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Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC vs.
Revision 1.561 by root, Fri Apr 22 06:10:33 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
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		189
174	#############################################################################	190	#############################################################################
175		191
176	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
177		193
178	=over 4	194	=over 4
…		…
219	from wherever your confdir points to.	235	from wherever your confdir points to.
220		236
221	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
222		238
223	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
224	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
225	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.
226		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
227	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
228		249
229	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
230	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
231	that call.	252	that call.
232		253
233	=item %cf::REFLECT	254	=item %cf::REFLECT
234		255
235	Contains, for each (C++) class name, a hash reference with information	256	Contains, for each (C++) class name, a hash reference with information
236	about object members (methods, scalars and arrays) and other metadata,	257	about object members (methods, scalars, arrays and flags) and other
237	which is useful for introspection.	258	metadata, which is useful for introspection.
238		259
239	=back	260	=back
240		261
241	=cut	262	=cut
		263
		264	sub error(@) { LOG llevError, join "", @_ }
		265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
242		269
243	$Coro::State::WARNHOOK = sub {	270	$Coro::State::WARNHOOK = sub {
244	my $msg = join "", @_;	271	my $msg = join "", @_;
245		272
246	$msg .= "\n"	273	$msg .= "\n"
247	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
248		275
249	$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;
250		277
251	LOG llevError, $msg;	278	LOG llevWarn, $msg;
252	};	279	};
253		280
254	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
255	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
256		283
257	warn Carp::longmess $_[0];	284	error Carp::longmess $_[0];
258		285
259	if ($Coro::current == $Coro::main) {#d#	286	if (in_main) {#d#
260	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
261	return;#d#	288	return;#d#
262	}#d#	289	}#d#
263		290
264	# kill coroutine otherwise	291	# kill coroutine otherwise
265	Coro::terminate	292	Coro::terminate
…		…
285	)) {	312	)) {
286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
287	}	314	}
288		315
289	$EV::DIED = sub {	316	$EV::DIED = sub {
290	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
291	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
292		324
293	#############################################################################	325	#############################################################################
294		326
295	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
296		328
…		…
317	$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;
318	$d	350	$d
319	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
320	}	352	}
321		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
322	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
323		369
324	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
325		371
326	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
332	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
333		379
334	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
335	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
336		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
337	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
338		415
339	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,
340	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
341		418
342	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
343	is a reload or not.	420	is a reload or not.
344		421
345	=cut	422	=cut
346		423
347	sub post_init(&) {	424	sub post_init(&) {
348	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	}
349	}	443	}
350		444
351	=item cf::lock_wait $string	445	=item cf::lock_wait $string
352		446
353	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
392	}	486	}
393		487
394	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
395		489
396	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
397	get spread over timer.	491	get spread over time.
398		492
399	=cut	493	=cut
400		494
401	sub periodic($$) {	495	sub periodic($$) {
402	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
406	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
407	}	501	}
408		502
409	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
410		504
411	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
412	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
413	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.
414		512
415	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
416	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
417		515
418	Useful for short background jobs.	516	Useful for short background jobs.
419		517
420	=cut	518	=cut
421		519
422	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
423	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
424		523
425	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
426	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
427	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
428		527
429	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
430		530
431	while () {	531	while () {
432	next_job:	532	next_job:
		533
433	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
434	if ($avail > 0.01) {	535
435	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
436	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
437	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
438	$job->[2]->send;	540	$job->[2]->send;
439	Coro::cede;	541	Coro::cede;
440	goto next_job;	542	goto next_job;
441	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
442	}	545	}
443	}	546	}
444		547
445	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
446	# 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
447	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
448	$signal->wait;	551	$signal->wait;
449	} else {	552	} else {
		553	$busy = 0;
450	Coro::schedule;	554	Coro::schedule;
451	}	555	}
452	}	556	}
453	};	557	};
454		558
455	sub get_slot($;$$) {	559	sub get_slot($;$$) {
456	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
457		561
458	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
459		563
460	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
461	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
462		567
463	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
464	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
465	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
491	=cut	596	=cut
492		597
493	sub sync_job(&) {	598	sub sync_job(&) {
494	my ($job) = @_;	599	my ($job) = @_;
495		600
496	if ($Coro::current == $Coro::main) {	601	if (in_main) {
497	my $time = EV::time;	602	my $time = AE::time;
498		603
499	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
500	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
501		606
502	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
503		608
504	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
505		610
506	my $busy = 1;	611	my $busy = 1;
507	my @res;	612	my @res;
508		613
509	(async {	614	(async {
510	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
511	@res = eval { $job->() };	616	@res = eval { $job->() };
512	warn $@ if $@;	617	error $@ if $@;
513	undef $busy;	618	undef $busy;
514	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
515		620
516	while ($busy) {	621	while ($busy) {
517	if (Coro::nready) {	622	if (Coro::nready) {
…		…
519	} else {	624	} else {
520	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
521	}	626	}
522	}	627	}
523		628
524	my $time = EV::time - $time;	629	my $time = AE::time - $time;
525		630
526	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
527		632
528	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
529	} else {	634	} else {
…		…
551	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
552		657
553	$coro	658	$coro
554	}	659	}
555		660
556	=item fork_call { }, $args	661	=item fork_call { }, @args
557		662
558	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
559	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
560	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
561	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
562		667
563	=cut	668	=cut
564		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
565	sub fork_call(&@) {	674	sub fork_call(&@) {
566	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
567		676
568	# 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,
569	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
570	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
571		680
572	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
573	reset_signals;	682	cf::post_fork;
574	&$cb	683	&$cb
575	}, @args;	684	} @args;
576		685
577	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	)
578	}	698	}
579		699
580	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
581		701
582	=cut	702	=cut
…		…
619	within each server.	739	within each server.
620		740
621	=cut	741	=cut
622		742
623	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
624	my ($name) = @_;	747	my ($name) = @_;
625	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
626		749
627	eval {	750	eval {
628	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
638	}	761	}
639		762
640	our $DB;	763	our $DB;
641		764
642	sub db_init {	765	sub db_init {
643	cf::sync_job {
644	$DB ||= db_table "db";	766	$DB ||= db_table "db";
645	};
646	}	767	}
647		768
648	sub db_get($$) {	769	sub db_get($$) {
649	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
650		771
651	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
652	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
653		776
654	$! ? ()	777	$! ? ()
655	: $data	778	: $data
656	}
657	}	779	}
658		780
659	sub db_put($$$) {	781	sub db_put($$$) {
660	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
661	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
689		811
690	my @data;	812	my @data;
691	my $md5;	813	my $md5;
692		814
693	for (0 .. $#$src) {	815	for (0 .. $#$src) {
694	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
695	or Carp::croak "$src->[$_]: $!";
696	}	817	}
697		818
698	# if processing is expensive, check	819	# if processing is expensive, check
699	# checksum first	820	# checksum first
700	if (1) {	821	if (1) {
…		…
717		838
718	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
719	my $data = $process->(\@data);	840	my $data = $process->(\@data);
720	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
721		842
722	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
723		844
724	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
725	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
726	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
727		848
…		…
737		858
738	=cut	859	=cut
739		860
740	sub datalog($@) {	861	sub datalog($@) {
741	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
742	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
743	}	864	}
744		865
745	=back	866	=back
746		867
747	=cut	868	=cut
…		…
942		1063
943	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
944	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
945		1066
946	} elsif (ref $type) {	1067	} elsif (ref $type) {
947	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
948		1069
949	} else {	1070	} else {
950	shift @arg;	1071	shift @arg;
951	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
952	}	1073	}
953	}	1074	}
954	}	1075	}
955		1076
956	sub _object_attach {	1077	sub _object_attach {
…		…
966	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
967	}	1088	}
968		1089
969	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
970	} else {	1091	} else {
971	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
972	}	1093	}
973		1094
974	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
975	}	1096	}
976		1097
…		…
1035		1156
1036	for (@$callbacks) {	1157	for (@$callbacks) {
1037	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1038		1159
1039	if ($@) {	1160	if ($@) {
1040	warn "$@";
1041	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1042	override;	1162	override;
1043	}	1163	}
1044		1164
1045	return 1 if $override;	1165	return 1 if $override;
1046	}	1166	}
…		…
1125	for (@$attach) {	1245	for (@$attach) {
1126	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1127	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1128	}	1248	}
1129	} else {	1249	} else {
1130	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1131	}	1251	}
1132	}	1252	}
1133	}	1253	}
1134		1254
1135	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1162	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1163		1283
1164	sync_job {	1284	sync_job {
1165	if (length $$rdata) {	1285	if (length $$rdata) {
1166	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1167	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1168	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1169		1290
1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1171	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1173	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1195	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1196		1317
1197	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1198	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1199	} else {	1320	} else {
1200	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1201	}	1322	}
1202	} else {	1323	} else {
1203	aio_unlink $filename;	1324	aio_unlink $filename;
1204	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1205	}	1326	}
…		…
1229	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1230	$av = $st->{objs};	1351	$av = $st->{objs};
1231	}	1352	}
1232		1353
1233	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1234	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1235	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1236		1358
1237	($data, $av)	1359	($data, $av)
1238	}	1360	}
1239		1361
1240	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1299	}	1421	}
1300		1422
1301	use File::Glob ();	1423	use File::Glob ();
1302		1424
1303	cf::player->attach (	1425	cf::player->attach (
1304	on_command => sub {	1426	on_unknown_command => sub {
1305	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1306		1428
1307	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1308	or return;	1430	or return;
1309		1431
…		…
1332		1454
1333	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1334	if $reply;	1456	if $reply;
1335		1457
1336	} else {	1458	} else {
1337	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1338	}	1460	}
1339		1461
1340	cf::override;	1462	cf::override;
1341	},	1463	},
1342	);	1464	);
…		…
1353		1475
1354	$grp	1476	$grp
1355	}	1477	}
1356		1478
1357	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1358	cf::sync_job {	1482	cf::sync_job {
1359	my %todo;	1483	my %todo;
1360		1484
1361	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1362	next unless -r $path;	1486	next unless -r $path;
…		…
1380		1504
1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1383		1507
1384	$ext{source} =	1508	$ext{source} =
1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1386	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1387	. $source	1511	. $source
1388	. "\n};\n1";	1512	. "\n};\n1";
1389		1513
1390	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1391	}	1515	}
1392		1516
		1517	my $pass = 0;
1393	my %done;	1518	my %done;
1394	while (%todo) {	1519	while (%todo) {
1395	my $progress;	1520	my $progress;
1396		1521
		1522	++$pass;
		1523
		1524	ext:
1397	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1398	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1399	goto skip	1527	next ext
1400	unless exists $done{$_};	1528	unless exists $done{$_};
1401	}	1529	}
1402		1530
1403	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1404		1532
1405	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1406	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1407	: "$v->{base}: extension inactive.\n";
1408		1537
1409	if (exists $v->{meta}{mandatory}) {
1410	warn $msg;
1411	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1412	}	1539	if exists $v->{meta}{mandatory};
1413		1540
1414	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;
1415	}	1550	}
1416
1417	$done{$k} = delete $todo{$k};
1418	push @EXTS, $v->{pkg};
1419	$progress = 1;
1420	}	1551	}
1421		1552
1422	skip:	1553	unless ($progress) {
1423	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1424	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	}
1425	}	1563	}
1426	};	1564	};
1427	}	1565	}
1428		1566
1429	#############################################################################	1567	#############################################################################
…		…
1513	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1514	}	1652	}
1515	}	1653	}
1516	}	1654	}
1517		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
1518	sub save($) {	1669	sub save($) {
1519	my ($pl) = @_;	1670	my ($pl) = @_;
1520		1671
1521	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1522		1673
…		…
1527		1678
1528	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1529	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1530		1681
1531	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];
1532		1686
1533	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1534	cf::cede_to_tick;	1688	cf::cede_to_tick;
1535	}	1689	}
1536		1690
…		…
1570	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1571		1725
1572	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1573	$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
1574		1728
1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1576	$pl->deactivate;	1730	$pl->deactivate;
		1731
1577	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;
1578	$pl->ob->check_score;
1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1580	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1581		1737
1582	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1583	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1584	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1638	\@logins	1794	\@logins
1639	}	1795	}
1640		1796
1641	=item $player->maps	1797	=item $player->maps
1642		1798
		1799	=item cf::player::maps $login
		1800
1643	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1644	player. May block.	1802	player. May block.
1645		1803
1646	=cut	1804	=cut
1647		1805
…		…
1709	=cut	1867	=cut
1710		1868
1711	sub find_by_path($) {	1869	sub find_by_path($) {
1712	my ($path) = @_;	1870	my ($path) = @_;
1713		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1714	my ($match, $specificity);	1874	my ($match, $specificity);
1715		1875
1716	for my $region (list) {	1876	for my $region (list) {
1717	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1718	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1746	sub generate_random_map {	1906	sub generate_random_map {
1747	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1748		1908
1749	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
1750		1910
1751	# mit "rum" bekleckern, nicht
1752	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1756	$rmp->{exit_on_final_map},
1757	$rmp->{xsize}, $rmp->{ysize},
1758	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1759	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1760	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1761	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1762	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1763	(cf::region::find $rmp->{region}), $rmp->{custom}
1764	)
1765	}	1912	}
1766		1913
1767	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1768		1915
1769	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
…		…
1774		1921
1775	sub register {	1922	sub register {
1776	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1777	my $pkg = caller;	1924	my $pkg = caller;
1778		1925
1779	no strict;
1780	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1781		1927
1782	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1783	}	1929	}
1784		1930
1785	# also paths starting with '/'	1931	# also paths starting with '/'
1786	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1787		1933
1788	sub thawer_merge {	1934	sub thawer_merge {
1789	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1790		1936
1791	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1796	}	1942	}
1797		1943
1798	sub normalise {	1944	sub normalise {
1799	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1800		1946
1801	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1802		1948
1803	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1804		1950
1805	# map plan:	1951	# map plan:
1806	#	1952	#
…		…
1821	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1822	$path = "$base/$path";	1968	$path = "$base/$path";
1823	}	1969	}
1824		1970
1825	for ($path) {	1971	for ($path) {
1826	redo if s{//}{/};
1827	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1828	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1829	}	1974	}
1830		1975
1831	$path	1976	$path
…		…
1845	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1846	return $self;	1991	return $self;
1847	}	1992	}
1848	}	1993	}
1849		1994
1850	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1851	()	1996	()
1852	}	1997	}
1853		1998
		1999	# may re-bless or do other evil things
1854	sub init {	2000	sub init {
1855	my ($self) = @_;	2001	my ($self) = @_;
1856		2002
1857	$self	2003	$self
1858	}	2004	}
…		…
1977	}	2123	}
1978		2124
1979	sub find;	2125	sub find;
1980	sub find {	2126	sub find {
1981	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
		2128
		2129	cf::cede_to_tick;
1982		2130
1983	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1984		2132
1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	my $guard2 = cf::lock_acquire "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2005		2153
2006	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2007	}	2155	}
2008	}	2156	}
2009		2157
2010	sub pre_load { }	2158	sub pre_load { }
2011	sub post_load { }	2159	#sub post_load { } # XS
2012		2160
2013	sub load {	2161	sub load {
2014	my ($self) = @_;	2162	my ($self) = @_;
2015		2163
2016	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2071		2219
2072	$self->in_memory (cf::MAP_ACTIVE);	2220	$self->in_memory (cf::MAP_ACTIVE);
2073	}	2221	}
2074		2222
2075	$self->post_load;	2223	$self->post_load;
2076	}
2077		2224
		2225	1
		2226	}
		2227
		2228	# customize the map for a given player, i.e.
		2229	# return the _real_ map. used by e.g. per-player
		2230	# maps to change the path to ~playername/mappath
2078	sub customise_for {	2231	sub customise_for {
2079	my ($self, $ob) = @_;	2232	my ($self, $ob) = @_;
2080		2233
2081	return find "~" . $ob->name . "/" . $self->{path}	2234	return find "~" . $ob->name . "/" . $self->{path}
2082	if $self->per_player;	2235	if $self->per_player;
…		…
2098	or next;	2251	or next;
2099	$neigh = find $neigh, $map	2252	$neigh = find $neigh, $map
2100	or next;	2253	or next;
2101	$neigh->load;	2254	$neigh->load;
2102		2255
		2256	# now find the diagonal neighbours
2103	push @neigh,	2257	push @neigh,
2104	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2258	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2105	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2259	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2106	}	2260	}
2107		2261
…		…
2114	}	2268	}
2115		2269
2116	sub find_sync {	2270	sub find_sync {
2117	my ($path, $origin) = @_;	2271	my ($path, $origin) = @_;
2118		2272
2119	cf::sync_job { find $path, $origin }	2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2120	}	2277	}
2121		2278
2122	sub do_load_sync {	2279	sub do_load_sync {
2123	my ($map) = @_;	2280	my ($map) = @_;
2124		2281
2125	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2126	if $Coro::current == $Coro::main;	2283	if $Coro::current == $Coro::main;
2127		2284
2128	cf::sync_job { $map->load };	2285	$map->load;
2129	}	2286	}
2130		2287
2131	our %MAP_PREFETCH;	2288	our %MAP_PREFETCH;
2132	our $MAP_PREFETCHER = undef;	2289	our $MAP_PREFETCHER = undef;
2133		2290
…		…
2159	$MAP_PREFETCHER->prio (6);	2316	$MAP_PREFETCHER->prio (6);
2160		2317
2161	()	2318	()
2162	}	2319	}
2163		2320
		2321	# common code, used by both ->save and ->swapout
2164	sub save {	2322	sub _save {
2165	my ($self) = @_;	2323	my ($self) = @_;
2166
2167	my $lock = cf::lock_acquire "map_data:$self->{path}";
2168		2324
2169	$self->{last_save} = $cf::RUNTIME;	2325	$self->{last_save} = $cf::RUNTIME;
2170		2326
2171	return unless $self->dirty;	2327	return unless $self->dirty;
2172		2328
…		…
2192	} else {	2348	} else {
2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2349	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2194	}	2350	}
2195	}	2351	}
2196		2352
		2353	sub save {
		2354	my ($self) = @_;
		2355
		2356	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2357
		2358	$self->_save;
		2359	}
		2360
2197	sub swap_out {	2361	sub swap_out {
2198	my ($self) = @_;	2362	my ($self) = @_;
2199		2363
2200	# save first because save cedes
2201	$self->save;
2202
2203	my $lock = cf::lock_acquire "map_data:$self->{path}";	2364	my $lock = cf::lock_acquire "map_data:$self->{path}";
2204		2365
2205	return if $self->players;
2206	return if $self->in_memory != cf::MAP_ACTIVE;	2366	return if $self->in_memory != cf::MAP_ACTIVE;
2207	return if $self->{deny_save};	2367	return if $self->{deny_save};
		2368	return if $self->players;
2208		2369
		2370	# first deactivate the map and "unlink" it from the core
		2371	$self->deactivate;
		2372	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->in_memory (cf::MAP_SWAPPED);	2373	$self->in_memory (cf::MAP_SWAPPED);
		2374
		2375	# then atomically save
		2376	$self->_save;
		2377
		2378	# then free the map
		2379	$self->clear;
		2380	}
		2381
		2382	sub reset_at {
		2383	my ($self) = @_;
		2384
		2385	# TODO: safety, remove and allow resettable per-player maps
		2386	return 1e99 if $self->{deny_reset};
		2387
		2388	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2389	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2390
		2391	$time + $to
		2392	}
		2393
		2394	sub should_reset {
		2395	my ($self) = @_;
		2396
		2397	$self->reset_at <= $cf::RUNTIME
		2398	}
		2399
		2400	sub reset {
		2401	my ($self) = @_;
		2402
		2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2404
		2405	return if $self->players;
		2406
		2407	cf::trace "resetting map ", $self->path, "\n";
		2408
		2409	$self->in_memory (cf::MAP_SWAPPED);
		2410
		2411	# need to save uniques path
		2412	unless ($self->{deny_save}) {
		2413	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2414
		2415	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2416	if $uniq;
		2417	}
		2418
		2419	delete $cf::MAP{$self->path};
2210		2420
2211	$self->deactivate;	2421	$self->deactivate;
2212	$_->clear_links_to ($self) for values %cf::MAP;	2422	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->clear;	2423	$self->clear;
2214	}
2215
2216	sub reset_at {
2217	my ($self) = @_;
2218
2219	# TODO: safety, remove and allow resettable per-player maps
2220	return 1e99 if $self->{deny_reset};
2221
2222	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2223	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2224
2225	$time + $to
2226	}
2227
2228	sub should_reset {
2229	my ($self) = @_;
2230
2231	$self->reset_at <= $cf::RUNTIME
2232	}
2233
2234	sub reset {
2235	my ($self) = @_;
2236
2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2238
2239	return if $self->players;
2240
2241	warn "resetting map ", $self->path, "\n";
2242
2243	$self->in_memory (cf::MAP_SWAPPED);
2244
2245	# need to save uniques path
2246	unless ($self->{deny_save}) {
2247	my $uniq = $self->uniq_path; utf8::encode $uniq;
2248
2249	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2250	if $uniq;
2251	}
2252
2253	delete $cf::MAP{$self->path};
2254
2255	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;
2258		2424
2259	$self->unlink_save;	2425	$self->unlink_save;
2260	$self->destroy;	2426	$self->destroy;
2261	}	2427	}
2262		2428
…		…
2270		2436
2271	delete $cf::MAP{$self->path};	2437	delete $cf::MAP{$self->path};
2272		2438
2273	$self->unlink_save;	2439	$self->unlink_save;
2274		2440
2275	bless $self, "cf::map";	2441	bless $self, "cf::map::wrap";
2276	delete $self->{deny_reset};	2442	delete $self->{deny_reset};
2277	$self->{deny_save} = 1;	2443	$self->{deny_save} = 1;
2278	$self->reset_timeout (1);	2444	$self->reset_timeout (1);
2279	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2445	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2280		2446
…		…
2337	: normalise $_	2503	: normalise $_
2338	} @{ aio_readdir $UNIQUEDIR or [] }	2504	} @{ aio_readdir $UNIQUEDIR or [] }
2339	]	2505	]
2340	}	2506	}
2341		2507
		2508	=item cf::map::static_maps
		2509
		2510	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2511	file in the shared directory excluding F</styles> and F</editor>). May
		2512	block.
		2513
		2514	=cut
		2515
		2516	sub static_maps() {
		2517	my @dirs = "";
		2518	my @maps;
		2519
		2520	while (@dirs) {
		2521	my $dir = shift @dirs;
		2522
		2523	next if $dir eq "/styles" || $dir eq "/editor";
		2524
		2525	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2526	or return;
		2527
		2528	for (@$files) {
		2529	s/\.map$// or next;
		2530	utf8::decode $_;
		2531	push @maps, "$dir/$_";
		2532	}
		2533
		2534	push @dirs, map "$dir/$_", @$dirs;
		2535	}
		2536
		2537	\@maps
		2538	}
		2539
2342	=back	2540	=back
2343		2541
2344	=head3 cf::object	2542	=head3 cf::object
2345		2543
2346	=cut	2544	=cut
…		…
2478		2676
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2677	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2678
2481	The player should be reasonably safe there for short amounts of time (e.g.	2679	The player should be reasonably safe there for short amounts of time (e.g.
2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2680	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2483	though, as the palyer cannot control the character while it is on the link	2681	though, as the player cannot control the character while it is on the link
2484	map.	2682	map.
2485		2683
2486	Will never block.	2684	Will never block.
2487		2685
2488	=item $player_object->leave_link ($map, $x, $y)	2686	=item $player_object->leave_link ($map, $x, $y)
…		…
2509	sub cf::object::player::enter_link {	2707	sub cf::object::player::enter_link {
2510	my ($self) = @_;	2708	my ($self) = @_;
2511		2709
2512	$self->deactivate_recursive;	2710	$self->deactivate_recursive;
2513		2711
		2712	++$self->{_link_recursion};
		2713
2514	return if UNIVERSAL::isa $self->map, "ext::map_link";	2714	return if UNIVERSAL::isa $self->map, "ext::map_link";
2515		2715
2516	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2716	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2517	if $self->map && $self->map->{path} ne "{link}";	2717	if $self->map && $self->map->{path} ne "{link}";
2518		2718
2519	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2719	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2520	}	2720	}
2521		2721
2522	sub cf::object::player::leave_link {	2722	sub cf::object::player::leave_link {
2523	my ($self, $map, $x, $y) = @_;	2723	my ($self, $map, $x, $y) = @_;
2524		2724
…		…
2541	($x, $y) = (-1, -1)	2741	($x, $y) = (-1, -1)
2542	unless (defined $x) && (defined $y);	2742	unless (defined $x) && (defined $y);
2543		2743
2544	# use -1 or undef as default coordinates, not 0, 0	2744	# use -1 or undef as default coordinates, not 0, 0
2545	($x, $y) = ($map->enter_x, $map->enter_y)	2745	($x, $y) = ($map->enter_x, $map->enter_y)
2546	if $x <=0 && $y <= 0;	2746	if $x <= 0 && $y <= 0;
2547		2747
2548	$map->load;	2748	$map->load;
2549	$map->load_neighbours;	2749	$map->load_neighbours;
2550		2750
2551	return unless $self->contr->active;	2751	return unless $self->contr->active;
2552		2752
2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2554	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2555		2755	# entering was successful
		2756	delete $self->{_link_recursion};
2556	# only activate afterwards, to support waiting in hooks	2757	# only activate afterwards, to support waiting in hooks
2557	$self->activate_recursive;	2758	$self->activate_recursive;
2558	}	2759	}
2559		2760
		2761	}
		2762
2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2561		2764
2562	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2563	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2564	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2565	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2572		2775
2573	our $GOTOGEN;	2776	our $GOTOGEN;
2574		2777
2575	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2576	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2577		2786
2578	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2579	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2580		2789
2581	$self->enter_link;	2790	$self->enter_link;
…		…
2605	my $map = eval {	2814	my $map = eval {
2606	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path : undef;
2607		2816
2608	if ($map) {	2817	if ($map) {
2609	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2610	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2611	} else {	2820	} else {
2612	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2613	}	2822	}
2614		2823
2615	$map	2824	$map
…		…
2623	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2624	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2625	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2626	}	2835	}
2627		2836
2628	$done->() if $done;	2837	$done->($self) if $done;
2629	})->prio (1);	2838	})->prio (1);
2630	}	2839	}
2631		2840
2632	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2633		2842
…		…
2726	$self->message ("Something went wrong deep within the deliantra server. "	2935	$self->message ("Something went wrong deep within the deliantra server. "
2727	. "I'll try to bring you back to the map you were before. "	2936	. "I'll try to bring you back to the map you were before. "
2728	. "Please report this to the dungeon master!",	2937	. "Please report this to the dungeon master!",
2729	cf::NDI_UNIQUE | cf::NDI_RED);	2938	cf::NDI_UNIQUE | cf::NDI_RED);
2730		2939
2731	warn "ERROR in enter_exit: $@";	2940	error "ERROR in enter_exit: $@";
2732	$self->leave_link;	2941	$self->leave_link;
2733	}	2942	}
2734	})->prio (1);	2943	})->prio (1);
2735	}	2944	}
2736		2945
…		…
2748	sub cf::client::send_drawinfo {	2957	sub cf::client::send_drawinfo {
2749	my ($self, $text, $flags) = @_;	2958	my ($self, $text, $flags) = @_;
2750		2959
2751	utf8::encode $text;	2960	utf8::encode $text;
2752	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2961	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2962	}
		2963
		2964	=item $client->send_big_packet ($pkt)
		2965
		2966	Like C<send_packet>, but tries to compress large packets, and fragments
		2967	them as required.
		2968
		2969	=cut
		2970
		2971	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2972
		2973	sub cf::client::send_big_packet {
		2974	my ($self, $pkt) = @_;
		2975
		2976	# try lzf for large packets
		2977	$pkt = "lzf " . Compress::LZF::compress $pkt
		2978	if 1024 <= length $pkt and $self->{can_lzf};
		2979
		2980	# split very large packets
		2981	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2982	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2983	$pkt = "frag";
		2984	}
		2985
		2986	$self->send_packet ($pkt);
2753	}	2987	}
2754		2988
2755	=item $client->send_msg ($channel, $msg, $color, [extra...])	2989	=item $client->send_msg ($channel, $msg, $color, [extra...])
2756		2990
2757	Send a drawinfo or msg packet to the client, formatting the msg for the	2991	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2761		2995
2762	=cut	2996	=cut
2763		2997
2764	# non-persistent channels (usually the info channel)	2998	# non-persistent channels (usually the info channel)
2765	our %CHANNEL = (	2999	our %CHANNEL = (
		3000	"c/motd" => {
		3001	id => "infobox",
		3002	title => "MOTD",
		3003	reply => undef,
		3004	tooltip => "The message of the day",
		3005	},
2766	"c/identify" => {	3006	"c/identify" => {
2767	id => "infobox",	3007	id => "infobox",
2768	title => "Identify",	3008	title => "Identify",
2769	reply => undef,	3009	reply => undef,
2770	tooltip => "Items recently identified",	3010	tooltip => "Items recently identified",
…		…
2772	"c/examine" => {	3012	"c/examine" => {
2773	id => "infobox",	3013	id => "infobox",
2774	title => "Examine",	3014	title => "Examine",
2775	reply => undef,	3015	reply => undef,
2776	tooltip => "Signs and other items you examined",	3016	tooltip => "Signs and other items you examined",
		3017	},
		3018	"c/shopinfo" => {
		3019	id => "infobox",
		3020	title => "Shop Info",
		3021	reply => undef,
		3022	tooltip => "What your bargaining skill tells you about the shop",
2777	},	3023	},
2778	"c/book" => {	3024	"c/book" => {
2779	id => "infobox",	3025	id => "infobox",
2780	title => "Book",	3026	title => "Book",
2781	reply => undef,	3027	reply => undef,
…		…
2897	my $pkt = "msg "	3143	my $pkt = "msg "
2898	. $self->{json_coder}->encode (	3144	. $self->{json_coder}->encode (
2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3145	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2900	);	3146	);
2901		3147
2902	# try lzf for large packets
2903	$pkt = "lzf " . Compress::LZF::compress $pkt
2904	if 1024 <= length $pkt and $self->{can_lzf};
2905
2906	# split very large packets
2907	if (8192 < length $pkt and $self->{can_lzf}) {
2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2909	$pkt = "frag";
2910	}
2911
2912	$self->send_packet ($pkt);	3148	$self->send_big_packet ($pkt);
2913	}	3149	}
2914		3150
2915	=item $client->ext_msg ($type, @msg)	3151	=item $client->ext_msg ($type, @msg)
2916		3152
2917	Sends an ext event to the client.	3153	Sends an ext event to the client.
…		…
2920		3156
2921	sub cf::client::ext_msg($$@) {	3157	sub cf::client::ext_msg($$@) {
2922	my ($self, $type, @msg) = @_;	3158	my ($self, $type, @msg) = @_;
2923		3159
2924	if ($self->extcmd == 2) {	3160	if ($self->extcmd == 2) {
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2926	} elsif ($self->extcmd == 1) { # TODO: remove	3162	} elsif ($self->extcmd == 1) { # TODO: remove
2927	push @msg, msgtype => "event_$type";	3163	push @msg, msgtype => "event_$type";
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3164	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}	3165	}
2930	}	3166	}
2931		3167
2932	=item $client->ext_reply ($msgid, @msg)	3168	=item $client->ext_reply ($msgid, @msg)
2933		3169
…		…
2937		3173
2938	sub cf::client::ext_reply($$@) {	3174	sub cf::client::ext_reply($$@) {
2939	my ($self, $id, @msg) = @_;	3175	my ($self, $id, @msg) = @_;
2940		3176
2941	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2943	} elsif ($self->extcmd == 1) {	3179	} elsif ($self->extcmd == 1) {
2944	#TODO: version 1, remove	3180	#TODO: version 1, remove
2945	unshift @msg, msgtype => "reply", msgid => $id;	3181	unshift @msg, msgtype => "reply", msgid => $id;
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3183	}
2948	}	3184	}
2949		3185
2950	=item $success = $client->query ($flags, "text", \&cb)	3186	=item $success = $client->query ($flags, "text", \&cb)
2951		3187
…		…
3022		3258
3023	$ns->ext_reply ($reply, @reply)	3259	$ns->ext_reply ($reply, @reply)
3024	if $reply;	3260	if $reply;
3025		3261
3026	} else {	3262	} else {
3027	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3263	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3028	}	3264	}
3029		3265
3030	cf::override;	3266	cf::override;
3031	},	3267	},
3032	);	3268	);
…		…
3052		3288
3053	$coro	3289	$coro
3054	}	3290	}
3055		3291
3056	cf::client->attach (	3292	cf::client->attach (
3057	on_destroy => sub {	3293	on_client_destroy => sub {
3058	my ($ns) = @_;	3294	my ($ns) = @_;
3059		3295
3060	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3296	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3061	},	3297	},
3062	);	3298	);
…		…
3078	our $safe_hole = new Safe::Hole;	3314	our $safe_hole = new Safe::Hole;
3079		3315
3080	$SIG{FPE} = 'IGNORE';	3316	$SIG{FPE} = 'IGNORE';
3081		3317
3082	$safe->permit_only (Opcode::opset qw(	3318	$safe->permit_only (Opcode::opset qw(
3083	:base_core :base_mem :base_orig :base_math	3319	:base_core :base_mem :base_orig :base_math :base_loop
3084	grepstart grepwhile mapstart mapwhile	3320	grepstart grepwhile mapstart mapwhile
3085	sort time	3321	sort time
3086	));	3322	));
3087		3323
3088	# here we export the classes and methods available to script code	3324	# here we export the classes and methods available to script code
…		…
3113	decrease split destroy change_exp value msg lore send_msg)],	3349	decrease split destroy change_exp value msg lore send_msg)],
3114	["cf::object::player" => qw(player)],	3350	["cf::object::player" => qw(player)],
3115	["cf::player" => qw(peaceful send_msg)],	3351	["cf::player" => qw(peaceful send_msg)],
3116	["cf::map" => qw(trigger)],	3352	["cf::map" => qw(trigger)],
3117	) {	3353	) {
3118	no strict 'refs';
3119	my ($pkg, @funs) = @$_;	3354	my ($pkg, @funs) = @$_;
3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3355	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3121	for @funs;	3356	for @funs;
3122	}	3357	}
3123		3358
…		…
3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3375	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3141	$qcode =~ s/\n/\\n/g;	3376	$qcode =~ s/\n/\\n/g;
3142		3377
3143	%vars = (_dummy => 0) unless %vars;	3378	%vars = (_dummy => 0) unless %vars;
3144		3379
		3380	my @res;
3145	local $_;	3381	local $_;
3146	local @safe::cf::_safe_eval_args = values %vars;
3147		3382
3148	my $eval =	3383	my $eval =
3149	"do {\n"	3384	"do {\n"
3150	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3385	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3151	. "#line 0 \"{$qcode}\"\n"	3386	. "#line 0 \"{$qcode}\"\n"
3152	. $code	3387	. $code
3153	. "\n}"	3388	. "\n}"
3154	;	3389	;
3155		3390
		3391	if ($CFG{safe_eval}) {
3156	sub_generation_inc;	3392	sub_generation_inc;
		3393	local @safe::cf::_safe_eval_args = values %vars;
3157	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3394	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3158	sub_generation_inc;	3395	sub_generation_inc;
		3396	} else {
		3397	local @cf::_safe_eval_args = values %vars;
		3398	@res = wantarray ? eval eval : scalar eval $eval;
		3399	}
3159		3400
3160	if ($@) {	3401	if ($@) {
3161	warn "$@";	3402	warn "$@",
3162	warn "while executing safe code '$code'\n";	3403	"while executing safe code '$code'\n",
3163	warn "with arguments " . (join " ", %vars) . "\n";	3404	"with arguments " . (join " ", %vars) . "\n";
3164	}	3405	}
3165		3406
3166	wantarray ? @res : $res[0]	3407	wantarray ? @res : $res[0]
3167	}	3408	}
3168		3409
…		…
3182	=cut	3423	=cut
3183		3424
3184	sub register_script_function {	3425	sub register_script_function {
3185	my ($fun, $cb) = @_;	3426	my ($fun, $cb) = @_;
3186		3427
3187	no strict 'refs';	3428	$fun = "safe::$fun" if $CFG{safe_eval};
3188	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3429	*$fun = $safe_hole->wrap ($cb);
3189	}	3430	}
3190		3431
3191	=back	3432	=back
3192		3433
3193	=cut	3434	=cut
…		…
3202	# for this (global event?)	3443	# for this (global event?)
3203	%ext::player_env::MUSIC_FACE_CACHE = ();	3444	%ext::player_env::MUSIC_FACE_CACHE = ();
3204		3445
3205	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3446	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3206		3447
3207	warn "loading facedata from $path\n";	3448	trace "loading facedata from $path\n";
3208		3449
3209	my $facedata;	3450	my $facedata = decode_storable load_file $path;
3210	0 < aio_load $path, $facedata
3211	or die "$path: $!";
3212
3213	$facedata = Coro::Storable::thaw $facedata;
3214		3451
3215	$facedata->{version} == 2	3452	$facedata->{version} == 2
3216	or cf::cleanup "$path: version mismatch, cannot proceed.";	3453	or cf::cleanup "$path: version mismatch, cannot proceed.";
3217		3454
3218	# patch in the exptable	3455	# patch in the exptable
		3456	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3219	$facedata->{resource}{"res/exp_table"} = {	3457	$facedata->{resource}{"res/exp_table"} = {
3220	type => FT_RSRC,	3458	type => FT_RSRC,
3221	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3459	data => $exp_table,
		3460	hash => (Digest::MD5::md5 $exp_table),
3222	};	3461	};
3223	cf::cede_to_tick;	3462	cf::cede_to_tick;
3224		3463
3225	{	3464	{
3226	my $faces = $facedata->{faceinfo};	3465	my $faces = $facedata->{faceinfo};
…		…
3228	while (my ($face, $info) = each %$faces) {	3467	while (my ($face, $info) = each %$faces) {
3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3468	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3230		3469
3231	cf::face::set_visibility $idx, $info->{visibility};	3470	cf::face::set_visibility $idx, $info->{visibility};
3232	cf::face::set_magicmap $idx, $info->{magicmap};	3471	cf::face::set_magicmap $idx, $info->{magicmap};
3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3472	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3473	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3474	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3235		3475
3236	cf::cede_to_tick;	3476	cf::cede_to_tick;
3237	}	3477	}
3238		3478
3239	while (my ($face, $info) = each %$faces) {	3479	while (my ($face, $info) = each %$faces) {
…		…
3244		3484
3245	if (my $smooth = cf::face::find $info->{smooth}) {	3485	if (my $smooth = cf::face::find $info->{smooth}) {
3246	cf::face::set_smooth $idx, $smooth;	3486	cf::face::set_smooth $idx, $smooth;
3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3487	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3248	} else {	3488	} else {
3249	warn "smooth face '$info->{smooth}' not found for face '$face'";	3489	error "smooth face '$info->{smooth}' not found for face '$face'";
3250	}	3490	}
3251		3491
3252	cf::cede_to_tick;	3492	cf::cede_to_tick;
3253	}	3493	}
3254	}	3494	}
…		…
3263		3503
3264	cf::anim::invalidate_all; # d'oh	3504	cf::anim::invalidate_all; # d'oh
3265	}	3505	}
3266		3506
3267	{	3507	{
3268	# TODO: for gcfclient pleasure, we should give resources
3269	# that gcfclient doesn't grok a >10000 face index.
3270	my $res = $facedata->{resource};	3508	my $res = $facedata->{resource};
3271		3509
3272	while (my ($name, $info) = each %$res) {	3510	while (my ($name, $info) = each %$res) {
3273	if (defined $info->{type}) {	3511	if (defined $info->{type}) {
3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3512	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3275	my $data;
3276		3513
3277	if ($info->{type} & 1) {	3514	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3278	# prepend meta info
3279
3280	my $meta = $enc->encode ({
3281	name => $name,
3282	%{ $info->{meta} || {} },
3283	});
3284
3285	$data = pack "(w/a*)*", $meta, $info->{data};
3286	} else {
3287	$data = $info->{data};
3288	}
3289
3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3291	cf::face::set_type $idx, $info->{type};	3515	cf::face::set_type $idx, $info->{type};
3292	} else {	3516	} else {
3293	$RESOURCE{$name} = $info;	3517	$RESOURCE{$name} = $info; # unused
3294	}	3518	}
3295		3519
3296	cf::cede_to_tick;	3520	cf::cede_to_tick;
3297	}	3521	}
3298	}	3522	}
3299		3523
3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3524	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3301		3525
3302	1	3526	1
3303	}	3527	}
3304
3305	cf::global->attach (on_resource_update => sub {
3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3308
3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3310	my $sound = $soundconf->{compat}[$_]
3311	or next;
3312
3313	my $face = cf::face::find "sound/$sound->[1]";
3314	cf::sound::set $sound->[0] => $face;
3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3316	}
3317
3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
3319	my $face = cf::face::find "sound/$v";
3320	cf::sound::set $k => $face;
3321	}
3322	}
3323	});
3324		3528
3325	register_exticmd fx_want => sub {	3529	register_exticmd fx_want => sub {
3326	my ($ns, $want) = @_;	3530	my ($ns, $want) = @_;
3327		3531
3328	while (my ($k, $v) = each %$want) {	3532	while (my ($k, $v) = each %$want) {
…		…
3367	sub reload_treasures {	3571	sub reload_treasures {
3368	load_resource_file "$DATADIR/treasures"	3572	load_resource_file "$DATADIR/treasures"
3369	or die "unable to load treasurelists\n";	3573	or die "unable to load treasurelists\n";
3370	}	3574	}
3371		3575
		3576	sub reload_sound {
		3577	trace "loading sound config from $DATADIR/sound\n";
		3578
		3579	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3580
		3581	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3582	my $sound = $soundconf->{compat}[$_]
		3583	or next;
		3584
		3585	my $face = cf::face::find "sound/$sound->[1]";
		3586	cf::sound::set $sound->[0] => $face;
		3587	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3588	}
		3589
		3590	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3591	my $face = cf::face::find "sound/$v";
		3592	cf::sound::set $k => $face;
		3593	}
		3594	}
		3595
3372	sub reload_resources {	3596	sub reload_resources {
3373	warn "reloading resource files...\n";	3597	trace "reloading resource files...\n";
3374		3598
		3599	reload_exp_table;
		3600	reload_materials;
3375	reload_facedata;	3601	reload_facedata;
		3602	reload_sound;
3376	reload_archetypes;	3603	reload_archetypes;
3377	reload_regions;	3604	reload_regions;
3378	reload_treasures;	3605	reload_treasures;
3379		3606
3380	warn "finished reloading resource files\n";	3607	trace "finished reloading resource files\n";
3381	}	3608	}
3382		3609
3383	sub reload_config {	3610	sub reload_config {
3384	open my $fh, "<:utf8", "$CONFDIR/config"	3611	trace "reloading config file...\n";
3385	or return;
3386		3612
3387	local $/;	3613	my $config = load_file "$CONFDIR/config";
3388	*CFG = YAML::Load <$fh>;	3614	utf8::decode $config;
		3615	*CFG = decode_yaml $config;
3389		3616
3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3617	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3391		3618
3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3619	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3620	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3394		3621
3395	if (exists $CFG{mlockall}) {	3622	if (exists $CFG{mlockall}) {
…		…
3419	seek $fh, 0, 0;	3646	seek $fh, 0, 0;
3420	print $fh $$;	3647	print $fh $$;
3421	}	3648	}
3422		3649
3423	sub main_loop {	3650	sub main_loop {
3424	warn "EV::loop starting\n";	3651	trace "EV::loop starting\n";
3425	if (1) {	3652	if (1) {
3426	EV::loop;	3653	EV::loop;
3427	}	3654	}
3428	warn "EV::loop returned\n";	3655	trace "EV::loop returned\n";
3429	goto &main_loop unless $REALLY_UNLOOP;	3656	goto &main_loop unless $REALLY_UNLOOP;
3430	}	3657	}
3431		3658
3432	sub main {	3659	sub main {
3433	cf::init_globals; # initialise logging	3660	cf::init_globals; # initialise logging
3434		3661
3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3662	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3663	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3664	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3665	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3439
3440	cf::init_experience;
3441	cf::init_anim;
3442	cf::init_attackmess;
3443	cf::init_dynamic;
3444		3666
3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3667	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3446		3668
3447	# we must not ever block the main coroutine	3669	# we must not ever block the main coroutine
3448	local $Coro::idle = sub {	3670	local $Coro::idle = sub {
…		…
3454	};	3676	};
3455		3677
3456	evthread_start IO::AIO::poll_fileno;	3678	evthread_start IO::AIO::poll_fileno;
3457		3679
3458	cf::sync_job {	3680	cf::sync_job {
		3681	cf::incloader::init ();
		3682
		3683	cf::init_anim;
		3684	cf::init_attackmess;
		3685	cf::init_dynamic;
		3686
		3687	cf::load_settings;
		3688
3459	reload_resources;	3689	reload_resources;
3460	reload_config;	3690	reload_config;
3461	db_init;	3691	db_init;
3462		3692
3463	cf::load_settings;
3464	cf::load_materials;
3465	cf::init_uuid;	3693	cf::init_uuid;
3466	cf::init_signals;	3694	cf::init_signals;
3467	cf::init_commands;
3468	cf::init_skills;	3695	cf::init_skills;
3469		3696
3470	cf::init_beforeplay;	3697	cf::init_beforeplay;
3471		3698
3472	atomic;	3699	atomic;
…		…
3477		3704
3478	# no (long-running) fork's whatsoever before this point(!)	3705	# no (long-running) fork's whatsoever before this point(!)
3479	use POSIX ();	3706	use POSIX ();
3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3707	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3481		3708
3482	(pop @POST_INIT)->(0) while @POST_INIT;	3709	cf::_post_init 0;
3483	};	3710	};
3484		3711
		3712	cf::object::thawer::errors_are_fatal 0;
		3713	info "parse errors in files are no longer fatal from this point on.\n";
		3714
		3715	my $free_main; $free_main = EV::idle sub {
		3716	undef $free_main;
		3717	undef &main; # free gobs of memory :)
		3718	};
		3719
3485	main_loop;	3720	goto &main_loop;
3486	}	3721	}
3487		3722
3488	#############################################################################	3723	#############################################################################
3489	# initialisation and cleanup	3724	# initialisation and cleanup
3490		3725
3491	# install some emergency cleanup handlers	3726	# install some emergency cleanup handlers
3492	BEGIN {	3727	BEGIN {
3493	our %SIGWATCHER = ();	3728	our %SIGWATCHER = ();
3494	for my $signal (qw(INT HUP TERM)) {	3729	for my $signal (qw(INT HUP TERM)) {
3495	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3730	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3496	cf::cleanup "SIG$signal";	3731	cf::cleanup "SIG$signal";
3497	};	3732	};
3498	}	3733	}
3499	}	3734	}
3500		3735
3501	sub write_runtime_sync {	3736	sub write_runtime_sync {
		3737	my $t0 = AE::time;
		3738
3502	# first touch the runtime file to show we are still running:	3739	# first touch the runtime file to show we are still running:
3503	# the fsync below can take a very very long time.	3740	# the fsync below can take a very very long time.
3504		3741
3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3742	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3506		3743
3507	my $guard = cf::lock_acquire "write_runtime";	3744	my $guard = cf::lock_acquire "write_runtime";
3508		3745
3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3510	or return;	3747	or return;
3511		3748
3512	my $value = $cf::RUNTIME + 90 + 10;	3749	my $value = $cf::RUNTIME + 90 + 10;
3513	# 10 is the runtime save interval, for a monotonic clock	3750	# 10 is the runtime save interval, for a monotonic clock
3514	# 60 allows for the watchdog to kill the server.	3751	# 60 allows for the watchdog to kill the server.
…		…
3527	or return;	3764	or return;
3528		3765
3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3766	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3530	and return;	3767	and return;
3531		3768
3532	warn "runtime file written.\n";	3769	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3533		3770
3534	1	3771	1
3535	}	3772	}
3536		3773
3537	our $uuid_lock;	3774	our $uuid_lock;
…		…
3549	or return;	3786	or return;
3550		3787
3551	my $value = uuid_seq uuid_cur;	3788	my $value = uuid_seq uuid_cur;
3552		3789
3553	unless ($value) {	3790	unless ($value) {
3554	warn "cowardly refusing to write zero uuid value!\n";	3791	info "cowardly refusing to write zero uuid value!\n";
3555	return;	3792	return;
3556	}	3793	}
3557		3794
3558	my $value = uuid_str $value + $uuid_skip;	3795	my $value = uuid_str $value + $uuid_skip;
3559	$uuid_skip = 0;	3796	$uuid_skip = 0;
…		…
3569	or return;	3806	or return;
3570		3807
3571	aio_rename "$uuid~", $uuid	3808	aio_rename "$uuid~", $uuid
3572	and return;	3809	and return;
3573		3810
3574	warn "uuid file written ($value).\n";	3811	trace "uuid file written ($value).\n";
3575		3812
3576	1	3813	1
3577		3814
3578	}	3815	}
3579		3816
…		…
3585	}	3822	}
3586		3823
3587	sub emergency_save() {	3824	sub emergency_save() {
3588	my $freeze_guard = cf::freeze_mainloop;	3825	my $freeze_guard = cf::freeze_mainloop;
3589		3826
3590	warn "emergency_perl_save: enter\n";	3827	info "emergency_perl_save: enter\n";
		3828
		3829	# this is a trade-off: we want to be very quick here, so
		3830	# save all maps without fsync, and later call a global sync
		3831	# (which in turn might be very very slow)
		3832	local $USE_FSYNC = 0;
3591		3833
3592	cf::sync_job {	3834	cf::sync_job {
3593	# this is a trade-off: we want to be very quick here, so	3835	cf::write_runtime_sync; # external watchdog should not bark
3594	# save all maps without fsync, and later call a global sync
3595	# (which in turn might be very very slow)
3596	local $USE_FSYNC = 0;
3597		3836
3598	# use a peculiar iteration method to avoid tripping on perl	3837	# use a peculiar iteration method to avoid tripping on perl
3599	# refcount bugs in for. also avoids problems with players	3838	# refcount bugs in for. also avoids problems with players
3600	# and maps saved/destroyed asynchronously.	3839	# and maps saved/destroyed asynchronously.
3601	warn "emergency_perl_save: begin player save\n";	3840	info "emergency_perl_save: begin player save\n";
3602	for my $login (keys %cf::PLAYER) {	3841	for my $login (keys %cf::PLAYER) {
3603	my $pl = $cf::PLAYER{$login} or next;	3842	my $pl = $cf::PLAYER{$login} or next;
3604	$pl->valid or next;	3843	$pl->valid or next;
3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3844	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3606	$pl->save;	3845	$pl->save;
3607	}	3846	}
3608	warn "emergency_perl_save: end player save\n";	3847	info "emergency_perl_save: end player save\n";
3609		3848
		3849	cf::write_runtime_sync; # external watchdog should not bark
		3850
3610	warn "emergency_perl_save: begin map save\n";	3851	info "emergency_perl_save: begin map save\n";
3611	for my $path (keys %cf::MAP) {	3852	for my $path (keys %cf::MAP) {
3612	my $map = $cf::MAP{$path} or next;	3853	my $map = $cf::MAP{$path} or next;
3613	$map->valid or next;	3854	$map->valid or next;
3614	$map->save;	3855	$map->save;
3615	}	3856	}
3616	warn "emergency_perl_save: end map save\n";	3857	info "emergency_perl_save: end map save\n";
3617		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3618	warn "emergency_perl_save: begin database checkpoint\n";	3861	info "emergency_perl_save: begin database checkpoint\n";
3619	BDB::db_env_txn_checkpoint $DB_ENV;	3862	BDB::db_env_txn_checkpoint $DB_ENV;
3620	warn "emergency_perl_save: end database checkpoint\n";	3863	info "emergency_perl_save: end database checkpoint\n";
3621		3864
3622	warn "emergency_perl_save: begin write uuid\n";	3865	info "emergency_perl_save: begin write uuid\n";
3623	write_uuid_sync 1;	3866	write_uuid_sync 1;
3624	warn "emergency_perl_save: end write uuid\n";	3867	info "emergency_perl_save: end write uuid\n";
		3868
		3869	cf::write_runtime_sync; # external watchdog should not bark
		3870
		3871	trace "emergency_perl_save: syncing database to disk";
		3872	BDB::db_env_txn_checkpoint $DB_ENV;
		3873
		3874	info "emergency_perl_save: starting sync\n";
		3875	IO::AIO::aio_sync sub {
		3876	info "emergency_perl_save: finished sync\n";
		3877	};
		3878
		3879	cf::write_runtime_sync; # external watchdog should not bark
		3880
		3881	trace "emergency_perl_save: flushing outstanding aio requests";
		3882	while (IO::AIO::nreqs || BDB::nreqs) {
		3883	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3884	}
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
3625	};	3887	};
3626		3888
3627	warn "emergency_perl_save: starting sync()\n";
3628	IO::AIO::aio_sync sub {
3629	warn "emergency_perl_save: finished sync()\n";
3630	};
3631
3632	warn "emergency_perl_save: leave\n";	3889	info "emergency_perl_save: leave\n";
3633	}	3890	}
3634		3891
3635	sub post_cleanup {	3892	sub post_cleanup {
3636	my ($make_core) = @_;	3893	my ($make_core) = @_;
3637		3894
		3895	IO::AIO::flush;
		3896
3638	warn Carp::longmess "post_cleanup backtrace"	3897	error Carp::longmess "post_cleanup backtrace"
3639	if $make_core;	3898	if $make_core;
3640		3899
3641	my $fh = pidfile;	3900	my $fh = pidfile;
3642	unlink $PIDFILE if <$fh> == $$;	3901	unlink $PIDFILE if <$fh> == $$;
3643	}	3902	}
…		…
3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3922	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3664	for my $name (keys %$leaf_symtab) {	3923	for my $name (keys %$leaf_symtab) {
3665	_gv_clear *{"$pkg$name"};	3924	_gv_clear *{"$pkg$name"};
3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3925	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3667	}	3926	}
3668	warn "cleared package $pkg\n";#d#
3669	}	3927	}
3670		3928
3671	sub do_reload_perl() {	3929	sub do_reload_perl() {
3672	# can/must only be called in main	3930	# can/must only be called in main
3673	if ($Coro::current != $Coro::main) {	3931	unless (in_main) {
3674	warn "can only reload from main coroutine";	3932	error "can only reload from main coroutine";
3675	return;	3933	return;
3676	}	3934	}
3677		3935
3678	return if $RELOAD++;	3936	return if $RELOAD++;
3679		3937
3680	my $t1 = EV::time;	3938	my $t1 = AE::time;
3681		3939
3682	while ($RELOAD) {	3940	while ($RELOAD) {
3683	warn "reloading...";	3941	cf::get_slot 0.1, -1, "reload_perl";
		3942	info "perl_reload: reloading...";
3684		3943
3685	warn "entering sync_job";	3944	trace "perl_reload: entering sync_job";
3686		3945
3687	cf::sync_job {	3946	cf::sync_job {
3688	cf::write_runtime_sync; # external watchdog should not bark
3689	cf::emergency_save;	3947	#cf::emergency_save;
3690	cf::write_runtime_sync; # external watchdog should not bark
3691		3948
3692	warn "syncing database to disk";
3693	BDB::db_env_txn_checkpoint $DB_ENV;
3694
3695	# if anything goes wrong in here, we should simply crash as we already saved
3696
3697	warn "flushing outstanding aio requests";
3698	while (IO::AIO::nreqs || BDB::nreqs) {
3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3700	}
3701
3702	warn "cancelling all extension coros";	3949	trace "perl_reload: cancelling all extension coros";
3703	$_->cancel for values %EXT_CORO;	3950	$_->cancel for values %EXT_CORO;
3704	%EXT_CORO = ();	3951	%EXT_CORO = ();
3705		3952
3706	warn "removing commands";	3953	trace "perl_reload: removing commands";
3707	%COMMAND = ();	3954	%COMMAND = ();
3708		3955
3709	warn "removing ext/exti commands";	3956	trace "perl_reload: removing ext/exti commands";
3710	%EXTCMD = ();	3957	%EXTCMD = ();
3711	%EXTICMD = ();	3958	%EXTICMD = ();
3712		3959
3713	warn "unloading/nuking all extensions";	3960	trace "perl_reload: unloading/nuking all extensions";
3714	for my $pkg (@EXTS) {	3961	for my $pkg (@EXTS) {
3715	warn "... unloading $pkg";	3962	trace "... unloading $pkg";
3716		3963
3717	if (my $cb = $pkg->can ("unload")) {	3964	if (my $cb = $pkg->can ("unload")) {
3718	eval {	3965	eval {
3719	$cb->($pkg);	3966	$cb->($pkg);
3720	1	3967	1
3721	} or warn "$pkg unloaded, but with errors: $@";	3968	} or error "$pkg unloaded, but with errors: $@";
3722	}	3969	}
3723		3970
3724	warn "... clearing $pkg";	3971	trace "... clearing $pkg";
3725	clear_package $pkg;	3972	clear_package $pkg;
3726	}	3973	}
3727		3974
3728	warn "unloading all perl modules loaded from $LIBDIR";	3975	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3729	while (my ($k, $v) = each %INC) {	3976	while (my ($k, $v) = each %INC) {
3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3977	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3731		3978
3732	warn "... unloading $k";	3979	trace "... unloading $k";
3733	delete $INC{$k};	3980	delete $INC{$k};
3734		3981
3735	$k =~ s/\.pm$//;	3982	$k =~ s/\.pm$//;
3736	$k =~ s/\//::/g;	3983	$k =~ s/\//::/g;
3737		3984
…		…
3740	}	3987	}
3741		3988
3742	clear_package $k;	3989	clear_package $k;
3743	}	3990	}
3744		3991
3745	warn "getting rid of safe::, as good as possible";	3992	trace "perl_reload: getting rid of safe::, as good as possible";
3746	clear_package "safe::$_"	3993	clear_package "safe::$_"
3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3994	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3748		3995
3749	warn "unloading cf.pm \"a bit\"";	3996	trace "perl_reload: unloading cf.pm \"a bit\"";
3750	delete $INC{"cf.pm"};	3997	delete $INC{"cf.pm"};
3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3998	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3752		3999
3753	# don't, removes xs symbols, too,	4000	# don't, removes xs symbols, too,
3754	# and global variables created in xs	4001	# and global variables created in xs
3755	#clear_package __PACKAGE__;	4002	#clear_package __PACKAGE__;
3756		4003
3757	warn "unload completed, starting to reload now";	4004	info "perl_reload: unload completed, starting to reload now";
3758		4005
3759	warn "reloading cf.pm";	4006	trace "perl_reload: reloading cf.pm";
3760	require cf;	4007	require cf;
3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4008	cf::_connect_to_perl_1;
3762		4009
3763	warn "loading config and database again";	4010	trace "perl_reload: loading config and database again";
3764	cf::reload_config;	4011	cf::reload_config;
3765		4012
3766	warn "loading extensions";	4013	trace "perl_reload: loading extensions";
3767	cf::load_extensions;	4014	cf::load_extensions;
3768		4015
3769	if ($REATTACH_ON_RELOAD) {	4016	if ($REATTACH_ON_RELOAD) {
3770	warn "reattaching attachments to objects/players";	4017	trace "perl_reload: reattaching attachments to objects/players";
3771	_global_reattach; # objects, sockets	4018	_global_reattach; # objects, sockets
3772	warn "reattaching attachments to maps";	4019	trace "perl_reload: reattaching attachments to maps";
3773	reattach $_ for values %MAP;	4020	reattach $_ for values %MAP;
3774	warn "reattaching attachments to players";	4021	trace "perl_reload: reattaching attachments to players";
3775	reattach $_ for values %PLAYER;	4022	reattach $_ for values %PLAYER;
3776	}	4023	}
3777		4024
3778	warn "running post_init jobs";	4025	cf::_post_init 1;
3779	(pop @POST_INIT)->(1) while @POST_INIT;
3780		4026
3781	warn "leaving sync_job";	4027	trace "perl_reload: leaving sync_job";
3782		4028
3783	1	4029	1
3784	} or do {	4030	} or do {
3785	warn $@;	4031	error $@;
3786	cf::cleanup "error while reloading, exiting.";	4032	cf::cleanup "perl_reload: error, exiting.";
3787	};	4033	};
3788		4034
3789	warn "reloaded";
3790	--$RELOAD;	4035	--$RELOAD;
3791	}	4036	}
3792		4037
3793	$t1 = EV::time - $t1;	4038	$t1 = AE::time - $t1;
3794	warn "reload completed in ${t1}s\n";	4039	info "perl_reload: completed in ${t1}s\n";
3795	};	4040	};
3796		4041
3797	our $RELOAD_WATCHER; # used only during reload	4042	our $RELOAD_WATCHER; # used only during reload
3798		4043
3799	sub reload_perl() {	4044	sub reload_perl() {
…		…
3801	# coro crashes during coro_state_free->destroy here.	4046	# coro crashes during coro_state_free->destroy here.
3802		4047
3803	$RELOAD_WATCHER ||= cf::async {	4048	$RELOAD_WATCHER ||= cf::async {
3804	Coro::AIO::aio_wait cache_extensions;	4049	Coro::AIO::aio_wait cache_extensions;
3805		4050
3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4051	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3807	do_reload_perl;	4052	do_reload_perl;
3808	undef $RELOAD_WATCHER;	4053	undef $RELOAD_WATCHER;
3809	};	4054	};
3810	};	4055	};
3811	}	4056	}
…		…
3820	reload_perl;	4065	reload_perl;
3821	};	4066	};
3822	}	4067	}
3823	};	4068	};
3824		4069
3825	unshift @INC, $LIBDIR;	4070	#############################################################################
3826		4071
3827	my $bug_warning = 0;	4072	my $bug_warning = 0;
3828		4073
3829	our @WAIT_FOR_TICK;	4074	our @WAIT_FOR_TICK;
3830	our @WAIT_FOR_TICK_BEGIN;	4075	our @WAIT_FOR_TICK_BEGIN;
3831		4076
3832	sub wait_for_tick {	4077	sub wait_for_tick() {
3833	return if tick_inhibit || $Coro::current == $Coro::main;	4078	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3834		4079
3835	my $signal = new Coro::Signal;	4080	my $signal = new Coro::Signal;
3836	push @WAIT_FOR_TICK, $signal;	4081	push @WAIT_FOR_TICK, $signal;
3837	$signal->wait;	4082	$signal->wait;
3838	}	4083	}
3839		4084
3840	sub wait_for_tick_begin {	4085	sub wait_for_tick_begin() {
3841	return if tick_inhibit || $Coro::current == $Coro::main;	4086	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3842		4087
3843	my $signal = new Coro::Signal;	4088	my $signal = new Coro::Signal;
3844	push @WAIT_FOR_TICK_BEGIN, $signal;	4089	push @WAIT_FOR_TICK_BEGIN, $signal;
3845	$signal->wait;	4090	$signal->wait;
3846	}	4091	}
…		…
3852	return;	4097	return;
3853	}	4098	}
3854		4099
3855	cf::server_tick; # one server iteration	4100	cf::server_tick; # one server iteration
3856		4101
		4102	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4103
3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4104	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3858	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4105	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3859	Coro::async_pool {	4106	Coro::async_pool {
3860	$Coro::current->{desc} = "runtime saver";	4107	$Coro::current->{desc} = "runtime saver";
3861	write_runtime_sync	4108	write_runtime_sync
3862	or warn "ERROR: unable to write runtime file: $!";	4109	or error "ERROR: unable to write runtime file: $!";
3863	};	4110	};
3864	}	4111	}
3865		4112
3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4113	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3867	$sig->send;	4114	$sig->send;
…		…
3875		4122
3876	if (0) {	4123	if (0) {
3877	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3878	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3879	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3880	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3881	}	4128	}
3882	}	4129	}
3883	}	4130	}
3884		4131
3885	{	4132	{
3886	# configure BDB	4133	# configure BDB
3887		4134
3888	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3889	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3890	$AnyEvent::BDB::WATCHER->priority (1);	4137	$AnyEvent::BDB::WATCHER->priority (1);
3891		4138
3892	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3893	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
…		…
3930	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3931	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3932	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3933	}	4180	}
3934		4181
3935	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3936		4184
3937	sub _log_backtrace {	4185	sub _log_backtrace {
3938	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3939		4187
3940	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3941		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3942	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3943	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3944	++$_log_backtrace;	4196	++$_log_backtrace;
3945	my $perl_bt = Carp::longmess $msg;	4197	my $perl_bt = Carp::longmess $msg;
3946	async {	4198	async {
3947	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3948		4200
…		…
3968	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3969	--$_log_backtrace;	4221	--$_log_backtrace;
3970	};	4222	};
3971	} else {	4223	} else {
3972	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3973	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3974	}	4226	}
3975	}	4227	}
3976		4228
3977	# load additional modules	4229	# load additional modules
3978	require "cf/$_.pm" for @EXTRA_MODULES;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3979		4232
3980	END { cf::emergency_save }	4233	END { cf::emergency_save }
3981		4234
3982	1	4235	1
3983		4236

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