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Revision 1.475 by root, Tue Jul 21 06:17:00 2009 UTC vs.
Revision 1.603 by root, Tue Nov 13 01:12:23 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	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2540	$self->activate_recursive;
2541		2834
2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2543	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2544	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2545		2842
		2843	}
		2844
2546	=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)]])
2547		2846
2548	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
2549	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2550	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
2551	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
…		…
2558		2857
2559	our $GOTOGEN;	2858	our $GOTOGEN;
2560		2859
2561	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2562	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	}
2563		2868
2564	# 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
2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2566		2871
2567	$self->enter_link;	2872	$self->enter_link;
…		…
2587	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2588	}	2893	}
2589	}	2894	}
2590		2895
2591	my $map = eval {	2896	my $map = eval {
2592	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2593		2898
2594	if ($map) {	2899	if ($map) {
2595	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2596	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2597	} else {	2902	} else {
2598	$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);
2599	}	2904	}
2600		2905
2601	$map	2906	$map
…		…
2609	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2610	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2611	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2612	}	2917	}
2613		2918
2614	$done->() if $done;	2919	$done->($self) if $done;
2615	})->prio (1);	2920	})->prio (1);
2616	}	2921	}
2617		2922
2618	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2619		2924
…		…
2687	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2688		2993
2689	unless (eval {	2994	unless (eval {
2690	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2691		2996
2692	# random map handling
2693	{
2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
2695
2696	prepare_random_map $exit
2697	if $exit->slaying eq "/!";
2698	}
2699
2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2701	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2702	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	}
2703		3023
2704	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2705		3025
2706	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2707	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2712	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2713	. "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. "
2714	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2715	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2716		3036
2717	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2718	$self->leave_link;	3038	$self->leave_link;
2719	}	3039	}
2720	})->prio (1);	3040	})->prio (1);
2721	}	3041	}
2722		3042
…		…
2734	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2735	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2736		3056
2737	utf8::encode $text;	3057	utf8::encode $text;
2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %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);
2739	}	3084	}
2740		3085
2741	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2742		3087
2743	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2747		3092
2748	=cut	3093	=cut
2749		3094
2750	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2751	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	},
2752	"c/identify" => {	3103	"c/identify" => {
2753	id => "infobox",	3104	id => "infobox",
2754	title => "Identify",	3105	title => "Identify",
2755	reply => undef,	3106	reply => undef,
2756	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2758	"c/examine" => {	3109	"c/examine" => {
2759	id => "infobox",	3110	id => "infobox",
2760	title => "Examine",	3111	title => "Examine",
2761	reply => undef,	3112	reply => undef,
2762	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",
2763	},	3120	},
2764	"c/book" => {	3121	"c/book" => {
2765	id => "infobox",	3122	id => "infobox",
2766	title => "Book",	3123	title => "Book",
2767	reply => undef,	3124	reply => undef,
…		…
2883	my $pkt = "msg "	3240	my $pkt = "msg "
2884	. $self->{json_coder}->encode (	3241	. $self->{json_coder}->encode (
2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3242	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2886	);	3243	);
2887		3244
2888	# try lzf for large packets
2889	$pkt = "lzf " . Compress::LZF::compress $pkt
2890	if 1024 <= length $pkt and $self->{can_lzf};
2891
2892	# split very large packets
2893	if (8192 < length $pkt and $self->{can_lzf}) {
2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2895	$pkt = "frag";
2896	}
2897
2898	$self->send_packet ($pkt);	3245	$self->send_big_packet ($pkt);
2899	}	3246	}
2900		3247
2901	=item $client->ext_msg ($type, @msg)	3248	=item $client->ext_msg ($type, @msg)
2902		3249
2903	Sends an ext event to the client.	3250	Sends an ext event to the client.
…		…
2905	=cut	3252	=cut
2906		3253
2907	sub cf::client::ext_msg($$@) {	3254	sub cf::client::ext_msg($$@) {
2908	my ($self, $type, @msg) = @_;	3255	my ($self, $type, @msg) = @_;
2909		3256
2910	if ($self->extcmd == 2) {
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3257	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2912	} elsif ($self->extcmd == 1) { # TODO: remove
2913	push @msg, msgtype => "event_$type";
2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2915	}
2916	}
2917
2918	=item $client->ext_reply ($msgid, @msg)
2919
2920	Sends an ext reply to the client.
2921
2922	=cut
2923
2924	sub cf::client::ext_reply($$@) {
2925	my ($self, $id, @msg) = @_;
2926
2927	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2929	} elsif ($self->extcmd == 1) {
2930	#TODO: version 1, remove
2931	unshift @msg, msgtype => "reply", msgid => $id;
2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2933	}
2934	}	3258	}
2935		3259
2936	=item $success = $client->query ($flags, "text", \&cb)	3260	=item $success = $client->query ($flags, "text", \&cb)
2937		3261
2938	Queues a query to the client, calling the given callback with	3262	Queues a query to the client, calling the given callback with
…		…
2993	my ($ns, $buf) = @_;	3317	my ($ns, $buf) = @_;
2994		3318
2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3319	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2996		3320
2997	if (ref $msg) {	3321	if (ref $msg) {
2998	my ($type, $reply, @payload) =	3322	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2999	"ARRAY" eq ref $msg
3000	? @$msg
3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3002		3323
3003	my @reply;
3004
3005	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTIACMD{$type}) {
		3325	$cb->(
		3326	$ns,
		3327	sub {
		3328	$ns->ext_msg ("reply-$reply", @_)
		3329	if $reply;
		3330	},
		3331	@payload
		3332	);
		3333	} else {
		3334	my @reply;
		3335
		3336	if (my $cb = $EXTICMD{$type}) {
3006	@reply = $cb->($ns, @payload);	3337	@reply = $cb->($ns, @payload);
		3338	}
		3339
		3340	$ns->ext_msg ("reply-$reply", @reply)
		3341	if $reply;
3007	}	3342	}
3008
3009	$ns->ext_reply ($reply, @reply)
3010	if $reply;
3011
3012	} else {	3343	} else {
3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3344	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3014	}	3345	}
3015		3346
3016	cf::override;	3347	cf::override;
3017	},	3348	},
3018	);	3349	);
…		…
3038		3369
3039	$coro	3370	$coro
3040	}	3371	}
3041		3372
3042	cf::client->attach (	3373	cf::client->attach (
3043	on_destroy => sub {	3374	on_client_destroy => sub {
3044	my ($ns) = @_;	3375	my ($ns) = @_;
3045		3376
3046	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3377	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3047	},	3378	},
3048	);	3379	);
…		…
3064	our $safe_hole = new Safe::Hole;	3395	our $safe_hole = new Safe::Hole;
3065		3396
3066	$SIG{FPE} = 'IGNORE';	3397	$SIG{FPE} = 'IGNORE';
3067		3398
3068	$safe->permit_only (Opcode::opset qw(	3399	$safe->permit_only (Opcode::opset qw(
3069	:base_core :base_mem :base_orig :base_math	3400	:base_core :base_mem :base_orig :base_math :base_loop
3070	grepstart grepwhile mapstart mapwhile	3401	grepstart grepwhile mapstart mapwhile
3071	sort time	3402	sort time
3072	));	3403	));
3073		3404
3074	# here we export the classes and methods available to script code	3405	# here we export the classes and methods available to script code
…		…
3099	decrease split destroy change_exp value msg lore send_msg)],	3430	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3431	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful send_msg)],	3432	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3433	["cf::map" => qw(trigger)],
3103	) {	3434	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3435	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3436	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3437	for @funs;
3108	}	3438	}
3109		3439
…		…
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3456	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3457	$qcode =~ s/\n/\\n/g;
3128		3458
3129	%vars = (_dummy => 0) unless %vars;	3459	%vars = (_dummy => 0) unless %vars;
3130		3460
		3461	my @res;
3131	local $_;	3462	local $_;
3132	local @safe::cf::_safe_eval_args = values %vars;
3133		3463
3134	my $eval =	3464	my $eval =
3135	"do {\n"	3465	"do {\n"
3136	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3466	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3137	. "#line 0 \"{$qcode}\"\n"	3467	. "#line 0 \"{$qcode}\"\n"
3138	. $code	3468	. $code
3139	. "\n}"	3469	. "\n}"
3140	;	3470	;
3141		3471
		3472	if ($CFG{safe_eval}) {
3142	sub_generation_inc;	3473	sub_generation_inc;
		3474	local @safe::cf::_safe_eval_args = values %vars;
3143	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3475	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3144	sub_generation_inc;	3476	sub_generation_inc;
		3477	} else {
		3478	local @cf::_safe_eval_args = values %vars;
		3479	@res = wantarray ? eval eval : scalar eval $eval;
		3480	}
3145		3481
3146	if ($@) {	3482	if ($@) {
3147	warn "$@";	3483	warn "$@",
3148	warn "while executing safe code '$code'\n";	3484	"while executing safe code '$code'\n",
3149	warn "with arguments " . (join " ", %vars) . "\n";	3485	"with arguments " . (join " ", %vars) . "\n";
3150	}	3486	}
3151		3487
3152	wantarray ? @res : $res[0]	3488	wantarray ? @res : $res[0]
3153	}	3489	}
3154		3490
…		…
3168	=cut	3504	=cut
3169		3505
3170	sub register_script_function {	3506	sub register_script_function {
3171	my ($fun, $cb) = @_;	3507	my ($fun, $cb) = @_;
3172		3508
3173	no strict 'refs';	3509	$fun = "safe::$fun" if $CFG{safe_eval};
3174	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3510	*$fun = $safe_hole->wrap ($cb);
3175	}	3511	}
3176		3512
3177	=back	3513	=back
3178		3514
3179	=cut	3515	=cut
3180		3516
3181	#############################################################################	3517	#############################################################################
3182	# the server's init and main functions	3518	# the server's init and main functions
3183		3519
		3520	{
		3521	package cf::face;
		3522
		3523	our %HASH; # hash => idx
		3524	our @DATA; # dynamically-created facedata, only faceste 0 used
		3525	our @FOFS; # file offset, if > 0
		3526	our @SIZE; # size of face, in octets
		3527	our @META; # meta hash of face, if any
		3528	our $DATAFH; # facedata filehandle
		3529
		3530	# internal api, not finalised
		3531	sub set {
		3532	my ($name, $type, $data) = @_;
		3533
		3534	my $idx = cf::face::find $name;
		3535
		3536	if ($idx) {
		3537	delete $HASH{cf::face::get_chksum $idx};
		3538	} else {
		3539	$idx = cf::face::alloc $name;
		3540	}
		3541
		3542	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3543
		3544	cf::face::set_type $idx, $type;
		3545	cf::face::set_csum $idx, 0, $hash;
		3546
		3547	# we need to destroy the SV itself, not just modify it, as a running ix
		3548	# might hold a reference to it: "delete" achieves that.
		3549	delete $FOFS[0][$idx];
		3550	delete $DATA[0][$idx];
		3551	$DATA[0][$idx] = $data;
		3552	$SIZE[0][$idx] = length $data;
		3553	delete $META[$idx];
		3554	$HASH{$hash} = $idx;#d#
		3555
		3556	$idx
		3557	}
		3558
		3559	sub _get_data($$$) {
		3560	my ($idx, $set, $cb) = @_;
		3561
		3562	if (defined $DATA[$set][$idx]) {
		3563	$cb->($DATA[$set][$idx]);
		3564	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3565	my $size = $SIZE[$set][$idx];
		3566	my $buf;
		3567	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3568	if ($_[0] == $size) {
		3569	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3570	$cb->($buf);
		3571	} else {
		3572	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3573	}
		3574	};
		3575	} else {
		3576	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3577	}
		3578	}
		3579
		3580	# rather ineffient
		3581	sub cf::face::get_data($;$) {
		3582	my ($idx, $set) = @_;
		3583
		3584	_get_data $idx, $set, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $set, $idx, $pri) = @_;
		3590
		3591	_get_data $idx, $set, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595	}
		3596
3184	sub load_facedata($) {	3597	sub load_facedata($) {
3185	my ($path) = @_;	3598	my ($path) = @_;
3186		3599
3187	# HACK to clear player env face cache, we need some signal framework
3188	# for this (global event?)
3189	%ext::player_env::MUSIC_FACE_CACHE = ();
3190
3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3600	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3192		3601
3193	warn "loading facedata from $path\n";	3602	trace "loading facedata from $path\n";
3194		3603
3195	my $facedata;	3604	my $facedata = decode_storable load_file "$path/faceinfo";
3196	0 < aio_load $path, $facedata
3197	or die "$path: $!";
3198
3199	$facedata = Coro::Storable::thaw $facedata;
3200		3605
3201	$facedata->{version} == 2	3606	$facedata->{version} == 2
3202	or cf::cleanup "$path: version mismatch, cannot proceed.";	3607	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3203		3608
3204	# patch in the exptable	3609	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3205	$facedata->{resource}{"res/exp_table"} = {	3610	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3206	type => FT_RSRC,	3611
3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3612	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3208	};	3613
3209	cf::cede_to_tick;	3614	# BEGIN ATOMIC
		3615	# from here on, everything must be atomic - no thread switch allowed
		3616	my $t1 = EV::time;
3210		3617
3211	{	3618	{
3212	my $faces = $facedata->{faceinfo};	3619	my $faces = $facedata->{faceinfo};
3213		3620
3214	while (my ($face, $info) = each %$faces) {	3621	for my $face (sort keys %$faces) {
		3622	my $info = $faces->{$face};
3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3623	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3216		3624
3217	cf::face::set_visibility $idx, $info->{visibility};	3625	cf::face::set_visibility $idx, $info->{visibility};
3218	cf::face::set_magicmap $idx, $info->{magicmap};	3626	cf::face::set_magicmap $idx, $info->{magicmap};
3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3627	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3628	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3221		3629	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3222	cf::cede_to_tick;	3630	$cf::face::HASH{$info->{hash64}} = $idx;
		3631	delete $cf::face::META[$idx];
3223	}	3632	}
3224		3633
3225	while (my ($face, $info) = each %$faces) {	3634	while (my ($face, $info) = each %$faces) {
3226	next unless $info->{smooth};	3635	next unless $info->{smooth};
3227		3636
…		…
3230		3639
3231	if (my $smooth = cf::face::find $info->{smooth}) {	3640	if (my $smooth = cf::face::find $info->{smooth}) {
3232	cf::face::set_smooth $idx, $smooth;	3641	cf::face::set_smooth $idx, $smooth;
3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3642	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3234	} else {	3643	} else {
3235	warn "smooth face '$info->{smooth}' not found for face '$face'";	3644	error "smooth face '$info->{smooth}' not found for face '$face'";
3236	}	3645	}
3237
3238	cf::cede_to_tick;
3239	}	3646	}
3240	}	3647	}
3241		3648
3242	{	3649	{
3243	my $anims = $facedata->{animinfo};	3650	my $anims = $facedata->{animinfo};
3244		3651
3245	while (my ($anim, $info) = each %$anims) {	3652	while (my ($anim, $info) = each %$anims) {
3246	cf::anim::set $anim, $info->{frames}, $info->{facings};	3653	cf::anim::set $anim, $info->{frames}, $info->{facings};
3247	cf::cede_to_tick;
3248	}	3654	}
3249		3655
3250	cf::anim::invalidate_all; # d'oh	3656	cf::anim::invalidate_all; # d'oh
3251	}	3657	}
3252		3658
3253	{	3659	{
3254	# TODO: for gcfclient pleasure, we should give resources
3255	# that gcfclient doesn't grok a >10000 face index.
3256	my $res = $facedata->{resource};	3660	my $res = $facedata->{resource};
3257		3661
3258	while (my ($name, $info) = each %$res) {	3662	while (my ($name, $info) = each %$res) {
3259	if (defined $info->{type}) {	3663	if (defined (my $type = $info->{type})) {
		3664	# TODO: different hash - must free and use new index, or cache ixface data queue
3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3665	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3261	my $data;
3262		3666
3263	if ($info->{type} & 1) {
3264	# prepend meta info
3265
3266	my $meta = $enc->encode ({
3267	name => $name,
3268	%{ $info->{meta} || {} },
3269	});
3270
3271	$data = pack "(w/a*)*", $meta, $info->{data};
3272	} else {
3273	$data = $info->{data};
3274	}
3275
3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3277	cf::face::set_type $idx, $info->{type};	3667	cf::face::set_type $idx, $type;
		3668	cf::face::set_csum $idx, 0, $info->{hash};
		3669	$cf::face::SIZE[0][$idx] = $info->{size};
		3670	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3671	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3672	$cf::face::HASH{$info->{hash}} = $idx;
3278	} else {	3673	} else {
3279	$RESOURCE{$name} = $info;	3674	# $RESOURCE{$name} = $info; # unused
3280	}	3675	}
3281
3282	cf::cede_to_tick;
3283	}	3676	}
3284	}	3677	}
		3678
		3679	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3680
		3681	# HACK to clear player env face cache, we need some signal framework
		3682	# for this (global event?)
		3683	%ext::player_env::MUSIC_FACE_CACHE = ();
		3684
		3685	# END ATOMIC
		3686
		3687	cf::debug "facedata atomic update time ", EV::time - $t1;
3285		3688
3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3689	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3287		3690
		3691	aio_close $fh if $fh; # close old facedata
		3692
3288	1	3693	1
3289	}	3694	}
3290
3291	cf::global->attach (on_resource_update => sub {
3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3294
3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3296	my $sound = $soundconf->{compat}[$_]
3297	or next;
3298
3299	my $face = cf::face::find "sound/$sound->[1]";
3300	cf::sound::set $sound->[0] => $face;
3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3302	}
3303
3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
3305	my $face = cf::face::find "sound/$v";
3306	cf::sound::set $k => $face;
3307	}
3308	}
3309	});
3310		3695
3311	register_exticmd fx_want => sub {	3696	register_exticmd fx_want => sub {
3312	my ($ns, $want) = @_;	3697	my ($ns, $want) = @_;
3313		3698
3314	while (my ($k, $v) = each %$want) {	3699	while (my ($k, $v) = each %$want) {
…		…
3322	my $status = load_resource_file_ $_[0];	3707	my $status = load_resource_file_ $_[0];
3323	get_slot 0.1, 100;	3708	get_slot 0.1, 100;
3324	cf::arch::commit_load;	3709	cf::arch::commit_load;
3325		3710
3326	$status	3711	$status
		3712	}
		3713
		3714	sub reload_exp_table {
		3715	_reload_exp_table;
		3716
		3717	cf::face::set
		3718	"res/exp_table" => FT_RSRC,
		3719	JSON::XS->new->utf8->canonical->encode (
		3720	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3721	);
		3722	}
		3723
		3724	sub reload_materials {
		3725	_reload_materials;
3327	}	3726	}
3328		3727
3329	sub reload_regions {	3728	sub reload_regions {
3330	# HACK to clear player env face cache, we need some signal framework	3729	# HACK to clear player env face cache, we need some signal framework
3331	# for this (global event?)	3730	# for this (global event?)
…		…
3339	if exists $_->{match};	3738	if exists $_->{match};
3340	}	3739	}
3341	}	3740	}
3342		3741
3343	sub reload_facedata {	3742	sub reload_facedata {
3344	load_facedata "$DATADIR/facedata"	3743	load_facedata $DATADIR
3345	or die "unable to load facedata\n";	3744	or die "unable to load facedata\n";
3346	}	3745	}
3347		3746
3348	sub reload_archetypes {	3747	sub reload_archetypes {
3349	load_resource_file "$DATADIR/archetypes"	3748	load_resource_file "$DATADIR/archetypes"
3350	or die "unable to load archetypes\n";	3749	or die "unable to load archetypes\n";
		3750
		3751	cf::face::set
		3752	"res/skill_info" => FT_RSRC,
		3753	JSON::XS->new->utf8->canonical->encode (
		3754	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3755	);
		3756
		3757	cf::face::set
		3758	"res/spell_paths" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3761	);
3351	}	3762	}
3352		3763
3353	sub reload_treasures {	3764	sub reload_treasures {
3354	load_resource_file "$DATADIR/treasures"	3765	load_resource_file "$DATADIR/treasures"
3355	or die "unable to load treasurelists\n";	3766	or die "unable to load treasurelists\n";
3356	}	3767	}
3357		3768
		3769	sub reload_sound {
		3770	trace "loading sound config from $DATADIR/sound\n";
		3771
		3772	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3773
		3774	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3775	my $sound = $soundconf->{compat}[$_]
		3776	or next;
		3777
		3778	my $face = cf::face::find "sound/$sound->[1]";
		3779	cf::sound::set $sound->[0] => $face;
		3780	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3781	}
		3782
		3783	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3784	my $face = cf::face::find "sound/$v";
		3785	cf::sound::set $k => $face;
		3786	}
		3787	}
		3788
3358	sub reload_resources {	3789	sub reload_resources {
3359	warn "reloading resource files...\n";	3790	trace "reloading resource files...\n";
3360		3791
		3792	reload_materials;
3361	reload_facedata;	3793	reload_facedata;
		3794	reload_exp_table;
		3795	reload_sound;
3362	reload_archetypes;	3796	reload_archetypes;
3363	reload_regions;	3797	reload_regions;
3364	reload_treasures;	3798	reload_treasures;
3365		3799
3366	warn "finished reloading resource files\n";	3800	trace "finished reloading resource files\n";
3367	}	3801	}
3368		3802
3369	sub reload_config {	3803	sub reload_config {
3370	open my $fh, "<:utf8", "$CONFDIR/config"	3804	trace "reloading config file...\n";
3371	or return;
3372		3805
3373	local $/;	3806	my $config = load_file "$CONFDIR/config";
3374	*CFG = YAML::Load <$fh>;	3807	utf8::decode $config;
		3808	*CFG = decode_yaml $config;
3375		3809
3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3810	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3377		3811
3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3812	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3813	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3380		3814
3381	if (exists $CFG{mlockall}) {	3815	if (exists $CFG{mlockall}) {
…		…
3405	seek $fh, 0, 0;	3839	seek $fh, 0, 0;
3406	print $fh $$;	3840	print $fh $$;
3407	}	3841	}
3408		3842
3409	sub main_loop {	3843	sub main_loop {
3410	warn "EV::loop starting\n";	3844	trace "EV::loop starting\n";
3411	if (1) {	3845	if (1) {
3412	EV::loop;	3846	EV::loop;
3413	}	3847	}
3414	warn "EV::loop returned\n";	3848	trace "EV::loop returned\n";
3415	goto &main_loop unless $REALLY_UNLOOP;	3849	goto &main_loop unless $REALLY_UNLOOP;
3416	}	3850	}
3417		3851
3418	sub main {	3852	sub main {
3419	cf::init_globals; # initialise logging	3853	cf::init_globals; # initialise logging
3420		3854
3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3855	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3856	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3857	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3858	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3425		3859
3426	cf::init_experience;
3427	cf::init_anim;
3428	cf::init_attackmess;
3429	cf::init_dynamic;
3430
3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3860	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3432		3861
3433	# we must not ever block the main coroutine	3862	# we must not ever block the main coroutine
3434	local $Coro::idle = sub {	3863	$Coro::idle = sub {
3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3864	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3436	(async {	3865	(async {
3437	$Coro::current->{desc} = "IDLE BUG HANDLER";	3866	$Coro::current->{desc} = "IDLE BUG HANDLER";
3438	EV::loop EV::LOOP_ONESHOT;	3867	EV::loop EV::LOOP_ONESHOT;
3439	})->prio (Coro::PRIO_MAX);	3868	})->prio (Coro::PRIO_MAX);
3440	};	3869	};
3441		3870
3442	evthread_start IO::AIO::poll_fileno;	3871	evthread_start IO::AIO::poll_fileno;
3443		3872
3444	cf::sync_job {	3873	cf::sync_job {
		3874	cf::incloader::init ();
		3875
		3876	db_init;
		3877
		3878	cf::init_anim;
		3879	cf::init_attackmess;
		3880	cf::init_dynamic;
		3881
		3882	cf::load_settings;
		3883
3445	reload_resources;	3884	reload_resources;
3446	reload_config;	3885	reload_config;
3447	db_init;
3448		3886
3449	cf::load_settings;
3450	cf::load_materials;
3451	cf::init_uuid;	3887	cf::init_uuid;
3452	cf::init_signals;	3888	cf::init_signals;
3453	cf::init_commands;
3454	cf::init_skills;	3889	cf::init_skills;
3455		3890
3456	cf::init_beforeplay;	3891	cf::init_beforeplay;
3457		3892
3458	atomic;	3893	atomic;
…		…
3463		3898
3464	# no (long-running) fork's whatsoever before this point(!)	3899	# no (long-running) fork's whatsoever before this point(!)
3465	use POSIX ();	3900	use POSIX ();
3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3901	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3467		3902
3468	(pop @POST_INIT)->(0) while @POST_INIT;	3903	cf::_post_init 0;
3469	};	3904	};
3470		3905
		3906	cf::object::thawer::errors_are_fatal 0;
		3907	info "parse errors in files are no longer fatal from this point on.\n";
		3908
		3909	AE::postpone {
		3910	undef &main; # free gobs of memory :)
		3911	};
		3912
3471	main_loop;	3913	goto &main_loop;
3472	}	3914	}
3473		3915
3474	#############################################################################	3916	#############################################################################
3475	# initialisation and cleanup	3917	# initialisation and cleanup
3476		3918
3477	# install some emergency cleanup handlers	3919	# install some emergency cleanup handlers
3478	BEGIN {	3920	BEGIN {
3479	our %SIGWATCHER = ();	3921	our %SIGWATCHER = ();
3480	for my $signal (qw(INT HUP TERM)) {	3922	for my $signal (qw(INT HUP TERM)) {
3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3923	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3482	cf::cleanup "SIG$signal";	3924	cf::cleanup "SIG$signal";
3483	};	3925	};
3484	}	3926	}
3485	}	3927	}
3486		3928
3487	sub write_runtime_sync {	3929	sub write_runtime_sync {
		3930	my $t0 = AE::time;
		3931
3488	# first touch the runtime file to show we are still running:	3932	# first touch the runtime file to show we are still running:
3489	# the fsync below can take a very very long time.	3933	# the fsync below can take a very very long time.
3490		3934
3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3935	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3492		3936
3493	my $guard = cf::lock_acquire "write_runtime";	3937	my $guard = cf::lock_acquire "write_runtime";
3494		3938
3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3939	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3496	or return;	3940	or return;
3497		3941
3498	my $value = $cf::RUNTIME + 90 + 10;	3942	my $value = $cf::RUNTIME + 90 + 10;
3499	# 10 is the runtime save interval, for a monotonic clock	3943	# 10 is the runtime save interval, for a monotonic clock
3500	# 60 allows for the watchdog to kill the server.	3944	# 60 allows for the watchdog to kill the server.
…		…
3513	or return;	3957	or return;
3514		3958
3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3959	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3516	and return;	3960	and return;
3517		3961
3518	warn "runtime file written.\n";	3962	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3519		3963
3520	1	3964	1
3521	}	3965	}
3522		3966
3523	our $uuid_lock;	3967	our $uuid_lock;
…		…
3535	or return;	3979	or return;
3536		3980
3537	my $value = uuid_seq uuid_cur;	3981	my $value = uuid_seq uuid_cur;
3538		3982
3539	unless ($value) {	3983	unless ($value) {
3540	warn "cowardly refusing to write zero uuid value!\n";	3984	info "cowardly refusing to write zero uuid value!\n";
3541	return;	3985	return;
3542	}	3986	}
3543		3987
3544	my $value = uuid_str $value + $uuid_skip;	3988	my $value = uuid_str $value + $uuid_skip;
3545	$uuid_skip = 0;	3989	$uuid_skip = 0;
…		…
3555	or return;	3999	or return;
3556		4000
3557	aio_rename "$uuid~", $uuid	4001	aio_rename "$uuid~", $uuid
3558	and return;	4002	and return;
3559		4003
3560	warn "uuid file written ($value).\n";	4004	trace "uuid file written ($value).\n";
3561		4005
3562	1	4006	1
3563		4007
3564	}	4008	}
3565		4009
…		…
3571	}	4015	}
3572		4016
3573	sub emergency_save() {	4017	sub emergency_save() {
3574	my $freeze_guard = cf::freeze_mainloop;	4018	my $freeze_guard = cf::freeze_mainloop;
3575		4019
3576	warn "emergency_perl_save: enter\n";	4020	info "emergency_perl_save: enter\n";
		4021
		4022	# this is a trade-off: we want to be very quick here, so
		4023	# save all maps without fsync, and later call a global sync
		4024	# (which in turn might be very very slow)
		4025	local $USE_FSYNC = 0;
3577		4026
3578	cf::sync_job {	4027	cf::sync_job {
3579	# this is a trade-off: we want to be very quick here, so	4028	cf::write_runtime_sync; # external watchdog should not bark
3580	# save all maps without fsync, and later call a global sync
3581	# (which in turn might be very very slow)
3582	local $USE_FSYNC = 0;
3583		4029
3584	# use a peculiar iteration method to avoid tripping on perl	4030	# use a peculiar iteration method to avoid tripping on perl
3585	# refcount bugs in for. also avoids problems with players	4031	# refcount bugs in for. also avoids problems with players
3586	# and maps saved/destroyed asynchronously.	4032	# and maps saved/destroyed asynchronously.
3587	warn "emergency_perl_save: begin player save\n";	4033	info "emergency_perl_save: begin player save\n";
3588	for my $login (keys %cf::PLAYER) {	4034	for my $login (keys %cf::PLAYER) {
3589	my $pl = $cf::PLAYER{$login} or next;	4035	my $pl = $cf::PLAYER{$login} or next;
3590	$pl->valid or next;	4036	$pl->valid or next;
3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4037	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3592	$pl->save;	4038	$pl->save;
3593	}	4039	}
3594	warn "emergency_perl_save: end player save\n";	4040	info "emergency_perl_save: end player save\n";
3595		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
3596	warn "emergency_perl_save: begin map save\n";	4044	info "emergency_perl_save: begin map save\n";
3597	for my $path (keys %cf::MAP) {	4045	for my $path (keys %cf::MAP) {
3598	my $map = $cf::MAP{$path} or next;	4046	my $map = $cf::MAP{$path} or next;
3599	$map->valid or next;	4047	$map->valid or next;
3600	$map->save;	4048	$map->save;
3601	}	4049	}
3602	warn "emergency_perl_save: end map save\n";	4050	info "emergency_perl_save: end map save\n";
3603		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
3604	warn "emergency_perl_save: begin database checkpoint\n";	4054	info "emergency_perl_save: begin database checkpoint\n";
3605	BDB::db_env_txn_checkpoint $DB_ENV;	4055	BDB::db_env_txn_checkpoint $DB_ENV;
3606	warn "emergency_perl_save: end database checkpoint\n";	4056	info "emergency_perl_save: end database checkpoint\n";
3607		4057
3608	warn "emergency_perl_save: begin write uuid\n";	4058	info "emergency_perl_save: begin write uuid\n";
3609	write_uuid_sync 1;	4059	write_uuid_sync 1;
3610	warn "emergency_perl_save: end write uuid\n";	4060	info "emergency_perl_save: end write uuid\n";
		4061
		4062	cf::write_runtime_sync; # external watchdog should not bark
		4063
		4064	trace "emergency_perl_save: syncing database to disk";
		4065	BDB::db_env_txn_checkpoint $DB_ENV;
		4066
		4067	info "emergency_perl_save: starting sync\n";
		4068	IO::AIO::aio_sync sub {
		4069	info "emergency_perl_save: finished sync\n";
		4070	};
		4071
		4072	cf::write_runtime_sync; # external watchdog should not bark
		4073
		4074	trace "emergency_perl_save: flushing outstanding aio requests";
		4075	while (IO::AIO::nreqs || BDB::nreqs) {
		4076	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4077	}
		4078
		4079	cf::write_runtime_sync; # external watchdog should not bark
3611	};	4080	};
3612		4081
3613	warn "emergency_perl_save: starting sync()\n";
3614	IO::AIO::aio_sync sub {
3615	warn "emergency_perl_save: finished sync()\n";
3616	};
3617
3618	warn "emergency_perl_save: leave\n";	4082	info "emergency_perl_save: leave\n";
3619	}	4083	}
3620		4084
3621	sub post_cleanup {	4085	sub post_cleanup {
3622	my ($make_core) = @_;	4086	my ($make_core) = @_;
3623		4087
		4088	IO::AIO::flush;
		4089
3624	warn Carp::longmess "post_cleanup backtrace"	4090	error Carp::longmess "post_cleanup backtrace"
3625	if $make_core;	4091	if $make_core;
3626		4092
3627	my $fh = pidfile;	4093	my $fh = pidfile;
3628	unlink $PIDFILE if <$fh> == $$;	4094	unlink $PIDFILE if <$fh> == $$;
3629	}	4095	}
…		…
3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4115	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3650	for my $name (keys %$leaf_symtab) {	4116	for my $name (keys %$leaf_symtab) {
3651	_gv_clear *{"$pkg$name"};	4117	_gv_clear *{"$pkg$name"};
3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4118	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3653	}	4119	}
3654	warn "cleared package $pkg\n";#d#
3655	}	4120	}
3656		4121
3657	sub do_reload_perl() {	4122	sub do_reload_perl() {
3658	# can/must only be called in main	4123	# can/must only be called in main
3659	if ($Coro::current != $Coro::main) {	4124	unless (in_main) {
3660	warn "can only reload from main coroutine";	4125	error "can only reload from main coroutine";
3661	return;	4126	return;
3662	}	4127	}
3663		4128
3664	return if $RELOAD++;	4129	return if $RELOAD++;
3665		4130
3666	my $t1 = EV::time;	4131	my $t1 = AE::time;
3667		4132
3668	while ($RELOAD) {	4133	while ($RELOAD) {
3669	warn "reloading...";	4134	cf::get_slot 0.1, -1, "reload_perl";
		4135	info "perl_reload: reloading...";
3670		4136
3671	warn "entering sync_job";	4137	trace "perl_reload: entering sync_job";
3672		4138
3673	cf::sync_job {	4139	cf::sync_job {
3674	cf::write_runtime_sync; # external watchdog should not bark
3675	cf::emergency_save;	4140	#cf::emergency_save;
3676	cf::write_runtime_sync; # external watchdog should not bark
3677		4141
3678	warn "syncing database to disk";
3679	BDB::db_env_txn_checkpoint $DB_ENV;
3680
3681	# if anything goes wrong in here, we should simply crash as we already saved
3682
3683	warn "flushing outstanding aio requests";
3684	while (IO::AIO::nreqs || BDB::nreqs) {
3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3686	}
3687
3688	warn "cancelling all extension coros";	4142	trace "perl_reload: cancelling all extension coros";
3689	$_->cancel for values %EXT_CORO;	4143	$_->cancel for values %EXT_CORO;
3690	%EXT_CORO = ();	4144	%EXT_CORO = ();
3691		4145
3692	warn "removing commands";	4146	trace "perl_reload: removing commands";
3693	%COMMAND = ();	4147	%COMMAND = ();
3694		4148
3695	warn "removing ext/exti commands";	4149	trace "perl_reload: removing ext/exti commands";
3696	%EXTCMD = ();	4150	%EXTCMD = ();
3697	%EXTICMD = ();	4151	%EXTICMD = ();
3698		4152
3699	warn "unloading/nuking all extensions";	4153	trace "perl_reload: unloading/nuking all extensions";
3700	for my $pkg (@EXTS) {	4154	for my $pkg (@EXTS) {
3701	warn "... unloading $pkg";	4155	trace "... unloading $pkg";
3702		4156
3703	if (my $cb = $pkg->can ("unload")) {	4157	if (my $cb = $pkg->can ("unload")) {
3704	eval {	4158	eval {
3705	$cb->($pkg);	4159	$cb->($pkg);
3706	1	4160	1
3707	} or warn "$pkg unloaded, but with errors: $@";	4161	} or error "$pkg unloaded, but with errors: $@";
3708	}	4162	}
3709		4163
3710	warn "... clearing $pkg";	4164	trace "... clearing $pkg";
3711	clear_package $pkg;	4165	clear_package $pkg;
3712	}	4166	}
3713		4167
3714	warn "unloading all perl modules loaded from $LIBDIR";	4168	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3715	while (my ($k, $v) = each %INC) {	4169	while (my ($k, $v) = each %INC) {
3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3717		4171
3718	warn "... unloading $k";	4172	trace "... unloading $k";
3719	delete $INC{$k};	4173	delete $INC{$k};
3720		4174
3721	$k =~ s/\.pm$//;	4175	$k =~ s/\.pm$//;
3722	$k =~ s/\//::/g;	4176	$k =~ s/\//::/g;
3723		4177
…		…
3726	}	4180	}
3727		4181
3728	clear_package $k;	4182	clear_package $k;
3729	}	4183	}
3730		4184
3731	warn "getting rid of safe::, as good as possible";	4185	trace "perl_reload: getting rid of safe::, as good as possible";
3732	clear_package "safe::$_"	4186	clear_package "safe::$_"
3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3734		4188
3735	warn "unloading cf.pm \"a bit\"";	4189	trace "perl_reload: unloading cf.pm \"a bit\"";
3736	delete $INC{"cf.pm"};	4190	delete $INC{"cf.pm"};
3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4191	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3738		4192
3739	# don't, removes xs symbols, too,	4193	# don't, removes xs symbols, too,
3740	# and global variables created in xs	4194	# and global variables created in xs
3741	#clear_package __PACKAGE__;	4195	#clear_package __PACKAGE__;
3742		4196
3743	warn "unload completed, starting to reload now";	4197	info "perl_reload: unload completed, starting to reload now";
3744		4198
3745	warn "reloading cf.pm";	4199	trace "perl_reload: reloading cf.pm";
3746	require cf;	4200	require cf;
3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4201	cf::_connect_to_perl_1;
3748		4202
3749	warn "loading config and database again";	4203	trace "perl_reload: loading config and database again";
3750	cf::reload_config;	4204	cf::reload_config;
3751		4205
3752	warn "loading extensions";	4206	trace "perl_reload: loading extensions";
3753	cf::load_extensions;	4207	cf::load_extensions;
3754		4208
3755	if ($REATTACH_ON_RELOAD) {	4209	if ($REATTACH_ON_RELOAD) {
3756	warn "reattaching attachments to objects/players";	4210	trace "perl_reload: reattaching attachments to objects/players";
3757	_global_reattach; # objects, sockets	4211	_global_reattach; # objects, sockets
3758	warn "reattaching attachments to maps";	4212	trace "perl_reload: reattaching attachments to maps";
3759	reattach $_ for values %MAP;	4213	reattach $_ for values %MAP;
3760	warn "reattaching attachments to players";	4214	trace "perl_reload: reattaching attachments to players";
3761	reattach $_ for values %PLAYER;	4215	reattach $_ for values %PLAYER;
3762	}	4216	}
3763		4217
3764	warn "running post_init jobs";	4218	cf::_post_init 1;
3765	(pop @POST_INIT)->(1) while @POST_INIT;
3766		4219
3767	warn "leaving sync_job";	4220	trace "perl_reload: leaving sync_job";
3768		4221
3769	1	4222	1
3770	} or do {	4223	} or do {
3771	warn $@;	4224	error $@;
3772	cf::cleanup "error while reloading, exiting.";	4225	cf::cleanup "perl_reload: error, exiting.";
3773	};	4226	};
3774		4227
3775	warn "reloaded";
3776	--$RELOAD;	4228	--$RELOAD;
3777	}	4229	}
3778		4230
3779	$t1 = EV::time - $t1;	4231	$t1 = AE::time - $t1;
3780	warn "reload completed in ${t1}s\n";	4232	info "perl_reload: completed in ${t1}s\n";
3781	};	4233	};
3782		4234
3783	our $RELOAD_WATCHER; # used only during reload	4235	our $RELOAD_WATCHER; # used only during reload
3784		4236
3785	sub reload_perl() {	4237	sub reload_perl() {
…		…
3787	# coro crashes during coro_state_free->destroy here.	4239	# coro crashes during coro_state_free->destroy here.
3788		4240
3789	$RELOAD_WATCHER ||= cf::async {	4241	$RELOAD_WATCHER ||= cf::async {
3790	Coro::AIO::aio_wait cache_extensions;	4242	Coro::AIO::aio_wait cache_extensions;
3791		4243
3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4244	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3793	do_reload_perl;	4245	do_reload_perl;
3794	undef $RELOAD_WATCHER;	4246	undef $RELOAD_WATCHER;
3795	};	4247	};
3796	};	4248	};
3797	}	4249	}
…		…
3806	reload_perl;	4258	reload_perl;
3807	};	4259	};
3808	}	4260	}
3809	};	4261	};
3810		4262
3811	unshift @INC, $LIBDIR;	4263	#############################################################################
3812		4264
3813	my $bug_warning = 0;	4265	my $bug_warning = 0;
3814		4266
3815	our @WAIT_FOR_TICK;
3816	our @WAIT_FOR_TICK_BEGIN;
3817
3818	sub wait_for_tick {	4267	sub wait_for_tick() {
3819	return if tick_inhibit || $Coro::current == $Coro::main;	4268	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3820		4269
3821	my $signal = new Coro::Signal;	4270	$WAIT_FOR_TICK->wait;
3822	push @WAIT_FOR_TICK, $signal;
3823	$signal->wait;
3824	}	4271	}
3825		4272
3826	sub wait_for_tick_begin {	4273	sub wait_for_tick_begin() {
3827	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3828		4275
3829	my $signal = new Coro::Signal;	4276	my $signal = new Coro::Signal;
3830	push @WAIT_FOR_TICK_BEGIN, $signal;	4277	push @WAIT_FOR_TICK_BEGIN, $signal;
3831	$signal->wait;	4278	$signal->wait;
3832	}	4279	}
…		…
3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4283	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3837	unless ++$bug_warning > 10;	4284	unless ++$bug_warning > 10;
3838	return;	4285	return;
3839	}	4286	}
3840		4287
3841	cf::server_tick; # one server iteration	4288	cf::one_tick; # one server iteration
		4289
		4290	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3842		4291
3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4292	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4293	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3845	Coro::async_pool {	4294	Coro::async_pool {
3846	$Coro::current->{desc} = "runtime saver";	4295	$Coro::current->{desc} = "runtime saver";
3847	write_runtime_sync	4296	write_runtime_sync
3848	or warn "ERROR: unable to write runtime file: $!";	4297	or error "ERROR: unable to write runtime file: $!";
3849	};	4298	};
3850	}	4299	}
3851		4300
3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4301	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3853	$sig->send;	4302	$sig->send;
3854	}	4303	}
3855	while (my $sig = shift @WAIT_FOR_TICK) {	4304	$WAIT_FOR_TICK->broadcast;
3856	$sig->send;
3857	}
3858		4305
3859	$LOAD = ($NOW - $TICK_START) / $TICK;	4306	$LOAD = ($NOW - $TICK_START) / $TICK;
3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4307	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3861		4308
3862	if (0) {	4309	if (0) {
3863	if ($NEXT_TICK) {	4310	if ($NEXT_TICK) {
3864	my $jitter = $TICK_START - $NEXT_TICK;	4311	my $jitter = $TICK_START - $NEXT_TICK;
3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4312	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3866	warn "jitter $JITTER\n";#d#	4313	debug "jitter $JITTER\n";#d#
3867	}	4314	}
3868	}	4315	}
3869	}	4316	}
3870		4317
3871	{	4318	{
3872	# configure BDB	4319	# configure BDB
		4320	info "initialising database";
3873		4321
3874	BDB::min_parallel 8;	4322	BDB::min_parallel 16;
3875	BDB::max_poll_reqs $TICK * 0.1;	4323	BDB::max_poll_reqs $TICK * 0.1;
3876	$AnyEvent::BDB::WATCHER->priority (1);	4324	#$AnyEvent::BDB::WATCHER->priority (1);
3877		4325
3878	unless ($DB_ENV) {	4326	unless ($DB_ENV) {
3879	$DB_ENV = BDB::db_env_create;	4327	$DB_ENV = BDB::db_env_create;
3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4328	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4329	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4354	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3907	};	4355	};
3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4356	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4357	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3910	};	4358	};
		4359
		4360	info "database initialised";
3911	}	4361	}
3912		4362
3913	{	4363	{
3914	# configure IO::AIO	4364	# configure IO::AIO
3915		4365
		4366	info "initialising aio";
3916	IO::AIO::min_parallel 8;	4367	IO::AIO::min_parallel 8;
3917	IO::AIO::max_poll_time $TICK * 0.1;	4368	IO::AIO::max_poll_time $TICK * 0.1;
3918	undef $AnyEvent::AIO::WATCHER;	4369	undef $AnyEvent::AIO::WATCHER;
		4370	info "aio initialised";
3919	}	4371	}
3920		4372
3921	my $_log_backtrace;	4373	our $_log_backtrace;
		4374	our $_log_backtrace_last;
3922		4375
3923	sub _log_backtrace {	4376	sub _log_backtrace {
3924	my ($msg, @addr) = @_;	4377	my ($msg, @addr) = @_;
3925		4378
3926	$msg =~ s/\n//;	4379	$msg =~ s/\n$//;
3927		4380
		4381	if ($_log_backtrace_last eq $msg) {
		4382	LOG llevInfo, "[ABT] $msg\n";
		4383	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3928	# limit the # of concurrent backtraces	4384	# limit the # of concurrent backtraces
3929	if ($_log_backtrace < 2) {	4385	} elsif ($_log_backtrace < 2) {
		4386	$_log_backtrace_last = $msg;
3930	++$_log_backtrace;	4387	++$_log_backtrace;
3931	my $perl_bt = Carp::longmess $msg;	4388	my $perl_bt = Carp::longmess $msg;
3932	async {	4389	async {
3933	$Coro::current->{desc} = "abt $msg";	4390	$Coro::current->{desc} = "abt $msg";
3934		4391
…		…
3954	LOG llevInfo, "[ABT] $_\n" for @bt;	4411	LOG llevInfo, "[ABT] $_\n" for @bt;
3955	--$_log_backtrace;	4412	--$_log_backtrace;
3956	};	4413	};
3957	} else {	4414	} else {
3958	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $msg\n";
3959	LOG llevInfo, "[ABT] [suppressed]\n";	4416	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3960	}	4417	}
3961	}	4418	}
3962		4419
3963	# load additional modules	4420	# load additional modules
3964	require "cf/$_.pm" for @EXTRA_MODULES;	4421	require "cf/$_.pm" for @EXTRA_MODULES;
		4422	cf::_connect_to_perl_2;
3965		4423
3966	END { cf::emergency_save }	4424	END { cf::emergency_save }
3967		4425
3968	1	4426	1
3969		4427

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