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Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC vs.
Revision 1.603 by root, Tue Nov 13 01:12:23 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
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 off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		130
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 less 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 ($cb, @args) = @_;
550		743
551	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)
554
555	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
556	reset_signals;	745	cf::post_fork;
557	&$cb	746	&$cb
558	}, @args;	747	} @args;
559		748
560	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
561	}	761	}
562		762
563	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
564		764
565	=cut	765	=cut
…		…
602	within each server.	802	within each server.
603		803
604	=cut	804	=cut
605		805
606	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
607	my ($name) = @_;	810	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
609		812
610	eval {	813	eval {
611	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
621	}	824	}
622		825
623	our $DB;	826	our $DB;
624		827
625	sub db_init {	828	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	829	$DB ||= db_table "db";
628	};
629	}	830	}
630		831
631	sub db_get($$) {	832	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
633		834
634	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
635	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
636		839
637	$! ? ()	840	$! ? ()
638	: $data	841	: $data
639	}
640	}	842	}
641		843
642	sub db_put($$$) {	844	sub db_put($$$) {
643	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		874
673	my @data;	875	my @data;
674	my $md5;	876	my $md5;
675		877
676	for (0 .. $#$src) {	878	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	880	}
680		881
681	# if processing is expensive, check	882	# if processing is expensive, check
682	# checksum first	883	# checksum first
683	if (1) {	884	if (1) {
…		…
696		897
697	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
698	}	899	}
699	}	900	}
700		901
701	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
702	my $data = $process->(\@data);	903	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
704		905
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		907
707	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
710		911
…		…
720		921
721	=cut	922	=cut
722		923
723	sub datalog($@) {	924	sub datalog($@) {
724	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	927	}
727		928
728	=back	929	=back
729		930
730	=cut	931	=cut
…		…
925		1126
926	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1129
929	} elsif (ref $type) {	1130	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
931		1132
932	} else {	1133	} else {
933	shift @arg;	1134	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
935	}	1136	}
936	}	1137	}
937	}	1138	}
938		1139
939	sub _object_attach {	1140	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
950	}	1151	}
951		1152
952	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
953	} else {	1154	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1156	}
956		1157
957	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
958	}	1159	}
959		1160
…		…
1018		1219
1019	for (@$callbacks) {	1220	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1021		1222
1022	if ($@) {	1223	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1225	override;
1026	}	1226	}
1027		1227
1028	return 1 if $override;	1228	return 1 if $override;
1029	}	1229	}
…		…
1108	for (@$attach) {	1308	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1111	}	1311	}
1112	} else {	1312	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1314	}
1115	}	1315	}
1116	}	1316	}
1117		1317
1118	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1146		1346
1147	sync_job {	1347	sync_job {
1148	if (length $$rdata) {	1348	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1152		1353
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1157	aio_close $fh;	1361	aio_close $fh;
1158		1362
1159	if (@$objs) {	1363	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1165	aio_close $fh;	1372	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1374	}
1168	} else {	1375	} else {
1169	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1173		1380
1174	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1383	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1178	}	1385	}
1179	} else {	1386	} else {
1180	aio_unlink $filename;	1387	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1182	}	1389	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1414	$av = $st->{objs};
1208	}	1415	}
1209		1416
1210	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1213		1421
1214	($data, $av)	1422	($data, $av)
1215	}	1423	}
1216		1424
1217	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1221	=cut	1429	=cut
1222		1430
1223	#############################################################################	1431	#############################################################################
1224	# command handling &c	1432	# command handling &c
1225		1433
1226	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1227		1435
1228	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1229	$name.	1437	$name.
1230		1438
1231	=cut	1439	=cut
…		…
1237	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1238		1446
1239	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1240	}	1448	}
1241		1449
1242	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1243		1451
1244	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1245	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1246	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1247	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1248	has logged in successfully.	1456	has logged in successfully.
1249		1457
1250	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1251	called.
1252		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1253	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1254		1466
1255	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1256	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1257	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1258	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1259	log-in.	1471	log-in.
1260		1472
1261	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1262	called.
1263		1474
1264	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1265		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1266	sub register_extcmd {	1482	sub register_extcmd($$) {
1267	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1268		1484
1269	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1270	}	1486	}
1271		1487
1272	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1273	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1274		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1275	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1276	}	1498	}
1277		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1278	use File::Glob ();	1506	use File::Glob ();
1279		1507
1280	cf::player->attach (	1508	cf::player->attach (
1281	on_command => sub {	1509	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1283		1511
1284	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1285	or return;	1513	or return;
1286		1514
…		…
1294	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1295		1523
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1525
1298	if (ref $msg) {	1526	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1300	"ARRAY" eq ref $msg
1301	? @$msg
1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303		1528
1304	my @reply;
1305
1306	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1308	}	1547	}
1309		1548
1310	$pl->ext_reply ($reply, @reply)
1311	if $reply;
1312
1313	} else {	1549	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1551	}
1316		1552
1317	cf::override;	1553	cf::override;
1318	},	1554	},
1319	);	1555	);
1320		1556
1321	# "readahead" all extensions	1557	# "readahead" all extensions
1322	sub cache_extensions {	1558	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1559	my $grp = IO::AIO::aio_group;
1324		1560
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1562	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1564	}
1329	};	1565	};
1330		1566
1331	$grp	1567	$grp
1332	}	1568	}
1333		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1334	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1335	cf::sync_job {	1586	cf::sync_job {
1336	my %todo;	1587	my %todo;
1337		1588
1338	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1590	next unless -r $path;
…		…
1357		1608
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1611
1361	$ext{source} =	1612	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1364	. $source	1615	. $source
1365	. "\n};\n1";	1616	. "\n};\n1";
1366		1617
1367	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1368	}	1619	}
1369		1620
		1621	my $pass = 0;
1370	my %done;	1622	my %done;
1371	while (%todo) {	1623	while (%todo) {
1372	my $progress;	1624	my $progress;
1373		1625
		1626	++$pass;
		1627
		1628	ext:
1374	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1631	next ext
1377	unless exists $done{$_};	1632	unless exists $done{$_};
1378	}	1633	}
1379		1634
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1636
1382	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1650
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1652	if exists $v->{meta}{mandatory};
1390		1653
1391	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1392	}	1663	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1664	}
1398		1665
1399	skip:	1666	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1402	}	1676	}
1403	};	1677	};
1404	}	1678	}
1405		1679
1406	#############################################################################	1680	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1491	}	1765	}
1492	}	1766	}
1493	}	1767	}
1494		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1495	sub save($) {	1782	sub save($) {
1496	my ($pl) = @_;	1783	my ($pl) = @_;
1497		1784
1498	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1499		1786
…		…
1504		1791
1505	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1507		1794
1508	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1799
1510	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1801	cf::cede_to_tick;
1512	}	1802	}
1513		1803
…		…
1547	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1548		1838
1549	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1841
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1843	$pl->deactivate;
		1844
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1557	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1558		1850
1559	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1615	\@logins	1907	\@logins
1616	}	1908	}
1617		1909
1618	=item $player->maps	1910	=item $player->maps
1619		1911
		1912	=item cf::player::maps $login
		1913
1620	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1621	player. May block.	1915	player. May block.
1622		1916
1623	=cut	1917	=cut
1624		1918
…		…
1645		1939
1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1647		1941
1648	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1649		1943
1650	=item $player->ext_reply ($msgid, @msg)
1651
1652	Sends an ext reply to the player.
1653
1654	=cut
1655
1656	sub ext_reply($$@) {
1657	my ($self, $id, @msg) = @_;
1658
1659	$self->ns->ext_reply ($id, @msg)
1660	}
1661
1662	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1663		1945
1664	Sends an ext event to the client.	1946	Sends an ext event to the client.
1665		1947
1666	=cut	1948	=cut
…		…
1685		1967
1686	=cut	1968	=cut
1687		1969
1688	sub find_by_path($) {	1970	sub find_by_path($) {
1689	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1690		1974
1691	my ($match, $specificity);	1975	my ($match, $specificity);
1692		1976
1693	for my $region (list) {	1977	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	sub generate_random_map {	2007	sub generate_random_map {
1724	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1725		2009
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		2011
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2013	}
1743		2014
1744	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1745		2016
1746	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1751		2022
1752	sub register {	2023	sub register {
1753	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2025	my $pkg = caller;
1755		2026
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2028
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2030	}
1761		2031
1762	# also paths starting with '/'	2032	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2034
1765	sub thawer_merge {	2035	sub thawer_merge {
1766	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1767		2037
1768	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1773	}	2043	}
1774		2044
1775	sub normalise {	2045	sub normalise {
1776	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1777		2047
1778	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1779		2049
1780	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1781		2051
1782	# map plan:	2052	# map plan:
1783	#	2053	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2069	$path = "$base/$path";
1800	}	2070	}
1801		2071
1802	for ($path) {	2072	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1806	}	2075	}
1807		2076
1808	$path	2077	$path
…		…
1822	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1823	return $self;	2092	return $self;
1824	}	2093	}
1825	}	2094	}
1826		2095
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2097	()
1829	}	2098	}
1830		2099
		2100	# may re-bless or do other evil things
1831	sub init {	2101	sub init {
1832	my ($self) = @_;	2102	my ($self) = @_;
1833		2103
1834	$self	2104	$self
1835	}	2105	}
…		…
1900	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1901		2171
1902	1	2172	1
1903	}	2173	}
1904		2174
		2175	# used to laod the header of an original map
1905	sub load_header_orig {	2176	sub load_header_orig {
1906	my ($self) = @_;	2177	my ($self) = @_;
1907		2178
1908	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1909	}	2180	}
1910		2181
		2182	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2183	sub load_header_temp {
1912	my ($self) = @_;	2184	my ($self) = @_;
1913		2185
1914	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1915	}	2187	}
1916		2188
		2189	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2190	sub prepare_temp {
1918	my ($self) = @_;	2191	my ($self) = @_;
1919		2192
1920	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1922	# safety	2195	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2198	}
1926		2199
		2200	# called after loading the header from an original map
1927	sub prepare_orig {	2201	sub prepare_orig {
1928	my ($self) = @_;	2202	my ($self) = @_;
1929		2203
1930	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2229
1956	sub find;	2230	sub find;
1957	sub find {	2231	sub find {
1958	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1959		2233
		2234	cf::cede_to_tick;
		2235
1960	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1961		2237
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2240
1965	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
1982		2258
1983	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1984	}	2260	}
1985	}	2261	}
1986		2262
1987	sub pre_load { }	2263	sub pre_load { }
1988	sub post_load { }	2264	#sub post_load { } # XS
1989		2265
1990	sub load {	2266	sub load {
1991	my ($self) = @_;	2267	my ($self) = @_;
1992		2268
1993	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2272
1997	{	2273	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1999		2275
2000	return unless $self->valid;	2276	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2278
2005	$self->alloc;	2279	$self->alloc;
2006		2280
2007	$self->pre_load;	2281	$self->pre_load;
2008	cf::cede_to_tick;	2282	cf::cede_to_tick;
2009		2283
		2284	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2286	$f->skip_block;
2012	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2013	or return;	2288	or return;
2014		2289
2015	$self->post_load_original	2290	$self->post_load_original
2016	if delete $self->{load_original};	2291	if delete $self->{load_original};
2017		2292
2018	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2294	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2297	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2025	}	2301	}
2026	}	2302	}
2027	}
2028		2303
2029	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2030		2311
2031	cf::cede_to_tick;	2312	cf::cede_to_tick;
2032	# now do the right thing for maps	2313	# now do the right thing for maps
2033	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2320	$self->decay_objects;
2040	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2041	$self->update_buttons;	2322	$self->update_buttons;
2042	cf::cede_to_tick;	2323	cf::cede_to_tick;
2043	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2044	}	2325	}
2045		2326
2046	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2329	}
2051		2330
2052	$self->post_load;	2331	$self->post_load;
2053	}
2054		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2339	sub customise_for {
2056	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2057		2341
2058	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2343	if $self->per_player;
…		…
2062	# if $self->per_party;	2346	# if $self->per_party;
2063		2347
2064	$self	2348	$self
2065	}	2349	}
2066		2350
2067	# find and load all maps in the 3x3 area around a map
2068	sub load_neighbours {
2069	my ($map) = @_;
2070
2071	my @neigh; # diagonal neighbours
2072
2073	for (0 .. 3) {
2074	my $neigh = $map->tile_path ($_)
2075	or next;
2076	$neigh = find $neigh, $map
2077	or next;
2078	$neigh->load;
2079
2080	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}
2084
2085	for (grep defined $_->[0], @neigh) {
2086	my ($path, $origin) = @$_;
2087	my $neigh = find $path, $origin
2088	or next;
2089	$neigh->load;
2090	}
2091	}
2092
2093	sub find_sync {	2351	sub find_sync {
2094	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2095		2353
2096	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2097	}	2359	}
2098		2360
2099	sub do_load_sync {	2361	sub do_load_sync {
2100	my ($map) = @_;	2362	my ($map) = @_;
2101		2363
		2364	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2104		2367
2105	cf::sync_job { $map->load };	2368	$map->load;
2106	}	2369	}
2107		2370
2108	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2110		2373
2111	sub find_async {	2374	sub find_async {
2112	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2113		2376
2114	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2115		2378
2116	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2118	}	2381	}
2119		2382
2120	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2121		2384
2122	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2137		2400
2138	()	2401	()
2139	}	2402	}
2140		2403
		2404	# common code, used by both ->save and ->swapout
2141	sub save {	2405	sub _save {
2142	my ($self) = @_;	2406	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2407
2146	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2147		2409
2148	return unless $self->dirty;	2410	return unless $self->dirty;
2149		2411
…		…
2169	} else {	2431	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2433	}
2172	}	2434	}
2173		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2174	sub swap_out {	2444	sub swap_out {
2175	my ($self) = @_;	2445	my ($self) = @_;
2176		2446
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2182	return if $self->players;	2451	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2185		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2186	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2187		2503
2188	$self->deactivate;	2504	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2506	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($self) = @_;
2195
2196	# TODO: safety, remove and allow resettable per-player maps
2197	return 1e99 if $self->{deny_reset};
2198
2199	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202	$time + $to
2203	}
2204
2205	sub should_reset {
2206	my ($self) = @_;
2207
2208	$self->reset_at <= $cf::RUNTIME
2209	}
2210
2211	sub reset {
2212	my ($self) = @_;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216	return if $self->players;
2217
2218	warn "resetting map ", $self->path;
2219
2220	$self->in_memory (cf::MAP_SWAPPED);
2221
2222	# need to save uniques path
2223	unless ($self->{deny_save}) {
2224	my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2227	if $uniq;
2228	}
2229
2230	delete $cf::MAP{$self->path};
2231
2232	$self->deactivate;
2233	$_->clear_links_to ($self) for values %cf::MAP;
2234	$self->clear;
2235		2507
2236	$self->unlink_save;	2508	$self->unlink_save;
2237	$self->destroy;	2509	$self->destroy;
2238	}	2510	}
2239		2511
…		…
2247		2519
2248	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2249		2521
2250	$self->unlink_save;	2522	$self->unlink_save;
2251		2523
2252	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2529
…		…
2314	: normalise $_	2586	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2588	]
2317	}	2589	}
2318		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2319	=back	2623	=back
2320		2624
2321	=head3 cf::object	2625	=head3 cf::object
2322		2626
2323	=cut	2627	=cut
…		…
2346		2650
2347	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2348		2652
2349	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2350		2654
2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2352	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2353		2657
2354	=cut	2658	=cut
2355		2659
2356	sub deref {	2660	sub deref {
…		…
2455		2759
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2761
2458	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2461	map.	2765	map.
2462		2766
2463	Will never block.	2767	Will never block.
2464		2768
2465	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2791	my ($self) = @_;
2488		2792
2489	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2490		2794
		2795	++$self->{_link_recursion};
		2796
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2798
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2495		2801
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2803	}
2498		2804
2499	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2501		2807
…		…
2518	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2520		2826
2521	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2524		2830
2525	$map->load;	2831	$map->load;
2526	$map->load_neighbours;
2527		2832
2528	return unless $self->contr->active;	2833	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2834
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2534	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2535		2842
		2843	}
		2844
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2846
2538	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2540	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2541	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2857
2549	our $GOTOGEN;	2858	our $GOTOGEN;
2550		2859
2551	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2553		2868
2554	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2871
2557	$self->enter_link;	2872	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2578	}	2893	}
2579	}	2894	}
2580		2895
2581	my $map = eval {	2896	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2898
2584	if ($map) {	2899	if ($map) {
2585	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2902	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2904	}
2590		2905
2591	$map	2906	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2602	}	2917	}
2603		2918
2604	$done->() if $done;	2919	$done->($self) if $done;
2605	})->prio (1);	2920	})->prio (1);
2606	}	2921	}
2607		2922
2608	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2609		2924
…		…
2677	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2678		2993
2679	unless (eval {	2994	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2681		2996
2682	# random map handling
2683	{
2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686	prepare_random_map $exit
2687	if $exit->slaying eq "/!";
2688	}
2689
2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2693		3023
2694	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2695		3025
2696	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3036
2707	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3038	$self->leave_link;
2709	}	3039	}
2710	})->prio (1);	3040	})->prio (1);
2711	}	3041	}
2712		3042
…		…
2724	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2726		3056
2727	utf8::encode $text;	3057	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2729	}	3084	}
2730		3085
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3087
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3092
2738	=cut	3093	=cut
2739		3094
2740	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2742	"c/identify" => {	3103	"c/identify" => {
2743	id => "infobox",	3104	id => "infobox",
2744	title => "Identify",	3105	title => "Identify",
2745	reply => undef,	3106	reply => undef,
2746	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3109	"c/examine" => {
2749	id => "infobox",	3110	id => "infobox",
2750	title => "Examine",	3111	title => "Examine",
2751	reply => undef,	3112	reply => undef,
2752	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3120	},
2754	"c/book" => {	3121	"c/book" => {
2755	id => "infobox",	3122	id => "infobox",
2756	title => "Book",	3123	title => "Book",
2757	reply => undef,	3124	reply => undef,
…		…
2785	id => "infobox",	3152	id => "infobox",
2786	title => "Skills",	3153	title => "Skills",
2787	reply => undef,	3154	reply => undef,
2788	tooltip => "Shows your experience per skill and item power",	3155	tooltip => "Shows your experience per skill and item power",
2789	},	3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
2790	"c/resistances" => {	3163	"c/resistances" => {
2791	id => "infobox",	3164	id => "infobox",
2792	title => "Resistances",	3165	title => "Resistances",
2793	reply => undef,	3166	reply => undef,
2794	tooltip => "Shows your resistances",	3167	tooltip => "Shows your resistances",
…		…
2796	"c/pets" => {	3169	"c/pets" => {
2797	id => "infobox",	3170	id => "infobox",
2798	title => "Pets",	3171	title => "Pets",
2799	reply => undef,	3172	reply => undef,
2800	tooltip => "Shows information abotu your pets/a specific pet",	3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
2801	},	3180	},
2802	"c/uptime" => {	3181	"c/uptime" => {
2803	id => "infobox",	3182	id => "infobox",
2804	title => "Uptime",	3183	title => "Uptime",
2805	reply => undef,	3184	reply => undef,
…		…
2861	my $pkt = "msg "	3240	my $pkt = "msg "
2862	. $self->{json_coder}->encode (	3241	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3242	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	);	3243	);
2865		3244
2866	# try lzf for large packets
2867	$pkt = "lzf " . Compress::LZF::compress $pkt
2868	if 1024 <= length $pkt and $self->{can_lzf};
2869
2870	# split very large packets
2871	if (8192 < length $pkt and $self->{can_lzf}) {
2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2873	$pkt = "frag";
2874	}
2875
2876	$self->send_packet ($pkt);	3245	$self->send_big_packet ($pkt);
2877	}	3246	}
2878		3247
2879	=item $client->ext_msg ($type, @msg)	3248	=item $client->ext_msg ($type, @msg)
2880		3249
2881	Sends an ext event to the client.	3250	Sends an ext event to the client.
…		…
2883	=cut	3252	=cut
2884		3253
2885	sub cf::client::ext_msg($$@) {	3254	sub cf::client::ext_msg($$@) {
2886	my ($self, $type, @msg) = @_;	3255	my ($self, $type, @msg) = @_;
2887		3256
2888	if ($self->extcmd == 2) {
2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3257	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890	} elsif ($self->extcmd == 1) { # TODO: remove
2891	push @msg, msgtype => "event_$type";
2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893	}
2894	}
2895
2896	=item $client->ext_reply ($msgid, @msg)
2897
2898	Sends an ext reply to the client.
2899
2900	=cut
2901
2902	sub cf::client::ext_reply($$@) {
2903	my ($self, $id, @msg) = @_;
2904
2905	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2907	} elsif ($self->extcmd == 1) {
2908	#TODO: version 1, remove
2909	unshift @msg, msgtype => "reply", msgid => $id;
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}	3258	}
2913		3259
2914	=item $success = $client->query ($flags, "text", \&cb)	3260	=item $success = $client->query ($flags, "text", \&cb)
2915		3261
2916	Queues a query to the client, calling the given callback with	3262	Queues a query to the client, calling the given callback with
…		…
2971	my ($ns, $buf) = @_;	3317	my ($ns, $buf) = @_;
2972		3318
2973	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3319	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2974		3320
2975	if (ref $msg) {	3321	if (ref $msg) {
2976	my ($type, $reply, @payload) =	3322	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2977	"ARRAY" eq ref $msg
2978	? @$msg
2979	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2980		3323
2981	my @reply;
2982
2983	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTIACMD{$type}) {
		3325	$cb->(
		3326	$ns,
		3327	sub {
		3328	$ns->ext_msg ("reply-$reply", @_)
		3329	if $reply;
		3330	},
		3331	@payload
		3332	);
		3333	} else {
		3334	my @reply;
		3335
		3336	if (my $cb = $EXTICMD{$type}) {
2984	@reply = $cb->($ns, @payload);	3337	@reply = $cb->($ns, @payload);
		3338	}
		3339
		3340	$ns->ext_msg ("reply-$reply", @reply)
		3341	if $reply;
2985	}	3342	}
2986
2987	$ns->ext_reply ($reply, @reply)
2988	if $reply;
2989
2990	} else {	3343	} else {
2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3344	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992	}	3345	}
2993		3346
2994	cf::override;	3347	cf::override;
2995	},	3348	},
2996	);	3349	);
…		…
3016		3369
3017	$coro	3370	$coro
3018	}	3371	}
3019		3372
3020	cf::client->attach (	3373	cf::client->attach (
3021	on_destroy => sub {	3374	on_client_destroy => sub {
3022	my ($ns) = @_;	3375	my ($ns) = @_;
3023		3376
3024	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3377	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3025	},	3378	},
3026	);	3379	);
…		…
3042	our $safe_hole = new Safe::Hole;	3395	our $safe_hole = new Safe::Hole;
3043		3396
3044	$SIG{FPE} = 'IGNORE';	3397	$SIG{FPE} = 'IGNORE';
3045		3398
3046	$safe->permit_only (Opcode::opset qw(	3399	$safe->permit_only (Opcode::opset qw(
3047	:base_core :base_mem :base_orig :base_math	3400	:base_core :base_mem :base_orig :base_math :base_loop
3048	grepstart grepwhile mapstart mapwhile	3401	grepstart grepwhile mapstart mapwhile
3049	sort time	3402	sort time
3050	));	3403	));
3051		3404
3052	# here we export the classes and methods available to script code	3405	# here we export the classes and methods available to script code
…		…
3077	decrease split destroy change_exp value msg lore send_msg)],	3430	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3431	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful send_msg)],	3432	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3433	["cf::map" => qw(trigger)],
3081	) {	3434	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3435	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3436	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3437	for @funs;
3086	}	3438	}
3087		3439
…		…
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3456	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3457	$qcode =~ s/\n/\\n/g;
3106		3458
3107	%vars = (_dummy => 0) unless %vars;	3459	%vars = (_dummy => 0) unless %vars;
3108		3460
		3461	my @res;
3109	local $_;	3462	local $_;
3110	local @safe::cf::_safe_eval_args = values %vars;
3111		3463
3112	my $eval =	3464	my $eval =
3113	"do {\n"	3465	"do {\n"
3114	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3466	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3115	. "#line 0 \"{$qcode}\"\n"	3467	. "#line 0 \"{$qcode}\"\n"
3116	. $code	3468	. $code
3117	. "\n}"	3469	. "\n}"
3118	;	3470	;
3119		3471
		3472	if ($CFG{safe_eval}) {
3120	sub_generation_inc;	3473	sub_generation_inc;
		3474	local @safe::cf::_safe_eval_args = values %vars;
3121	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3475	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3122	sub_generation_inc;	3476	sub_generation_inc;
		3477	} else {
		3478	local @cf::_safe_eval_args = values %vars;
		3479	@res = wantarray ? eval eval : scalar eval $eval;
		3480	}
3123		3481
3124	if ($@) {	3482	if ($@) {
3125	warn "$@";	3483	warn "$@",
3126	warn "while executing safe code '$code'\n";	3484	"while executing safe code '$code'\n",
3127	warn "with arguments " . (join " ", %vars) . "\n";	3485	"with arguments " . (join " ", %vars) . "\n";
3128	}	3486	}
3129		3487
3130	wantarray ? @res : $res[0]	3488	wantarray ? @res : $res[0]
3131	}	3489	}
3132		3490
…		…
3146	=cut	3504	=cut
3147		3505
3148	sub register_script_function {	3506	sub register_script_function {
3149	my ($fun, $cb) = @_;	3507	my ($fun, $cb) = @_;
3150		3508
3151	no strict 'refs';	3509	$fun = "safe::$fun" if $CFG{safe_eval};
3152	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3510	*$fun = $safe_hole->wrap ($cb);
3153	}	3511	}
3154		3512
3155	=back	3513	=back
3156		3514
3157	=cut	3515	=cut
3158		3516
3159	#############################################################################	3517	#############################################################################
3160	# the server's init and main functions	3518	# the server's init and main functions
3161		3519
		3520	{
		3521	package cf::face;
		3522
		3523	our %HASH; # hash => idx
		3524	our @DATA; # dynamically-created facedata, only faceste 0 used
		3525	our @FOFS; # file offset, if > 0
		3526	our @SIZE; # size of face, in octets
		3527	our @META; # meta hash of face, if any
		3528	our $DATAFH; # facedata filehandle
		3529
		3530	# internal api, not finalised
		3531	sub set {
		3532	my ($name, $type, $data) = @_;
		3533
		3534	my $idx = cf::face::find $name;
		3535
		3536	if ($idx) {
		3537	delete $HASH{cf::face::get_chksum $idx};
		3538	} else {
		3539	$idx = cf::face::alloc $name;
		3540	}
		3541
		3542	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3543
		3544	cf::face::set_type $idx, $type;
		3545	cf::face::set_csum $idx, 0, $hash;
		3546
		3547	# we need to destroy the SV itself, not just modify it, as a running ix
		3548	# might hold a reference to it: "delete" achieves that.
		3549	delete $FOFS[0][$idx];
		3550	delete $DATA[0][$idx];
		3551	$DATA[0][$idx] = $data;
		3552	$SIZE[0][$idx] = length $data;
		3553	delete $META[$idx];
		3554	$HASH{$hash} = $idx;#d#
		3555
		3556	$idx
		3557	}
		3558
		3559	sub _get_data($$$) {
		3560	my ($idx, $set, $cb) = @_;
		3561
		3562	if (defined $DATA[$set][$idx]) {
		3563	$cb->($DATA[$set][$idx]);
		3564	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3565	my $size = $SIZE[$set][$idx];
		3566	my $buf;
		3567	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3568	if ($_[0] == $size) {
		3569	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3570	$cb->($buf);
		3571	} else {
		3572	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3573	}
		3574	};
		3575	} else {
		3576	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3577	}
		3578	}
		3579
		3580	# rather ineffient
		3581	sub cf::face::get_data($;$) {
		3582	my ($idx, $set) = @_;
		3583
		3584	_get_data $idx, $set, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $set, $idx, $pri) = @_;
		3590
		3591	_get_data $idx, $set, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595	}
		3596
3162	sub load_facedata($) {	3597	sub load_facedata($) {
3163	my ($path) = @_;	3598	my ($path) = @_;
3164		3599
3165	# HACK to clear player env face cache, we need some signal framework
3166	# for this (global event?)
3167	%ext::player_env::MUSIC_FACE_CACHE = ();
3168
3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3600	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3170		3601
3171	warn "loading facedata from $path\n";	3602	trace "loading facedata from $path\n";
3172		3603
3173	my $facedata;	3604	my $facedata = decode_storable load_file "$path/faceinfo";
3174	0 < aio_load $path, $facedata
3175	or die "$path: $!";
3176
3177	$facedata = Coro::Storable::thaw $facedata;
3178		3605
3179	$facedata->{version} == 2	3606	$facedata->{version} == 2
3180	or cf::cleanup "$path: version mismatch, cannot proceed.";	3607	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3181		3608
3182	# patch in the exptable	3609	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3183	$facedata->{resource}{"res/exp_table"} = {	3610	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3184	type => FT_RSRC,	3611
3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3612	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3186	};	3613
3187	cf::cede_to_tick;	3614	# BEGIN ATOMIC
		3615	# from here on, everything must be atomic - no thread switch allowed
		3616	my $t1 = EV::time;
3188		3617
3189	{	3618	{
3190	my $faces = $facedata->{faceinfo};	3619	my $faces = $facedata->{faceinfo};
3191		3620
3192	while (my ($face, $info) = each %$faces) {	3621	for my $face (sort keys %$faces) {
		3622	my $info = $faces->{$face};
3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3623	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194		3624
3195	cf::face::set_visibility $idx, $info->{visibility};	3625	cf::face::set_visibility $idx, $info->{visibility};
3196	cf::face::set_magicmap $idx, $info->{magicmap};	3626	cf::face::set_magicmap $idx, $info->{magicmap};
3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3627	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3628	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3199		3629	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3200	cf::cede_to_tick;	3630	$cf::face::HASH{$info->{hash64}} = $idx;
		3631	delete $cf::face::META[$idx];
3201	}	3632	}
3202		3633
3203	while (my ($face, $info) = each %$faces) {	3634	while (my ($face, $info) = each %$faces) {
3204	next unless $info->{smooth};	3635	next unless $info->{smooth};
3205		3636
…		…
3208		3639
3209	if (my $smooth = cf::face::find $info->{smooth}) {	3640	if (my $smooth = cf::face::find $info->{smooth}) {
3210	cf::face::set_smooth $idx, $smooth;	3641	cf::face::set_smooth $idx, $smooth;
3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3642	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3212	} else {	3643	} else {
3213	warn "smooth face '$info->{smooth}' not found for face '$face'";	3644	error "smooth face '$info->{smooth}' not found for face '$face'";
3214	}	3645	}
3215
3216	cf::cede_to_tick;
3217	}	3646	}
3218	}	3647	}
3219		3648
3220	{	3649	{
3221	my $anims = $facedata->{animinfo};	3650	my $anims = $facedata->{animinfo};
3222		3651
3223	while (my ($anim, $info) = each %$anims) {	3652	while (my ($anim, $info) = each %$anims) {
3224	cf::anim::set $anim, $info->{frames}, $info->{facings};	3653	cf::anim::set $anim, $info->{frames}, $info->{facings};
3225	cf::cede_to_tick;
3226	}	3654	}
3227		3655
3228	cf::anim::invalidate_all; # d'oh	3656	cf::anim::invalidate_all; # d'oh
3229	}	3657	}
3230		3658
3231	{	3659	{
3232	# TODO: for gcfclient pleasure, we should give resources
3233	# that gcfclient doesn't grok a >10000 face index.
3234	my $res = $facedata->{resource};	3660	my $res = $facedata->{resource};
3235		3661
3236	while (my ($name, $info) = each %$res) {	3662	while (my ($name, $info) = each %$res) {
3237	if (defined $info->{type}) {	3663	if (defined (my $type = $info->{type})) {
		3664	# TODO: different hash - must free and use new index, or cache ixface data queue
3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3665	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239	my $data;
3240		3666
3241	if ($info->{type} & 1) {
3242	# prepend meta info
3243
3244	my $meta = $enc->encode ({
3245	name => $name,
3246	%{ $info->{meta} || {} },
3247	});
3248
3249	$data = pack "(w/a*)*", $meta, $info->{data};
3250	} else {
3251	$data = $info->{data};
3252	}
3253
3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3255	cf::face::set_type $idx, $info->{type};	3667	cf::face::set_type $idx, $type;
		3668	cf::face::set_csum $idx, 0, $info->{hash};
		3669	$cf::face::SIZE[0][$idx] = $info->{size};
		3670	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3671	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3672	$cf::face::HASH{$info->{hash}} = $idx;
3256	} else {	3673	} else {
3257	$RESOURCE{$name} = $info;	3674	# $RESOURCE{$name} = $info; # unused
3258	}	3675	}
3259
3260	cf::cede_to_tick;
3261	}	3676	}
3262	}	3677	}
		3678
		3679	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3680
		3681	# HACK to clear player env face cache, we need some signal framework
		3682	# for this (global event?)
		3683	%ext::player_env::MUSIC_FACE_CACHE = ();
		3684
		3685	# END ATOMIC
		3686
		3687	cf::debug "facedata atomic update time ", EV::time - $t1;
3263		3688
3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3689	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265		3690
		3691	aio_close $fh if $fh; # close old facedata
		3692
3266	1	3693	1
3267	}	3694	}
3268
3269	cf::global->attach (on_resource_update => sub {
3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3272
3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3274	my $sound = $soundconf->{compat}[$_]
3275	or next;
3276
3277	my $face = cf::face::find "sound/$sound->[1]";
3278	cf::sound::set $sound->[0] => $face;
3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3280	}
3281
3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
3283	my $face = cf::face::find "sound/$v";
3284	cf::sound::set $k => $face;
3285	}
3286	}
3287	});
3288		3695
3289	register_exticmd fx_want => sub {	3696	register_exticmd fx_want => sub {
3290	my ($ns, $want) = @_;	3697	my ($ns, $want) = @_;
3291		3698
3292	while (my ($k, $v) = each %$want) {	3699	while (my ($k, $v) = each %$want) {
…		…
3300	my $status = load_resource_file_ $_[0];	3707	my $status = load_resource_file_ $_[0];
3301	get_slot 0.1, 100;	3708	get_slot 0.1, 100;
3302	cf::arch::commit_load;	3709	cf::arch::commit_load;
3303		3710
3304	$status	3711	$status
		3712	}
		3713
		3714	sub reload_exp_table {
		3715	_reload_exp_table;
		3716
		3717	cf::face::set
		3718	"res/exp_table" => FT_RSRC,
		3719	JSON::XS->new->utf8->canonical->encode (
		3720	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3721	);
		3722	}
		3723
		3724	sub reload_materials {
		3725	_reload_materials;
3305	}	3726	}
3306		3727
3307	sub reload_regions {	3728	sub reload_regions {
3308	# HACK to clear player env face cache, we need some signal framework	3729	# HACK to clear player env face cache, we need some signal framework
3309	# for this (global event?)	3730	# for this (global event?)
…		…
3317	if exists $_->{match};	3738	if exists $_->{match};
3318	}	3739	}
3319	}	3740	}
3320		3741
3321	sub reload_facedata {	3742	sub reload_facedata {
3322	load_facedata "$DATADIR/facedata"	3743	load_facedata $DATADIR
3323	or die "unable to load facedata\n";	3744	or die "unable to load facedata\n";
3324	}	3745	}
3325		3746
3326	sub reload_archetypes {	3747	sub reload_archetypes {
3327	load_resource_file "$DATADIR/archetypes"	3748	load_resource_file "$DATADIR/archetypes"
3328	or die "unable to load archetypes\n";	3749	or die "unable to load archetypes\n";
		3750
		3751	cf::face::set
		3752	"res/skill_info" => FT_RSRC,
		3753	JSON::XS->new->utf8->canonical->encode (
		3754	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3755	);
		3756
		3757	cf::face::set
		3758	"res/spell_paths" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3761	);
3329	}	3762	}
3330		3763
3331	sub reload_treasures {	3764	sub reload_treasures {
3332	load_resource_file "$DATADIR/treasures"	3765	load_resource_file "$DATADIR/treasures"
3333	or die "unable to load treasurelists\n";	3766	or die "unable to load treasurelists\n";
3334	}	3767	}
3335		3768
		3769	sub reload_sound {
		3770	trace "loading sound config from $DATADIR/sound\n";
		3771
		3772	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3773
		3774	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3775	my $sound = $soundconf->{compat}[$_]
		3776	or next;
		3777
		3778	my $face = cf::face::find "sound/$sound->[1]";
		3779	cf::sound::set $sound->[0] => $face;
		3780	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3781	}
		3782
		3783	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3784	my $face = cf::face::find "sound/$v";
		3785	cf::sound::set $k => $face;
		3786	}
		3787	}
		3788
3336	sub reload_resources {	3789	sub reload_resources {
3337	warn "reloading resource files...\n";	3790	trace "reloading resource files...\n";
3338		3791
		3792	reload_materials;
3339	reload_facedata;	3793	reload_facedata;
		3794	reload_exp_table;
		3795	reload_sound;
3340	reload_archetypes;	3796	reload_archetypes;
3341	reload_regions;	3797	reload_regions;
3342	reload_treasures;	3798	reload_treasures;
3343		3799
3344	warn "finished reloading resource files\n";	3800	trace "finished reloading resource files\n";
3345	}	3801	}
3346		3802
3347	sub reload_config {	3803	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3804	trace "reloading config file...\n";
3349	or return;
3350		3805
3351	local $/;	3806	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3807	utf8::decode $config;
		3808	*CFG = decode_yaml $config;
3353		3809
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3810	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3811
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3812	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3813	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3814
3359	if (exists $CFG{mlockall}) {	3815	if (exists $CFG{mlockall}) {
…		…
3382		3838
3383	seek $fh, 0, 0;	3839	seek $fh, 0, 0;
3384	print $fh $$;	3840	print $fh $$;
3385	}	3841	}
3386		3842
		3843	sub main_loop {
		3844	trace "EV::loop starting\n";
		3845	if (1) {
		3846	EV::loop;
		3847	}
		3848	trace "EV::loop returned\n";
		3849	goto &main_loop unless $REALLY_UNLOOP;
		3850	}
		3851
3387	sub main {	3852	sub main {
3388	cf::init_globals; # initialise logging	3853	cf::init_globals; # initialise logging
3389		3854
3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3855	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3856	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3857	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3858	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394		3859
3395	cf::init_experience;
3396	cf::init_anim;
3397	cf::init_attackmess;
3398	cf::init_dynamic;
3399
3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3860	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401		3861
3402	# we must not ever block the main coroutine	3862	# we must not ever block the main coroutine
3403	local $Coro::idle = sub {	3863	$Coro::idle = sub {
3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3864	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3405	(async {	3865	(async {
3406	$Coro::current->{desc} = "IDLE BUG HANDLER";	3866	$Coro::current->{desc} = "IDLE BUG HANDLER";
3407	EV::loop EV::LOOP_ONESHOT;	3867	EV::loop EV::LOOP_ONESHOT;
3408	})->prio (Coro::PRIO_MAX);	3868	})->prio (Coro::PRIO_MAX);
3409	};	3869	};
3410		3870
3411	evthread_start IO::AIO::poll_fileno;	3871	evthread_start IO::AIO::poll_fileno;
3412		3872
3413	cf::sync_job {	3873	cf::sync_job {
		3874	cf::incloader::init ();
		3875
		3876	db_init;
		3877
		3878	cf::init_anim;
		3879	cf::init_attackmess;
		3880	cf::init_dynamic;
		3881
		3882	cf::load_settings;
		3883
3414	reload_resources;	3884	reload_resources;
3415	reload_config;	3885	reload_config;
3416	db_init;
3417		3886
3418	cf::load_settings;
3419	cf::load_materials;
3420	cf::init_uuid;	3887	cf::init_uuid;
3421	cf::init_signals;	3888	cf::init_signals;
3422	cf::init_commands;
3423	cf::init_skills;	3889	cf::init_skills;
3424		3890
3425	cf::init_beforeplay;	3891	cf::init_beforeplay;
3426		3892
3427	atomic;	3893	atomic;
…		…
3429	load_extensions;	3895	load_extensions;
3430		3896
3431	utime time, time, $RUNTIMEFILE;	3897	utime time, time, $RUNTIMEFILE;
3432		3898
3433	# no (long-running) fork's whatsoever before this point(!)	3899	# no (long-running) fork's whatsoever before this point(!)
		3900	use POSIX ();
3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3901	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435		3902
3436	(pop @POST_INIT)->(0) while @POST_INIT;	3903	cf::_post_init 0;
3437	};	3904	};
3438		3905
3439	EV::loop;	3906	cf::object::thawer::errors_are_fatal 0;
		3907	info "parse errors in files are no longer fatal from this point on.\n";
		3908
		3909	AE::postpone {
		3910	undef &main; # free gobs of memory :)
		3911	};
		3912
		3913	goto &main_loop;
3440	}	3914	}
3441		3915
3442	#############################################################################	3916	#############################################################################
3443	# initialisation and cleanup	3917	# initialisation and cleanup
3444		3918
3445	# install some emergency cleanup handlers	3919	# install some emergency cleanup handlers
3446	BEGIN {	3920	BEGIN {
3447	our %SIGWATCHER = ();	3921	our %SIGWATCHER = ();
3448	for my $signal (qw(INT HUP TERM)) {	3922	for my $signal (qw(INT HUP TERM)) {
3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3923	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3450	cf::cleanup "SIG$signal";	3924	cf::cleanup "SIG$signal";
3451	};	3925	};
3452	}	3926	}
3453	}	3927	}
3454		3928
3455	sub write_runtime_sync {	3929	sub write_runtime_sync {
		3930	my $t0 = AE::time;
		3931
3456	# first touch the runtime file to show we are still running:	3932	# first touch the runtime file to show we are still running:
3457	# the fsync below can take a very very long time.	3933	# the fsync below can take a very very long time.
3458		3934
3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3935	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460		3936
3461	my $guard = cf::lock_acquire "write_runtime";	3937	my $guard = cf::lock_acquire "write_runtime";
3462		3938
3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3939	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3464	or return;	3940	or return;
3465		3941
3466	my $value = $cf::RUNTIME + 90 + 10;	3942	my $value = $cf::RUNTIME + 90 + 10;
3467	# 10 is the runtime save interval, for a monotonic clock	3943	# 10 is the runtime save interval, for a monotonic clock
3468	# 60 allows for the watchdog to kill the server.	3944	# 60 allows for the watchdog to kill the server.
…		…
3481	or return;	3957	or return;
3482		3958
3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3959	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484	and return;	3960	and return;
3485		3961
3486	warn "runtime file written.\n";	3962	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3487		3963
3488	1	3964	1
3489	}	3965	}
3490		3966
3491	our $uuid_lock;	3967	our $uuid_lock;
…		…
3503	or return;	3979	or return;
3504		3980
3505	my $value = uuid_seq uuid_cur;	3981	my $value = uuid_seq uuid_cur;
3506		3982
3507	unless ($value) {	3983	unless ($value) {
3508	warn "cowardly refusing to write zero uuid value!\n";	3984	info "cowardly refusing to write zero uuid value!\n";
3509	return;	3985	return;
3510	}	3986	}
3511		3987
3512	my $value = uuid_str $value + $uuid_skip;	3988	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3989	$uuid_skip = 0;
…		…
3523	or return;	3999	or return;
3524		4000
3525	aio_rename "$uuid~", $uuid	4001	aio_rename "$uuid~", $uuid
3526	and return;	4002	and return;
3527		4003
3528	warn "uuid file written ($value).\n";	4004	trace "uuid file written ($value).\n";
3529		4005
3530	1	4006	1
3531		4007
3532	}	4008	}
3533		4009
…		…
3539	}	4015	}
3540		4016
3541	sub emergency_save() {	4017	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	4018	my $freeze_guard = cf::freeze_mainloop;
3543		4019
3544	warn "emergency_perl_save: enter\n";	4020	info "emergency_perl_save: enter\n";
		4021
		4022	# this is a trade-off: we want to be very quick here, so
		4023	# save all maps without fsync, and later call a global sync
		4024	# (which in turn might be very very slow)
		4025	local $USE_FSYNC = 0;
3545		4026
3546	cf::sync_job {	4027	cf::sync_job {
3547	# this is a trade-off: we want to be very quick here, so	4028	cf::write_runtime_sync; # external watchdog should not bark
3548	# save all maps without fsync, and later call a global sync
3549	# (which in turn might be very very slow)
3550	local $USE_FSYNC = 0;
3551		4029
3552	# use a peculiar iteration method to avoid tripping on perl	4030	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	4031	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	4032	# and maps saved/destroyed asynchronously.
3555	warn "emergency_perl_save: begin player save\n";	4033	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	4034	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	4035	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	4036	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4037	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	4038	$pl->save;
3561	}	4039	}
3562	warn "emergency_perl_save: end player save\n";	4040	info "emergency_perl_save: end player save\n";
3563		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
3564	warn "emergency_perl_save: begin map save\n";	4044	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	4045	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	4046	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	4047	$map->valid or next;
3568	$map->save;	4048	$map->save;
3569	}	4049	}
3570	warn "emergency_perl_save: end map save\n";	4050	info "emergency_perl_save: end map save\n";
3571		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
3572	warn "emergency_perl_save: begin database checkpoint\n";	4054	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	4055	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "emergency_perl_save: end database checkpoint\n";	4056	info "emergency_perl_save: end database checkpoint\n";
3575		4057
3576	warn "emergency_perl_save: begin write uuid\n";	4058	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	4059	write_uuid_sync 1;
3578	warn "emergency_perl_save: end write uuid\n";	4060	info "emergency_perl_save: end write uuid\n";
		4061
		4062	cf::write_runtime_sync; # external watchdog should not bark
		4063
		4064	trace "emergency_perl_save: syncing database to disk";
		4065	BDB::db_env_txn_checkpoint $DB_ENV;
		4066
		4067	info "emergency_perl_save: starting sync\n";
		4068	IO::AIO::aio_sync sub {
		4069	info "emergency_perl_save: finished sync\n";
		4070	};
		4071
		4072	cf::write_runtime_sync; # external watchdog should not bark
		4073
		4074	trace "emergency_perl_save: flushing outstanding aio requests";
		4075	while (IO::AIO::nreqs || BDB::nreqs) {
		4076	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4077	}
		4078
		4079	cf::write_runtime_sync; # external watchdog should not bark
3579	};	4080	};
3580		4081
3581	warn "emergency_perl_save: starting sync()\n";
3582	IO::AIO::aio_sync sub {
3583	warn "emergency_perl_save: finished sync()\n";
3584	};
3585
3586	warn "emergency_perl_save: leave\n";	4082	info "emergency_perl_save: leave\n";
3587	}	4083	}
3588		4084
3589	sub post_cleanup {	4085	sub post_cleanup {
3590	my ($make_core) = @_;	4086	my ($make_core) = @_;
3591		4087
		4088	IO::AIO::flush;
		4089
3592	warn Carp::longmess "post_cleanup backtrace"	4090	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	4091	if $make_core;
3594		4092
3595	my $fh = pidfile;	4093	my $fh = pidfile;
3596	unlink $PIDFILE if <$fh> == $$;	4094	unlink $PIDFILE if <$fh> == $$;
3597	}	4095	}
…		…
3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4115	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618	for my $name (keys %$leaf_symtab) {	4116	for my $name (keys %$leaf_symtab) {
3619	_gv_clear *{"$pkg$name"};	4117	_gv_clear *{"$pkg$name"};
3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4118	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621	}	4119	}
3622	warn "cleared package $pkg\n";#d#
3623	}	4120	}
3624		4121
3625	sub do_reload_perl() {	4122	sub do_reload_perl() {
3626	# can/must only be called in main	4123	# can/must only be called in main
3627	if ($Coro::current != $Coro::main) {	4124	unless (in_main) {
3628	warn "can only reload from main coroutine";	4125	error "can only reload from main coroutine";
3629	return;	4126	return;
3630	}	4127	}
3631		4128
3632	return if $RELOAD++;	4129	return if $RELOAD++;
3633		4130
3634	my $t1 = EV::time;	4131	my $t1 = AE::time;
3635		4132
3636	while ($RELOAD) {	4133	while ($RELOAD) {
3637	warn "reloading...";	4134	cf::get_slot 0.1, -1, "reload_perl";
		4135	info "perl_reload: reloading...";
3638		4136
3639	warn "entering sync_job";	4137	trace "perl_reload: entering sync_job";
3640		4138
3641	cf::sync_job {	4139	cf::sync_job {
3642	cf::write_runtime_sync; # external watchdog should not bark
3643	cf::emergency_save;	4140	#cf::emergency_save;
3644	cf::write_runtime_sync; # external watchdog should not bark
3645		4141
3646	warn "syncing database to disk";
3647	BDB::db_env_txn_checkpoint $DB_ENV;
3648
3649	# if anything goes wrong in here, we should simply crash as we already saved
3650
3651	warn "flushing outstanding aio requests";
3652	while (IO::AIO::nreqs || BDB::nreqs) {
3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3654	}
3655
3656	warn "cancelling all extension coros";	4142	trace "perl_reload: cancelling all extension coros";
3657	$_->cancel for values %EXT_CORO;	4143	$_->cancel for values %EXT_CORO;
3658	%EXT_CORO = ();	4144	%EXT_CORO = ();
3659		4145
3660	warn "removing commands";	4146	trace "perl_reload: removing commands";
3661	%COMMAND = ();	4147	%COMMAND = ();
3662		4148
3663	warn "removing ext/exti commands";	4149	trace "perl_reload: removing ext/exti commands";
3664	%EXTCMD = ();	4150	%EXTCMD = ();
3665	%EXTICMD = ();	4151	%EXTICMD = ();
3666		4152
3667	warn "unloading/nuking all extensions";	4153	trace "perl_reload: unloading/nuking all extensions";
3668	for my $pkg (@EXTS) {	4154	for my $pkg (@EXTS) {
3669	warn "... unloading $pkg";	4155	trace "... unloading $pkg";
3670		4156
3671	if (my $cb = $pkg->can ("unload")) {	4157	if (my $cb = $pkg->can ("unload")) {
3672	eval {	4158	eval {
3673	$cb->($pkg);	4159	$cb->($pkg);
3674	1	4160	1
3675	} or warn "$pkg unloaded, but with errors: $@";	4161	} or error "$pkg unloaded, but with errors: $@";
3676	}	4162	}
3677		4163
3678	warn "... clearing $pkg";	4164	trace "... clearing $pkg";
3679	clear_package $pkg;	4165	clear_package $pkg;
3680	}	4166	}
3681		4167
3682	warn "unloading all perl modules loaded from $LIBDIR";	4168	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3683	while (my ($k, $v) = each %INC) {	4169	while (my ($k, $v) = each %INC) {
3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685		4171
3686	warn "... unloading $k";	4172	trace "... unloading $k";
3687	delete $INC{$k};	4173	delete $INC{$k};
3688		4174
3689	$k =~ s/\.pm$//;	4175	$k =~ s/\.pm$//;
3690	$k =~ s/\//::/g;	4176	$k =~ s/\//::/g;
3691		4177
…		…
3694	}	4180	}
3695		4181
3696	clear_package $k;	4182	clear_package $k;
3697	}	4183	}
3698		4184
3699	warn "getting rid of safe::, as good as possible";	4185	trace "perl_reload: getting rid of safe::, as good as possible";
3700	clear_package "safe::$_"	4186	clear_package "safe::$_"
3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3702		4188
3703	warn "unloading cf.pm \"a bit\"";	4189	trace "perl_reload: unloading cf.pm \"a bit\"";
3704	delete $INC{"cf.pm"};	4190	delete $INC{"cf.pm"};
3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4191	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3706		4192
3707	# don't, removes xs symbols, too,	4193	# don't, removes xs symbols, too,
3708	# and global variables created in xs	4194	# and global variables created in xs
3709	#clear_package __PACKAGE__;	4195	#clear_package __PACKAGE__;
3710		4196
3711	warn "unload completed, starting to reload now";	4197	info "perl_reload: unload completed, starting to reload now";
3712		4198
3713	warn "reloading cf.pm";	4199	trace "perl_reload: reloading cf.pm";
3714	require cf;	4200	require cf;
3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4201	cf::_connect_to_perl_1;
3716		4202
3717	warn "loading config and database again";	4203	trace "perl_reload: loading config and database again";
3718	cf::reload_config;	4204	cf::reload_config;
3719		4205
3720	warn "loading extensions";	4206	trace "perl_reload: loading extensions";
3721	cf::load_extensions;	4207	cf::load_extensions;
3722		4208
3723	if ($REATTACH_ON_RELOAD) {	4209	if ($REATTACH_ON_RELOAD) {
3724	warn "reattaching attachments to objects/players";	4210	trace "perl_reload: reattaching attachments to objects/players";
3725	_global_reattach; # objects, sockets	4211	_global_reattach; # objects, sockets
3726	warn "reattaching attachments to maps";	4212	trace "perl_reload: reattaching attachments to maps";
3727	reattach $_ for values %MAP;	4213	reattach $_ for values %MAP;
3728	warn "reattaching attachments to players";	4214	trace "perl_reload: reattaching attachments to players";
3729	reattach $_ for values %PLAYER;	4215	reattach $_ for values %PLAYER;
3730	}	4216	}
3731		4217
3732	warn "running post_init jobs";	4218	cf::_post_init 1;
3733	(pop @POST_INIT)->(1) while @POST_INIT;
3734		4219
3735	warn "leaving sync_job";	4220	trace "perl_reload: leaving sync_job";
3736		4221
3737	1	4222	1
3738	} or do {	4223	} or do {
3739	warn $@;	4224	error $@;
3740	cf::cleanup "error while reloading, exiting.";	4225	cf::cleanup "perl_reload: error, exiting.";
3741	};	4226	};
3742		4227
3743	warn "reloaded";
3744	--$RELOAD;	4228	--$RELOAD;
3745	}	4229	}
3746		4230
3747	$t1 = EV::time - $t1;	4231	$t1 = AE::time - $t1;
3748	warn "reload completed in ${t1}s\n";	4232	info "perl_reload: completed in ${t1}s\n";
3749	};	4233	};
3750		4234
3751	our $RELOAD_WATCHER; # used only during reload	4235	our $RELOAD_WATCHER; # used only during reload
3752		4236
3753	sub reload_perl() {	4237	sub reload_perl() {
…		…
3755	# coro crashes during coro_state_free->destroy here.	4239	# coro crashes during coro_state_free->destroy here.
3756		4240
3757	$RELOAD_WATCHER ||= cf::async {	4241	$RELOAD_WATCHER ||= cf::async {
3758	Coro::AIO::aio_wait cache_extensions;	4242	Coro::AIO::aio_wait cache_extensions;
3759		4243
3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4244	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4245	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4246	undef $RELOAD_WATCHER;
3763	};	4247	};
3764	};	4248	};
3765	}	4249	}
…		…
3774	reload_perl;	4258	reload_perl;
3775	};	4259	};
3776	}	4260	}
3777	};	4261	};
3778		4262
3779	unshift @INC, $LIBDIR;	4263	#############################################################################
3780		4264
3781	my $bug_warning = 0;	4265	my $bug_warning = 0;
3782		4266
3783	our @WAIT_FOR_TICK;
3784	our @WAIT_FOR_TICK_BEGIN;
3785
3786	sub wait_for_tick {	4267	sub wait_for_tick() {
3787	return if tick_inhibit || $Coro::current == $Coro::main;	4268	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3788		4269
3789	my $signal = new Coro::Signal;	4270	$WAIT_FOR_TICK->wait;
3790	push @WAIT_FOR_TICK, $signal;
3791	$signal->wait;
3792	}	4271	}
3793		4272
3794	sub wait_for_tick_begin {	4273	sub wait_for_tick_begin() {
3795	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3796		4275
3797	my $signal = new Coro::Signal;	4276	my $signal = new Coro::Signal;
3798	push @WAIT_FOR_TICK_BEGIN, $signal;	4277	push @WAIT_FOR_TICK_BEGIN, $signal;
3799	$signal->wait;	4278	$signal->wait;
3800	}	4279	}
…		…
3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4283	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3805	unless ++$bug_warning > 10;	4284	unless ++$bug_warning > 10;
3806	return;	4285	return;
3807	}	4286	}
3808		4287
3809	cf::server_tick; # one server iteration	4288	cf::one_tick; # one server iteration
		4289
		4290	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3810		4291
3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4292	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4293	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3813	Coro::async_pool {	4294	Coro::async_pool {
3814	$Coro::current->{desc} = "runtime saver";	4295	$Coro::current->{desc} = "runtime saver";
3815	write_runtime_sync	4296	write_runtime_sync
3816	or warn "ERROR: unable to write runtime file: $!";	4297	or error "ERROR: unable to write runtime file: $!";
3817	};	4298	};
3818	}	4299	}
3819		4300
3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4301	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3821	$sig->send;	4302	$sig->send;
3822	}	4303	}
3823	while (my $sig = shift @WAIT_FOR_TICK) {	4304	$WAIT_FOR_TICK->broadcast;
3824	$sig->send;
3825	}
3826		4305
3827	$LOAD = ($NOW - $TICK_START) / $TICK;	4306	$LOAD = ($NOW - $TICK_START) / $TICK;
3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4307	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3829		4308
3830	if (0) {	4309	if (0) {
3831	if ($NEXT_TICK) {	4310	if ($NEXT_TICK) {
3832	my $jitter = $TICK_START - $NEXT_TICK;	4311	my $jitter = $TICK_START - $NEXT_TICK;
3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4312	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834	warn "jitter $JITTER\n";#d#	4313	debug "jitter $JITTER\n";#d#
3835	}	4314	}
3836	}	4315	}
3837	}	4316	}
3838		4317
3839	{	4318	{
3840	# configure BDB	4319	# configure BDB
		4320	info "initialising database";
3841		4321
3842	BDB::min_parallel 8;	4322	BDB::min_parallel 16;
3843	BDB::max_poll_reqs $TICK * 0.1;	4323	BDB::max_poll_reqs $TICK * 0.1;
3844	$AnyEvent::BDB::WATCHER->priority (1);	4324	#$AnyEvent::BDB::WATCHER->priority (1);
3845		4325
3846	unless ($DB_ENV) {	4326	unless ($DB_ENV) {
3847	$DB_ENV = BDB::db_env_create;	4327	$DB_ENV = BDB::db_env_create;
3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4328	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4329	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4354	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3875	};	4355	};
3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4356	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4357	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3878	};	4358	};
		4359
		4360	info "database initialised";
3879	}	4361	}
3880		4362
3881	{	4363	{
3882	# configure IO::AIO	4364	# configure IO::AIO
3883		4365
		4366	info "initialising aio";
3884	IO::AIO::min_parallel 8;	4367	IO::AIO::min_parallel 8;
3885	IO::AIO::max_poll_time $TICK * 0.1;	4368	IO::AIO::max_poll_time $TICK * 0.1;
3886	undef $AnyEvent::AIO::WATCHER;	4369	undef $AnyEvent::AIO::WATCHER;
		4370	info "aio initialised";
3887	}	4371	}
3888		4372
3889	my $_log_backtrace;	4373	our $_log_backtrace;
		4374	our $_log_backtrace_last;
3890		4375
3891	sub _log_backtrace {	4376	sub _log_backtrace {
3892	my ($msg, @addr) = @_;	4377	my ($msg, @addr) = @_;
3893		4378
3894	$msg =~ s/\n//;	4379	$msg =~ s/\n$//;
3895		4380
		4381	if ($_log_backtrace_last eq $msg) {
		4382	LOG llevInfo, "[ABT] $msg\n";
		4383	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3896	# limit the # of concurrent backtraces	4384	# limit the # of concurrent backtraces
3897	if ($_log_backtrace < 2) {	4385	} elsif ($_log_backtrace < 2) {
		4386	$_log_backtrace_last = $msg;
3898	++$_log_backtrace;	4387	++$_log_backtrace;
3899	my $perl_bt = Carp::longmess $msg;	4388	my $perl_bt = Carp::longmess $msg;
3900	async {	4389	async {
3901	$Coro::current->{desc} = "abt $msg";	4390	$Coro::current->{desc} = "abt $msg";
3902		4391
…		…
3922	LOG llevInfo, "[ABT] $_\n" for @bt;	4411	LOG llevInfo, "[ABT] $_\n" for @bt;
3923	--$_log_backtrace;	4412	--$_log_backtrace;
3924	};	4413	};
3925	} else {	4414	} else {
3926	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $msg\n";
3927	LOG llevInfo, "[ABT] [suppressed]\n";	4416	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3928	}	4417	}
3929	}	4418	}
3930		4419
3931	# load additional modules	4420	# load additional modules
3932	require "cf/$_.pm" for @EXTRA_MODULES;	4421	require "cf/$_.pm" for @EXTRA_MODULES;
		4422	cf::_connect_to_perl_2;
3933		4423
3934	END { cf::emergency_save }	4424	END { cf::emergency_save }
3935		4425
3936	1	4426	1
3937		4427

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