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Revision 1.476 by root, Wed Sep 2 16:54:20 2009 UTC vs.
Revision 1.607 by root, Sun Nov 18 09:29:25 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 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	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	#	18	# <http://www.gnu.org/licenses/>.
		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 ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
77	# strictly for debugging	79	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		81
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		83
		84	our @ORIG_INC;
		85
82	our %COMMAND = ();	86	our %COMMAND = ();
83	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
84		88
85	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
87	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
90		96
91	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
92	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
93		101
94	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
95	our $DATADIR = datadir;	104	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
99	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		117
108	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
109		125
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	128	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	134	our $DB_ENV;
119		135
120	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		137
122	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
123		140
124	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
126	our $NOW;	144	our $NOW;
127		145
128	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
129	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
130	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
139		157
140	our @POST_INIT;	158	our @POST_INIT;
141		159
142	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)
143	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;
144		165
145	binmode STDOUT;	166	binmode STDOUT;
146	binmode STDERR;	167	binmode STDERR;
147		168
148	# read virtual server time, if available	169	# read virtual server time, if available
…		…
159		180
160	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
161		182
162	sub cf::map::normalise;	183	sub cf::map::normalise;
163		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
164	#############################################################################	189	#############################################################################
165		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
166	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
167		203
168	=over 4	204	=over 4
169		205
170	=item $cf::UPTIME	206	=item $cf::UPTIME
171		207
172	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.
173		224
174	=item $cf::RUNTIME	225	=item $cf::RUNTIME
175		226
176	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
177	every server tick.	228	every server tick.
178		229
179	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
180	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
181	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
182		233
183	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
184	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
185	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
186	database environment.	237	database environment.
187		238
188	=item $cf::NOW
189
190	The time of the last (current) server tick.
191
192	=item $cf::TICK
193
194	The interval between server ticks, in seconds.
195
196	=item $cf::LOADAVG	239	=item $cf::LOADAVG
197		240
198	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
199	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
200	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
209	from wherever your confdir points to.	252	from wherever your confdir points to.
210		253
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		255
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
214	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
216		277
217	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
218		279
219	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
220	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
221	that call.	282	that call.
222		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
223	=back	290	=back
224		291
225	=cut	292	=cut
226		293
227	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
228	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
229	my $msg = join "", @_;	301	my $msg = join "", @_;
230		302
231	$msg .= "\n"	303	$msg .= "\n"
232	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
233		305
234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
235		307
236	LOG llevError, $msg;	308	LOG llevWarn, $msg;
237	};	309	};
238	}
239		310
240	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
242		313
243	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	318	return;#d#
246	}#d#	319	}#d#
247		320
248	# kill coroutine otherwise	321	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	322	Coro::terminate
251	};	323	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		324
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	342	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	344	}
275		345
276	$EV::DIED = sub {	346	$EV::DIED = sub {
277	warn "error in event callback: @_";	347	warn "error in event callback: $@";
278	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
279		354
280	#############################################################################	355	#############################################################################
281		356
282	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
283		358
…		…
304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
305	$d	380	$d
306	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
307	}	382	}
308		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
309	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
310		437
311	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
312		439
313	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
320		447
321	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
323		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 $_[0]
		480	}
		481
324	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
325		483
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
328		486
329	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	488	is a reload or not.
331		489
332	=cut	490	=cut
333		491
334	sub post_init(&) {	492	sub post_init(&) {
335	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
336	}	511	}
337		512
338	=item cf::lock_wait $string	513	=item cf::lock_wait $string
339		514
340	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	554	}
380		555
381	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
382		557
383	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
384	get spread over timer.	559	get spread over time.
385		560
386	=cut	561	=cut
387		562
388	sub periodic($$) {	563	sub periodic($$) {
389	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
394	}	569	}
395		570
396	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
397		572
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
400	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
401		580
402	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
403	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
404		583
405	Useful for short background jobs.	584	Useful for short background jobs.
406		585
407	=cut	586	=cut
408		587
409	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
411		591
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
415		595
416	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
417		598
418	while () {	599	while () {
419	next_job:	600	next_job:
		601
420	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	603
422	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	608	$job->[2]->send;
426	Coro::cede;	609	Coro::cede;
427	goto next_job;	610	goto next_job;
428	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	613	}
430	}	614	}
431		615
432	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
433	# 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
434	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
435	$signal->wait;
436	} else {	619	} else {
		620	$busy = 0;
437	Coro::schedule;	621	Coro::schedule;
438	}	622	}
439	}	623	}
440	};	624	};
441		625
442	sub get_slot($;$$) {	626	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
444		628
445	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
446		630
447	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
448	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
449		634
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
478	=cut	663	=cut
479		664
480	sub sync_job(&) {	665	sub sync_job(&) {
481	my ($job) = @_;	666	my ($job) = @_;
482		667
483	if ($Coro::current == $Coro::main) {	668	if (in_main) {
484	my $time = EV::time;	669	my $time = AE::time;
485		670
486	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
488		673
489	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
490		675
491	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
492		677
493	my $busy = 1;	678	my $busy = 1;
494	my @res;	679	my @res;
495		680
496	(async {	681	(async {
497	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	683	@res = eval { $job->() };
499	warn $@ if $@;	684	error $@ if $@;
500	undef $busy;	685	undef $busy;
501	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
502		687
503	while ($busy) {	688	while ($busy) {
504	if (Coro::nready) {	689	if (Coro::nready) {
…		…
506	} else {	691	} else {
507	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
508	}	693	}
509	}	694	}
510		695
511	my $time = EV::time - $time;	696	my $time = AE::time - $time;
512		697
513	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
514		699
515	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
516	} else {	701	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
539		724
540	$coro	725	$coro
541	}	726	}
542		727
543	=item fork_call { }, $args	728	=item fork_call { }, @args
544		729
545	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
546	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
547	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
548	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
549		734
550	=cut	735	=cut
551		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
552	sub fork_call(&@) {	741	sub fork_call(&@) {
553	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
554		743
555	# we seemingly have to make a local copy of the whole thing,
556	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)
558
559	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
560	reset_signals;	745	cf::post_fork;
561	&$cb	746	&$cb
562	}, @args;	747	} @args;
563		748
564	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
565	}	761	}
566		762
567	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
568		764
569	=cut	765	=cut
…		…
606	within each server.	802	within each server.
607		803
608	=cut	804	=cut
609		805
610	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
611	my ($name) = @_;	810	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
613		812
614	eval {	813	eval {
615	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
625	}	824	}
626		825
627	our $DB;	826	our $DB;
628		827
629	sub db_init {	828	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	829	$DB ||= db_table "db";
632	};
633	}	830	}
634		831
635	sub db_get($$) {	832	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
637		834
638	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
639	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
640		839
641	$! ? ()	840	$! ? ()
642	: $data	841	: $data
643	}
644	}	842	}
645		843
646	sub db_put($$$) {	844	sub db_put($$$) {
647	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		874
677	my @data;	875	my @data;
678	my $md5;	876	my $md5;
679		877
680	for (0 .. $#$src) {	878	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	880	}
684		881
685	# if processing is expensive, check	882	# if processing is expensive, check
686	# checksum first	883	# checksum first
687	if (1) {	884	if (1) {
…		…
700		897
701	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
702	}	899	}
703	}	900	}
704		901
705	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
706	my $data = $process->(\@data);	903	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
708		905
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		907
711	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
714		911
…		…
724		921
725	=cut	922	=cut
726		923
727	sub datalog($@) {	924	sub datalog($@) {
728	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	927	}
731		928
732	=back	929	=back
733		930
734	=cut	931	=cut
…		…
929		1126
930	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1129
933	} elsif (ref $type) {	1130	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
935		1132
936	} else {	1133	} else {
937	shift @arg;	1134	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
939	}	1136	}
940	}	1137	}
941	}	1138	}
942		1139
943	sub _object_attach {	1140	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
954	}	1151	}
955		1152
956	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
957	} else {	1154	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1156	}
960		1157
961	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
962	}	1159	}
963		1160
…		…
1022		1219
1023	for (@$callbacks) {	1220	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1025		1222
1026	if ($@) {	1223	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1225	override;
1030	}	1226	}
1031		1227
1032	return 1 if $override;	1228	return 1 if $override;
1033	}	1229	}
…		…
1112	for (@$attach) {	1308	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1115	}	1311	}
1116	} else {	1312	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1314	}
1119	}	1315	}
1120	}	1316	}
1121		1317
1122	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1150		1346
1151	sync_job {	1347	sync_job {
1152	if (length $$rdata) {	1348	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1156		1353
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1183		1380
1184	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1383	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1188	}	1385	}
1189	} else {	1386	} else {
1190	aio_unlink $filename;	1387	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1192	}	1389	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1414	$av = $st->{objs};
1218	}	1415	}
1219		1416
1220	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1223		1421
1224	($data, $av)	1422	($data, $av)
1225	}	1423	}
1226		1424
1227	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1231	=cut	1429	=cut
1232		1430
1233	#############################################################################	1431	#############################################################################
1234	# command handling &c	1432	# command handling &c
1235		1433
1236	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1237		1435
1238	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
1239	$name.	1437	$name.
1240		1438
1241	=cut	1439	=cut
…		…
1247	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1248		1446
1249	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1250	}	1448	}
1251		1449
1252	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1253		1451
1254	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1255	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
1256	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
1257	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
1258	has logged in successfully.	1456	has logged in successfully.
1259		1457
1260	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1261	called.
1262		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
1263	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1264		1466
1265	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1266	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
1267	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
1268	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
1269	log-in.	1471	log-in.
1270		1472
1271	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1272	called.
1273		1474
1274	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1275		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1276	sub register_extcmd {	1482	sub register_extcmd($$) {
1277	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1278		1484
1279	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1280	}	1486	}
1281		1487
1282	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1283	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1284		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1285	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1286	}	1498	}
1287		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1288	use File::Glob ();	1506	use File::Glob ();
1289		1507
1290	cf::player->attach (	1508	cf::player->attach (
1291	on_command => sub {	1509	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1293		1511
1294	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1295	or return;	1513	or return;
1296		1514
…		…
1304	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1305		1523
1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1307		1525
1308	if (ref $msg) {	1526	if (ref $msg) {
1309	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1310	"ARRAY" eq ref $msg
1311	? @$msg
1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1313		1528
1314	my @reply;
1315
1316	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}) {
1317	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1318	}	1547	}
1319		1548
1320	$pl->ext_reply ($reply, @reply)
1321	if $reply;
1322
1323	} else {	1549	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1551	}
1326		1552
1327	cf::override;	1553	cf::override;
1328	},	1554	},
1329	);	1555	);
…		…
1339	};	1565	};
1340		1566
1341	$grp	1567	$grp
1342	}	1568	}
1343		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
1344	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1345	cf::sync_job {	1586	cf::sync_job {
1346	my %todo;	1587	my %todo;
1347		1588
1348	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1590	next unless -r $path;
…		…
1367		1608
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1611
1371	$ext{source} =	1612	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1374	. $source	1615	. $source
1375	. "\n};\n1";	1616	. "\n};\n1";
1376		1617
1377	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1378	}	1619	}
1379		1620
		1621	my $pass = 0;
1380	my %done;	1622	my %done;
1381	while (%todo) {	1623	while (%todo) {
1382	my $progress;	1624	my $progress;
1383		1625
		1626	++$pass;
		1627
		1628	ext:
1384	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1631	next ext
1387	unless exists $done{$_};	1632	unless exists $done{$_};
1388	}	1633	}
1389		1634
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1636
1392	unless (eval $v->{source}) {	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
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1650
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1652	if exists $v->{meta}{mandatory};
1400		1653
1401	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1402	}	1663	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1664	}
1408		1665
1409	skip:	1666	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1412	}	1676	}
1413	};	1677	};
1414	}	1678	}
1415		1679
1416	#############################################################################	1680	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1501	}	1765	}
1502	}	1766	}
1503	}	1767	}
1504		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1505	sub save($) {	1782	sub save($) {
1506	my ($pl) = @_;	1783	my ($pl) = @_;
1507		1784
1508	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1509		1786
…		…
1514		1791
1515	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1517		1794
1518	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1519		1799
1520	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1801	cf::cede_to_tick;
1522	}	1802	}
1523		1803
…		…
1557	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1558		1838
1559	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1560	$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
1561		1841
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1843	$pl->deactivate;
		1844
1564	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;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1567	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1568		1850
1569	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1625	\@logins	1907	\@logins
1626	}	1908	}
1627		1909
1628	=item $player->maps	1910	=item $player->maps
1629		1911
		1912	=item cf::player::maps $login
		1913
1630	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1631	player. May block.	1915	player. May block.
1632		1916
1633	=cut	1917	=cut
1634		1918
…		…
1655		1939
1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1657		1941
1658	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1659		1943
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671
1672	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1673		1945
1674	Sends an ext event to the client.	1946	Sends an ext event to the client.
1675		1947
1676	=cut	1948	=cut
…		…
1695		1967
1696	=cut	1968	=cut
1697		1969
1698	sub find_by_path($) {	1970	sub find_by_path($) {
1699	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1700		1974
1701	my ($match, $specificity);	1975	my ($match, $specificity);
1702		1976
1703	for my $region (list) {	1977	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1733	sub generate_random_map {	2007	sub generate_random_map {
1734	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1735		2009
1736	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
1737		2011
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	2013	}
1753		2014
1754	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1755		2016
1756	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
…		…
1761		2022
1762	sub register {	2023	sub register {
1763	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	2025	my $pkg = caller;
1765		2026
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		2028
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	2030	}
1771		2031
1772	# also paths starting with '/'	2032	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		2034
1775	sub thawer_merge {	2035	sub thawer_merge {
1776	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1777		2037
1778	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1783	}	2043	}
1784		2044
1785	sub normalise {	2045	sub normalise {
1786	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1787		2047
1788	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1789		2049
1790	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1791		2051
1792	# map plan:	2052	# map plan:
1793	#	2053	#
…		…
1808	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	2069	$path = "$base/$path";
1810	}	2070	}
1811		2071
1812	for ($path) {	2072	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1816	}	2075	}
1817		2076
1818	$path	2077	$path
…		…
1832	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1833	return $self;	2092	return $self;
1834	}	2093	}
1835	}	2094	}
1836		2095
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	2097	()
1839	}	2098	}
1840		2099
		2100	# may re-bless or do other evil things
1841	sub init {	2101	sub init {
1842	my ($self) = @_;	2102	my ($self) = @_;
1843		2103
1844	$self	2104	$self
1845	}	2105	}
…		…
1910	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1911		2171
1912	1	2172	1
1913	}	2173	}
1914		2174
		2175	# used to laod the header of an original map
1915	sub load_header_orig {	2176	sub load_header_orig {
1916	my ($self) = @_;	2177	my ($self) = @_;
1917		2178
1918	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1919	}	2180	}
1920		2181
		2182	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2183	sub load_header_temp {
1922	my ($self) = @_;	2184	my ($self) = @_;
1923		2185
1924	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1925	}	2187	}
1926		2188
		2189	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2190	sub prepare_temp {
1928	my ($self) = @_;	2191	my ($self) = @_;
1929		2192
1930	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1932	# safety	2195	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2198	}
1936		2199
		2200	# called after loading the header from an original map
1937	sub prepare_orig {	2201	sub prepare_orig {
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2229
1966	sub find;	2230	sub find;
1967	sub find {	2231	sub find {
1968	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1969		2233
		2234	cf::cede_to_tick;
		2235
1970	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1971		2237
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2240
1975	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
1992		2258
1993	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1994	}	2260	}
1995	}	2261	}
1996		2262
1997	sub pre_load { }	2263	sub pre_load { }
1998	sub post_load { }	2264	#sub post_load { } # XS
1999		2265
2000	sub load {	2266	sub load {
2001	my ($self) = @_;	2267	my ($self) = @_;
2002		2268
2003	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006		2272
2007	{	2273	{
2008	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2009		2275
2010	return unless $self->valid;	2276	return unless $self->valid;
2011	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2012
2013	$self->in_memory (cf::MAP_LOADING);
2014		2278
2015	$self->alloc;	2279	$self->alloc;
2016		2280
2017	$self->pre_load;	2281	$self->pre_load;
2018	cf::cede_to_tick;	2282	cf::cede_to_tick;
2019		2283
		2284	if (exists $self->{load_path}) {
2020	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2021	$f->skip_block;	2286	$f->skip_block;
2022	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2023	or return;	2288	or return;
2024		2289
2025	$self->post_load_original	2290	$self->post_load_original
2026	if delete $self->{load_original};	2291	if delete $self->{load_original};
2027		2292
2028	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2029	utf8::encode $uniq;	2294	utf8::encode $uniq;
2030	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2031	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2032	$self->clear_unique_items;	2297	$self->clear_unique_items;
2033	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2034	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2035	}	2301	}
2036	}	2302	}
2037	}
2038		2303
2039	$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);
2040		2311
2041	cf::cede_to_tick;	2312	cf::cede_to_tick;
2042	# now do the right thing for maps	2313	# now do the right thing for maps
2043	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2044	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2048	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2049	$self->decay_objects;	2320	$self->decay_objects;
2050	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2051	$self->update_buttons;	2322	$self->update_buttons;
2052	cf::cede_to_tick;	2323	cf::cede_to_tick;
2053	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2054	}	2325	}
2055		2326
2056	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2057	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2058
2059	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2329	}
2061		2330
2062	$self->post_load;	2331	$self->post_load;
2063	}
2064		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2339	sub customise_for {
2066	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2067		2341
2068	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2343	if $self->per_player;
…		…
2072	# if $self->per_party;	2346	# if $self->per_party;
2073		2347
2074	$self	2348	$self
2075	}	2349	}
2076		2350
2077	# find and load all maps in the 3x3 area around a map
2078	sub load_neighbours {
2079	my ($map) = @_;
2080
2081	my @neigh; # diagonal neighbours
2082
2083	for (0 .. 3) {
2084	my $neigh = $map->tile_path ($_)
2085	or next;
2086	$neigh = find $neigh, $map
2087	or next;
2088	$neigh->load;
2089
2090	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}
2094
2095	for (grep defined $_->[0], @neigh) {
2096	my ($path, $origin) = @$_;
2097	my $neigh = find $path, $origin
2098	or next;
2099	$neigh->load;
2100	}
2101	}
2102
2103	sub find_sync {	2351	sub find_sync {
2104	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2105		2353
2106	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2107	}	2359	}
2108		2360
2109	sub do_load_sync {	2361	sub do_load_sync {
2110	my ($map) = @_;	2362	my ($map) = @_;
2111		2363
		2364	# it's a bug to call this from the main context
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2114		2367
2115	cf::sync_job { $map->load };	2368	$map->load;
2116	}	2369	}
2117		2370
2118	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2120		2373
2121	sub find_async {	2374	sub find_async {
2122	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2123		2376
2124	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2125		2378
2126	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2128	}	2381	}
2129		2382
2130	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2131		2384
2132	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2146	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2147		2400
2148	()	2401	()
2149	}	2402	}
2150		2403
		2404	# common code, used by both ->save and ->swapout
2151	sub save {	2405	sub _save {
2152	my ($self) = @_;	2406	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2407
2156	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2157		2409
2158	return unless $self->dirty;	2410	return unless $self->dirty;
2159		2411
…		…
2179	} else {	2431	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2433	}
2182	}	2434	}
2183		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2184	sub swap_out {	2444	sub swap_out {
2185	my ($self) = @_;	2445	my ($self) = @_;
2186		2446
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2192	return if $self->players;	2451	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2194	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2195		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2196	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2197		2503
2198	$self->deactivate;	2504	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2506	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2507
2246	$self->unlink_save;	2508	$self->unlink_save;
2247	$self->destroy;	2509	$self->destroy;
2248	}	2510	}
2249		2511
…		…
2257		2519
2258	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2259		2521
2260	$self->unlink_save;	2522	$self->unlink_save;
2261		2523
2262	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2529
…		…
2324	: normalise $_	2586	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2588	]
2327	}	2589	}
2328		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2329	=back	2623	=back
2330		2624
2331	=head3 cf::object	2625	=head3 cf::object
2332		2626
2333	=cut	2627	=cut
…		…
2356		2650
2357	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.
2358		2652
2359	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2360		2654
2361	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,
2362	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2363		2657
2364	=cut	2658	=cut
2365		2659
2366	sub deref {	2660	sub deref {
…		…
2465		2759
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2761
2468	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2471	map.	2765	map.
2472		2766
2473	Will never block.	2767	Will never block.
2474		2768
2475	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2791	my ($self) = @_;
2498		2792
2499	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2500		2794
		2795	++$self->{_link_recursion};
		2796
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2798
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2505		2801
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2803	}
2508		2804
2509	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2511		2807
…		…
2528	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2530		2826
2531	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2534		2830
2535	$map->load;	2831	$map->load;
2536	$map->load_neighbours;
2537		2832
2538	return unless $self->contr->active;	2833	return unless $self->contr->active;
2539		2834
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2542		2837	# entering was successful
		2838	delete $self->{_link_recursion};
2543	# only activate afterwards, to support waiting in hooks	2839	# only activate afterwards, to support waiting in hooks
2544	$self->activate_recursive;	2840	$self->activate_recursive;
2545	}	2841	}
2546		2842
		2843	}
		2844
2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2548		2846
2549	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2550	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2551	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2552	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2559		2857
2560	our $GOTOGEN;	2858	our $GOTOGEN;
2561		2859
2562	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2563	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2564		2868
2565	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2871
2568	$self->enter_link;	2872	$self->enter_link;
…		…
2588	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2589	}	2893	}
2590	}	2894	}
2591		2895
2592	my $map = eval {	2896	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2594		2898
2595	if ($map) {	2899	if ($map) {
2596	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2902	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2904	}
2601		2905
2602	$map	2906	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2613	}	2917	}
2614		2918
2615	$done->() if $done;	2919	$done->($self) if $done;
2616	})->prio (1);	2920	})->prio (1);
2617	}	2921	}
2618		2922
2619	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2620		2924
…		…
2688	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2689		2993
2690	unless (eval {	2994	unless (eval {
2691	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2692		2996
2693	# random map handling
2694	{
2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
2696
2697	prepare_random_map $exit
2698	if $exit->slaying eq "/!";
2699	}
2700
2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2702	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2703	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	}
2704		3023
2705	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2706		3025
2707	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2708	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3036
2718	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3038	$self->leave_link;
2720	}	3039	}
2721	})->prio (1);	3040	})->prio (1);
2722	}	3041	}
2723		3042
…		…
2734		3053
2735	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2737		3056
2738	utf8::encode $text;	3057	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "msg %d log %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2740	}	3084	}
2741		3085
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3087
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a msg packet to the client, formatting the msg for the client if
2745	client if neccessary. C<$type> should be a string identifying the type of	3089	necessary. C<$type> should be a string identifying the type of the
2746	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	message, with C<log> being the default. If C<$color> is negative, suppress
2747	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2748		3092
2749	=cut	3093	=cut
2750		3094
2751	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2753	"c/identify" => {	3103	"c/identify" => {
2754	id => "infobox",	3104	id => "infobox",
2755	title => "Identify",	3105	title => "Identify",
2756	reply => undef,	3106	reply => undef,
2757	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3109	"c/examine" => {
2760	id => "infobox",	3110	id => "infobox",
2761	title => "Examine",	3111	title => "Examine",
2762	reply => undef,	3112	reply => undef,
2763	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3120	},
2765	"c/book" => {	3121	"c/book" => {
2766	id => "infobox",	3122	id => "infobox",
2767	title => "Book",	3123	title => "Book",
2768	reply => undef,	3124	reply => undef,
…		…
2844	id => "death",	3200	id => "death",
2845	title => "Death",	3201	title => "Death",
2846	reply => undef,	3202	reply => undef,
2847	tooltip => "Reason for and more info about your most recent death",	3203	tooltip => "Reason for and more info about your most recent death",
2848	},	3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
2849	"c/say" => $SAY_CHANNEL,	3211	"c/say" => $SAY_CHANNEL,
2850	"c/chat" => $CHAT_CHANNEL,	3212	"c/chat" => $CHAT_CHANNEL,
2851	);	3213	);
2852		3214
2853	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
…		…
2884	my $pkt = "msg "	3246	my $pkt = "msg "
2885	. $self->{json_coder}->encode (	3247	. $self->{json_coder}->encode (
2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2887	);	3249	);
2888		3250
2889	# try lzf for large packets
2890	$pkt = "lzf " . Compress::LZF::compress $pkt
2891	if 1024 <= length $pkt and $self->{can_lzf};
2892
2893	# split very large packets
2894	if (8192 < length $pkt and $self->{can_lzf}) {
2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2896	$pkt = "frag";
2897	}
2898
2899	$self->send_packet ($pkt);	3251	$self->send_big_packet ($pkt);
2900	}	3252	}
2901		3253
2902	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2903		3255
2904	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2906	=cut	3258	=cut
2907		3259
2908	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2910		3262
2911	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}
2917	}
2918
2919	=item $client->ext_reply ($msgid, @msg)
2920
2921	Sends an ext reply to the client.
2922
2923	=cut
2924
2925	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;
2927
2928	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}
2935	}	3264	}
2936		3265
2937	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2938		3267
2939	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2994	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2995		3324
2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2997		3326
2998	if (ref $msg) {	3327	if (ref $msg) {
2999	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3000	"ARRAY" eq ref $msg
3001	? @$msg
3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3003		3329
3004	my @reply;
3005
3006	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
3007	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
3008	}	3348	}
3009
3010	$ns->ext_reply ($reply, @reply)
3011	if $reply;
3012
3013	} else {	3349	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3351	}
3016		3352
3017	cf::override;	3353	cf::override;
3018	},	3354	},
3019	);	3355	);
…		…
3039		3375
3040	$coro	3376	$coro
3041	}	3377	}
3042		3378
3043	cf::client->attach (	3379	cf::client->attach (
3044	on_destroy => sub {	3380	on_client_destroy => sub {
3045	my ($ns) = @_;	3381	my ($ns) = @_;
3046		3382
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3384	},
3049	);	3385	);
…		…
3065	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3066		3402
3067	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3068		3404
3069	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3072	sort time	3408	sort time
3073	));	3409	));
3074		3410
3075	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3100	decrease split destroy change_exp value msg lore send_msg)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3101	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3102	["cf::player" => qw(peaceful send_msg)],	3438	["cf::player" => qw(peaceful send_msg)],
3103	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3104	) {	3440	) {
3105	no strict 'refs';
3106	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3108	for @funs;	3443	for @funs;
3109	}	3444	}
3110		3445
…		…
3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3128	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3129		3464
3130	%vars = (_dummy => 0) unless %vars;	3465	%vars = (_dummy => 0) unless %vars;
3131		3466
		3467	my @res;
3132	local $_;	3468	local $_;
3133	local @safe::cf::_safe_eval_args = values %vars;
3134		3469
3135	my $eval =	3470	my $eval =
3136	"do {\n"	3471	"do {\n"
3137	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3138	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3139	. $code	3474	. $code
3140	. "\n}"	3475	. "\n}"
3141	;	3476	;
3142		3477
		3478	if ($CFG{safe_eval}) {
3143	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3144	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3145	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3146		3487
3147	if ($@) {	3488	if ($@) {
3148	warn "$@";	3489	warn "$@",
3149	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3150	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3151	}	3492	}
3152		3493
3153	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3154	}	3495	}
3155		3496
…		…
3169	=cut	3510	=cut
3170		3511
3171	sub register_script_function {	3512	sub register_script_function {
3172	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3173		3514
3174	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3175	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3176	}	3517	}
3177		3518
3178	=back	3519	=back
3179		3520
3180	=cut	3521	=cut
3181		3522
3182	#############################################################################	3523	#############################################################################
3183	# the server's init and main functions	3524	# the server's init and main functions
3184		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_csum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3185	sub load_facedata($) {	3603	sub load_facedata($) {
3186	my ($path) = @_;	3604	my ($path) = @_;
3187		3605
3188	# HACK to clear player env face cache, we need some signal framework
3189	# for this (global event?)
3190	%ext::player_env::MUSIC_FACE_CACHE = ();
3191
3192	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3193		3607
3194	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3195		3609
3196	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3197	0 < aio_load $path, $facedata
3198	or die "$path: $!";
3199
3200	$facedata = Coro::Storable::thaw $facedata;
3201		3611
3202	$facedata->{version} == 2	3612	$facedata->{version} == 2
3203	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3204		3614
3205	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3206	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3207	type => FT_RSRC,	3617
3208	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3209	};	3619
3210	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3211		3623
3212	{	3624	{
3213	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3214		3626
3215	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3216	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3217		3630
3218	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3219	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3220	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3221	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3222		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3223	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3224	}	3638	}
3225		3639
3226	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3227	next unless $info->{smooth};	3641	next unless $info->{smooth};
3228		3642
…		…
3231		3645
3232	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3233	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3234	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3235	} else {	3649	} else {
3236	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3237	}	3651	}
3238
3239	cf::cede_to_tick;
3240	}	3652	}
3241	}	3653	}
3242		3654
3243	{	3655	{
3244	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3245		3657
3246	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3247	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3248	cf::cede_to_tick;
3249	}	3660	}
3250		3661
3251	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3252	}	3663	}
3253		3664
3254	{	3665	{
3255	# TODO: for gcfclient pleasure, we should give resources
3256	# that gcfclient doesn't grok a >10000 face index.
3257	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3258		3667
3259	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3260	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3261	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3262	my $data;
3263		3672
3264	if ($info->{type} & 1) {
3265	# prepend meta info
3266
3267	my $meta = $enc->encode ({
3268	name => $name,
3269	%{ $info->{meta} || {} },
3270	});
3271
3272	$data = pack "(w/a*)*", $meta, $info->{data};
3273	} else {
3274	$data = $info->{data};
3275	}
3276
3277	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3278	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3279	} else {	3679	} else {
3280	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3281	}	3681	}
3282
3283	cf::cede_to_tick;
3284	}	3682	}
3285	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3286		3694
3287	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3288		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3289	1	3699	1
3290	}	3700	}
3291
3292	cf::global->attach (on_resource_update => sub {
3293	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3294	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3295
3296	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3297	my $sound = $soundconf->{compat}[$_]
3298	or next;
3299
3300	my $face = cf::face::find "sound/$sound->[1]";
3301	cf::sound::set $sound->[0] => $face;
3302	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3303	}
3304
3305	while (my ($k, $v) = each %{$soundconf->{event}}) {
3306	my $face = cf::face::find "sound/$v";
3307	cf::sound::set $k => $face;
3308	}
3309	}
3310	});
3311		3701
3312	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3313	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3314		3704
3315	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
…		…
3323	my $status = load_resource_file_ $_[0];	3713	my $status = load_resource_file_ $_[0];
3324	get_slot 0.1, 100;	3714	get_slot 0.1, 100;
3325	cf::arch::commit_load;	3715	cf::arch::commit_load;
3326		3716
3327	$status	3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
3328	}	3732	}
3329		3733
3330	sub reload_regions {	3734	sub reload_regions {
3331	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3332	# for this (global event?)	3736	# for this (global event?)
…		…
3340	if exists $_->{match};	3744	if exists $_->{match};
3341	}	3745	}
3342	}	3746	}
3343		3747
3344	sub reload_facedata {	3748	sub reload_facedata {
3345	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3346	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3347	}	3751	}
3348		3752
3349	sub reload_archetypes {	3753	sub reload_archetypes {
3350	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3351	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
		3756
		3757	cf::face::set
		3758	"res/skill_info" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3352	}	3768	}
3353		3769
3354	sub reload_treasures {	3770	sub reload_treasures {
3355	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3356	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3357	}	3773	}
3358		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3359	sub reload_resources {	3795	sub reload_resources {
3360	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3361		3797
		3798	reload_materials;
3362	reload_facedata;	3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
3363	reload_archetypes;	3802	reload_archetypes;
3364	reload_regions;	3803	reload_regions;
3365	reload_treasures;	3804	reload_treasures;
3366		3805
3367	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3368	}	3807	}
3369		3808
3370	sub reload_config {	3809	sub reload_config {
3371	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3372	or return;
3373		3811
3374	local $/;	3812	my $config = load_file "$CONFDIR/config";
3375	*CFG = YAML::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3376		3815
3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3378		3817
3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3381		3820
3382	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3406	seek $fh, 0, 0;	3845	seek $fh, 0, 0;
3407	print $fh $$;	3846	print $fh $$;
3408	}	3847	}
3409		3848
3410	sub main_loop {	3849	sub main_loop {
3411	warn "EV::loop starting\n";	3850	trace "EV::loop starting\n";
3412	if (1) {	3851	if (1) {
3413	EV::loop;	3852	EV::loop;
3414	}	3853	}
3415	warn "EV::loop returned\n";	3854	trace "EV::loop returned\n";
3416	goto &main_loop unless $REALLY_UNLOOP;	3855	goto &main_loop unless $REALLY_UNLOOP;
3417	}	3856	}
3418		3857
3419	sub main {	3858	sub main {
3420	cf::init_globals; # initialise logging	3859	cf::init_globals; # initialise logging
3421		3860
3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3426		3865
3427	cf::init_experience;
3428	cf::init_anim;
3429	cf::init_attackmess;
3430	cf::init_dynamic;
3431
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433		3867
3434	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3871	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3441	};	3875	};
3442		3876
3443	evthread_start IO::AIO::poll_fileno;	3877	evthread_start IO::AIO::poll_fileno;
3444		3878
3445	cf::sync_job {	3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
3446	reload_resources;	3890	reload_resources;
3447	reload_config;	3891	reload_config;
3448	db_init;
3449		3892
3450	cf::load_settings;
3451	cf::load_materials;
3452	cf::init_uuid;	3893	cf::init_uuid;
3453	cf::init_signals;	3894	cf::init_signals;
3454	cf::init_commands;
3455	cf::init_skills;	3895	cf::init_skills;
3456		3896
3457	cf::init_beforeplay;	3897	cf::init_beforeplay;
3458		3898
3459	atomic;	3899	atomic;
…		…
3464		3904
3465	# no (long-running) fork's whatsoever before this point(!)	3905	# no (long-running) fork's whatsoever before this point(!)
3466	use POSIX ();	3906	use POSIX ();
3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3468		3908
3469	(pop @POST_INIT)->(0) while @POST_INIT;	3909	cf::_post_init 0;
3470	};	3910	};
3471		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
3472	main_loop;	3919	goto &main_loop;
3473	}	3920	}
3474		3921
3475	#############################################################################	3922	#############################################################################
3476	# initialisation and cleanup	3923	# initialisation and cleanup
3477		3924
3478	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3479	BEGIN {	3926	BEGIN {
3480	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3481	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3482	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3483	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3484	};	3931	};
3485	}	3932	}
3486	}	3933	}
3487		3934
3488	sub write_runtime_sync {	3935	sub write_runtime_sync {
		3936	my $t0 = AE::time;
		3937
3489	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3490	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3491		3940
3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3493		3942
3494	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3495		3944
3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3497	or return;	3946	or return;
3498		3947
3499	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3500	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3501	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3514	or return;	3963	or return;
3515		3964
3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3517	and return;	3966	and return;
3518		3967
3519	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3520		3969
3521	1	3970	1
3522	}	3971	}
3523		3972
3524	our $uuid_lock;	3973	our $uuid_lock;
…		…
3536	or return;	3985	or return;
3537		3986
3538	my $value = uuid_seq uuid_cur;	3987	my $value = uuid_seq uuid_cur;
3539		3988
3540	unless ($value) {	3989	unless ($value) {
3541	warn "cowardly refusing to write zero uuid value!\n";	3990	info "cowardly refusing to write zero uuid value!\n";
3542	return;	3991	return;
3543	}	3992	}
3544		3993
3545	my $value = uuid_str $value + $uuid_skip;	3994	my $value = uuid_str $value + $uuid_skip;
3546	$uuid_skip = 0;	3995	$uuid_skip = 0;
…		…
3556	or return;	4005	or return;
3557		4006
3558	aio_rename "$uuid~", $uuid	4007	aio_rename "$uuid~", $uuid
3559	and return;	4008	and return;
3560		4009
3561	warn "uuid file written ($value).\n";	4010	trace "uuid file written ($value).\n";
3562		4011
3563	1	4012	1
3564		4013
3565	}	4014	}
3566		4015
…		…
3572	}	4021	}
3573		4022
3574	sub emergency_save() {	4023	sub emergency_save() {
3575	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3576		4025
3577	warn "emergency_perl_save: enter\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3578		4032
3579	cf::sync_job {	4033	cf::sync_job {
3580	# this is a trade-off: we want to be very quick here, so	4034	cf::write_runtime_sync; # external watchdog should not bark
3581	# save all maps without fsync, and later call a global sync
3582	# (which in turn might be very very slow)
3583	local $USE_FSYNC = 0;
3584		4035
3585	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3586	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3587	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3588	warn "emergency_perl_save: begin player save\n";	4039	info "emergency_perl_save: begin player save\n";
3589	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3590	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3591	$pl->valid or next;	4042	$pl->valid or next;
3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3593	$pl->save;	4044	$pl->save;
3594	}	4045	}
3595	warn "emergency_perl_save: end player save\n";	4046	info "emergency_perl_save: end player save\n";
3596		4047
		4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
3597	warn "emergency_perl_save: begin map save\n";	4050	info "emergency_perl_save: begin map save\n";
3598	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3599	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3600	$map->valid or next;	4053	$map->valid or next;
3601	$map->save;	4054	$map->save;
3602	}	4055	}
3603	warn "emergency_perl_save: end map save\n";	4056	info "emergency_perl_save: end map save\n";
3604		4057
		4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
3605	warn "emergency_perl_save: begin database checkpoint\n";	4060	info "emergency_perl_save: begin database checkpoint\n";
3606	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3607	warn "emergency_perl_save: end database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
3608		4063
3609	warn "emergency_perl_save: begin write uuid\n";	4064	info "emergency_perl_save: begin write uuid\n";
3610	write_uuid_sync 1;	4065	write_uuid_sync 1;
3611	warn "emergency_perl_save: end write uuid\n";	4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3612	};	4086	};
3613		4087
3614	warn "emergency_perl_save: starting sync()\n";
3615	IO::AIO::aio_sync sub {
3616	warn "emergency_perl_save: finished sync()\n";
3617	};
3618
3619	warn "emergency_perl_save: leave\n";	4088	info "emergency_perl_save: leave\n";
3620	}	4089	}
3621		4090
3622	sub post_cleanup {	4091	sub post_cleanup {
3623	my ($make_core) = @_;	4092	my ($make_core) = @_;
3624		4093
		4094	IO::AIO::flush;
		4095
3625	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3626	if $make_core;	4097	if $make_core;
3627		4098
3628	my $fh = pidfile;	4099	my $fh = pidfile;
3629	unlink $PIDFILE if <$fh> == $$;	4100	unlink $PIDFILE if <$fh> == $$;
3630	}	4101	}
…		…
3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3651	for my $name (keys %$leaf_symtab) {	4122	for my $name (keys %$leaf_symtab) {
3652	_gv_clear *{"$pkg$name"};	4123	_gv_clear *{"$pkg$name"};
3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3654	}	4125	}
3655	warn "cleared package $pkg\n";#d#
3656	}	4126	}
3657		4127
3658	sub do_reload_perl() {	4128	sub do_reload_perl() {
3659	# can/must only be called in main	4129	# can/must only be called in main
3660	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3661	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3662	return;	4132	return;
3663	}	4133	}
3664		4134
3665	return if $RELOAD++;	4135	return if $RELOAD++;
3666		4136
3667	my $t1 = EV::time;	4137	my $t1 = AE::time;
3668		4138
3669	while ($RELOAD) {	4139	while ($RELOAD) {
3670	warn "reloading...";	4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
3671		4142
3672	warn "entering sync_job";	4143	trace "perl_reload: entering sync_job";
3673		4144
3674	cf::sync_job {	4145	cf::sync_job {
3675	cf::write_runtime_sync; # external watchdog should not bark
3676	cf::emergency_save;	4146	#cf::emergency_save;
3677	cf::write_runtime_sync; # external watchdog should not bark
3678		4147
3679	warn "syncing database to disk";
3680	BDB::db_env_txn_checkpoint $DB_ENV;
3681
3682	# if anything goes wrong in here, we should simply crash as we already saved
3683
3684	warn "flushing outstanding aio requests";
3685	while (IO::AIO::nreqs || BDB::nreqs) {
3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3687	}
3688
3689	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3690	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3691	%EXT_CORO = ();	4150	%EXT_CORO = ();
3692		4151
3693	warn "removing commands";	4152	trace "perl_reload: removing commands";
3694	%COMMAND = ();	4153	%COMMAND = ();
3695		4154
3696	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3697	%EXTCMD = ();	4156	%EXTCMD = ();
3698	%EXTICMD = ();	4157	%EXTICMD = ();
3699		4158
3700	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3701	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3702	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3703		4162
3704	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3705	eval {	4164	eval {
3706	$cb->($pkg);	4165	$cb->($pkg);
3707	1	4166	1
3708	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
3709	}	4168	}
3710		4169
3711	warn "... clearing $pkg";	4170	trace "... clearing $pkg";
3712	clear_package $pkg;	4171	clear_package $pkg;
3713	}	4172	}
3714		4173
3715	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3716	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3718		4177
3719	warn "... unloading $k";	4178	trace "... unloading $k";
3720	delete $INC{$k};	4179	delete $INC{$k};
3721		4180
3722	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3723	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3724		4183
…		…
3727	}	4186	}
3728		4187
3729	clear_package $k;	4188	clear_package $k;
3730	}	4189	}
3731		4190
3732	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3733	clear_package "safe::$_"	4192	clear_package "safe::$_"
3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3735		4194
3736	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3737	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3739		4198
3740	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3741	# and global variables created in xs	4200	# and global variables created in xs
3742	#clear_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3743		4202
3744	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3745		4204
3746	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3747	require cf;	4206	require cf;
3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3749		4208
3750	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3751	cf::reload_config;	4210	cf::reload_config;
3752		4211
3753	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3754	cf::load_extensions;	4213	cf::load_extensions;
3755		4214
3756	if ($REATTACH_ON_RELOAD) {	4215	if ($REATTACH_ON_RELOAD) {
3757	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3758	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3759	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3760	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3761	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3762	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
3763	}	4222	}
3764		4223
3765	warn "running post_init jobs";	4224	cf::_post_init 1;
3766	(pop @POST_INIT)->(1) while @POST_INIT;
3767		4225
3768	warn "leaving sync_job";	4226	trace "perl_reload: leaving sync_job";
3769		4227
3770	1	4228	1
3771	} or do {	4229	} or do {
3772	warn $@;	4230	error $@;
3773	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3774	};	4232	};
3775		4233
3776	warn "reloaded";
3777	--$RELOAD;	4234	--$RELOAD;
3778	}	4235	}
3779		4236
3780	$t1 = EV::time - $t1;	4237	$t1 = AE::time - $t1;
3781	warn "reload completed in ${t1}s\n";	4238	info "perl_reload: completed in ${t1}s\n";
3782	};	4239	};
3783		4240
3784	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3785		4242
3786	sub reload_perl() {	4243	sub reload_perl() {
…		…
3788	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3789		4246
3790	$RELOAD_WATCHER ||= cf::async {	4247	$RELOAD_WATCHER ||= cf::async {
3791	Coro::AIO::aio_wait cache_extensions;	4248	Coro::AIO::aio_wait cache_extensions;
3792		4249
3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3794	do_reload_perl;	4251	do_reload_perl;
3795	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3796	};	4253	};
3797	};	4254	};
3798	}	4255	}
…		…
3807	reload_perl;	4264	reload_perl;
3808	};	4265	};
3809	}	4266	}
3810	};	4267	};
3811		4268
3812	unshift @INC, $LIBDIR;	4269	#############################################################################
3813		4270
3814	my $bug_warning = 0;	4271	my $bug_warning = 0;
3815		4272
3816	our @WAIT_FOR_TICK;
3817	our @WAIT_FOR_TICK_BEGIN;
3818
3819	sub wait_for_tick {	4273	sub wait_for_tick() {
3820	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3821		4275
3822	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3823	push @WAIT_FOR_TICK, $signal;
3824	$signal->wait;
3825	}	4277	}
3826		4278
3827	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3828	return if tick_inhibit || $Coro::current == $Coro::main;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3829		4281
3830	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3831	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3832	$signal->wait;	4284	$signal->wait;
3833	}	4285	}
…		…
3837	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3838	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3839	return;	4291	return;
3840	}	4292	}
3841		4293
3842	cf::server_tick; # one server iteration	4294	cf::one_tick; # one server iteration
		4295
		4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3843		4297
3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3846	Coro::async_pool {	4300	Coro::async_pool {
3847	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3848	write_runtime_sync	4302	write_runtime_sync
3849	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3850	};	4304	};
3851	}	4305	}
3852		4306
3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3854	$sig->send;	4308	$sig->send;
3855	}	4309	}
3856	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3857	$sig->send;
3858	}
3859		4311
3860	$LOAD = ($NOW - $TICK_START) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3861	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3862		4314
3863	if (0) {	4315	if (0) {
3864	if ($NEXT_TICK) {	4316	if ($NEXT_TICK) {
3865	my $jitter = $TICK_START - $NEXT_TICK;	4317	my $jitter = $TICK_START - $NEXT_TICK;
3866	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3867	warn "jitter $JITTER\n";#d#	4319	debug "jitter $JITTER\n";#d#
3868	}	4320	}
3869	}	4321	}
3870	}	4322	}
3871		4323
3872	{	4324	{
3873	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3874		4327
3875	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3876	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3877	$AnyEvent::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3878		4331
3879	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3880	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3881	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3882	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3907	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3908	};	4361	};
3909	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3910	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3911	};	4364	};
		4365
		4366	info "database initialised";
3912	}	4367	}
3913		4368
3914	{	4369	{
3915	# configure IO::AIO	4370	# configure IO::AIO
3916		4371
		4372	info "initialising aio";
3917	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3918	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3919	undef $AnyEvent::AIO::WATCHER;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3920	}	4377	}
3921		4378
3922	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3923		4381
3924	sub _log_backtrace {	4382	sub _log_backtrace {
3925	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3926		4384
3927	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3928		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3929	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3930	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3931	++$_log_backtrace;	4393	++$_log_backtrace;
3932	my $perl_bt = Carp::longmess $msg;	4394	my $perl_bt = Carp::longmess $msg;
3933	async {	4395	async {
3934	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3935		4397
…		…
3955	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3956	--$_log_backtrace;	4418	--$_log_backtrace;
3957	};	4419	};
3958	} else {	4420	} else {
3959	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3960	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3961	}	4423	}
3962	}	4424	}
3963		4425
3964	# load additional modules	4426	# load additional modules
3965	require "cf/$_.pm" for @EXTRA_MODULES;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3966		4429
3967	END { cf::emergency_save }	4430	END { cf::emergency_save }
3968		4431
3969	1	4432	1
3970		4433

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