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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.471 by root, Mon Apr 27 01:38:48 2009 UTC vs.
Revision 1.549 by root, Tue May 11 13:19:59 2010 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;
92	our $DATADIR = datadir;	98	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
…		…
100	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		110
105	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
106		118
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	121	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	127	our $DB_ENV;
116		128
117	our @EXTRA_MODULES = qw(pod mapscript);	129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		130
119	our %CFG;	131	our %CFG;
120		132
121	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	134	our $RUNTIME;
…		…
134	our $JITTER; # average jitter	146	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
136		148
137	our @POST_INIT;	149	our @POST_INIT;
138		150
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
140		153
141	binmode STDOUT;	154	binmode STDOUT;
142	binmode STDERR;	155	binmode STDERR;
143		156
144	# read virtual server time, if available	157	# read virtual server time, if available
…		…
155		168
156	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
157		170
158	sub cf::map::normalise;	171	sub cf::map::normalise;
159		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		187
160	#############################################################################	188	#############################################################################
161		189
162	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
163		191
164	=over 4	192	=over 4
…		…
205	from wherever your confdir points to.	233	from wherever your confdir points to.
206		234
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		236
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	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	238	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.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
213	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
214		247
215	This array contains the results of the last C<invoke ()> call. When	248	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	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	250	that call.
218		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
219	=back	258	=back
220		259
221	=cut	260	=cut
222		261
223	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	269	my $msg = join "", @_;
226		270
227	$msg .= "\n"	271	$msg .= "\n"
228	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
229		273
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		275
232	LOG llevError, $msg;	276	LOG llevWarn, $msg;
233	};	277	};
234	}
235		278
236	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
238		281
239	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	286	return;#d#
242	}#d#	287	}#d#
243		288
244	# kill coroutine otherwise	289	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	290	Coro::terminate
247	};	291	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		292
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	310	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	312	}
271		313
272	$EV::DIED = sub {	314	$EV::DIED = sub {
273	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
274	};	316	};
275		317
276	#############################################################################	318	#############################################################################
277		319
278	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		358
317	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
319		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
320	=item cf::post_init { BLOCK }	374	=item cf::post_init { BLOCK }
321		375
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	377	but I<before> the server starts ticking again.
324		378
325	The cdoeblock will have a single boolean argument to indicate whether this	379	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	380	is a reload or not.
327		381
328	=cut	382	=cut
329		383
330	sub post_init(&) {	384	sub post_init(&) {
…		…
375	}	429	}
376		430
377	=item cf::periodic $interval, $cb	431	=item cf::periodic $interval, $cb
378		432
379	Like EV::periodic, but randomly selects a starting point so that the actions	433	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	434	get spread over time.
381		435
382	=cut	436	=cut
383		437
384	sub periodic($$) {	438	sub periodic($$) {
385	my ($interval, $cb) = @_;	439	my ($interval, $cb) = @_;
…		…
402		456
403	=cut	457	=cut
404		458
405	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
407		462
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
411		466
412	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
413		469
414	while () {	470	while () {
415	next_job:	471	next_job:
		472
416	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	474
418	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	479	$job->[2]->send;
422	Coro::cede;	480	Coro::cede;
423	goto next_job;	481	goto next_job;
424	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	484	}
426	}	485	}
427		486
428	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
431	$signal->wait;	490	$signal->wait;
432	} else {	491	} else {
		492	$busy = 0;
433	Coro::schedule;	493	Coro::schedule;
434	}	494	}
435	}	495	}
436	};	496	};
437		497
438	sub get_slot($;$$) {	498	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	499	return if tick_inhibit || $Coro::current == $Coro::main;
440		500
441	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
442		502
443	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
444	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
445		506
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
474	=cut	535	=cut
475		536
476	sub sync_job(&) {	537	sub sync_job(&) {
477	my ($job) = @_;	538	my ($job) = @_;
478		539
479	if ($Coro::current == $Coro::main) {	540	if (in_main) {
480	my $time = EV::time;	541	my $time = AE::time;
481		542
482	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
484		545
485	LOG llevError, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
486		547
487	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
488		549
489	my $busy = 1;	550	my $busy = 1;
490	my @res;	551	my @res;
491		552
492	(async {	553	(async {
493	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	555	@res = eval { $job->() };
495	warn $@ if $@;	556	error $@ if $@;
496	undef $busy;	557	undef $busy;
497	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
498		559
499	while ($busy) {	560	while ($busy) {
500	if (Coro::nready) {	561	if (Coro::nready) {
…		…
502	} else {	563	} else {
503	EV::loop EV::LOOP_ONESHOT;	564	EV::loop EV::LOOP_ONESHOT;
504	}	565	}
505	}	566	}
506		567
507	my $time = EV::time - $time;	568	my $time = AE::time - $time;
508		569
509	$TICK_START += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
510		571
511	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
512	} else {	573	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
535		596
536	$coro	597	$coro
537	}	598	}
538		599
539	=item fork_call { }, $args	600	=item fork_call { }, @args
540		601
541	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	605	never block itself or use any form of event handling.
545		606
546	=cut	607	=cut
547		608
		609	sub post_fork {
		610	reset_signals;
		611	}
		612
548	sub fork_call(&@) {	613	sub fork_call(&@) {
549	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
550		615
551	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
554		619
555	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
556	reset_signals;	621	cf::post_fork;
557	&$cb	622	&$cb
558	}, @args;	623	} @args;
559		624
560	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
561	}	637	}
562		638
563	=item $coin = coin_from_name $name	639	=item $coin = coin_from_name $name
564		640
565	=cut	641	=cut
…		…
602	within each server.	678	within each server.
603		679
604	=cut	680	=cut
605		681
606	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
607	my ($name) = @_;	686	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
609		688
610	eval {	689	eval {
611	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
621	}	700	}
622		701
623	our $DB;	702	our $DB;
624		703
625	sub db_init {	704	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	705	$DB ||= db_table "db";
628	};
629	}	706	}
630		707
631	sub db_get($$) {	708	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
633		710
634	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
635	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
636		715
637	$! ? ()	716	$! ? ()
638	: $data	717	: $data
639	}
640	}	718	}
641		719
642	sub db_put($$$) {	720	sub db_put($$$) {
643	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
700		778
701	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	780	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
704		782
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		784
707	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
710		788
…		…
720		798
721	=cut	799	=cut
722		800
723	sub datalog($@) {	801	sub datalog($@) {
724	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	804	}
727		805
728	=back	806	=back
729		807
730	=cut	808	=cut
…		…
925		1003
926	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1006
929	} elsif (ref $type) {	1007	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
931		1009
932	} else {	1010	} else {
933	shift @arg;	1011	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
935	}	1013	}
936	}	1014	}
937	}	1015	}
938		1016
939	sub _object_attach {	1017	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
950	}	1028	}
951		1029
952	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
953	} else {	1031	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1033	}
956		1034
957	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
958	}	1036	}
959		1037
…		…
1018		1096
1019	for (@$callbacks) {	1097	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
1021		1099
1022	if ($@) {	1100	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1102	override;
1026	}	1103	}
1027		1104
1028	return 1 if $override;	1105	return 1 if $override;
1029	}	1106	}
…		…
1108	for (@$attach) {	1185	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1111	}	1188	}
1112	} else {	1189	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1191	}
1115	}	1192	}
1116	}	1193	}
1117		1194
1118	cf::attachable->attach (	1195	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1146		1223
1147	sync_job {	1224	sync_job {
1148	if (length $$rdata) {	1225	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1152		1230
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1232	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	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;
		1236	aio_fsync $fh;
		1237	}
1157	aio_close $fh;	1238	aio_close $fh;
1158		1239
1159	if (@$objs) {	1240	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1242	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	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;
		1247	aio_fsync $fh;
		1248	}
1165	aio_close $fh;	1249	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1251	}
1168	} else {	1252	} else {
1169	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
1173		1257
1174	$filename =~ s%/[^/]+$%%;	1258	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1259	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1260	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1178	}	1262	}
1179	} else {	1263	} else {
1180	aio_unlink $filename;	1264	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1182	}	1266	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1290	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1291	$av = $st->{objs};
1208	}	1292	}
1209		1293
1210	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1213		1298
1214	($data, $av)	1299	($data, $av)
1215	}	1300	}
1216		1301
1217	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1276	}	1361	}
1277		1362
1278	use File::Glob ();	1363	use File::Glob ();
1279		1364
1280	cf::player->attach (	1365	cf::player->attach (
1281	on_command => sub {	1366	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1283		1368
1284	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1285	or return;	1370	or return;
1286		1371
…		…
1309		1394
1310	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1311	if $reply;	1396	if $reply;
1312		1397
1313	} else {	1398	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1400	}
1316		1401
1317	cf::override;	1402	cf::override;
1318	},	1403	},
1319	);	1404	);
1320		1405
1321	# "readahead" all extensions	1406	# "readahead" all extensions
1322	sub cache_extensions {	1407	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1408	my $grp = IO::AIO::aio_group;
1324		1409
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1411	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1413	}
1329	};	1414	};
1330		1415
1331	$grp	1416	$grp
1332	}	1417	}
1333		1418
1334	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1335	cf::sync_job {	1422	cf::sync_job {
1336	my %todo;	1423	my %todo;
1337		1424
1338	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1426	next unless -r $path;
…		…
1357		1444
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1447
1361	$ext{source} =	1448	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1364	. $source	1451	. $source
1365	. "\n};\n1";	1452	. "\n};\n1";
1366		1453
1367	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1368	}	1455	}
1369		1456
		1457	my $pass = 0;
1370	my %done;	1458	my %done;
1371	while (%todo) {	1459	while (%todo) {
1372	my $progress;	1460	my $progress;
1373		1461
		1462	++$pass;
		1463
		1464	ext:
1374	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1467	next ext
1377	unless exists $done{$_};	1468	unless exists $done{$_};
1378	}	1469	}
1379		1470
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1472
1382	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1477
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1479	if exists $v->{meta}{mandatory};
1390		1480
1391	warn $msg;	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1482	delete $todo{$k};
		1483	} else {
		1484	$done{$k} = delete $todo{$k};
		1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1392	}	1490	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1491	}
1398		1492
1399	skip:	1493	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1402	}	1501	}
1403	};	1502	};
1404	}	1503	}
1405		1504
1406	#############################################################################	1505	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1491	}	1590	}
1492	}	1591	}
1493	}	1592	}
1494		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1495	sub save($) {	1607	sub save($) {
1496	my ($pl) = @_;	1608	my ($pl) = @_;
1497		1609
1498	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1499		1611
…		…
1504		1616
1505	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
1507		1619
1508	cf::get_slot 0.01;	1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1624
1510	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1626	cf::cede_to_tick;
1512	}	1627	}
1513		1628
…		…
1547	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1548		1663
1549	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1666
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1668	$pl->deactivate;
		1669
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1671	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1672	ext::highscore::check ($pl->ob);
		1673
1557	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1558		1675
1559	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1678	aio_rename $path, $temp;
…		…
1615	\@logins	1732	\@logins
1616	}	1733	}
1617		1734
1618	=item $player->maps	1735	=item $player->maps
1619		1736
		1737	=item cf::player::maps $login
		1738
1620	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1621	player. May block.	1740	player. May block.
1622		1741
1623	=cut	1742	=cut
1624		1743
…		…
1686	=cut	1805	=cut
1687		1806
1688	sub find_by_path($) {	1807	sub find_by_path($) {
1689	my ($path) = @_;	1808	my ($path) = @_;
1690		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
		1811
1691	my ($match, $specificity);	1812	my ($match, $specificity);
1692		1813
1693	for my $region (list) {	1814	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1816	($match, $specificity) = ($region, $region->specificity)
…		…
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		1848
1728	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1850	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1751		1872
1752	sub register {	1873	sub register {
1753	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	1875	my $pkg = caller;
1755		1876
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		1878
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1880	}
1761		1881
1762	# also paths starting with '/'	1882	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1884
1765	sub thawer_merge {	1885	sub thawer_merge {
1766	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1767		1887
1768	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1773	}	1893	}
1774		1894
1775	sub normalise {	1895	sub normalise {
1776	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1777		1897
1778	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1779		1899
1780	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1781		1901
1782	# map plan:	1902	# map plan:
1783	#	1903	#
…		…
1822	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1823	return $self;	1943	return $self;
1824	}	1944	}
1825	}	1945	}
1826		1946
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	1948	()
1829	}	1949	}
1830		1950
1831	sub init {	1951	sub init {
1832	my ($self) = @_;	1952	my ($self) = @_;
…		…
1954	}	2074	}
1955		2075
1956	sub find;	2076	sub find;
1957	sub find {	2077	sub find {
1958	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
		2079
		2080	cf::cede_to_tick;
1959		2081
1960	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1961		2083
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1982		2104
1983	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
1984	}	2106	}
1985	}	2107	}
1986		2108
1987	sub pre_load { }	2109	sub pre_load { }
1988	sub post_load { }	2110	#sub post_load { } # XS
1989		2111
1990	sub load {	2112	sub load {
1991	my ($self) = @_;	2113	my ($self) = @_;
1992		2114
1993	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2050	}	2172	}
2051		2173
2052	$self->post_load;	2174	$self->post_load;
2053	}	2175	}
2054		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2180	sub customise_for {
2056	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
2057		2182
2058	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2184	if $self->per_player;
…		…
2075	or next;	2200	or next;
2076	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2077	or next;	2202	or next;
2078	$neigh->load;	2203	$neigh->load;
2079		2204
		2205	# now find the diagonal neighbours
2080	push @neigh,	2206	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}	2209	}
2084		2210
…		…
2091	}	2217	}
2092		2218
2093	sub find_sync {	2219	sub find_sync {
2094	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2095		2221
2096	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2097	}	2226	}
2098		2227
2099	sub do_load_sync {	2228	sub do_load_sync {
2100	my ($map) = @_;	2229	my ($map) = @_;
2101		2230
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2104		2233
2105	cf::sync_job { $map->load };	2234	$map->load;
2106	}	2235	}
2107		2236
2108	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2110		2239
…		…
2136	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2137		2266
2138	()	2267	()
2139	}	2268	}
2140		2269
		2270	# common code, used by both ->save and ->swapout
2141	sub save {	2271	sub _save {
2142	my ($self) = @_;	2272	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2273
2146	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2147		2275
2148	return unless $self->dirty;	2276	return unless $self->dirty;
2149		2277
…		…
2169	} else {	2297	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2299	}
2172	}	2300	}
2173		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2174	sub swap_out {	2310	sub swap_out {
2175	my ($self) = @_;	2311	my ($self) = @_;
2176		2312
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2314
2182	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2315	return if $self->in_memory != cf::MAP_ACTIVE;
2184	return if $self->{deny_save};	2316	return if $self->{deny_save};
		2317	return if $self->players;
2185		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2187		2369
2188	$self->deactivate;	2370	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2372	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($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		2373
2236	$self->unlink_save;	2374	$self->unlink_save;
2237	$self->destroy;	2375	$self->destroy;
2238	}	2376	}
2239		2377
…		…
2247		2385
2248	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2249		2387
2250	$self->unlink_save;	2388	$self->unlink_save;
2251		2389
2252	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2395
…		…
2314	: normalise $_	2452	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2454	]
2317	}	2455	}
2318		2456
		2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
		2488
2319	=back	2489	=back
2320		2490
2321	=head3 cf::object	2491	=head3 cf::object
2322		2492
2323	=cut	2493	=cut
…		…
2455		2625
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2627
2458	The player should be reasonably safe there for short amounts of time (e.g.	2628	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,	2629	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	2630	though, as the player cannot control the character while it is on the link
2461	map.	2631	map.
2462		2632
2463	Will never block.	2633	Will never block.
2464		2634
2465	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2657	my ($self) = @_;
2488		2658
2489	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2490		2660
		2661	++$self->{_link_recursion};
		2662
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2664
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2495		2667
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2669	}
2498		2670
2499	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2501		2673
…		…
2518	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2520		2692
2521	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2524		2696
2525	$map->load;	2697	$map->load;
2526	$map->load_neighbours;	2698	$map->load_neighbours;
2527		2699
2528	return unless $self->contr->active;	2700	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2701
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2534	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2535		2709
		2710	}
		2711
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2713
2538	Moves the player to the given map-path and coordinates by first freezing	2714	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	2715	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	2716	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	2717	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2724
2549	our $GOTOGEN;	2725	our $GOTOGEN;
2550		2726
2551	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2553		2735
2554	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2738
2557	$self->enter_link;	2739	$self->enter_link;
…		…
2581	my $map = eval {	2763	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2583		2765
2584	if ($map) {	2766	if ($map) {
2585	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2769	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2771	}
2590		2772
2591	$map	2773	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2602	}	2784	}
2603		2785
2604	$done->() if $done;	2786	$done->($self) if $done;
2605	})->prio (1);	2787	})->prio (1);
2606	}	2788	}
2607		2789
2608	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2609		2791
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2706		2888
2707	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	2890	$self->leave_link;
2709	}	2891	}
2710	})->prio (1);	2892	})->prio (1);
2711	}	2893	}
2712		2894
…		…
2724	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2726		2908
2727	utf8::encode $text;	2909	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2729	}	2936	}
2730		2937
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		2939
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		2944
2738	=cut	2945	=cut
2739		2946
2740	# non-persistent channels (usually the info channel)	2947	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2742	"c/identify" => {	2955	"c/identify" => {
2743	id => "infobox",	2956	id => "infobox",
2744	title => "Identify",	2957	title => "Identify",
2745	reply => undef,	2958	reply => undef,
2746	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	2961	"c/examine" => {
2749	id => "infobox",	2962	id => "infobox",
2750	title => "Examine",	2963	title => "Examine",
2751	reply => undef,	2964	reply => undef,
2752	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
		2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
2753	},	2972	},
2754	"c/book" => {	2973	"c/book" => {
2755	id => "infobox",	2974	id => "infobox",
2756	title => "Book",	2975	title => "Book",
2757	reply => undef,	2976	reply => undef,
…		…
2873	my $pkt = "msg "	3092	my $pkt = "msg "
2874	. $self->{json_coder}->encode (	3093	. $self->{json_coder}->encode (
2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2876	);	3095	);
2877		3096
2878	# try lzf for large packets
2879	$pkt = "lzf " . Compress::LZF::compress $pkt
2880	if 1024 <= length $pkt and $self->{can_lzf};
2881
2882	# split very large packets
2883	if (8192 < length $pkt and $self->{can_lzf}) {
2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2885	$pkt = "frag";
2886	}
2887
2888	$self->send_packet ($pkt);	3097	$self->send_big_packet ($pkt);
2889	}	3098	}
2890		3099
2891	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2892		3101
2893	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2896		3105
2897	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2899		3108
2900	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}	3114	}
2906	}	3115	}
2907		3116
2908	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2909		3118
…		…
2913		3122
2914	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2916		3125
2917	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove	3129	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}	3132	}
2924	}	3133	}
2925		3134
2926	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2927		3136
…		…
2998		3207
2999	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
3000	if $reply;	3209	if $reply;
3001		3210
3002	} else {	3211	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3213	}
3005		3214
3006	cf::override;	3215	cf::override;
3007	},	3216	},
3008	);	3217	);
…		…
3028		3237
3029	$coro	3238	$coro
3030	}	3239	}
3031		3240
3032	cf::client->attach (	3241	cf::client->attach (
3033	on_destroy => sub {	3242	on_client_destroy => sub {
3034	my ($ns) = @_;	3243	my ($ns) = @_;
3035		3244
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3246	},
3038	);	3247	);
…		…
3054	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
3055		3264
3056	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
3057		3266
3058	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
3061	sort time	3270	sort time
3062	));	3271	));
3063		3272
3064	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
3089	decrease split destroy change_exp value msg lore send_msg)],	3298	decrease split destroy change_exp value msg lore send_msg)],
3090	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
3091	["cf::player" => qw(peaceful send_msg)],	3300	["cf::player" => qw(peaceful send_msg)],
3092	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
3093	) {	3302	) {
3094	no strict 'refs';
3095	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3097	for @funs;	3305	for @funs;
3098	}	3306	}
3099		3307
…		…
3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3117	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
3118		3326
3119	%vars = (_dummy => 0) unless %vars;	3327	%vars = (_dummy => 0) unless %vars;
3120		3328
		3329	my @res;
3121	local $_;	3330	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3331
3124	my $eval =	3332	my $eval =
3125	"do {\n"	3333	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3336	. $code
3129	. "\n}"	3337	. "\n}"
3130	;	3338	;
3131		3339
		3340	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
3135		3349
3136	if ($@) {	3350	if ($@) {
3137	warn "$@";	3351	warn "$@",
3138	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
3140	}	3354	}
3141		3355
3142	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
3143	}	3357	}
3144		3358
…		…
3158	=cut	3372	=cut
3159		3373
3160	sub register_script_function {	3374	sub register_script_function {
3161	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
3162		3376
3163	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
3165	}	3379	}
3166		3380
3167	=back	3381	=back
3168		3382
3169	=cut	3383	=cut
…		…
3178	# for this (global event?)	3392	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3394
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3396
3183	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3184		3398
3185	my $facedata;
3186	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3187	or die "$path: $!";	3400	or die "$path: $!";
3188		3401
3189	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3190		3403
3191	$facedata->{version} == 2	3404	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3406
3194	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3195	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,	3410	type => FT_RSRC,
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3198	};	3413	};
3199	cf::cede_to_tick;	3414	cf::cede_to_tick;
3200		3415
3201	{	3416	{
3202	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
…		…
3204	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3421
3207	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3211		3426
3212	cf::cede_to_tick;	3427	cf::cede_to_tick;
3213	}	3428	}
3214		3429
3215	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
…		…
3220		3435
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3439	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3441	}
3227		3442
3228	cf::cede_to_tick;	3443	cf::cede_to_tick;
3229	}	3444	}
3230	}	3445	}
…		…
3239		3454
3240	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3241	}	3456	}
3242		3457
3243	{	3458	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3247		3460
3248	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3462	if (defined $info->{type}) {
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3464
3253	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3466	cf::face::set_type $idx, $info->{type};
3268	} else {	3467	} else {
3269	$RESOURCE{$name} = $info;	3468	$RESOURCE{$name} = $info; # unused
3270	}	3469	}
3271		3470
3272	cf::cede_to_tick;	3471	cf::cede_to_tick;
3273	}	3472	}
3274	}	3473	}
3275		3474
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3476
3278	1	3477	1
3279	}	3478	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3479
3301	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3481	my ($ns, $want) = @_;
3303		3482
3304	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
…		…
3343	sub reload_treasures {	3522	sub reload_treasures {
3344	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3345	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3346	}	3525	}
3347		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3348	sub reload_resources {	3550	sub reload_resources {
3349	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3350		3552
		3553	reload_exp_table;
		3554	reload_materials;
3351	reload_facedata;	3555	reload_facedata;
		3556	reload_sound;
3352	reload_archetypes;	3557	reload_archetypes;
3353	reload_regions;	3558	reload_regions;
3354	reload_treasures;	3559	reload_treasures;
3355		3560
3356	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3357	}	3562	}
3358		3563
3359	sub reload_config {	3564	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3361	or return;
3362		3566
3363	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3364	*CFG = YAML::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3365		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3574
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3577
3371	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3394		3601
3395	seek $fh, 0, 0;	3602	seek $fh, 0, 0;
3396	print $fh $$;	3603	print $fh $$;
3397	}	3604	}
3398		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3399	sub main {	3615	sub main {
3400	cf::init_globals; # initialise logging	3616	cf::init_globals; # initialise logging
3401		3617
3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3406
3407	cf::init_experience;
3408	cf::init_anim;
3409	cf::init_attackmess;
3410	cf::init_dynamic;
3411		3622
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413		3624
3414	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3415	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
…		…
3421	};	3632	};
3422		3633
3423	evthread_start IO::AIO::poll_fileno;	3634	evthread_start IO::AIO::poll_fileno;
3424		3635
3425	cf::sync_job {	3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
3426	reload_resources;	3645	reload_resources;
3427	reload_config;	3646	reload_config;
3428	db_init;	3647	db_init;
3429		3648
3430	cf::load_settings;
3431	cf::load_materials;
3432	cf::init_uuid;	3649	cf::init_uuid;
3433	cf::init_signals;	3650	cf::init_signals;
3434	cf::init_commands;
3435	cf::init_skills;	3651	cf::init_skills;
3436		3652
3437	cf::init_beforeplay;	3653	cf::init_beforeplay;
3438		3654
3439	atomic;	3655	atomic;
…		…
3441	load_extensions;	3657	load_extensions;
3442		3658
3443	utime time, time, $RUNTIMEFILE;	3659	utime time, time, $RUNTIMEFILE;
3444		3660
3445	# no (long-running) fork's whatsoever before this point(!)	3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3447		3664
3448	(pop @POST_INIT)->(0) while @POST_INIT;	3665	(pop @POST_INIT)->(0) while @POST_INIT;
3449	};	3666	};
3450		3667
3451	EV::loop;	3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3452	}	3677	}
3453		3678
3454	#############################################################################	3679	#############################################################################
3455	# initialisation and cleanup	3680	# initialisation and cleanup
3456		3681
3457	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3458	BEGIN {	3683	BEGIN {
3459	our %SIGWATCHER = ();	3684	our %SIGWATCHER = ();
3460	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3462	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3463	};	3688	};
3464	}	3689	}
3465	}	3690	}
3466		3691
3467	sub write_runtime_sync {	3692	sub write_runtime_sync {
		3693	my $t0 = AE::time;
		3694
3468	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3470		3697
3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3699
3473	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3474		3701
3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3703	or return;
3477		3704
3478	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3493	or return;	3720	or return;
3494		3721
3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3723	and return;
3497		3724
3498	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3726
3500	1	3727	1
3501	}	3728	}
3502		3729
3503	our $uuid_lock;	3730	our $uuid_lock;
…		…
3515	or return;	3742	or return;
3516		3743
3517	my $value = uuid_seq uuid_cur;	3744	my $value = uuid_seq uuid_cur;
3518		3745
3519	unless ($value) {	3746	unless ($value) {
3520	warn "cowardly refusing to write zero uuid value!\n";	3747	info "cowardly refusing to write zero uuid value!\n";
3521	return;	3748	return;
3522	}	3749	}
3523		3750
3524	my $value = uuid_str $value + $uuid_skip;	3751	my $value = uuid_str $value + $uuid_skip;
3525	$uuid_skip = 0;	3752	$uuid_skip = 0;
…		…
3535	or return;	3762	or return;
3536		3763
3537	aio_rename "$uuid~", $uuid	3764	aio_rename "$uuid~", $uuid
3538	and return;	3765	and return;
3539		3766
3540	warn "uuid file written ($value).\n";	3767	trace "uuid file written ($value).\n";
3541		3768
3542	1	3769	1
3543		3770
3544	}	3771	}
3545		3772
…		…
3551	}	3778	}
3552		3779
3553	sub emergency_save() {	3780	sub emergency_save() {
3554	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3555		3782
3556	warn "emergency_perl_save: enter\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3557		3789
3558	cf::sync_job {	3790	cf::sync_job {
3559	# this is a trade-off: we want to be very quick here, so	3791	cf::write_runtime_sync; # external watchdog should not bark
3560	# save all maps without fsync, and later call a global sync
3561	# (which in turn might be very very slow)
3562	local $USE_FSYNC = 0;
3563		3792
3564	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3565	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3566	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3567	warn "emergency_perl_save: begin player save\n";	3796	info "emergency_perl_save: begin player save\n";
3568	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3569	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3570	$pl->valid or next;	3799	$pl->valid or next;
3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3572	$pl->save;	3801	$pl->save;
3573	}	3802	}
3574	warn "emergency_perl_save: end player save\n";	3803	info "emergency_perl_save: end player save\n";
3575		3804
		3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
3576	warn "emergency_perl_save: begin map save\n";	3807	info "emergency_perl_save: begin map save\n";
3577	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3578	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3579	$map->valid or next;	3810	$map->valid or next;
3580	$map->save;	3811	$map->save;
3581	}	3812	}
3582	warn "emergency_perl_save: end map save\n";	3813	info "emergency_perl_save: end map save\n";
3583		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
3584	warn "emergency_perl_save: begin database checkpoint\n";	3817	info "emergency_perl_save: begin database checkpoint\n";
3585	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3586	warn "emergency_perl_save: end database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
3587		3820
3588	warn "emergency_perl_save: begin write uuid\n";	3821	info "emergency_perl_save: begin write uuid\n";
3589	write_uuid_sync 1;	3822	write_uuid_sync 1;
3590	warn "emergency_perl_save: end write uuid\n";	3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3591	};	3843	};
3592		3844
3593	warn "emergency_perl_save: starting sync()\n";
3594	IO::AIO::aio_sync sub {
3595	warn "emergency_perl_save: finished sync()\n";
3596	};
3597
3598	warn "emergency_perl_save: leave\n";	3845	info "emergency_perl_save: leave\n";
3599	}	3846	}
3600		3847
3601	sub post_cleanup {	3848	sub post_cleanup {
3602	my ($make_core) = @_;	3849	my ($make_core) = @_;
3603		3850
		3851	IO::AIO::flush;
		3852
3604	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3605	if $make_core;	3854	if $make_core;
3606		3855
3607	my $fh = pidfile;	3856	my $fh = pidfile;
3608	unlink $PIDFILE if <$fh> == $$;	3857	unlink $PIDFILE if <$fh> == $$;
3609	}	3858	}
…		…
3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3630	for my $name (keys %$leaf_symtab) {	3879	for my $name (keys %$leaf_symtab) {
3631	_gv_clear *{"$pkg$name"};	3880	_gv_clear *{"$pkg$name"};
3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3633	}	3882	}
3634	warn "cleared package $pkg\n";#d#
3635	}	3883	}
3636		3884
3637	sub do_reload_perl() {	3885	sub do_reload_perl() {
3638	# can/must only be called in main	3886	# can/must only be called in main
3639	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3640	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3641	return;	3889	return;
3642	}	3890	}
3643		3891
3644	return if $RELOAD++;	3892	return if $RELOAD++;
3645		3893
3646	my $t1 = EV::time;	3894	my $t1 = AE::time;
3647		3895
3648	while ($RELOAD) {	3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3649	warn "reloading...";	3898	info "reloading...";
3650		3899
3651	warn "entering sync_job";	3900	trace "entering sync_job";
3652		3901
3653	cf::sync_job {	3902	cf::sync_job {
3654	cf::write_runtime_sync; # external watchdog should not bark
3655	cf::emergency_save;	3903	#cf::emergency_save;
3656	cf::write_runtime_sync; # external watchdog should not bark
3657		3904
3658	warn "syncing database to disk";
3659	BDB::db_env_txn_checkpoint $DB_ENV;
3660
3661	# if anything goes wrong in here, we should simply crash as we already saved
3662
3663	warn "flushing outstanding aio requests";
3664	while (IO::AIO::nreqs || BDB::nreqs) {
3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3666	}
3667
3668	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3669	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3670	%EXT_CORO = ();	3907	%EXT_CORO = ();
3671		3908
3672	warn "removing commands";	3909	trace "removing commands";
3673	%COMMAND = ();	3910	%COMMAND = ();
3674		3911
3675	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3676	%EXTCMD = ();	3913	%EXTCMD = ();
3677	%EXTICMD = ();	3914	%EXTICMD = ();
3678		3915
3679	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3680	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3681	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3682		3919
3683	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3684	eval {	3921	eval {
3685	$cb->($pkg);	3922	$cb->($pkg);
3686	1	3923	1
3687	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
3688	}	3925	}
3689		3926
3690	warn "... clearing $pkg";	3927	trace "... clearing $pkg";
3691	clear_package $pkg;	3928	clear_package $pkg;
3692	}	3929	}
3693		3930
3694	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3695	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3697		3934
3698	warn "... unloading $k";	3935	trace "... unloading $k";
3699	delete $INC{$k};	3936	delete $INC{$k};
3700		3937
3701	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3702	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3703		3940
…		…
3706	}	3943	}
3707		3944
3708	clear_package $k;	3945	clear_package $k;
3709	}	3946	}
3710		3947
3711	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3712	clear_package "safe::$_"	3949	clear_package "safe::$_"
3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3714		3951
3715	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3716	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3718		3955
3719	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3720	# and global variables created in xs	3957	# and global variables created in xs
3721	#clear_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3722		3959
3723	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3724		3961
3725	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3726	require cf;	3963	require cf;
3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3728		3965
3729	warn "loading config and database again";	3966	trace "loading config and database again";
3730	cf::reload_config;	3967	cf::reload_config;
3731		3968
3732	warn "loading extensions";	3969	trace "loading extensions";
3733	cf::load_extensions;	3970	cf::load_extensions;
3734		3971
3735	if ($REATTACH_ON_RELOAD) {	3972	if ($REATTACH_ON_RELOAD) {
3736	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3737	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3738	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3739	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3740	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3741	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
3742	}	3979	}
3743		3980
3744	warn "running post_init jobs";	3981	trace "running post_init jobs";
3745	(pop @POST_INIT)->(1) while @POST_INIT;	3982	(pop @POST_INIT)->(1) while @POST_INIT;
3746		3983
3747	warn "leaving sync_job";	3984	trace "leaving sync_job";
3748		3985
3749	1	3986	1
3750	} or do {	3987	} or do {
3751	warn $@;	3988	error $@;
3752	cf::cleanup "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3753	};	3990	};
3754		3991
3755	warn "reloaded";	3992	info "reloaded";
3756	--$RELOAD;	3993	--$RELOAD;
3757	}	3994	}
3758		3995
3759	$t1 = EV::time - $t1;	3996	$t1 = AE::time - $t1;
3760	warn "reload completed in ${t1}s\n";	3997	info "reload completed in ${t1}s\n";
3761	};	3998	};
3762		3999
3763	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3764		4001
3765	sub reload_perl() {	4002	sub reload_perl() {
…		…
3767	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3768		4005
3769	$RELOAD_WATCHER ||= cf::async {	4006	$RELOAD_WATCHER ||= cf::async {
3770	Coro::AIO::aio_wait cache_extensions;	4007	Coro::AIO::aio_wait cache_extensions;
3771		4008
3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3773	do_reload_perl;	4010	do_reload_perl;
3774	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3775	};	4012	};
3776	};	4013	};
3777	}	4014	}
…		…
3786	reload_perl;	4023	reload_perl;
3787	};	4024	};
3788	}	4025	}
3789	};	4026	};
3790		4027
3791	unshift @INC, $LIBDIR;	4028	#############################################################################
3792		4029
3793	my $bug_warning = 0;	4030	my $bug_warning = 0;
3794		4031
3795	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3796	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3797		4034
3798	sub wait_for_tick {	4035	sub wait_for_tick() {
3799	return if tick_inhibit || $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3800		4037
3801	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3802	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3803	$signal->wait;	4040	$signal->wait;
3804	}	4041	}
3805		4042
3806	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3807	return if tick_inhibit || $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3808		4045
3809	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3810	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3811	$signal->wait;	4048	$signal->wait;
3812	}	4049	}
…		…
3818	return;	4055	return;
3819	}	4056	}
3820		4057
3821	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3822		4059
		4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4061
3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3825	Coro::async_pool {	4064	Coro::async_pool {
3826	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3827	write_runtime_sync	4066	write_runtime_sync
3828	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3829	};	4068	};
3830	}	4069	}
3831		4070
3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3833	$sig->send;	4072	$sig->send;
…		…
3841		4080
3842	if (0) {	4081	if (0) {
3843	if ($NEXT_TICK) {	4082	if ($NEXT_TICK) {
3844	my $jitter = $TICK_START - $NEXT_TICK;	4083	my $jitter = $TICK_START - $NEXT_TICK;
3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3846	warn "jitter $JITTER\n";#d#	4085	debug "jitter $JITTER\n";#d#
3847	}	4086	}
3848	}	4087	}
3849	}	4088	}
3850		4089
3851	{	4090	{
3852	# configure BDB	4091	# configure BDB
3853		4092
3854	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3855	BDB::max_poll_reqs $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3856	$AnyEvent::BDB::WATCHER->priority (1);	4095	$AnyEvent::BDB::WATCHER->priority (1);
3857		4096
3858	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3859	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
…		…
3940	}	4179	}
3941	}	4180	}
3942		4181
3943	# load additional modules	4182	# load additional modules
3944	require "cf/$_.pm" for @EXTRA_MODULES;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3945		4185
3946	END { cf::emergency_save }	4186	END { cf::emergency_save }
3947		4187
3948	1	4188	1
3949		4189

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