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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.534 by root, Thu Apr 29 08:13:51 2010 UTC vs.
Revision 1.608 by root, Sun Nov 18 09:53:57 2012 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 (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# 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 Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# 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>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
60	use IO::AIO ();	62	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	63	use Compress::LZF;
63	use Digest::MD5 ();	64	use Digest::MD5 ();
64		65
65	AnyEvent::detect;	66	AnyEvent::detect;
66		67
…		…
78	# strictly for debugging	79	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		81
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		83
		84	our @ORIG_INC;
		85
83	our %COMMAND = ();	86	our %COMMAND = ();
84	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
85		88
86	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
88	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
91		96
92	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	98	our @EVENT;
94	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	100	our %REFLECT; # set by us
96		101
97	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
98	our $DATADIR = datadir;	104	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
102	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		117
111	our %RESOURCE; # unused	118	#our %RESOURCE; # unused
112		119
113	our $OUTPUT_RATE_MIN = 3000;	120	our $OUTPUT_RATE_MIN = 3000;
114	our $OUTPUT_RATE_MAX = 1000000;	121	our $OUTPUT_RATE_MAX = 1000000;
115		122
116	our $MAX_LINKS = 32; # how many chained exits to follow	123	our $MAX_LINKS = 32; # how many chained exits to follow
…		…
124	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
125	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
126	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
127	our $DB_ENV;	134	our $DB_ENV;
128		135
129	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
130		137
131	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
132		140
133	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
134	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
135	our $NOW;	144	our $NOW;
136		145
137	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
138	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
139	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
148		157
149	our @POST_INIT;	158	our @POST_INIT;
150		159
151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
152	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
153		165
154	binmode STDOUT;	166	binmode STDOUT;
155	binmode STDERR;	167	binmode STDERR;
156		168
157	# read virtual server time, if available	169	# read virtual server time, if available
…		…
191		203
192	=over 4	204	=over 4
193		205
194	=item $cf::UPTIME	206	=item $cf::UPTIME
195		207
196	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
197		224
198	=item $cf::RUNTIME	225	=item $cf::RUNTIME
199		226
200	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
201	every server tick.	228	every server tick.
202		229
203	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
204	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
205	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
206		233
207	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
208	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
209	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
210	database environment.	237	database environment.
211		238
212	=item $cf::NOW
213
214	The time of the last (current) server tick.
215
216	=item $cf::TICK
217
218	The interval between server ticks, in seconds.
219
220	=item $cf::LOADAVG	239	=item $cf::LOADAVG
221		240
222	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
223	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
224	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
233	from wherever your confdir points to.	252	from wherever your confdir points to.
234		253
235	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
236		255
237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
238	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
240		277
241	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
242		279
243	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
305	)) {	342	)) {
306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
307	}	344	}
308		345
309	$EV::DIED = sub {	346	$EV::DIED = sub {
310	Carp::cluck "error in event callback: @_";	347	warn "error in event callback: $@";
311	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
312		354
313	#############################################################################	355	#############################################################################
314		356
315	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
316		358
…		…
337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
338	$d	380	$d
339	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
340	}	382	}
341		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
342	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
343		437
344	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
345		439
346	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
353		447
354	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
355	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
356		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
357	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
358		483
359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
360	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
361		486
362	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
363	is a reload or not.	488	is a reload or not.
364		489
365	=cut	490	=cut
366		491
367	sub post_init(&) {	492	sub post_init(&) {
368	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
369	}	511	}
370		512
371	=item cf::lock_wait $string	513	=item cf::lock_wait $string
372		514
373	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
426	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
427	}	569	}
428		570
429	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
430		572
431	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
432	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
433	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
434		580
435	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
436	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
437		583
438	Useful for short background jobs.	584	Useful for short background jobs.
…		…
467	}	613	}
468	}	614	}
469		615
470	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
471	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
472	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
473	$signal->wait;
474	} else {	619	} else {
475	$busy = 0;	620	$busy = 0;
476	Coro::schedule;	621	Coro::schedule;
477	}	622	}
478	}	623	}
…		…
578	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
579		724
580	$coro	725	$coro
581	}	726	}
582		727
583	=item fork_call { }, $args	728	=item fork_call { }, @args
584		729
585	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
586	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
587	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
588	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
589		734
590	=cut	735	=cut
591		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
592	sub fork_call(&@) {	741	sub fork_call(&@) {
593	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
594		743
595	# we seemingly have to make a local copy of the whole thing,
596	# otherwise perl prematurely frees the stuff :/
597	# TODO: investigate and fix (likely this will be rather laborious)
598
599	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
600	reset_signals;	745	cf::post_fork;
601	&$cb	746	&$cb
602	}, @args;	747	} @args;
603		748
604	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
605	}	750	}
606		751
607	sub objinfo {	752	sub objinfo {
…		…
729		874
730	my @data;	875	my @data;
731	my $md5;	876	my $md5;
732		877
733	for (0 .. $#$src) {	878	for (0 .. $#$src) {
734	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
735	or Carp::croak "$src->[$_]: $!";
736	}	880	}
737		881
738	# if processing is expensive, check	882	# if processing is expensive, check
739	# checksum first	883	# checksum first
740	if (1) {	884	if (1) {
…		…
753		897
754	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
755	}	899	}
756	}	900	}
757		901
758	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
759	my $data = $process->(\@data);	903	my $data = $process->(\@data);
760	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
761		905
762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
763		907
764	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
765	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
…		…
1285	=cut	1429	=cut
1286		1430
1287	#############################################################################	1431	#############################################################################
1288	# command handling &c	1432	# command handling &c
1289		1433
1290	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1291		1435
1292	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1293	$name.	1437	$name.
1294		1438
1295	=cut	1439	=cut
…		…
1301	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1302		1446
1303	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1304	}	1448	}
1305		1449
1306	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1307		1451
1308	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1309	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1310	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1311	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1312	has logged in successfully.	1456	has logged in successfully.
1313		1457
1314	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1315	called.
1316		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1317	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1318		1466
1319	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1320	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1321	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1322	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1323	log-in.	1471	log-in.
1324		1472
1325	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1326	called.
1327		1474
1328	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1329		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1330	sub register_extcmd {	1482	sub register_extcmd($$) {
1331	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1332		1484
1333	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1334	}	1486	}
1335		1487
1336	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1337	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1338		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1339	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
		1498	}
		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
1340	}	1504	}
1341		1505
1342	use File::Glob ();	1506	use File::Glob ();
1343		1507
1344	cf::player->attach (	1508	cf::player->attach (
…		…
1358	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1359		1523
1360	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1361		1525
1362	if (ref $msg) {	1526	if (ref $msg) {
1363	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1364	"ARRAY" eq ref $msg
1365	? @$msg
1366	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1367		1528
1368	my @reply;
1369
1370	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1371	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1372	}	1547	}
1373
1374	$pl->ext_reply ($reply, @reply)
1375	if $reply;
1376		1548
1377	} else {	1549	} else {
1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1379	}	1551	}
1380		1552
…		…
1393	};	1565	};
1394		1566
1395	$grp	1567	$grp
1396	}	1568	}
1397		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1398	sub load_extensions {	1581	sub load_extensions {
1399	info "loading extensions...";	1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
1400		1585
1401	cf::sync_job {	1586	cf::sync_job {
1402	my %todo;	1587	my %todo;
1403		1588
1404	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
…		…
1423		1608
1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1426		1611
1427	$ext{source} =	1612	$ext{source} =
1428	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1429	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1430	. $source	1615	. $source
1431	. "\n};\n1";	1616	. "\n};\n1";
1432		1617
1433	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
…		…
1447	unless exists $done{$_};	1632	unless exists $done{$_};
1448	}	1633	}
1449		1634
1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1451		1636
		1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
1452	my $active = eval $v->{source};	1646	my $active = eval $source;
1453		1647
1454	if (length $@) {	1648	if (length $@) {
1455	error "$v->{path}: $@\n";	1649	error "$v->{path}: $@\n";
1456		1650
1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
…		…
1474		1668
1475	while (my ($k, $v) = each %todo) {	1669	while (my ($k, $v) = each %todo) {
1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1477	if exists $v->{meta}{mandatory};	1671	if exists $v->{meta}{mandatory};
1478	}	1672	}
		1673
		1674	last;
1479	}	1675	}
1480	}	1676	}
1481	};	1677	};
1482	}	1678	}
1483		1679
…		…
1641	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1642		1838
1643	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1645		1841
1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1647	$pl->deactivate;	1843	$pl->deactivate;
		1844
1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1650	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1651		1850
1652	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1653	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1654	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1740		1939
1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1742		1941
1743	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1744		1943
1745	=item $player->ext_reply ($msgid, @msg)
1746
1747	Sends an ext reply to the player.
1748
1749	=cut
1750
1751	sub ext_reply($$@) {
1752	my ($self, $id, @msg) = @_;
1753
1754	$self->ns->ext_reply ($id, @msg)
1755	}
1756
1757	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1758		1945
1759	Sends an ext event to the client.	1946	Sends an ext event to the client.
1760		1947
1761	=cut	1948	=cut
…		…
1820	sub generate_random_map {	2007	sub generate_random_map {
1821	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1822		2009
1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1824		2011
1825	# mit "rum" bekleckern, nicht
1826	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1830	$rmp->{exit_on_final_map},
1831	$rmp->{xsize}, $rmp->{ysize},
1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1834	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1835	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1836	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1837	(cf::region::find $rmp->{region}), $rmp->{custom}
1838	)
1839	}	2013	}
1840		2014
1841	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1842		2016
1843	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1848		2022
1849	sub register {	2023	sub register {
1850	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1851	my $pkg = caller;	2025	my $pkg = caller;
1852		2026
1853	no strict;
1854	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1855		2028
1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1857	}	2030	}
1858		2031
…		…
1870	}	2043	}
1871		2044
1872	sub normalise {	2045	sub normalise {
1873	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1874		2047
1875	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1876		2049
1877	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1878		2051
1879	# map plan:	2052	# map plan:
1880	#	2053	#
…		…
1895	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1896	$path = "$base/$path";	2069	$path = "$base/$path";
1897	}	2070	}
1898		2071
1899	for ($path) {	2072	for ($path) {
1900	redo if s{//}{/};
1901	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1902	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1903	}	2075	}
1904		2076
1905	$path	2077	$path
…		…
1919	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1920	return $self;	2092	return $self;
1921	}	2093	}
1922	}	2094	}
1923		2095
1924	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1925	()	2097	()
1926	}	2098	}
1927		2099
		2100	# may re-bless or do other evil things
1928	sub init {	2101	sub init {
1929	my ($self) = @_;	2102	my ($self) = @_;
1930		2103
1931	$self	2104	$self
1932	}	2105	}
…		…
1997	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1998		2171
1999	1	2172	1
2000	}	2173	}
2001		2174
		2175	# used to laod the header of an original map
2002	sub load_header_orig {	2176	sub load_header_orig {
2003	my ($self) = @_;	2177	my ($self) = @_;
2004		2178
2005	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
2006	}	2180	}
2007		2181
		2182	# used to laod the header of an instantiated map
2008	sub load_header_temp {	2183	sub load_header_temp {
2009	my ($self) = @_;	2184	my ($self) = @_;
2010		2185
2011	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
2012	}	2187	}
2013		2188
		2189	# called after loading the header from an instantiated map
2014	sub prepare_temp {	2190	sub prepare_temp {
2015	my ($self) = @_;	2191	my ($self) = @_;
2016		2192
2017	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
2018	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
2019	# safety	2195	# safety
2020	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
2021	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
2022	}	2198	}
2023		2199
		2200	# called after loading the header from an original map
2024	sub prepare_orig {	2201	sub prepare_orig {
2025	my ($self) = @_;	2202	my ($self) = @_;
2026		2203
2027	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
2028	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2052		2229
2053	sub find;	2230	sub find;
2054	sub find {	2231	sub find {
2055	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
2056		2233
		2234	cf::cede_to_tick;
		2235
2057	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
2058		2237
2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2060	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
2061		2240
2062	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2093		2272
2094	{	2273	{
2095	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2096		2275
2097	return unless $self->valid;	2276	return unless $self->valid;
2098	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2099
2100	$self->in_memory (cf::MAP_LOADING);
2101		2278
2102	$self->alloc;	2279	$self->alloc;
2103		2280
2104	$self->pre_load;	2281	$self->pre_load;
2105	cf::cede_to_tick;	2282	cf::cede_to_tick;
2106		2283
		2284	if (exists $self->{load_path}) {
2107	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2108	$f->skip_block;	2286	$f->skip_block;
2109	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2110	or return;	2288	or return;
2111		2289
2112	$self->post_load_original	2290	$self->post_load_original
2113	if delete $self->{load_original};	2291	if delete $self->{load_original};
2114		2292
2115	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2116	utf8::encode $uniq;	2294	utf8::encode $uniq;
2117	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2118	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2119	$self->clear_unique_items;	2297	$self->clear_unique_items;
2120	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2121	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2122	}	2301	}
2123	}	2302	}
2124	}
2125		2303
2126	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2127		2311
2128	cf::cede_to_tick;	2312	cf::cede_to_tick;
2129	# now do the right thing for maps	2313	# now do the right thing for maps
2130	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2131	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2135	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2136	$self->decay_objects;	2320	$self->decay_objects;
2137	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2138	$self->update_buttons;	2322	$self->update_buttons;
2139	cf::cede_to_tick;	2323	cf::cede_to_tick;
2140	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2141	}	2325	}
2142		2326
2143	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2144	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2145
2146	$self->in_memory (cf::MAP_ACTIVE);
2147	}	2329	}
2148		2330
2149	$self->post_load;	2331	$self->post_load;
		2332
		2333	1
2150	}	2334	}
2151		2335
2152	# customize the map for a given player, i.e.	2336	# customize the map for a given player, i.e.
2153	# return the _real_ map. used by e.g. per-player	2337	# return the _real_ map. used by e.g. per-player
2154	# maps to change the path to ~playername/mappath	2338	# maps to change the path to ~playername/mappath
…		…
2162	# if $self->per_party;	2346	# if $self->per_party;
2163		2347
2164	$self	2348	$self
2165	}	2349	}
2166		2350
2167	# find and load all maps in the 3x3 area around a map
2168	sub load_neighbours {
2169	my ($map) = @_;
2170
2171	my @neigh; # diagonal neighbours
2172
2173	for (0 .. 3) {
2174	my $neigh = $map->tile_path ($_)
2175	or next;
2176	$neigh = find $neigh, $map
2177	or next;
2178	$neigh->load;
2179
2180	# now find the diagonal neighbours
2181	push @neigh,
2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2184	}
2185
2186	for (grep defined $_->[0], @neigh) {
2187	my ($path, $origin) = @$_;
2188	my $neigh = find $path, $origin
2189	or next;
2190	$neigh->load;
2191	}
2192	}
2193
2194	sub find_sync {	2351	sub find_sync {
2195	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2196		2353
		2354	# it's a bug to call this from the main context
2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"	2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2198	if $Coro::current == $Coro::main;	2356	if $Coro::current == $Coro::main;
2199		2357
2200	find $path, $origin	2358	find $path, $origin
2201	}	2359	}
2202		2360
2203	sub do_load_sync {	2361	sub do_load_sync {
2204	my ($map) = @_;	2362	my ($map) = @_;
2205		2363
		2364	# it's a bug to call this from the main context
2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2207	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2208		2367
2209	$map->load;	2368	$map->load;
2210	}	2369	}
…		…
2213	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2214		2373
2215	sub find_async {	2374	sub find_async {
2216	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2217		2376
2218	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2219		2378
2220	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2222	}	2381	}
2223		2382
2224	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2225		2384
2226	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2285	sub swap_out {	2444	sub swap_out {
2286	my ($self) = @_;	2445	my ($self) = @_;
2287		2446
2288	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2289		2448
2290	return if $self->in_memory != cf::MAP_ACTIVE;	2449	return if !$self->linkable;
2291	return if $self->{deny_save};	2450	return if $self->{deny_save};
2292	return if $self->players;	2451	return if $self->players;
2293		2452
2294	# first deactivate the map and "unlink" it from the core	2453	# first deactivate the map and "unlink" it from the core
2295	$self->deactivate;	2454	$self->deactivate;
2296	$_->clear_links_to ($self) for values %cf::MAP;	2455	$_->clear_links_to ($self) for values %cf::MAP;
2297	$self->in_memory (cf::MAP_SWAPPED);	2456	$self->state (cf::MAP_SWAPPED);
2298		2457
2299	# then atomically save	2458	# then atomically save
2300	$self->_save;	2459	$self->_save;
2301		2460
2302	# then free the map	2461	# then free the map
…		…
2328		2487
2329	return if $self->players;	2488	return if $self->players;
2330		2489
2331	cf::trace "resetting map ", $self->path, "\n";	2490	cf::trace "resetting map ", $self->path, "\n";
2332		2491
2333	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2334		2493
2335	# need to save uniques path	2494	# need to save uniques path
2336	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2337	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2338		2497
…		…
2491		2650
2492	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2493		2652
2494	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2495		2654
2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2497	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2498		2657
2499	=cut	2658	=cut
2500		2659
2501	sub deref {	2660	sub deref {
…		…
2668	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2669	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2670	if $x <= 0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2671		2830
2672	$map->load;	2831	$map->load;
2673	$map->load_neighbours;
2674		2832
2675	return unless $self->contr->active;	2833	return unless $self->contr->active;
2676		2834
2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2678	if ($self->enter_map ($map, $x, $y)) {	2836	if ($self->enter_map ($map, $x, $y)) {
…		…
2734	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2735	}	2893	}
2736	}	2894	}
2737		2895
2738	my $map = eval {	2896	my $map = eval {
2739	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2740		2898
2741	if ($map) {	2899	if ($map) {
2742	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2743	$map = $check->($map, $x, $y, $self) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2744	} else {	2902	} else {
…		…
2834	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2835		2993
2836	unless (eval {	2994	unless (eval {
2837	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2838		2996
2839	# random map handling
2840	{
2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
2842
2843	prepare_random_map $exit
2844	if $exit->slaying eq "/!";
2845	}
2846
2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2848	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2849	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2850		3023
2851	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2852		3025
2853	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2854	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2869		3042
2870	=head3 cf::client	3043	=head3 cf::client
2871		3044
2872	=over 4	3045	=over 4
2873		3046
2874	=item $client->send_drawinfo ($text, $flags)
2875
2876	Sends a drawinfo packet to the client. Circumvents output buffering so
2877	should not be used under normal circumstances.
2878
2879	=cut
2880
2881	sub cf::client::send_drawinfo {
2882	my ($self, $text, $flags) = @_;
2883
2884	utf8::encode $text;
2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2886	}
2887
2888	=item $client->send_big_packet ($pkt)	3047	=item $client->send_big_packet ($pkt)
2889		3048
2890	Like C<send_packet>, but tries to compress large packets, and fragments	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2891	them as required.	3050	them as required.
2892		3051
…		…
2910	$self->send_packet ($pkt);	3069	$self->send_packet ($pkt);
2911	}	3070	}
2912		3071
2913	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2914		3073
2915	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2916	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2917	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2918	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2919		3078
2920	=cut	3079	=cut
2921		3080
2922	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
…		…
3027	id => "death",	3186	id => "death",
3028	title => "Death",	3187	title => "Death",
3029	reply => undef,	3188	reply => undef,
3030	tooltip => "Reason for and more info about your most recent death",	3189	tooltip => "Reason for and more info about your most recent death",
3031	},	3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
3032	"c/say" => $SAY_CHANNEL,	3197	"c/say" => $SAY_CHANNEL,
3033	"c/chat" => $CHAT_CHANNEL,	3198	"c/chat" => $CHAT_CHANNEL,
3034	);	3199	);
3035		3200
3036	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
…		…
3079	=cut	3244	=cut
3080		3245
3081	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
3082	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
3083		3248
3084	if ($self->extcmd == 2) {
3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3086	} elsif ($self->extcmd == 1) { # TODO: remove
3087	push @msg, msgtype => "event_$type";
3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3089	}
3090	}
3091
3092	=item $client->ext_reply ($msgid, @msg)
3093
3094	Sends an ext reply to the client.
3095
3096	=cut
3097
3098	sub cf::client::ext_reply($$@) {
3099	my ($self, $id, @msg) = @_;
3100
3101	if ($self->extcmd == 2) {
3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3103	} elsif ($self->extcmd == 1) {
3104	#TODO: version 1, remove
3105	unshift @msg, msgtype => "reply", msgid => $id;
3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3107	}
3108	}	3250	}
3109		3251
3110	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
3111		3253
3112	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
3167	my ($ns, $buf) = @_;	3309	my ($ns, $buf) = @_;
3168		3310
3169	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3311	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3170		3312
3171	if (ref $msg) {	3313	if (ref $msg) {
3172	my ($type, $reply, @payload) =	3314	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3173	"ARRAY" eq ref $msg
3174	? @$msg
3175	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3176		3315
3177	my @reply;
3178
3179	if (my $cb = $EXTICMD{$type}) {	3316	if (my $cb = $EXTIACMD{$type}) {
		3317	$cb->(
		3318	$ns,
		3319	sub {
		3320	$ns->ext_msg ("reply-$reply", @_)
		3321	if $reply;
		3322	},
		3323	@payload
		3324	);
		3325	} else {
		3326	my @reply;
		3327
		3328	if (my $cb = $EXTICMD{$type}) {
3180	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
		3330	}
		3331
		3332	$ns->ext_msg ("reply-$reply", @reply)
		3333	if $reply;
3181	}	3334	}
3182
3183	$ns->ext_reply ($reply, @reply)
3184	if $reply;
3185
3186	} else {	3335	} else {
3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3188	}	3337	}
3189		3338
3190	cf::override;	3339	cf::override;
…		…
3273	decrease split destroy change_exp value msg lore send_msg)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3274	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3275	["cf::player" => qw(peaceful send_msg)],	3424	["cf::player" => qw(peaceful send_msg)],
3276	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3277	) {	3426	) {
3278	no strict 'refs';
3279	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3281	for @funs;	3429	for @funs;
3282	}	3430	}
3283		3431
…		…
3359	=cut	3507	=cut
3360		3508
3361	#############################################################################	3509	#############################################################################
3362	# the server's init and main functions	3510	# the server's init and main functions
3363		3511
		3512	{
		3513	package cf::face;
		3514
		3515	our %HASH; # hash => idx
		3516	our @DATA; # dynamically-created facedata, only faceste 0 used
		3517	our @FOFS; # file offset, if > 0
		3518	our @SIZE; # size of face, in octets
		3519	our @META; # meta hash of face, if any
		3520	our $DATAFH; # facedata filehandle
		3521
		3522	# internal api, not finalised
		3523	sub set {
		3524	my ($name, $type, $data) = @_;
		3525
		3526	my $idx = cf::face::find $name;
		3527
		3528	if ($idx) {
		3529	delete $HASH{cf::face::get_csum $idx};
		3530	} else {
		3531	$idx = cf::face::alloc $name;
		3532	}
		3533
		3534	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3535
		3536	cf::face::set_type $idx, $type;
		3537	cf::face::set_csum $idx, 0, $hash;
		3538
		3539	# we need to destroy the SV itself, not just modify it, as a running ix
		3540	# might hold a reference to it: "delete" achieves that.
		3541	delete $FOFS[0][$idx];
		3542	delete $DATA[0][$idx];
		3543	$DATA[0][$idx] = $data;
		3544	$SIZE[0][$idx] = length $data;
		3545	delete $META[$idx];
		3546	$HASH{$hash} = $idx;#d#
		3547
		3548	$idx
		3549	}
		3550
		3551	sub _get_data($$$) {
		3552	my ($idx, $set, $cb) = @_;
		3553
		3554	if (defined $DATA[$set][$idx]) {
		3555	$cb->($DATA[$set][$idx]);
		3556	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3557	my $size = $SIZE[$set][$idx];
		3558	my $buf;
		3559	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3560	if ($_[0] == $size) {
		3561	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3562	$cb->($buf);
		3563	} else {
		3564	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3565	}
		3566	};
		3567	} else {
		3568	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3569	}
		3570	}
		3571
		3572	# rather ineffient
		3573	sub cf::face::get_data($;$) {
		3574	my ($idx, $set) = @_;
		3575
		3576	_get_data $idx, $set, Coro::rouse_cb;
		3577	Coro::rouse_wait
		3578	}
		3579
		3580	sub cf::face::ix {
		3581	my ($ns, $set, $idx, $pri) = @_;
		3582
		3583	_get_data $idx, $set, sub {
		3584	$ns->ix_send ($idx, $pri, $_[0]);
		3585	};
		3586	}
		3587	}
		3588
3364	sub load_facedata($) {	3589	sub load_facedata($) {
3365	my ($path) = @_;	3590	my ($path) = @_;
3366		3591
3367	# HACK to clear player env face cache, we need some signal framework
3368	# for this (global event?)
3369	%ext::player_env::MUSIC_FACE_CACHE = ();
3370
3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3592	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3372		3593
3373	trace "loading facedata from $path\n";	3594	trace "loading facedata from $path\n";
3374		3595
3375	my $facedata;	3596	my $facedata = decode_storable load_file "$path/faceinfo";
3376	0 < aio_load $path, $facedata
3377	or die "$path: $!";
3378
3379	$facedata = Coro::Storable::thaw $facedata;
3380		3597
3381	$facedata->{version} == 2	3598	$facedata->{version} == 2
3382	or cf::cleanup "$path: version mismatch, cannot proceed.";	3599	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3383		3600
3384	# patch in the exptable	3601	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);	3602	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3386	$facedata->{resource}{"res/exp_table"} = {	3603
3387	type => FT_RSRC,	3604	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3388	data => $exp_table,	3605
3389	hash => (Digest::MD5::md5 $exp_table),	3606	# BEGIN ATOMIC
3390	};	3607	# from here on, everything must be atomic - no thread switch allowed
3391	cf::cede_to_tick;	3608	my $t1 = EV::time;
3392		3609
3393	{	3610	{
3394	my $faces = $facedata->{faceinfo};	3611	my $faces = $facedata->{faceinfo};
3395		3612
3396	while (my ($face, $info) = each %$faces) {	3613	for my $face (sort keys %$faces) {
		3614	my $info = $faces->{$face};
3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3615	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3398		3616
3399	cf::face::set_visibility $idx, $info->{visibility};	3617	cf::face::set_visibility $idx, $info->{visibility};
3400	cf::face::set_magicmap $idx, $info->{magicmap};	3618	cf::face::set_magicmap $idx, $info->{magicmap};
3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3619	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3620	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3403		3621	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3404	cf::cede_to_tick;	3622	$cf::face::HASH{$info->{hash64}} = $idx;
		3623	delete $cf::face::META[$idx];
3405	}	3624	}
3406		3625
3407	while (my ($face, $info) = each %$faces) {	3626	while (my ($face, $info) = each %$faces) {
3408	next unless $info->{smooth};	3627	next unless $info->{smooth};
3409		3628
…		…
3414	cf::face::set_smooth $idx, $smooth;	3633	cf::face::set_smooth $idx, $smooth;
3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3634	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3416	} else {	3635	} else {
3417	error "smooth face '$info->{smooth}' not found for face '$face'";	3636	error "smooth face '$info->{smooth}' not found for face '$face'";
3418	}	3637	}
3419
3420	cf::cede_to_tick;
3421	}	3638	}
3422	}	3639	}
3423		3640
3424	{	3641	{
3425	my $anims = $facedata->{animinfo};	3642	my $anims = $facedata->{animinfo};
3426		3643
3427	while (my ($anim, $info) = each %$anims) {	3644	while (my ($anim, $info) = each %$anims) {
3428	cf::anim::set $anim, $info->{frames}, $info->{facings};	3645	cf::anim::set $anim, $info->{frames}, $info->{facings};
3429	cf::cede_to_tick;
3430	}	3646	}
3431		3647
3432	cf::anim::invalidate_all; # d'oh	3648	cf::anim::invalidate_all; # d'oh
3433	}	3649	}
3434		3650
3435	{	3651	{
3436	my $res = $facedata->{resource};	3652	my $res = $facedata->{resource};
3437		3653
3438	while (my ($name, $info) = each %$res) {	3654	while (my ($name, $info) = each %$res) {
3439	if (defined $info->{type}) {	3655	if (defined (my $type = $info->{type})) {
		3656	# TODO: different hash - must free and use new index, or cache ixface data queue
3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3657	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3441		3658
3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3443	cf::face::set_type $idx, $info->{type};	3659	cf::face::set_type $idx, $type;
		3660	cf::face::set_csum $idx, 0, $info->{hash};
		3661	$cf::face::SIZE[0][$idx] = $info->{size};
		3662	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3663	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3664	$cf::face::HASH{$info->{hash}} = $idx;
3444	} else {	3665	} else {
3445	$RESOURCE{$name} = $info; # unused	3666	# $RESOURCE{$name} = $info; # unused
3446	}	3667	}
3447
3448	cf::cede_to_tick;
3449	}	3668	}
3450	}	3669	}
		3670
		3671	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3672
		3673	# HACK to clear player env face cache, we need some signal framework
		3674	# for this (global event?)
		3675	%ext::player_env::MUSIC_FACE_CACHE = ();
		3676
		3677	# END ATOMIC
		3678
		3679	cf::debug "facedata atomic update time ", EV::time - $t1;
3451		3680
3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3681	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3682
		3683	aio_close $fh if $fh; # close old facedata
3453		3684
3454	1	3685	1
3455	}	3686	}
3456		3687
3457	register_exticmd fx_want => sub {	3688	register_exticmd fx_want => sub {
…		…
3468	my $status = load_resource_file_ $_[0];	3699	my $status = load_resource_file_ $_[0];
3469	get_slot 0.1, 100;	3700	get_slot 0.1, 100;
3470	cf::arch::commit_load;	3701	cf::arch::commit_load;
3471		3702
3472	$status	3703	$status
		3704	}
		3705
		3706	sub reload_exp_table {
		3707	_reload_exp_table;
		3708
		3709	cf::face::set
		3710	"res/exp_table" => FT_RSRC,
		3711	JSON::XS->new->utf8->canonical->encode (
		3712	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3713	);
		3714	}
		3715
		3716	sub reload_materials {
		3717	_reload_materials;
3473	}	3718	}
3474		3719
3475	sub reload_regions {	3720	sub reload_regions {
3476	# HACK to clear player env face cache, we need some signal framework	3721	# HACK to clear player env face cache, we need some signal framework
3477	# for this (global event?)	3722	# for this (global event?)
…		…
3485	if exists $_->{match};	3730	if exists $_->{match};
3486	}	3731	}
3487	}	3732	}
3488		3733
3489	sub reload_facedata {	3734	sub reload_facedata {
3490	load_facedata "$DATADIR/facedata"	3735	load_facedata $DATADIR
3491	or die "unable to load facedata\n";	3736	or die "unable to load facedata\n";
3492	}	3737	}
3493		3738
3494	sub reload_archetypes {	3739	sub reload_archetypes {
3495	load_resource_file "$DATADIR/archetypes"	3740	load_resource_file "$DATADIR/archetypes"
3496	or die "unable to load archetypes\n";	3741	or die "unable to load archetypes\n";
		3742
		3743	cf::face::set
		3744	"res/skill_info" => FT_RSRC,
		3745	JSON::XS->new->utf8->canonical->encode (
		3746	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3747	);
		3748
		3749	cf::face::set
		3750	"res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3497	}	3754	}
3498		3755
3499	sub reload_treasures {	3756	sub reload_treasures {
3500	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3501	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3502	}	3759	}
3503		3760
3504	sub reload_sound {	3761	sub reload_sound {
3505	trace "loading sound config from $DATADIR/sound\n";	3762	trace "loading sound config from $DATADIR/sound\n";
3506		3763
3507	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3508	or die "$DATADIR/sound $!";
3509
3510	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);	3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3511		3765
3512	for (0 .. SOUND_CAST_SPELL_0 - 1) {	3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3513	my $sound = $soundconf->{compat}[$_]	3767	my $sound = $soundconf->{compat}[$_]
3514	or next;	3768	or next;
3515		3769
…		…
3525	}	3779	}
3526		3780
3527	sub reload_resources {	3781	sub reload_resources {
3528	trace "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3529		3783
		3784	reload_materials;
3530	reload_facedata;	3785	reload_facedata;
		3786	reload_exp_table;
3531	reload_sound;	3787	reload_sound;
3532	reload_archetypes;	3788	reload_archetypes;
3533	reload_regions;	3789	reload_regions;
3534	reload_treasures;	3790	reload_treasures;
3535		3791
…		…
3537	}	3793	}
3538		3794
3539	sub reload_config {	3795	sub reload_config {
3540	trace "reloading config file...\n";	3796	trace "reloading config file...\n";
3541		3797
3542	open my $fh, "<:utf8", "$CONFDIR/config"	3798	my $config = load_file "$CONFDIR/config";
3543	or return;	3799	utf8::decode $config;
3544		3800	*CFG = decode_yaml $config;
3545	local $/;
3546	*CFG = YAML::XS::Load scalar <$fh>;
3547		3801
3548	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3549		3803
3550	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3551	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3555	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3809	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3556	and die "WARNING: m(un)lockall failed: $!\n";	3810	and die "WARNING: m(un)lockall failed: $!\n";
3557	};	3811	};
3558	warn $@ if $@;	3812	warn $@ if $@;
3559	}	3813	}
3560
3561	trace "finished reloading resource files\n";
3562	}	3814	}
3563		3815
3564	sub pidfile() {	3816	sub pidfile() {
3565	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3566	or die "$PIDFILE: $!";	3818	or die "$PIDFILE: $!";
…		…
3591		3843
3592	sub main {	3844	sub main {
3593	cf::init_globals; # initialise logging	3845	cf::init_globals; # initialise logging
3594		3846
3595	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3596	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3597	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3598	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3599		3851
3600	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3601		3853
3602	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3603	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3604	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3605	(async {	3857	(async {
3606	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3607	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3608	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3609	};	3861	};
3610		3862
3611	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3612		3864
3613	cf::sync_job {	3865	cf::sync_job {
3614	cf::init_experience;	3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
3615	cf::init_anim;	3870	cf::init_anim;
3616	cf::init_attackmess;	3871	cf::init_attackmess;
3617	cf::init_dynamic;	3872	cf::init_dynamic;
3618		3873
3619	cf::load_settings;	3874	cf::load_settings;
3620	cf::load_materials;
3621		3875
3622	reload_resources;	3876	reload_resources;
3623	reload_config;	3877	reload_config;
3624	db_init;
3625		3878
3626	cf::init_uuid;	3879	cf::init_uuid;
3627	cf::init_signals;	3880	cf::init_signals;
3628	cf::init_skills;	3881	cf::init_skills;
3629		3882
…		…
3637		3890
3638	# no (long-running) fork's whatsoever before this point(!)	3891	# no (long-running) fork's whatsoever before this point(!)
3639	use POSIX ();	3892	use POSIX ();
3640	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3641		3894
3642	(pop @POST_INIT)->(0) while @POST_INIT;	3895	cf::_post_init 0;
3643	};	3896	};
3644		3897
3645	cf::object::thawer::errors_are_fatal 0;	3898	cf::object::thawer::errors_are_fatal 0;
3646	info "parse errors in files are no longer fatal from this point on.\n";	3899	info "parse errors in files are no longer fatal from this point on.\n";
3647		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
3648	main_loop;	3905	goto &main_loop;
3649	}	3906	}
3650		3907
3651	#############################################################################	3908	#############################################################################
3652	# initialisation and cleanup	3909	# initialisation and cleanup
3653		3910
…		…
3758	# save all maps without fsync, and later call a global sync	4015	# save all maps without fsync, and later call a global sync
3759	# (which in turn might be very very slow)	4016	# (which in turn might be very very slow)
3760	local $USE_FSYNC = 0;	4017	local $USE_FSYNC = 0;
3761		4018
3762	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3763	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3764	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3765	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3766	info "emergency_perl_save: begin player save\n";	4025	info "emergency_perl_save: begin player save\n";
3767	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
…		…
3770	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3771	$pl->save;	4030	$pl->save;
3772	}	4031	}
3773	info "emergency_perl_save: end player save\n";	4032	info "emergency_perl_save: end player save\n";
3774		4033
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3775	info "emergency_perl_save: begin map save\n";	4036	info "emergency_perl_save: begin map save\n";
3776	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3777	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3778	$map->valid or next;	4039	$map->valid or next;
3779	$map->save;	4040	$map->save;
3780	}	4041	}
3781	info "emergency_perl_save: end map save\n";	4042	info "emergency_perl_save: end map save\n";
3782		4043
		4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
3783	info "emergency_perl_save: begin database checkpoint\n";	4046	info "emergency_perl_save: begin database checkpoint\n";
3784	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3785	info "emergency_perl_save: end database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3786		4049
3787	info "emergency_perl_save: begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3788	write_uuid_sync 1;	4051	write_uuid_sync 1;
3789	info "emergency_perl_save: end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
3790	};
3791		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
3792	info "emergency_perl_save: starting sync()\n";	4059	info "emergency_perl_save: starting sync\n";
3793	IO::AIO::aio_sync sub {	4060	IO::AIO::aio_sync sub {
3794	info "emergency_perl_save: finished sync()\n";	4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3795	};	4072	};
3796		4073
3797	info "emergency_perl_save: leave\n";	4074	info "emergency_perl_save: leave\n";
3798	}	4075	}
3799		4076
3800	sub post_cleanup {	4077	sub post_cleanup {
3801	my ($make_core) = @_;	4078	my ($make_core) = @_;
		4079
		4080	IO::AIO::flush;
3802		4081
3803	error Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3804	if $make_core;	4083	if $make_core;
3805		4084
3806	my $fh = pidfile;	4085	my $fh = pidfile;
…		…
3832	}	4111	}
3833	}	4112	}
3834		4113
3835	sub do_reload_perl() {	4114	sub do_reload_perl() {
3836	# can/must only be called in main	4115	# can/must only be called in main
3837	if (in_main) {	4116	unless (in_main) {
3838	error "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3839	return;	4118	return;
3840	}	4119	}
3841		4120
3842	return if $RELOAD++;	4121	return if $RELOAD++;
3843		4122
3844	my $t1 = AE::time;	4123	my $t1 = AE::time;
3845		4124
3846	while ($RELOAD) {	4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
3847	info "reloading...";	4127	info "perl_reload: reloading...";
3848		4128
3849	trace "entering sync_job";	4129	trace "perl_reload: entering sync_job";
3850		4130
3851	cf::sync_job {	4131	cf::sync_job {
3852	cf::write_runtime_sync; # external watchdog should not bark
3853	cf::emergency_save;	4132	#cf::emergency_save;
3854	cf::write_runtime_sync; # external watchdog should not bark
3855		4133
3856	trace "syncing database to disk";
3857	BDB::db_env_txn_checkpoint $DB_ENV;
3858
3859	# if anything goes wrong in here, we should simply crash as we already saved
3860
3861	trace "flushing outstanding aio requests";
3862	while (IO::AIO::nreqs || BDB::nreqs) {
3863	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3864	}
3865
3866	trace "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3867	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3868	%EXT_CORO = ();	4136	%EXT_CORO = ();
3869		4137
3870	trace "removing commands";	4138	trace "perl_reload: removing commands";
3871	%COMMAND = ();	4139	%COMMAND = ();
3872		4140
3873	trace "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3874	%EXTCMD = ();	4142	%EXTCMD = ();
3875	%EXTICMD = ();	4143	%EXTICMD = ();
3876		4144
3877	trace "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3878	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3879	trace "... unloading $pkg";	4147	trace "... unloading $pkg";
3880		4148
3881	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3882	eval {	4150	eval {
…		…
3887		4155
3888	trace "... clearing $pkg";	4156	trace "... clearing $pkg";
3889	clear_package $pkg;	4157	clear_package $pkg;
3890	}	4158	}
3891		4159
3892	trace "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3893	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3894	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3895		4163
3896	trace "... unloading $k";	4164	trace "... unloading $k";
3897	delete $INC{$k};	4165	delete $INC{$k};
…		…
3904	}	4172	}
3905		4173
3906	clear_package $k;	4174	clear_package $k;
3907	}	4175	}
3908		4176
3909	trace "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3910	clear_package "safe::$_"	4178	clear_package "safe::$_"
3911	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3912		4180
3913	trace "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3914	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3915	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3916		4184
3917	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3918	# and global variables created in xs	4186	# and global variables created in xs
3919	#clear_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3920		4188
3921	info "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3922		4190
3923	trace "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3924	require cf;	4192	require cf;
3925	cf::_connect_to_perl_1;	4193	cf::_connect_to_perl_1;
3926		4194
3927	trace "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3928	cf::reload_config;	4196	cf::reload_config;
3929		4197
3930	trace "loading extensions";	4198	trace "perl_reload: loading extensions";
3931	cf::load_extensions;	4199	cf::load_extensions;
3932		4200
3933	if ($REATTACH_ON_RELOAD) {	4201	if ($REATTACH_ON_RELOAD) {
3934	trace "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3935	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3936	trace "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3937	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3938	trace "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3939	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
3940	}	4208	}
3941		4209
3942	trace "running post_init jobs";	4210	cf::_post_init 1;
3943	(pop @POST_INIT)->(1) while @POST_INIT;
3944		4211
3945	trace "leaving sync_job";	4212	trace "perl_reload: leaving sync_job";
3946		4213
3947	1	4214	1
3948	} or do {	4215	} or do {
3949	error $@;	4216	error $@;
3950	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3951	};	4218	};
3952		4219
3953	info "reloaded";
3954	--$RELOAD;	4220	--$RELOAD;
3955	}	4221	}
3956		4222
3957	$t1 = AE::time - $t1;	4223	$t1 = AE::time - $t1;
3958	info "reload completed in ${t1}s\n";	4224	info "perl_reload: completed in ${t1}s\n";
3959	};	4225	};
3960		4226
3961	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3962		4228
3963	sub reload_perl() {	4229	sub reload_perl() {
…		…
3984	reload_perl;	4250	reload_perl;
3985	};	4251	};
3986	}	4252	}
3987	};	4253	};
3988		4254
3989	unshift @INC, $LIBDIR;	4255	#############################################################################
3990		4256
3991	my $bug_warning = 0;	4257	my $bug_warning = 0;
3992		4258
3993	our @WAIT_FOR_TICK;
3994	our @WAIT_FOR_TICK_BEGIN;
3995
3996	sub wait_for_tick {	4259	sub wait_for_tick() {
3997	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3998		4261
3999	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
4000	push @WAIT_FOR_TICK, $signal;
4001	$signal->wait;
4002	}	4263	}
4003		4264
4004	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
4005	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
4006		4267
4007	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
4008	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
4009	$signal->wait;	4270	$signal->wait;
4010	}	4271	}
…		…
4014	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
4015	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
4016	return;	4277	return;
4017	}	4278	}
4018		4279
4019	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
4020		4281
4021	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4022		4283
4023	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
4024	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
…		…
4030	}	4291	}
4031		4292
4032	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
4033	$sig->send;	4294	$sig->send;
4034	}	4295	}
4035	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
4036	$sig->send;
4037	}
4038		4297
4039	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
4040	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
4041		4300
4042	if (0) {	4301	if (0) {
…		…
4048	}	4307	}
4049	}	4308	}
4050		4309
4051	{	4310	{
4052	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
4053		4313
4054	BDB::min_parallel 16;	4314	BDB::min_parallel 16;
4055	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
4056	$AnyEvent::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
4057		4317
4058	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
4059	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
4060	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4061	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4086	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4087	};	4347	};
4088	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4089	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4090	};	4350	};
		4351
		4352	info "database initialised";
4091	}	4353	}
4092		4354
4093	{	4355	{
4094	# configure IO::AIO	4356	# configure IO::AIO
4095		4357
		4358	info "initialising aio";
4096	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
4097	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
4098	undef $AnyEvent::AIO::WATCHER;	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
4099	}	4363	}
4100		4364
4101	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
4102		4367
4103	sub _log_backtrace {	4368	sub _log_backtrace {
4104	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
4105		4370
4106	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
4107		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4108	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
4109	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
4110	++$_log_backtrace;	4379	++$_log_backtrace;
4111	my $perl_bt = Carp::longmess $msg;	4380	my $perl_bt = Carp::longmess $msg;
4112	async {	4381	async {
4113	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
4114		4383
…		…
4134	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
4135	--$_log_backtrace;	4404	--$_log_backtrace;
4136	};	4405	};
4137	} else {	4406	} else {
4138	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
4139	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4140	}	4409	}
4141	}	4410	}
4142		4411
4143	# load additional modules	4412	# load additional modules
4144	require "cf/$_.pm" for @EXTRA_MODULES;	4413	require "cf/$_.pm" for @EXTRA_MODULES;

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