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Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC vs.
Revision 1.621 by root, Fri Nov 18 20:55:00 2016 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
77	# strictly for debugging	79	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		81
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		83
		84	our @ORIG_INC;
		85
82	our %COMMAND = ();	86	our %COMMAND = ();
83	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
84		88
85	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
87	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
90		96
91	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	98	our @EVENT;
93	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
94	our %REFLECT; # set by us	100	our %REFLECT; # set by us
95		101
96	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
97	our $DATADIR = datadir;	104	our $DATADIR = datadir;
98	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
99	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
100	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
101	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
102	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
105	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
106	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
107	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
108	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
109		117
110	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
111		125
112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
114	our $NEXT_TICK;	128	our $NEXT_TICK;
115	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
117	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
118	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
119	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
120	our $DB_ENV;	134	our $DB_ENV;
121		135
122	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
123		137
124	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
125		140
126	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
127	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
128	our $NOW;	144	our $NOW;
129		145
130	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
131	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
132	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
141		157
142	our @POST_INIT;	158	our @POST_INIT;
143		159
144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
145	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
146		165
147	binmode STDOUT;	166	binmode STDOUT;
148	binmode STDERR;	167	binmode STDERR;
149		168
150	# read virtual server time, if available	169	# read virtual server time, if available
…		…
161		180
162	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
163		182
164	sub cf::map::normalise;	183	sub cf::map::normalise;
165		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
166	#############################################################################	189	#############################################################################
167		190
168	%REFLECT = ();	191	%REFLECT = ();
169	for (@REFLECT) {	192	for (@REFLECT) {
170	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
171	$REFLECT{$reflect->{class}} = $reflect;	194	$REFLECT{$reflect->{class}} = $reflect;
172	}	195	}
173		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
174	#############################################################################	200	#############################################################################
175		201
176	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
177		203
178	=over 4	204	=over 4
179		205
180	=item $cf::UPTIME	206	=item $cf::UPTIME
181		207
182	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
183		224
184	=item $cf::RUNTIME	225	=item $cf::RUNTIME
185		226
186	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
187	every server tick.	228	every server tick.
188		229
189	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
190	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
191	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
192		233
193	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
194	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
195	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
196	database environment.	237	database environment.
197		238
198	=item $cf::NOW
199
200	The time of the last (current) server tick.
201
202	=item $cf::TICK
203
204	The interval between server ticks, in seconds.
205
206	=item $cf::LOADAVG	239	=item $cf::LOADAVG
207		240
208	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
209	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
210	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
218	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
219	from wherever your confdir points to.	252	from wherever your confdir points to.
220		253
221	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
222		255
223	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
224	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
225	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
226		277
227	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
228		279
229	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
230	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
231	that call.	282	that call.
232		283
233	=item %cf::REFLECT	284	=item %cf::REFLECT
234		285
235	Contains, for each (C++) class name, a hash reference with information	286	Contains, for each (C++) class name, a hash reference with information
236	about object members (methods, scalars and arrays) and other metadata,	287	about object members (methods, scalars, arrays and flags) and other
237	which is useful for introspection.	288	metadata, which is useful for introspection.
238		289
239	=back	290	=back
240		291
241	=cut	292	=cut
		293
		294	sub error(@) { LOG llevError, join "", @_ }
		295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
242		299
243	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
244	my $msg = join "", @_;	301	my $msg = join "", @_;
245		302
246	$msg .= "\n"	303	$msg .= "\n"
247	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
248		305
249	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
250		307
251	LOG llevError, $msg;	308	LOG llevWarn, $msg;
252	};	309	};
253		310
254	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
255	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
256		313
257	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
258		315
259	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
260	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
261	return;#d#	318	return;#d#
262	}#d#	319	}#d#
263		320
264	# kill coroutine otherwise	321	# kill coroutine otherwise
265	Coro::terminate	322	Coro::terminate
…		…
285	)) {	342	)) {
286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
287	}	344	}
288		345
289	$EV::DIED = sub {	346	$EV::DIED = sub {
290	warn "error in event callback: @_";	347	warn "error in event callback: $@";
291	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
292		354
293	#############################################################################	355	#############################################################################
294		356
295	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
296		358
…		…
317	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
318	$d	380	$d
319	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
320	}	382	}
321		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
322	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
323		437
324	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
325		439
326	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
333		447
334	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
335	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
336		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
337	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
338		483
339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
340	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
341		486
342	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
343	is a reload or not.	488	is a reload or not.
344		489
345	=cut	490	=cut
346		491
347	sub post_init(&) {	492	sub post_init(&) {
348	push @POST_INIT, shift;	493	push @POST_INIT, shift;
349	}	494	}
350		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
351	=item cf::lock_wait $string	513	=item cf::lock_wait $string
352		514
353	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
354		516
355	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
356		518
357	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
358	a L<Guard> object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
…		…
392	}	554	}
393		555
394	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
395		557
396	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
397	get spread over timer.	559	get spread over time.
398		560
399	=cut	561	=cut
400		562
401	sub periodic($$) {	563	sub periodic($$) {
402	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
406	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
407	}	569	}
408		570
409	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
410		572
411	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
412	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
413	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
414		580
415	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
416	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
417		583
418	Useful for short background jobs.	584	Useful for short background jobs.
419		585
420	=cut	586	=cut
421		587
422	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
423	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
424		591
425	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
426	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
427	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
428		595
429	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
430		598
431	while () {	599	while () {
432	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
433	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
434	if ($avail > 0.01) {	605
435	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
436	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
437	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
438	$job->[2]->send;	610	$job->[2]->send;
439	Coro::cede;
440	goto next_job;	611	goto next_job;
441	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
442	}	614	}
443	}	615	}
444		616
445	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
446	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
447	push @cf::WAIT_FOR_TICK, $signal;
448	$signal->wait;
449	} else {	619	} else {
		620	$busy = 0;
450	Coro::schedule;	621	Coro::schedule;
451	}	622	}
452	}	623	}
453	};	624	};
454		625
455	sub get_slot($;$$) {	626	sub get_slot($;$$) {
456	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
457		628
458	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
459		630
460	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
461	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
462		634
463	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
464	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
465	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
477	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
478		650
479	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
480		652
481	The design of Deliantra requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
482	is always able to handle events or runnable, as Deliantra is only	654	is always able to handle events or is runnable, as Deliantra is only
483	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
484	acceptable.	656	acceptable.
485		657
486	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
487	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
491	=cut	663	=cut
492		664
493	sub sync_job(&) {	665	sub sync_job(&) {
494	my ($job) = @_;	666	my ($job) = @_;
495		667
496	if ($Coro::current == $Coro::main) {	668	if (in_main) {
497	my $time = EV::time;	669	my $time = AE::time;
498		670
499	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
500	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
501		673
502	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
503		675
504	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
505		677
506	my $busy = 1;	678	my $busy = 1;
507	my @res;	679	my @res;
508		680
509	(async {	681	(async {
510	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
511	@res = eval { $job->() };	683	@res = eval { $job->() };
512	warn $@ if $@;	684	error $@ if $@;
513	undef $busy;	685	undef $busy;
514	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
515		687
516	while ($busy) {	688	while ($busy) {
517	if (Coro::nready) {	689	if (Coro::nready) {
518	Coro::cede_notself;	690	Coro::cede_notself;
519	} else {	691	} else {
520	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
521	}	693	}
522	}	694	}
523		695
524	my $time = EV::time - $time;	696	my $time = AE::time - $time;
525		697
526	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
527		699
528	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
529	} else {	701	} else {
…		…
551	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
552		724
553	$coro	725	$coro
554	}	726	}
555		727
556	=item fork_call { }, $args	728	=item fork_call { }, @args
557		729
558	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
559	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
560	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
561	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
562		734
563	=cut	735	=cut
564		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
565	sub fork_call(&@) {	741	sub fork_call(&@) {
566	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
567		743
568	# we seemingly have to make a local copy of the whole thing,
569	# otherwise perl prematurely frees the stuff :/
570	# TODO: investigate and fix (likely this will be rather laborious)
571
572	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
573	reset_signals;	745	cf::post_fork;
574	&$cb	746	&$cb
575	}, @args;	747	} @args;
576		748
577	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
578	}	761	}
579		762
580	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
581		764
582	=cut	765	=cut
…		…
619	within each server.	802	within each server.
620		803
621	=cut	804	=cut
622		805
623	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
624	my ($name) = @_;	810	my ($name) = @_;
625	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
626		812
627	eval {	813	eval {
628	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
638	}	824	}
639		825
640	our $DB;	826	our $DB;
641		827
642	sub db_init {	828	sub db_init {
643	cf::sync_job {
644	$DB ||= db_table "db";	829	$DB ||= db_table "db";
645	};
646	}	830	}
647		831
648	sub db_get($$) {	832	sub db_get($$) {
649	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
650		834
651	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
652	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
653		839
654	$! ? ()	840	$! ? ()
655	: $data	841	: $data
656	}
657	}	842	}
658		843
659	sub db_put($$$) {	844	sub db_put($$$) {
660	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
661	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
689		874
690	my @data;	875	my @data;
691	my $md5;	876	my $md5;
692		877
693	for (0 .. $#$src) {	878	for (0 .. $#$src) {
694	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
695	or Carp::croak "$src->[$_]: $!";
696	}	880	}
697		881
698	# if processing is expensive, check	882	# if processing is expensive, check
699	# checksum first	883	# checksum first
700	if (1) {	884	if (1) {
…		…
713		897
714	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
715	}	899	}
716	}	900	}
717		901
718	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
719	my $data = $process->(\@data);	903	my $data = $process->(\@data);
720	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
721		905
722	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
723		907
724	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
725	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
726	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
727		911
…		…
737		921
738	=cut	922	=cut
739		923
740	sub datalog($@) {	924	sub datalog($@) {
741	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
742	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
743	}	927	}
744		928
745	=back	929	=back
746		930
747	=cut	931	=cut
…		…
942		1126
943	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
944	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
945		1129
946	} elsif (ref $type) {	1130	} elsif (ref $type) {
947	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
948		1132
949	} else {	1133	} else {
950	shift @arg;	1134	shift @arg;
951	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
952	}	1136	}
953	}	1137	}
954	}	1138	}
955		1139
956	sub _object_attach {	1140	sub _object_attach {
…		…
966	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
967	}	1151	}
968		1152
969	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
970	} else {	1154	} else {
971	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
972	}	1156	}
973		1157
974	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
975	}	1159	}
976		1160
…		…
1035		1219
1036	for (@$callbacks) {	1220	for (@$callbacks) {
1037	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1038		1222
1039	if ($@) {	1223	if ($@) {
1040	warn "$@";
1041	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1042	override;	1225	override;
1043	}	1226	}
1044		1227
1045	return 1 if $override;	1228	return 1 if $override;
1046	}	1229	}
…		…
1125	for (@$attach) {	1308	for (@$attach) {
1126	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1127	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1128	}	1311	}
1129	} else {	1312	} else {
1130	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1131	}	1314	}
1132	}	1315	}
1133	}	1316	}
1134		1317
1135	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1162	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1163		1346
1164	sync_job {	1347	sync_job {
1165	if (length $$rdata) {	1348	if (length $$rdata) {
1166	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1167	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1168	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1169		1353
1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1171	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1173	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1195	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1196		1380
1197	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1198	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1199	} else {	1383	} else {
1200	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1201	}	1385	}
1202	} else {	1386	} else {
1203	aio_unlink $filename;	1387	aio_unlink $filename;
1204	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1205	}	1389	}
…		…
1229	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1230	$av = $st->{objs};	1414	$av = $st->{objs};
1231	}	1415	}
1232		1416
1233	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1234	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1235	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1236		1421
1237	($data, $av)	1422	($data, $av)
1238	}	1423	}
1239		1424
1240	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1244	=cut	1429	=cut
1245		1430
1246	#############################################################################	1431	#############################################################################
1247	# command handling &c	1432	# command handling &c
1248		1433
1249	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1250		1435
1251	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1252	$name.	1437	$name.
1253		1438
1254	=cut	1439	=cut
…		…
1260	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1261		1446
1262	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1263	}	1448	}
1264		1449
1265	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1266		1451
1267	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1268	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1269	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1270	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1271	has logged in successfully.	1456	has logged in successfully.
1272		1457
1273	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1274	called.
1275		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1276	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1277		1466
1278	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1279	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1280	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1281	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1282	log-in.	1471	log-in.
1283		1472
1284	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1285	called.
1286		1474
1287	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1288		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1289	sub register_extcmd {	1482	sub register_extcmd($$) {
1290	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1291		1484
1292	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1293	}	1486	}
1294		1487
1295	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1296	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1297		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1298	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1299	}	1498	}
1300		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1301	use File::Glob ();	1506	use File::Glob ();
1302		1507
1303	cf::player->attach (	1508	cf::player->attach (
1304	on_command => sub {	1509	on_unknown_command => sub {
1305	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1306		1511
1307	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1308	or return;	1513	or return;
1309		1514
…		…
1317	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1318		1523
1319	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1320		1525
1321	if (ref $msg) {	1526	if (ref $msg) {
1322	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1323	"ARRAY" eq ref $msg
1324	? @$msg
1325	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1326		1528
1327	my @reply;
1328
1329	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1330	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1331	}	1547	}
1332		1548
1333	$pl->ext_reply ($reply, @reply)
1334	if $reply;
1335
1336	} else {	1549	} else {
1337	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1338	}	1551	}
1339		1552
1340	cf::override;	1553	cf::override;
1341	},	1554	},
1342	);	1555	);
…		…
1352	};	1565	};
1353		1566
1354	$grp	1567	$grp
1355	}	1568	}
1356		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1357	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1358	cf::sync_job {	1586	cf::sync_job {
1359	my %todo;	1587	my %todo;
1360		1588
1361	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1362	next unless -r $path;	1590	next unless -r $path;
…		…
1380		1608
1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1383		1611
1384	$ext{source} =	1612	$ext{source} =
1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1386	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1387	. $source	1615	. $source
1388	. "\n};\n1";	1616	. "\n};\n1";
1389		1617
1390	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1391	}	1619	}
1392		1620
		1621	my $pass = 0;
1393	my %done;	1622	my %done;
1394	while (%todo) {	1623	while (%todo) {
1395	my $progress;	1624	my $progress;
1396		1625
		1626	++$pass;
		1627
		1628	ext:
1397	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1398	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1399	goto skip	1631	next ext
1400	unless exists $done{$_};	1632	unless exists $done{$_};
1401	}	1633	}
1402		1634
1403	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1404		1636
1405	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1406	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1407	: "$v->{base}: extension inactive.\n";
1408		1650
1409	if (exists $v->{meta}{mandatory}) {
1410	warn $msg;
1411	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1412	}	1652	if exists $v->{meta}{mandatory};
1413		1653
1414	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1415	}	1663	}
1416
1417	$done{$k} = delete $todo{$k};
1418	push @EXTS, $v->{pkg};
1419	$progress = 1;
1420	}	1664	}
1421		1665
1422	skip:	1666	unless ($progress) {
1423	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1424	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1425	}	1676	}
1426	};	1677	};
1427	}	1678	}
1428		1679
1429	#############################################################################	1680	#############################################################################
…		…
1513	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1514	}	1765	}
1515	}	1766	}
1516	}	1767	}
1517		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1518	sub save($) {	1782	sub save($) {
1519	my ($pl) = @_;	1783	my ($pl) = @_;
1520		1784
1521	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1522		1786
…		…
1527		1791
1528	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1529	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1530		1794
1531	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1532		1799
1533	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1534	cf::cede_to_tick;	1801	cf::cede_to_tick;
1535	}	1802	}
1536		1803
…		…
1570	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1571		1838
1572	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1573	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1574		1841
1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1576	$pl->deactivate;	1843	$pl->deactivate;
		1844
1577	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1578	$pl->ob->check_score;
1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1580	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1581		1850
1582	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1583	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1584	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1638	\@logins	1907	\@logins
1639	}	1908	}
1640		1909
1641	=item $player->maps	1910	=item $player->maps
1642		1911
		1912	=item cf::player::maps $login
		1913
1643	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1644	player. May block.	1915	player. May block.
1645		1916
1646	=cut	1917	=cut
1647		1918
…		…
1668		1939
1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1670		1941
1671	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1672		1943
1673	=item $player->ext_reply ($msgid, @msg)
1674
1675	Sends an ext reply to the player.
1676
1677	=cut
1678
1679	sub ext_reply($$@) {
1680	my ($self, $id, @msg) = @_;
1681
1682	$self->ns->ext_reply ($id, @msg)
1683	}
1684
1685	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1686		1945
1687	Sends an ext event to the client.	1946	Sends an ext event to the client.
1688		1947
1689	=cut	1948	=cut
…		…
1708		1967
1709	=cut	1968	=cut
1710		1969
1711	sub find_by_path($) {	1970	sub find_by_path($) {
1712	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1713		1974
1714	my ($match, $specificity);	1975	my ($match, $specificity);
1715		1976
1716	for my $region (list) {	1977	for my $region (list) {
1717	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1746	sub generate_random_map {	2007	sub generate_random_map {
1747	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1748		2009
1749	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1750		2011
1751	# mit "rum" bekleckern, nicht
1752	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1756	$rmp->{exit_on_final_map},
1757	$rmp->{xsize}, $rmp->{ysize},
1758	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1759	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1760	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1761	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1762	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1763	(cf::region::find $rmp->{region}), $rmp->{custom}
1764	)
1765	}	2013	}
1766		2014
1767	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1768		2016
1769	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1774		2022
1775	sub register {	2023	sub register {
1776	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1777	my $pkg = caller;	2025	my $pkg = caller;
1778		2026
1779	no strict;
1780	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1781		2028
1782	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1783	}	2030	}
1784		2031
1785	# also paths starting with '/'	2032	# also paths starting with '/'
1786	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1787		2034
1788	sub thawer_merge {	2035	sub thawer_merge {
1789	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1790		2037
1791	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1796	}	2043	}
1797		2044
1798	sub normalise {	2045	sub normalise {
1799	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1800		2047
1801	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1802		2049
1803	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1804		2051
1805	# map plan:	2052	# map plan:
1806	#	2053	#
…		…
1821	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1822	$path = "$base/$path";	2069	$path = "$base/$path";
1823	}	2070	}
1824		2071
1825	for ($path) {	2072	for ($path) {
1826	redo if s{//}{/};
1827	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1828	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1829	}	2075	}
1830		2076
1831	$path	2077	$path
…		…
1845	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1846	return $self;	2092	return $self;
1847	}	2093	}
1848	}	2094	}
1849		2095
1850	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1851	()	2097	()
1852	}	2098	}
1853		2099
		2100	# may re-bless or do other evil things
1854	sub init {	2101	sub init {
1855	my ($self) = @_;	2102	my ($self) = @_;
1856		2103
1857	$self	2104	$self
1858	}	2105	}
…		…
1923	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1924		2171
1925	1	2172	1
1926	}	2173	}
1927		2174
		2175	# used to laod the header of an original map
1928	sub load_header_orig {	2176	sub load_header_orig {
1929	my ($self) = @_;	2177	my ($self) = @_;
1930		2178
1931	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1932	}	2180	}
1933		2181
		2182	# used to laod the header of an instantiated map
1934	sub load_header_temp {	2183	sub load_header_temp {
1935	my ($self) = @_;	2184	my ($self) = @_;
1936		2185
1937	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1938	}	2187	}
1939		2188
		2189	# called after loading the header from an instantiated map
1940	sub prepare_temp {	2190	sub prepare_temp {
1941	my ($self) = @_;	2191	my ($self) = @_;
1942		2192
1943	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1944	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1945	# safety	2195	# safety
1946	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1947	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1948	}	2198	}
1949		2199
		2200	# called after loading the header from an original map
1950	sub prepare_orig {	2201	sub prepare_orig {
1951	my ($self) = @_;	2202	my ($self) = @_;
1952		2203
1953	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1954	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1978		2229
1979	sub find;	2230	sub find;
1980	sub find {	2231	sub find {
1981	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1982		2233
		2234	cf::cede_to_tick;
		2235
1983	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1984		2237
1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1987		2240
1988	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2005		2258
2006	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2007	}	2260	}
2008	}	2261	}
2009		2262
2010	sub pre_load { }	2263	sub pre_load { }
2011	sub post_load { }	2264	#sub post_load { } # XS
2012		2265
2013	sub load {	2266	sub load {
2014	my ($self) = @_;	2267	my ($self) = @_;
2015		2268
2016	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2019		2272
2020	{	2273	{
2021	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2022		2275
2023	return unless $self->valid;	2276	return unless $self->valid;
2024	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2025
2026	$self->in_memory (cf::MAP_LOADING);
2027		2278
2028	$self->alloc;	2279	$self->alloc;
2029		2280
2030	$self->pre_load;	2281	$self->pre_load;
2031	cf::cede_to_tick;	2282	cf::cede_to_tick;
2032		2283
		2284	if (exists $self->{load_path}) {
2033	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2034	$f->skip_block;	2286	$f->skip_block;
2035	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2036	or return;	2288	or return;
2037		2289
2038	$self->post_load_original	2290	$self->post_load_original
2039	if delete $self->{load_original};	2291	if delete $self->{load_original};
2040		2292
2041	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2042	utf8::encode $uniq;	2294	utf8::encode $uniq;
2043	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2044	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2045	$self->clear_unique_items;	2297	$self->clear_unique_items;
2046	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2047	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2048	}	2301	}
2049	}	2302	}
2050	}
2051		2303
2052	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2053		2311
2054	cf::cede_to_tick;	2312	cf::cede_to_tick;
2055	# now do the right thing for maps	2313	# now do the right thing for maps
2056	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2057	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2061	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2062	$self->decay_objects;	2320	$self->decay_objects;
2063	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2064	$self->update_buttons;	2322	$self->update_buttons;
2065	cf::cede_to_tick;	2323	cf::cede_to_tick;
2066	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2067	}	2325	}
2068		2326
2069	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2070	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2071
2072	$self->in_memory (cf::MAP_ACTIVE);
2073	}	2329	}
2074		2330
2075	$self->post_load;	2331	$self->post_load;
2076	}
2077		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2078	sub customise_for {	2339	sub customise_for {
2079	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2080		2341
2081	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2082	if $self->per_player;	2343	if $self->per_player;
…		…
2085	# if $self->per_party;	2346	# if $self->per_party;
2086		2347
2087	$self	2348	$self
2088	}	2349	}
2089		2350
2090	# find and load all maps in the 3x3 area around a map
2091	sub load_neighbours {
2092	my ($map) = @_;
2093
2094	my @neigh; # diagonal neighbours
2095
2096	for (0 .. 3) {
2097	my $neigh = $map->tile_path ($_)
2098	or next;
2099	$neigh = find $neigh, $map
2100	or next;
2101	$neigh->load;
2102
2103	push @neigh,
2104	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2105	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2106	}
2107
2108	for (grep defined $_->[0], @neigh) {
2109	my ($path, $origin) = @$_;
2110	my $neigh = find $path, $origin
2111	or next;
2112	$neigh->load;
2113	}
2114	}
2115
2116	sub find_sync {	2351	sub find_sync {
2117	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2118		2353
2119	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2120	}	2359	}
2121		2360
2122	sub do_load_sync {	2361	sub do_load_sync {
2123	my ($map) = @_;	2362	my ($map) = @_;
2124		2363
		2364	# it's a bug to call this from the main context
2125	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2126	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2127		2367
2128	cf::sync_job { $map->load };	2368	$map->load;
2129	}	2369	}
2130		2370
2131	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2132	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2133		2373
2134	sub find_async {	2374	sub find_async {
2135	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2136		2376
2137	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2138		2378
2139	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2140	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2141	}	2381	}
2142		2382
2143	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2144		2384
2145	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2146	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2147		2387
2148	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2149	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2150	if (my $map = find $k) {	2390	if (my $map = find $k) {
2151	$map->load if $v;	2391	$map->load if $MAP_PREFETCH{$k};
2152	}	2392	}
2153		2393
2154	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
2155	}	2395	}
2156	}	2396	}
…		…
2159	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2160		2400
2161	()	2401	()
2162	}	2402	}
2163		2403
		2404	# common code, used by both ->save and ->swapout
2164	sub save {	2405	sub _save {
2165	my ($self) = @_;	2406	my ($self) = @_;
2166
2167	my $lock = cf::lock_acquire "map_data:$self->{path}";
2168		2407
2169	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2170		2409
2171	return unless $self->dirty;	2410	return unless $self->dirty;
2172		2411
…		…
2192	} else {	2431	} else {
2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2194	}	2433	}
2195	}	2434	}
2196		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2197	sub swap_out {	2444	sub swap_out {
2198	my ($self) = @_;	2445	my ($self) = @_;
2199		2446
2200	# save first because save cedes
2201	$self->save;
2202
2203	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2204		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2205	return if $self->players;	2451	return if $self->players;
2206	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2207	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2208		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2209	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2210		2503
2211	$self->deactivate;	2504	$self->deactivate;
2212	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->clear;	2506	$self->clear;
2214	}
2215
2216	sub reset_at {
2217	my ($self) = @_;
2218
2219	# TODO: safety, remove and allow resettable per-player maps
2220	return 1e99 if $self->{deny_reset};
2221
2222	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2223	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2224
2225	$time + $to
2226	}
2227
2228	sub should_reset {
2229	my ($self) = @_;
2230
2231	$self->reset_at <= $cf::RUNTIME
2232	}
2233
2234	sub reset {
2235	my ($self) = @_;
2236
2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2238
2239	return if $self->players;
2240
2241	warn "resetting map ", $self->path, "\n";
2242
2243	$self->in_memory (cf::MAP_SWAPPED);
2244
2245	# need to save uniques path
2246	unless ($self->{deny_save}) {
2247	my $uniq = $self->uniq_path; utf8::encode $uniq;
2248
2249	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2250	if $uniq;
2251	}
2252
2253	delete $cf::MAP{$self->path};
2254
2255	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;
2258		2507
2259	$self->unlink_save;	2508	$self->unlink_save;
2260	$self->destroy;	2509	$self->destroy;
2261	}	2510	}
2262		2511
…		…
2270		2519
2271	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2272		2521
2273	$self->unlink_save;	2522	$self->unlink_save;
2274		2523
2275	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2276	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2277	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2278	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2279	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2280		2529
…		…
2337	: normalise $_	2586	: normalise $_
2338	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2339	]	2588	]
2340	}	2589	}
2341		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2342	=back	2623	=back
2343		2624
2344	=head3 cf::object	2625	=head3 cf::object
2345		2626
2346	=cut	2627	=cut
…		…
2369		2650
2370	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2371		2652
2372	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2373		2654
2374	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2375	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2376		2657
2377	=cut	2658	=cut
2378		2659
2379	sub deref {	2660	sub deref {
…		…
2461	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2462		2743
2463	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2464	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2465		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2466	=cut	2772	=cut
2467		2773
2468	sub cf::object::player::may {	2774	sub cf::object::player::may {
2469	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2470		2776
2471	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2472	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2473	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2474	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2475	}	2781	}
2476		2782
2477	=item $player_object->enter_link	2783	=item $player_object->enter_link
2478		2784
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2786
2481	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2483	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2484	map.	2790	map.
2485		2791
2486	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2487		2799
2488	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2489		2801
2490	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2491	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2509	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2510	my ($self) = @_;	2822	my ($self) = @_;
2511		2823
2512	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2513		2825
		2826	++$self->{_link_recursion};
		2827
2514	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2515		2829
2516	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2517	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2518		2832
2519	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2520	}	2834	}
2521		2835
2522	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2523	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2524		2838
…		…
2541	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2542	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2543		2857
2544	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2545	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2546	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2547		2861
2548	$map->load;	2862	$map->load;
2549	$map->load_neighbours;
2550		2863
2551	return unless $self->contr->active;	2864	return unless $self->contr->active;
2552		2865
2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2554	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2555		2868	# entering was successful
		2869	delete $self->{_link_recursion};
2556	# only activate afterwards, to support waiting in hooks	2870	# only activate afterwards, to support waiting in hooks
2557	$self->activate_recursive;	2871	$self->activate_recursive;
2558	}	2872	}
2559		2873
		2874	}
		2875
2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2561		2877
2562	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2563	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2564	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2565	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2572		2888
2573	our $GOTOGEN;	2889	our $GOTOGEN;
2574		2890
2575	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2576	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2577		2899
2578	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2579	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2580		2902
2581	$self->enter_link;	2903	$self->enter_link;
…		…
2601	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2602	}	2924	}
2603	}	2925	}
2604		2926
2605	my $map = eval {	2927	my $map = eval {
2606	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2607		2929
2608	if ($map) {	2930	if ($map) {
2609	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2610	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2611	} else {	2933	} else {
2612	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2613	}	2935	}
2614		2936
2615	$map	2937	$map
…		…
2623	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2624	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2625	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2626	}	2948	}
2627		2949
2628	$done->() if $done;	2950	$done->($self) if $done;
2629	})->prio (1);	2951	})->prio (1);
2630	}	2952	}
2631		2953
2632	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2633		2955
…		…
2701	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2702		3024
2703	unless (eval {	3025	unless (eval {
2704	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2705		3027
2706	# random map handling
2707	{
2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
2709
2710	prepare_random_map $exit
2711	if $exit->slaying eq "/!";
2712	}
2713
2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2715	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2716	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2717		3054
2718	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2719		3056
2720	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2721	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2726	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2727	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2728	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2729	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2730		3067
2731	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2732	$self->leave_link;	3069	$self->leave_link;
2733	}	3070	}
2734	})->prio (1);	3071	})->prio (1);
2735	}	3072	}
2736		3073
2737	=head3 cf::client	3074	=head3 cf::client
2738		3075
2739	=over 4	3076	=over 4
2740		3077
2741	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2742		3079
2743	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2744	should not be used under normal circumstances.	3081	them as required.
2745		3082
2746	=cut	3083	=cut
2747		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2748	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2749	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2750		3089
2751	utf8::encode $text;	3090	# try lzf for large packets
2752	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2753	}	3101	}
2754		3102
2755	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2756		3104
2757	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2758	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2759	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2760	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2761		3109
2762	=cut	3110	=cut
2763		3111
2764	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2765	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2766	"c/identify" => {	3120	"c/identify" => {
2767	id => "infobox",	3121	id => "infobox",
2768	title => "Identify",	3122	title => "Identify",
2769	reply => undef,	3123	reply => undef,
2770	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2772	"c/examine" => {	3126	"c/examine" => {
2773	id => "infobox",	3127	id => "infobox",
2774	title => "Examine",	3128	title => "Examine",
2775	reply => undef,	3129	reply => undef,
2776	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2777	},	3137	},
2778	"c/book" => {	3138	"c/book" => {
2779	id => "infobox",	3139	id => "infobox",
2780	title => "Book",	3140	title => "Book",
2781	reply => undef,	3141	reply => undef,
…		…
2857	id => "death",	3217	id => "death",
2858	title => "Death",	3218	title => "Death",
2859	reply => undef,	3219	reply => undef,
2860	tooltip => "Reason for and more info about your most recent death",	3220	tooltip => "Reason for and more info about your most recent death",
2861	},	3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
2862	"c/say" => $SAY_CHANNEL,	3228	"c/say" => $SAY_CHANNEL,
2863	"c/chat" => $CHAT_CHANNEL,	3229	"c/chat" => $CHAT_CHANNEL,
2864	);	3230	);
2865		3231
2866	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
…		…
2897	my $pkt = "msg "	3263	my $pkt = "msg "
2898	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2900	);	3266	);
2901		3267
2902	# try lzf for large packets
2903	$pkt = "lzf " . Compress::LZF::compress $pkt
2904	if 1024 <= length $pkt and $self->{can_lzf};
2905
2906	# split very large packets
2907	if (8192 < length $pkt and $self->{can_lzf}) {
2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2909	$pkt = "frag";
2910	}
2911
2912	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2913	}	3269	}
2914		3270
2915	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2916		3272
2917	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2919	=cut	3275	=cut
2920		3276
2921	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2922	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2923		3279
2924	if ($self->extcmd == 2) {
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2926	} elsif ($self->extcmd == 1) { # TODO: remove
2927	push @msg, msgtype => "event_$type";
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}
2931
2932	=item $client->ext_reply ($msgid, @msg)
2933
2934	Sends an ext reply to the client.
2935
2936	=cut
2937
2938	sub cf::client::ext_reply($$@) {
2939	my ($self, $id, @msg) = @_;
2940
2941	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2943	} elsif ($self->extcmd == 1) {
2944	#TODO: version 1, remove
2945	unshift @msg, msgtype => "reply", msgid => $id;
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}
2948	}	3281	}
2949		3282
2950	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2951		3284
2952	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2972		3305
2973	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2974	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2975		3308
2976	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2977	}	3349	}
2978		3350
2979	cf::client->attach (	3351	cf::client->attach (
2980	on_connect => sub {	3352	on_connect => sub {
2981	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
3007	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
3008		3380
3009	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3010		3382
3011	if (ref $msg) {	3383	if (ref $msg) {
3012	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3013	"ARRAY" eq ref $msg
3014	? @$msg
3015	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3016		3385
3017	my @reply;
3018
3019	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
3020	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
3021	}	3404	}
3022
3023	$ns->ext_reply ($reply, @reply)
3024	if $reply;
3025
3026	} else {	3405	} else {
3027	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3028	}	3407	}
3029		3408
3030	cf::override;	3409	cf::override;
3031	},	3410	},
3032	);	3411	);
…		…
3052		3431
3053	$coro	3432	$coro
3054	}	3433	}
3055		3434
3056	cf::client->attach (	3435	cf::client->attach (
3057	on_destroy => sub {	3436	on_client_destroy => sub {
3058	my ($ns) = @_;	3437	my ($ns) = @_;
3059		3438
3060	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3061	},	3440	},
3062	);	3441	);
…		…
3078	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3079		3458
3080	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3081		3460
3082	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3083	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3084	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3085	sort time	3464	sort time
3086	));	3465	));
3087		3466
3088	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3113	decrease split destroy change_exp value msg lore send_msg)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3114	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3115	["cf::player" => qw(peaceful send_msg)],	3494	["cf::player" => qw(peaceful send_msg)],
3116	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3117	) {	3496	) {
3118	no strict 'refs';
3119	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3121	for @funs;	3499	for @funs;
3122	}	3500	}
3123		3501
…		…
3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3141	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3142		3520
3143	%vars = (_dummy => 0) unless %vars;	3521	%vars = (_dummy => 0) unless %vars;
3144		3522
		3523	my @res;
3145	local $_;	3524	local $_;
3146	local @safe::cf::_safe_eval_args = values %vars;
3147		3525
3148	my $eval =	3526	my $eval =
3149	"do {\n"	3527	"do {\n"
3150	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3151	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3152	. $code	3530	. $code
3153	. "\n}"	3531	. "\n}"
3154	;	3532	;
3155		3533
		3534	if ($CFG{safe_eval}) {
3156	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3157	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3158	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3159		3543
3160	if ($@) {	3544	if ($@) {
3161	warn "$@";	3545	warn "$@",
3162	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3163	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3164	}	3548	}
3165		3549
3166	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3167	}	3551	}
3168		3552
…		…
3182	=cut	3566	=cut
3183		3567
3184	sub register_script_function {	3568	sub register_script_function {
3185	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3186		3570
3187	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3188	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3189	}	3573	}
3190		3574
3191	=back	3575	=back
3192		3576
3193	=cut	3577	=cut
3194		3578
3195	#############################################################################	3579	#############################################################################
3196	# the server's init and main functions	3580	# the server's init and main functions
3197		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3198	sub load_facedata($) {	3659	sub load_facedata($) {
3199	my ($path) = @_;	3660	my ($path) = @_;
3200		3661
3201	# HACK to clear player env face cache, we need some signal framework
3202	# for this (global event?)
3203	%ext::player_env::MUSIC_FACE_CACHE = ();
3204
3205	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3206		3663
3207	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3208		3665
3209	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3210	0 < aio_load $path, $facedata
3211	or die "$path: $!";
3212
3213	$facedata = Coro::Storable::thaw $facedata;
3214		3667
3215	$facedata->{version} == 2	3668	$facedata->{version} == 2
3216	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3217		3670
3218	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3219	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3220	type => FT_RSRC,	3673
3221	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3222	};	3675
3223	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3224		3679
3225	{	3680	{
3226	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3227		3682
3228	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3230		3686
3231	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3232	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3235		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3236	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3237	}	3694	}
3238		3695
3239	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3240	next unless $info->{smooth};	3697	next unless $info->{smooth};
3241		3698
…		…
3244		3701
3245	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3246	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3248	} else {	3705	} else {
3249	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3250	}	3707	}
3251
3252	cf::cede_to_tick;
3253	}	3708	}
3254	}	3709	}
3255		3710
3256	{	3711	{
3257	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3258		3713
3259	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3260	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3261	cf::cede_to_tick;
3262	}	3716	}
3263		3717
3264	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3265	}	3719	}
3266		3720
3267	{	3721	{
3268	# TODO: for gcfclient pleasure, we should give resources
3269	# that gcfclient doesn't grok a >10000 face index.
3270	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3271		3723
3272	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3273	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3275	my $data;
3276		3728
3277	if ($info->{type} & 1) {
3278	# prepend meta info
3279
3280	my $meta = $enc->encode ({
3281	name => $name,
3282	%{ $info->{meta} || {} },
3283	});
3284
3285	$data = pack "(w/a*)*", $meta, $info->{data};
3286	} else {
3287	$data = $info->{data};
3288	}
3289
3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3291	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3292	} else {	3735	} else {
3293	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3294	}	3737	}
3295
3296	cf::cede_to_tick;
3297	}	3738	}
3298	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3299		3750
3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3301		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3302	1	3755	1
3303	}	3756	}
3304
3305	cf::global->attach (on_resource_update => sub {
3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3308
3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3310	my $sound = $soundconf->{compat}[$_]
3311	or next;
3312
3313	my $face = cf::face::find "sound/$sound->[1]";
3314	cf::sound::set $sound->[0] => $face;
3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3316	}
3317
3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
3319	my $face = cf::face::find "sound/$v";
3320	cf::sound::set $k => $face;
3321	}
3322	}
3323	});
3324		3757
3325	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3326	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3327		3760
3328	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3336	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3337	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3338	cf::arch::commit_load;	3771	cf::arch::commit_load;
3339		3772
3340	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3341	}	3788	}
3342		3789
3343	sub reload_regions {	3790	sub reload_regions {
3344	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3345	# for this (global event?)	3792	# for this (global event?)
…		…
3353	if exists $_->{match};	3800	if exists $_->{match};
3354	}	3801	}
3355	}	3802	}
3356		3803
3357	sub reload_facedata {	3804	sub reload_facedata {
3358	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3359	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3360	}	3807	}
3361		3808
3362	sub reload_archetypes {	3809	sub reload_archetypes {
3363	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3364	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3365	}	3838	}
3366		3839
3367	sub reload_treasures {	3840	sub reload_treasures {
3368	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3369	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3370	}	3843	}
3371		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3372	sub reload_resources {	3865	sub reload_resources {
3373	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3374		3867
		3868	reload_materials;
3375	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3376	reload_archetypes;	3872	reload_archetypes;
3377	reload_regions;	3873	reload_regions;
3378	reload_treasures;	3874	reload_treasures;
3379		3875
3380	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3381	}	3877	}
3382		3878
3383	sub reload_config {	3879	sub reload_config {
3384	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3385	or return;
3386		3881
3387	local $/;	3882	my $config = load_file "$CONFDIR/config";
3388	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3389		3885
3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3391		3887
3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3394		3890
3395	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3419	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3420	print $fh $$;	3916	print $fh $$;
3421	}	3917	}
3422		3918
3423	sub main_loop {	3919	sub main_loop {
3424	warn "EV::loop starting\n";	3920	trace "EV::run starting\n";
3425	if (1) {	3921	if (1) {
3426	EV::loop;	3922	EV::run;
3427	}	3923	}
3428	warn "EV::loop returned\n";	3924	trace "EV::run returned\n";
3429	goto &main_loop unless $REALLY_UNLOOP;	3925	goto &main_loop unless $REALLY_UNLOOP;
3430	}	3926	}
3431		3927
3432	sub main {	3928	sub main {
3433	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3434		3930
3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3439		3935
3440	cf::init_experience;
3441	cf::init_anim;
3442	cf::init_attackmess;
3443	cf::init_dynamic;
3444
3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3446		3937
3447	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3448	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3449	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3450	(async {	3941	(async {
3451	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3452	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3453	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3454	};	3945	};
3455		3946
3456	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3457		3948
3458	cf::sync_job {	3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
3459	reload_resources;	3960	reload_resources;
3460	reload_config;	3961	reload_config;
3461	db_init;
3462		3962
3463	cf::load_settings;
3464	cf::load_materials;
3465	cf::init_uuid;	3963	cf::init_uuid;
3466	cf::init_signals;	3964	cf::init_signals;
3467	cf::init_commands;
3468	cf::init_skills;	3965	cf::init_skills;
3469		3966
3470	cf::init_beforeplay;	3967	cf::init_beforeplay;
3471		3968
3472	atomic;	3969	atomic;
…		…
3477		3974
3478	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
3479	use POSIX ();	3976	use POSIX ();
3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3481		3978
3482	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3483	};	3980	};
3484		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
3485	main_loop;	3989	goto &main_loop;
3486	}	3990	}
3487		3991
3488	#############################################################################	3992	#############################################################################
3489	# initialisation and cleanup	3993	# initialisation and cleanup
3490		3994
3491	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3492	BEGIN {	3996	BEGIN {
3493	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3494	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3495	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3496	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3497	};	4001	};
3498	}	4002	}
3499	}	4003	}
3500		4004
3501	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3502	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3503	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3504		4010
3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3506		4012
3507	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3508		4014
3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3510	or return;	4016	or return;
3511		4017
3512	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3513	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3514	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3527	or return;	4033	or return;
3528		4034
3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3530	and return;	4036	and return;
3531		4037
3532	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3533		4039
3534	1	4040	1
3535	}	4041	}
3536		4042
3537	our $uuid_lock;	4043	our $uuid_lock;
…		…
3549	or return;	4055	or return;
3550		4056
3551	my $value = uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
3552		4058
3553	unless ($value) {	4059	unless ($value) {
3554	warn "cowardly refusing to write zero uuid value!\n";	4060	info "cowardly refusing to write zero uuid value!\n";
3555	return;	4061	return;
3556	}	4062	}
3557		4063
3558	my $value = uuid_str $value + $uuid_skip;	4064	my $value = uuid_str $value + $uuid_skip;
3559	$uuid_skip = 0;	4065	$uuid_skip = 0;
…		…
3569	or return;	4075	or return;
3570		4076
3571	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3572	and return;	4078	and return;
3573		4079
3574	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3575		4081
3576	1	4082	1
3577		4083
3578	}	4084	}
3579		4085
…		…
3585	}	4091	}
3586		4092
3587	sub emergency_save() {	4093	sub emergency_save() {
3588	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3589		4095
3590	warn "emergency_perl_save: enter\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3591		4102
3592	cf::sync_job {	4103	cf::sync_job {
3593	# this is a trade-off: we want to be very quick here, so	4104	cf::write_runtime_sync; # external watchdog should not bark
3594	# save all maps without fsync, and later call a global sync
3595	# (which in turn might be very very slow)
3596	local $USE_FSYNC = 0;
3597		4105
3598	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3599	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3600	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3601	warn "emergency_perl_save: begin player save\n";	4109	info "emergency_perl_save: begin player save\n";
3602	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3603	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3604	$pl->valid or next;	4112	$pl->valid or next;
3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3606	$pl->save;	4114	$pl->save;
3607	}	4115	}
3608	warn "emergency_perl_save: end player save\n";	4116	info "emergency_perl_save: end player save\n";
3609		4117
		4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
3610	warn "emergency_perl_save: begin map save\n";	4120	info "emergency_perl_save: begin map save\n";
3611	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3612	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3613	$map->valid or next;	4123	$map->valid or next;
3614	$map->save;	4124	$map->save;
3615	}	4125	}
3616	warn "emergency_perl_save: end map save\n";	4126	info "emergency_perl_save: end map save\n";
3617		4127
		4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
3618	warn "emergency_perl_save: begin database checkpoint\n";	4130	info "emergency_perl_save: begin database checkpoint\n";
3619	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3620	warn "emergency_perl_save: end database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3621		4133
3622	warn "emergency_perl_save: begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3623	write_uuid_sync 1;	4135	write_uuid_sync 1;
3624	warn "emergency_perl_save: end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3625	};	4156	};
3626		4157
3627	warn "emergency_perl_save: starting sync()\n";
3628	IO::AIO::aio_sync sub {
3629	warn "emergency_perl_save: finished sync()\n";
3630	};
3631
3632	warn "emergency_perl_save: leave\n";	4158	info "emergency_perl_save: leave\n";
3633	}	4159	}
3634		4160
3635	sub post_cleanup {	4161	sub post_cleanup {
3636	my ($make_core) = @_;	4162	my ($make_core) = @_;
3637		4163
		4164	IO::AIO::flush;
		4165
3638	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3639	if $make_core;	4167	if $make_core;
3640		4168
3641	my $fh = pidfile;	4169	my $fh = pidfile;
3642	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3643	}	4171	}
…		…
3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3664	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3665	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3667	}	4195	}
3668	warn "cleared package $pkg\n";#d#
3669	}	4196	}
3670		4197
3671	sub do_reload_perl() {	4198	sub do_reload_perl() {
3672	# can/must only be called in main	4199	# can/must only be called in main
3673	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3674	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3675	return;	4202	return;
3676	}	4203	}
3677		4204
3678	return if $RELOAD++;	4205	return if $RELOAD++;
3679		4206
3680	my $t1 = EV::time;	4207	my $t1 = AE::time;
3681		4208
3682	while ($RELOAD) {	4209	while ($RELOAD) {
3683	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3684		4212
3685	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3686		4214
3687	cf::sync_job {	4215	cf::sync_job {
3688	cf::write_runtime_sync; # external watchdog should not bark
3689	cf::emergency_save;	4216	#cf::emergency_save;
3690	cf::write_runtime_sync; # external watchdog should not bark
3691		4217
3692	warn "syncing database to disk";
3693	BDB::db_env_txn_checkpoint $DB_ENV;
3694
3695	# if anything goes wrong in here, we should simply crash as we already saved
3696
3697	warn "flushing outstanding aio requests";
3698	while (IO::AIO::nreqs || BDB::nreqs) {
3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3700	}
3701
3702	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3703	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3704	%EXT_CORO = ();	4220	%EXT_CORO = ();
3705		4221
3706	warn "removing commands";	4222	trace "perl_reload: removing commands";
3707	%COMMAND = ();	4223	%COMMAND = ();
3708		4224
3709	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3710	%EXTCMD = ();	4226	%EXTCMD = ();
3711	%EXTICMD = ();	4227	%EXTICMD = ();
3712		4228
3713	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3714	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3715	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3716		4232
3717	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3718	eval {	4234	eval {
3719	$cb->($pkg);	4235	$cb->($pkg);
3720	1	4236	1
3721	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3722	}	4238	}
3723		4239
3724	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3725	clear_package $pkg;	4241	clear_package $pkg;
3726	}	4242	}
3727		4243
3728	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3729	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3731		4247
3732	warn "... unloading $k";	4248	trace "... unloading $k";
3733	delete $INC{$k};	4249	delete $INC{$k};
3734		4250
3735	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3736	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3737		4253
…		…
3740	}	4256	}
3741		4257
3742	clear_package $k;	4258	clear_package $k;
3743	}	4259	}
3744		4260
3745	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3746	clear_package "safe::$_"	4262	clear_package "safe::$_"
3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3748		4264
3749	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3750	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3752		4268
3753	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3754	# and global variables created in xs	4270	# and global variables created in xs
3755	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3756		4272
3757	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3758		4274
3759	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3760	require cf;	4276	require cf;
3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3762		4278
3763	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3764	cf::reload_config;	4280	cf::reload_config;
3765		4281
3766	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3767	cf::load_extensions;	4283	cf::load_extensions;
3768		4284
3769	if ($REATTACH_ON_RELOAD) {	4285	if ($REATTACH_ON_RELOAD) {
3770	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3771	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3772	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3773	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3774	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3775	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
3776	}	4292	}
3777		4293
3778	warn "running post_init jobs";	4294	cf::_post_init 1;
3779	(pop @POST_INIT)->(1) while @POST_INIT;
3780		4295
3781	warn "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3782		4297
3783	1	4298	1
3784	} or do {	4299	} or do {
3785	warn $@;	4300	error $@;
3786	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3787	};	4302	};
3788		4303
3789	warn "reloaded";
3790	--$RELOAD;	4304	--$RELOAD;
3791	}	4305	}
3792		4306
3793	$t1 = EV::time - $t1;	4307	$t1 = AE::time - $t1;
3794	warn "reload completed in ${t1}s\n";	4308	info "perl_reload: completed in ${t1}s\n";
3795	};	4309	};
3796		4310
3797	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3798		4312
3799	sub reload_perl() {	4313	sub reload_perl() {
…		…
3801	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3802		4316
3803	$RELOAD_WATCHER ||= cf::async {	4317	$RELOAD_WATCHER ||= cf::async {
3804	Coro::AIO::aio_wait cache_extensions;	4318	Coro::AIO::aio_wait cache_extensions;
3805		4319
3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3807	do_reload_perl;	4321	do_reload_perl;
3808	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3809	};	4323	};
3810	};	4324	};
3811	}	4325	}
…		…
3820	reload_perl;	4334	reload_perl;
3821	};	4335	};
3822	}	4336	}
3823	};	4337	};
3824		4338
3825	unshift @INC, $LIBDIR;	4339	#############################################################################
3826		4340
3827	my $bug_warning = 0;	4341	my $bug_warning = 0;
3828		4342
3829	our @WAIT_FOR_TICK;
3830	our @WAIT_FOR_TICK_BEGIN;
3831
3832	sub wait_for_tick {	4343	sub wait_for_tick() {
3833	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3834		4345
3835	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3836	push @WAIT_FOR_TICK, $signal;
3837	$signal->wait;
3838	}	4347	}
3839		4348
3840	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3841	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3842		4351
3843	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3844	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3845	$signal->wait;	4354	$signal->wait;
3846	}	4355	}
…		…
3850	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3851	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3852	return;	4361	return;
3853	}	4362	}
3854		4363
3855	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3856		4367
3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3858	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3859	Coro::async_pool {	4370	Coro::async_pool {
3860	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3861	write_runtime_sync	4372	write_runtime_sync
3862	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3863	};	4374	};
3864	}	4375	}
3865		4376
3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3867	$sig->send;	4378	$sig->send;
3868	}	4379	}
3869	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3870	$sig->send;
3871	}
3872		4381
3873	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3874	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3875		4384
3876	if (0) {	4385	if (0) {
3877	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3878	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3879	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3880	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3881	}	4390	}
3882	}	4391	}
3883	}	4392	}
3884		4393
3885	{	4394	{
3886	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3887		4397
3888	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3889	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3890	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3891		4401
3892	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3893	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3895	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3920	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3921	};	4431	};
3922	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3923	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3924	};	4434	};
		4435
		4436	info "database initialised";
3925	}	4437	}
3926		4438
3927	{	4439	{
3928	# configure IO::AIO	4440	# configure IO::AIO
3929		4441
		4442	info "initialising aio";
3930	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3931	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3932	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3933	}	4447	}
3934		4448
3935	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3936		4451
3937	sub _log_backtrace {	4452	sub _log_backtrace {
3938	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3939		4454
3940	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3941		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3942	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3943	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3944	++$_log_backtrace;	4463	++$_log_backtrace;
3945	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3946	async {	4465	async {
3947	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3948		4467
…		…
3968	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3969	--$_log_backtrace;	4488	--$_log_backtrace;
3970	};	4489	};
3971	} else {	4490	} else {
3972	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3973	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3974	}	4493	}
3975	}	4494	}
3976		4495
3977	# load additional modules	4496	# load additional modules
3978	require "cf/$_.pm" for @EXTRA_MODULES;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3979		4499
3980	END { cf::emergency_save }	4500	END { cf::emergency_save }
3981		4501
3982	1	4502	1
3983		4503

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