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Revision 1.472 by root, Sat Jun 6 21:43:13 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
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	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;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
92	our $DATADIR = datadir;	99	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
96	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		112
105	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;
106		120
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	123	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	129	our $DB_ENV;
116		130
117	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		132
119	our %CFG;	133	our %CFG;
120		134
121	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	136	our $RUNTIME;
…		…
134	our $JITTER; # average jitter	148	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
136		150
137	our @POST_INIT;	151	our @POST_INIT;
138		152
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
140		155
141	binmode STDOUT;	156	binmode STDOUT;
142	binmode STDERR;	157	binmode STDERR;
143		158
144	# read virtual server time, if available	159	# read virtual server time, if available
…		…
155		170
156	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
157		172
158	sub cf::map::normalise;	173	sub cf::map::normalise;
159		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		189
160	#############################################################################	190	#############################################################################
161		191
162	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
163		193
164	=over 4	194	=over 4
…		…
205	from wherever your confdir points to.	235	from wherever your confdir points to.
206		236
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		238
209	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
210	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
211	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.
212		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
213	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
214		249
215	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
216	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
217	that call.	252	that call.
218		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
219	=back	260	=back
220		261
221	=cut	262	=cut
222		263
223	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	271	my $msg = join "", @_;
226		272
227	$msg .= "\n"	273	$msg .= "\n"
228	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
229		275
230	$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;
231		277
232	LOG llevError, $msg;	278	LOG llevWarn, $msg;
233	};	279	};
234	}
235		280
236	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
238		283
239	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	288	return;#d#
242	}#d#	289	}#d#
243		290
244	# kill coroutine otherwise	291	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	292	Coro::terminate
247	};	293	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		294
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	312	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	314	}
271		315
272	$EV::DIED = sub {	316	$EV::DIED = sub {
273	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
274	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
275		324
276	#############################################################################	325	#############################################################################
277		326
278	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
279		328
…		…
300	$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;
301	$d	350	$d
302	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
303	}	352	}
304		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
305	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
306		369
307	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
308		371
309	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
315	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
316		379
317	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
319		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
320	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
321		415
322	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,
323	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
324		418
325	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
326	is a reload or not.	420	is a reload or not.
327		421
328	=cut	422	=cut
329		423
330	sub post_init(&) {	424	sub post_init(&) {
331	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	}
332	}	443	}
333		444
334	=item cf::lock_wait $string	445	=item cf::lock_wait $string
335		446
336	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	486	}
376		487
377	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
378		489
379	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
380	get spread over timer.	491	get spread over time.
381		492
382	=cut	493	=cut
383		494
384	sub periodic($$) {	495	sub periodic($$) {
385	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
390	}	501	}
391		502
392	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
393		504
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	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
396	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.
397		512
398	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
399	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
400		515
401	Useful for short background jobs.	516	Useful for short background jobs.
402		517
403	=cut	518	=cut
404		519
405	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
407		523
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
411		527
412	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
413		530
414	while () {	531	while () {
415	next_job:	532	next_job:
		533
416	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	535
418	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	540	$job->[2]->send;
422	Coro::cede;	541	Coro::cede;
423	goto next_job;	542	goto next_job;
424	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	545	}
426	}	546	}
427		547
428	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
429	# 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
430	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
431	$signal->wait;	551	$signal->wait;
432	} else {	552	} else {
		553	$busy = 0;
433	Coro::schedule;	554	Coro::schedule;
434	}	555	}
435	}	556	}
436	};	557	};
437		558
438	sub get_slot($;$$) {	559	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
440		561
441	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
442		563
443	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
444	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
445		567
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
474	=cut	596	=cut
475		597
476	sub sync_job(&) {	598	sub sync_job(&) {
477	my ($job) = @_;	599	my ($job) = @_;
478		600
479	if ($Coro::current == $Coro::main) {	601	if (in_main) {
480	my $time = EV::time;	602	my $time = AE::time;
481		603
482	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
484		606
485	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
486		608
487	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
488		610
489	my $busy = 1;	611	my $busy = 1;
490	my @res;	612	my @res;
491		613
492	(async {	614	(async {
493	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	616	@res = eval { $job->() };
495	warn $@ if $@;	617	error $@ if $@;
496	undef $busy;	618	undef $busy;
497	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
498		620
499	while ($busy) {	621	while ($busy) {
500	if (Coro::nready) {	622	if (Coro::nready) {
…		…
502	} else {	624	} else {
503	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
504	}	626	}
505	}	627	}
506		628
507	my $time = EV::time - $time;	629	my $time = AE::time - $time;
508		630
509	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
510		632
511	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
512	} else {	634	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
535		657
536	$coro	658	$coro
537	}	659	}
538		660
539	=item fork_call { }, $args	661	=item fork_call { }, @args
540		662
541	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
542	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
543	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
544	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
545		667
546	=cut	668	=cut
547		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
548	sub fork_call(&@) {	674	sub fork_call(&@) {
549	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
550		676
551	# 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,
552	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
554		680
555	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
556	reset_signals;	682	cf::post_fork;
557	&$cb	683	&$cb
558	}, @args;	684	} @args;
559		685
560	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	)
561	}	698	}
562		699
563	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
564		701
565	=cut	702	=cut
…		…
602	within each server.	739	within each server.
603		740
604	=cut	741	=cut
605		742
606	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
607	my ($name) = @_;	747	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
609		749
610	eval {	750	eval {
611	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
621	}	761	}
622		762
623	our $DB;	763	our $DB;
624		764
625	sub db_init {	765	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	766	$DB ||= db_table "db";
628	};
629	}	767	}
630		768
631	sub db_get($$) {	769	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
633		771
634	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
635	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
636		776
637	$! ? ()	777	$! ? ()
638	: $data	778	: $data
639	}
640	}	779	}
641		780
642	sub db_put($$$) {	781	sub db_put($$$) {
643	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		811
673	my @data;	812	my @data;
674	my $md5;	813	my $md5;
675		814
676	for (0 .. $#$src) {	815	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	817	}
680		818
681	# if processing is expensive, check	819	# if processing is expensive, check
682	# checksum first	820	# checksum first
683	if (1) {	821	if (1) {
…		…
700		838
701	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	840	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
704		842
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		844
707	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
710		848
…		…
720		858
721	=cut	859	=cut
722		860
723	sub datalog($@) {	861	sub datalog($@) {
724	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	864	}
727		865
728	=back	866	=back
729		867
730	=cut	868	=cut
…		…
925		1063
926	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1066
929	} elsif (ref $type) {	1067	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
931		1069
932	} else {	1070	} else {
933	shift @arg;	1071	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
935	}	1073	}
936	}	1074	}
937	}	1075	}
938		1076
939	sub _object_attach {	1077	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
950	}	1088	}
951		1089
952	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
953	} else {	1091	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1093	}
956		1094
957	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
958	}	1096	}
959		1097
…		…
1018		1156
1019	for (@$callbacks) {	1157	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1021		1159
1022	if ($@) {	1160	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1162	override;
1026	}	1163	}
1027		1164
1028	return 1 if $override;	1165	return 1 if $override;
1029	}	1166	}
…		…
1108	for (@$attach) {	1245	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1111	}	1248	}
1112	} else {	1249	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1251	}
1115	}	1252	}
1116	}	1253	}
1117		1254
1118	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1146		1283
1147	sync_job {	1284	sync_job {
1148	if (length $$rdata) {	1285	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1152		1290
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
1157	aio_close $fh;	1298	aio_close $fh;
1158		1299
1159	if (@$objs) {	1300	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
1165	aio_close $fh;	1309	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1311	}
1168	} else {	1312	} else {
1169	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1173		1317
1174	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1320	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1178	}	1322	}
1179	} else {	1323	} else {
1180	aio_unlink $filename;	1324	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1182	}	1326	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1351	$av = $st->{objs};
1208	}	1352	}
1209		1353
1210	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1213		1358
1214	($data, $av)	1359	($data, $av)
1215	}	1360	}
1216		1361
1217	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1276	}	1421	}
1277		1422
1278	use File::Glob ();	1423	use File::Glob ();
1279		1424
1280	cf::player->attach (	1425	cf::player->attach (
1281	on_command => sub {	1426	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1283		1428
1284	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1285	or return;	1430	or return;
1286		1431
…		…
1309		1454
1310	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1311	if $reply;	1456	if $reply;
1312		1457
1313	} else {	1458	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1460	}
1316		1461
1317	cf::override;	1462	cf::override;
1318	},	1463	},
1319	);	1464	);
…		…
1330		1475
1331	$grp	1476	$grp
1332	}	1477	}
1333		1478
1334	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1335	cf::sync_job {	1482	cf::sync_job {
1336	my %todo;	1483	my %todo;
1337		1484
1338	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1486	next unless -r $path;
…		…
1357		1504
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1507
1361	$ext{source} =	1508	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1364	. $source	1511	. $source
1365	. "\n};\n1";	1512	. "\n};\n1";
1366		1513
1367	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1368	}	1515	}
1369		1516
		1517	my $pass = 0;
1370	my %done;	1518	my %done;
1371	while (%todo) {	1519	while (%todo) {
1372	my $progress;	1520	my $progress;
1373		1521
		1522	++$pass;
		1523
		1524	ext:
1374	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1527	next ext
1377	unless exists $done{$_};	1528	unless exists $done{$_};
1378	}	1529	}
1379		1530
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1532
1382	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1537
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1539	if exists $v->{meta}{mandatory};
1390		1540
1391	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;
1392	}	1550	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1551	}
1398		1552
1399	skip:	1553	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	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	}
1402	}	1563	}
1403	};	1564	};
1404	}	1565	}
1405		1566
1406	#############################################################################	1567	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1491	}	1652	}
1492	}	1653	}
1493	}	1654	}
1494		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
1495	sub save($) {	1669	sub save($) {
1496	my ($pl) = @_;	1670	my ($pl) = @_;
1497		1671
1498	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1499		1673
…		…
1504		1678
1505	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1507		1681
1508	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];
1509		1686
1510	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1688	cf::cede_to_tick;
1512	}	1689	}
1513		1690
…		…
1547	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1548		1725
1549	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1550	$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
1551		1728
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1730	$pl->deactivate;
		1731
1554	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;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1557	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1558		1737
1559	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1615	\@logins	1794	\@logins
1616	}	1795	}
1617		1796
1618	=item $player->maps	1797	=item $player->maps
1619		1798
		1799	=item cf::player::maps $login
		1800
1620	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1621	player. May block.	1802	player. May block.
1622		1803
1623	=cut	1804	=cut
1624		1805
…		…
1686	=cut	1867	=cut
1687		1868
1688	sub find_by_path($) {	1869	sub find_by_path($) {
1689	my ($path) = @_;	1870	my ($path) = @_;
1690		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1691	my ($match, $specificity);	1874	my ($match, $specificity);
1692		1875
1693	for my $region (list) {	1876	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1723	sub generate_random_map {	1906	sub generate_random_map {
1724	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1725		1908
1726	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
1727		1910
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	1912	}
1743		1913
1744	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1745		1915
1746	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
…		…
1751		1921
1752	sub register {	1922	sub register {
1753	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	1924	my $pkg = caller;
1755		1925
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		1927
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1929	}
1761		1930
1762	# also paths starting with '/'	1931	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1933
1765	sub thawer_merge {	1934	sub thawer_merge {
1766	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1767		1936
1768	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1773	}	1942	}
1774		1943
1775	sub normalise {	1944	sub normalise {
1776	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1777		1946
1778	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1779		1948
1780	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1781		1950
1782	# map plan:	1951	# map plan:
1783	#	1952	#
…		…
1798	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	1968	$path = "$base/$path";
1800	}	1969	}
1801		1970
1802	for ($path) {	1971	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1806	}	1974	}
1807		1975
1808	$path	1976	$path
…		…
1822	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1823	return $self;	1991	return $self;
1824	}	1992	}
1825	}	1993	}
1826		1994
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	1996	()
1829	}	1997	}
1830		1998
		1999	# may re-bless or do other evil things
1831	sub init {	2000	sub init {
1832	my ($self) = @_;	2001	my ($self) = @_;
1833		2002
1834	$self	2003	$self
1835	}	2004	}
…		…
1954	}	2123	}
1955		2124
1956	sub find;	2125	sub find;
1957	sub find {	2126	sub find {
1958	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
		2128
		2129	cf::cede_to_tick;
1959		2130
1960	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1961		2132
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1982		2153
1983	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1984	}	2155	}
1985	}	2156	}
1986		2157
1987	sub pre_load { }	2158	sub pre_load { }
1988	sub post_load { }	2159	#sub post_load { } # XS
1989		2160
1990	sub load {	2161	sub load {
1991	my ($self) = @_;	2162	my ($self) = @_;
1992		2163
1993	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2048		2219
2049	$self->in_memory (cf::MAP_ACTIVE);	2220	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2221	}
2051		2222
2052	$self->post_load;	2223	$self->post_load;
2053	}
2054		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
2055	sub customise_for {	2231	sub customise_for {
2056	my ($self, $ob) = @_;	2232	my ($self, $ob) = @_;
2057		2233
2058	return find "~" . $ob->name . "/" . $self->{path}	2234	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2235	if $self->per_player;
…		…
2075	or next;	2251	or next;
2076	$neigh = find $neigh, $map	2252	$neigh = find $neigh, $map
2077	or next;	2253	or next;
2078	$neigh->load;	2254	$neigh->load;
2079		2255
		2256	# now find the diagonal neighbours
2080	push @neigh,	2257	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2258	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2259	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}	2260	}
2084		2261
…		…
2091	}	2268	}
2092		2269
2093	sub find_sync {	2270	sub find_sync {
2094	my ($path, $origin) = @_;	2271	my ($path, $origin) = @_;
2095		2272
2096	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
2097	}	2277	}
2098		2278
2099	sub do_load_sync {	2279	sub do_load_sync {
2100	my ($map) = @_;	2280	my ($map) = @_;
2101		2281
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2283	if $Coro::current == $Coro::main;
2104		2284
2105	cf::sync_job { $map->load };	2285	$map->load;
2106	}	2286	}
2107		2287
2108	our %MAP_PREFETCH;	2288	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2289	our $MAP_PREFETCHER = undef;
2110		2290
…		…
2136	$MAP_PREFETCHER->prio (6);	2316	$MAP_PREFETCHER->prio (6);
2137		2317
2138	()	2318	()
2139	}	2319	}
2140		2320
		2321	# common code, used by both ->save and ->swapout
2141	sub save {	2322	sub _save {
2142	my ($self) = @_;	2323	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2324
2146	$self->{last_save} = $cf::RUNTIME;	2325	$self->{last_save} = $cf::RUNTIME;
2147		2326
2148	return unless $self->dirty;	2327	return unless $self->dirty;
2149		2328
…		…
2169	} else {	2348	} else {
2170	$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);
2171	}	2350	}
2172	}	2351	}
2173		2352
		2353	sub save {
		2354	my ($self) = @_;
		2355
		2356	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2357
		2358	$self->_save;
		2359	}
		2360
2174	sub swap_out {	2361	sub swap_out {
2175	my ($self) = @_;	2362	my ($self) = @_;
2176		2363
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2364	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2365
2182	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2366	return if $self->in_memory != cf::MAP_ACTIVE;
2184	return if $self->{deny_save};	2367	return if $self->{deny_save};
		2368	return if $self->players;
2185		2369
		2370	# first deactivate the map and "unlink" it from the core
		2371	$self->deactivate;
		2372	$_->clear_links_to ($self) for values %cf::MAP;
2186	$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};
2187		2420
2188	$self->deactivate;	2421	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2422	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2423	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($self) = @_;
2195
2196	# TODO: safety, remove and allow resettable per-player maps
2197	return 1e99 if $self->{deny_reset};
2198
2199	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202	$time + $to
2203	}
2204
2205	sub should_reset {
2206	my ($self) = @_;
2207
2208	$self->reset_at <= $cf::RUNTIME
2209	}
2210
2211	sub reset {
2212	my ($self) = @_;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216	return if $self->players;
2217
2218	warn "resetting map ", $self->path;
2219
2220	$self->in_memory (cf::MAP_SWAPPED);
2221
2222	# need to save uniques path
2223	unless ($self->{deny_save}) {
2224	my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2227	if $uniq;
2228	}
2229
2230	delete $cf::MAP{$self->path};
2231
2232	$self->deactivate;
2233	$_->clear_links_to ($self) for values %cf::MAP;
2234	$self->clear;
2235		2424
2236	$self->unlink_save;	2425	$self->unlink_save;
2237	$self->destroy;	2426	$self->destroy;
2238	}	2427	}
2239		2428
…		…
2247		2436
2248	delete $cf::MAP{$self->path};	2437	delete $cf::MAP{$self->path};
2249		2438
2250	$self->unlink_save;	2439	$self->unlink_save;
2251		2440
2252	bless $self, "cf::map";	2441	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2442	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2443	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2444	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2445	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2446
…		…
2314	: normalise $_	2503	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2504	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2505	]
2317	}	2506	}
2318		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
2319	=back	2540	=back
2320		2541
2321	=head3 cf::object	2542	=head3 cf::object
2322		2543
2323	=cut	2544	=cut
…		…
2455		2676
2456	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}>).
2457		2678
2458	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.
2459	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,
2460	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
2461	map.	2682	map.
2462		2683
2463	Will never block.	2684	Will never block.
2464		2685
2465	=item $player_object->leave_link ($map, $x, $y)	2686	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2707	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2708	my ($self) = @_;
2488		2709
2489	$self->deactivate_recursive;	2710	$self->deactivate_recursive;
2490		2711
		2712	++$self->{_link_recursion};
		2713
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2714	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2715
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2716	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2717	if $self->map && $self->map->{path} ne "{link}";
2495		2718
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2719	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2720	}
2498		2721
2499	sub cf::object::player::leave_link {	2722	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2723	my ($self, $map, $x, $y) = @_;
2501		2724
…		…
2518	($x, $y) = (-1, -1)	2741	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2742	unless (defined $x) && (defined $y);
2520		2743
2521	# use -1 or undef as default coordinates, not 0, 0	2744	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2745	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2746	if $x <= 0 && $y <= 0;
2524		2747
2525	$map->load;	2748	$map->load;
2526	$map->load_neighbours;	2749	$map->load_neighbours;
2527		2750
2528	return unless $self->contr->active;	2751	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2752
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2534	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2535		2760
		2761	}
		2762
2536	=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)]])
2537		2764
2538	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
2539	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2540	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
2541	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
…		…
2548		2775
2549	our $GOTOGEN;	2776	our $GOTOGEN;
2550		2777
2551	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2552	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	}
2553		2786
2554	# 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
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2789
2557	$self->enter_link;	2790	$self->enter_link;
…		…
2581	my $map = eval {	2814	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path : undef;
2583		2816
2584	if ($map) {	2817	if ($map) {
2585	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2820	} else {
2588	$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);
2589	}	2822	}
2590		2823
2591	$map	2824	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2602	}	2835	}
2603		2836
2604	$done->() if $done;	2837	$done->($self) if $done;
2605	})->prio (1);	2838	})->prio (1);
2606	}	2839	}
2607		2840
2608	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2609		2842
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	2935	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "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. "
2704	. "Please report this to the dungeon master!",	2937	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	2938	cf::NDI_UNIQUE | cf::NDI_RED);
2706		2939
2707	warn "ERROR in enter_exit: $@";	2940	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	2941	$self->leave_link;
2709	}	2942	}
2710	})->prio (1);	2943	})->prio (1);
2711	}	2944	}
2712		2945
…		…
2724	sub cf::client::send_drawinfo {	2957	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	2958	my ($self, $text, $flags) = @_;
2726		2959
2727	utf8::encode $text;	2960	utf8::encode $text;
2728	$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);
2729	}	2987	}
2730		2988
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	2989	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		2990
2733	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
…		…
2737		2995
2738	=cut	2996	=cut
2739		2997
2740	# non-persistent channels (usually the info channel)	2998	# non-persistent channels (usually the info channel)
2741	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	},
2742	"c/identify" => {	3006	"c/identify" => {
2743	id => "infobox",	3007	id => "infobox",
2744	title => "Identify",	3008	title => "Identify",
2745	reply => undef,	3009	reply => undef,
2746	tooltip => "Items recently identified",	3010	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3012	"c/examine" => {
2749	id => "infobox",	3013	id => "infobox",
2750	title => "Examine",	3014	title => "Examine",
2751	reply => undef,	3015	reply => undef,
2752	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",
2753	},	3023	},
2754	"c/book" => {	3024	"c/book" => {
2755	id => "infobox",	3025	id => "infobox",
2756	title => "Book",	3026	title => "Book",
2757	reply => undef,	3027	reply => undef,
…		…
2873	my $pkt = "msg "	3143	my $pkt = "msg "
2874	. $self->{json_coder}->encode (	3144	. $self->{json_coder}->encode (
2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3145	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2876	);	3146	);
2877		3147
2878	# try lzf for large packets
2879	$pkt = "lzf " . Compress::LZF::compress $pkt
2880	if 1024 <= length $pkt and $self->{can_lzf};
2881
2882	# split very large packets
2883	if (8192 < length $pkt and $self->{can_lzf}) {
2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2885	$pkt = "frag";
2886	}
2887
2888	$self->send_packet ($pkt);	3148	$self->send_big_packet ($pkt);
2889	}	3149	}
2890		3150
2891	=item $client->ext_msg ($type, @msg)	3151	=item $client->ext_msg ($type, @msg)
2892		3152
2893	Sends an ext event to the client.	3153	Sends an ext event to the client.
…		…
2896		3156
2897	sub cf::client::ext_msg($$@) {	3157	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3158	my ($self, $type, @msg) = @_;
2899		3159
2900	if ($self->extcmd == 2) {	3160	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove	3162	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";	3163	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3164	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}	3165	}
2906	}	3166	}
2907		3167
2908	=item $client->ext_reply ($msgid, @msg)	3168	=item $client->ext_reply ($msgid, @msg)
2909		3169
…		…
2913		3173
2914	sub cf::client::ext_reply($$@) {	3174	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;	3175	my ($self, $id, @msg) = @_;
2916		3176
2917	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {	3179	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove	3180	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;	3181	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}	3183	}
2924	}	3184	}
2925		3185
2926	=item $success = $client->query ($flags, "text", \&cb)	3186	=item $success = $client->query ($flags, "text", \&cb)
2927		3187
…		…
2998		3258
2999	$ns->ext_reply ($reply, @reply)	3259	$ns->ext_reply ($reply, @reply)
3000	if $reply;	3260	if $reply;
3001		3261
3002	} else {	3262	} else {
3003	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";
3004	}	3264	}
3005		3265
3006	cf::override;	3266	cf::override;
3007	},	3267	},
3008	);	3268	);
…		…
3028		3288
3029	$coro	3289	$coro
3030	}	3290	}
3031		3291
3032	cf::client->attach (	3292	cf::client->attach (
3033	on_destroy => sub {	3293	on_client_destroy => sub {
3034	my ($ns) = @_;	3294	my ($ns) = @_;
3035		3295
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3296	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3297	},
3038	);	3298	);
…		…
3054	our $safe_hole = new Safe::Hole;	3314	our $safe_hole = new Safe::Hole;
3055		3315
3056	$SIG{FPE} = 'IGNORE';	3316	$SIG{FPE} = 'IGNORE';
3057		3317
3058	$safe->permit_only (Opcode::opset qw(	3318	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3319	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3320	grepstart grepwhile mapstart mapwhile
3061	sort time	3321	sort time
3062	));	3322	));
3063		3323
3064	# here we export the classes and methods available to script code	3324	# here we export the classes and methods available to script code
…		…
3089	decrease split destroy change_exp value msg lore send_msg)],	3349	decrease split destroy change_exp value msg lore send_msg)],
3090	["cf::object::player" => qw(player)],	3350	["cf::object::player" => qw(player)],
3091	["cf::player" => qw(peaceful send_msg)],	3351	["cf::player" => qw(peaceful send_msg)],
3092	["cf::map" => qw(trigger)],	3352	["cf::map" => qw(trigger)],
3093	) {	3353	) {
3094	no strict 'refs';
3095	my ($pkg, @funs) = @$_;	3354	my ($pkg, @funs) = @$_;
3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3355	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3097	for @funs;	3356	for @funs;
3098	}	3357	}
3099		3358
…		…
3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3375	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3117	$qcode =~ s/\n/\\n/g;	3376	$qcode =~ s/\n/\\n/g;
3118		3377
3119	%vars = (_dummy => 0) unless %vars;	3378	%vars = (_dummy => 0) unless %vars;
3120		3379
		3380	my @res;
3121	local $_;	3381	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3382
3124	my $eval =	3383	my $eval =
3125	"do {\n"	3384	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3385	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3386	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3387	. $code
3129	. "\n}"	3388	. "\n}"
3130	;	3389	;
3131		3390
		3391	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3392	sub_generation_inc;
		3393	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3394	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	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	}
3135		3400
3136	if ($@) {	3401	if ($@) {
3137	warn "$@";	3402	warn "$@",
3138	warn "while executing safe code '$code'\n";	3403	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3404	"with arguments " . (join " ", %vars) . "\n";
3140	}	3405	}
3141		3406
3142	wantarray ? @res : $res[0]	3407	wantarray ? @res : $res[0]
3143	}	3408	}
3144		3409
…		…
3158	=cut	3423	=cut
3159		3424
3160	sub register_script_function {	3425	sub register_script_function {
3161	my ($fun, $cb) = @_;	3426	my ($fun, $cb) = @_;
3162		3427
3163	no strict 'refs';	3428	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3429	*$fun = $safe_hole->wrap ($cb);
3165	}	3430	}
3166		3431
3167	=back	3432	=back
3168		3433
3169	=cut	3434	=cut
…		…
3178	# for this (global event?)	3443	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3444	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3445
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3446	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3447
3183	warn "loading facedata from $path\n";	3448	trace "loading facedata from $path\n";
3184		3449
3185	my $facedata;	3450	my $facedata = decode_storable load_file $path;
3186	0 < aio_load $path, $facedata
3187	or die "$path: $!";
3188
3189	$facedata = Coro::Storable::thaw $facedata;
3190		3451
3191	$facedata->{version} == 2	3452	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3453	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3454
3194	# 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]);
3195	$facedata->{resource}{"res/exp_table"} = {	3457	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,	3458	type => FT_RSRC,
3197	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),
3198	};	3461	};
3199	cf::cede_to_tick;	3462	cf::cede_to_tick;
3200		3463
3201	{	3464	{
3202	my $faces = $facedata->{faceinfo};	3465	my $faces = $facedata->{faceinfo};
…		…
3204	while (my ($face, $info) = each %$faces) {	3467	while (my ($face, $info) = each %$faces) {
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3468	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3469
3207	cf::face::set_visibility $idx, $info->{visibility};	3470	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3471	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3472	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	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} ;
3211		3475
3212	cf::cede_to_tick;	3476	cf::cede_to_tick;
3213	}	3477	}
3214		3478
3215	while (my ($face, $info) = each %$faces) {	3479	while (my ($face, $info) = each %$faces) {
…		…
3220		3484
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3485	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3486	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3487	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3488	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3489	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3490	}
3227		3491
3228	cf::cede_to_tick;	3492	cf::cede_to_tick;
3229	}	3493	}
3230	}	3494	}
…		…
3239		3503
3240	cf::anim::invalidate_all; # d'oh	3504	cf::anim::invalidate_all; # d'oh
3241	}	3505	}
3242		3506
3243	{	3507	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3508	my $res = $facedata->{resource};
3247		3509
3248	while (my ($name, $info) = each %$res) {	3510	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3511	if (defined $info->{type}) {
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3512	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3513
3253	if ($info->{type} & 1) {	3514	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3515	cf::face::set_type $idx, $info->{type};
3268	} else {	3516	} else {
3269	$RESOURCE{$name} = $info;	3517	$RESOURCE{$name} = $info; # unused
3270	}	3518	}
3271		3519
3272	cf::cede_to_tick;	3520	cf::cede_to_tick;
3273	}	3521	}
3274	}	3522	}
3275		3523
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3524	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3525
3278	1	3526	1
3279	}	3527	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3528
3301	register_exticmd fx_want => sub {	3529	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3530	my ($ns, $want) = @_;
3303		3531
3304	while (my ($k, $v) = each %$want) {	3532	while (my ($k, $v) = each %$want) {
…		…
3343	sub reload_treasures {	3571	sub reload_treasures {
3344	load_resource_file "$DATADIR/treasures"	3572	load_resource_file "$DATADIR/treasures"
3345	or die "unable to load treasurelists\n";	3573	or die "unable to load treasurelists\n";
3346	}	3574	}
3347		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
3348	sub reload_resources {	3596	sub reload_resources {
3349	warn "reloading resource files...\n";	3597	trace "reloading resource files...\n";
3350		3598
		3599	reload_exp_table;
		3600	reload_materials;
3351	reload_facedata;	3601	reload_facedata;
		3602	reload_sound;
3352	reload_archetypes;	3603	reload_archetypes;
3353	reload_regions;	3604	reload_regions;
3354	reload_treasures;	3605	reload_treasures;
3355		3606
3356	warn "finished reloading resource files\n";	3607	trace "finished reloading resource files\n";
3357	}	3608	}
3358		3609
3359	sub reload_config {	3610	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3611	trace "reloading config file...\n";
3361	or return;
3362		3612
3363	local $/;	3613	my $config = load_file "$CONFDIR/config";
3364	*CFG = YAML::Load <$fh>;	3614	utf8::decode $config;
		3615	*CFG = decode_yaml $config;
3365		3616
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3617	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3618
3368	$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};
3369	$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};
3370		3621
3371	if (exists $CFG{mlockall}) {	3622	if (exists $CFG{mlockall}) {
…		…
3394		3645
3395	seek $fh, 0, 0;	3646	seek $fh, 0, 0;
3396	print $fh $$;	3647	print $fh $$;
3397	}	3648	}
3398		3649
		3650	sub main_loop {
		3651	trace "EV::loop starting\n";
		3652	if (1) {
		3653	EV::loop;
		3654	}
		3655	trace "EV::loop returned\n";
		3656	goto &main_loop unless $REALLY_UNLOOP;
		3657	}
		3658
3399	sub main {	3659	sub main {
3400	cf::init_globals; # initialise logging	3660	cf::init_globals; # initialise logging
3401		3661
3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3662	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3403	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.";
3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3664	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3665	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3406
3407	cf::init_experience;
3408	cf::init_anim;
3409	cf::init_attackmess;
3410	cf::init_dynamic;
3411		3666
3412	$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
3413		3668
3414	# we must not ever block the main coroutine	3669	# we must not ever block the main coroutine
3415	local $Coro::idle = sub {	3670	local $Coro::idle = sub {
…		…
3421	};	3676	};
3422		3677
3423	evthread_start IO::AIO::poll_fileno;	3678	evthread_start IO::AIO::poll_fileno;
3424		3679
3425	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
3426	reload_resources;	3689	reload_resources;
3427	reload_config;	3690	reload_config;
3428	db_init;	3691	db_init;
3429		3692
3430	cf::load_settings;
3431	cf::load_materials;
3432	cf::init_uuid;	3693	cf::init_uuid;
3433	cf::init_signals;	3694	cf::init_signals;
3434	cf::init_commands;
3435	cf::init_skills;	3695	cf::init_skills;
3436		3696
3437	cf::init_beforeplay;	3697	cf::init_beforeplay;
3438		3698
3439	atomic;	3699	atomic;
…		…
3441	load_extensions;	3701	load_extensions;
3442		3702
3443	utime time, time, $RUNTIMEFILE;	3703	utime time, time, $RUNTIMEFILE;
3444		3704
3445	# no (long-running) fork's whatsoever before this point(!)	3705	# no (long-running) fork's whatsoever before this point(!)
		3706	use POSIX ();
3446	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};
3447		3708
3448	(pop @POST_INIT)->(0) while @POST_INIT;	3709	cf::_post_init 0;
3449	};	3710	};
3450		3711
3451	EV::loop;	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
		3720	goto &main_loop;
3452	}	3721	}
3453		3722
3454	#############################################################################	3723	#############################################################################
3455	# initialisation and cleanup	3724	# initialisation and cleanup
3456		3725
3457	# install some emergency cleanup handlers	3726	# install some emergency cleanup handlers
3458	BEGIN {	3727	BEGIN {
3459	our %SIGWATCHER = ();	3728	our %SIGWATCHER = ();
3460	for my $signal (qw(INT HUP TERM)) {	3729	for my $signal (qw(INT HUP TERM)) {
3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3730	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3462	cf::cleanup "SIG$signal";	3731	cf::cleanup "SIG$signal";
3463	};	3732	};
3464	}	3733	}
3465	}	3734	}
3466		3735
3467	sub write_runtime_sync {	3736	sub write_runtime_sync {
		3737	my $t0 = AE::time;
		3738
3468	# first touch the runtime file to show we are still running:	3739	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3740	# the fsync below can take a very very long time.
3470		3741
3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3742	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3743
3473	my $guard = cf::lock_acquire "write_runtime";	3744	my $guard = cf::lock_acquire "write_runtime";
3474		3745
3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3747	or return;
3477		3748
3478	my $value = $cf::RUNTIME + 90 + 10;	3749	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3750	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3751	# 60 allows for the watchdog to kill the server.
…		…
3493	or return;	3764	or return;
3494		3765
3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3766	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3767	and return;
3497		3768
3498	warn "runtime file written.\n";	3769	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3770
3500	1	3771	1
3501	}	3772	}
3502		3773
3503	our $uuid_lock;	3774	our $uuid_lock;
…		…
3515	or return;	3786	or return;
3516		3787
3517	my $value = uuid_seq uuid_cur;	3788	my $value = uuid_seq uuid_cur;
3518		3789
3519	unless ($value) {	3790	unless ($value) {
3520	warn "cowardly refusing to write zero uuid value!\n";	3791	info "cowardly refusing to write zero uuid value!\n";
3521	return;	3792	return;
3522	}	3793	}
3523		3794
3524	my $value = uuid_str $value + $uuid_skip;	3795	my $value = uuid_str $value + $uuid_skip;
3525	$uuid_skip = 0;	3796	$uuid_skip = 0;
…		…
3535	or return;	3806	or return;
3536		3807
3537	aio_rename "$uuid~", $uuid	3808	aio_rename "$uuid~", $uuid
3538	and return;	3809	and return;
3539		3810
3540	warn "uuid file written ($value).\n";	3811	trace "uuid file written ($value).\n";
3541		3812
3542	1	3813	1
3543		3814
3544	}	3815	}
3545		3816
…		…
3551	}	3822	}
3552		3823
3553	sub emergency_save() {	3824	sub emergency_save() {
3554	my $freeze_guard = cf::freeze_mainloop;	3825	my $freeze_guard = cf::freeze_mainloop;
3555		3826
3556	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;
3557		3833
3558	cf::sync_job {	3834	cf::sync_job {
3559	# this is a trade-off: we want to be very quick here, so	3835	cf::write_runtime_sync; # external watchdog should not bark
3560	# save all maps without fsync, and later call a global sync
3561	# (which in turn might be very very slow)
3562	local $USE_FSYNC = 0;
3563		3836
3564	# use a peculiar iteration method to avoid tripping on perl	3837	# use a peculiar iteration method to avoid tripping on perl
3565	# refcount bugs in for. also avoids problems with players	3838	# refcount bugs in for. also avoids problems with players
3566	# and maps saved/destroyed asynchronously.	3839	# and maps saved/destroyed asynchronously.
3567	warn "emergency_perl_save: begin player save\n";	3840	info "emergency_perl_save: begin player save\n";
3568	for my $login (keys %cf::PLAYER) {	3841	for my $login (keys %cf::PLAYER) {
3569	my $pl = $cf::PLAYER{$login} or next;	3842	my $pl = $cf::PLAYER{$login} or next;
3570	$pl->valid or next;	3843	$pl->valid or next;
3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3844	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3572	$pl->save;	3845	$pl->save;
3573	}	3846	}
3574	warn "emergency_perl_save: end player save\n";	3847	info "emergency_perl_save: end player save\n";
3575		3848
		3849	cf::write_runtime_sync; # external watchdog should not bark
		3850
3576	warn "emergency_perl_save: begin map save\n";	3851	info "emergency_perl_save: begin map save\n";
3577	for my $path (keys %cf::MAP) {	3852	for my $path (keys %cf::MAP) {
3578	my $map = $cf::MAP{$path} or next;	3853	my $map = $cf::MAP{$path} or next;
3579	$map->valid or next;	3854	$map->valid or next;
3580	$map->save;	3855	$map->save;
3581	}	3856	}
3582	warn "emergency_perl_save: end map save\n";	3857	info "emergency_perl_save: end map save\n";
3583		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3584	warn "emergency_perl_save: begin database checkpoint\n";	3861	info "emergency_perl_save: begin database checkpoint\n";
3585	BDB::db_env_txn_checkpoint $DB_ENV;	3862	BDB::db_env_txn_checkpoint $DB_ENV;
3586	warn "emergency_perl_save: end database checkpoint\n";	3863	info "emergency_perl_save: end database checkpoint\n";
3587		3864
3588	warn "emergency_perl_save: begin write uuid\n";	3865	info "emergency_perl_save: begin write uuid\n";
3589	write_uuid_sync 1;	3866	write_uuid_sync 1;
3590	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
3591	};	3887	};
3592		3888
3593	warn "emergency_perl_save: starting sync()\n";
3594	IO::AIO::aio_sync sub {
3595	warn "emergency_perl_save: finished sync()\n";
3596	};
3597
3598	warn "emergency_perl_save: leave\n";	3889	info "emergency_perl_save: leave\n";
3599	}	3890	}
3600		3891
3601	sub post_cleanup {	3892	sub post_cleanup {
3602	my ($make_core) = @_;	3893	my ($make_core) = @_;
3603		3894
		3895	IO::AIO::flush;
		3896
3604	warn Carp::longmess "post_cleanup backtrace"	3897	error Carp::longmess "post_cleanup backtrace"
3605	if $make_core;	3898	if $make_core;
3606		3899
3607	my $fh = pidfile;	3900	my $fh = pidfile;
3608	unlink $PIDFILE if <$fh> == $$;	3901	unlink $PIDFILE if <$fh> == $$;
3609	}	3902	}
…		…
3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3922	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3630	for my $name (keys %$leaf_symtab) {	3923	for my $name (keys %$leaf_symtab) {
3631	_gv_clear *{"$pkg$name"};	3924	_gv_clear *{"$pkg$name"};
3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3925	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3633	}	3926	}
3634	warn "cleared package $pkg\n";#d#
3635	}	3927	}
3636		3928
3637	sub do_reload_perl() {	3929	sub do_reload_perl() {
3638	# can/must only be called in main	3930	# can/must only be called in main
3639	if ($Coro::current != $Coro::main) {	3931	unless (in_main) {
3640	warn "can only reload from main coroutine";	3932	error "can only reload from main coroutine";
3641	return;	3933	return;
3642	}	3934	}
3643		3935
3644	return if $RELOAD++;	3936	return if $RELOAD++;
3645		3937
3646	my $t1 = EV::time;	3938	my $t1 = AE::time;
3647		3939
3648	while ($RELOAD) {	3940	while ($RELOAD) {
3649	warn "reloading...";	3941	cf::get_slot 0.1, -1, "reload_perl";
		3942	info "perl_reload: reloading...";
3650		3943
3651	warn "entering sync_job";	3944	trace "perl_reload: entering sync_job";
3652		3945
3653	cf::sync_job {	3946	cf::sync_job {
3654	cf::write_runtime_sync; # external watchdog should not bark
3655	cf::emergency_save;	3947	#cf::emergency_save;
3656	cf::write_runtime_sync; # external watchdog should not bark
3657		3948
3658	warn "syncing database to disk";
3659	BDB::db_env_txn_checkpoint $DB_ENV;
3660
3661	# if anything goes wrong in here, we should simply crash as we already saved
3662
3663	warn "flushing outstanding aio requests";
3664	while (IO::AIO::nreqs || BDB::nreqs) {
3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3666	}
3667
3668	warn "cancelling all extension coros";	3949	trace "perl_reload: cancelling all extension coros";
3669	$_->cancel for values %EXT_CORO;	3950	$_->cancel for values %EXT_CORO;
3670	%EXT_CORO = ();	3951	%EXT_CORO = ();
3671		3952
3672	warn "removing commands";	3953	trace "perl_reload: removing commands";
3673	%COMMAND = ();	3954	%COMMAND = ();
3674		3955
3675	warn "removing ext/exti commands";	3956	trace "perl_reload: removing ext/exti commands";
3676	%EXTCMD = ();	3957	%EXTCMD = ();
3677	%EXTICMD = ();	3958	%EXTICMD = ();
3678		3959
3679	warn "unloading/nuking all extensions";	3960	trace "perl_reload: unloading/nuking all extensions";
3680	for my $pkg (@EXTS) {	3961	for my $pkg (@EXTS) {
3681	warn "... unloading $pkg";	3962	trace "... unloading $pkg";
3682		3963
3683	if (my $cb = $pkg->can ("unload")) {	3964	if (my $cb = $pkg->can ("unload")) {
3684	eval {	3965	eval {
3685	$cb->($pkg);	3966	$cb->($pkg);
3686	1	3967	1
3687	} or warn "$pkg unloaded, but with errors: $@";	3968	} or error "$pkg unloaded, but with errors: $@";
3688	}	3969	}
3689		3970
3690	warn "... clearing $pkg";	3971	trace "... clearing $pkg";
3691	clear_package $pkg;	3972	clear_package $pkg;
3692	}	3973	}
3693		3974
3694	warn "unloading all perl modules loaded from $LIBDIR";	3975	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3695	while (my ($k, $v) = each %INC) {	3976	while (my ($k, $v) = each %INC) {
3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3977	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3697		3978
3698	warn "... unloading $k";	3979	trace "... unloading $k";
3699	delete $INC{$k};	3980	delete $INC{$k};
3700		3981
3701	$k =~ s/\.pm$//;	3982	$k =~ s/\.pm$//;
3702	$k =~ s/\//::/g;	3983	$k =~ s/\//::/g;
3703		3984
…		…
3706	}	3987	}
3707		3988
3708	clear_package $k;	3989	clear_package $k;
3709	}	3990	}
3710		3991
3711	warn "getting rid of safe::, as good as possible";	3992	trace "perl_reload: getting rid of safe::, as good as possible";
3712	clear_package "safe::$_"	3993	clear_package "safe::$_"
3713	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);
3714		3995
3715	warn "unloading cf.pm \"a bit\"";	3996	trace "perl_reload: unloading cf.pm \"a bit\"";
3716	delete $INC{"cf.pm"};	3997	delete $INC{"cf.pm"};
3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3998	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3718		3999
3719	# don't, removes xs symbols, too,	4000	# don't, removes xs symbols, too,
3720	# and global variables created in xs	4001	# and global variables created in xs
3721	#clear_package __PACKAGE__;	4002	#clear_package __PACKAGE__;
3722		4003
3723	warn "unload completed, starting to reload now";	4004	info "perl_reload: unload completed, starting to reload now";
3724		4005
3725	warn "reloading cf.pm";	4006	trace "perl_reload: reloading cf.pm";
3726	require cf;	4007	require cf;
3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4008	cf::_connect_to_perl_1;
3728		4009
3729	warn "loading config and database again";	4010	trace "perl_reload: loading config and database again";
3730	cf::reload_config;	4011	cf::reload_config;
3731		4012
3732	warn "loading extensions";	4013	trace "perl_reload: loading extensions";
3733	cf::load_extensions;	4014	cf::load_extensions;
3734		4015
3735	if ($REATTACH_ON_RELOAD) {	4016	if ($REATTACH_ON_RELOAD) {
3736	warn "reattaching attachments to objects/players";	4017	trace "perl_reload: reattaching attachments to objects/players";
3737	_global_reattach; # objects, sockets	4018	_global_reattach; # objects, sockets
3738	warn "reattaching attachments to maps";	4019	trace "perl_reload: reattaching attachments to maps";
3739	reattach $_ for values %MAP;	4020	reattach $_ for values %MAP;
3740	warn "reattaching attachments to players";	4021	trace "perl_reload: reattaching attachments to players";
3741	reattach $_ for values %PLAYER;	4022	reattach $_ for values %PLAYER;
3742	}	4023	}
3743		4024
3744	warn "running post_init jobs";	4025	cf::_post_init 1;
3745	(pop @POST_INIT)->(1) while @POST_INIT;
3746		4026
3747	warn "leaving sync_job";	4027	trace "perl_reload: leaving sync_job";
3748		4028
3749	1	4029	1
3750	} or do {	4030	} or do {
3751	warn $@;	4031	error $@;
3752	cf::cleanup "error while reloading, exiting.";	4032	cf::cleanup "perl_reload: error, exiting.";
3753	};	4033	};
3754		4034
3755	warn "reloaded";
3756	--$RELOAD;	4035	--$RELOAD;
3757	}	4036	}
3758		4037
3759	$t1 = EV::time - $t1;	4038	$t1 = AE::time - $t1;
3760	warn "reload completed in ${t1}s\n";	4039	info "perl_reload: completed in ${t1}s\n";
3761	};	4040	};
3762		4041
3763	our $RELOAD_WATCHER; # used only during reload	4042	our $RELOAD_WATCHER; # used only during reload
3764		4043
3765	sub reload_perl() {	4044	sub reload_perl() {
…		…
3767	# coro crashes during coro_state_free->destroy here.	4046	# coro crashes during coro_state_free->destroy here.
3768		4047
3769	$RELOAD_WATCHER ||= cf::async {	4048	$RELOAD_WATCHER ||= cf::async {
3770	Coro::AIO::aio_wait cache_extensions;	4049	Coro::AIO::aio_wait cache_extensions;
3771		4050
3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4051	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3773	do_reload_perl;	4052	do_reload_perl;
3774	undef $RELOAD_WATCHER;	4053	undef $RELOAD_WATCHER;
3775	};	4054	};
3776	};	4055	};
3777	}	4056	}
…		…
3786	reload_perl;	4065	reload_perl;
3787	};	4066	};
3788	}	4067	}
3789	};	4068	};
3790		4069
3791	unshift @INC, $LIBDIR;	4070	#############################################################################
3792		4071
3793	my $bug_warning = 0;	4072	my $bug_warning = 0;
3794		4073
3795	our @WAIT_FOR_TICK;	4074	our @WAIT_FOR_TICK;
3796	our @WAIT_FOR_TICK_BEGIN;	4075	our @WAIT_FOR_TICK_BEGIN;
3797		4076
3798	sub wait_for_tick {	4077	sub wait_for_tick() {
3799	return if tick_inhibit || $Coro::current == $Coro::main;	4078	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3800		4079
3801	my $signal = new Coro::Signal;	4080	my $signal = new Coro::Signal;
3802	push @WAIT_FOR_TICK, $signal;	4081	push @WAIT_FOR_TICK, $signal;
3803	$signal->wait;	4082	$signal->wait;
3804	}	4083	}
3805		4084
3806	sub wait_for_tick_begin {	4085	sub wait_for_tick_begin() {
3807	return if tick_inhibit || $Coro::current == $Coro::main;	4086	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3808		4087
3809	my $signal = new Coro::Signal;	4088	my $signal = new Coro::Signal;
3810	push @WAIT_FOR_TICK_BEGIN, $signal;	4089	push @WAIT_FOR_TICK_BEGIN, $signal;
3811	$signal->wait;	4090	$signal->wait;
3812	}	4091	}
…		…
3818	return;	4097	return;
3819	}	4098	}
3820		4099
3821	cf::server_tick; # one server iteration	4100	cf::server_tick; # one server iteration
3822		4101
		4102	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4103
3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4104	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3824	$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.;
3825	Coro::async_pool {	4106	Coro::async_pool {
3826	$Coro::current->{desc} = "runtime saver";	4107	$Coro::current->{desc} = "runtime saver";
3827	write_runtime_sync	4108	write_runtime_sync
3828	or warn "ERROR: unable to write runtime file: $!";	4109	or error "ERROR: unable to write runtime file: $!";
3829	};	4110	};
3830	}	4111	}
3831		4112
3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4113	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3833	$sig->send;	4114	$sig->send;
…		…
3841		4122
3842	if (0) {	4123	if (0) {
3843	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3844	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3846	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3847	}	4128	}
3848	}	4129	}
3849	}	4130	}
3850		4131
3851	{	4132	{
3852	# configure BDB	4133	# configure BDB
3853		4134
3854	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3855	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3856	$AnyEvent::BDB::WATCHER->priority (1);	4137	$AnyEvent::BDB::WATCHER->priority (1);
3857		4138
3858	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3859	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
…		…
3896	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3897	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3898	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3899	}	4180	}
3900		4181
3901	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3902		4184
3903	sub _log_backtrace {	4185	sub _log_backtrace {
3904	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3905		4187
3906	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3907		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3908	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3909	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3910	++$_log_backtrace;	4196	++$_log_backtrace;
3911	my $perl_bt = Carp::longmess $msg;	4197	my $perl_bt = Carp::longmess $msg;
3912	async {	4198	async {
3913	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3914		4200
…		…
3934	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3935	--$_log_backtrace;	4221	--$_log_backtrace;
3936	};	4222	};
3937	} else {	4223	} else {
3938	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3939	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3940	}	4226	}
3941	}	4227	}
3942		4228
3943	# load additional modules	4229	# load additional modules
3944	require "cf/$_.pm" for @EXTRA_MODULES;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3945		4232
3946	END { cf::emergency_save }	4233	END { cf::emergency_save }
3947		4234
3948	1	4235	1
3949		4236

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