf::anim::invalidate_all; # d'oh	3501	cf::anim::invalidate_all; # d'oh
3249	}	3502	}
3250		3503
3251	{	3504	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3505	my $res = $facedata->{resource};
3255		3506
3256	while (my ($name, $info) = each %$res) {	3507	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3508	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3509	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3510
3261	if ($info->{type} & 1) {	3511	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3512	cf::face::set_type $idx, $info->{type};
3276	} else {	3513	} else {
3277	$RESOURCE{$name} = $info;	3514	$RESOURCE{$name} = $info; # unused
3278	}	3515	}
3279		3516
3280	cf::cede_to_tick;	3517	cf::cede_to_tick;
3281	}	3518	}
3282	}	3519	}
3283		3520
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3521	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3522
3286	1	3523	1
3287	}	3524	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3525
3309	register_exticmd fx_want => sub {	3526	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3527	my ($ns, $want) = @_;
3311		3528
3312	while (my ($k, $v) = each %$want) {	3529	while (my ($k, $v) = each %$want) {
…		…
3351	sub reload_treasures {	3568	sub reload_treasures {
3352	load_resource_file "$DATADIR/treasures"	3569	load_resource_file "$DATADIR/treasures"
3353	or die "unable to load treasurelists\n";	3570	or die "unable to load treasurelists\n";
3354	}	3571	}
3355		3572
		3573	sub reload_sound {
		3574	trace "loading sound config from $DATADIR/sound\n";
		3575
		3576	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3577
		3578	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3579	my $sound = $soundconf->{compat}[$_]
		3580	or next;
		3581
		3582	my $face = cf::face::find "sound/$sound->[1]";
		3583	cf::sound::set $sound->[0] => $face;
		3584	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3585	}
		3586
		3587	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3588	my $face = cf::face::find "sound/$v";
		3589	cf::sound::set $k => $face;
		3590	}
		3591	}
		3592
3356	sub reload_resources {	3593	sub reload_resources {
3357	warn "reloading resource files...\n";	3594	trace "reloading resource files...\n";
3358		3595
		3596	reload_exp_table;
		3597	reload_materials;
3359	reload_facedata;	3598	reload_facedata;
		3599	reload_sound;
3360	reload_archetypes;	3600	reload_archetypes;
3361	reload_regions;	3601	reload_regions;
3362	reload_treasures;	3602	reload_treasures;
3363		3603
3364	warn "finished reloading resource files\n";	3604	trace "finished reloading resource files\n";
3365	}	3605	}
3366		3606
3367	sub reload_config {	3607	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3608	trace "reloading config file...\n";
3369	or return;
3370		3609
3371	local $/;	3610	my $config = load_file "$CONFDIR/config";
3372	*CFG = YAML::Load <$fh>;	3611	utf8::decode $config;
		3612	*CFG = decode_yaml $config;
3373		3613
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3614	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3615
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3616	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3617	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3378		3618
3379	if (exists $CFG{mlockall}) {	3619	if (exists $CFG{mlockall}) {
…		…
3403	seek $fh, 0, 0;	3643	seek $fh, 0, 0;
3404	print $fh $$;	3644	print $fh $$;
3405	}	3645	}
3406		3646
3407	sub main_loop {	3647	sub main_loop {
3408	warn "EV::loop starting\n";	3648	trace "EV::loop starting\n";
3409	if (1) {	3649	if (1) {
3410	EV::loop;	3650	EV::loop;
3411	}	3651	}
3412	warn "EV::loop returned\n";	3652	trace "EV::loop returned\n";
3413	goto &main_loop unless $REALLY_UNLOOP;	3653	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3654	}
3415		3655
3416	sub main {	3656	sub main {
3417	cf::init_globals; # initialise logging	3657	cf::init_globals; # initialise logging
3418		3658
3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3659	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3660	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3661	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3662	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3423
3424	cf::init_experience;
3425	cf::init_anim;
3426	cf::init_attackmess;
3427	cf::init_dynamic;
3428		3663
3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3664	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3430		3665
3431	# we must not ever block the main coroutine	3666	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3667	local $Coro::idle = sub {
…		…
3438	};	3673	};
3439		3674
3440	evthread_start IO::AIO::poll_fileno;	3675	evthread_start IO::AIO::poll_fileno;
3441		3676
3442	cf::sync_job {	3677	cf::sync_job {
		3678	cf::incloader::init ();
		3679
		3680	cf::init_anim;
		3681	cf::init_attackmess;
		3682	cf::init_dynamic;
		3683
		3684	cf::load_settings;
		3685
3443	reload_resources;	3686	reload_resources;
3444	reload_config;	3687	reload_config;
3445	db_init;	3688	db_init;
3446		3689
3447	cf::load_settings;
3448	cf::load_materials;
3449	cf::init_uuid;	3690	cf::init_uuid;
3450	cf::init_signals;	3691	cf::init_signals;
3451	cf::init_commands;
3452	cf::init_skills;	3692	cf::init_skills;
3453		3693
3454	cf::init_beforeplay;	3694	cf::init_beforeplay;
3455		3695
3456	atomic;	3696	atomic;
…		…
3461		3701
3462	# no (long-running) fork's whatsoever before this point(!)	3702	# no (long-running) fork's whatsoever before this point(!)
3463	use POSIX ();	3703	use POSIX ();
3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3704	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3465		3705
3466	(pop @POST_INIT)->(0) while @POST_INIT;	3706	cf::_post_init 0;
3467	};	3707	};
3468		3708
		3709	cf::object::thawer::errors_are_fatal 0;
		3710	info "parse errors in files are no longer fatal from this point on.\n";
		3711
		3712	my $free_main; $free_main = EV::idle sub {
		3713	undef $free_main;
		3714	undef &main; # free gobs of memory :)
		3715	};
		3716
3469	main_loop;	3717	goto &main_loop;
3470	}	3718	}
3471		3719
3472	#############################################################################	3720	#############################################################################
3473	# initialisation and cleanup	3721	# initialisation and cleanup
3474		3722
3475	# install some emergency cleanup handlers	3723	# install some emergency cleanup handlers
3476	BEGIN {	3724	BEGIN {
3477	our %SIGWATCHER = ();	3725	our %SIGWATCHER = ();
3478	for my $signal (qw(INT HUP TERM)) {	3726	for my $signal (qw(INT HUP TERM)) {
3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3727	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3480	cf::cleanup "SIG$signal";	3728	cf::cleanup "SIG$signal";
3481	};	3729	};
3482	}	3730	}
3483	}	3731	}
3484		3732
3485	sub write_runtime_sync {	3733	sub write_runtime_sync {
		3734	my $t0 = AE::time;
		3735
3486	# first touch the runtime file to show we are still running:	3736	# first touch the runtime file to show we are still running:
3487	# the fsync below can take a very very long time.	3737	# the fsync below can take a very very long time.
3488		3738
3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3739	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3490		3740
3491	my $guard = cf::lock_acquire "write_runtime";	3741	my $guard = cf::lock_acquire "write_runtime";
3492		3742
3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3743	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3494	or return;	3744	or return;
3495		3745
3496	my $value = $cf::RUNTIME + 90 + 10;	3746	my $value = $cf::RUNTIME + 90 + 10;
3497	# 10 is the runtime save interval, for a monotonic clock	3747	# 10 is the runtime save interval, for a monotonic clock
3498	# 60 allows for the watchdog to kill the server.	3748	# 60 allows for the watchdog to kill the server.
…		…
3511	or return;	3761	or return;
3512		3762
3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3763	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3514	and return;	3764	and return;
3515		3765
3516	warn "runtime file written.\n";	3766	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3517		3767
3518	1	3768	1
3519	}	3769	}
3520		3770
3521	our $uuid_lock;	3771	our $uuid_lock;
…		…
3533	or return;	3783	or return;
3534		3784
3535	my $value = uuid_seq uuid_cur;	3785	my $value = uuid_seq uuid_cur;
3536		3786
3537	unless ($value) {	3787	unless ($value) {
3538	warn "cowardly refusing to write zero uuid value!\n";	3788	info "cowardly refusing to write zero uuid value!\n";
3539	return;	3789	return;
3540	}	3790	}
3541		3791
3542	my $value = uuid_str $value + $uuid_skip;	3792	my $value = uuid_str $value + $uuid_skip;
3543	$uuid_skip = 0;	3793	$uuid_skip = 0;
…		…
3553	or return;	3803	or return;
3554		3804
3555	aio_rename "$uuid~", $uuid	3805	aio_rename "$uuid~", $uuid
3556	and return;	3806	and return;
3557		3807
3558	warn "uuid file written ($value).\n";	3808	trace "uuid file written ($value).\n";
3559		3809
3560	1	3810	1
3561		3811
3562	}	3812	}
3563		3813
…		…
3569	}	3819	}
3570		3820
3571	sub emergency_save() {	3821	sub emergency_save() {
3572	my $freeze_guard = cf::freeze_mainloop;	3822	my $freeze_guard = cf::freeze_mainloop;
3573		3823
3574	warn "emergency_perl_save: enter\n";	3824	info "emergency_perl_save: enter\n";
		3825
		3826	# this is a trade-off: we want to be very quick here, so
		3827	# save all maps without fsync, and later call a global sync
		3828	# (which in turn might be very very slow)
		3829	local $USE_FSYNC = 0;
3575		3830
3576	cf::sync_job {	3831	cf::sync_job {
3577	# this is a trade-off: we want to be very quick here, so	3832	cf::write_runtime_sync; # external watchdog should not bark
3578	# save all maps without fsync, and later call a global sync
3579	# (which in turn might be very very slow)
3580	local $USE_FSYNC = 0;
3581		3833
3582	# use a peculiar iteration method to avoid tripping on perl	3834	# use a peculiar iteration method to avoid tripping on perl
3583	# refcount bugs in for. also avoids problems with players	3835	# refcount bugs in for. also avoids problems with players
3584	# and maps saved/destroyed asynchronously.	3836	# and maps saved/destroyed asynchronously.
3585	warn "emergency_perl_save: begin player save\n";	3837	info "emergency_perl_save: begin player save\n";
3586	for my $login (keys %cf::PLAYER) {	3838	for my $login (keys %cf::PLAYER) {
3587	my $pl = $cf::PLAYER{$login} or next;	3839	my $pl = $cf::PLAYER{$login} or next;
3588	$pl->valid or next;	3840	$pl->valid or next;
3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3841	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3590	$pl->save;	3842	$pl->save;
3591	}	3843	}
3592	warn "emergency_perl_save: end player save\n";	3844	info "emergency_perl_save: end player save\n";
3593		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
3594	warn "emergency_perl_save: begin map save\n";	3848	info "emergency_perl_save: begin map save\n";
3595	for my $path (keys %cf::MAP) {	3849	for my $path (keys %cf::MAP) {
3596	my $map = $cf::MAP{$path} or next;	3850	my $map = $cf::MAP{$path} or next;
3597	$map->valid or next;	3851	$map->valid or next;
3598	$map->save;	3852	$map->save;
3599	}	3853	}
3600	warn "emergency_perl_save: end map save\n";	3854	info "emergency_perl_save: end map save\n";
3601		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
3602	warn "emergency_perl_save: begin database checkpoint\n";	3858	info "emergency_perl_save: begin database checkpoint\n";
3603	BDB::db_env_txn_checkpoint $DB_ENV;	3859	BDB::db_env_txn_checkpoint $DB_ENV;
3604	warn "emergency_perl_save: end database checkpoint\n";	3860	info "emergency_perl_save: end database checkpoint\n";
3605		3861
3606	warn "emergency_perl_save: begin write uuid\n";	3862	info "emergency_perl_save: begin write uuid\n";
3607	write_uuid_sync 1;	3863	write_uuid_sync 1;
3608	warn "emergency_perl_save: end write uuid\n";	3864	info "emergency_perl_save: end write uuid\n";
		3865
		3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	trace "emergency_perl_save: syncing database to disk";
		3869	BDB::db_env_txn_checkpoint $DB_ENV;
		3870
		3871	info "emergency_perl_save: starting sync\n";
		3872	IO::AIO::aio_sync sub {
		3873	info "emergency_perl_save: finished sync\n";
		3874	};
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: flushing outstanding aio requests";
		3879	while (IO::AIO::nreqs || BDB::nreqs) {
		3880	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3881	}
		3882
		3883	cf::write_runtime_sync; # external watchdog should not bark
3609	};	3884	};
3610		3885
3611	warn "emergency_perl_save: starting sync()\n";
3612	IO::AIO::aio_sync sub {
3613	warn "emergency_perl_save: finished sync()\n";
3614	};
3615
3616	warn "emergency_perl_save: leave\n";	3886	info "emergency_perl_save: leave\n";
3617	}	3887	}
3618		3888
3619	sub post_cleanup {	3889	sub post_cleanup {
3620	my ($make_core) = @_;	3890	my ($make_core) = @_;
3621		3891
		3892	IO::AIO::flush;
		3893
3622	warn Carp::longmess "post_cleanup backtrace"	3894	error Carp::longmess "post_cleanup backtrace"
3623	if $make_core;	3895	if $make_core;
3624		3896
3625	my $fh = pidfile;	3897	my $fh = pidfile;
3626	unlink $PIDFILE if <$fh> == $$;	3898	unlink $PIDFILE if <$fh> == $$;
3627	}	3899	}
…		…
3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3919	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3648	for my $name (keys %$leaf_symtab) {	3920	for my $name (keys %$leaf_symtab) {
3649	_gv_clear *{"$pkg$name"};	3921	_gv_clear *{"$pkg$name"};
3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3922	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3651	}	3923	}
3652	warn "cleared package $pkg\n";#d#
3653	}	3924	}
3654		3925
3655	sub do_reload_perl() {	3926	sub do_reload_perl() {
3656	# can/must only be called in main	3927	# can/must only be called in main
3657	if ($Coro::current != $Coro::main) {	3928	unless (in_main) {
3658	warn "can only reload from main coroutine";	3929	error "can only reload from main coroutine";
3659	return;	3930	return;
3660	}	3931	}
3661		3932
3662	return if $RELOAD++;	3933	return if $RELOAD++;
3663		3934
3664	my $t1 = EV::time;	3935	my $t1 = AE::time;
3665		3936
3666	while ($RELOAD) {	3937	while ($RELOAD) {
3667	warn "reloading...";	3938	cf::get_slot 0.1, -1, "reload_perl";
		3939	info "perl_reload: reloading...";
3668		3940
3669	warn "entering sync_job";	3941	trace "perl_reload: entering sync_job";
3670		3942
3671	cf::sync_job {	3943	cf::sync_job {
3672	cf::write_runtime_sync; # external watchdog should not bark
3673	cf::emergency_save;	3944	#cf::emergency_save;
3674	cf::write_runtime_sync; # external watchdog should not bark
3675		3945
3676	warn "syncing database to disk";
3677	BDB::db_env_txn_checkpoint $DB_ENV;
3678
3679	# if anything goes wrong in here, we should simply crash as we already saved
3680
3681	warn "flushing outstanding aio requests";
3682	while (IO::AIO::nreqs || BDB::nreqs) {
3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3684	}
3685
3686	warn "cancelling all extension coros";	3946	trace "perl_reload: cancelling all extension coros";
3687	$_->cancel for values %EXT_CORO;	3947	$_->cancel for values %EXT_CORO;
3688	%EXT_CORO = ();	3948	%EXT_CORO = ();
3689		3949
3690	warn "removing commands";	3950	trace "perl_reload: removing commands";
3691	%COMMAND = ();	3951	%COMMAND = ();
3692		3952
3693	warn "removing ext/exti commands";	3953	trace "perl_reload: removing ext/exti commands";
3694	%EXTCMD = ();	3954	%EXTCMD = ();
3695	%EXTICMD = ();	3955	%EXTICMD = ();
3696		3956
3697	warn "unloading/nuking all extensions";	3957	trace "perl_reload: unloading/nuking all extensions";
3698	for my $pkg (@EXTS) {	3958	for my $pkg (@EXTS) {
3699	warn "... unloading $pkg";	3959	trace "... unloading $pkg";
3700		3960
3701	if (my $cb = $pkg->can ("unload")) {	3961	if (my $cb = $pkg->can ("unload")) {
3702	eval {	3962	eval {
3703	$cb->($pkg);	3963	$cb->($pkg);
3704	1	3964	1
3705	} or warn "$pkg unloaded, but with errors: $@";	3965	} or error "$pkg unloaded, but with errors: $@";
3706	}	3966	}
3707		3967
3708	warn "... clearing $pkg";	3968	trace "... clearing $pkg";
3709	clear_package $pkg;	3969	clear_package $pkg;
3710	}	3970	}
3711		3971
3712	warn "unloading all perl modules loaded from $LIBDIR";	3972	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3713	while (my ($k, $v) = each %INC) {	3973	while (my ($k, $v) = each %INC) {
3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3974	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3715		3975
3716	warn "... unloading $k";	3976	trace "... unloading $k";
3717	delete $INC{$k};	3977	delete $INC{$k};
3718		3978
3719	$k =~ s/\.pm$//;	3979	$k =~ s/\.pm$//;
3720	$k =~ s/\//::/g;	3980	$k =~ s/\//::/g;
3721		3981
…		…
3724	}	3984	}
3725		3985
3726	clear_package $k;	3986	clear_package $k;
3727	}	3987	}
3728		3988
3729	warn "getting rid of safe::, as good as possible";	3989	trace "perl_reload: getting rid of safe::, as good as possible";
3730	clear_package "safe::$_"	3990	clear_package "safe::$_"
3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3991	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3732		3992
3733	warn "unloading cf.pm \"a bit\"";	3993	trace "perl_reload: unloading cf.pm \"a bit\"";
3734	delete $INC{"cf.pm"};	3994	delete $INC{"cf.pm"};
3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3995	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3736		3996
3737	# don't, removes xs symbols, too,	3997	# don't, removes xs symbols, too,
3738	# and global variables created in xs	3998	# and global variables created in xs
3739	#clear_package __PACKAGE__;	3999	#clear_package __PACKAGE__;
3740		4000
3741	warn "unload completed, starting to reload now";	4001	info "perl_reload: unload completed, starting to reload now";
3742		4002
3743	warn "reloading cf.pm";	4003	trace "perl_reload: reloading cf.pm";
3744	require cf;	4004	require cf;
3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4005	cf::_connect_to_perl_1;
3746		4006
3747	warn "loading config and database again";	4007	trace "perl_reload: loading config and database again";
3748	cf::reload_config;	4008	cf::reload_config;
3749		4009
3750	warn "loading extensions";	4010	trace "perl_reload: loading extensions";
3751	cf::load_extensions;	4011	cf::load_extensions;
3752		4012
3753	if ($REATTACH_ON_RELOAD) {	4013	if ($REATTACH_ON_RELOAD) {
3754	warn "reattaching attachments to objects/players";	4014	trace "perl_reload: reattaching attachments to objects/players";
3755	_global_reattach; # objects, sockets	4015	_global_reattach; # objects, sockets
3756	warn "reattaching attachments to maps";	4016	trace "perl_reload: reattaching attachments to maps";
3757	reattach $_ for values %MAP;	4017	reattach $_ for values %MAP;
3758	warn "reattaching attachments to players";	4018	trace "perl_reload: reattaching attachments to players";
3759	reattach $_ for values %PLAYER;	4019	reattach $_ for values %PLAYER;
3760	}	4020	}
3761		4021
3762	warn "running post_init jobs";	4022	cf::_post_init 1;
3763	(pop @POST_INIT)->(1) while @POST_INIT;
3764		4023
3765	warn "leaving sync_job";	4024	trace "perl_reload: leaving sync_job";
3766		4025
3767	1	4026	1
3768	} or do {	4027	} or do {
3769	warn $@;	4028	error $@;
3770	cf::cleanup "error while reloading, exiting.";	4029	cf::cleanup "perl_reload: error, exiting.";
3771	};	4030	};
3772		4031
3773	warn "reloaded";
3774	--$RELOAD;	4032	--$RELOAD;
3775	}	4033	}
3776		4034
3777	$t1 = EV::time - $t1;	4035	$t1 = AE::time - $t1;
3778	warn "reload completed in ${t1}s\n";	4036	info "perl_reload: completed in ${t1}s\n";
3779	};	4037	};
3780		4038
3781	our $RELOAD_WATCHER; # used only during reload	4039	our $RELOAD_WATCHER; # used only during reload
3782		4040
3783	sub reload_perl() {	4041	sub reload_perl() {
…		…
3785	# coro crashes during coro_state_free->destroy here.	4043	# coro crashes during coro_state_free->destroy here.
3786		4044
3787	$RELOAD_WATCHER ||= cf::async {	4045	$RELOAD_WATCHER ||= cf::async {
3788	Coro::AIO::aio_wait cache_extensions;	4046	Coro::AIO::aio_wait cache_extensions;
3789		4047
3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4048	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3791	do_reload_perl;	4049	do_reload_perl;
3792	undef $RELOAD_WATCHER;	4050	undef $RELOAD_WATCHER;
3793	};	4051	};
3794	};	4052	};
3795	}	4053	}
…		…
3804	reload_perl;	4062	reload_perl;
3805	};	4063	};
3806	}	4064	}
3807	};	4065	};
3808		4066
3809	unshift @INC, $LIBDIR;	4067	#############################################################################
3810		4068
3811	my $bug_warning = 0;	4069	my $bug_warning = 0;
3812		4070
3813	our @WAIT_FOR_TICK;	4071	our @WAIT_FOR_TICK;
3814	our @WAIT_FOR_TICK_BEGIN;	4072	our @WAIT_FOR_TICK_BEGIN;
3815		4073
3816	sub wait_for_tick {	4074	sub wait_for_tick() {
3817	return if tick_inhibit || $Coro::current == $Coro::main;	4075	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3818		4076
3819	my $signal = new Coro::Signal;	4077	my $signal = new Coro::Signal;
3820	push @WAIT_FOR_TICK, $signal;	4078	push @WAIT_FOR_TICK, $signal;
3821	$signal->wait;	4079	$signal->wait;
3822	}	4080	}
3823		4081
3824	sub wait_for_tick_begin {	4082	sub wait_for_tick_begin() {
3825	return if tick_inhibit || $Coro::current == $Coro::main;	4083	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3826		4084
3827	my $signal = new Coro::Signal;	4085	my $signal = new Coro::Signal;
3828	push @WAIT_FOR_TICK_BEGIN, $signal;	4086	push @WAIT_FOR_TICK_BEGIN, $signal;
3829	$signal->wait;	4087	$signal->wait;
3830	}	4088	}
…		…
3836	return;	4094	return;
3837	}	4095	}
3838		4096
3839	cf::server_tick; # one server iteration	4097	cf::server_tick; # one server iteration
3840		4098
		4099	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4100
3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4102	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3843	Coro::async_pool {	4103	Coro::async_pool {
3844	$Coro::current->{desc} = "runtime saver";	4104	$Coro::current->{desc} = "runtime saver";
3845	write_runtime_sync	4105	write_runtime_sync
3846	or warn "ERROR: unable to write runtime file: $!";	4106	or error "ERROR: unable to write runtime file: $!";
3847	};	4107	};
3848	}	4108	}
3849		4109
3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4110	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3851	$sig->send;	4111	$sig->send;
…		…
3859		4119
3860	if (0) {	4120	if (0) {
3861	if ($NEXT_TICK) {	4121	if ($NEXT_TICK) {
3862	my $jitter = $TICK_START - $NEXT_TICK;	4122	my $jitter = $TICK_START - $NEXT_TICK;
3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4123	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3864	warn "jitter $JITTER\n";#d#	4124	debug "jitter $JITTER\n";#d#
3865	}	4125	}
3866	}	4126	}
3867	}	4127	}
3868		4128
3869	{	4129	{
3870	# configure BDB	4130	# configure BDB
3871		4131
3872	BDB::min_parallel 8;	4132	BDB::min_parallel 16;
3873	BDB::max_poll_reqs $TICK * 0.1;	4133	BDB::max_poll_reqs $TICK * 0.1;
3874	$AnyEvent::BDB::WATCHER->priority (1);	4134	$AnyEvent::BDB::WATCHER->priority (1);
3875		4135
3876	unless ($DB_ENV) {	4136	unless ($DB_ENV) {
3877	$DB_ENV = BDB::db_env_create;	4137	$DB_ENV = BDB::db_env_create;
…		…
3914	IO::AIO::min_parallel 8;	4174	IO::AIO::min_parallel 8;
3915	IO::AIO::max_poll_time $TICK * 0.1;	4175	IO::AIO::max_poll_time $TICK * 0.1;
3916	undef $AnyEvent::AIO::WATCHER;	4176	undef $AnyEvent::AIO::WATCHER;
3917	}	4177	}
3918		4178
3919	my $_log_backtrace;	4179	our $_log_backtrace;
		4180	our $_log_backtrace_last;
3920		4181
3921	sub _log_backtrace {	4182	sub _log_backtrace {
3922	my ($msg, @addr) = @_;	4183	my ($msg, @addr) = @_;
3923		4184
3924	$msg =~ s/\n//;	4185	$msg =~ s/\n$//;
3925		4186
		4187	if ($_log_backtrace_last eq $msg) {
		4188	LOG llevInfo, "[ABT] $msg\n";
		4189	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3926	# limit the # of concurrent backtraces	4190	# limit the # of concurrent backtraces
3927	if ($_log_backtrace < 2) {	4191	} elsif ($_log_backtrace < 2) {
		4192	$_log_backtrace_last = $msg;
3928	++$_log_backtrace;	4193	++$_log_backtrace;
3929	my $perl_bt = Carp::longmess $msg;	4194	my $perl_bt = Carp::longmess $msg;
3930	async {	4195	async {
3931	$Coro::current->{desc} = "abt $msg";	4196	$Coro::current->{desc} = "abt $msg";
3932		4197
…		…
3952	LOG llevInfo, "[ABT] $_\n" for @bt;	4217	LOG llevInfo, "[ABT] $_\n" for @bt;
3953	--$_log_backtrace;	4218	--$_log_backtrace;
3954	};	4219	};
3955	} else {	4220	} else {
3956	LOG llevInfo, "[ABT] $msg\n";	4221	LOG llevInfo, "[ABT] $msg\n";
3957	LOG llevInfo, "[ABT] [suppressed]\n";	4222	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3958	}	4223	}
3959	}	4224	}
3960		4225
3961	# load additional modules	4226	# load additional modules
3962	require "cf/$_.pm" for @EXTRA_MODULES;	4227	require "cf/$_.pm" for @EXTRA_MODULES;
		4228	cf::_connect_to_perl_2;
3963		4229
3964	END { cf::emergency_save }	4230	END { cf::emergency_save }
3965		4231
3966	1	4232	1
3967		4233

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