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Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC vs.
Revision 1.560 by root, Fri Apr 22 02:03:12 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
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 off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		125
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	);
1320		1465
1321	# "readahead" all extensions	1466	# "readahead" all extensions
1322	sub cache_extensions {	1467	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1468	my $grp = IO::AIO::aio_group;
1324		1469
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1471	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1473	}
1329	};	1474	};
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	}
1402	}	1561	}
1403	};	1562	};
1404	}	1563	}
1405		1564
1406	#############################################################################	1565	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1649	$cf::PLAYER{$login} = $pl
1491	}	1650	}
1492	}	1651	}
1493	}	1652	}
1494		1653
		1654	cf::player->attach (
		1655	on_load => sub {
		1656	my ($pl, $path) = @_;
		1657
		1658	# restore slots saved in save, below
		1659	my $slots = delete $pl->{_slots};
		1660
		1661	$pl->ob->current_weapon ($slots->[0]);
		1662	$pl->combat_ob ($slots->[1]);
		1663	$pl->ranged_ob ($slots->[2]);
		1664	},
		1665	);
		1666
1495	sub save($) {	1667	sub save($) {
1496	my ($pl) = @_;	1668	my ($pl) = @_;
1497		1669
1498	return if $pl->{deny_save};	1670	return if $pl->{deny_save};
1499		1671
…		…
1504		1676
1505	aio_mkdir playerdir $pl, 0770;	1677	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1678	$pl->{last_save} = $cf::RUNTIME;
1507		1679
1508	cf::get_slot 0.01;	1680	cf::get_slot 0.01;
		1681
		1682	# save slots, to be restored later
		1683	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1684
1510	$pl->save_pl ($path);	1685	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1686	cf::cede_to_tick;
1512	}	1687	}
1513		1688
…		…
1547	my $name = $pl->ob->name;	1722	my $name = $pl->ob->name;
1548		1723
1549	$pl->{deny_save} = 1;	1724	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1725	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1726
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1727	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1728	$pl->deactivate;
		1729
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1730	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1731	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1732	ext::highscore::check ($pl->ob);
		1733
1557	$pl->ns->destroy if $pl->ns;	1734	$pl->ns->destroy if $pl->ns;
1558		1735
1559	my $path = playerdir $pl;	1736	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1737	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1738	aio_rename $path, $temp;
…		…
1615	\@logins	1792	\@logins
1616	}	1793	}
1617		1794
1618	=item $player->maps	1795	=item $player->maps
1619		1796
		1797	=item cf::player::maps $login
		1798
1620	Returns an arrayref of map paths that are private for this	1799	Returns an arrayref of map paths that are private for this
1621	player. May block.	1800	player. May block.
1622		1801
1623	=cut	1802	=cut
1624		1803
…		…
1686	=cut	1865	=cut
1687		1866
1688	sub find_by_path($) {	1867	sub find_by_path($) {
1689	my ($path) = @_;	1868	my ($path) = @_;
1690		1869
		1870	$path =~ s/^~[^\/]*//; # skip ~login
		1871
1691	my ($match, $specificity);	1872	my ($match, $specificity);
1692		1873
1693	for my $region (list) {	1874	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1875	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1876	($match, $specificity) = ($region, $region->specificity)
…		…
1723	sub generate_random_map {	1904	sub generate_random_map {
1724	my ($self, $rmp) = @_;	1905	my ($self, $rmp) = @_;
1725		1906
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1907	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		1908
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1909	$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	}	1910	}
1743		1911
1744	=item cf::map->register ($regex, $prio)	1912	=item cf::map->register ($regex, $prio)
1745		1913
1746	Register a handler for the map path matching the given regex at the	1914	Register a handler for the map path matching the given regex at the
…		…
1751		1919
1752	sub register {	1920	sub register {
1753	my (undef, $regex, $prio) = @_;	1921	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	1922	my $pkg = caller;
1755		1923
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	1924	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		1925
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1926	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1927	}
1761		1928
1762	# also paths starting with '/'	1929	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1930	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1931
1765	sub thawer_merge {	1932	sub thawer_merge {
1766	my ($self, $merge) = @_;	1933	my ($self, $merge) = @_;
1767		1934
1768	# we have to keep some variables in memory intact	1935	# we have to keep some variables in memory intact
…		…
1773	}	1940	}
1774		1941
1775	sub normalise {	1942	sub normalise {
1776	my ($path, $base) = @_;	1943	my ($path, $base) = @_;
1777		1944
1778	$path = "$path"; # make sure its a string	1945	$path = "$path"; # make sure it's a string
1779		1946
1780	$path =~ s/\.map$//;	1947	$path =~ s/\.map$//;
1781		1948
1782	# map plan:	1949	# map plan:
1783	#	1950	#
…		…
1798	$base =~ s{[^/]+/?$}{};	1965	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	1966	$path = "$base/$path";
1800	}	1967	}
1801		1968
1802	for ($path) {	1969	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	1970	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	1971	redo if s{/[^/]+/\.\./}{/};
1806	}	1972	}
1807		1973
1808	$path	1974	$path
…		…
1822	$self->init; # pass $1 etc.	1988	$self->init; # pass $1 etc.
1823	return $self;	1989	return $self;
1824	}	1990	}
1825	}	1991	}
1826		1992
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	1993	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	1994	()
1829	}	1995	}
1830		1996
1831	sub init {	1997	sub init {
1832	my ($self) = @_;	1998	my ($self) = @_;
…		…
1954	}	2120	}
1955		2121
1956	sub find;	2122	sub find;
1957	sub find {	2123	sub find {
1958	my ($path, $origin) = @_;	2124	my ($path, $origin) = @_;
		2125
		2126	cf::cede_to_tick;
1959		2127
1960	$path = normalise $path, $origin && $origin->path;	2128	$path = normalise $path, $origin && $origin->path;
1961		2129
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2130	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2131	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1982		2150
1983	$cf::MAP{$path} = $map	2151	$cf::MAP{$path} = $map
1984	}	2152	}
1985	}	2153	}
1986		2154
1987	sub pre_load { }	2155	sub pre_load { }
1988	sub post_load { }	2156	#sub post_load { } # XS
1989		2157
1990	sub load {	2158	sub load {
1991	my ($self) = @_;	2159	my ($self) = @_;
1992		2160
1993	local $self->{deny_reset} = 1; # loading can take a long time	2161	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2048		2216
2049	$self->in_memory (cf::MAP_ACTIVE);	2217	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2218	}
2051		2219
2052	$self->post_load;	2220	$self->post_load;
2053	}
2054		2221
		2222	1
		2223	}
		2224
		2225	# customize the map for a given player, i.e.
		2226	# return the _real_ map. used by e.g. per-player
		2227	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2228	sub customise_for {
2056	my ($self, $ob) = @_;	2229	my ($self, $ob) = @_;
2057		2230
2058	return find "~" . $ob->name . "/" . $self->{path}	2231	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2232	if $self->per_player;
…		…
2075	or next;	2248	or next;
2076	$neigh = find $neigh, $map	2249	$neigh = find $neigh, $map
2077	or next;	2250	or next;
2078	$neigh->load;	2251	$neigh->load;
2079		2252
		2253	# now find the diagonal neighbours
2080	push @neigh,	2254	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2255	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2256	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}	2257	}
2084		2258
…		…
2091	}	2265	}
2092		2266
2093	sub find_sync {	2267	sub find_sync {
2094	my ($path, $origin) = @_;	2268	my ($path, $origin) = @_;
2095		2269
2096	cf::sync_job { find $path, $origin }	2270	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2271	if $Coro::current == $Coro::main;
		2272
		2273	find $path, $origin
2097	}	2274	}
2098		2275
2099	sub do_load_sync {	2276	sub do_load_sync {
2100	my ($map) = @_;	2277	my ($map) = @_;
2101		2278
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2279	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2280	if $Coro::current == $Coro::main;
2104		2281
2105	cf::sync_job { $map->load };	2282	$map->load;
2106	}	2283	}
2107		2284
2108	our %MAP_PREFETCH;	2285	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2286	our $MAP_PREFETCHER = undef;
2110		2287
…		…
2136	$MAP_PREFETCHER->prio (6);	2313	$MAP_PREFETCHER->prio (6);
2137		2314
2138	()	2315	()
2139	}	2316	}
2140		2317
		2318	# common code, used by both ->save and ->swapout
2141	sub save {	2319	sub _save {
2142	my ($self) = @_;	2320	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2321
2146	$self->{last_save} = $cf::RUNTIME;	2322	$self->{last_save} = $cf::RUNTIME;
2147		2323
2148	return unless $self->dirty;	2324	return unless $self->dirty;
2149		2325
…		…
2169	} else {	2345	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2346	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2347	}
2172	}	2348	}
2173		2349
		2350	sub save {
		2351	my ($self) = @_;
		2352
		2353	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2354
		2355	$self->_save;
		2356	}
		2357
2174	sub swap_out {	2358	sub swap_out {
2175	my ($self) = @_;	2359	my ($self) = @_;
2176		2360
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2362
2182	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2363	return if $self->in_memory != cf::MAP_ACTIVE;
2184	return if $self->{deny_save};	2364	return if $self->{deny_save};
		2365	return if $self->players;
2185		2366
		2367	# first deactivate the map and "unlink" it from the core
		2368	$self->deactivate;
		2369	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->in_memory (cf::MAP_SWAPPED);	2370	$self->in_memory (cf::MAP_SWAPPED);
		2371
		2372	# then atomically save
		2373	$self->_save;
		2374
		2375	# then free the map
		2376	$self->clear;
		2377	}
		2378
		2379	sub reset_at {
		2380	my ($self) = @_;
		2381
		2382	# TODO: safety, remove and allow resettable per-player maps
		2383	return 1e99 if $self->{deny_reset};
		2384
		2385	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2386	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2387
		2388	$time + $to
		2389	}
		2390
		2391	sub should_reset {
		2392	my ($self) = @_;
		2393
		2394	$self->reset_at <= $cf::RUNTIME
		2395	}
		2396
		2397	sub reset {
		2398	my ($self) = @_;
		2399
		2400	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2401
		2402	return if $self->players;
		2403
		2404	cf::trace "resetting map ", $self->path, "\n";
		2405
		2406	$self->in_memory (cf::MAP_SWAPPED);
		2407
		2408	# need to save uniques path
		2409	unless ($self->{deny_save}) {
		2410	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2411
		2412	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2413	if $uniq;
		2414	}
		2415
		2416	delete $cf::MAP{$self->path};
2187		2417
2188	$self->deactivate;	2418	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2419	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2420	$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		2421
2236	$self->unlink_save;	2422	$self->unlink_save;
2237	$self->destroy;	2423	$self->destroy;
2238	}	2424	}
2239		2425
…		…
2247		2433
2248	delete $cf::MAP{$self->path};	2434	delete $cf::MAP{$self->path};
2249		2435
2250	$self->unlink_save;	2436	$self->unlink_save;
2251		2437
2252	bless $self, "cf::map";	2438	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2439	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2440	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2441	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2442	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2443
…		…
2314	: normalise $_	2500	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2501	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2502	]
2317	}	2503	}
2318		2504
		2505	=item cf::map::static_maps
		2506
		2507	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2508	file in the shared directory excluding F</styles> and F</editor>). May
		2509	block.
		2510
		2511	=cut
		2512
		2513	sub static_maps() {
		2514	my @dirs = "";
		2515	my @maps;
		2516
		2517	while (@dirs) {
		2518	my $dir = shift @dirs;
		2519
		2520	next if $dir eq "/styles" || $dir eq "/editor";
		2521
		2522	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2523	or return;
		2524
		2525	for (@$files) {
		2526	s/\.map$// or next;
		2527	utf8::decode $_;
		2528	push @maps, "$dir/$_";
		2529	}
		2530
		2531	push @dirs, map "$dir/$_", @$dirs;
		2532	}
		2533
		2534	\@maps
		2535	}
		2536
2319	=back	2537	=back
2320		2538
2321	=head3 cf::object	2539	=head3 cf::object
2322		2540
2323	=cut	2541	=cut
…		…
2455		2673
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2674	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2675
2458	The player should be reasonably safe there for short amounts of time (e.g.	2676	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2677	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2678	though, as the player cannot control the character while it is on the link
2461	map.	2679	map.
2462		2680
2463	Will never block.	2681	Will never block.
2464		2682
2465	=item $player_object->leave_link ($map, $x, $y)	2683	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2704	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2705	my ($self) = @_;
2488		2706
2489	$self->deactivate_recursive;	2707	$self->deactivate_recursive;
2490		2708
		2709	++$self->{_link_recursion};
		2710
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2711	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2712
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2713	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2714	if $self->map && $self->map->{path} ne "{link}";
2495		2715
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2716	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2717	}
2498		2718
2499	sub cf::object::player::leave_link {	2719	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2720	my ($self, $map, $x, $y) = @_;
2501		2721
…		…
2518	($x, $y) = (-1, -1)	2738	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2739	unless (defined $x) && (defined $y);
2520		2740
2521	# use -1 or undef as default coordinates, not 0, 0	2741	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2742	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2743	if $x <= 0 && $y <= 0;
2524		2744
2525	$map->load;	2745	$map->load;
2526	$map->load_neighbours;	2746	$map->load_neighbours;
2527		2747
2528	return unless $self->contr->active;	2748	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2749
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2750	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2751	if ($self->enter_map ($map, $x, $y)) {
2534	}	2752	# entering was successful
		2753	delete $self->{_link_recursion};
		2754	# only activate afterwards, to support waiting in hooks
		2755	$self->activate_recursive;
		2756	}
2535		2757
		2758	}
		2759
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2760	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2761
2538	Moves the player to the given map-path and coordinates by first freezing	2762	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2763	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	2764	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	2765	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2772
2549	our $GOTOGEN;	2773	our $GOTOGEN;
2550		2774
2551	sub cf::object::player::goto {	2775	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2776	my ($self, $path, $x, $y, $check, $done) = @_;
		2777
		2778	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2779	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2780	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2781	($path, $x, $y) = @$EMERGENCY_POSITION;
		2782	}
2553		2783
2554	# do generation counting so two concurrent goto's will be executed in-order	2784	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2785	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2786
2557	$self->enter_link;	2787	$self->enter_link;
…		…
2581	my $map = eval {	2811	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2812	my $map = defined $path ? cf::map::find $path : undef;
2583		2813
2584	if ($map) {	2814	if ($map) {
2585	$map = $map->customise_for ($self);	2815	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2816	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2817	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2818	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2819	}
2590		2820
2591	$map	2821	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2829	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2830	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2831	$self->leave_link ($map, $x, $y);
2602	}	2832	}
2603		2833
2604	$done->() if $done;	2834	$done->($self) if $done;
2605	})->prio (1);	2835	})->prio (1);
2606	}	2836	}
2607		2837
2608	=item $player_object->enter_exit ($exit_object)	2838	=item $player_object->enter_exit ($exit_object)
2609		2839
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	2932	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	2933	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	2934	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	2935	cf::NDI_UNIQUE | cf::NDI_RED);
2706		2936
2707	warn "ERROR in enter_exit: $@";	2937	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	2938	$self->leave_link;
2709	}	2939	}
2710	})->prio (1);	2940	})->prio (1);
2711	}	2941	}
2712		2942
…		…
2724	sub cf::client::send_drawinfo {	2954	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	2955	my ($self, $text, $flags) = @_;
2726		2956
2727	utf8::encode $text;	2957	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2958	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2959	}
		2960
		2961	=item $client->send_big_packet ($pkt)
		2962
		2963	Like C<send_packet>, but tries to compress large packets, and fragments
		2964	them as required.
		2965
		2966	=cut
		2967
		2968	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2969
		2970	sub cf::client::send_big_packet {
		2971	my ($self, $pkt) = @_;
		2972
		2973	# try lzf for large packets
		2974	$pkt = "lzf " . Compress::LZF::compress $pkt
		2975	if 1024 <= length $pkt and $self->{can_lzf};
		2976
		2977	# split very large packets
		2978	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2979	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2980	$pkt = "frag";
		2981	}
		2982
		2983	$self->send_packet ($pkt);
2729	}	2984	}
2730		2985
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	2986	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		2987
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	2988	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		2992
2738	=cut	2993	=cut
2739		2994
2740	# non-persistent channels (usually the info channel)	2995	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	2996	our %CHANNEL = (
		2997	"c/motd" => {
		2998	id => "infobox",
		2999	title => "MOTD",
		3000	reply => undef,
		3001	tooltip => "The message of the day",
		3002	},
2742	"c/identify" => {	3003	"c/identify" => {
2743	id => "infobox",	3004	id => "infobox",
2744	title => "Identify",	3005	title => "Identify",
2745	reply => undef,	3006	reply => undef,
2746	tooltip => "Items recently identified",	3007	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3009	"c/examine" => {
2749	id => "infobox",	3010	id => "infobox",
2750	title => "Examine",	3011	title => "Examine",
2751	reply => undef,	3012	reply => undef,
2752	tooltip => "Signs and other items you examined",	3013	tooltip => "Signs and other items you examined",
		3014	},
		3015	"c/shopinfo" => {
		3016	id => "infobox",
		3017	title => "Shop Info",
		3018	reply => undef,
		3019	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3020	},
2754	"c/book" => {	3021	"c/book" => {
2755	id => "infobox",	3022	id => "infobox",
2756	title => "Book",	3023	title => "Book",
2757	reply => undef,	3024	reply => undef,
…		…
2785	id => "infobox",	3052	id => "infobox",
2786	title => "Skills",	3053	title => "Skills",
2787	reply => undef,	3054	reply => undef,
2788	tooltip => "Shows your experience per skill and item power",	3055	tooltip => "Shows your experience per skill and item power",
2789	},	3056	},
		3057	"c/shopitems" => {
		3058	id => "infobox",
		3059	title => "Shop Items",
		3060	reply => undef,
		3061	tooltip => "Shows the items currently for sale in this shop",
		3062	},
2790	"c/resistances" => {	3063	"c/resistances" => {
2791	id => "infobox",	3064	id => "infobox",
2792	title => "Resistances",	3065	title => "Resistances",
2793	reply => undef,	3066	reply => undef,
2794	tooltip => "Shows your resistances",	3067	tooltip => "Shows your resistances",
…		…
2796	"c/pets" => {	3069	"c/pets" => {
2797	id => "infobox",	3070	id => "infobox",
2798	title => "Pets",	3071	title => "Pets",
2799	reply => undef,	3072	reply => undef,
2800	tooltip => "Shows information abotu your pets/a specific pet",	3073	tooltip => "Shows information abotu your pets/a specific pet",
		3074	},
		3075	"c/perceiveself" => {
		3076	id => "infobox",
		3077	title => "Perceive Self",
		3078	reply => undef,
		3079	tooltip => "You gained detailed knowledge about yourself",
2801	},	3080	},
2802	"c/uptime" => {	3081	"c/uptime" => {
2803	id => "infobox",	3082	id => "infobox",
2804	title => "Uptime",	3083	title => "Uptime",
2805	reply => undef,	3084	reply => undef,
…		…
2861	my $pkt = "msg "	3140	my $pkt = "msg "
2862	. $self->{json_coder}->encode (	3141	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3142	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	);	3143	);
2865		3144
2866	# try lzf for large packets
2867	$pkt = "lzf " . Compress::LZF::compress $pkt
2868	if 1024 <= length $pkt and $self->{can_lzf};
2869
2870	# split very large packets
2871	if (8192 < length $pkt and $self->{can_lzf}) {
2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2873	$pkt = "frag";
2874	}
2875
2876	$self->send_packet ($pkt);	3145	$self->send_big_packet ($pkt);
2877	}	3146	}
2878		3147
2879	=item $client->ext_msg ($type, @msg)	3148	=item $client->ext_msg ($type, @msg)
2880		3149
2881	Sends an ext event to the client.	3150	Sends an ext event to the client.
…		…
2884		3153
2885	sub cf::client::ext_msg($$@) {	3154	sub cf::client::ext_msg($$@) {
2886	my ($self, $type, @msg) = @_;	3155	my ($self, $type, @msg) = @_;
2887		3156
2888	if ($self->extcmd == 2) {	3157	if ($self->extcmd == 2) {
2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3158	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890	} elsif ($self->extcmd == 1) { # TODO: remove	3159	} elsif ($self->extcmd == 1) { # TODO: remove
2891	push @msg, msgtype => "event_$type";	3160	push @msg, msgtype => "event_$type";
2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893	}	3162	}
2894	}	3163	}
2895		3164
2896	=item $client->ext_reply ($msgid, @msg)	3165	=item $client->ext_reply ($msgid, @msg)
2897		3166
…		…
2901		3170
2902	sub cf::client::ext_reply($$@) {	3171	sub cf::client::ext_reply($$@) {
2903	my ($self, $id, @msg) = @_;	3172	my ($self, $id, @msg) = @_;
2904		3173
2905	if ($self->extcmd == 2) {	3174	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3175	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2907	} elsif ($self->extcmd == 1) {	3176	} elsif ($self->extcmd == 1) {
2908	#TODO: version 1, remove	3177	#TODO: version 1, remove
2909	unshift @msg, msgtype => "reply", msgid => $id;	3178	unshift @msg, msgtype => "reply", msgid => $id;
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}	3180	}
2912	}	3181	}
2913		3182
2914	=item $success = $client->query ($flags, "text", \&cb)	3183	=item $success = $client->query ($flags, "text", \&cb)
2915		3184
…		…
2986		3255
2987	$ns->ext_reply ($reply, @reply)	3256	$ns->ext_reply ($reply, @reply)
2988	if $reply;	3257	if $reply;
2989		3258
2990	} else {	3259	} else {
2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3260	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992	}	3261	}
2993		3262
2994	cf::override;	3263	cf::override;
2995	},	3264	},
2996	);	3265	);
…		…
3016		3285
3017	$coro	3286	$coro
3018	}	3287	}
3019		3288
3020	cf::client->attach (	3289	cf::client->attach (
3021	on_destroy => sub {	3290	on_client_destroy => sub {
3022	my ($ns) = @_;	3291	my ($ns) = @_;
3023		3292
3024	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3293	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3025	},	3294	},
3026	);	3295	);
…		…
3042	our $safe_hole = new Safe::Hole;	3311	our $safe_hole = new Safe::Hole;
3043		3312
3044	$SIG{FPE} = 'IGNORE';	3313	$SIG{FPE} = 'IGNORE';
3045		3314
3046	$safe->permit_only (Opcode::opset qw(	3315	$safe->permit_only (Opcode::opset qw(
3047	:base_core :base_mem :base_orig :base_math	3316	:base_core :base_mem :base_orig :base_math :base_loop
3048	grepstart grepwhile mapstart mapwhile	3317	grepstart grepwhile mapstart mapwhile
3049	sort time	3318	sort time
3050	));	3319	));
3051		3320
3052	# here we export the classes and methods available to script code	3321	# here we export the classes and methods available to script code
…		…
3077	decrease split destroy change_exp value msg lore send_msg)],	3346	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3347	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful send_msg)],	3348	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3349	["cf::map" => qw(trigger)],
3081	) {	3350	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3351	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3352	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3353	for @funs;
3086	}	3354	}
3087		3355
…		…
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3372	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3373	$qcode =~ s/\n/\\n/g;
3106		3374
3107	%vars = (_dummy => 0) unless %vars;	3375	%vars = (_dummy => 0) unless %vars;
3108		3376
		3377	my @res;
3109	local $_;	3378	local $_;
3110	local @safe::cf::_safe_eval_args = values %vars;
3111		3379
3112	my $eval =	3380	my $eval =
3113	"do {\n"	3381	"do {\n"
3114	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3382	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3115	. "#line 0 \"{$qcode}\"\n"	3383	. "#line 0 \"{$qcode}\"\n"
3116	. $code	3384	. $code
3117	. "\n}"	3385	. "\n}"
3118	;	3386	;
3119		3387
		3388	if ($CFG{safe_eval}) {
3120	sub_generation_inc;	3389	sub_generation_inc;
		3390	local @safe::cf::_safe_eval_args = values %vars;
3121	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3391	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3122	sub_generation_inc;	3392	sub_generation_inc;
		3393	} else {
		3394	local @cf::_safe_eval_args = values %vars;
		3395	@res = wantarray ? eval eval : scalar eval $eval;
		3396	}
3123		3397
3124	if ($@) {	3398	if ($@) {
3125	warn "$@";	3399	warn "$@",
3126	warn "while executing safe code '$code'\n";	3400	"while executing safe code '$code'\n",
3127	warn "with arguments " . (join " ", %vars) . "\n";	3401	"with arguments " . (join " ", %vars) . "\n";
3128	}	3402	}
3129		3403
3130	wantarray ? @res : $res[0]	3404	wantarray ? @res : $res[0]
3131	}	3405	}
3132		3406
…		…
3146	=cut	3420	=cut
3147		3421
3148	sub register_script_function {	3422	sub register_script_function {
3149	my ($fun, $cb) = @_;	3423	my ($fun, $cb) = @_;
3150		3424
3151	no strict 'refs';	3425	$fun = "safe::$fun" if $CFG{safe_eval};
3152	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3426	*$fun = $safe_hole->wrap ($cb);
3153	}	3427	}
3154		3428
3155	=back	3429	=back
3156		3430
3157	=cut	3431	=cut
…		…
3166	# for this (global event?)	3440	# for this (global event?)
3167	%ext::player_env::MUSIC_FACE_CACHE = ();	3441	%ext::player_env::MUSIC_FACE_CACHE = ();
3168		3442
3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3443	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3170		3444
3171	warn "loading facedata from $path\n";	3445	trace "loading facedata from $path\n";
3172		3446
3173	my $facedata;	3447	my $facedata = decode_storable load_file $path;
3174	0 < aio_load $path, $facedata
3175	or die "$path: $!";
3176
3177	$facedata = Coro::Storable::thaw $facedata;
3178		3448
3179	$facedata->{version} == 2	3449	$facedata->{version} == 2
3180	or cf::cleanup "$path: version mismatch, cannot proceed.";	3450	or cf::cleanup "$path: version mismatch, cannot proceed.";
3181		3451
3182	# patch in the exptable	3452	# patch in the exptable
		3453	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3183	$facedata->{resource}{"res/exp_table"} = {	3454	$facedata->{resource}{"res/exp_table"} = {
3184	type => FT_RSRC,	3455	type => FT_RSRC,
3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3456	data => $exp_table,
		3457	hash => (Digest::MD5::md5 $exp_table),
3186	};	3458	};
3187	cf::cede_to_tick;	3459	cf::cede_to_tick;
3188		3460
3189	{	3461	{
3190	my $faces = $facedata->{faceinfo};	3462	my $faces = $facedata->{faceinfo};
…		…
3192	while (my ($face, $info) = each %$faces) {	3464	while (my ($face, $info) = each %$faces) {
3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3465	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194		3466
3195	cf::face::set_visibility $idx, $info->{visibility};	3467	cf::face::set_visibility $idx, $info->{visibility};
3196	cf::face::set_magicmap $idx, $info->{magicmap};	3468	cf::face::set_magicmap $idx, $info->{magicmap};
3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3469	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3470	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3471	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3199		3472
3200	cf::cede_to_tick;	3473	cf::cede_to_tick;
3201	}	3474	}
3202		3475
3203	while (my ($face, $info) = each %$faces) {	3476	while (my ($face, $info) = each %$faces) {
…		…
3208		3481
3209	if (my $smooth = cf::face::find $info->{smooth}) {	3482	if (my $smooth = cf::face::find $info->{smooth}) {
3210	cf::face::set_smooth $idx, $smooth;	3483	cf::face::set_smooth $idx, $smooth;
3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3484	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3212	} else {	3485	} else {
3213	warn "smooth face '$info->{smooth}' not found for face '$face'";	3486	error "smooth face '$info->{smooth}' not found for face '$face'";
3214	}	3487	}
3215		3488
3216	cf::cede_to_tick;	3489	cf::cede_to_tick;
3217	}	3490	}
3218	}	3491	}
…		…
3227		3500
3228	cf::anim::invalidate_all; # d'oh	3501	cf::anim::invalidate_all; # d'oh
3229	}	3502	}
3230		3503
3231	{	3504	{
3232	# TODO: for gcfclient pleasure, we should give resources
3233	# that gcfclient doesn't grok a >10000 face index.
3234	my $res = $facedata->{resource};	3505	my $res = $facedata->{resource};
3235		3506
3236	while (my ($name, $info) = each %$res) {	3507	while (my ($name, $info) = each %$res) {
3237	if (defined $info->{type}) {	3508	if (defined $info->{type}) {
3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3509	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239	my $data;
3240		3510
3241	if ($info->{type} & 1) {	3511	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3242	# prepend meta info
3243
3244	my $meta = $enc->encode ({
3245	name => $name,
3246	%{ $info->{meta} || {} },
3247	});
3248
3249	$data = pack "(w/a*)*", $meta, $info->{data};
3250	} else {
3251	$data = $info->{data};
3252	}
3253
3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3255	cf::face::set_type $idx, $info->{type};	3512	cf::face::set_type $idx, $info->{type};
3256	} else {	3513	} else {
3257	$RESOURCE{$name} = $info;	3514	$RESOURCE{$name} = $info; # unused
3258	}	3515	}
3259		3516
3260	cf::cede_to_tick;	3517	cf::cede_to_tick;
3261	}	3518	}
3262	}	3519	}
3263		3520
3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3521	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265		3522
3266	1	3523	1
3267	}	3524	}
3268
3269	cf::global->attach (on_resource_update => sub {
3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3272
3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3274	my $sound = $soundconf->{compat}[$_]
3275	or next;
3276
3277	my $face = cf::face::find "sound/$sound->[1]";
3278	cf::sound::set $sound->[0] => $face;
3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3280	}
3281
3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
3283	my $face = cf::face::find "sound/$v";
3284	cf::sound::set $k => $face;
3285	}
3286	}
3287	});
3288		3525
3289	register_exticmd fx_want => sub {	3526	register_exticmd fx_want => sub {
3290	my ($ns, $want) = @_;	3527	my ($ns, $want) = @_;
3291		3528
3292	while (my ($k, $v) = each %$want) {	3529	while (my ($k, $v) = each %$want) {
…		…
3331	sub reload_treasures {	3568	sub reload_treasures {
3332	load_resource_file "$DATADIR/treasures"	3569	load_resource_file "$DATADIR/treasures"
3333	or die "unable to load treasurelists\n";	3570	or die "unable to load treasurelists\n";
3334	}	3571	}
3335		3572
		3573	sub reload_sound {
		3574	trace "loading sound config from $DATADIR/sound\n";
		3575
		3576	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3577
		3578	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3579	my $sound = $soundconf->{compat}[$_]
		3580	or next;
		3581
		3582	my $face = cf::face::find "sound/$sound->[1]";
		3583	cf::sound::set $sound->[0] => $face;
		3584	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3585	}
		3586
		3587	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3588	my $face = cf::face::find "sound/$v";
		3589	cf::sound::set $k => $face;
		3590	}
		3591	}
		3592
3336	sub reload_resources {	3593	sub reload_resources {
3337	warn "reloading resource files...\n";	3594	trace "reloading resource files...\n";
3338		3595
		3596	reload_exp_table;
		3597	reload_materials;
3339	reload_facedata;	3598	reload_facedata;
		3599	reload_sound;
3340	reload_archetypes;	3600	reload_archetypes;
3341	reload_regions;	3601	reload_regions;
3342	reload_treasures;	3602	reload_treasures;
3343		3603
3344	warn "finished reloading resource files\n";	3604	trace "finished reloading resource files\n";
3345	}	3605	}
3346		3606
3347	sub reload_config {	3607	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3608	trace "reloading config file...\n";
3349	or return;
3350		3609
3351	local $/;	3610	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3611	utf8::decode $config;
		3612	*CFG = decode_yaml $config;
3353		3613
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3614	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3615
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3616	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3617	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3618
3359	if (exists $CFG{mlockall}) {	3619	if (exists $CFG{mlockall}) {
…		…
3382		3642
3383	seek $fh, 0, 0;	3643	seek $fh, 0, 0;
3384	print $fh $$;	3644	print $fh $$;
3385	}	3645	}
3386		3646
		3647	sub main_loop {
		3648	trace "EV::loop starting\n";
		3649	if (1) {
		3650	EV::loop;
		3651	}
		3652	trace "EV::loop returned\n";
		3653	goto &main_loop unless $REALLY_UNLOOP;
		3654	}
		3655
3387	sub main {	3656	sub main {
3388	cf::init_globals; # initialise logging	3657	cf::init_globals; # initialise logging
3389		3658
3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3659	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3660	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3661	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3662	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394
3395	cf::init_experience;
3396	cf::init_anim;
3397	cf::init_attackmess;
3398	cf::init_dynamic;
3399		3663
3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3664	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401		3665
3402	# we must not ever block the main coroutine	3666	# we must not ever block the main coroutine
3403	local $Coro::idle = sub {	3667	local $Coro::idle = sub {
…		…
3409	};	3673	};
3410		3674
3411	evthread_start IO::AIO::poll_fileno;	3675	evthread_start IO::AIO::poll_fileno;
3412		3676
3413	cf::sync_job {	3677	cf::sync_job {
		3678	cf::incloader::init ();
		3679
		3680	cf::init_anim;
		3681	cf::init_attackmess;
		3682	cf::init_dynamic;
		3683
		3684	cf::load_settings;
		3685
3414	reload_resources;	3686	reload_resources;
3415	reload_config;	3687	reload_config;
3416	db_init;	3688	db_init;
3417		3689
3418	cf::load_settings;
3419	cf::load_materials;
3420	cf::init_uuid;	3690	cf::init_uuid;
3421	cf::init_signals;	3691	cf::init_signals;
3422	cf::init_commands;
3423	cf::init_skills;	3692	cf::init_skills;
3424		3693
3425	cf::init_beforeplay;	3694	cf::init_beforeplay;
3426		3695
3427	atomic;	3696	atomic;
…		…
3429	load_extensions;	3698	load_extensions;
3430		3699
3431	utime time, time, $RUNTIMEFILE;	3700	utime time, time, $RUNTIMEFILE;
3432		3701
3433	# no (long-running) fork's whatsoever before this point(!)	3702	# no (long-running) fork's whatsoever before this point(!)
		3703	use POSIX ();
3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3704	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435		3705
3436	(pop @POST_INIT)->(0) while @POST_INIT;	3706	cf::_post_init 0;
3437	};	3707	};
3438		3708
3439	EV::loop;	3709	cf::object::thawer::errors_are_fatal 0;
		3710	info "parse errors in files are no longer fatal from this point on.\n";
		3711
		3712	my $free_main; $free_main = EV::idle sub {
		3713	undef $free_main;
		3714	undef &main; # free gobs of memory :)
		3715	};
		3716
		3717	goto &main_loop;
3440	}	3718	}
3441		3719
3442	#############################################################################	3720	#############################################################################
3443	# initialisation and cleanup	3721	# initialisation and cleanup
3444		3722
3445	# install some emergency cleanup handlers	3723	# install some emergency cleanup handlers
3446	BEGIN {	3724	BEGIN {
3447	our %SIGWATCHER = ();	3725	our %SIGWATCHER = ();
3448	for my $signal (qw(INT HUP TERM)) {	3726	for my $signal (qw(INT HUP TERM)) {
3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3727	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3450	cf::cleanup "SIG$signal";	3728	cf::cleanup "SIG$signal";
3451	};	3729	};
3452	}	3730	}
3453	}	3731	}
3454		3732
3455	sub write_runtime_sync {	3733	sub write_runtime_sync {
		3734	my $t0 = AE::time;
		3735
3456	# first touch the runtime file to show we are still running:	3736	# first touch the runtime file to show we are still running:
3457	# the fsync below can take a very very long time.	3737	# the fsync below can take a very very long time.
3458		3738
3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3739	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460		3740
3461	my $guard = cf::lock_acquire "write_runtime";	3741	my $guard = cf::lock_acquire "write_runtime";
3462		3742
3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3743	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3464	or return;	3744	or return;
3465		3745
3466	my $value = $cf::RUNTIME + 90 + 10;	3746	my $value = $cf::RUNTIME + 90 + 10;
3467	# 10 is the runtime save interval, for a monotonic clock	3747	# 10 is the runtime save interval, for a monotonic clock
3468	# 60 allows for the watchdog to kill the server.	3748	# 60 allows for the watchdog to kill the server.
…		…
3481	or return;	3761	or return;
3482		3762
3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3763	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484	and return;	3764	and return;
3485		3765
3486	warn "runtime file written.\n";	3766	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3487		3767
3488	1	3768	1
3489	}	3769	}
3490		3770
3491	our $uuid_lock;	3771	our $uuid_lock;
…		…
3503	or return;	3783	or return;
3504		3784
3505	my $value = uuid_seq uuid_cur;	3785	my $value = uuid_seq uuid_cur;
3506		3786
3507	unless ($value) {	3787	unless ($value) {
3508	warn "cowardly refusing to write zero uuid value!\n";	3788	info "cowardly refusing to write zero uuid value!\n";
3509	return;	3789	return;
3510	}	3790	}
3511		3791
3512	my $value = uuid_str $value + $uuid_skip;	3792	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3793	$uuid_skip = 0;
…		…
3523	or return;	3803	or return;
3524		3804
3525	aio_rename "$uuid~", $uuid	3805	aio_rename "$uuid~", $uuid
3526	and return;	3806	and return;
3527		3807
3528	warn "uuid file written ($value).\n";	3808	trace "uuid file written ($value).\n";
3529		3809
3530	1	3810	1
3531		3811
3532	}	3812	}
3533		3813
…		…
3539	}	3819	}
3540		3820
3541	sub emergency_save() {	3821	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3822	my $freeze_guard = cf::freeze_mainloop;
3543		3823
3544	warn "emergency_perl_save: enter\n";	3824	info "emergency_perl_save: enter\n";
		3825
		3826	# this is a trade-off: we want to be very quick here, so
		3827	# save all maps without fsync, and later call a global sync
		3828	# (which in turn might be very very slow)
		3829	local $USE_FSYNC = 0;
3545		3830
3546	cf::sync_job {	3831	cf::sync_job {
3547	# this is a trade-off: we want to be very quick here, so	3832	cf::write_runtime_sync; # external watchdog should not bark
3548	# save all maps without fsync, and later call a global sync
3549	# (which in turn might be very very slow)
3550	local $USE_FSYNC = 0;
3551		3833
3552	# use a peculiar iteration method to avoid tripping on perl	3834	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3835	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3836	# and maps saved/destroyed asynchronously.
3555	warn "emergency_perl_save: begin player save\n";	3837	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3838	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3839	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3840	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3841	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3842	$pl->save;
3561	}	3843	}
3562	warn "emergency_perl_save: end player save\n";	3844	info "emergency_perl_save: end player save\n";
3563		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
3564	warn "emergency_perl_save: begin map save\n";	3848	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3849	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3850	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3851	$map->valid or next;
3568	$map->save;	3852	$map->save;
3569	}	3853	}
3570	warn "emergency_perl_save: end map save\n";	3854	info "emergency_perl_save: end map save\n";
3571		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
3572	warn "emergency_perl_save: begin database checkpoint\n";	3858	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3859	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "emergency_perl_save: end database checkpoint\n";	3860	info "emergency_perl_save: end database checkpoint\n";
3575		3861
3576	warn "emergency_perl_save: begin write uuid\n";	3862	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3863	write_uuid_sync 1;
3578	warn "emergency_perl_save: end write uuid\n";	3864	info "emergency_perl_save: end write uuid\n";
		3865
		3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	trace "emergency_perl_save: syncing database to disk";
		3869	BDB::db_env_txn_checkpoint $DB_ENV;
		3870
		3871	info "emergency_perl_save: starting sync\n";
		3872	IO::AIO::aio_sync sub {
		3873	info "emergency_perl_save: finished sync\n";
		3874	};
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: flushing outstanding aio requests";
		3879	while (IO::AIO::nreqs || BDB::nreqs) {
		3880	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3881	}
		3882
		3883	cf::write_runtime_sync; # external watchdog should not bark
3579	};	3884	};
3580		3885
3581	warn "emergency_perl_save: starting sync()\n";
3582	IO::AIO::aio_sync sub {
3583	warn "emergency_perl_save: finished sync()\n";
3584	};
3585
3586	warn "emergency_perl_save: leave\n";	3886	info "emergency_perl_save: leave\n";
3587	}	3887	}
3588		3888
3589	sub post_cleanup {	3889	sub post_cleanup {
3590	my ($make_core) = @_;	3890	my ($make_core) = @_;
3591		3891
		3892	IO::AIO::flush;
		3893
3592	warn Carp::longmess "post_cleanup backtrace"	3894	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	3895	if $make_core;
3594		3896
3595	my $fh = pidfile;	3897	my $fh = pidfile;
3596	unlink $PIDFILE if <$fh> == $$;	3898	unlink $PIDFILE if <$fh> == $$;
3597	}	3899	}
…		…
3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3919	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618	for my $name (keys %$leaf_symtab) {	3920	for my $name (keys %$leaf_symtab) {
3619	_gv_clear *{"$pkg$name"};	3921	_gv_clear *{"$pkg$name"};
3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3922	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621	}	3923	}
3622	warn "cleared package $pkg\n";#d#
3623	}	3924	}
3624		3925
3625	sub do_reload_perl() {	3926	sub do_reload_perl() {
3626	# can/must only be called in main	3927	# can/must only be called in main
3627	if ($Coro::current != $Coro::main) {	3928	unless (in_main) {
3628	warn "can only reload from main coroutine";	3929	error "can only reload from main coroutine";
3629	return;	3930	return;
3630	}	3931	}
3631		3932
3632	return if $RELOAD++;	3933	return if $RELOAD++;
3633		3934
3634	my $t1 = EV::time;	3935	my $t1 = AE::time;
3635		3936
3636	while ($RELOAD) {	3937	while ($RELOAD) {
3637	warn "reloading...";	3938	cf::get_slot 0.1, -1, "reload_perl";
		3939	info "perl_reload: reloading...";
3638		3940
3639	warn "entering sync_job";	3941	trace "perl_reload: entering sync_job";
3640		3942
3641	cf::sync_job {	3943	cf::sync_job {
3642	cf::write_runtime_sync; # external watchdog should not bark
3643	cf::emergency_save;	3944	#cf::emergency_save;
3644	cf::write_runtime_sync; # external watchdog should not bark
3645		3945
3646	warn "syncing database to disk";
3647	BDB::db_env_txn_checkpoint $DB_ENV;
3648
3649	# if anything goes wrong in here, we should simply crash as we already saved
3650
3651	warn "flushing outstanding aio requests";
3652	while (IO::AIO::nreqs || BDB::nreqs) {
3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3654	}
3655
3656	warn "cancelling all extension coros";	3946	trace "perl_reload: cancelling all extension coros";
3657	$_->cancel for values %EXT_CORO;	3947	$_->cancel for values %EXT_CORO;
3658	%EXT_CORO = ();	3948	%EXT_CORO = ();
3659		3949
3660	warn "removing commands";	3950	trace "perl_reload: removing commands";
3661	%COMMAND = ();	3951	%COMMAND = ();
3662		3952
3663	warn "removing ext/exti commands";	3953	trace "perl_reload: removing ext/exti commands";
3664	%EXTCMD = ();	3954	%EXTCMD = ();
3665	%EXTICMD = ();	3955	%EXTICMD = ();
3666		3956
3667	warn "unloading/nuking all extensions";	3957	trace "perl_reload: unloading/nuking all extensions";
3668	for my $pkg (@EXTS) {	3958	for my $pkg (@EXTS) {
3669	warn "... unloading $pkg";	3959	trace "... unloading $pkg";
3670		3960
3671	if (my $cb = $pkg->can ("unload")) {	3961	if (my $cb = $pkg->can ("unload")) {
3672	eval {	3962	eval {
3673	$cb->($pkg);	3963	$cb->($pkg);
3674	1	3964	1
3675	} or warn "$pkg unloaded, but with errors: $@";	3965	} or error "$pkg unloaded, but with errors: $@";
3676	}	3966	}
3677		3967
3678	warn "... clearing $pkg";	3968	trace "... clearing $pkg";
3679	clear_package $pkg;	3969	clear_package $pkg;
3680	}	3970	}
3681		3971
3682	warn "unloading all perl modules loaded from $LIBDIR";	3972	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3683	while (my ($k, $v) = each %INC) {	3973	while (my ($k, $v) = each %INC) {
3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3974	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685		3975
3686	warn "... unloading $k";	3976	trace "... unloading $k";
3687	delete $INC{$k};	3977	delete $INC{$k};
3688		3978
3689	$k =~ s/\.pm$//;	3979	$k =~ s/\.pm$//;
3690	$k =~ s/\//::/g;	3980	$k =~ s/\//::/g;
3691		3981
…		…
3694	}	3984	}
3695		3985
3696	clear_package $k;	3986	clear_package $k;
3697	}	3987	}
3698		3988
3699	warn "getting rid of safe::, as good as possible";	3989	trace "perl_reload: getting rid of safe::, as good as possible";
3700	clear_package "safe::$_"	3990	clear_package "safe::$_"
3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3991	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3702		3992
3703	warn "unloading cf.pm \"a bit\"";	3993	trace "perl_reload: unloading cf.pm \"a bit\"";
3704	delete $INC{"cf.pm"};	3994	delete $INC{"cf.pm"};
3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3995	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3706		3996
3707	# don't, removes xs symbols, too,	3997	# don't, removes xs symbols, too,
3708	# and global variables created in xs	3998	# and global variables created in xs
3709	#clear_package __PACKAGE__;	3999	#clear_package __PACKAGE__;
3710		4000
3711	warn "unload completed, starting to reload now";	4001	info "perl_reload: unload completed, starting to reload now";
3712		4002
3713	warn "reloading cf.pm";	4003	trace "perl_reload: reloading cf.pm";
3714	require cf;	4004	require cf;
3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4005	cf::_connect_to_perl_1;
3716		4006
3717	warn "loading config and database again";	4007	trace "perl_reload: loading config and database again";
3718	cf::reload_config;	4008	cf::reload_config;
3719		4009
3720	warn "loading extensions";	4010	trace "perl_reload: loading extensions";
3721	cf::load_extensions;	4011	cf::load_extensions;
3722		4012
3723	if ($REATTACH_ON_RELOAD) {	4013	if ($REATTACH_ON_RELOAD) {
3724	warn "reattaching attachments to objects/players";	4014	trace "perl_reload: reattaching attachments to objects/players";
3725	_global_reattach; # objects, sockets	4015	_global_reattach; # objects, sockets
3726	warn "reattaching attachments to maps";	4016	trace "perl_reload: reattaching attachments to maps";
3727	reattach $_ for values %MAP;	4017	reattach $_ for values %MAP;
3728	warn "reattaching attachments to players";	4018	trace "perl_reload: reattaching attachments to players";
3729	reattach $_ for values %PLAYER;	4019	reattach $_ for values %PLAYER;
3730	}	4020	}
3731		4021
3732	warn "running post_init jobs";	4022	cf::_post_init 1;
3733	(pop @POST_INIT)->(1) while @POST_INIT;
3734		4023
3735	warn "leaving sync_job";	4024	trace "perl_reload: leaving sync_job";
3736		4025
3737	1	4026	1
3738	} or do {	4027	} or do {
3739	warn $@;	4028	error $@;
3740	cf::cleanup "error while reloading, exiting.";	4029	cf::cleanup "perl_reload: error, exiting.";
3741	};	4030	};
3742		4031
3743	warn "reloaded";
3744	--$RELOAD;	4032	--$RELOAD;
3745	}	4033	}
3746		4034
3747	$t1 = EV::time - $t1;	4035	$t1 = AE::time - $t1;
3748	warn "reload completed in ${t1}s\n";	4036	info "perl_reload: completed in ${t1}s\n";
3749	};	4037	};
3750		4038
3751	our $RELOAD_WATCHER; # used only during reload	4039	our $RELOAD_WATCHER; # used only during reload
3752		4040
3753	sub reload_perl() {	4041	sub reload_perl() {
…		…
3755	# coro crashes during coro_state_free->destroy here.	4043	# coro crashes during coro_state_free->destroy here.
3756		4044
3757	$RELOAD_WATCHER ||= cf::async {	4045	$RELOAD_WATCHER ||= cf::async {
3758	Coro::AIO::aio_wait cache_extensions;	4046	Coro::AIO::aio_wait cache_extensions;
3759		4047
3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4048	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4049	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4050	undef $RELOAD_WATCHER;
3763	};	4051	};
3764	};	4052	};
3765	}	4053	}
…		…
3774	reload_perl;	4062	reload_perl;
3775	};	4063	};
3776	}	4064	}
3777	};	4065	};
3778		4066
3779	unshift @INC, $LIBDIR;	4067	#############################################################################
3780		4068
3781	my $bug_warning = 0;	4069	my $bug_warning = 0;
3782		4070
3783	our @WAIT_FOR_TICK;	4071	our @WAIT_FOR_TICK;
3784	our @WAIT_FOR_TICK_BEGIN;	4072	our @WAIT_FOR_TICK_BEGIN;
3785		4073
3786	sub wait_for_tick {	4074	sub wait_for_tick() {
3787	return if tick_inhibit || $Coro::current == $Coro::main;	4075	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3788		4076
3789	my $signal = new Coro::Signal;	4077	my $signal = new Coro::Signal;
3790	push @WAIT_FOR_TICK, $signal;	4078	push @WAIT_FOR_TICK, $signal;
3791	$signal->wait;	4079	$signal->wait;
3792	}	4080	}
3793		4081
3794	sub wait_for_tick_begin {	4082	sub wait_for_tick_begin() {
3795	return if tick_inhibit || $Coro::current == $Coro::main;	4083	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3796		4084
3797	my $signal = new Coro::Signal;	4085	my $signal = new Coro::Signal;
3798	push @WAIT_FOR_TICK_BEGIN, $signal;	4086	push @WAIT_FOR_TICK_BEGIN, $signal;
3799	$signal->wait;	4087	$signal->wait;
3800	}	4088	}
…		…
3806	return;	4094	return;
3807	}	4095	}
3808		4096
3809	cf::server_tick; # one server iteration	4097	cf::server_tick; # one server iteration
3810		4098
		4099	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4100
3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4102	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3813	Coro::async_pool {	4103	Coro::async_pool {
3814	$Coro::current->{desc} = "runtime saver";	4104	$Coro::current->{desc} = "runtime saver";
3815	write_runtime_sync	4105	write_runtime_sync
3816	or warn "ERROR: unable to write runtime file: $!";	4106	or error "ERROR: unable to write runtime file: $!";
3817	};	4107	};
3818	}	4108	}
3819		4109
3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4110	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3821	$sig->send;	4111	$sig->send;
…		…
3829		4119
3830	if (0) {	4120	if (0) {
3831	if ($NEXT_TICK) {	4121	if ($NEXT_TICK) {
3832	my $jitter = $TICK_START - $NEXT_TICK;	4122	my $jitter = $TICK_START - $NEXT_TICK;
3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4123	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834	warn "jitter $JITTER\n";#d#	4124	debug "jitter $JITTER\n";#d#
3835	}	4125	}
3836	}	4126	}
3837	}	4127	}
3838		4128
3839	{	4129	{
3840	# configure BDB	4130	# configure BDB
3841		4131
3842	BDB::min_parallel 8;	4132	BDB::min_parallel 16;
3843	BDB::max_poll_reqs $TICK * 0.1;	4133	BDB::max_poll_reqs $TICK * 0.1;
3844	$AnyEvent::BDB::WATCHER->priority (1);	4134	$AnyEvent::BDB::WATCHER->priority (1);
3845		4135
3846	unless ($DB_ENV) {	4136	unless ($DB_ENV) {
3847	$DB_ENV = BDB::db_env_create;	4137	$DB_ENV = BDB::db_env_create;
…		…
3884	IO::AIO::min_parallel 8;	4174	IO::AIO::min_parallel 8;
3885	IO::AIO::max_poll_time $TICK * 0.1;	4175	IO::AIO::max_poll_time $TICK * 0.1;
3886	undef $AnyEvent::AIO::WATCHER;	4176	undef $AnyEvent::AIO::WATCHER;
3887	}	4177	}
3888		4178
3889	my $_log_backtrace;	4179	our $_log_backtrace;
		4180	our $_log_backtrace_last;
3890		4181
3891	sub _log_backtrace {	4182	sub _log_backtrace {
3892	my ($msg, @addr) = @_;	4183	my ($msg, @addr) = @_;
3893		4184
3894	$msg =~ s/\n//;	4185	$msg =~ s/\n$//;
3895		4186
		4187	if ($_log_backtrace_last eq $msg) {
		4188	LOG llevInfo, "[ABT] $msg\n";
		4189	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3896	# limit the # of concurrent backtraces	4190	# limit the # of concurrent backtraces
3897	if ($_log_backtrace < 2) {	4191	} elsif ($_log_backtrace < 2) {
		4192	$_log_backtrace_last = $msg;
3898	++$_log_backtrace;	4193	++$_log_backtrace;
3899	my $perl_bt = Carp::longmess $msg;	4194	my $perl_bt = Carp::longmess $msg;
3900	async {	4195	async {
3901	$Coro::current->{desc} = "abt $msg";	4196	$Coro::current->{desc} = "abt $msg";
3902		4197
…		…
3922	LOG llevInfo, "[ABT] $_\n" for @bt;	4217	LOG llevInfo, "[ABT] $_\n" for @bt;
3923	--$_log_backtrace;	4218	--$_log_backtrace;
3924	};	4219	};
3925	} else {	4220	} else {
3926	LOG llevInfo, "[ABT] $msg\n";	4221	LOG llevInfo, "[ABT] $msg\n";
3927	LOG llevInfo, "[ABT] [suppressed]\n";	4222	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3928	}	4223	}
3929	}	4224	}
3930		4225
3931	# load additional modules	4226	# load additional modules
3932	require "cf/$_.pm" for @EXTRA_MODULES;	4227	require "cf/$_.pm" for @EXTRA_MODULES;
		4228	cf::_connect_to_perl_2;
3933		4229
3934	END { cf::emergency_save }	4230	END { cf::emergency_save }
3935		4231
3936	1	4232	1
3937		4233

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