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Revision 1.479 by root, Thu Oct 8 05:04:27 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;
93	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
94	our %REFLECT; # set by us	100	our %REFLECT; # set by us
95		101
96	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
97	our $DATADIR = datadir;	104	our $DATADIR = datadir;
98	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
99	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
100	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
101	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
102	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
105	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
106	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
107	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
108	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
109		117
110	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;
111		125
112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
114	our $NEXT_TICK;	128	our $NEXT_TICK;
115	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
117	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
118	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
119	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
120	our $DB_ENV;	134	our $DB_ENV;
121		135
122	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
123		137
124	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
125		140
126	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
127	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
128	our $NOW;	144	our $NOW;
129		145
130	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
131	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
132	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
141		157
142	our @POST_INIT;	158	our @POST_INIT;
143		159
144	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)
145	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;
146		165
147	binmode STDOUT;	166	binmode STDOUT;
148	binmode STDERR;	167	binmode STDERR;
149		168
150	# read virtual server time, if available	169	# read virtual server time, if available
…		…
161		180
162	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
163		182
164	sub cf::map::normalise;	183	sub cf::map::normalise;
165		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
166	#############################################################################	189	#############################################################################
167		190
168	%REFLECT = ();	191	%REFLECT = ();
169	for (@REFLECT) {	192	for (@REFLECT) {
170	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
171	$REFLECT{$reflect->{class}} = $reflect;	194	$REFLECT{$reflect->{class}} = $reflect;
172	}	195	}
173		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
174	#############################################################################	200	#############################################################################
175		201
176	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
177		203
178	=over 4	204	=over 4
179		205
180	=item $cf::UPTIME	206	=item $cf::UPTIME
181		207
182	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.
183		224
184	=item $cf::RUNTIME	225	=item $cf::RUNTIME
185		226
186	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
187	every server tick.	228	every server tick.
188		229
189	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
190	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
191	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
192		233
193	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
194	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
195	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
196	database environment.	237	database environment.
197		238
198	=item $cf::NOW
199
200	The time of the last (current) server tick.
201
202	=item $cf::TICK
203
204	The interval between server ticks, in seconds.
205
206	=item $cf::LOADAVG	239	=item $cf::LOADAVG
207		240
208	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
209	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
210	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
218	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
219	from wherever your confdir points to.	252	from wherever your confdir points to.
220		253
221	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
222		255
223	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
224	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
225	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
226		277
227	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
228		279
229	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
230	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
231	that call.	282	that call.
232		283
233	=item %cf::REFLECT	284	=item %cf::REFLECT
234		285
235	Contains, for each (C++) class name, a hash reference with information	286	Contains, for each (C++) class name, a hash reference with information
236	about object members (methods, scalars and arrays) and other metadata,	287	about object members (methods, scalars, arrays and flags) and other
237	which is useful for introspection.	288	metadata, which is useful for introspection.
238		289
239	=back	290	=back
240		291
241	=cut	292	=cut
		293
		294	sub error(@) { LOG llevError, join "", @_ }
		295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
242		299
243	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
244	my $msg = join "", @_;	301	my $msg = join "", @_;
245		302
246	$msg .= "\n"	303	$msg .= "\n"
247	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
248		305
249	$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;
250		307
251	LOG llevError, $msg;	308	LOG llevWarn, $msg;
252	};	309	};
253		310
254	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
255	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
256		313
257	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
258		315
259	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
260	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
261	return;#d#	318	return;#d#
262	}#d#	319	}#d#
263		320
264	# kill coroutine otherwise	321	# kill coroutine otherwise
265	Coro::terminate	322	Coro::terminate
…		…
285	)) {	342	)) {
286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
287	}	344	}
288		345
289	$EV::DIED = sub {	346	$EV::DIED = sub {
290	warn "error in event callback: @_";	347	warn "error in event callback: $@";
291	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
292		354
293	#############################################################################	355	#############################################################################
294		356
295	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
296		358
…		…
317	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
318	$d	380	$d
319	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
320	}	382	}
321		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
322	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
323		437
324	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
325		439
326	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
333		447
334	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
335	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
336		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 $_[0]
		480	}
		481
337	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
338		483
339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
340	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
341		486
342	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
343	is a reload or not.	488	is a reload or not.
344		489
345	=cut	490	=cut
346		491
347	sub post_init(&) {	492	sub post_init(&) {
348	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
349	}	511	}
350		512
351	=item cf::lock_wait $string	513	=item cf::lock_wait $string
352		514
353	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
392	}	554	}
393		555
394	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
395		557
396	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
397	get spread over timer.	559	get spread over time.
398		560
399	=cut	561	=cut
400		562
401	sub periodic($$) {	563	sub periodic($$) {
402	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
406	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
407	}	569	}
408		570
409	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
410		572
411	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
412	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
413	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
414		580
415	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
416	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
417		583
418	Useful for short background jobs.	584	Useful for short background jobs.
419		585
420	=cut	586	=cut
421		587
422	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
423	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
424		591
425	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
426	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
427	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
428		595
429	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
430		598
431	while () {	599	while () {
432	next_job:	600	next_job:
		601
433	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
434	if ($avail > 0.01) {	603
435	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
436	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
437	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
438	$job->[2]->send;	608	$job->[2]->send;
439	Coro::cede;	609	Coro::cede;
440	goto next_job;	610	goto next_job;
441	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
442	}	613	}
443	}	614	}
444		615
445	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
446	# 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
447	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
448	$signal->wait;
449	} else {	619	} else {
		620	$busy = 0;
450	Coro::schedule;	621	Coro::schedule;
451	}	622	}
452	}	623	}
453	};	624	};
454		625
455	sub get_slot($;$$) {	626	sub get_slot($;$$) {
456	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
457		628
458	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
459		630
460	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
461	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
462		634
463	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
464	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
465	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
491	=cut	663	=cut
492		664
493	sub sync_job(&) {	665	sub sync_job(&) {
494	my ($job) = @_;	666	my ($job) = @_;
495		667
496	if ($Coro::current == $Coro::main) {	668	if (in_main) {
497	my $time = EV::time;	669	my $time = AE::time;
498		670
499	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
500	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
501		673
502	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
503		675
504	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
505		677
506	my $busy = 1;	678	my $busy = 1;
507	my @res;	679	my @res;
508		680
509	(async {	681	(async {
510	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
511	@res = eval { $job->() };	683	@res = eval { $job->() };
512	warn $@ if $@;	684	error $@ if $@;
513	undef $busy;	685	undef $busy;
514	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
515		687
516	while ($busy) {	688	while ($busy) {
517	if (Coro::nready) {	689	if (Coro::nready) {
…		…
519	} else {	691	} else {
520	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
521	}	693	}
522	}	694	}
523		695
524	my $time = EV::time - $time;	696	my $time = AE::time - $time;
525		697
526	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
527		699
528	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
529	} else {	701	} else {
…		…
551	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
552		724
553	$coro	725	$coro
554	}	726	}
555		727
556	=item fork_call { }, $args	728	=item fork_call { }, @args
557		729
558	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
559	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
560	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
561	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
562		734
563	=cut	735	=cut
564		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
565	sub fork_call(&@) {	741	sub fork_call(&@) {
566	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
567		743
568	# we seemingly have to make a local copy of the whole thing,
569	# otherwise perl prematurely frees the stuff :/
570	# TODO: investigate and fix (likely this will be rather laborious)
571
572	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
573	reset_signals;	745	cf::post_fork;
574	&$cb	746	&$cb
575	}, @args;	747	} @args;
576		748
577	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	)
578	}	761	}
579		762
580	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
581		764
582	=cut	765	=cut
…		…
619	within each server.	802	within each server.
620		803
621	=cut	804	=cut
622		805
623	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
624	my ($name) = @_;	810	my ($name) = @_;
625	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
626		812
627	eval {	813	eval {
628	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
638	}	824	}
639		825
640	our $DB;	826	our $DB;
641		827
642	sub db_init {	828	sub db_init {
643	cf::sync_job {
644	$DB ||= db_table "db";	829	$DB ||= db_table "db";
645	};
646	}	830	}
647		831
648	sub db_get($$) {	832	sub db_get($$) {
649	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
650		834
651	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
652	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
653		839
654	$! ? ()	840	$! ? ()
655	: $data	841	: $data
656	}
657	}	842	}
658		843
659	sub db_put($$$) {	844	sub db_put($$$) {
660	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
661	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
689		874
690	my @data;	875	my @data;
691	my $md5;	876	my $md5;
692		877
693	for (0 .. $#$src) {	878	for (0 .. $#$src) {
694	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
695	or Carp::croak "$src->[$_]: $!";
696	}	880	}
697		881
698	# if processing is expensive, check	882	# if processing is expensive, check
699	# checksum first	883	# checksum first
700	if (1) {	884	if (1) {
…		…
713		897
714	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
715	}	899	}
716	}	900	}
717		901
718	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
719	my $data = $process->(\@data);	903	my $data = $process->(\@data);
720	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
721		905
722	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
723		907
724	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
725	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
726	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
727		911
…		…
737		921
738	=cut	922	=cut
739		923
740	sub datalog($@) {	924	sub datalog($@) {
741	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
742	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
743	}	927	}
744		928
745	=back	929	=back
746		930
747	=cut	931	=cut
…		…
942		1126
943	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
944	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
945		1129
946	} elsif (ref $type) {	1130	} elsif (ref $type) {
947	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
948		1132
949	} else {	1133	} else {
950	shift @arg;	1134	shift @arg;
951	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
952	}	1136	}
953	}	1137	}
954	}	1138	}
955		1139
956	sub _object_attach {	1140	sub _object_attach {
…		…
966	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
967	}	1151	}
968		1152
969	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
970	} else {	1154	} else {
971	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
972	}	1156	}
973		1157
974	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
975	}	1159	}
976		1160
…		…
1035		1219
1036	for (@$callbacks) {	1220	for (@$callbacks) {
1037	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1038		1222
1039	if ($@) {	1223	if ($@) {
1040	warn "$@";
1041	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1042	override;	1225	override;
1043	}	1226	}
1044		1227
1045	return 1 if $override;	1228	return 1 if $override;
1046	}	1229	}
…		…
1125	for (@$attach) {	1308	for (@$attach) {
1126	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1127	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1128	}	1311	}
1129	} else {	1312	} else {
1130	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1131	}	1314	}
1132	}	1315	}
1133	}	1316	}
1134		1317
1135	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1162	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1163		1346
1164	sync_job {	1347	sync_job {
1165	if (length $$rdata) {	1348	if (length $$rdata) {
1166	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1167	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1168	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1169		1353
1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1171	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1173	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1195	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1196		1380
1197	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1198	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1199	} else {	1383	} else {
1200	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1201	}	1385	}
1202	} else {	1386	} else {
1203	aio_unlink $filename;	1387	aio_unlink $filename;
1204	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1205	}	1389	}
…		…
1229	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1230	$av = $st->{objs};	1414	$av = $st->{objs};
1231	}	1415	}
1232		1416
1233	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1234	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1235	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1236		1421
1237	($data, $av)	1422	($data, $av)
1238	}	1423	}
1239		1424
1240	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1244	=cut	1429	=cut
1245		1430
1246	#############################################################################	1431	#############################################################################
1247	# command handling &c	1432	# command handling &c
1248		1433
1249	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1250		1435
1251	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
1252	$name.	1437	$name.
1253		1438
1254	=cut	1439	=cut
…		…
1260	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1261		1446
1262	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1263	}	1448	}
1264		1449
1265	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1266		1451
1267	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1268	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
1269	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
1270	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
1271	has logged in successfully.	1456	has logged in successfully.
1272		1457
1273	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1274	called.
1275		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
1276	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1277		1466
1278	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1279	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
1280	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
1281	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
1282	log-in.	1471	log-in.
1283		1472
1284	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1285	called.
1286		1474
1287	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1288		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1289	sub register_extcmd {	1482	sub register_extcmd($$) {
1290	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1291		1484
1292	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1293	}	1486	}
1294		1487
1295	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1296	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1297		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1298	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1299	}	1498	}
1300		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1301	use File::Glob ();	1506	use File::Glob ();
1302		1507
1303	cf::player->attach (	1508	cf::player->attach (
1304	on_command => sub {	1509	on_unknown_command => sub {
1305	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1306		1511
1307	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1308	or return;	1513	or return;
1309		1514
…		…
1317	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1318		1523
1319	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1320		1525
1321	if (ref $msg) {	1526	if (ref $msg) {
1322	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1323	"ARRAY" eq ref $msg
1324	? @$msg
1325	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1326		1528
1327	my @reply;
1328
1329	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}) {
1330	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1331	}	1547	}
1332		1548
1333	$pl->ext_reply ($reply, @reply)
1334	if $reply;
1335
1336	} else {	1549	} else {
1337	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1338	}	1551	}
1339		1552
1340	cf::override;	1553	cf::override;
1341	},	1554	},
1342	);	1555	);
…		…
1352	};	1565	};
1353		1566
1354	$grp	1567	$grp
1355	}	1568	}
1356		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
1357	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1358	cf::sync_job {	1586	cf::sync_job {
1359	my %todo;	1587	my %todo;
1360		1588
1361	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1362	next unless -r $path;	1590	next unless -r $path;
…		…
1380		1608
1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1383		1611
1384	$ext{source} =	1612	$ext{source} =
1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1386	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1387	. $source	1615	. $source
1388	. "\n};\n1";	1616	. "\n};\n1";
1389		1617
1390	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1391	}	1619	}
1392		1620
		1621	my $pass = 0;
1393	my %done;	1622	my %done;
1394	while (%todo) {	1623	while (%todo) {
1395	my $progress;	1624	my $progress;
1396		1625
		1626	++$pass;
		1627
		1628	ext:
1397	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1398	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1399	goto skip	1631	next ext
1400	unless exists $done{$_};	1632	unless exists $done{$_};
1401	}	1633	}
1402		1634
1403	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1404		1636
1405	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 $@) {
1406	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1407	: "$v->{base}: extension inactive.\n";
1408		1650
1409	if (exists $v->{meta}{mandatory}) {
1410	warn $msg;
1411	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1412	}	1652	if exists $v->{meta}{mandatory};
1413		1653
1414	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;
1415	}	1663	}
1416
1417	$done{$k} = delete $todo{$k};
1418	push @EXTS, $v->{pkg};
1419	$progress = 1;
1420	}	1664	}
1421		1665
1422	skip:	1666	unless ($progress) {
1423	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1424	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	}
1425	}	1676	}
1426	};	1677	};
1427	}	1678	}
1428		1679
1429	#############################################################################	1680	#############################################################################
…		…
1513	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1514	}	1765	}
1515	}	1766	}
1516	}	1767	}
1517		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1518	sub save($) {	1782	sub save($) {
1519	my ($pl) = @_;	1783	my ($pl) = @_;
1520		1784
1521	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1522		1786
…		…
1527		1791
1528	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1529	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1530		1794
1531	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];
1532		1799
1533	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1534	cf::cede_to_tick;	1801	cf::cede_to_tick;
1535	}	1802	}
1536		1803
…		…
1570	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1571		1838
1572	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1573	$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
1574		1841
1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1576	$pl->deactivate;	1843	$pl->deactivate;
		1844
1577	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;
1578	$pl->ob->check_score;
1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1580	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1581		1850
1582	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1583	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1584	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1638	\@logins	1907	\@logins
1639	}	1908	}
1640		1909
1641	=item $player->maps	1910	=item $player->maps
1642		1911
		1912	=item cf::player::maps $login
		1913
1643	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1644	player. May block.	1915	player. May block.
1645		1916
1646	=cut	1917	=cut
1647		1918
…		…
1668		1939
1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1670		1941
1671	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1672		1943
1673	=item $player->ext_reply ($msgid, @msg)
1674
1675	Sends an ext reply to the player.
1676
1677	=cut
1678
1679	sub ext_reply($$@) {
1680	my ($self, $id, @msg) = @_;
1681
1682	$self->ns->ext_reply ($id, @msg)
1683	}
1684
1685	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1686		1945
1687	Sends an ext event to the client.	1946	Sends an ext event to the client.
1688		1947
1689	=cut	1948	=cut
…		…
1708		1967
1709	=cut	1968	=cut
1710		1969
1711	sub find_by_path($) {	1970	sub find_by_path($) {
1712	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1713		1974
1714	my ($match, $specificity);	1975	my ($match, $specificity);
1715		1976
1716	for my $region (list) {	1977	for my $region (list) {
1717	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1746	sub generate_random_map {	2007	sub generate_random_map {
1747	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1748		2009
1749	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
1750		2011
1751	# mit "rum" bekleckern, nicht
1752	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1756	$rmp->{exit_on_final_map},
1757	$rmp->{xsize}, $rmp->{ysize},
1758	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1759	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1760	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1761	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1762	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1763	(cf::region::find $rmp->{region}), $rmp->{custom}
1764	)
1765	}	2013	}
1766		2014
1767	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1768		2016
1769	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
…		…
1774		2022
1775	sub register {	2023	sub register {
1776	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1777	my $pkg = caller;	2025	my $pkg = caller;
1778		2026
1779	no strict;
1780	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1781		2028
1782	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1783	}	2030	}
1784		2031
1785	# also paths starting with '/'	2032	# also paths starting with '/'
1786	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1787		2034
1788	sub thawer_merge {	2035	sub thawer_merge {
1789	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1790		2037
1791	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1796	}	2043	}
1797		2044
1798	sub normalise {	2045	sub normalise {
1799	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1800		2047
1801	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1802		2049
1803	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1804		2051
1805	# map plan:	2052	# map plan:
1806	#	2053	#
…		…
1821	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1822	$path = "$base/$path";	2069	$path = "$base/$path";
1823	}	2070	}
1824		2071
1825	for ($path) {	2072	for ($path) {
1826	redo if s{//}{/};
1827	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1828	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1829	}	2075	}
1830		2076
1831	$path	2077	$path
…		…
1845	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1846	return $self;	2092	return $self;
1847	}	2093	}
1848	}	2094	}
1849		2095
1850	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1851	()	2097	()
1852	}	2098	}
1853		2099
		2100	# may re-bless or do other evil things
1854	sub init {	2101	sub init {
1855	my ($self) = @_;	2102	my ($self) = @_;
1856		2103
1857	$self	2104	$self
1858	}	2105	}
…		…
1923	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1924		2171
1925	1	2172	1
1926	}	2173	}
1927		2174
		2175	# used to laod the header of an original map
1928	sub load_header_orig {	2176	sub load_header_orig {
1929	my ($self) = @_;	2177	my ($self) = @_;
1930		2178
1931	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1932	}	2180	}
1933		2181
		2182	# used to laod the header of an instantiated map
1934	sub load_header_temp {	2183	sub load_header_temp {
1935	my ($self) = @_;	2184	my ($self) = @_;
1936		2185
1937	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1938	}	2187	}
1939		2188
		2189	# called after loading the header from an instantiated map
1940	sub prepare_temp {	2190	sub prepare_temp {
1941	my ($self) = @_;	2191	my ($self) = @_;
1942		2192
1943	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1944	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1945	# safety	2195	# safety
1946	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1947	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1948	}	2198	}
1949		2199
		2200	# called after loading the header from an original map
1950	sub prepare_orig {	2201	sub prepare_orig {
1951	my ($self) = @_;	2202	my ($self) = @_;
1952		2203
1953	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1954	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1978		2229
1979	sub find;	2230	sub find;
1980	sub find {	2231	sub find {
1981	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1982		2233
		2234	cf::cede_to_tick;
		2235
1983	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1984		2237
1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1987		2240
1988	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2005		2258
2006	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2007	}	2260	}
2008	}	2261	}
2009		2262
2010	sub pre_load { }	2263	sub pre_load { }
2011	sub post_load { }	2264	#sub post_load { } # XS
2012		2265
2013	sub load {	2266	sub load {
2014	my ($self) = @_;	2267	my ($self) = @_;
2015		2268
2016	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2019		2272
2020	{	2273	{
2021	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2022		2275
2023	return unless $self->valid;	2276	return unless $self->valid;
2024	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2025
2026	$self->in_memory (cf::MAP_LOADING);
2027		2278
2028	$self->alloc;	2279	$self->alloc;
2029		2280
2030	$self->pre_load;	2281	$self->pre_load;
2031	cf::cede_to_tick;	2282	cf::cede_to_tick;
2032		2283
		2284	if (exists $self->{load_path}) {
2033	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2034	$f->skip_block;	2286	$f->skip_block;
2035	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2036	or return;	2288	or return;
2037		2289
2038	$self->post_load_original	2290	$self->post_load_original
2039	if delete $self->{load_original};	2291	if delete $self->{load_original};
2040		2292
2041	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2042	utf8::encode $uniq;	2294	utf8::encode $uniq;
2043	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2044	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2045	$self->clear_unique_items;	2297	$self->clear_unique_items;
2046	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2047	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2048	}	2301	}
2049	}	2302	}
2050	}
2051		2303
2052	$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);
2053		2311
2054	cf::cede_to_tick;	2312	cf::cede_to_tick;
2055	# now do the right thing for maps	2313	# now do the right thing for maps
2056	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2057	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2061	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2062	$self->decay_objects;	2320	$self->decay_objects;
2063	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2064	$self->update_buttons;	2322	$self->update_buttons;
2065	cf::cede_to_tick;	2323	cf::cede_to_tick;
2066	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2067	}	2325	}
2068		2326
2069	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2070	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2071
2072	$self->in_memory (cf::MAP_ACTIVE);
2073	}	2329	}
2074		2330
2075	$self->post_load;	2331	$self->post_load;
2076	}
2077		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
2078	sub customise_for {	2339	sub customise_for {
2079	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2080		2341
2081	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2082	if $self->per_player;	2343	if $self->per_player;
…		…
2085	# if $self->per_party;	2346	# if $self->per_party;
2086		2347
2087	$self	2348	$self
2088	}	2349	}
2089		2350
2090	# find and load all maps in the 3x3 area around a map
2091	sub load_neighbours {
2092	my ($map) = @_;
2093
2094	my @neigh; # diagonal neighbours
2095
2096	for (0 .. 3) {
2097	my $neigh = $map->tile_path ($_)
2098	or next;
2099	$neigh = find $neigh, $map
2100	or next;
2101	$neigh->load;
2102
2103	push @neigh,
2104	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2105	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2106	}
2107
2108	for (grep defined $_->[0], @neigh) {
2109	my ($path, $origin) = @$_;
2110	my $neigh = find $path, $origin
2111	or next;
2112	$neigh->load;
2113	}
2114	}
2115
2116	sub find_sync {	2351	sub find_sync {
2117	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2118		2353
2119	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
2120	}	2359	}
2121		2360
2122	sub do_load_sync {	2361	sub do_load_sync {
2123	my ($map) = @_;	2362	my ($map) = @_;
2124		2363
		2364	# it's a bug to call this from the main context
2125	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2126	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2127		2367
2128	cf::sync_job { $map->load };	2368	$map->load;
2129	}	2369	}
2130		2370
2131	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2132	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2133		2373
2134	sub find_async {	2374	sub find_async {
2135	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2136		2376
2137	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2138		2378
2139	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2140	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2141	}	2381	}
2142		2382
2143	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2144		2384
2145	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2159	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2160		2400
2161	()	2401	()
2162	}	2402	}
2163		2403
		2404	# common code, used by both ->save and ->swapout
2164	sub save {	2405	sub _save {
2165	my ($self) = @_;	2406	my ($self) = @_;
2166
2167	my $lock = cf::lock_acquire "map_data:$self->{path}";
2168		2407
2169	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2170		2409
2171	return unless $self->dirty;	2410	return unless $self->dirty;
2172		2411
…		…
2192	} else {	2431	} else {
2193	$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);
2194	}	2433	}
2195	}	2434	}
2196		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2197	sub swap_out {	2444	sub swap_out {
2198	my ($self) = @_;	2445	my ($self) = @_;
2199		2446
2200	# save first because save cedes
2201	$self->save;
2202
2203	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2204		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2205	return if $self->players;	2451	return if $self->players;
2206	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
2207	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2208		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
2209	$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};
2210		2503
2211	$self->deactivate;	2504	$self->deactivate;
2212	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->clear;	2506	$self->clear;
2214	}
2215
2216	sub reset_at {
2217	my ($self) = @_;
2218
2219	# TODO: safety, remove and allow resettable per-player maps
2220	return 1e99 if $self->{deny_reset};
2221
2222	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2223	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2224
2225	$time + $to
2226	}
2227
2228	sub should_reset {
2229	my ($self) = @_;
2230
2231	$self->reset_at <= $cf::RUNTIME
2232	}
2233
2234	sub reset {
2235	my ($self) = @_;
2236
2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2238
2239	return if $self->players;
2240
2241	warn "resetting map ", $self->path, "\n";
2242
2243	$self->in_memory (cf::MAP_SWAPPED);
2244
2245	# need to save uniques path
2246	unless ($self->{deny_save}) {
2247	my $uniq = $self->uniq_path; utf8::encode $uniq;
2248
2249	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2250	if $uniq;
2251	}
2252
2253	delete $cf::MAP{$self->path};
2254
2255	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;
2258		2507
2259	$self->unlink_save;	2508	$self->unlink_save;
2260	$self->destroy;	2509	$self->destroy;
2261	}	2510	}
2262		2511
…		…
2270		2519
2271	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2272		2521
2273	$self->unlink_save;	2522	$self->unlink_save;
2274		2523
2275	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2276	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2277	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2278	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2279	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2280		2529
…		…
2337	: normalise $_	2586	: normalise $_
2338	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2339	]	2588	]
2340	}	2589	}
2341		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
2342	=back	2623	=back
2343		2624
2344	=head3 cf::object	2625	=head3 cf::object
2345		2626
2346	=cut	2627	=cut
…		…
2369		2650
2370	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.
2371		2652
2372	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2373		2654
2374	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,
2375	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2376		2657
2377	=cut	2658	=cut
2378		2659
2379	sub deref {	2660	sub deref {
…		…
2478		2759
2479	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}>).
2480		2761
2481	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.
2482	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,
2483	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
2484	map.	2765	map.
2485		2766
2486	Will never block.	2767	Will never block.
2487		2768
2488	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2509	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2510	my ($self) = @_;	2791	my ($self) = @_;
2511		2792
2512	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2513		2794
		2795	++$self->{_link_recursion};
		2796
2514	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2515		2798
2516	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2517	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2518		2801
2519	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2520	}	2803	}
2521		2804
2522	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2523	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2524		2807
…		…
2541	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2542	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2543		2826
2544	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2545	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2546	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2547		2830
2548	$map->load;	2831	$map->load;
2549	$map->load_neighbours;
2550		2832
2551	return unless $self->contr->active;	2833	return unless $self->contr->active;
2552		2834
2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2554	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2555		2837	# entering was successful
		2838	delete $self->{_link_recursion};
2556	# only activate afterwards, to support waiting in hooks	2839	# only activate afterwards, to support waiting in hooks
2557	$self->activate_recursive;	2840	$self->activate_recursive;
2558	}	2841	}
2559		2842
		2843	}
		2844
2560	=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)]])
2561		2846
2562	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
2563	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2564	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
2565	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
…		…
2572		2857
2573	our $GOTOGEN;	2858	our $GOTOGEN;
2574		2859
2575	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2576	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	}
2577		2868
2578	# 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
2579	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2580		2871
2581	$self->enter_link;	2872	$self->enter_link;
…		…
2601	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2602	}	2893	}
2603	}	2894	}
2604		2895
2605	my $map = eval {	2896	my $map = eval {
2606	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2607		2898
2608	if ($map) {	2899	if ($map) {
2609	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2610	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2611	} else {	2902	} else {
2612	$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);
2613	}	2904	}
2614		2905
2615	$map	2906	$map
…		…
2623	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2624	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2625	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2626	}	2917	}
2627		2918
2628	$done->() if $done;	2919	$done->($self) if $done;
2629	})->prio (1);	2920	})->prio (1);
2630	}	2921	}
2631		2922
2632	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2633		2924
…		…
2701	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2702		2993
2703	unless (eval {	2994	unless (eval {
2704	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2705		2996
2706	# random map handling
2707	{
2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
2709
2710	prepare_random_map $exit
2711	if $exit->slaying eq "/!";
2712	}
2713
2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2715	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2716	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	}
2717		3023
2718	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2719		3025
2720	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2721	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2726	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2727	. "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. "
2728	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2729	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2730		3036
2731	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2732	$self->leave_link;	3038	$self->leave_link;
2733	}	3039	}
2734	})->prio (1);	3040	})->prio (1);
2735	}	3041	}
2736		3042
…		…
2748	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2749	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2750		3056
2751	utf8::encode $text;	3057	utf8::encode $text;
2752	$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);
2753	}	3084	}
2754		3085
2755	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2756		3087
2757	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
…		…
2761		3092
2762	=cut	3093	=cut
2763		3094
2764	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2765	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	},
2766	"c/identify" => {	3103	"c/identify" => {
2767	id => "infobox",	3104	id => "infobox",
2768	title => "Identify",	3105	title => "Identify",
2769	reply => undef,	3106	reply => undef,
2770	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2772	"c/examine" => {	3109	"c/examine" => {
2773	id => "infobox",	3110	id => "infobox",
2774	title => "Examine",	3111	title => "Examine",
2775	reply => undef,	3112	reply => undef,
2776	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",
2777	},	3120	},
2778	"c/book" => {	3121	"c/book" => {
2779	id => "infobox",	3122	id => "infobox",
2780	title => "Book",	3123	title => "Book",
2781	reply => undef,	3124	reply => undef,
…		…
2897	my $pkt = "msg "	3240	my $pkt = "msg "
2898	. $self->{json_coder}->encode (	3241	. $self->{json_coder}->encode (
2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3242	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2900	);	3243	);
2901		3244
2902	# try lzf for large packets
2903	$pkt = "lzf " . Compress::LZF::compress $pkt
2904	if 1024 <= length $pkt and $self->{can_lzf};
2905
2906	# split very large packets
2907	if (8192 < length $pkt and $self->{can_lzf}) {
2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2909	$pkt = "frag";
2910	}
2911
2912	$self->send_packet ($pkt);	3245	$self->send_big_packet ($pkt);
2913	}	3246	}
2914		3247
2915	=item $client->ext_msg ($type, @msg)	3248	=item $client->ext_msg ($type, @msg)
2916		3249
2917	Sends an ext event to the client.	3250	Sends an ext event to the client.
…		…
2919	=cut	3252	=cut
2920		3253
2921	sub cf::client::ext_msg($$@) {	3254	sub cf::client::ext_msg($$@) {
2922	my ($self, $type, @msg) = @_;	3255	my ($self, $type, @msg) = @_;
2923		3256
2924	if ($self->extcmd == 2) {
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3257	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2926	} elsif ($self->extcmd == 1) { # TODO: remove
2927	push @msg, msgtype => "event_$type";
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}
2931
2932	=item $client->ext_reply ($msgid, @msg)
2933
2934	Sends an ext reply to the client.
2935
2936	=cut
2937
2938	sub cf::client::ext_reply($$@) {
2939	my ($self, $id, @msg) = @_;
2940
2941	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2943	} elsif ($self->extcmd == 1) {
2944	#TODO: version 1, remove
2945	unshift @msg, msgtype => "reply", msgid => $id;
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}
2948	}	3258	}
2949		3259
2950	=item $success = $client->query ($flags, "text", \&cb)	3260	=item $success = $client->query ($flags, "text", \&cb)
2951		3261
2952	Queues a query to the client, calling the given callback with	3262	Queues a query to the client, calling the given callback with
…		…
3007	my ($ns, $buf) = @_;	3317	my ($ns, $buf) = @_;
3008		3318
3009	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3319	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3010		3320
3011	if (ref $msg) {	3321	if (ref $msg) {
3012	my ($type, $reply, @payload) =	3322	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3013	"ARRAY" eq ref $msg
3014	? @$msg
3015	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3016		3323
3017	my @reply;
3018
3019	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}) {
3020	@reply = $cb->($ns, @payload);	3337	@reply = $cb->($ns, @payload);
		3338	}
		3339
		3340	$ns->ext_msg ("reply-$reply", @reply)
		3341	if $reply;
3021	}	3342	}
3022
3023	$ns->ext_reply ($reply, @reply)
3024	if $reply;
3025
3026	} else {	3343	} else {
3027	warn "client " . ($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";
3028	}	3345	}
3029		3346
3030	cf::override;	3347	cf::override;
3031	},	3348	},
3032	);	3349	);
…		…
3052		3369
3053	$coro	3370	$coro
3054	}	3371	}
3055		3372
3056	cf::client->attach (	3373	cf::client->attach (
3057	on_destroy => sub {	3374	on_client_destroy => sub {
3058	my ($ns) = @_;	3375	my ($ns) = @_;
3059		3376
3060	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3377	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3061	},	3378	},
3062	);	3379	);
…		…
3078	our $safe_hole = new Safe::Hole;	3395	our $safe_hole = new Safe::Hole;
3079		3396
3080	$SIG{FPE} = 'IGNORE';	3397	$SIG{FPE} = 'IGNORE';
3081		3398
3082	$safe->permit_only (Opcode::opset qw(	3399	$safe->permit_only (Opcode::opset qw(
3083	:base_core :base_mem :base_orig :base_math	3400	:base_core :base_mem :base_orig :base_math :base_loop
3084	grepstart grepwhile mapstart mapwhile	3401	grepstart grepwhile mapstart mapwhile
3085	sort time	3402	sort time
3086	));	3403	));
3087		3404
3088	# here we export the classes and methods available to script code	3405	# here we export the classes and methods available to script code
…		…
3113	decrease split destroy change_exp value msg lore send_msg)],	3430	decrease split destroy change_exp value msg lore send_msg)],
3114	["cf::object::player" => qw(player)],	3431	["cf::object::player" => qw(player)],
3115	["cf::player" => qw(peaceful send_msg)],	3432	["cf::player" => qw(peaceful send_msg)],
3116	["cf::map" => qw(trigger)],	3433	["cf::map" => qw(trigger)],
3117	) {	3434	) {
3118	no strict 'refs';
3119	my ($pkg, @funs) = @$_;	3435	my ($pkg, @funs) = @$_;
3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3436	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3121	for @funs;	3437	for @funs;
3122	}	3438	}
3123		3439
…		…
3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3456	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3141	$qcode =~ s/\n/\\n/g;	3457	$qcode =~ s/\n/\\n/g;
3142		3458
3143	%vars = (_dummy => 0) unless %vars;	3459	%vars = (_dummy => 0) unless %vars;
3144		3460
		3461	my @res;
3145	local $_;	3462	local $_;
3146	local @safe::cf::_safe_eval_args = values %vars;
3147		3463
3148	my $eval =	3464	my $eval =
3149	"do {\n"	3465	"do {\n"
3150	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3466	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3151	. "#line 0 \"{$qcode}\"\n"	3467	. "#line 0 \"{$qcode}\"\n"
3152	. $code	3468	. $code
3153	. "\n}"	3469	. "\n}"
3154	;	3470	;
3155		3471
		3472	if ($CFG{safe_eval}) {
3156	sub_generation_inc;	3473	sub_generation_inc;
		3474	local @safe::cf::_safe_eval_args = values %vars;
3157	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3475	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3158	sub_generation_inc;	3476	sub_generation_inc;
		3477	} else {
		3478	local @cf::_safe_eval_args = values %vars;
		3479	@res = wantarray ? eval eval : scalar eval $eval;
		3480	}
3159		3481
3160	if ($@) {	3482	if ($@) {
3161	warn "$@";	3483	warn "$@",
3162	warn "while executing safe code '$code'\n";	3484	"while executing safe code '$code'\n",
3163	warn "with arguments " . (join " ", %vars) . "\n";	3485	"with arguments " . (join " ", %vars) . "\n";
3164	}	3486	}
3165		3487
3166	wantarray ? @res : $res[0]	3488	wantarray ? @res : $res[0]
3167	}	3489	}
3168		3490
…		…
3182	=cut	3504	=cut
3183		3505
3184	sub register_script_function {	3506	sub register_script_function {
3185	my ($fun, $cb) = @_;	3507	my ($fun, $cb) = @_;
3186		3508
3187	no strict 'refs';	3509	$fun = "safe::$fun" if $CFG{safe_eval};
3188	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3510	*$fun = $safe_hole->wrap ($cb);
3189	}	3511	}
3190		3512
3191	=back	3513	=back
3192		3514
3193	=cut	3515	=cut
3194		3516
3195	#############################################################################	3517	#############################################################################
3196	# the server's init and main functions	3518	# the server's init and main functions
3197		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
3198	sub load_facedata($) {	3597	sub load_facedata($) {
3199	my ($path) = @_;	3598	my ($path) = @_;
3200		3599
3201	# HACK to clear player env face cache, we need some signal framework
3202	# for this (global event?)
3203	%ext::player_env::MUSIC_FACE_CACHE = ();
3204
3205	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3600	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3206		3601
3207	warn "loading facedata from $path\n";	3602	trace "loading facedata from $path\n";
3208		3603
3209	my $facedata;	3604	my $facedata = decode_storable load_file "$path/faceinfo";
3210	0 < aio_load $path, $facedata
3211	or die "$path: $!";
3212
3213	$facedata = Coro::Storable::thaw $facedata;
3214		3605
3215	$facedata->{version} == 2	3606	$facedata->{version} == 2
3216	or cf::cleanup "$path: version mismatch, cannot proceed.";	3607	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3217		3608
3218	# patch in the exptable	3609	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3219	$facedata->{resource}{"res/exp_table"} = {	3610	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3220	type => FT_RSRC,	3611
3221	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
3222	};	3613
3223	cf::cede_to_tick;	3614	# BEGIN ATOMIC
		3615	# from here on, everything must be atomic - no thread switch allowed
		3616	my $t1 = EV::time;
3224		3617
3225	{	3618	{
3226	my $faces = $facedata->{faceinfo};	3619	my $faces = $facedata->{faceinfo};
3227		3620
3228	while (my ($face, $info) = each %$faces) {	3621	for my $face (sort keys %$faces) {
		3622	my $info = $faces->{$face};
3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3623	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3230		3624
3231	cf::face::set_visibility $idx, $info->{visibility};	3625	cf::face::set_visibility $idx, $info->{visibility};
3232	cf::face::set_magicmap $idx, $info->{magicmap};	3626	cf::face::set_magicmap $idx, $info->{magicmap};
3233	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};
3234	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};
3235		3629	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3236	cf::cede_to_tick;	3630	$cf::face::HASH{$info->{hash64}} = $idx;
		3631	delete $cf::face::META[$idx];
3237	}	3632	}
3238		3633
3239	while (my ($face, $info) = each %$faces) {	3634	while (my ($face, $info) = each %$faces) {
3240	next unless $info->{smooth};	3635	next unless $info->{smooth};
3241		3636
…		…
3244		3639
3245	if (my $smooth = cf::face::find $info->{smooth}) {	3640	if (my $smooth = cf::face::find $info->{smooth}) {
3246	cf::face::set_smooth $idx, $smooth;	3641	cf::face::set_smooth $idx, $smooth;
3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3642	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3248	} else {	3643	} else {
3249	warn "smooth face '$info->{smooth}' not found for face '$face'";	3644	error "smooth face '$info->{smooth}' not found for face '$face'";
3250	}	3645	}
3251
3252	cf::cede_to_tick;
3253	}	3646	}
3254	}	3647	}
3255		3648
3256	{	3649	{
3257	my $anims = $facedata->{animinfo};	3650	my $anims = $facedata->{animinfo};
3258		3651
3259	while (my ($anim, $info) = each %$anims) {	3652	while (my ($anim, $info) = each %$anims) {
3260	cf::anim::set $anim, $info->{frames}, $info->{facings};	3653	cf::anim::set $anim, $info->{frames}, $info->{facings};
3261	cf::cede_to_tick;
3262	}	3654	}
3263		3655
3264	cf::anim::invalidate_all; # d'oh	3656	cf::anim::invalidate_all; # d'oh
3265	}	3657	}
3266		3658
3267	{	3659	{
3268	# TODO: for gcfclient pleasure, we should give resources
3269	# that gcfclient doesn't grok a >10000 face index.
3270	my $res = $facedata->{resource};	3660	my $res = $facedata->{resource};
3271		3661
3272	while (my ($name, $info) = each %$res) {	3662	while (my ($name, $info) = each %$res) {
3273	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
3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3665	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3275	my $data;
3276		3666
3277	if ($info->{type} & 1) {
3278	# prepend meta info
3279
3280	my $meta = $enc->encode ({
3281	name => $name,
3282	%{ $info->{meta} || {} },
3283	});
3284
3285	$data = pack "(w/a*)*", $meta, $info->{data};
3286	} else {
3287	$data = $info->{data};
3288	}
3289
3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3291	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;
3292	} else {	3673	} else {
3293	$RESOURCE{$name} = $info;	3674	# $RESOURCE{$name} = $info; # unused
3294	}	3675	}
3295
3296	cf::cede_to_tick;
3297	}	3676	}
3298	}	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;
3299		3688
3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3689	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3301		3690
		3691	aio_close $fh if $fh; # close old facedata
		3692
3302	1	3693	1
3303	}	3694	}
3304
3305	cf::global->attach (on_resource_update => sub {
3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3308
3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3310	my $sound = $soundconf->{compat}[$_]
3311	or next;
3312
3313	my $face = cf::face::find "sound/$sound->[1]";
3314	cf::sound::set $sound->[0] => $face;
3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3316	}
3317
3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
3319	my $face = cf::face::find "sound/$v";
3320	cf::sound::set $k => $face;
3321	}
3322	}
3323	});
3324		3695
3325	register_exticmd fx_want => sub {	3696	register_exticmd fx_want => sub {
3326	my ($ns, $want) = @_;	3697	my ($ns, $want) = @_;
3327		3698
3328	while (my ($k, $v) = each %$want) {	3699	while (my ($k, $v) = each %$want) {
…		…
3336	my $status = load_resource_file_ $_[0];	3707	my $status = load_resource_file_ $_[0];
3337	get_slot 0.1, 100;	3708	get_slot 0.1, 100;
3338	cf::arch::commit_load;	3709	cf::arch::commit_load;
3339		3710
3340	$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;
3341	}	3726	}
3342		3727
3343	sub reload_regions {	3728	sub reload_regions {
3344	# 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
3345	# for this (global event?)	3730	# for this (global event?)
…		…
3353	if exists $_->{match};	3738	if exists $_->{match};
3354	}	3739	}
3355	}	3740	}
3356		3741
3357	sub reload_facedata {	3742	sub reload_facedata {
3358	load_facedata "$DATADIR/facedata"	3743	load_facedata $DATADIR
3359	or die "unable to load facedata\n";	3744	or die "unable to load facedata\n";
3360	}	3745	}
3361		3746
3362	sub reload_archetypes {	3747	sub reload_archetypes {
3363	load_resource_file "$DATADIR/archetypes"	3748	load_resource_file "$DATADIR/archetypes"
3364	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	);
3365	}	3762	}
3366		3763
3367	sub reload_treasures {	3764	sub reload_treasures {
3368	load_resource_file "$DATADIR/treasures"	3765	load_resource_file "$DATADIR/treasures"
3369	or die "unable to load treasurelists\n";	3766	or die "unable to load treasurelists\n";
3370	}	3767	}
3371		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
3372	sub reload_resources {	3789	sub reload_resources {
3373	warn "reloading resource files...\n";	3790	trace "reloading resource files...\n";
3374		3791
		3792	reload_materials;
3375	reload_facedata;	3793	reload_facedata;
		3794	reload_exp_table;
		3795	reload_sound;
3376	reload_archetypes;	3796	reload_archetypes;
3377	reload_regions;	3797	reload_regions;
3378	reload_treasures;	3798	reload_treasures;
3379		3799
3380	warn "finished reloading resource files\n";	3800	trace "finished reloading resource files\n";
3381	}	3801	}
3382		3802
3383	sub reload_config {	3803	sub reload_config {
3384	open my $fh, "<:utf8", "$CONFDIR/config"	3804	trace "reloading config file...\n";
3385	or return;
3386		3805
3387	local $/;	3806	my $config = load_file "$CONFDIR/config";
3388	*CFG = YAML::Load <$fh>;	3807	utf8::decode $config;
		3808	*CFG = decode_yaml $config;
3389		3809
3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3810	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3391		3811
3392	$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};
3393	$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};
3394		3814
3395	if (exists $CFG{mlockall}) {	3815	if (exists $CFG{mlockall}) {
…		…
3419	seek $fh, 0, 0;	3839	seek $fh, 0, 0;
3420	print $fh $$;	3840	print $fh $$;
3421	}	3841	}
3422		3842
3423	sub main_loop {	3843	sub main_loop {
3424	warn "EV::loop starting\n";	3844	trace "EV::loop starting\n";
3425	if (1) {	3845	if (1) {
3426	EV::loop;	3846	EV::loop;
3427	}	3847	}
3428	warn "EV::loop returned\n";	3848	trace "EV::loop returned\n";
3429	goto &main_loop unless $REALLY_UNLOOP;	3849	goto &main_loop unless $REALLY_UNLOOP;
3430	}	3850	}
3431		3851
3432	sub main {	3852	sub main {
3433	cf::init_globals; # initialise logging	3853	cf::init_globals; # initialise logging
3434		3854
3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3855	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3436	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.";
3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3857	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3858	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3439		3859
3440	cf::init_experience;
3441	cf::init_anim;
3442	cf::init_attackmess;
3443	cf::init_dynamic;
3444
3445	$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
3446		3861
3447	# we must not ever block the main coroutine	3862	# we must not ever block the main coroutine
3448	local $Coro::idle = sub {	3863	$Coro::idle = sub {
3449	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#
3450	(async {	3865	(async {
3451	$Coro::current->{desc} = "IDLE BUG HANDLER";	3866	$Coro::current->{desc} = "IDLE BUG HANDLER";
3452	EV::loop EV::LOOP_ONESHOT;	3867	EV::loop EV::LOOP_ONESHOT;
3453	})->prio (Coro::PRIO_MAX);	3868	})->prio (Coro::PRIO_MAX);
3454	};	3869	};
3455		3870
3456	evthread_start IO::AIO::poll_fileno;	3871	evthread_start IO::AIO::poll_fileno;
3457		3872
3458	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
3459	reload_resources;	3884	reload_resources;
3460	reload_config;	3885	reload_config;
3461	db_init;
3462		3886
3463	cf::load_settings;
3464	cf::load_materials;
3465	cf::init_uuid;	3887	cf::init_uuid;
3466	cf::init_signals;	3888	cf::init_signals;
3467	cf::init_commands;
3468	cf::init_skills;	3889	cf::init_skills;
3469		3890
3470	cf::init_beforeplay;	3891	cf::init_beforeplay;
3471		3892
3472	atomic;	3893	atomic;
…		…
3477		3898
3478	# no (long-running) fork's whatsoever before this point(!)	3899	# no (long-running) fork's whatsoever before this point(!)
3479	use POSIX ();	3900	use POSIX ();
3480	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};
3481		3902
3482	(pop @POST_INIT)->(0) while @POST_INIT;	3903	cf::_post_init 0;
3483	};	3904	};
3484		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
3485	main_loop;	3913	goto &main_loop;
3486	}	3914	}
3487		3915
3488	#############################################################################	3916	#############################################################################
3489	# initialisation and cleanup	3917	# initialisation and cleanup
3490		3918
3491	# install some emergency cleanup handlers	3919	# install some emergency cleanup handlers
3492	BEGIN {	3920	BEGIN {
3493	our %SIGWATCHER = ();	3921	our %SIGWATCHER = ();
3494	for my $signal (qw(INT HUP TERM)) {	3922	for my $signal (qw(INT HUP TERM)) {
3495	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3923	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3496	cf::cleanup "SIG$signal";	3924	cf::cleanup "SIG$signal";
3497	};	3925	};
3498	}	3926	}
3499	}	3927	}
3500		3928
3501	sub write_runtime_sync {	3929	sub write_runtime_sync {
		3930	my $t0 = AE::time;
		3931
3502	# first touch the runtime file to show we are still running:	3932	# first touch the runtime file to show we are still running:
3503	# the fsync below can take a very very long time.	3933	# the fsync below can take a very very long time.
3504		3934
3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3935	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3506		3936
3507	my $guard = cf::lock_acquire "write_runtime";	3937	my $guard = cf::lock_acquire "write_runtime";
3508		3938
3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3939	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3510	or return;	3940	or return;
3511		3941
3512	my $value = $cf::RUNTIME + 90 + 10;	3942	my $value = $cf::RUNTIME + 90 + 10;
3513	# 10 is the runtime save interval, for a monotonic clock	3943	# 10 is the runtime save interval, for a monotonic clock
3514	# 60 allows for the watchdog to kill the server.	3944	# 60 allows for the watchdog to kill the server.
…		…
3527	or return;	3957	or return;
3528		3958
3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3959	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3530	and return;	3960	and return;
3531		3961
3532	warn "runtime file written.\n";	3962	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3533		3963
3534	1	3964	1
3535	}	3965	}
3536		3966
3537	our $uuid_lock;	3967	our $uuid_lock;
…		…
3549	or return;	3979	or return;
3550		3980
3551	my $value = uuid_seq uuid_cur;	3981	my $value = uuid_seq uuid_cur;
3552		3982
3553	unless ($value) {	3983	unless ($value) {
3554	warn "cowardly refusing to write zero uuid value!\n";	3984	info "cowardly refusing to write zero uuid value!\n";
3555	return;	3985	return;
3556	}	3986	}
3557		3987
3558	my $value = uuid_str $value + $uuid_skip;	3988	my $value = uuid_str $value + $uuid_skip;
3559	$uuid_skip = 0;	3989	$uuid_skip = 0;
…		…
3569	or return;	3999	or return;
3570		4000
3571	aio_rename "$uuid~", $uuid	4001	aio_rename "$uuid~", $uuid
3572	and return;	4002	and return;
3573		4003
3574	warn "uuid file written ($value).\n";	4004	trace "uuid file written ($value).\n";
3575		4005
3576	1	4006	1
3577		4007
3578	}	4008	}
3579		4009
…		…
3585	}	4015	}
3586		4016
3587	sub emergency_save() {	4017	sub emergency_save() {
3588	my $freeze_guard = cf::freeze_mainloop;	4018	my $freeze_guard = cf::freeze_mainloop;
3589		4019
3590	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;
3591		4026
3592	cf::sync_job {	4027	cf::sync_job {
3593	# this is a trade-off: we want to be very quick here, so	4028	cf::write_runtime_sync; # external watchdog should not bark
3594	# save all maps without fsync, and later call a global sync
3595	# (which in turn might be very very slow)
3596	local $USE_FSYNC = 0;
3597		4029
3598	# use a peculiar iteration method to avoid tripping on perl	4030	# use a peculiar iteration method to avoid tripping on perl
3599	# refcount bugs in for. also avoids problems with players	4031	# refcount bugs in for. also avoids problems with players
3600	# and maps saved/destroyed asynchronously.	4032	# and maps saved/destroyed asynchronously.
3601	warn "emergency_perl_save: begin player save\n";	4033	info "emergency_perl_save: begin player save\n";
3602	for my $login (keys %cf::PLAYER) {	4034	for my $login (keys %cf::PLAYER) {
3603	my $pl = $cf::PLAYER{$login} or next;	4035	my $pl = $cf::PLAYER{$login} or next;
3604	$pl->valid or next;	4036	$pl->valid or next;
3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4037	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3606	$pl->save;	4038	$pl->save;
3607	}	4039	}
3608	warn "emergency_perl_save: end player save\n";	4040	info "emergency_perl_save: end player save\n";
3609		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
3610	warn "emergency_perl_save: begin map save\n";	4044	info "emergency_perl_save: begin map save\n";
3611	for my $path (keys %cf::MAP) {	4045	for my $path (keys %cf::MAP) {
3612	my $map = $cf::MAP{$path} or next;	4046	my $map = $cf::MAP{$path} or next;
3613	$map->valid or next;	4047	$map->valid or next;
3614	$map->save;	4048	$map->save;
3615	}	4049	}
3616	warn "emergency_perl_save: end map save\n";	4050	info "emergency_perl_save: end map save\n";
3617		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
3618	warn "emergency_perl_save: begin database checkpoint\n";	4054	info "emergency_perl_save: begin database checkpoint\n";
3619	BDB::db_env_txn_checkpoint $DB_ENV;	4055	BDB::db_env_txn_checkpoint $DB_ENV;
3620	warn "emergency_perl_save: end database checkpoint\n";	4056	info "emergency_perl_save: end database checkpoint\n";
3621		4057
3622	warn "emergency_perl_save: begin write uuid\n";	4058	info "emergency_perl_save: begin write uuid\n";
3623	write_uuid_sync 1;	4059	write_uuid_sync 1;
3624	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
3625	};	4080	};
3626		4081
3627	warn "emergency_perl_save: starting sync()\n";
3628	IO::AIO::aio_sync sub {
3629	warn "emergency_perl_save: finished sync()\n";
3630	};
3631
3632	warn "emergency_perl_save: leave\n";	4082	info "emergency_perl_save: leave\n";
3633	}	4083	}
3634		4084
3635	sub post_cleanup {	4085	sub post_cleanup {
3636	my ($make_core) = @_;	4086	my ($make_core) = @_;
3637		4087
		4088	IO::AIO::flush;
		4089
3638	warn Carp::longmess "post_cleanup backtrace"	4090	error Carp::longmess "post_cleanup backtrace"
3639	if $make_core;	4091	if $make_core;
3640		4092
3641	my $fh = pidfile;	4093	my $fh = pidfile;
3642	unlink $PIDFILE if <$fh> == $$;	4094	unlink $PIDFILE if <$fh> == $$;
3643	}	4095	}
…		…
3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4115	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3664	for my $name (keys %$leaf_symtab) {	4116	for my $name (keys %$leaf_symtab) {
3665	_gv_clear *{"$pkg$name"};	4117	_gv_clear *{"$pkg$name"};
3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4118	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3667	}	4119	}
3668	warn "cleared package $pkg\n";#d#
3669	}	4120	}
3670		4121
3671	sub do_reload_perl() {	4122	sub do_reload_perl() {
3672	# can/must only be called in main	4123	# can/must only be called in main
3673	if ($Coro::current != $Coro::main) {	4124	unless (in_main) {
3674	warn "can only reload from main coroutine";	4125	error "can only reload from main coroutine";
3675	return;	4126	return;
3676	}	4127	}
3677		4128
3678	return if $RELOAD++;	4129	return if $RELOAD++;
3679		4130
3680	my $t1 = EV::time;	4131	my $t1 = AE::time;
3681		4132
3682	while ($RELOAD) {	4133	while ($RELOAD) {
3683	warn "reloading...";	4134	cf::get_slot 0.1, -1, "reload_perl";
		4135	info "perl_reload: reloading...";
3684		4136
3685	warn "entering sync_job";	4137	trace "perl_reload: entering sync_job";
3686		4138
3687	cf::sync_job {	4139	cf::sync_job {
3688	cf::write_runtime_sync; # external watchdog should not bark
3689	cf::emergency_save;	4140	#cf::emergency_save;
3690	cf::write_runtime_sync; # external watchdog should not bark
3691		4141
3692	warn "syncing database to disk";
3693	BDB::db_env_txn_checkpoint $DB_ENV;
3694
3695	# if anything goes wrong in here, we should simply crash as we already saved
3696
3697	warn "flushing outstanding aio requests";
3698	while (IO::AIO::nreqs || BDB::nreqs) {
3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3700	}
3701
3702	warn "cancelling all extension coros";	4142	trace "perl_reload: cancelling all extension coros";
3703	$_->cancel for values %EXT_CORO;	4143	$_->cancel for values %EXT_CORO;
3704	%EXT_CORO = ();	4144	%EXT_CORO = ();
3705		4145
3706	warn "removing commands";	4146	trace "perl_reload: removing commands";
3707	%COMMAND = ();	4147	%COMMAND = ();
3708		4148
3709	warn "removing ext/exti commands";	4149	trace "perl_reload: removing ext/exti commands";
3710	%EXTCMD = ();	4150	%EXTCMD = ();
3711	%EXTICMD = ();	4151	%EXTICMD = ();
3712		4152
3713	warn "unloading/nuking all extensions";	4153	trace "perl_reload: unloading/nuking all extensions";
3714	for my $pkg (@EXTS) {	4154	for my $pkg (@EXTS) {
3715	warn "... unloading $pkg";	4155	trace "... unloading $pkg";
3716		4156
3717	if (my $cb = $pkg->can ("unload")) {	4157	if (my $cb = $pkg->can ("unload")) {
3718	eval {	4158	eval {
3719	$cb->($pkg);	4159	$cb->($pkg);
3720	1	4160	1
3721	} or warn "$pkg unloaded, but with errors: $@";	4161	} or error "$pkg unloaded, but with errors: $@";
3722	}	4162	}
3723		4163
3724	warn "... clearing $pkg";	4164	trace "... clearing $pkg";
3725	clear_package $pkg;	4165	clear_package $pkg;
3726	}	4166	}
3727		4167
3728	warn "unloading all perl modules loaded from $LIBDIR";	4168	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3729	while (my ($k, $v) = each %INC) {	4169	while (my ($k, $v) = each %INC) {
3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3731		4171
3732	warn "... unloading $k";	4172	trace "... unloading $k";
3733	delete $INC{$k};	4173	delete $INC{$k};
3734		4174
3735	$k =~ s/\.pm$//;	4175	$k =~ s/\.pm$//;
3736	$k =~ s/\//::/g;	4176	$k =~ s/\//::/g;
3737		4177
…		…
3740	}	4180	}
3741		4181
3742	clear_package $k;	4182	clear_package $k;
3743	}	4183	}
3744		4184
3745	warn "getting rid of safe::, as good as possible";	4185	trace "perl_reload: getting rid of safe::, as good as possible";
3746	clear_package "safe::$_"	4186	clear_package "safe::$_"
3747	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);
3748		4188
3749	warn "unloading cf.pm \"a bit\"";	4189	trace "perl_reload: unloading cf.pm \"a bit\"";
3750	delete $INC{"cf.pm"};	4190	delete $INC{"cf.pm"};
3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4191	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3752		4192
3753	# don't, removes xs symbols, too,	4193	# don't, removes xs symbols, too,
3754	# and global variables created in xs	4194	# and global variables created in xs
3755	#clear_package __PACKAGE__;	4195	#clear_package __PACKAGE__;
3756		4196
3757	warn "unload completed, starting to reload now";	4197	info "perl_reload: unload completed, starting to reload now";
3758		4198
3759	warn "reloading cf.pm";	4199	trace "perl_reload: reloading cf.pm";
3760	require cf;	4200	require cf;
3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4201	cf::_connect_to_perl_1;
3762		4202
3763	warn "loading config and database again";	4203	trace "perl_reload: loading config and database again";
3764	cf::reload_config;	4204	cf::reload_config;
3765		4205
3766	warn "loading extensions";	4206	trace "perl_reload: loading extensions";
3767	cf::load_extensions;	4207	cf::load_extensions;
3768		4208
3769	if ($REATTACH_ON_RELOAD) {	4209	if ($REATTACH_ON_RELOAD) {
3770	warn "reattaching attachments to objects/players";	4210	trace "perl_reload: reattaching attachments to objects/players";
3771	_global_reattach; # objects, sockets	4211	_global_reattach; # objects, sockets
3772	warn "reattaching attachments to maps";	4212	trace "perl_reload: reattaching attachments to maps";
3773	reattach $_ for values %MAP;	4213	reattach $_ for values %MAP;
3774	warn "reattaching attachments to players";	4214	trace "perl_reload: reattaching attachments to players";
3775	reattach $_ for values %PLAYER;	4215	reattach $_ for values %PLAYER;
3776	}	4216	}
3777		4217
3778	warn "running post_init jobs";	4218	cf::_post_init 1;
3779	(pop @POST_INIT)->(1) while @POST_INIT;
3780		4219
3781	warn "leaving sync_job";	4220	trace "perl_reload: leaving sync_job";
3782		4221
3783	1	4222	1
3784	} or do {	4223	} or do {
3785	warn $@;	4224	error $@;
3786	cf::cleanup "error while reloading, exiting.";	4225	cf::cleanup "perl_reload: error, exiting.";
3787	};	4226	};
3788		4227
3789	warn "reloaded";
3790	--$RELOAD;	4228	--$RELOAD;
3791	}	4229	}
3792		4230
3793	$t1 = EV::time - $t1;	4231	$t1 = AE::time - $t1;
3794	warn "reload completed in ${t1}s\n";	4232	info "perl_reload: completed in ${t1}s\n";
3795	};	4233	};
3796		4234
3797	our $RELOAD_WATCHER; # used only during reload	4235	our $RELOAD_WATCHER; # used only during reload
3798		4236
3799	sub reload_perl() {	4237	sub reload_perl() {
…		…
3801	# coro crashes during coro_state_free->destroy here.	4239	# coro crashes during coro_state_free->destroy here.
3802		4240
3803	$RELOAD_WATCHER ||= cf::async {	4241	$RELOAD_WATCHER ||= cf::async {
3804	Coro::AIO::aio_wait cache_extensions;	4242	Coro::AIO::aio_wait cache_extensions;
3805		4243
3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4244	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3807	do_reload_perl;	4245	do_reload_perl;
3808	undef $RELOAD_WATCHER;	4246	undef $RELOAD_WATCHER;
3809	};	4247	};
3810	};	4248	};
3811	}	4249	}
…		…
3820	reload_perl;	4258	reload_perl;
3821	};	4259	};
3822	}	4260	}
3823	};	4261	};
3824		4262
3825	unshift @INC, $LIBDIR;	4263	#############################################################################
3826		4264
3827	my $bug_warning = 0;	4265	my $bug_warning = 0;
3828		4266
3829	our @WAIT_FOR_TICK;
3830	our @WAIT_FOR_TICK_BEGIN;
3831
3832	sub wait_for_tick {	4267	sub wait_for_tick() {
3833	return if tick_inhibit || $Coro::current == $Coro::main;	4268	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3834		4269
3835	my $signal = new Coro::Signal;	4270	$WAIT_FOR_TICK->wait;
3836	push @WAIT_FOR_TICK, $signal;
3837	$signal->wait;
3838	}	4271	}
3839		4272
3840	sub wait_for_tick_begin {	4273	sub wait_for_tick_begin() {
3841	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3842		4275
3843	my $signal = new Coro::Signal;	4276	my $signal = new Coro::Signal;
3844	push @WAIT_FOR_TICK_BEGIN, $signal;	4277	push @WAIT_FOR_TICK_BEGIN, $signal;
3845	$signal->wait;	4278	$signal->wait;
3846	}	4279	}
…		…
3850	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4283	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3851	unless ++$bug_warning > 10;	4284	unless ++$bug_warning > 10;
3852	return;	4285	return;
3853	}	4286	}
3854		4287
3855	cf::server_tick; # one server iteration	4288	cf::one_tick; # one server iteration
		4289
		4290	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3856		4291
3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4292	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3858	$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.;
3859	Coro::async_pool {	4294	Coro::async_pool {
3860	$Coro::current->{desc} = "runtime saver";	4295	$Coro::current->{desc} = "runtime saver";
3861	write_runtime_sync	4296	write_runtime_sync
3862	or warn "ERROR: unable to write runtime file: $!";	4297	or error "ERROR: unable to write runtime file: $!";
3863	};	4298	};
3864	}	4299	}
3865		4300
3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4301	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3867	$sig->send;	4302	$sig->send;
3868	}	4303	}
3869	while (my $sig = shift @WAIT_FOR_TICK) {	4304	$WAIT_FOR_TICK->broadcast;
3870	$sig->send;
3871	}
3872		4305
3873	$LOAD = ($NOW - $TICK_START) / $TICK;	4306	$LOAD = ($NOW - $TICK_START) / $TICK;
3874	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4307	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3875		4308
3876	if (0) {	4309	if (0) {
3877	if ($NEXT_TICK) {	4310	if ($NEXT_TICK) {
3878	my $jitter = $TICK_START - $NEXT_TICK;	4311	my $jitter = $TICK_START - $NEXT_TICK;
3879	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4312	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3880	warn "jitter $JITTER\n";#d#	4313	debug "jitter $JITTER\n";#d#
3881	}	4314	}
3882	}	4315	}
3883	}	4316	}
3884		4317
3885	{	4318	{
3886	# configure BDB	4319	# configure BDB
		4320	info "initialising database";
3887		4321
3888	BDB::min_parallel 8;	4322	BDB::min_parallel 16;
3889	BDB::max_poll_reqs $TICK * 0.1;	4323	BDB::max_poll_reqs $TICK * 0.1;
3890	$AnyEvent::BDB::WATCHER->priority (1);	4324	#$AnyEvent::BDB::WATCHER->priority (1);
3891		4325
3892	unless ($DB_ENV) {	4326	unless ($DB_ENV) {
3893	$DB_ENV = BDB::db_env_create;	4327	$DB_ENV = BDB::db_env_create;
3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4328	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3895	$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;
…		…
3920	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4354	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3921	};	4355	};
3922	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4356	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3923	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4357	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3924	};	4358	};
		4359
		4360	info "database initialised";
3925	}	4361	}
3926		4362
3927	{	4363	{
3928	# configure IO::AIO	4364	# configure IO::AIO
3929		4365
		4366	info "initialising aio";
3930	IO::AIO::min_parallel 8;	4367	IO::AIO::min_parallel 8;
3931	IO::AIO::max_poll_time $TICK * 0.1;	4368	IO::AIO::max_poll_time $TICK * 0.1;
3932	undef $AnyEvent::AIO::WATCHER;	4369	undef $AnyEvent::AIO::WATCHER;
		4370	info "aio initialised";
3933	}	4371	}
3934		4372
3935	my $_log_backtrace;	4373	our $_log_backtrace;
		4374	our $_log_backtrace_last;
3936		4375
3937	sub _log_backtrace {	4376	sub _log_backtrace {
3938	my ($msg, @addr) = @_;	4377	my ($msg, @addr) = @_;
3939		4378
3940	$msg =~ s/\n//;	4379	$msg =~ s/\n$//;
3941		4380
		4381	if ($_log_backtrace_last eq $msg) {
		4382	LOG llevInfo, "[ABT] $msg\n";
		4383	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3942	# limit the # of concurrent backtraces	4384	# limit the # of concurrent backtraces
3943	if ($_log_backtrace < 2) {	4385	} elsif ($_log_backtrace < 2) {
		4386	$_log_backtrace_last = $msg;
3944	++$_log_backtrace;	4387	++$_log_backtrace;
3945	my $perl_bt = Carp::longmess $msg;	4388	my $perl_bt = Carp::longmess $msg;
3946	async {	4389	async {
3947	$Coro::current->{desc} = "abt $msg";	4390	$Coro::current->{desc} = "abt $msg";
3948		4391
…		…
3968	LOG llevInfo, "[ABT] $_\n" for @bt;	4411	LOG llevInfo, "[ABT] $_\n" for @bt;
3969	--$_log_backtrace;	4412	--$_log_backtrace;
3970	};	4413	};
3971	} else {	4414	} else {
3972	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $msg\n";
3973	LOG llevInfo, "[ABT] [suppressed]\n";	4416	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3974	}	4417	}
3975	}	4418	}
3976		4419
3977	# load additional modules	4420	# load additional modules
3978	require "cf/$_.pm" for @EXTRA_MODULES;	4421	require "cf/$_.pm" for @EXTRA_MODULES;
		4422	cf::_connect_to_perl_2;
3979		4423
3980	END { cf::emergency_save }	4424	END { cf::emergency_save }
3981		4425
3982	1	4426	1
3983		4427

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