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Revision 1.473 by root, Fri Jun 26 16:32:10 2009 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
72		74
73	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
78		85
79	our %COMMAND = ();	86	our %COMMAND = ();
80	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
81		88
82	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
84	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
87		96
88	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
90		101
91	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
92	our $DATADIR = datadir;	104	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
96	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		117
105	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
106		125
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	128	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	134	our $DB_ENV;
116		135
117	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		137
119	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		140
121	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
123	our $NOW;	144	our $NOW;
124		145
125	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	155	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
136		157
137	our @POST_INIT;	158	our @POST_INIT;
138		159
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
140		165
141	binmode STDOUT;	166	binmode STDOUT;
142	binmode STDERR;	167	binmode STDERR;
143		168
144	# read virtual server time, if available	169	# read virtual server time, if available
…		…
155		180
156	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
157		182
158	sub cf::map::normalise;	183	sub cf::map::normalise;
159		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
160	#############################################################################	189	#############################################################################
161		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
162	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
163		203
164	=over 4	204	=over 4
165		205
166	=item $cf::UPTIME	206	=item $cf::UPTIME
167		207
168	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
169		224
170	=item $cf::RUNTIME	225	=item $cf::RUNTIME
171		226
172	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
173	every server tick.	228	every server tick.
174		229
175	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
176	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
177	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
178		233
179	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
182	database environment.	237	database environment.
183		238
184	=item $cf::NOW
185
186	The time of the last (current) server tick.
187
188	=item $cf::TICK
189
190	The interval between server ticks, in seconds.
191
192	=item $cf::LOADAVG	239	=item $cf::LOADAVG
193		240
194	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
205	from wherever your confdir points to.	252	from wherever your confdir points to.
206		253
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		255
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
210	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
212		277
213	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
214		279
215	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	282	that call.
218		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
219	=back	290	=back
220		291
221	=cut	292	=cut
222		293
223	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	301	my $msg = join "", @_;
226		302
227	$msg .= "\n"	303	$msg .= "\n"
228	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
229		305
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		307
232	LOG llevError, $msg;	308	LOG llevWarn, $msg;
233	};	309	};
234	}
235		310
236	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
238		313
239	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	318	return;#d#
242	}#d#	319	}#d#
243		320
244	# kill coroutine otherwise	321	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	322	Coro::terminate
247	};	323	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		324
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	342	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	344	}
271		345
272	$EV::DIED = sub {	346	$EV::DIED = sub {
273	warn "error in event callback: @_";	347	warn "error in event callback: $@";
274	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
275		354
276	#############################################################################	355	#############################################################################
277		356
278	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
279		358
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	380	$d
302	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
303	}	382	}
304		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
305	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
306		437
307	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
308		439
309	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		447
317	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
319		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
320	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
321		483
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
324		486
325	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	488	is a reload or not.
327		489
328	=cut	490	=cut
329		491
330	sub post_init(&) {	492	sub post_init(&) {
331	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
332	}	511	}
333		512
334	=item cf::lock_wait $string	513	=item cf::lock_wait $string
335		514
336	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	554	}
376		555
377	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
378		557
379	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	559	get spread over time.
381		560
382	=cut	561	=cut
383		562
384	sub periodic($$) {	563	sub periodic($$) {
385	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
390	}	569	}
391		570
392	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
393		572
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
397		580
398	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
399	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
400		583
401	Useful for short background jobs.	584	Useful for short background jobs.
402		585
403	=cut	586	=cut
404		587
405	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
407		591
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
411		595
412	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
413		598
414	while () {	599	while () {
415	next_job:	600	next_job:
		601
416	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	603
418	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	608	$job->[2]->send;
422	Coro::cede;	609	Coro::cede;
423	goto next_job;	610	goto next_job;
424	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	613	}
426	}	614	}
427		615
428	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	619	} else {
		620	$busy = 0;
433	Coro::schedule;	621	Coro::schedule;
434	}	622	}
435	}	623	}
436	};	624	};
437		625
438	sub get_slot($;$$) {	626	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
440		628
441	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
442		630
443	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
444	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
445		634
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
474	=cut	663	=cut
475		664
476	sub sync_job(&) {	665	sub sync_job(&) {
477	my ($job) = @_;	666	my ($job) = @_;
478		667
479	if ($Coro::current == $Coro::main) {	668	if (in_main) {
480	my $time = EV::time;	669	my $time = AE::time;
481		670
482	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
484		673
485	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
486		675
487	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
488		677
489	my $busy = 1;	678	my $busy = 1;
490	my @res;	679	my @res;
491		680
492	(async {	681	(async {
493	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	683	@res = eval { $job->() };
495	warn $@ if $@;	684	error $@ if $@;
496	undef $busy;	685	undef $busy;
497	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
498		687
499	while ($busy) {	688	while ($busy) {
500	if (Coro::nready) {	689	if (Coro::nready) {
…		…
502	} else {	691	} else {
503	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
504	}	693	}
505	}	694	}
506		695
507	my $time = EV::time - $time;	696	my $time = AE::time - $time;
508		697
509	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
510		699
511	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
512	} else {	701	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
535		724
536	$coro	725	$coro
537	}	726	}
538		727
539	=item fork_call { }, $args	728	=item fork_call { }, @args
540		729
541	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
545		734
546	=cut	735	=cut
547		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
548	sub fork_call(&@) {	741	sub fork_call(&@) {
549	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
550		743
551	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
554		747
555	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
556	reset_signals;	749	cf::post_fork;
557	&$cb	750	&$cb
558	}, @args;	751	} @args;
559		752
560	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
561	}	765	}
562		766
563	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
564		768
565	=cut	769	=cut
…		…
602	within each server.	806	within each server.
603		807
604	=cut	808	=cut
605		809
606	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
607	my ($name) = @_;	814	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
609		816
610	eval {	817	eval {
611	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
621	}	828	}
622		829
623	our $DB;	830	our $DB;
624		831
625	sub db_init {	832	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	833	$DB ||= db_table "db";
628	};
629	}	834	}
630		835
631	sub db_get($$) {	836	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
633		838
634	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
635	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
636		843
637	$! ? ()	844	$! ? ()
638	: $data	845	: $data
639	}
640	}	846	}
641		847
642	sub db_put($$$) {	848	sub db_put($$$) {
643	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		878
673	my @data;	879	my @data;
674	my $md5;	880	my $md5;
675		881
676	for (0 .. $#$src) {	882	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	884	}
680		885
681	# if processing is expensive, check	886	# if processing is expensive, check
682	# checksum first	887	# checksum first
683	if (1) {	888	if (1) {
…		…
696		901
697	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
698	}	903	}
699	}	904	}
700		905
701	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
702	my $data = $process->(\@data);	907	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
704		909
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		911
707	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
710		915
…		…
720		925
721	=cut	926	=cut
722		927
723	sub datalog($@) {	928	sub datalog($@) {
724	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	931	}
727		932
728	=back	933	=back
729		934
730	=cut	935	=cut
…		…
925		1130
926	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1133
929	} elsif (ref $type) {	1134	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
931		1136
932	} else {	1137	} else {
933	shift @arg;	1138	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
935	}	1140	}
936	}	1141	}
937	}	1142	}
938		1143
939	sub _object_attach {	1144	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
950	}	1155	}
951		1156
952	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
953	} else {	1158	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1160	}
956		1161
957	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
958	}	1163	}
959		1164
…		…
1018		1223
1019	for (@$callbacks) {	1224	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1021		1226
1022	if ($@) {	1227	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1229	override;
1026	}	1230	}
1027		1231
1028	return 1 if $override;	1232	return 1 if $override;
1029	}	1233	}
…		…
1108	for (@$attach) {	1312	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1111	}	1315	}
1112	} else {	1316	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1318	}
1115	}	1319	}
1116	}	1320	}
1117		1321
1118	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1146		1350
1147	sync_job {	1351	sync_job {
1148	if (length $$rdata) {	1352	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1152		1357
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1178	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1179		1384
1180	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1181	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1182	} else {	1387	} else {
1183	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1184	}	1389	}
1185	} else {	1390	} else {
1186	aio_unlink $filename;	1391	aio_unlink $filename;
1187	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1188	}	1393	}
…		…
1212	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1213	$av = $st->{objs};	1418	$av = $st->{objs};
1214	}	1419	}
1215		1420
1216	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1217	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1218	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1219		1425
1220	($data, $av)	1426	($data, $av)
1221	}	1427	}
1222		1428
1223	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1227	=cut	1433	=cut
1228		1434
1229	#############################################################################	1435	#############################################################################
1230	# command handling &c	1436	# command handling &c
1231		1437
1232	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1233		1439
1234	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1235	$name.	1441	$name.
1236		1442
1237	=cut	1443	=cut
…		…
1243	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1244		1450
1245	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1246	}	1452	}
1247		1453
1248	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1249		1455
1250	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1251	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1252	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1253	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1254	has logged in successfully.	1460	has logged in successfully.
1255		1461
1256	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1257	called.
1258		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1259	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1260		1470
1261	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1262	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1263	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1264	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1265	log-in.	1475	log-in.
1266		1476
1267	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1268	called.
1269		1478
1270	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1271		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1272	sub register_extcmd {	1486	sub register_extcmd($$) {
1273	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1274		1488
1275	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1276	}	1490	}
1277		1491
1278	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1279	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1280		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1281	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1282	}	1502	}
1283		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1284	use File::Glob ();	1510	use File::Glob ();
1285		1511
1286	cf::player->attach (	1512	cf::player->attach (
1287	on_command => sub {	1513	on_unknown_command => sub {
1288	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1289		1515
1290	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1291	or return;	1517	or return;
1292		1518
…		…
1300	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1301		1527
1302	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1303		1529
1304	if (ref $msg) {	1530	if (ref $msg) {
1305	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1306	"ARRAY" eq ref $msg
1307	? @$msg
1308	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1309		1532
1310	my @reply;
1311
1312	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1313	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1314	}	1551	}
1315		1552
1316	$pl->ext_reply ($reply, @reply)
1317	if $reply;
1318
1319	} else {	1553	} else {
1320	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1321	}	1555	}
1322		1556
1323	cf::override;	1557	cf::override;
1324	},	1558	},
1325	);	1559	);
…		…
1335	};	1569	};
1336		1570
1337	$grp	1571	$grp
1338	}	1572	}
1339		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1340	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1341	cf::sync_job {	1590	cf::sync_job {
1342	my %todo;	1591	my %todo;
1343		1592
1344	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1345	next unless -r $path;	1594	next unless -r $path;
…		…
1363		1612
1364	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1365	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1366		1615
1367	$ext{source} =	1616	$ext{source} =
1368	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1369	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1370	. $source	1619	. $source
1371	. "\n};\n1";	1620	. "\n};\n1";
1372		1621
1373	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1374	}	1623	}
1375		1624
		1625	my $pass = 0;
1376	my %done;	1626	my %done;
1377	while (%todo) {	1627	while (%todo) {
1378	my $progress;	1628	my $progress;
1379		1629
		1630	++$pass;
		1631
		1632	ext:
1380	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1381	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1382	goto skip	1635	next ext
1383	unless exists $done{$_};	1636	unless exists $done{$_};
1384	}	1637	}
1385		1638
1386	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1387		1640
1388	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1389	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1390	: "$v->{base}: extension inactive.\n";
1391		1654
1392	if (exists $v->{meta}{mandatory}) {
1393	warn $msg;
1394	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1395	}	1656	if exists $v->{meta}{mandatory};
1396		1657
1397	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1398	}	1667	}
1399
1400	$done{$k} = delete $todo{$k};
1401	push @EXTS, $v->{pkg};
1402	$progress = 1;
1403	}	1668	}
1404		1669
1405	skip:	1670	unless ($progress) {
1406	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1407	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1408	}	1680	}
1409	};	1681	};
1410	}	1682	}
1411		1683
1412	#############################################################################	1684	#############################################################################
…		…
1496	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1497	}	1769	}
1498	}	1770	}
1499	}	1771	}
1500		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1501	sub save($) {	1786	sub save($) {
1502	my ($pl) = @_;	1787	my ($pl) = @_;
1503		1788
1504	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1505		1790
…		…
1510		1795
1511	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1512	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1513		1798
1514	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1515		1803
1516	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1517	cf::cede_to_tick;	1805	cf::cede_to_tick;
1518	}	1806	}
1519		1807
…		…
1553	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1554		1842
1555	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1556	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1557		1845
1558	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1559	$pl->deactivate;	1847	$pl->deactivate;
		1848
1560	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1561	$pl->ob->check_score;
1562	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1563	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1564		1854
1565	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1566	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1567	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1621	\@logins	1911	\@logins
1622	}	1912	}
1623		1913
1624	=item $player->maps	1914	=item $player->maps
1625		1915
		1916	=item cf::player::maps $login
		1917
1626	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1627	player. May block.	1919	player. May block.
1628		1920
1629	=cut	1921	=cut
1630		1922
…		…
1651		1943
1652	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1653		1945
1654	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1655		1947
1656	=item $player->ext_reply ($msgid, @msg)
1657
1658	Sends an ext reply to the player.
1659
1660	=cut
1661
1662	sub ext_reply($$@) {
1663	my ($self, $id, @msg) = @_;
1664
1665	$self->ns->ext_reply ($id, @msg)
1666	}
1667
1668	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1669		1949
1670	Sends an ext event to the client.	1950	Sends an ext event to the client.
1671		1951
1672	=cut	1952	=cut
…		…
1691		1971
1692	=cut	1972	=cut
1693		1973
1694	sub find_by_path($) {	1974	sub find_by_path($) {
1695	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1696		1978
1697	my ($match, $specificity);	1979	my ($match, $specificity);
1698		1980
1699	for my $region (list) {	1981	for my $region (list) {
1700	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1729	sub generate_random_map {	2011	sub generate_random_map {
1730	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1731		2013
1732	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1733		2015
1734	# mit "rum" bekleckern, nicht
1735	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1736	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1737	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1738	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1739	$rmp->{exit_on_final_map},
1740	$rmp->{xsize}, $rmp->{ysize},
1741	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1742	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1743	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1744	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1745	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1746	(cf::region::find $rmp->{region}), $rmp->{custom}
1747	)
1748	}	2017	}
1749		2018
1750	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1751		2020
1752	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1757		2026
1758	sub register {	2027	sub register {
1759	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1760	my $pkg = caller;	2029	my $pkg = caller;
1761		2030
1762	no strict;
1763	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1764		2032
1765	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1766	}	2034	}
1767		2035
1768	# also paths starting with '/'	2036	# also paths starting with '/'
1769	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1770		2038
1771	sub thawer_merge {	2039	sub thawer_merge {
1772	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1773		2041
1774	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1779	}	2047	}
1780		2048
1781	sub normalise {	2049	sub normalise {
1782	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1783		2051
1784	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1785		2053
1786	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1787		2055
1788	# map plan:	2056	# map plan:
1789	#	2057	#
…		…
1804	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1805	$path = "$base/$path";	2073	$path = "$base/$path";
1806	}	2074	}
1807		2075
1808	for ($path) {	2076	for ($path) {
1809	redo if s{//}{/};
1810	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1811	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1812	}	2079	}
1813		2080
1814	$path	2081	$path
…		…
1828	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1829	return $self;	2096	return $self;
1830	}	2097	}
1831	}	2098	}
1832		2099
1833	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1834	()	2101	()
1835	}	2102	}
1836		2103
		2104	# may re-bless or do other evil things
1837	sub init {	2105	sub init {
1838	my ($self) = @_;	2106	my ($self) = @_;
1839		2107
1840	$self	2108	$self
1841	}	2109	}
…		…
1906	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1907		2175
1908	1	2176	1
1909	}	2177	}
1910		2178
		2179	# used to laod the header of an original map
1911	sub load_header_orig {	2180	sub load_header_orig {
1912	my ($self) = @_;	2181	my ($self) = @_;
1913		2182
1914	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1915	}	2184	}
1916		2185
		2186	# used to laod the header of an instantiated map
1917	sub load_header_temp {	2187	sub load_header_temp {
1918	my ($self) = @_;	2188	my ($self) = @_;
1919		2189
1920	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1921	}	2191	}
1922		2192
		2193	# called after loading the header from an instantiated map
1923	sub prepare_temp {	2194	sub prepare_temp {
1924	my ($self) = @_;	2195	my ($self) = @_;
1925		2196
1926	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1927	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1928	# safety	2199	# safety
1929	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1930	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1931	}	2202	}
1932		2203
		2204	# called after loading the header from an original map
1933	sub prepare_orig {	2205	sub prepare_orig {
1934	my ($self) = @_;	2206	my ($self) = @_;
1935		2207
1936	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1937	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1961		2233
1962	sub find;	2234	sub find;
1963	sub find {	2235	sub find {
1964	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1965		2237
		2238	cf::cede_to_tick;
		2239
1966	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1967		2241
1968	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1969	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1970		2244
1971	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1988		2262
1989	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1990	}	2264	}
1991	}	2265	}
1992		2266
1993	sub pre_load { }	2267	sub pre_load { }
1994	sub post_load { }	2268	#sub post_load { } # XS
1995		2269
1996	sub load {	2270	sub load {
1997	my ($self) = @_;	2271	my ($self) = @_;
1998		2272
1999	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2002		2276
2003	{	2277	{
2004	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2005		2279
2006	return unless $self->valid;	2280	return unless $self->valid;
2007	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2008
2009	$self->in_memory (cf::MAP_LOADING);
2010		2282
2011	$self->alloc;	2283	$self->alloc;
2012		2284
2013	$self->pre_load;	2285	$self->pre_load;
2014	cf::cede_to_tick;	2286	cf::cede_to_tick;
2015		2287
		2288	if (exists $self->{load_path}) {
2016	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2017	$f->skip_block;	2290	$f->skip_block;
2018	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2019	or return;	2292	or return;
2020		2293
2021	$self->post_load_original	2294	$self->post_load_original
2022	if delete $self->{load_original};	2295	if delete $self->{load_original};
2023		2296
2024	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2025	utf8::encode $uniq;	2298	utf8::encode $uniq;
2026	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2027	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2028	$self->clear_unique_items;	2301	$self->clear_unique_items;
2029	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2030	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2031	}	2305	}
2032	}	2306	}
2033	}
2034		2307
2035	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2036		2315
2037	cf::cede_to_tick;	2316	cf::cede_to_tick;
2038	# now do the right thing for maps	2317	# now do the right thing for maps
2039	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2040	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2044	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2045	$self->decay_objects;	2324	$self->decay_objects;
2046	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2047	$self->update_buttons;	2326	$self->update_buttons;
2048	cf::cede_to_tick;	2327	cf::cede_to_tick;
2049	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2050	}	2329	}
2051		2330
2052	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2053	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2054
2055	$self->in_memory (cf::MAP_ACTIVE);
2056	}	2333	}
2057		2334
2058	$self->post_load;	2335	$self->post_load;
2059	}
2060		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2061	sub customise_for {	2343	sub customise_for {
2062	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2063		2345
2064	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2065	if $self->per_player;	2347	if $self->per_player;
…		…
2068	# if $self->per_party;	2350	# if $self->per_party;
2069		2351
2070	$self	2352	$self
2071	}	2353	}
2072		2354
2073	# find and load all maps in the 3x3 area around a map
2074	sub load_neighbours {
2075	my ($map) = @_;
2076
2077	my @neigh; # diagonal neighbours
2078
2079	for (0 .. 3) {
2080	my $neigh = $map->tile_path ($_)
2081	or next;
2082	$neigh = find $neigh, $map
2083	or next;
2084	$neigh->load;
2085
2086	push @neigh,
2087	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2088	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2089	}
2090
2091	for (grep defined $_->[0], @neigh) {
2092	my ($path, $origin) = @$_;
2093	my $neigh = find $path, $origin
2094	or next;
2095	$neigh->load;
2096	}
2097	}
2098
2099	sub find_sync {	2355	sub find_sync {
2100	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2101		2357
2102	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2103	}	2363	}
2104		2364
2105	sub do_load_sync {	2365	sub do_load_sync {
2106	my ($map) = @_;	2366	my ($map) = @_;
2107		2367
		2368	# it's a bug to call this from the main context
2108	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2109	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2110		2371
2111	cf::sync_job { $map->load };	2372	$map->load;
2112	}	2373	}
2113		2374
2114	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2115	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2116		2377
2117	sub find_async {	2378	sub find_async {
2118	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2119		2380
2120	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2121		2382
2122	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2123	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2124	}	2385	}
2125		2386
2126	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2127		2388
2128	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2142	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2143		2404
2144	()	2405	()
2145	}	2406	}
2146		2407
		2408	# common code, used by both ->save and ->swapout
2147	sub save {	2409	sub _save {
2148	my ($self) = @_;	2410	my ($self) = @_;
2149
2150	my $lock = cf::lock_acquire "map_data:$self->{path}";
2151		2411
2152	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2153		2413
2154	return unless $self->dirty;	2414	return unless $self->dirty;
2155		2415
…		…
2175	} else {	2435	} else {
2176	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2177	}	2437	}
2178	}	2438	}
2179		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2180	sub swap_out {	2448	sub swap_out {
2181	my ($self) = @_;	2449	my ($self) = @_;
2182		2450
2183	# save first because save cedes
2184	$self->save;
2185
2186	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2187		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2188	return if $self->players;	2455	return if $self->players;
2189	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2190	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2191		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2192	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2193		2507
2194	$self->deactivate;	2508	$self->deactivate;
2195	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2196	$self->clear;	2510	$self->clear;
2197	}
2198
2199	sub reset_at {
2200	my ($self) = @_;
2201
2202	# TODO: safety, remove and allow resettable per-player maps
2203	return 1e99 if $self->{deny_reset};
2204
2205	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2206	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2207
2208	$time + $to
2209	}
2210
2211	sub should_reset {
2212	my ($self) = @_;
2213
2214	$self->reset_at <= $cf::RUNTIME
2215	}
2216
2217	sub reset {
2218	my ($self) = @_;
2219
2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
2221
2222	return if $self->players;
2223
2224	warn "resetting map ", $self->path;
2225
2226	$self->in_memory (cf::MAP_SWAPPED);
2227
2228	# need to save uniques path
2229	unless ($self->{deny_save}) {
2230	my $uniq = $self->uniq_path; utf8::encode $uniq;
2231
2232	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2233	if $uniq;
2234	}
2235
2236	delete $cf::MAP{$self->path};
2237
2238	$self->deactivate;
2239	$_->clear_links_to ($self) for values %cf::MAP;
2240	$self->clear;
2241		2511
2242	$self->unlink_save;	2512	$self->unlink_save;
2243	$self->destroy;	2513	$self->destroy;
2244	}	2514	}
2245		2515
…		…
2253		2523
2254	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2255		2525
2256	$self->unlink_save;	2526	$self->unlink_save;
2257		2527
2258	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2259	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2260	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2261	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2262	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2263		2533
…		…
2320	: normalise $_	2590	: normalise $_
2321	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2322	]	2592	]
2323	}	2593	}
2324		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2325	=back	2627	=back
2326		2628
2327	=head3 cf::object	2629	=head3 cf::object
2328		2630
2329	=cut	2631	=cut
…		…
2352		2654
2353	Creates and returns a persistent reference to an object that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2354		2656
2355	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2356		2658
2357	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2358	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2359		2661
2360	=cut	2662	=cut
2361		2663
2362	sub deref {	2664	sub deref {
…		…
2461		2763
2462	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2463		2765
2464	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2465	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2466	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2467	map.	2769	map.
2468		2770
2469	Will never block.	2771	Will never block.
2470		2772
2471	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2492	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2493	my ($self) = @_;	2795	my ($self) = @_;
2494		2796
2495	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2496		2798
		2799	++$self->{_link_recursion};
		2800
2497	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2498		2802
2499	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2500	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2501		2805
2502	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2503	}	2807	}
2504		2808
2505	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2506	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2507		2811
…		…
2524	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2525	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2526		2830
2527	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2528	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2529	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2530		2834
2531	$map->load;	2835	$map->load;
2532	$map->load_neighbours;
2533		2836
2534	return unless $self->contr->active;	2837	return unless $self->contr->active;
2535	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2536	$self->activate_recursive;
2537		2838
2538	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2539	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2540	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2541		2846
		2847	}
		2848
2542	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2543		2850
2544	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2545	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2546	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2547	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2554		2861
2555	our $GOTOGEN;	2862	our $GOTOGEN;
2556		2863
2557	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2558	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2559		2872
2560	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2562		2875
2563	$self->enter_link;	2876	$self->enter_link;
…		…
2583	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2584	}	2897	}
2585	}	2898	}
2586		2899
2587	my $map = eval {	2900	my $map = eval {
2588	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2589		2902
2590	if ($map) {	2903	if ($map) {
2591	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2592	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2593	} else {	2906	} else {
2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2595	}	2908	}
2596		2909
2597	$map	2910	$map
…		…
2605	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2606	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2607	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2608	}	2921	}
2609		2922
2610	$done->() if $done;	2923	$done->($self) if $done;
2611	})->prio (1);	2924	})->prio (1);
2612	}	2925	}
2613		2926
2614	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2615		2928
…		…
2683	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2684		2997
2685	unless (eval {	2998	unless (eval {
2686	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2687		3000
2688	# random map handling
2689	{
2690	my $guard = cf::lock_acquire "exit_prepare:$exit";
2691
2692	prepare_random_map $exit
2693	if $exit->slaying eq "/!";
2694	}
2695
2696	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2697	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2698	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2699		3027
2700	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2701		3029
2702	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2703	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2708	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2709	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2710	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2711	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2712		3040
2713	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2714	$self->leave_link;	3042	$self->leave_link;
2715	}	3043	}
2716	})->prio (1);	3044	})->prio (1);
2717	}	3045	}
2718		3046
…		…
2730	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2731	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2732		3060
2733	utf8::encode $text;	3061	utf8::encode $text;
2734	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2735	}	3088	}
2736		3089
2737	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2738		3091
2739	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2743		3096
2744	=cut	3097	=cut
2745		3098
2746	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2747	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2748	"c/identify" => {	3107	"c/identify" => {
2749	id => "infobox",	3108	id => "infobox",
2750	title => "Identify",	3109	title => "Identify",
2751	reply => undef,	3110	reply => undef,
2752	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2754	"c/examine" => {	3113	"c/examine" => {
2755	id => "infobox",	3114	id => "infobox",
2756	title => "Examine",	3115	title => "Examine",
2757	reply => undef,	3116	reply => undef,
2758	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2759	},	3124	},
2760	"c/book" => {	3125	"c/book" => {
2761	id => "infobox",	3126	id => "infobox",
2762	title => "Book",	3127	title => "Book",
2763	reply => undef,	3128	reply => undef,
…		…
2879	my $pkt = "msg "	3244	my $pkt = "msg "
2880	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2881	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2882	);	3247	);
2883		3248
2884	# try lzf for large packets
2885	$pkt = "lzf " . Compress::LZF::compress $pkt
2886	if 1024 <= length $pkt and $self->{can_lzf};
2887
2888	# split very large packets
2889	if (8192 < length $pkt and $self->{can_lzf}) {
2890	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2891	$pkt = "frag";
2892	}
2893
2894	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2895	}	3250	}
2896		3251
2897	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2898		3253
2899	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2901	=cut	3256	=cut
2902		3257
2903	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2905		3260
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}
2913
2914	=item $client->ext_reply ($msgid, @msg)
2915
2916	Sends an ext reply to the client.
2917
2918	=cut
2919
2920	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;
2922
2923	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3262	}
2931		3263
2932	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2933		3265
2934	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2989	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2990		3322
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3324
2993	if (ref $msg) {	3325	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3327
2999	my @reply;
3000
3001	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3003	}	3346	}
3004
3005	$ns->ext_reply ($reply, @reply)
3006	if $reply;
3007
3008	} else {	3347	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3349	}
3011		3350
3012	cf::override;	3351	cf::override;
3013	},	3352	},
3014	);	3353	);
…		…
3034		3373
3035	$coro	3374	$coro
3036	}	3375	}
3037		3376
3038	cf::client->attach (	3377	cf::client->attach (
3039	on_destroy => sub {	3378	on_client_destroy => sub {
3040	my ($ns) = @_;	3379	my ($ns) = @_;
3041		3380
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3382	},
3044	);	3383	);
…		…
3060	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3061		3400
3062	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3063		3402
3064	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3067	sort time	3406	sort time
3068	));	3407	));
3069		3408
3070	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3095	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3096	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3097	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3098	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3099	) {	3438	) {
3100	no strict 'refs';
3101	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3102	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3103	for @funs;	3441	for @funs;
3104	}	3442	}
3105		3443
…		…
3122	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3123	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3124		3462
3125	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3126		3464
		3465	my @res;
3127	local $_;	3466	local $_;
3128	local @safe::cf::_safe_eval_args = values %vars;
3129		3467
3130	my $eval =	3468	my $eval =
3131	"do {\n"	3469	"do {\n"
3132	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3133	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3134	. $code	3472	. $code
3135	. "\n}"	3473	. "\n}"
3136	;	3474	;
3137		3475
		3476	if ($CFG{safe_eval}) {
3138	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3139	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3140	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3141		3485
3142	if ($@) {	3486	if ($@) {
3143	warn "$@";	3487	warn "$@",
3144	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3145	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3146	}	3490	}
3147		3491
3148	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3149	}	3493	}
3150		3494
…		…
3164	=cut	3508	=cut
3165		3509
3166	sub register_script_function {	3510	sub register_script_function {
3167	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3168		3512
3169	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3170	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3171	}	3515	}
3172		3516
3173	=back	3517	=back
3174		3518
3175	=cut	3519	=cut
3176		3520
3177	#############################################################################	3521	#############################################################################
3178	# the server's init and main functions	3522	# the server's init and main functions
3179		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3180	sub load_facedata($) {	3601	sub load_facedata($) {
3181	my ($path) = @_;	3602	my ($path) = @_;
3182		3603
3183	# HACK to clear player env face cache, we need some signal framework
3184	# for this (global event?)
3185	%ext::player_env::MUSIC_FACE_CACHE = ();
3186
3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3188		3605
3189	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3190		3607
3191	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3192	0 < aio_load $path, $facedata
3193	or die "$path: $!";
3194
3195	$facedata = Coro::Storable::thaw $facedata;
3196		3609
3197	$facedata->{version} == 2	3610	$facedata->{version} == 2
3198	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3199		3612
3200	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3201	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3202	type => FT_RSRC,	3615
3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3204	};	3617
3205	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3206		3621
3207	{	3622	{
3208	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3209		3624
3210	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3212		3628
3213	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3214	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3217		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3218	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3219	}	3636	}
3220		3637
3221	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3222	next unless $info->{smooth};	3639	next unless $info->{smooth};
3223		3640
…		…
3226		3643
3227	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3228	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3230	} else {	3647	} else {
3231	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3232	}	3649	}
3233
3234	cf::cede_to_tick;
3235	}	3650	}
3236	}	3651	}
3237		3652
3238	{	3653	{
3239	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3240		3655
3241	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3242	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3243	cf::cede_to_tick;
3244	}	3658	}
3245		3659
3246	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3247	}	3661	}
3248		3662
3249	{	3663	{
3250	# TODO: for gcfclient pleasure, we should give resources
3251	# that gcfclient doesn't grok a >10000 face index.
3252	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3253		3665
3254	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3255	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3257	my $data;
3258		3670
3259	if ($info->{type} & 1) {
3260	# prepend meta info
3261
3262	my $meta = $enc->encode ({
3263	name => $name,
3264	%{ $info->{meta} || {} },
3265	});
3266
3267	$data = pack "(w/a*)*", $meta, $info->{data};
3268	} else {
3269	$data = $info->{data};
3270	}
3271
3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3273	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3274	} else {	3677	} else {
3275	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3276	}	3679	}
3277
3278	cf::cede_to_tick;
3279	}	3680	}
3280	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
3281		3692
3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3283		3694
		3695	aio_close $fh if $fh; # close old facedata
		3696
3284	1	3697	1
3285	}	3698	}
3286
3287	cf::global->attach (on_resource_update => sub {
3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3290
3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3292	my $sound = $soundconf->{compat}[$_]
3293	or next;
3294
3295	my $face = cf::face::find "sound/$sound->[1]";
3296	cf::sound::set $sound->[0] => $face;
3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3298	}
3299
3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
3301	my $face = cf::face::find "sound/$v";
3302	cf::sound::set $k => $face;
3303	}
3304	}
3305	});
3306		3699
3307	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
3308	my ($ns, $want) = @_;	3701	my ($ns, $want) = @_;
3309		3702
3310	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
…		…
3318	my $status = load_resource_file_ $_[0];	3711	my $status = load_resource_file_ $_[0];
3319	get_slot 0.1, 100;	3712	get_slot 0.1, 100;
3320	cf::arch::commit_load;	3713	cf::arch::commit_load;
3321		3714
3322	$status	3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
3323	}	3730	}
3324		3731
3325	sub reload_regions {	3732	sub reload_regions {
3326	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3327	# for this (global event?)	3734	# for this (global event?)
…		…
3335	if exists $_->{match};	3742	if exists $_->{match};
3336	}	3743	}
3337	}	3744	}
3338		3745
3339	sub reload_facedata {	3746	sub reload_facedata {
3340	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3341	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3342	}	3749	}
3343		3750
3344	sub reload_archetypes {	3751	sub reload_archetypes {
3345	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3346	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
		3754
		3755	cf::face::set
		3756	"res/skill_info" => FT_RSRC,
		3757	JSON::XS->new->utf8->canonical->encode (
		3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3347	}	3766	}
3348		3767
3349	sub reload_treasures {	3768	sub reload_treasures {
3350	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3351	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3352	}	3771	}
3353		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3354	sub reload_resources {	3793	sub reload_resources {
3355	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3356		3795
		3796	reload_materials;
3357	reload_facedata;	3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
3358	reload_archetypes;	3800	reload_archetypes;
3359	reload_regions;	3801	reload_regions;
3360	reload_treasures;	3802	reload_treasures;
3361		3803
3362	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3363	}	3805	}
3364		3806
3365	sub reload_config {	3807	sub reload_config {
3366	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3367	or return;
3368		3809
3369	local $/;	3810	my $config = load_file "$CONFDIR/config";
3370	*CFG = YAML::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3371		3813
3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3373		3815
3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3376		3818
3377	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3400		3842
3401	seek $fh, 0, 0;	3843	seek $fh, 0, 0;
3402	print $fh $$;	3844	print $fh $$;
3403	}	3845	}
3404		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3405	sub main {	3856	sub main {
3406	cf::init_globals; # initialise logging	3857	cf::init_globals; # initialise logging
3407		3858
3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3412		3863
3413	cf::init_experience;
3414	cf::init_anim;
3415	cf::init_attackmess;
3416	cf::init_dynamic;
3417
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3419		3865
3420	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3421	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3422	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3423	(async {	3869	(async {
3424	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3425	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3426	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3427	};	3873	};
3428		3874
3429	evthread_start IO::AIO::poll_fileno;	3875	evthread_start IO::AIO::poll_fileno;
3430		3876
3431	cf::sync_job {	3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
3432	reload_resources;	3888	reload_resources;
3433	reload_config;	3889	reload_config;
3434	db_init;
3435		3890
3436	cf::load_settings;
3437	cf::load_materials;
3438	cf::init_uuid;	3891	cf::init_uuid;
3439	cf::init_signals;	3892	cf::init_signals;
3440	cf::init_commands;
3441	cf::init_skills;	3893	cf::init_skills;
3442		3894
3443	cf::init_beforeplay;	3895	cf::init_beforeplay;
3444		3896
3445	atomic;	3897	atomic;
…		…
3447	load_extensions;	3899	load_extensions;
3448		3900
3449	utime time, time, $RUNTIMEFILE;	3901	utime time, time, $RUNTIMEFILE;
3450		3902
3451	# no (long-running) fork's whatsoever before this point(!)	3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
3452	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3453		3906
3454	(pop @POST_INIT)->(0) while @POST_INIT;	3907	cf::_post_init 0;
3455	};	3908	};
3456		3909
3457	EV::loop;	3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3458	}	3918	}
3459		3919
3460	#############################################################################	3920	#############################################################################
3461	# initialisation and cleanup	3921	# initialisation and cleanup
3462		3922
3463	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3464	BEGIN {	3924	BEGIN {
3465	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3466	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3467	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3468	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3469	};	3929	};
3470	}	3930	}
3471	}	3931	}
3472		3932
3473	sub write_runtime_sync {	3933	sub write_runtime_sync {
		3934	my $t0 = AE::time;
		3935
3474	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3475	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3476		3938
3477	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3478		3940
3479	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3480		3942
3481	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3482	or return;	3944	or return;
3483		3945
3484	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3485	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3486	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3499	or return;	3961	or return;
3500		3962
3501	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3502	and return;	3964	and return;
3503		3965
3504	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3505		3967
3506	1	3968	1
3507	}	3969	}
3508		3970
3509	our $uuid_lock;	3971	our $uuid_lock;
…		…
3521	or return;	3983	or return;
3522		3984
3523	my $value = uuid_seq uuid_cur;	3985	my $value = uuid_seq uuid_cur;
3524		3986
3525	unless ($value) {	3987	unless ($value) {
3526	warn "cowardly refusing to write zero uuid value!\n";	3988	info "cowardly refusing to write zero uuid value!\n";
3527	return;	3989	return;
3528	}	3990	}
3529		3991
3530	my $value = uuid_str $value + $uuid_skip;	3992	my $value = uuid_str $value + $uuid_skip;
3531	$uuid_skip = 0;	3993	$uuid_skip = 0;
…		…
3541	or return;	4003	or return;
3542		4004
3543	aio_rename "$uuid~", $uuid	4005	aio_rename "$uuid~", $uuid
3544	and return;	4006	and return;
3545		4007
3546	warn "uuid file written ($value).\n";	4008	trace "uuid file written ($value).\n";
3547		4009
3548	1	4010	1
3549		4011
3550	}	4012	}
3551		4013
…		…
3557	}	4019	}
3558		4020
3559	sub emergency_save() {	4021	sub emergency_save() {
3560	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3561		4023
3562	warn "emergency_perl_save: enter\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3563		4030
3564	cf::sync_job {	4031	cf::sync_job {
3565	# this is a trade-off: we want to be very quick here, so	4032	cf::write_runtime_sync; # external watchdog should not bark
3566	# save all maps without fsync, and later call a global sync
3567	# (which in turn might be very very slow)
3568	local $USE_FSYNC = 0;
3569		4033
3570	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3571	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3572	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3573	warn "emergency_perl_save: begin player save\n";	4037	info "emergency_perl_save: begin player save\n";
3574	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3575	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3576	$pl->valid or next;	4040	$pl->valid or next;
3577	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3578	$pl->save;	4042	$pl->save;
3579	}	4043	}
3580	warn "emergency_perl_save: end player save\n";	4044	info "emergency_perl_save: end player save\n";
3581		4045
		4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
3582	warn "emergency_perl_save: begin map save\n";	4048	info "emergency_perl_save: begin map save\n";
3583	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3584	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3585	$map->valid or next;	4051	$map->valid or next;
3586	$map->save;	4052	$map->save;
3587	}	4053	}
3588	warn "emergency_perl_save: end map save\n";	4054	info "emergency_perl_save: end map save\n";
3589		4055
		4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
3590	warn "emergency_perl_save: begin database checkpoint\n";	4058	info "emergency_perl_save: begin database checkpoint\n";
3591	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3592	warn "emergency_perl_save: end database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
3593		4061
3594	warn "emergency_perl_save: begin write uuid\n";	4062	info "emergency_perl_save: begin write uuid\n";
3595	write_uuid_sync 1;	4063	write_uuid_sync 1;
3596	warn "emergency_perl_save: end write uuid\n";	4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3597	};	4084	};
3598		4085
3599	warn "emergency_perl_save: starting sync()\n";
3600	IO::AIO::aio_sync sub {
3601	warn "emergency_perl_save: finished sync()\n";
3602	};
3603
3604	warn "emergency_perl_save: leave\n";	4086	info "emergency_perl_save: leave\n";
3605	}	4087	}
3606		4088
3607	sub post_cleanup {	4089	sub post_cleanup {
3608	my ($make_core) = @_;	4090	my ($make_core) = @_;
3609		4091
		4092	IO::AIO::flush;
		4093
3610	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3611	if $make_core;	4095	if $make_core;
3612		4096
3613	my $fh = pidfile;	4097	my $fh = pidfile;
3614	unlink $PIDFILE if <$fh> == $$;	4098	unlink $PIDFILE if <$fh> == $$;
3615	}	4099	}
…		…
3635	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3636	for my $name (keys %$leaf_symtab) {	4120	for my $name (keys %$leaf_symtab) {
3637	_gv_clear *{"$pkg$name"};	4121	_gv_clear *{"$pkg$name"};
3638	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3639	}	4123	}
3640	warn "cleared package $pkg\n";#d#
3641	}	4124	}
3642		4125
3643	sub do_reload_perl() {	4126	sub do_reload_perl() {
3644	# can/must only be called in main	4127	# can/must only be called in main
3645	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3646	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3647	return;	4130	return;
3648	}	4131	}
3649		4132
3650	return if $RELOAD++;	4133	return if $RELOAD++;
3651		4134
3652	my $t1 = EV::time;	4135	my $t1 = AE::time;
3653		4136
3654	while ($RELOAD) {	4137	while ($RELOAD) {
3655	warn "reloading...";	4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
3656		4140
3657	warn "entering sync_job";	4141	trace "perl_reload: entering sync_job";
3658		4142
3659	cf::sync_job {	4143	cf::sync_job {
3660	cf::write_runtime_sync; # external watchdog should not bark
3661	cf::emergency_save;	4144	#cf::emergency_save;
3662	cf::write_runtime_sync; # external watchdog should not bark
3663		4145
3664	warn "syncing database to disk";
3665	BDB::db_env_txn_checkpoint $DB_ENV;
3666
3667	# if anything goes wrong in here, we should simply crash as we already saved
3668
3669	warn "flushing outstanding aio requests";
3670	while (IO::AIO::nreqs || BDB::nreqs) {
3671	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3672	}
3673
3674	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3675	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3676	%EXT_CORO = ();	4148	%EXT_CORO = ();
3677		4149
3678	warn "removing commands";	4150	trace "perl_reload: removing commands";
3679	%COMMAND = ();	4151	%COMMAND = ();
3680		4152
3681	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3682	%EXTCMD = ();	4154	%EXTCMD = ();
3683	%EXTICMD = ();	4155	%EXTICMD = ();
3684		4156
3685	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3686	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3687	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3688		4160
3689	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3690	eval {	4162	eval {
3691	$cb->($pkg);	4163	$cb->($pkg);
3692	1	4164	1
3693	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
3694	}	4166	}
3695		4167
3696	warn "... clearing $pkg";	4168	trace "... clearing $pkg";
3697	clear_package $pkg;	4169	clear_package $pkg;
3698	}	4170	}
3699		4171
3700	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3701	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3702	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3703		4175
3704	warn "... unloading $k";	4176	trace "... unloading $k";
3705	delete $INC{$k};	4177	delete $INC{$k};
3706		4178
3707	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3708	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3709		4181
…		…
3712	}	4184	}
3713		4185
3714	clear_package $k;	4186	clear_package $k;
3715	}	4187	}
3716		4188
3717	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3718	clear_package "safe::$_"	4190	clear_package "safe::$_"
3719	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3720		4192
3721	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3722	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3723	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3724		4196
3725	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3726	# and global variables created in xs	4198	# and global variables created in xs
3727	#clear_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3728		4200
3729	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3730		4202
3731	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3732	require cf;	4204	require cf;
3733	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3734		4206
3735	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3736	cf::reload_config;	4208	cf::reload_config;
3737		4209
3738	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3739	cf::load_extensions;	4211	cf::load_extensions;
3740		4212
3741	if ($REATTACH_ON_RELOAD) {	4213	if ($REATTACH_ON_RELOAD) {
3742	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3743	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3744	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3745	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3746	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3747	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
3748	}	4220	}
3749		4221
3750	warn "running post_init jobs";	4222	cf::_post_init 1;
3751	(pop @POST_INIT)->(1) while @POST_INIT;
3752		4223
3753	warn "leaving sync_job";	4224	trace "perl_reload: leaving sync_job";
3754		4225
3755	1	4226	1
3756	} or do {	4227	} or do {
3757	warn $@;	4228	error $@;
3758	cf::cleanup "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3759	};	4230	};
3760		4231
3761	warn "reloaded";
3762	--$RELOAD;	4232	--$RELOAD;
3763	}	4233	}
3764		4234
3765	$t1 = EV::time - $t1;	4235	$t1 = AE::time - $t1;
3766	warn "reload completed in ${t1}s\n";	4236	info "perl_reload: completed in ${t1}s\n";
3767	};	4237	};
3768		4238
3769	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3770		4240
3771	sub reload_perl() {	4241	sub reload_perl() {
…		…
3773	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3774		4244
3775	$RELOAD_WATCHER ||= cf::async {	4245	$RELOAD_WATCHER ||= cf::async {
3776	Coro::AIO::aio_wait cache_extensions;	4246	Coro::AIO::aio_wait cache_extensions;
3777		4247
3778	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3779	do_reload_perl;	4249	do_reload_perl;
3780	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3781	};	4251	};
3782	};	4252	};
3783	}	4253	}
…		…
3792	reload_perl;	4262	reload_perl;
3793	};	4263	};
3794	}	4264	}
3795	};	4265	};
3796		4266
3797	unshift @INC, $LIBDIR;	4267	#############################################################################
3798		4268
3799	my $bug_warning = 0;	4269	my $bug_warning = 0;
3800		4270
3801	our @WAIT_FOR_TICK;
3802	our @WAIT_FOR_TICK_BEGIN;
3803
3804	sub wait_for_tick {	4271	sub wait_for_tick() {
3805	return if tick_inhibit || $Coro::current == $Coro::main;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3806		4273
3807	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3808	push @WAIT_FOR_TICK, $signal;
3809	$signal->wait;
3810	}	4275	}
3811		4276
3812	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3813	return if tick_inhibit || $Coro::current == $Coro::main;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3814		4279
3815	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3816	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3817	$signal->wait;	4282	$signal->wait;
3818	}	4283	}
…		…
3822	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3823	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3824	return;	4289	return;
3825	}	4290	}
3826		4291
3827	cf::server_tick; # one server iteration	4292	cf::one_tick; # one server iteration
		4293
		4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3828		4295
3829	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3830	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3831	Coro::async_pool {	4298	Coro::async_pool {
3832	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3833	write_runtime_sync	4300	write_runtime_sync
3834	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3835	};	4302	};
3836	}	4303	}
3837		4304
3838	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3839	$sig->send;	4306	$sig->send;
3840	}	4307	}
3841	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3842	$sig->send;
3843	}
3844		4309
3845	$LOAD = ($NOW - $TICK_START) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3846	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3847		4312
3848	if (0) {	4313	if (0) {
3849	if ($NEXT_TICK) {	4314	if ($NEXT_TICK) {
3850	my $jitter = $TICK_START - $NEXT_TICK;	4315	my $jitter = $TICK_START - $NEXT_TICK;
3851	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3852	warn "jitter $JITTER\n";#d#	4317	debug "jitter $JITTER\n";#d#
3853	}	4318	}
3854	}	4319	}
3855	}	4320	}
3856		4321
3857	{	4322	{
3858	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3859		4325
3860	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3861	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3862	$AnyEvent::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3863		4329
3864	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3865	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3866	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3867	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3892	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3893	};	4359	};
3894	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3895	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3896	};	4362	};
		4363
		4364	info "database initialised";
3897	}	4365	}
3898		4366
3899	{	4367	{
3900	# configure IO::AIO	4368	# configure IO::AIO
3901		4369
		4370	info "initialising aio";
3902	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3903	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3904	undef $AnyEvent::AIO::WATCHER;	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3905	}	4375	}
3906		4376
3907	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3908		4379
3909	sub _log_backtrace {	4380	sub _log_backtrace {
3910	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3911		4382
3912	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3913		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3914	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3915	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3916	++$_log_backtrace;	4391	++$_log_backtrace;
3917	my $perl_bt = Carp::longmess $msg;	4392	my $perl_bt = Carp::longmess $msg;
3918	async {	4393	async {
3919	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3920		4395
…		…
3940	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3941	--$_log_backtrace;	4416	--$_log_backtrace;
3942	};	4417	};
3943	} else {	4418	} else {
3944	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3945	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3946	}	4421	}
3947	}	4422	}
3948		4423
3949	# load additional modules	4424	# load additional modules
3950	require "cf/$_.pm" for @EXTRA_MODULES;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3951		4427
3952	END { cf::emergency_save }	4428	END { cf::emergency_save }
3953		4429
3954	1	4430	1
3955		4431

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