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Revision 1.501 by root, Sat Jan 16 23:27:21 2010 UTC vs.
Revision 1.623 by root, Wed Aug 30 14:18:51 2017 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 it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
		62	use CBOR::XS ();
60	use IO::AIO ();	63	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	64	use Compress::LZF;
63	use Digest::MD5 ();	65	use Digest::MD5 ();
64		66
65	AnyEvent::detect;	67	AnyEvent::detect;
66		68
…		…
78	# strictly for debugging	80	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		82
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		84
		85	our @ORIG_INC;
		86
83	our %COMMAND = ();	87	our %COMMAND = ();
84	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
85		89
86	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
88	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
91		97
92	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	99	our @EVENT;
94	our @REFLECT; # set by XS	100	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	101	our %REFLECT; # set by us
96		102
97	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
98	our $DATADIR = datadir;	105	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
102	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		118
111	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
112		126
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	129	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	135	our $DB_ENV;
122		136
123	our @EXTRA_MODULES = qw(pod match mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		138
125	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		141
127	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
129	our $NOW;	145	our $NOW;
130		146
131	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		158
143	our @POST_INIT;	159	our @POST_INIT;
144		160
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
147		166
148	binmode STDOUT;	167	binmode STDOUT;
149	binmode STDERR;	168	binmode STDERR;
150		169
151	# read virtual server time, if available	170	# read virtual server time, if available
…		…
162		181
163	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
164		183
165	sub cf::map::normalise;	184	sub cf::map::normalise;
166		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
167	#############################################################################	190	#############################################################################
168		191
169	%REFLECT = ();	192	%REFLECT = ();
170	for (@REFLECT) {	193	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	194	my $reflect = JSON::XS::decode_json $_;
…		…
181		204
182	=over 4	205	=over 4
183		206
184	=item $cf::UPTIME	207	=item $cf::UPTIME
185		208
186	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
187		225
188	=item $cf::RUNTIME	226	=item $cf::RUNTIME
189		227
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	229	every server tick.
192		230
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		234
197	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
200	database environment.	238	database environment.
201		239
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	240	=item $cf::LOADAVG
211		241
212	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
223	from wherever your confdir points to.	253	from wherever your confdir points to.
224		254
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		256
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
228	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
230		278
231	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
232		280
233	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
242		290
243	=back	291	=back
244		292
245	=cut	293	=cut
246		294
		295	sub error(@) { LOG llevError, join "", @_ }
		296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
247	$Coro::State::WARNHOOK = sub {	301	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	302	my $msg = join "", @_;
249		303
250	$msg .= "\n"	304	$msg .= "\n"
251	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
252		306
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		308
255	LOG llevError, $msg;	309	LOG llevWarn, $msg;
256	};	310	};
257		311
258	$Coro::State::DIEHOOK = sub {	312	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	313	return unless $^S eq 0; # "eq", not "=="
260		314
261	warn Carp::longmess $_[0];	315	error Carp::longmess $_[0];
262		316
263	if ($Coro::current == $Coro::main) {#d#	317	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	318	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	319	return;#d#
266	}#d#	320	}#d#
267		321
268	# kill coroutine otherwise	322	# kill coroutine otherwise
269	Coro::terminate	323	Coro::terminate
…		…
289	)) {	343	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	345	}
292		346
293	$EV::DIED = sub {	347	$EV::DIED = sub {
294	Carp::cluck "error in event callback: @_";	348	warn "error in event callback: $@";
295	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
296		355
297	#############################################################################	356	#############################################################################
298		357
299	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
300		359
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	381	$d
323	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
324	}	383	}
325		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
326	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
327		438
328	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
329		440
330	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		448
338	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
340		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
341	=item cf::post_init { BLOCK }	497	=item cf::post_init { BLOCK }
342		498
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	500	but I<before> the server starts ticking again.
345		501
346	The cdoeblock will have a single boolean argument to indicate whether this	502	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	503	is a reload or not.
348		504
349	=cut	505	=cut
350		506
351	sub post_init(&) {	507	sub post_init(&) {
352	push @POST_INIT, shift;	508	push @POST_INIT, shift;
353	}	509	}
354		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
355	=item cf::lock_wait $string	528	=item cf::lock_wait $string
356		529
357	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
358		531
359	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
360		533
361	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
…		…
396	}	569	}
397		570
398	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
399		572
400	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	574	get spread over time.
402		575
403	=cut	576	=cut
404		577
405	sub periodic($$) {	578	sub periodic($$) {
406	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
411	}	584	}
412		585
413	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
414		587
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
418		595
419	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
421		598
422	Useful for short background jobs.	599	Useful for short background jobs.
423		600
424	=cut	601	=cut
425		602
426	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
428		606
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
432		610
433	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
434		613
435	while () {	614	while () {
436	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
437	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	620
439	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	625	$job->[2]->send;
443	Coro::cede;
444	goto next_job;	626	goto next_job;
445	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	629	}
447	}	630	}
448		631
449	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
451	push @cf::WAIT_FOR_TICK, $signal;
452	$signal->wait;
453	} else {	634	} else {
		635	$busy = 0;
454	Coro::schedule;	636	Coro::schedule;
455	}	637	}
456	}	638	}
457	};	639	};
458		640
459	sub get_slot($;$$) {	641	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	642	return if tick_inhibit || $Coro::current == $Coro::main;
461		643
462	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
463		645
464	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
465	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
466		649
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
481	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
482		665
483	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
484		667
485	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
486	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
488	acceptable.	671	acceptable.
489		672
490	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
491	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
495	=cut	678	=cut
496		679
497	sub sync_job(&) {	680	sub sync_job(&) {
498	my ($job) = @_;	681	my ($job) = @_;
499		682
500	if ($Coro::current == $Coro::main) {	683	if (in_main) {
501	my $time = EV::time;	684	my $time = AE::time;
502		685
503	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
505		688
506	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
507		690
508	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
509		692
510	my $busy = 1;	693	my $busy = 1;
511	my @res;	694	my @res;
512		695
513	(async {	696	(async {
514	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	698	@res = eval { $job->() };
516	warn $@ if $@;	699	error $@ if $@;
517	undef $busy;	700	undef $busy;
518	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
519		702
520	while ($busy) {	703	while ($busy) {
521	if (Coro::nready) {	704	if (Coro::nready) {
522	Coro::cede_notself;	705	Coro::cede_notself;
523	} else {	706	} else {
524	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
525	}	708	}
526	}	709	}
527		710
528	my $time = EV::time - $time;	711	my $time = AE::time - $time;
529		712
530	$TICK_START += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
531		714
532	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
533	} else {	716	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
556		739
557	$coro	740	$coro
558	}	741	}
559		742
560	=item fork_call { }, $args	743	=item fork_call { }, @args
561		744
562	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
566		749
567	=cut	750	=cut
568		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
569	sub fork_call(&@) {	756	sub fork_call(&@) {
570	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
571		758
572	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)
575
576	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
577	reset_signals;	760	cf::post_fork;
578	&$cb	761	&$cb
579	}, @args;	762	} @args;
580		763
581	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
582	}	776	}
583		777
584	=item $coin = coin_from_name $name	778	=item $coin = coin_from_name $name
585		779
586	=cut	780	=cut
…		…
623	within each server.	817	within each server.
624		818
625	=cut	819	=cut
626		820
627	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
628	my ($name) = @_;	825	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
630		827
631	eval {	828	eval {
632	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
642	}	839	}
643		840
644	our $DB;	841	our $DB;
645		842
646	sub db_init {	843	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	844	$DB ||= db_table "db";
649	};
650	}	845	}
651		846
652	sub db_get($$) {	847	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
654		849
655	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
656	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
657		854
658	$! ? ()	855	$! ? ()
659	: $data	856	: $data
660	}
661	}	857	}
662		858
663	sub db_put($$$) {	859	sub db_put($$$) {
664	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		889
694	my @data;	890	my @data;
695	my $md5;	891	my $md5;
696		892
697	for (0 .. $#$src) {	893	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	895	}
701		896
702	# if processing is expensive, check	897	# if processing is expensive, check
703	# checksum first	898	# checksum first
704	if (1) {	899	if (1) {
…		…
717		912
718	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
719	}	914	}
720	}	915	}
721		916
722	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
723	my $data = $process->(\@data);	918	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
725		920
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		922
728	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
731		926
…		…
741		936
742	=cut	937	=cut
743		938
744	sub datalog($@) {	939	sub datalog($@) {
745	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	942	}
748		943
749	=back	944	=back
750		945
751	=cut	946	=cut
…		…
946		1141
947	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1144
950	} elsif (ref $type) {	1145	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
952		1147
953	} else {	1148	} else {
954	shift @arg;	1149	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
956	}	1151	}
957	}	1152	}
958	}	1153	}
959		1154
960	sub _object_attach {	1155	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
971	}	1166	}
972		1167
973	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
974	} else {	1169	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1171	}
977		1172
978	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
979	}	1174	}
980		1175
…		…
1039		1234
1040	for (@$callbacks) {	1235	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
1042		1237
1043	if ($@) {	1238	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1240	override;
1047	}	1241	}
1048		1242
1049	return 1 if $override;	1243	return 1 if $override;
1050	}	1244	}
…		…
1129	for (@$attach) {	1323	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1132	}	1326	}
1133	} else {	1327	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1329	}
1136	}	1330	}
1137	}	1331	}
1138		1332
1139	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1167		1361
1168	sync_job {	1362	sync_job {
1169	if (length $$rdata) {	1363	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1173		1368
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1370	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1372	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
1200		1395
1201	$filename =~ s%/[^/]+$%%;	1396	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1397	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1398	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1205	}	1400	}
1206	} else {	1401	} else {
1207	aio_unlink $filename;	1402	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1209	}	1404	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1429	$av = $st->{objs};
1235	}	1430	}
1236		1431
1237	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1240		1436
1241	($data, $av)	1437	($data, $av)
1242	}	1438	}
1243		1439
1244	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1444	=cut
1249		1445
1250	#############################################################################	1446	#############################################################################
1251	# command handling &c	1447	# command handling &c
1252		1448
1253	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1254		1450
1255	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1256	$name.	1452	$name.
1257		1453
1258	=cut	1454	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1265		1461
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1463	}
1268		1464
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1466
1271	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1272	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1273	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1274	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1275	has logged in successfully.	1471	has logged in successfully.
1276		1472
1277	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1278	called.
1279		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1481
1282	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1283	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1284	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1285	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1286	log-in.	1486	log-in.
1287		1487
1288	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1289	called.
1290		1489
1291	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1293	sub register_extcmd {	1497	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1295		1499
1296	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1297	}	1501	}
1298		1502
1299	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1301		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1302	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1303	}	1513	}
1304		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
1305	use File::Glob ();	1521	use File::Glob ();
1306		1522
1307	cf::player->attach (	1523	cf::player->attach (
1308	on_command => sub {	1524	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1310		1526
1311	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1312	or return;	1528	or return;
1313		1529
…		…
1321	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1322		1538
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1540
1325	if (ref $msg) {	1541	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1543
1331	my @reply;
1332
1333	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1334	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1335	}	1562	}
1336		1563
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1564	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1566	}
1343		1567
1344	cf::override;	1568	cf::override;
1345	},	1569	},
1346	);	1570	);
…		…
1356	};	1580	};
1357		1581
1358	$grp	1582	$grp
1359	}	1583	}
1360		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1361	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1362	cf::sync_job {	1601	cf::sync_job {
1363	my %todo;	1602	my %todo;
1364		1603
1365	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1605	next unless -r $path;
…		…
1384		1623
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1626
1388	$ext{source} =	1627	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1391	. $source	1630	. $source
1392	. "\n};\n1";	1631	. "\n};\n1";
1393		1632
1394	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1395	}	1634	}
1396		1635
		1636	my $pass = 0;
1397	my %done;	1637	my %done;
1398	while (%todo) {	1638	while (%todo) {
1399	my $progress;	1639	my $progress;
1400		1640
		1641	++$pass;
		1642
		1643	ext:
1401	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1646	next ext
1404	unless exists $done{$_};	1647	unless exists $done{$_};
1405	}	1648	}
1406		1649
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1651
1409	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1665
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1667	if exists $v->{meta}{mandatory};
1417		1668
1418	warn $msg;	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1670	delete $todo{$k};
		1671	} else {
		1672	$done{$k} = delete $todo{$k};
		1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1419	}	1678	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1679	}
1425		1680
1426	skip:	1681	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1429	}	1691	}
1430	};	1692	};
1431	}	1693	}
1432		1694
1433	#############################################################################	1695	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1518	}	1780	}
1519	}	1781	}
1520	}	1782	}
1521		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
		1796
1522	sub save($) {	1797	sub save($) {
1523	my ($pl) = @_;	1798	my ($pl) = @_;
1524		1799
1525	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1526		1801
…		…
1531		1806
1532	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
1534		1809
1535	cf::get_slot 0.01;	1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1814
1537	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1816	cf::cede_to_tick;
1539	}	1817	}
1540		1818
…		…
1574	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1575		1853
1576	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1856
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1858	$pl->deactivate;
		1859
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1584	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1585		1865
1586	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1642	\@logins	1922	\@logins
1643	}	1923	}
1644		1924
1645	=item $player->maps	1925	=item $player->maps
1646		1926
		1927	=item cf::player::maps $login
		1928
1647	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1648	player. May block.	1930	player. May block.
1649		1931
1650	=cut	1932	=cut
1651		1933
…		…
1672		1954
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1956
1675	Expand deliantra pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1676		1958
1677	=item $player->ext_reply ($msgid, @msg)
1678
1679	Sends an ext reply to the player.
1680
1681	=cut
1682
1683	sub ext_reply($$@) {
1684	my ($self, $id, @msg) = @_;
1685
1686	$self->ns->ext_reply ($id, @msg)
1687	}
1688
1689	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1690		1960
1691	Sends an ext event to the client.	1961	Sends an ext event to the client.
1692		1962
1693	=cut	1963	=cut
…		…
1712		1982
1713	=cut	1983	=cut
1714		1984
1715	sub find_by_path($) {	1985	sub find_by_path($) {
1716	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1717		1989
1718	my ($match, $specificity);	1990	my ($match, $specificity);
1719		1991
1720	for my $region (list) {	1992	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2022	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1752		2024
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		2026
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	2028	}
1770		2029
1771	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1772		2031
1773	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1778		2037
1779	sub register {	2038	sub register {
1780	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2040	my $pkg = caller;
1782		2041
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2043
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2045	}
1788		2046
1789	# also paths starting with '/'	2047	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2049
1792	sub thawer_merge {	2050	sub thawer_merge {
1793	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1794		2052
1795	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1800	}	2058	}
1801		2059
1802	sub normalise {	2060	sub normalise {
1803	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1804		2062
1805	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1806		2064
1807	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1808		2066
1809	# map plan:	2067	# map plan:
1810	#	2068	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2084	$path = "$base/$path";
1827	}	2085	}
1828		2086
1829	for ($path) {	2087	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1833	}	2090	}
1834		2091
1835	$path	2092	$path
…		…
1849	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1850	return $self;	2107	return $self;
1851	}	2108	}
1852	}	2109	}
1853		2110
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2112	()
1856	}	2113	}
1857		2114
		2115	# may re-bless or do other evil things
1858	sub init {	2116	sub init {
1859	my ($self) = @_;	2117	my ($self) = @_;
1860		2118
1861	$self	2119	$self
1862	}	2120	}
…		…
1927	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1928		2186
1929	1	2187	1
1930	}	2188	}
1931		2189
		2190	# used to laod the header of an original map
1932	sub load_header_orig {	2191	sub load_header_orig {
1933	my ($self) = @_;	2192	my ($self) = @_;
1934		2193
1935	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1936	}	2195	}
1937		2196
		2197	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2198	sub load_header_temp {
1939	my ($self) = @_;	2199	my ($self) = @_;
1940		2200
1941	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1942	}	2202	}
1943		2203
		2204	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2205	sub prepare_temp {
1945	my ($self) = @_;	2206	my ($self) = @_;
1946		2207
1947	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1949	# safety	2210	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2213	}
1953		2214
		2215	# called after loading the header from an original map
1954	sub prepare_orig {	2216	sub prepare_orig {
1955	my ($self) = @_;	2217	my ($self) = @_;
1956		2218
1957	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2244
1983	sub find;	2245	sub find;
1984	sub find {	2246	sub find {
1985	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1986		2248
		2249	cf::cede_to_tick;
		2250
1987	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1988		2252
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2255
1992	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
…		…
2023		2287
2024	{	2288	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2026		2290
2027	return unless $self->valid;	2291	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2293
2032	$self->alloc;	2294	$self->alloc;
2033		2295
2034	$self->pre_load;	2296	$self->pre_load;
2035	cf::cede_to_tick;	2297	cf::cede_to_tick;
2036		2298
		2299	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2301	$f->skip_block;
2039	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2040	or return;	2303	or return;
2041		2304
2042	$self->post_load_original	2305	$self->post_load_original
2043	if delete $self->{load_original};	2306	if delete $self->{load_original};
2044		2307
2045	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2309	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2312	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2052	}	2316	}
2053	}	2317	}
2054	}
2055		2318
2056	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2057		2326
2058	cf::cede_to_tick;	2327	cf::cede_to_tick;
2059	# now do the right thing for maps	2328	# now do the right thing for maps
2060	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2335	$self->decay_objects;
2067	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2068	$self->update_buttons;	2337	$self->update_buttons;
2069	cf::cede_to_tick;	2338	cf::cede_to_tick;
2070	$self->activate;	2339	#$self->activate; # no longer activate maps automatically
2071	}	2340	}
2072		2341
2073	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2344	}
2078		2345
2079	$self->post_load;	2346	$self->post_load;
2080	}
2081		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2354	sub customise_for {
2083	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2084		2356
2085	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2358	if $self->per_player;
…		…
2089	# if $self->per_party;	2361	# if $self->per_party;
2090		2362
2091	$self	2363	$self
2092	}	2364	}
2093		2365
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2366	sub find_sync {
2121	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2122		2368
2123	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2124	}	2374	}
2125		2375
2126	sub do_load_sync {	2376	sub do_load_sync {
2127	my ($map) = @_;	2377	my ($map) = @_;
2128		2378
		2379	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2131		2382
2132	cf::sync_job { $map->load };	2383	$map->load;
2133	}	2384	}
2134		2385
2135	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2137		2388
2138	sub find_async {	2389	sub find_async {
2139	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2140		2391
2141	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2142		2393
2143	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2395	return $map if !$load || $map->linkable;
2145	}	2396	}
2146		2397
2147	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2148		2399
2149	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2150	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2151		2402
2152	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2153	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2154	if (my $map = find $k) {	2405	if (my $map = find $k) {
2155	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2156	}	2407	}
2157		2408
2158	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2159	}	2410	}
2160	}	2411	}
…		…
2163	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2164		2415
2165	()	2416	()
2166	}	2417	}
2167		2418
		2419	# common code, used by both ->save and ->swapout
2168	sub save {	2420	sub _save {
2169	my ($self) = @_;	2421	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2422
2173	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2174		2424
2175	return unless $self->dirty;	2425	return unless $self->dirty;
2176		2426
…		…
2196	} else {	2446	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2448	}
2199	}	2449	}
2200		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2201	sub swap_out {	2459	sub swap_out {
2202	my ($self) = @_;	2460	my ($self) = @_;
2203		2461
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2209	return if $self->players;	2466	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2211	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2212		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2213	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2214		2518
2215	$self->deactivate;	2519	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2521	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2522
2263	$self->unlink_save;	2523	$self->unlink_save;
2264	$self->destroy;	2524	$self->destroy;
2265	}	2525	}
2266		2526
…		…
2274		2534
2275	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2276		2536
2277	$self->unlink_save;	2537	$self->unlink_save;
2278		2538
2279	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2544
…		…
2405		2665
2406	Creates and returns a persistent reference to an object that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2407		2667
2408	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2409		2669
2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2411	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2412		2672
2413	=cut	2673	=cut
2414		2674
2415	sub deref {	2675	sub deref {
…		…
2497	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2498		2758
2499	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2500	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2501		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2502	=cut	2787	=cut
2503		2788
2504	sub cf::object::player::may {	2789	sub cf::object::player::may {
2505	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2506		2791
2507	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2508	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2509	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2510	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2511	}	2796	}
2512		2797
2513	=item $player_object->enter_link	2798	=item $player_object->enter_link
2514		2799
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2801
2517	The player should be reasonably safe there for short amounts of time (e.g.	2802	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2804	though, as the player cannot control the character while it is on the link
2520	map.	2805	map.
2521		2806
2522	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2523		2814
2524	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2525		2816
2526	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2527	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2545	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2837	my ($self) = @_;
2547		2838
2548	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2549		2840
		2841	++$self->{_link_recursion};
		2842
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2844
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2554		2847
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2849	}
2557		2850
2558	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2560		2853
…		…
2580	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <= 0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2583		2876
2584	$map->load;	2877	$map->load;
2585	$map->load_neighbours;
2586		2878
2587	return unless $self->contr->active;	2879	return unless $self->contr->active;
2588		2880
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2591		2883	# entering was successful
		2884	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2885	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2886	$self->activate_recursive;
2594	}	2887	}
2595		2888
		2889	}
		2890
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2892
2598	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2903
2609	our $GOTOGEN;	2904	our $GOTOGEN;
2610		2905
2611	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2613		2914
2614	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2917
2617	$self->enter_link;	2918	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2638	}	2939	}
2639	}	2940	}
2640		2941
2641	my $map = eval {	2942	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2944
2644	if ($map) {	2945	if ($map) {
2645	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2948	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2950	}
2650		2951
2651	$map	2952	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2662	}	2963	}
2663		2964
2664	$done->() if $done;	2965	$done->($self) if $done;
2665	})->prio (1);	2966	})->prio (1);
2666	}	2967	}
2667		2968
2668	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2669		2970
…		…
2737	$Coro::current->{desc} = "enter_exit";	3038	$Coro::current->{desc} = "enter_exit";
2738		3039
2739	unless (eval {	3040	unless (eval {
2740	$self->deactivate_recursive; # just to be sure	3041	$self->deactivate_recursive; # just to be sure
2741		3042
2742	# random map handling
2743	{
2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746	prepare_random_map $exit
2747	if $exit->slaying eq "/!";
2748	}
2749
2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	3044	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
2753		3069
2754	$self->goto ($map, $x, $y);	3070	$self->goto ($map, $x, $y);
2755		3071
2756	# if exit is damned, update players death & WoR home-position	3072	# if exit is damned, update players death & WoR home-position
2757	$self->contr->savebed ($map, $x, $y)	3073	$self->contr->savebed ($map, $x, $y)
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2766		3082
2767	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	3084	$self->leave_link;
2769	}	3085	}
2770	})->prio (1);	3086	})->prio (1);
2771	}	3087	}
2772		3088
2773	=head3 cf::client	3089	=head3 cf::client
2774		3090
2775	=over 4	3091	=over 4
2776
2777	=item $client->send_drawinfo ($text, $flags)
2778
2779	Sends a drawinfo packet to the client. Circumvents output buffering so
2780	should not be used under normal circumstances.
2781
2782	=cut
2783
2784	sub cf::client::send_drawinfo {
2785	my ($self, $text, $flags) = @_;
2786
2787	utf8::encode $text;
2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2789	}
2790		3092
2791	=item $client->send_big_packet ($pkt)	3093	=item $client->send_big_packet ($pkt)
2792		3094
2793	Like C<send_packet>, but tries to compress large packets, and fragments	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2794	them as required.	3096	them as required.
…		…
2813	$self->send_packet ($pkt);	3115	$self->send_packet ($pkt);
2814	}	3116	}
2815		3117
2816	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2817		3119
2818	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2819	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2820	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2821	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2822		3124
2823	=cut	3125	=cut
2824		3126
2825	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
…		…
2868	},	3170	},
2869	"c/body" => {	3171	"c/body" => {
2870	id => "infobox",	3172	id => "infobox",
2871	title => "Body Parts",	3173	title => "Body Parts",
2872	reply => undef,	3174	reply => undef,
2873	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you possess and are available",
2874	},	3176	},
2875	"c/statistics" => {	3177	"c/statistics" => {
2876	id => "infobox",	3178	id => "infobox",
2877	title => "Statistics",	3179	title => "Statistics",
2878	reply => undef,	3180	reply => undef,
…		…
2930	id => "death",	3232	id => "death",
2931	title => "Death",	3233	title => "Death",
2932	reply => undef,	3234	reply => undef,
2933	tooltip => "Reason for and more info about your most recent death",	3235	tooltip => "Reason for and more info about your most recent death",
2934	},	3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
2935	"c/say" => $SAY_CHANNEL,	3243	"c/say" => $SAY_CHANNEL,
2936	"c/chat" => $CHAT_CHANNEL,	3244	"c/chat" => $CHAT_CHANNEL,
2937	);	3245	);
2938		3246
2939	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
…		…
2982	=cut	3290	=cut
2983		3291
2984	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2985	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2986		3294
2987	if ($self->extcmd == 2) {
2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2989	} elsif ($self->extcmd == 1) { # TODO: remove
2990	push @msg, msgtype => "event_$type";
2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2992	}
2993	}
2994
2995	=item $client->ext_reply ($msgid, @msg)
2996
2997	Sends an ext reply to the client.
2998
2999	=cut
3000
3001	sub cf::client::ext_reply($$@) {
3002	my ($self, $id, @msg) = @_;
3003
3004	if ($self->extcmd == 2) {
3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3006	} elsif ($self->extcmd == 1) {
3007	#TODO: version 1, remove
3008	unshift @msg, msgtype => "reply", msgid => $id;
3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3010	}
3011	}	3296	}
3012		3297
3013	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
3014		3299
3015	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
3035		3320
3036	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
3037	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
3038		3323
3039	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
3040	}	3364	}
3041		3365
3042	cf::client->attach (	3366	cf::client->attach (
3043	on_connect => sub {	3367	on_connect => sub {
3044	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
3070	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
3071		3395
3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3073		3397
3074	if (ref $msg) {	3398	if (ref $msg) {
3075	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3076	"ARRAY" eq ref $msg
3077	? @$msg
3078	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3079		3400
3080	my @reply;
3081
3082	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
3083	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
3084	}	3419	}
3085
3086	$ns->ext_reply ($reply, @reply)
3087	if $reply;
3088
3089	} else {	3420	} else {
3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3091	}	3422	}
3092		3423
3093	cf::override;	3424	cf::override;
3094	},	3425	},
3095	);	3426	);
…		…
3115		3446
3116	$coro	3447	$coro
3117	}	3448	}
3118		3449
3119	cf::client->attach (	3450	cf::client->attach (
3120	on_destroy => sub {	3451	on_client_destroy => sub {
3121	my ($ns) = @_;	3452	my ($ns) = @_;
3122		3453
3123	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124	},	3455	},
3125	);	3456	);
…		…
3176	decrease split destroy change_exp value msg lore send_msg)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3177	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3178	["cf::player" => qw(peaceful send_msg)],	3509	["cf::player" => qw(peaceful send_msg)],
3179	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3180	) {	3511	) {
3181	no strict 'refs';
3182	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184	for @funs;	3514	for @funs;
3185	}	3515	}
3186		3516
…		…
3225	local @cf::_safe_eval_args = values %vars;	3555	local @cf::_safe_eval_args = values %vars;
3226	@res = wantarray ? eval eval : scalar eval $eval;	3556	@res = wantarray ? eval eval : scalar eval $eval;
3227	}	3557	}
3228		3558
3229	if ($@) {	3559	if ($@) {
3230	warn "$@";	3560	warn "$@",
3231	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3232	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3233	}	3563	}
3234		3564
3235	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3236	}	3566	}
3237		3567
…		…
3262	=cut	3592	=cut
3263		3593
3264	#############################################################################	3594	#############################################################################
3265	# the server's init and main functions	3595	# the server's init and main functions
3266		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3267	sub load_facedata($) {	3674	sub load_facedata($) {
3268	my ($path) = @_;	3675	my ($path) = @_;
3269		3676
3270	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();
3273
3274	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3275		3678
3276	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3277		3680
3278	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3279	0 < aio_load $path, $facedata
3280	or die "$path: $!";
3281
3282	$facedata = Coro::Storable::thaw $facedata;
3283		3682
3284	$facedata->{version} == 2	3683	$facedata->{version} == 2
3285	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3286		3685
3287	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3289	$facedata->{resource}{"res/exp_table"} = {	3688
3290	type => FT_RSRC,	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3291	data => $exp_table,	3690
3292	hash => (Digest::MD5::md5 $exp_table),	3691	# BEGIN ATOMIC
3293	};	3692	# from here on, everything must be atomic - no thread switch allowed
3294	cf::cede_to_tick;	3693	my $t1 = EV::time;
3295		3694
3296	{	3695	{
3297	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3298		3697
3299	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3301		3701
3302	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3303	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3306		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3307	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3308	}	3709	}
3309		3710
3310	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3311	next unless $info->{smooth};	3712	next unless $info->{smooth};
3312		3713
…		…
3315		3716
3316	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3317	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3319	} else {	3720	} else {
3320	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3321	}	3722	}
3322
3323	cf::cede_to_tick;
3324	}	3723	}
3325	}	3724	}
3326		3725
3327	{	3726	{
3328	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3329		3728
3330	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3331	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3332	cf::cede_to_tick;
3333	}	3731	}
3334		3732
3335	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3336	}	3734	}
3337		3735
3338	{	3736	{
3339	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3340		3738
3341	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3342	if (defined $info->{type}) {	3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3344		3743
3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3346	cf::face::set_type $idx, $info->{type};	3744	cf::face::set_type $idx, $type;
		3745	cf::face::set_csum $idx, 0, $info->{hash};
		3746	$cf::face::SIZE[0][$idx] = $info->{size};
		3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3749	$cf::face::HASH{$info->{hash}} = $idx;
3347	} else {	3750	} else {
3348	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3349	}	3752	}
3350
3351	cf::cede_to_tick;
3352	}	3753	}
3353	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
3354		3765
3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3356		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3357	1	3770	1
3358	}	3771	}
3359
3360	cf::global->attach (on_resource_update => sub {
3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3363
3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3365	my $sound = $soundconf->{compat}[$_]
3366	or next;
3367
3368	my $face = cf::face::find "sound/$sound->[1]";
3369	cf::sound::set $sound->[0] => $face;
3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3371	}
3372
3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
3374	my $face = cf::face::find "sound/$v";
3375	cf::sound::set $k => $face;
3376	}
3377	}
3378	});
3379		3772
3380	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3381	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3382		3775
3383	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
…		…
3391	my $status = load_resource_file_ $_[0];	3784	my $status = load_resource_file_ $_[0];
3392	get_slot 0.1, 100;	3785	get_slot 0.1, 100;
3393	cf::arch::commit_load;	3786	cf::arch::commit_load;
3394		3787
3395	$status	3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
3396	}	3803	}
3397		3804
3398	sub reload_regions {	3805	sub reload_regions {
3399	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3400	# for this (global event?)	3807	# for this (global event?)
…		…
3408	if exists $_->{match};	3815	if exists $_->{match};
3409	}	3816	}
3410	}	3817	}
3411		3818
3412	sub reload_facedata {	3819	sub reload_facedata {
3413	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3414	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3415	}	3822	}
3416		3823
3417	sub reload_archetypes {	3824	sub reload_archetypes {
3418	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3419	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
		3827
		3828	cf::face::set
		3829	"res/skill_info" => FT_RSRC,
		3830	JSON::XS->new->utf8->canonical->encode (
		3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3420	}	3853	}
3421		3854
3422	sub reload_treasures {	3855	sub reload_treasures {
3423	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3424	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3425	}	3858	}
3426		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3427	sub reload_resources {	3880	sub reload_resources {
3428	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3429		3882
		3883	reload_materials;
3430	reload_facedata;	3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
3431	reload_archetypes;	3887	reload_archetypes;
3432	reload_regions;	3888	reload_regions;
3433	reload_treasures;	3889	reload_treasures;
3434		3890
3435	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3436	}	3892	}
3437		3893
3438	sub reload_config {	3894	sub reload_config {
3439	warn "reloading config file...\n";	3895	trace "reloading config file...\n";
3440		3896
3441	open my $fh, "<:utf8", "$CONFDIR/config"	3897	my $config = load_file "$CONFDIR/config";
3442	or return;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3443		3900
3444	local $/;
3445	*CFG = YAML::XS::Load scalar <$fh>;
3446
3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3448		3902
3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3451		3905
3452	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3908	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3455	and die "WARNING: m(un)lockall failed: $!\n";	3909	and die "WARNING: m(un)lockall failed: $!\n";
3456	};	3910	};
3457	warn $@ if $@;	3911	warn $@ if $@;
3458	}	3912	}
3459
3460	warn "finished reloading resource files\n";
3461	}	3913	}
3462		3914
3463	sub pidfile() {	3915	sub pidfile() {
3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3465	or die "$PIDFILE: $!";	3917	or die "$PIDFILE: $!";
…		…
3478	seek $fh, 0, 0;	3930	seek $fh, 0, 0;
3479	print $fh $$;	3931	print $fh $$;
3480	}	3932	}
3481		3933
3482	sub main_loop {	3934	sub main_loop {
3483	warn "EV::loop starting\n";	3935	trace "EV::run starting\n";
3484	if (1) {	3936	if (1) {
3485	EV::loop;	3937	EV::run;
3486	}	3938	}
3487	warn "EV::loop returned\n";	3939	trace "EV::run returned\n";
3488	goto &main_loop unless $REALLY_UNLOOP;	3940	goto &main_loop unless $REALLY_UNLOOP;
3489	}	3941	}
3490		3942
3491	sub main {	3943	sub main {
3492	cf::init_globals; # initialise logging	3944	cf::init_globals; # initialise logging
3493		3945
3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3498		3950
3499	cf::init_experience;
3500	cf::init_anim;
3501	cf::init_attackmess;
3502	cf::init_dynamic;
3503
3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3505		3952
3506	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3507	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3509	(async {	3956	(async {
3510	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3511	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3512	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3513	};	3960	};
3514		3961
3515	evthread_start IO::AIO::poll_fileno;	3962	evthread_start IO::AIO::poll_fileno;
3516		3963
3517	cf::sync_job {	3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
3518	cf::load_settings;	3973	cf::load_settings;
3519	cf::load_materials;
3520		3974
3521	reload_resources;	3975	reload_resources;
3522	reload_config;	3976	reload_config;
3523	db_init;
3524		3977
3525	cf::init_uuid;	3978	cf::init_uuid;
3526	cf::init_signals;	3979	cf::init_signals;
3527	cf::init_commands;
3528	cf::init_skills;	3980	cf::init_skills;
3529		3981
3530	cf::init_beforeplay;	3982	cf::init_beforeplay;
3531		3983
3532	atomic;	3984	atomic;
…		…
3537		3989
3538	# no (long-running) fork's whatsoever before this point(!)	3990	# no (long-running) fork's whatsoever before this point(!)
3539	use POSIX ();	3991	use POSIX ();
3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3541		3993
3542	(pop @POST_INIT)->(0) while @POST_INIT;	3994	cf::_post_init 0;
3543	};	3995	};
3544		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
3545	main_loop;	4004	goto &main_loop;
3546	}	4005	}
3547		4006
3548	#############################################################################	4007	#############################################################################
3549	# initialisation and cleanup	4008	# initialisation and cleanup
3550		4009
3551	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3552	BEGIN {	4011	BEGIN {
3553	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3554	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3556	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3557	};	4016	};
3558	}	4017	}
3559	}	4018	}
3560		4019
3561	sub write_runtime_sync {	4020	sub write_runtime_sync {
		4021	my $t0 = AE::time;
		4022
3562	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3563	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3564		4025
3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3566		4027
3567	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3568		4029
3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3570	or return;	4031	or return;
3571		4032
3572	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3573	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3574	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3587	or return;	4048	or return;
3588		4049
3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3590	and return;	4051	and return;
3591		4052
3592	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3593		4054
3594	1	4055	1
3595	}	4056	}
3596		4057
3597	our $uuid_lock;	4058	our $uuid_lock;
…		…
3609	or return;	4070	or return;
3610		4071
3611	my $value = uuid_seq uuid_cur;	4072	my $value = uuid_seq uuid_cur;
3612		4073
3613	unless ($value) {	4074	unless ($value) {
3614	warn "cowardly refusing to write zero uuid value!\n";	4075	info "cowardly refusing to write zero uuid value!\n";
3615	return;	4076	return;
3616	}	4077	}
3617		4078
3618	my $value = uuid_str $value + $uuid_skip;	4079	my $value = uuid_str $value + $uuid_skip;
3619	$uuid_skip = 0;	4080	$uuid_skip = 0;
…		…
3629	or return;	4090	or return;
3630		4091
3631	aio_rename "$uuid~", $uuid	4092	aio_rename "$uuid~", $uuid
3632	and return;	4093	and return;
3633		4094
3634	warn "uuid file written ($value).\n";	4095	trace "uuid file written ($value).\n";
3635		4096
3636	1	4097	1
3637		4098
3638	}	4099	}
3639		4100
…		…
3645	}	4106	}
3646		4107
3647	sub emergency_save() {	4108	sub emergency_save() {
3648	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3649		4110
3650	warn "emergency_perl_save: enter\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3651		4117
3652	cf::sync_job {	4118	cf::sync_job {
3653	# this is a trade-off: we want to be very quick here, so	4119	cf::write_runtime_sync; # external watchdog should not bark
3654	# save all maps without fsync, and later call a global sync
3655	# (which in turn might be very very slow)
3656	local $USE_FSYNC = 0;
3657		4120
3658	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3659	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3660	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3661	warn "emergency_perl_save: begin player save\n";	4124	info "emergency_perl_save: begin player save\n";
3662	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3663	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3664	$pl->valid or next;	4127	$pl->valid or next;
3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3666	$pl->save;	4129	$pl->save;
3667	}	4130	}
3668	warn "emergency_perl_save: end player save\n";	4131	info "emergency_perl_save: end player save\n";
3669		4132
		4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
3670	warn "emergency_perl_save: begin map save\n";	4135	info "emergency_perl_save: begin map save\n";
3671	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3672	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3673	$map->valid or next;	4138	$map->valid or next;
3674	$map->save;	4139	$map->save;
3675	}	4140	}
3676	warn "emergency_perl_save: end map save\n";	4141	info "emergency_perl_save: end map save\n";
3677		4142
		4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
3678	warn "emergency_perl_save: begin database checkpoint\n";	4145	info "emergency_perl_save: begin database checkpoint\n";
3679	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3680	warn "emergency_perl_save: end database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
3681		4148
3682	warn "emergency_perl_save: begin write uuid\n";	4149	info "emergency_perl_save: begin write uuid\n";
3683	write_uuid_sync 1;	4150	write_uuid_sync 1;
3684	warn "emergency_perl_save: end write uuid\n";	4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3685	};	4171	};
3686		4172
3687	warn "emergency_perl_save: starting sync()\n";
3688	IO::AIO::aio_sync sub {
3689	warn "emergency_perl_save: finished sync()\n";
3690	};
3691
3692	warn "emergency_perl_save: leave\n";	4173	info "emergency_perl_save: leave\n";
3693	}	4174	}
3694		4175
3695	sub post_cleanup {	4176	sub post_cleanup {
3696	my ($make_core) = @_;	4177	my ($make_core) = @_;
3697		4178
		4179	IO::AIO::flush;
		4180
3698	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3699	if $make_core;	4182	if $make_core;
3700		4183
3701	my $fh = pidfile;	4184	my $fh = pidfile;
3702	unlink $PIDFILE if <$fh> == $$;	4185	unlink $PIDFILE if <$fh> == $$;
3703	}	4186	}
…		…
3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3724	for my $name (keys %$leaf_symtab) {	4207	for my $name (keys %$leaf_symtab) {
3725	_gv_clear *{"$pkg$name"};	4208	_gv_clear *{"$pkg$name"};
3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3727	}	4210	}
3728	warn "cleared package $pkg\n";#d#
3729	}	4211	}
3730		4212
3731	sub do_reload_perl() {	4213	sub do_reload_perl() {
3732	# can/must only be called in main	4214	# can/must only be called in main
3733	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3734	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3735	return;	4217	return;
3736	}	4218	}
3737		4219
3738	return if $RELOAD++;	4220	return if $RELOAD++;
3739		4221
3740	my $t1 = EV::time;	4222	my $t1 = AE::time;
3741		4223
3742	while ($RELOAD) {	4224	while ($RELOAD) {
3743	warn "reloading...";	4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
3744		4227
3745	warn "entering sync_job";	4228	trace "perl_reload: entering sync_job";
3746		4229
3747	cf::sync_job {	4230	cf::sync_job {
3748	cf::write_runtime_sync; # external watchdog should not bark
3749	cf::emergency_save;	4231	#cf::emergency_save;
3750	cf::write_runtime_sync; # external watchdog should not bark
3751		4232
3752	warn "syncing database to disk";
3753	BDB::db_env_txn_checkpoint $DB_ENV;
3754
3755	# if anything goes wrong in here, we should simply crash as we already saved
3756
3757	warn "flushing outstanding aio requests";
3758	while (IO::AIO::nreqs || BDB::nreqs) {
3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3760	}
3761
3762	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3763	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3764	%EXT_CORO = ();	4235	%EXT_CORO = ();
3765		4236
3766	warn "removing commands";	4237	trace "perl_reload: removing commands";
3767	%COMMAND = ();	4238	%COMMAND = ();
3768		4239
3769	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3770	%EXTCMD = ();	4241	%EXTCMD = ();
3771	%EXTICMD = ();	4242	%EXTICMD = ();
3772		4243
3773	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3774	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3775	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3776		4247
3777	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3778	eval {	4249	eval {
3779	$cb->($pkg);	4250	$cb->($pkg);
3780	1	4251	1
3781	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
3782	}	4253	}
3783		4254
3784	warn "... clearing $pkg";	4255	trace "... clearing $pkg";
3785	clear_package $pkg;	4256	clear_package $pkg;
3786	}	4257	}
3787		4258
3788	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3789	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3791		4262
3792	warn "... unloading $k";	4263	trace "... unloading $k";
3793	delete $INC{$k};	4264	delete $INC{$k};
3794		4265
3795	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3796	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3797		4268
…		…
3800	}	4271	}
3801		4272
3802	clear_package $k;	4273	clear_package $k;
3803	}	4274	}
3804		4275
3805	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3806	clear_package "safe::$_"	4277	clear_package "safe::$_"
3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3808		4279
3809	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3810	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3812		4283
3813	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3814	# and global variables created in xs	4285	# and global variables created in xs
3815	#clear_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3816		4287
3817	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3818		4289
3819	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3820	require cf;	4291	require cf;
3821	cf::_connect_to_perl_1;	4292	cf::_connect_to_perl_1;
3822		4293
3823	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3824	cf::reload_config;	4295	cf::reload_config;
3825		4296
3826	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3827	cf::load_extensions;	4298	cf::load_extensions;
3828		4299
3829	if ($REATTACH_ON_RELOAD) {	4300	if ($REATTACH_ON_RELOAD) {
3830	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3831	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3832	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3833	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3834	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3835	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
3836	}	4307	}
3837		4308
3838	warn "running post_init jobs";	4309	cf::_post_init 1;
3839	(pop @POST_INIT)->(1) while @POST_INIT;
3840		4310
3841	warn "leaving sync_job";	4311	trace "perl_reload: leaving sync_job";
3842		4312
3843	1	4313	1
3844	} or do {	4314	} or do {
3845	warn $@;	4315	error $@;
3846	cf::cleanup "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3847	};	4317	};
3848		4318
3849	warn "reloaded";
3850	--$RELOAD;	4319	--$RELOAD;
3851	}	4320	}
3852		4321
3853	$t1 = EV::time - $t1;	4322	$t1 = AE::time - $t1;
3854	warn "reload completed in ${t1}s\n";	4323	info "perl_reload: completed in ${t1}s\n";
3855	};	4324	};
3856		4325
3857	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3858		4327
3859	sub reload_perl() {	4328	sub reload_perl() {
…		…
3861	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3862		4331
3863	$RELOAD_WATCHER ||= cf::async {	4332	$RELOAD_WATCHER ||= cf::async {
3864	Coro::AIO::aio_wait cache_extensions;	4333	Coro::AIO::aio_wait cache_extensions;
3865		4334
3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3867	do_reload_perl;	4336	do_reload_perl;
3868	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3869	};	4338	};
3870	};	4339	};
3871	}	4340	}
…		…
3880	reload_perl;	4349	reload_perl;
3881	};	4350	};
3882	}	4351	}
3883	};	4352	};
3884		4353
3885	unshift @INC, $LIBDIR;	4354	#############################################################################
3886		4355
3887	my $bug_warning = 0;	4356	my $bug_warning = 0;
3888		4357
3889	our @WAIT_FOR_TICK;
3890	our @WAIT_FOR_TICK_BEGIN;
3891
3892	sub wait_for_tick {	4358	sub wait_for_tick() {
3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3894		4360
3895	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3896	push @WAIT_FOR_TICK, $signal;
3897	$signal->wait;
3898	}	4362	}
3899		4363
3900	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3902		4366
3903	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3904	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3905	$signal->wait;	4369	$signal->wait;
3906	}	4370	}
…		…
3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3911	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3912	return;	4376	return;
3913	}	4377	}
3914		4378
3915	cf::server_tick; # one server iteration	4379	cf::one_tick; # one server iteration
		4380
		4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3916		4382
3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3919	Coro::async_pool {	4385	Coro::async_pool {
3920	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3921	write_runtime_sync	4387	write_runtime_sync
3922	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3923	};	4389	};
3924	}	4390	}
3925		4391
3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3927	$sig->send;	4393	$sig->send;
3928	}	4394	}
3929	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3930	$sig->send;
3931	}
3932		4396
3933	$LOAD = ($NOW - $TICK_START) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3935		4399
3936	if (0) {	4400	if (0) {
3937	if ($NEXT_TICK) {	4401	if ($NEXT_TICK) {
3938	my $jitter = $TICK_START - $NEXT_TICK;	4402	my $jitter = $TICK_START - $NEXT_TICK;
3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3940	warn "jitter $JITTER\n";#d#	4404	debug "jitter $JITTER\n";#d#
3941	}	4405	}
3942	}	4406	}
3943	}	4407	}
3944		4408
3945	{	4409	{
3946	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3947		4412
3948	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3949	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3950	$AnyEvent::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3951		4416
3952	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3953	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3981	};	4446	};
3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3984	};	4449	};
		4450
		4451	info "database initialised";
3985	}	4452	}
3986		4453
3987	{	4454	{
3988	# configure IO::AIO	4455	# configure IO::AIO
3989		4456
		4457	info "initialising aio";
3990	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3991	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3992	undef $AnyEvent::AIO::WATCHER;	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3993	}	4462	}
3994		4463
3995	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3996		4466
3997	sub _log_backtrace {	4467	sub _log_backtrace {
3998	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3999		4469
4000	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
4001		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4002	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
4003	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
4004	++$_log_backtrace;	4478	++$_log_backtrace;
4005	my $perl_bt = Carp::longmess $msg;	4479	my $perl_bt = Carp::longmess $msg;
4006	async {	4480	async {
4007	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
4008		4482
…		…
4028	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
4029	--$_log_backtrace;	4503	--$_log_backtrace;
4030	};	4504	};
4031	} else {	4505	} else {
4032	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
4033	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4034	}	4508	}
4035	}	4509	}
4036		4510
4037	# load additional modules	4511	# load additional modules
4038	require "cf/$_.pm" for @EXTRA_MODULES;	4512	require "cf/$_.pm" for @EXTRA_MODULES;

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