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Revision 1.480 by root, Thu Oct 8 05:09:43 2009 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	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
…		…
92	our @EVENT;	93	our @EVENT;
93	our @REFLECT; # set by XS	94	our @REFLECT; # set by XS
94	our %REFLECT; # set by us	95	our %REFLECT; # set by us
95		96
96	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
97	our $DATADIR = datadir;	99	our $DATADIR = datadir;
98	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
99	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
100	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
101	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
102	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
105	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
106	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
107	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
108	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
109		112
110	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;
111		120
112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
114	our $NEXT_TICK;	123	our $NEXT_TICK;
115	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
117	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
118	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
119	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
120	our $DB_ENV;	129	our $DB_ENV;
121		130
122	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
123		132
124	our %CFG;	133	our %CFG;
125		134
126	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
127	our $RUNTIME;	136	our $RUNTIME;
…		…
161		170
162	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
163		172
164	sub cf::map::normalise;	173	sub cf::map::normalise;
165		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
166	#############################################################################	179	#############################################################################
167		180
168	%REFLECT = ();	181	%REFLECT = ();
169	for (@REFLECT) {	182	for (@REFLECT) {
170	my $reflect = JSON::XS::decode_json $_;	183	my $reflect = JSON::XS::decode_json $_;
171	$REFLECT{$reflect->{class}} = $reflect;	184	$REFLECT{$reflect->{class}} = $reflect;
172	}	185	}
173		186
174	# this is decidedly evil	187	# this is decidedly evil
175	$REFLECT{object}{flags} = [grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"}];	188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
176		189
177	#############################################################################	190	#############################################################################
178		191
179	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
180		193
…		…
222	from wherever your confdir points to.	235	from wherever your confdir points to.
223		236
224	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
225		238
226	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
227	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
228	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.
229		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
230	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
231		249
232	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
233	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
234	that call.	252	that call.
235		253
236	=item %cf::REFLECT	254	=item %cf::REFLECT
237		255
…		…
241		259
242	=back	260	=back
243		261
244	=cut	262	=cut
245		263
		264	sub error(@) { LOG llevError, join "", @_ }
		265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
246	$Coro::State::WARNHOOK = sub {	270	$Coro::State::WARNHOOK = sub {
247	my $msg = join "", @_;	271	my $msg = join "", @_;
248		272
249	$msg .= "\n"	273	$msg .= "\n"
250	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
251		275
252	$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;
253		277
254	LOG llevError, $msg;	278	LOG llevWarn, $msg;
255	};	279	};
256		280
257	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
258	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
259		283
260	warn Carp::longmess $_[0];	284	error Carp::longmess $_[0];
261		285
262	if ($Coro::current == $Coro::main) {#d#	286	if (in_main) {#d#
263	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
264	return;#d#	288	return;#d#
265	}#d#	289	}#d#
266		290
267	# kill coroutine otherwise	291	# kill coroutine otherwise
268	Coro::terminate	292	Coro::terminate
…		…
288	)) {	312	)) {
289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
290	}	314	}
291		315
292	$EV::DIED = sub {	316	$EV::DIED = sub {
293	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
294	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
295		324
296	#############################################################################	325	#############################################################################
297		326
298	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
299		328
…		…
320	$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;
321	$d	350	$d
322	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
323	}	352	}
324		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
325	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
326		369
327	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
328		371
329	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
335	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
336		379
337	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
338	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
339		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
340	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
341		415
342	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,
343	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
344		418
345	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
346	is a reload or not.	420	is a reload or not.
347		421
348	=cut	422	=cut
349		423
350	sub post_init(&) {	424	sub post_init(&) {
351	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	}
352	}	443	}
353		444
354	=item cf::lock_wait $string	445	=item cf::lock_wait $string
355		446
356	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
395	}	486	}
396		487
397	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
398		489
399	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
400	get spread over timer.	491	get spread over time.
401		492
402	=cut	493	=cut
403		494
404	sub periodic($$) {	495	sub periodic($$) {
405	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
409	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
410	}	501	}
411		502
412	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
413		504
414	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
415	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
416	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.
417		512
418	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
419	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
420		515
421	Useful for short background jobs.	516	Useful for short background jobs.
422		517
423	=cut	518	=cut
424		519
425	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
426	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
427		523
428	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
429	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
430	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
431		527
432	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
433		530
434	while () {	531	while () {
435	next_job:	532	next_job:
		533
436	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
437	if ($avail > 0.01) {	535
438	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
439	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
440	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
441	$job->[2]->send;	540	$job->[2]->send;
442	Coro::cede;	541	Coro::cede;
443	goto next_job;	542	goto next_job;
444	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
445	}	545	}
446	}	546	}
447		547
448	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
449	# 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
450	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
451	$signal->wait;	551	$signal->wait;
452	} else {	552	} else {
		553	$busy = 0;
453	Coro::schedule;	554	Coro::schedule;
454	}	555	}
455	}	556	}
456	};	557	};
457		558
458	sub get_slot($;$$) {	559	sub get_slot($;$$) {
459	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
460		561
461	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
462		563
463	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
464	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
465		567
466	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
467	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
468	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
494	=cut	596	=cut
495		597
496	sub sync_job(&) {	598	sub sync_job(&) {
497	my ($job) = @_;	599	my ($job) = @_;
498		600
499	if ($Coro::current == $Coro::main) {	601	if (in_main) {
500	my $time = EV::time;	602	my $time = AE::time;
501		603
502	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
503	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
504		606
505	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
506		608
507	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
508		610
509	my $busy = 1;	611	my $busy = 1;
510	my @res;	612	my @res;
511		613
512	(async {	614	(async {
513	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
514	@res = eval { $job->() };	616	@res = eval { $job->() };
515	warn $@ if $@;	617	error $@ if $@;
516	undef $busy;	618	undef $busy;
517	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
518		620
519	while ($busy) {	621	while ($busy) {
520	if (Coro::nready) {	622	if (Coro::nready) {
…		…
522	} else {	624	} else {
523	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
524	}	626	}
525	}	627	}
526		628
527	my $time = EV::time - $time;	629	my $time = AE::time - $time;
528		630
529	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
530		632
531	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
532	} else {	634	} else {
…		…
554	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
555		657
556	$coro	658	$coro
557	}	659	}
558		660
559	=item fork_call { }, $args	661	=item fork_call { }, @args
560		662
561	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
562	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
563	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
564	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
565		667
566	=cut	668	=cut
567		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
568	sub fork_call(&@) {	674	sub fork_call(&@) {
569	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
570		676
571	# 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,
572	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
573	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
574		680
575	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
576	reset_signals;	682	cf::post_fork;
577	&$cb	683	&$cb
578	}, @args;	684	} @args;
579		685
580	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	)
581	}	698	}
582		699
583	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
584		701
585	=cut	702	=cut
…		…
622	within each server.	739	within each server.
623		740
624	=cut	741	=cut
625		742
626	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
627	my ($name) = @_;	747	my ($name) = @_;
628	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
629		749
630	eval {	750	eval {
631	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
641	}	761	}
642		762
643	our $DB;	763	our $DB;
644		764
645	sub db_init {	765	sub db_init {
646	cf::sync_job {
647	$DB ||= db_table "db";	766	$DB ||= db_table "db";
648	};
649	}	767	}
650		768
651	sub db_get($$) {	769	sub db_get($$) {
652	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
653		771
654	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
655	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
656		776
657	$! ? ()	777	$! ? ()
658	: $data	778	: $data
659	}
660	}	779	}
661		780
662	sub db_put($$$) {	781	sub db_put($$$) {
663	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
664	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
692		811
693	my @data;	812	my @data;
694	my $md5;	813	my $md5;
695		814
696	for (0 .. $#$src) {	815	for (0 .. $#$src) {
697	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
698	or Carp::croak "$src->[$_]: $!";
699	}	817	}
700		818
701	# if processing is expensive, check	819	# if processing is expensive, check
702	# checksum first	820	# checksum first
703	if (1) {	821	if (1) {
…		…
720		838
721	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
722	my $data = $process->(\@data);	840	my $data = $process->(\@data);
723	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
724		842
725	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
726		844
727	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
728	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
729	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
730		848
…		…
740		858
741	=cut	859	=cut
742		860
743	sub datalog($@) {	861	sub datalog($@) {
744	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
745	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
746	}	864	}
747		865
748	=back	866	=back
749		867
750	=cut	868	=cut
…		…
945		1063
946	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
947	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
948		1066
949	} elsif (ref $type) {	1067	} elsif (ref $type) {
950	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
951		1069
952	} else {	1070	} else {
953	shift @arg;	1071	shift @arg;
954	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
955	}	1073	}
956	}	1074	}
957	}	1075	}
958		1076
959	sub _object_attach {	1077	sub _object_attach {
…		…
969	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
970	}	1088	}
971		1089
972	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
973	} else {	1091	} else {
974	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
975	}	1093	}
976		1094
977	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
978	}	1096	}
979		1097
…		…
1038		1156
1039	for (@$callbacks) {	1157	for (@$callbacks) {
1040	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1041		1159
1042	if ($@) {	1160	if ($@) {
1043	warn "$@";
1044	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1045	override;	1162	override;
1046	}	1163	}
1047		1164
1048	return 1 if $override;	1165	return 1 if $override;
1049	}	1166	}
…		…
1128	for (@$attach) {	1245	for (@$attach) {
1129	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1130	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1131	}	1248	}
1132	} else {	1249	} else {
1133	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1134	}	1251	}
1135	}	1252	}
1136	}	1253	}
1137		1254
1138	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1165	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1166		1283
1167	sync_job {	1284	sync_job {
1168	if (length $$rdata) {	1285	if (length $$rdata) {
1169	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1170	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1171	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1172		1290
1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1174	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1176	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1198	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1199		1317
1200	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1201	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1202	} else {	1320	} else {
1203	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1204	}	1322	}
1205	} else {	1323	} else {
1206	aio_unlink $filename;	1324	aio_unlink $filename;
1207	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1208	}	1326	}
…		…
1232	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1233	$av = $st->{objs};	1351	$av = $st->{objs};
1234	}	1352	}
1235		1353
1236	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1237	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1238	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1239		1358
1240	($data, $av)	1359	($data, $av)
1241	}	1360	}
1242		1361
1243	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1302	}	1421	}
1303		1422
1304	use File::Glob ();	1423	use File::Glob ();
1305		1424
1306	cf::player->attach (	1425	cf::player->attach (
1307	on_command => sub {	1426	on_unknown_command => sub {
1308	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1309		1428
1310	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1311	or return;	1430	or return;
1312		1431
…		…
1335		1454
1336	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1337	if $reply;	1456	if $reply;
1338		1457
1339	} else {	1458	} else {
1340	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1341	}	1460	}
1342		1461
1343	cf::override;	1462	cf::override;
1344	},	1463	},
1345	);	1464	);
…		…
1356		1475
1357	$grp	1476	$grp
1358	}	1477	}
1359		1478
1360	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1361	cf::sync_job {	1482	cf::sync_job {
1362	my %todo;	1483	my %todo;
1363		1484
1364	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1365	next unless -r $path;	1486	next unless -r $path;
…		…
1383		1504
1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1386		1507
1387	$ext{source} =	1508	$ext{source} =
1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1389	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1390	. $source	1511	. $source
1391	. "\n};\n1";	1512	. "\n};\n1";
1392		1513
1393	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1394	}	1515	}
1395		1516
		1517	my $pass = 0;
1396	my %done;	1518	my %done;
1397	while (%todo) {	1519	while (%todo) {
1398	my $progress;	1520	my $progress;
1399		1521
		1522	++$pass;
		1523
		1524	ext:
1400	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1401	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1402	goto skip	1527	next ext
1403	unless exists $done{$_};	1528	unless exists $done{$_};
1404	}	1529	}
1405		1530
1406	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1407		1532
1408	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1409	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1410	: "$v->{base}: extension inactive.\n";
1411		1537
1412	if (exists $v->{meta}{mandatory}) {
1413	warn $msg;
1414	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1415	}	1539	if exists $v->{meta}{mandatory};
1416		1540
1417	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;
1418	}	1550	}
1419
1420	$done{$k} = delete $todo{$k};
1421	push @EXTS, $v->{pkg};
1422	$progress = 1;
1423	}	1551	}
1424		1552
1425	skip:	1553	unless ($progress) {
1426	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1427	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1428	}	1563	}
1429	};	1564	};
1430	}	1565	}
1431		1566
1432	#############################################################################	1567	#############################################################################
…		…
1516	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1517	}	1652	}
1518	}	1653	}
1519	}	1654	}
1520		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1521	sub save($) {	1669	sub save($) {
1522	my ($pl) = @_;	1670	my ($pl) = @_;
1523		1671
1524	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1525		1673
…		…
1530		1678
1531	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1532	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1533		1681
1534	cf::get_slot 0.01;	1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1535		1686
1536	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1537	cf::cede_to_tick;	1688	cf::cede_to_tick;
1538	}	1689	}
1539		1690
…		…
1573	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1574		1725
1575	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1577		1728
1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1579	$pl->deactivate;	1730	$pl->deactivate;
		1731
1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1581	$pl->ob->check_score;
1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1583	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1584		1737
1585	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1586	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1587	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1641	\@logins	1794	\@logins
1642	}	1795	}
1643		1796
1644	=item $player->maps	1797	=item $player->maps
1645		1798
		1799	=item cf::player::maps $login
		1800
1646	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1647	player. May block.	1802	player. May block.
1648		1803
1649	=cut	1804	=cut
1650		1805
…		…
1712	=cut	1867	=cut
1713		1868
1714	sub find_by_path($) {	1869	sub find_by_path($) {
1715	my ($path) = @_;	1870	my ($path) = @_;
1716		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1717	my ($match, $specificity);	1874	my ($match, $specificity);
1718		1875
1719	for my $region (list) {	1876	for my $region (list) {
1720	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1721	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1749	sub generate_random_map {	1906	sub generate_random_map {
1750	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1751		1908
1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1753		1910
1754	# mit "rum" bekleckern, nicht
1755	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1759	$rmp->{exit_on_final_map},
1760	$rmp->{xsize}, $rmp->{ysize},
1761	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1762	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1763	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1764	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1765	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1766	(cf::region::find $rmp->{region}), $rmp->{custom}
1767	)
1768	}	1912	}
1769		1913
1770	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1771		1915
1772	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1777		1921
1778	sub register {	1922	sub register {
1779	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1780	my $pkg = caller;	1924	my $pkg = caller;
1781		1925
1782	no strict;
1783	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1784		1927
1785	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1786	}	1929	}
1787		1930
1788	# also paths starting with '/'	1931	# also paths starting with '/'
1789	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1790		1933
1791	sub thawer_merge {	1934	sub thawer_merge {
1792	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1793		1936
1794	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1799	}	1942	}
1800		1943
1801	sub normalise {	1944	sub normalise {
1802	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1803		1946
1804	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1805		1948
1806	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1807		1950
1808	# map plan:	1951	# map plan:
1809	#	1952	#
…		…
1824	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1825	$path = "$base/$path";	1968	$path = "$base/$path";
1826	}	1969	}
1827		1970
1828	for ($path) {	1971	for ($path) {
1829	redo if s{//}{/};
1830	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1831	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1832	}	1974	}
1833		1975
1834	$path	1976	$path
…		…
1848	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1849	return $self;	1991	return $self;
1850	}	1992	}
1851	}	1993	}
1852		1994
1853	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1854	()	1996	()
1855	}	1997	}
1856		1998
		1999	# may re-bless or do other evil things
1857	sub init {	2000	sub init {
1858	my ($self) = @_;	2001	my ($self) = @_;
1859		2002
1860	$self	2003	$self
1861	}	2004	}
…		…
1980	}	2123	}
1981		2124
1982	sub find;	2125	sub find;
1983	sub find {	2126	sub find {
1984	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
		2128
		2129	cf::cede_to_tick;
1985		2130
1986	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1987		2132
1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1989	my $guard2 = cf::lock_acquire "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2008		2153
2009	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2010	}	2155	}
2011	}	2156	}
2012		2157
2013	sub pre_load { }	2158	sub pre_load { }
2014	sub post_load { }	2159	#sub post_load { } # XS
2015		2160
2016	sub load {	2161	sub load {
2017	my ($self) = @_;	2162	my ($self) = @_;
2018		2163
2019	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2031	$self->alloc;	2176	$self->alloc;
2032		2177
2033	$self->pre_load;	2178	$self->pre_load;
2034	cf::cede_to_tick;	2179	cf::cede_to_tick;
2035		2180
		2181	if (exists $self->{load_path}) {
2036	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
2037	$f->skip_block;	2183	$f->skip_block;
2038	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
2039	or return;	2185	or return;
2040		2186
2041	$self->post_load_original	2187	$self->post_load_original
2042	if delete $self->{load_original};	2188	if delete $self->{load_original};
2043		2189
2044	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
2045	utf8::encode $uniq;	2191	utf8::encode $uniq;
2046	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
2047	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
2048	$self->clear_unique_items;	2194	$self->clear_unique_items;
2049	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
2050	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
2051	}	2198	}
2052	}	2199	}
2053	}
2054		2200
2055	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
2056		2203
2057	cf::cede_to_tick;	2204	cf::cede_to_tick;
2058	# now do the right thing for maps	2205	# now do the right thing for maps
2059	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
2060	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
2074		2221
2075	$self->in_memory (cf::MAP_ACTIVE);	2222	$self->in_memory (cf::MAP_ACTIVE);
2076	}	2223	}
2077		2224
2078	$self->post_load;	2225	$self->post_load;
2079	}
2080		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
2081	sub customise_for {	2233	sub customise_for {
2082	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
2083		2235
2084	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
2085	if $self->per_player;	2237	if $self->per_player;
…		…
2101	or next;	2253	or next;
2102	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2103	or next;	2255	or next;
2104	$neigh->load;	2256	$neigh->load;
2105		2257
		2258	# now find the diagonal neighbours
2106	push @neigh,	2259	push @neigh,
2107	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2108	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2109	}	2262	}
2110		2263
…		…
2117	}	2270	}
2118		2271
2119	sub find_sync {	2272	sub find_sync {
2120	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2121		2274
2122	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
2123	}	2279	}
2124		2280
2125	sub do_load_sync {	2281	sub do_load_sync {
2126	my ($map) = @_;	2282	my ($map) = @_;
2127		2283
2128	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2129	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2130		2286
2131	cf::sync_job { $map->load };	2287	$map->load;
2132	}	2288	}
2133		2289
2134	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2135	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2136		2292
…		…
2162	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2163		2319
2164	()	2320	()
2165	}	2321	}
2166		2322
		2323	# common code, used by both ->save and ->swapout
2167	sub save {	2324	sub _save {
2168	my ($self) = @_;	2325	my ($self) = @_;
2169
2170	my $lock = cf::lock_acquire "map_data:$self->{path}";
2171		2326
2172	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2173		2328
2174	return unless $self->dirty;	2329	return unless $self->dirty;
2175		2330
…		…
2195	} else {	2350	} else {
2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2197	}	2352	}
2198	}	2353	}
2199		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2200	sub swap_out {	2363	sub swap_out {
2201	my ($self) = @_;	2364	my ($self) = @_;
2202		2365
2203	# save first because save cedes
2204	$self->save;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2367
2208	return if $self->players;
2209	return if $self->in_memory != cf::MAP_ACTIVE;	2368	return if $self->in_memory != cf::MAP_ACTIVE;
2210	return if $self->{deny_save};	2369	return if $self->{deny_save};
		2370	return if $self->players;
2211		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2212	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
		2381	$self->clear;
		2382	}
		2383
		2384	sub reset_at {
		2385	my ($self) = @_;
		2386
		2387	# TODO: safety, remove and allow resettable per-player maps
		2388	return 1e99 if $self->{deny_reset};
		2389
		2390	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2391	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2392
		2393	$time + $to
		2394	}
		2395
		2396	sub should_reset {
		2397	my ($self) = @_;
		2398
		2399	$self->reset_at <= $cf::RUNTIME
		2400	}
		2401
		2402	sub reset {
		2403	my ($self) = @_;
		2404
		2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2406
		2407	return if $self->players;
		2408
		2409	cf::trace "resetting map ", $self->path, "\n";
		2410
		2411	$self->in_memory (cf::MAP_SWAPPED);
		2412
		2413	# need to save uniques path
		2414	unless ($self->{deny_save}) {
		2415	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2416
		2417	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2418	if $uniq;
		2419	}
		2420
		2421	delete $cf::MAP{$self->path};
2213		2422
2214	$self->deactivate;	2423	$self->deactivate;
2215	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2216	$self->clear;	2425	$self->clear;
2217	}
2218
2219	sub reset_at {
2220	my ($self) = @_;
2221
2222	# TODO: safety, remove and allow resettable per-player maps
2223	return 1e99 if $self->{deny_reset};
2224
2225	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2226	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2227
2228	$time + $to
2229	}
2230
2231	sub should_reset {
2232	my ($self) = @_;
2233
2234	$self->reset_at <= $cf::RUNTIME
2235	}
2236
2237	sub reset {
2238	my ($self) = @_;
2239
2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2241
2242	return if $self->players;
2243
2244	warn "resetting map ", $self->path, "\n";
2245
2246	$self->in_memory (cf::MAP_SWAPPED);
2247
2248	# need to save uniques path
2249	unless ($self->{deny_save}) {
2250	my $uniq = $self->uniq_path; utf8::encode $uniq;
2251
2252	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2253	if $uniq;
2254	}
2255
2256	delete $cf::MAP{$self->path};
2257
2258	$self->deactivate;
2259	$_->clear_links_to ($self) for values %cf::MAP;
2260	$self->clear;
2261		2426
2262	$self->unlink_save;	2427	$self->unlink_save;
2263	$self->destroy;	2428	$self->destroy;
2264	}	2429	}
2265		2430
…		…
2273		2438
2274	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2275		2440
2276	$self->unlink_save;	2441	$self->unlink_save;
2277		2442
2278	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2279	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2280	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2281	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2283		2448
…		…
2340	: normalise $_	2505	: normalise $_
2341	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2342	]	2507	]
2343	}	2508	}
2344		2509
		2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
		2541
2345	=back	2542	=back
2346		2543
2347	=head3 cf::object	2544	=head3 cf::object
2348		2545
2349	=cut	2546	=cut
…		…
2481		2678
2482	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2483		2680
2484	The player should be reasonably safe there for short amounts of time (e.g.	2681	The player should be reasonably safe there for short amounts of time (e.g.
2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2486	though, as the palyer cannot control the character while it is on the link	2683	though, as the player cannot control the character while it is on the link
2487	map.	2684	map.
2488		2685
2489	Will never block.	2686	Will never block.
2490		2687
2491	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
…		…
2512	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2513	my ($self) = @_;	2710	my ($self) = @_;
2514		2711
2515	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2516		2713
		2714	++$self->{_link_recursion};
		2715
2517	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2518		2717
2519	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2520	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2521		2720
2522	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2523	}	2722	}
2524		2723
2525	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2526	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2527		2726
…		…
2544	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2545	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2546		2745
2547	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2548	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2549	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2550		2749
2551	$map->load;	2750	$map->load;
2552	$map->load_neighbours;	2751	$map->load_neighbours;
2553		2752
2554	return unless $self->contr->active;	2753	return unless $self->contr->active;
2555		2754
2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2557	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2558		2757	# entering was successful
		2758	delete $self->{_link_recursion};
2559	# only activate afterwards, to support waiting in hooks	2759	# only activate afterwards, to support waiting in hooks
2560	$self->activate_recursive;	2760	$self->activate_recursive;
2561	}	2761	}
2562		2762
		2763	}
		2764
2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2564		2766
2565	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2566	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2567	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2568	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
…		…
2575		2777
2576	our $GOTOGEN;	2778	our $GOTOGEN;
2577		2779
2578	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2579	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
2580		2788
2581	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2582	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2583		2791
2584	$self->enter_link;	2792	$self->enter_link;
…		…
2608	my $map = eval {	2816	my $map = eval {
2609	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2610		2818
2611	if ($map) {	2819	if ($map) {
2612	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2613	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2614	} else {	2822	} else {
2615	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2616	}	2824	}
2617		2825
2618	$map	2826	$map
…		…
2626	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2627	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2628	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2629	}	2837	}
2630		2838
2631	$done->() if $done;	2839	$done->($self) if $done;
2632	})->prio (1);	2840	})->prio (1);
2633	}	2841	}
2634		2842
2635	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2636		2844
…		…
2729	$self->message ("Something went wrong deep within the deliantra server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2730	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2731	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2732	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2733		2941
2734	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2735	$self->leave_link;	2943	$self->leave_link;
2736	}	2944	}
2737	})->prio (1);	2945	})->prio (1);
2738	}	2946	}
2739		2947
…		…
2751	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2752	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2753		2961
2754	utf8::encode $text;	2962	utf8::encode $text;
2755	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2756	}	2989	}
2757		2990
2758	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2759		2992
2760	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2764		2997
2765	=cut	2998	=cut
2766		2999
2767	# non-persistent channels (usually the info channel)	3000	# non-persistent channels (usually the info channel)
2768	our %CHANNEL = (	3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
2769	"c/identify" => {	3008	"c/identify" => {
2770	id => "infobox",	3009	id => "infobox",
2771	title => "Identify",	3010	title => "Identify",
2772	reply => undef,	3011	reply => undef,
2773	tooltip => "Items recently identified",	3012	tooltip => "Items recently identified",
…		…
2775	"c/examine" => {	3014	"c/examine" => {
2776	id => "infobox",	3015	id => "infobox",
2777	title => "Examine",	3016	title => "Examine",
2778	reply => undef,	3017	reply => undef,
2779	tooltip => "Signs and other items you examined",	3018	tooltip => "Signs and other items you examined",
		3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
2780	},	3025	},
2781	"c/book" => {	3026	"c/book" => {
2782	id => "infobox",	3027	id => "infobox",
2783	title => "Book",	3028	title => "Book",
2784	reply => undef,	3029	reply => undef,
…		…
2900	my $pkt = "msg "	3145	my $pkt = "msg "
2901	. $self->{json_coder}->encode (	3146	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	);	3148	);
2904		3149
2905	# try lzf for large packets
2906	$pkt = "lzf " . Compress::LZF::compress $pkt
2907	if 1024 <= length $pkt and $self->{can_lzf};
2908
2909	# split very large packets
2910	if (8192 < length $pkt and $self->{can_lzf}) {
2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2912	$pkt = "frag";
2913	}
2914
2915	$self->send_packet ($pkt);	3150	$self->send_big_packet ($pkt);
2916	}	3151	}
2917		3152
2918	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2919		3154
2920	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2923		3158
2924	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2925	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2926		3161
2927	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2929	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2930	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2932	}	3167	}
2933	}	3168	}
2934		3169
2935	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2936		3171
…		…
2940		3175
2941	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2942	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2943		3178
2944	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2946	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2947	#TODO: version 1, remove	3182	#TODO: version 1, remove
2948	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3185	}
2951	}	3186	}
2952		3187
2953	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2954		3189
…		…
3025		3260
3026	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
3027	if $reply;	3262	if $reply;
3028		3263
3029	} else {	3264	} else {
3030	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3031	}	3266	}
3032		3267
3033	cf::override;	3268	cf::override;
3034	},	3269	},
3035	);	3270	);
…		…
3055		3290
3056	$coro	3291	$coro
3057	}	3292	}
3058		3293
3059	cf::client->attach (	3294	cf::client->attach (
3060	on_destroy => sub {	3295	on_client_destroy => sub {
3061	my ($ns) = @_;	3296	my ($ns) = @_;
3062		3297
3063	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3064	},	3299	},
3065	);	3300	);
…		…
3081	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
3082		3317
3083	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
3084		3319
3085	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
3086	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
3087	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
3088	sort time	3323	sort time
3089	));	3324	));
3090		3325
3091	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
3116	decrease split destroy change_exp value msg lore send_msg)],	3351	decrease split destroy change_exp value msg lore send_msg)],
3117	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
3118	["cf::player" => qw(peaceful send_msg)],	3353	["cf::player" => qw(peaceful send_msg)],
3119	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
3120	) {	3355	) {
3121	no strict 'refs';
3122	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3124	for @funs;	3358	for @funs;
3125	}	3359	}
3126		3360
…		…
3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3144	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
3145		3379
3146	%vars = (_dummy => 0) unless %vars;	3380	%vars = (_dummy => 0) unless %vars;
3147		3381
		3382	my @res;
3148	local $_;	3383	local $_;
3149	local @safe::cf::_safe_eval_args = values %vars;
3150		3384
3151	my $eval =	3385	my $eval =
3152	"do {\n"	3386	"do {\n"
3153	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3154	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
3155	. $code	3389	. $code
3156	. "\n}"	3390	. "\n}"
3157	;	3391	;
3158		3392
		3393	if ($CFG{safe_eval}) {
3159	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
3160	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3161	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
3162		3402
3163	if ($@) {	3403	if ($@) {
3164	warn "$@";	3404	warn "$@",
3165	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
3166	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
3167	}	3407	}
3168		3408
3169	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
3170	}	3410	}
3171		3411
…		…
3185	=cut	3425	=cut
3186		3426
3187	sub register_script_function {	3427	sub register_script_function {
3188	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
3189		3429
3190	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
3191	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
3192	}	3432	}
3193		3433
3194	=back	3434	=back
3195		3435
3196	=cut	3436	=cut
…		…
3205	# for this (global event?)	3445	# for this (global event?)
3206	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3207		3447
3208	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3209		3449
3210	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3211		3451
3212	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3213	0 < aio_load $path, $facedata
3214	or die "$path: $!";
3215
3216	$facedata = Coro::Storable::thaw $facedata;
3217		3453
3218	$facedata->{version} == 2	3454	$facedata->{version} == 2
3219	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3220		3456
3221	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3222	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3223	type => FT_RSRC,	3460	type => FT_RSRC,
3224	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
3225	};	3463	};
3226	cf::cede_to_tick;	3464	cf::cede_to_tick;
3227		3465
3228	{	3466	{
3229	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
…		…
3231	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3232	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3233		3471
3234	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3235	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3236	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3237	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3238		3477
3239	cf::cede_to_tick;	3478	cf::cede_to_tick;
3240	}	3479	}
3241		3480
3242	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
…		…
3247		3486
3248	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3249	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3250	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3251	} else {	3490	} else {
3252	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3253	}	3492	}
3254		3493
3255	cf::cede_to_tick;	3494	cf::cede_to_tick;
3256	}	3495	}
3257	}	3496	}
…		…
3266		3505
3267	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3268	}	3507	}
3269		3508
3270	{	3509	{
3271	# TODO: for gcfclient pleasure, we should give resources
3272	# that gcfclient doesn't grok a >10000 face index.
3273	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3274		3511
3275	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
3276	if (defined $info->{type}) {	3513	if (defined $info->{type}) {
3277	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3278	my $data;
3279		3515
3280	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3281	# prepend meta info
3282
3283	my $meta = $enc->encode ({
3284	name => $name,
3285	%{ $info->{meta} || {} },
3286	});
3287
3288	$data = pack "(w/a*)*", $meta, $info->{data};
3289	} else {
3290	$data = $info->{data};
3291	}
3292
3293	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3294	cf::face::set_type $idx, $info->{type};	3517	cf::face::set_type $idx, $info->{type};
3295	} else {	3518	} else {
3296	$RESOURCE{$name} = $info;	3519	$RESOURCE{$name} = $info; # unused
3297	}	3520	}
3298		3521
3299	cf::cede_to_tick;	3522	cf::cede_to_tick;
3300	}	3523	}
3301	}	3524	}
3302		3525
3303	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3304		3527
3305	1	3528	1
3306	}	3529	}
3307
3308	cf::global->attach (on_resource_update => sub {
3309	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3310	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3311
3312	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3313	my $sound = $soundconf->{compat}[$_]
3314	or next;
3315
3316	my $face = cf::face::find "sound/$sound->[1]";
3317	cf::sound::set $sound->[0] => $face;
3318	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3319	}
3320
3321	while (my ($k, $v) = each %{$soundconf->{event}}) {
3322	my $face = cf::face::find "sound/$v";
3323	cf::sound::set $k => $face;
3324	}
3325	}
3326	});
3327		3530
3328	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
3329	my ($ns, $want) = @_;	3532	my ($ns, $want) = @_;
3330		3533
3331	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
…		…
3370	sub reload_treasures {	3573	sub reload_treasures {
3371	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3372	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3373	}	3576	}
3374		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
3375	sub reload_resources {	3598	sub reload_resources {
3376	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3377		3600
		3601	reload_exp_table;
		3602	reload_materials;
3378	reload_facedata;	3603	reload_facedata;
		3604	reload_sound;
3379	reload_archetypes;	3605	reload_archetypes;
3380	reload_regions;	3606	reload_regions;
3381	reload_treasures;	3607	reload_treasures;
3382		3608
3383	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3384	}	3610	}
3385		3611
3386	sub reload_config {	3612	sub reload_config {
3387	open my $fh, "<:utf8", "$CONFDIR/config"	3613	trace "reloading config file...\n";
3388	or return;
3389		3614
3390	local $/;	3615	my $config = load_file "$CONFDIR/config";
3391	*CFG = YAML::Load <$fh>;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3392		3618
3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3394		3620
3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3397		3623
3398	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3422	seek $fh, 0, 0;	3648	seek $fh, 0, 0;
3423	print $fh $$;	3649	print $fh $$;
3424	}	3650	}
3425		3651
3426	sub main_loop {	3652	sub main_loop {
3427	warn "EV::loop starting\n";	3653	trace "EV::loop starting\n";
3428	if (1) {	3654	if (1) {
3429	EV::loop;	3655	EV::loop;
3430	}	3656	}
3431	warn "EV::loop returned\n";	3657	trace "EV::loop returned\n";
3432	goto &main_loop unless $REALLY_UNLOOP;	3658	goto &main_loop unless $REALLY_UNLOOP;
3433	}	3659	}
3434		3660
3435	sub main {	3661	sub main {
3436	cf::init_globals; # initialise logging	3662	cf::init_globals; # initialise logging
3437		3663
3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3442
3443	cf::init_experience;
3444	cf::init_anim;
3445	cf::init_attackmess;
3446	cf::init_dynamic;
3447		3668
3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3449		3670
3450	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
…		…
3457	};	3678	};
3458		3679
3459	evthread_start IO::AIO::poll_fileno;	3680	evthread_start IO::AIO::poll_fileno;
3460		3681
3461	cf::sync_job {	3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
3462	reload_resources;	3691	reload_resources;
3463	reload_config;	3692	reload_config;
3464	db_init;	3693	db_init;
3465		3694
3466	cf::load_settings;
3467	cf::load_materials;
3468	cf::init_uuid;	3695	cf::init_uuid;
3469	cf::init_signals;	3696	cf::init_signals;
3470	cf::init_commands;
3471	cf::init_skills;	3697	cf::init_skills;
3472		3698
3473	cf::init_beforeplay;	3699	cf::init_beforeplay;
3474		3700
3475	atomic;	3701	atomic;
…		…
3480		3706
3481	# no (long-running) fork's whatsoever before this point(!)	3707	# no (long-running) fork's whatsoever before this point(!)
3482	use POSIX ();	3708	use POSIX ();
3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3484		3710
3485	(pop @POST_INIT)->(0) while @POST_INIT;	3711	cf::_post_init 0;
3486	};	3712	};
3487		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
3488	main_loop;	3722	goto &main_loop;
3489	}	3723	}
3490		3724
3491	#############################################################################	3725	#############################################################################
3492	# initialisation and cleanup	3726	# initialisation and cleanup
3493		3727
3494	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3495	BEGIN {	3729	BEGIN {
3496	our %SIGWATCHER = ();	3730	our %SIGWATCHER = ();
3497	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3498	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3499	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3500	};	3734	};
3501	}	3735	}
3502	}	3736	}
3503		3737
3504	sub write_runtime_sync {	3738	sub write_runtime_sync {
		3739	my $t0 = AE::time;
		3740
3505	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3506	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3507		3743
3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3509		3745
3510	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3511		3747
3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3513	or return;	3749	or return;
3514		3750
3515	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3516	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3517	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3530	or return;	3766	or return;
3531		3767
3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3533	and return;	3769	and return;
3534		3770
3535	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3536		3772
3537	1	3773	1
3538	}	3774	}
3539		3775
3540	our $uuid_lock;	3776	our $uuid_lock;
…		…
3552	or return;	3788	or return;
3553		3789
3554	my $value = uuid_seq uuid_cur;	3790	my $value = uuid_seq uuid_cur;
3555		3791
3556	unless ($value) {	3792	unless ($value) {
3557	warn "cowardly refusing to write zero uuid value!\n";	3793	info "cowardly refusing to write zero uuid value!\n";
3558	return;	3794	return;
3559	}	3795	}
3560		3796
3561	my $value = uuid_str $value + $uuid_skip;	3797	my $value = uuid_str $value + $uuid_skip;
3562	$uuid_skip = 0;	3798	$uuid_skip = 0;
…		…
3572	or return;	3808	or return;
3573		3809
3574	aio_rename "$uuid~", $uuid	3810	aio_rename "$uuid~", $uuid
3575	and return;	3811	and return;
3576		3812
3577	warn "uuid file written ($value).\n";	3813	trace "uuid file written ($value).\n";
3578		3814
3579	1	3815	1
3580		3816
3581	}	3817	}
3582		3818
…		…
3588	}	3824	}
3589		3825
3590	sub emergency_save() {	3826	sub emergency_save() {
3591	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3592		3828
3593	warn "emergency_perl_save: enter\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3594		3835
3595	cf::sync_job {	3836	cf::sync_job {
3596	# this is a trade-off: we want to be very quick here, so	3837	cf::write_runtime_sync; # external watchdog should not bark
3597	# save all maps without fsync, and later call a global sync
3598	# (which in turn might be very very slow)
3599	local $USE_FSYNC = 0;
3600		3838
3601	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3602	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3603	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3604	warn "emergency_perl_save: begin player save\n";	3842	info "emergency_perl_save: begin player save\n";
3605	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3606	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3607	$pl->valid or next;	3845	$pl->valid or next;
3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3609	$pl->save;	3847	$pl->save;
3610	}	3848	}
3611	warn "emergency_perl_save: end player save\n";	3849	info "emergency_perl_save: end player save\n";
3612		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
3613	warn "emergency_perl_save: begin map save\n";	3853	info "emergency_perl_save: begin map save\n";
3614	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3615	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3616	$map->valid or next;	3856	$map->valid or next;
3617	$map->save;	3857	$map->save;
3618	}	3858	}
3619	warn "emergency_perl_save: end map save\n";	3859	info "emergency_perl_save: end map save\n";
3620		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
3621	warn "emergency_perl_save: begin database checkpoint\n";	3863	info "emergency_perl_save: begin database checkpoint\n";
3622	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3623	warn "emergency_perl_save: end database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
3624		3866
3625	warn "emergency_perl_save: begin write uuid\n";	3867	info "emergency_perl_save: begin write uuid\n";
3626	write_uuid_sync 1;	3868	write_uuid_sync 1;
3627	warn "emergency_perl_save: end write uuid\n";	3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3628	};	3889	};
3629		3890
3630	warn "emergency_perl_save: starting sync()\n";
3631	IO::AIO::aio_sync sub {
3632	warn "emergency_perl_save: finished sync()\n";
3633	};
3634
3635	warn "emergency_perl_save: leave\n";	3891	info "emergency_perl_save: leave\n";
3636	}	3892	}
3637		3893
3638	sub post_cleanup {	3894	sub post_cleanup {
3639	my ($make_core) = @_;	3895	my ($make_core) = @_;
3640		3896
		3897	IO::AIO::flush;
		3898
3641	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3642	if $make_core;	3900	if $make_core;
3643		3901
3644	my $fh = pidfile;	3902	my $fh = pidfile;
3645	unlink $PIDFILE if <$fh> == $$;	3903	unlink $PIDFILE if <$fh> == $$;
3646	}	3904	}
…		…
3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3667	for my $name (keys %$leaf_symtab) {	3925	for my $name (keys %$leaf_symtab) {
3668	_gv_clear *{"$pkg$name"};	3926	_gv_clear *{"$pkg$name"};
3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3670	}	3928	}
3671	warn "cleared package $pkg\n";#d#
3672	}	3929	}
3673		3930
3674	sub do_reload_perl() {	3931	sub do_reload_perl() {
3675	# can/must only be called in main	3932	# can/must only be called in main
3676	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3677	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3678	return;	3935	return;
3679	}	3936	}
3680		3937
3681	return if $RELOAD++;	3938	return if $RELOAD++;
3682		3939
3683	my $t1 = EV::time;	3940	my $t1 = AE::time;
3684		3941
3685	while ($RELOAD) {	3942	while ($RELOAD) {
3686	warn "reloading...";	3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
3687		3945
3688	warn "entering sync_job";	3946	trace "perl_reload: entering sync_job";
3689		3947
3690	cf::sync_job {	3948	cf::sync_job {
3691	cf::write_runtime_sync; # external watchdog should not bark
3692	cf::emergency_save;	3949	#cf::emergency_save;
3693	cf::write_runtime_sync; # external watchdog should not bark
3694		3950
3695	warn "syncing database to disk";
3696	BDB::db_env_txn_checkpoint $DB_ENV;
3697
3698	# if anything goes wrong in here, we should simply crash as we already saved
3699
3700	warn "flushing outstanding aio requests";
3701	while (IO::AIO::nreqs || BDB::nreqs) {
3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3703	}
3704
3705	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3706	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3707	%EXT_CORO = ();	3953	%EXT_CORO = ();
3708		3954
3709	warn "removing commands";	3955	trace "perl_reload: removing commands";
3710	%COMMAND = ();	3956	%COMMAND = ();
3711		3957
3712	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3713	%EXTCMD = ();	3959	%EXTCMD = ();
3714	%EXTICMD = ();	3960	%EXTICMD = ();
3715		3961
3716	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3717	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3718	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3719		3965
3720	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3721	eval {	3967	eval {
3722	$cb->($pkg);	3968	$cb->($pkg);
3723	1	3969	1
3724	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
3725	}	3971	}
3726		3972
3727	warn "... clearing $pkg";	3973	trace "... clearing $pkg";
3728	clear_package $pkg;	3974	clear_package $pkg;
3729	}	3975	}
3730		3976
3731	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3732	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3734		3980
3735	warn "... unloading $k";	3981	trace "... unloading $k";
3736	delete $INC{$k};	3982	delete $INC{$k};
3737		3983
3738	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3739	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3740		3986
…		…
3743	}	3989	}
3744		3990
3745	clear_package $k;	3991	clear_package $k;
3746	}	3992	}
3747		3993
3748	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3749	clear_package "safe::$_"	3995	clear_package "safe::$_"
3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3751		3997
3752	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3753	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3755		4001
3756	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3757	# and global variables created in xs	4003	# and global variables created in xs
3758	#clear_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3759		4005
3760	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3761		4007
3762	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3763	require cf;	4009	require cf;
3764	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3765		4011
3766	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3767	cf::reload_config;	4013	cf::reload_config;
3768		4014
3769	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3770	cf::load_extensions;	4016	cf::load_extensions;
3771		4017
3772	if ($REATTACH_ON_RELOAD) {	4018	if ($REATTACH_ON_RELOAD) {
3773	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3774	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3775	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3776	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3777	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3778	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
3779	}	4025	}
3780		4026
3781	warn "running post_init jobs";	4027	cf::_post_init 1;
3782	(pop @POST_INIT)->(1) while @POST_INIT;
3783		4028
3784	warn "leaving sync_job";	4029	trace "perl_reload: leaving sync_job";
3785		4030
3786	1	4031	1
3787	} or do {	4032	} or do {
3788	warn $@;	4033	error $@;
3789	cf::cleanup "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3790	};	4035	};
3791		4036
3792	warn "reloaded";
3793	--$RELOAD;	4037	--$RELOAD;
3794	}	4038	}
3795		4039
3796	$t1 = EV::time - $t1;	4040	$t1 = AE::time - $t1;
3797	warn "reload completed in ${t1}s\n";	4041	info "perl_reload: completed in ${t1}s\n";
3798	};	4042	};
3799		4043
3800	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3801		4045
3802	sub reload_perl() {	4046	sub reload_perl() {
…		…
3804	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3805		4049
3806	$RELOAD_WATCHER ||= cf::async {	4050	$RELOAD_WATCHER ||= cf::async {
3807	Coro::AIO::aio_wait cache_extensions;	4051	Coro::AIO::aio_wait cache_extensions;
3808		4052
3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3810	do_reload_perl;	4054	do_reload_perl;
3811	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
3812	};	4056	};
3813	};	4057	};
3814	}	4058	}
…		…
3823	reload_perl;	4067	reload_perl;
3824	};	4068	};
3825	}	4069	}
3826	};	4070	};
3827		4071
3828	unshift @INC, $LIBDIR;	4072	#############################################################################
3829		4073
3830	my $bug_warning = 0;	4074	my $bug_warning = 0;
3831		4075
3832	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3833	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3834		4078
3835	sub wait_for_tick {	4079	sub wait_for_tick() {
3836	return if tick_inhibit || $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3837		4081
3838	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3839	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3840	$signal->wait;	4084	$signal->wait;
3841	}	4085	}
3842		4086
3843	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3844	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3845		4089
3846	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3847	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3848	$signal->wait;	4092	$signal->wait;
3849	}	4093	}
…		…
3855	return;	4099	return;
3856	}	4100	}
3857		4101
3858	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3859		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4105
3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3862	Coro::async_pool {	4108	Coro::async_pool {
3863	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3864	write_runtime_sync	4110	write_runtime_sync
3865	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3866	};	4112	};
3867	}	4113	}
3868		4114
3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3870	$sig->send;	4116	$sig->send;
…		…
3878		4124
3879	if (0) {	4125	if (0) {
3880	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3881	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3883	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3884	}	4130	}
3885	}	4131	}
3886	}	4132	}
3887		4133
3888	{	4134	{
3889	# configure BDB	4135	# configure BDB
3890		4136
3891	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3892	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3893	$AnyEvent::BDB::WATCHER->priority (1);	4139	$AnyEvent::BDB::WATCHER->priority (1);
3894		4140
3895	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3896	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
…		…
3933	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3934	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3935	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3936	}	4182	}
3937		4183
3938	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3939		4186
3940	sub _log_backtrace {	4187	sub _log_backtrace {
3941	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3942		4189
3943	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3944		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3945	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3946	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3947	++$_log_backtrace;	4198	++$_log_backtrace;
3948	my $perl_bt = Carp::longmess $msg;	4199	my $perl_bt = Carp::longmess $msg;
3949	async {	4200	async {
3950	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3951		4202
…		…
3971	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3972	--$_log_backtrace;	4223	--$_log_backtrace;
3973	};	4224	};
3974	} else {	4225	} else {
3975	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3976	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3977	}	4228	}
3978	}	4229	}
3979		4230
3980	# load additional modules	4231	# load additional modules
3981	require "cf/$_.pm" for @EXTRA_MODULES;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3982		4234
3983	END { cf::emergency_save }	4235	END { cf::emergency_save }
3984		4236
3985	1	4237	1
3986		4238

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