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Revision 1.477 by root, Wed Sep 2 22:52:36 2009 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;	63	use Time::HiRes;
61	use Compress::LZF;	64	use Compress::LZF;
62	use Digest::MD5 ();	65	use Digest::MD5 ();
63		66
…		…
77	# strictly for debugging	80	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		82
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		84
		85	our @ORIG_INC;
		86
82	our %COMMAND = ();	87	our %COMMAND = ();
83	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
84		89
85	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
87	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
90		97
91	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
93		102
94	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
95	our $DATADIR = datadir;	105	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
99	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		118
108	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
109		126
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	129	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	135	our $DB_ENV;
119		136
120	our @EXTRA_MODULES = qw(pod mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		138
122	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
123		141
124	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
126	our $NOW;	145	our $NOW;
127		146
128	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
129	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
130	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
139		158
140	our @POST_INIT;	159	our @POST_INIT;
141		160
142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
143	our $REALLY_UNLOOP; # never set to true, please :)	162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
144		166
145	binmode STDOUT;	167	binmode STDOUT;
146	binmode STDERR;	168	binmode STDERR;
147		169
148	# read virtual server time, if available	170	# read virtual server time, if available
…		…
159		181
160	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
161		183
162	sub cf::map::normalise;	184	sub cf::map::normalise;
163		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
164	#############################################################################	190	#############################################################################
165		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
166	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
167		204
168	=over 4	205	=over 4
169		206
170	=item $cf::UPTIME	207	=item $cf::UPTIME
171		208
172	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
173		225
174	=item $cf::RUNTIME	226	=item $cf::RUNTIME
175		227
176	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
177	every server tick.	229	every server tick.
178		230
179	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
180	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
181	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
182		234
183	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
184	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
185	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
186	database environment.	238	database environment.
187		239
188	=item $cf::NOW
189
190	The time of the last (current) server tick.
191
192	=item $cf::TICK
193
194	The interval between server ticks, in seconds.
195
196	=item $cf::LOADAVG	240	=item $cf::LOADAVG
197		241
198	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
199	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
200	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
209	from wherever your confdir points to.	253	from wherever your confdir points to.
210		254
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		256
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
214	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
216		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
		277
217	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
218		279
219	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
220	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
221	that call.	282	that call.
222		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
223	=back	290	=back
224		291
225	=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 "", @_ }
226		299
227	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
228	my $msg = join "", @_;	301	my $msg = join "", @_;
229		302
230	$msg .= "\n"	303	$msg .= "\n"
231	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
232		305
233	$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;
234		307
235	LOG llevError, $msg;	308	LOG llevWarn, $msg;
236	};	309	};
237		310
238	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
239	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
240		313
241	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
242		315
243	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	318	return;#d#
246	}#d#	319	}#d#
247		320
248	# kill coroutine otherwise	321	# kill coroutine otherwise
249	Coro::terminate	322	Coro::terminate
…		…
269	)) {	342	)) {
270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
271	}	344	}
272		345
273	$EV::DIED = sub {	346	$EV::DIED = sub {
274	warn "error in event callback: @_";	347	warn "error in event callback: $@";
275	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
276		354
277	#############################################################################	355	#############################################################################
278		356
279	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
280		358
…		…
301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
302	$d	380	$d
303	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
304	}	382	}
305		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
306	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
307		437
308	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
309		439
310	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
317		447
318	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
319	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
320		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 $_[0]
		480	}
		481
321	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
322		483
323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
324	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
325		486
326	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
327	is a reload or not.	488	is a reload or not.
328		489
329	=cut	490	=cut
330		491
331	sub post_init(&) {	492	sub post_init(&) {
332	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
333	}	511	}
334		512
335	=item cf::lock_wait $string	513	=item cf::lock_wait $string
336		514
337	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
376	}	554	}
377		555
378	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
379		557
380	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
381	get spread over timer.	559	get spread over time.
382		560
383	=cut	561	=cut
384		562
385	sub periodic($$) {	563	sub periodic($$) {
386	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
390	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
391	}	569	}
392		570
393	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
394		572
395	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
396	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
397	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
398		580
399	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
400	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
401		583
402	Useful for short background jobs.	584	Useful for short background jobs.
403		585
404	=cut	586	=cut
405		587
406	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
407	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
408		591
409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
410	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
411	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
412		595
413	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
414		598
415	while () {	599	while () {
416	next_job:	600	next_job:
		601
417	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
418	if ($avail > 0.01) {	603
419	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
420	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
421	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
422	$job->[2]->send;	608	$job->[2]->send;
423	Coro::cede;	609	Coro::cede;
424	goto next_job;	610	goto next_job;
425	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
426	}	613	}
427	}	614	}
428		615
429	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
430	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
431	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
432	$signal->wait;
433	} else {	619	} else {
		620	$busy = 0;
434	Coro::schedule;	621	Coro::schedule;
435	}	622	}
436	}	623	}
437	};	624	};
438		625
439	sub get_slot($;$$) {	626	sub get_slot($;$$) {
440	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
441		628
442	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
443		630
444	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
445	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
446		634
447	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
448	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
449	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
475	=cut	663	=cut
476		664
477	sub sync_job(&) {	665	sub sync_job(&) {
478	my ($job) = @_;	666	my ($job) = @_;
479		667
480	if ($Coro::current == $Coro::main) {	668	if (in_main) {
481	my $time = EV::time;	669	my $time = AE::time;
482		670
483	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
484	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
485		673
486	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
487		675
488	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
489		677
490	my $busy = 1;	678	my $busy = 1;
491	my @res;	679	my @res;
492		680
493	(async {	681	(async {
494	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
495	@res = eval { $job->() };	683	@res = eval { $job->() };
496	warn $@ if $@;	684	error $@ if $@;
497	undef $busy;	685	undef $busy;
498	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
499		687
500	while ($busy) {	688	while ($busy) {
501	if (Coro::nready) {	689	if (Coro::nready) {
…		…
503	} else {	691	} else {
504	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
505	}	693	}
506	}	694	}
507		695
508	my $time = EV::time - $time;	696	my $time = AE::time - $time;
509		697
510	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
511		699
512	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
513	} else {	701	} else {
…		…
535	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
536		724
537	$coro	725	$coro
538	}	726	}
539		727
540	=item fork_call { }, $args	728	=item fork_call { }, @args
541		729
542	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
543	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
544	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
545	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
546		734
547	=cut	735	=cut
548		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
549	sub fork_call(&@) {	741	sub fork_call(&@) {
550	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
551		743
552	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
553	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
554	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
555		747
556	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
557	reset_signals;	749	cf::post_fork;
558	&$cb	750	&$cb
559	}, @args;	751	} @args;
560		752
561	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
562	}	765	}
563		766
564	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
565		768
566	=cut	769	=cut
…		…
603	within each server.	806	within each server.
604		807
605	=cut	808	=cut
606		809
607	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
608	my ($name) = @_;	814	my ($name) = @_;
609	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
610		816
611	eval {	817	eval {
612	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
622	}	828	}
623		829
624	our $DB;	830	our $DB;
625		831
626	sub db_init {	832	sub db_init {
627	cf::sync_job {
628	$DB ||= db_table "db";	833	$DB ||= db_table "db";
629	};
630	}	834	}
631		835
632	sub db_get($$) {	836	sub db_get($$) {
633	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
634		838
635	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
636	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
637		843
638	$! ? ()	844	$! ? ()
639	: $data	845	: $data
640	}
641	}	846	}
642		847
643	sub db_put($$$) {	848	sub db_put($$$) {
644	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
645	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
673		878
674	my @data;	879	my @data;
675	my $md5;	880	my $md5;
676		881
677	for (0 .. $#$src) {	882	for (0 .. $#$src) {
678	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
679	or Carp::croak "$src->[$_]: $!";
680	}	884	}
681		885
682	# if processing is expensive, check	886	# if processing is expensive, check
683	# checksum first	887	# checksum first
684	if (1) {	888	if (1) {
…		…
701		905
702	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
703	my $data = $process->(\@data);	907	my $data = $process->(\@data);
704	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
705		909
706	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
707		911
708	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
709	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
710	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
711		915
…		…
721		925
722	=cut	926	=cut
723		927
724	sub datalog($@) {	928	sub datalog($@) {
725	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
726	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
727	}	931	}
728		932
729	=back	933	=back
730		934
731	=cut	935	=cut
…		…
926		1130
927	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
928	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
929		1133
930	} elsif (ref $type) {	1134	} elsif (ref $type) {
931	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
932		1136
933	} else {	1137	} else {
934	shift @arg;	1138	shift @arg;
935	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
936	}	1140	}
937	}	1141	}
938	}	1142	}
939		1143
940	sub _object_attach {	1144	sub _object_attach {
…		…
950	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
951	}	1155	}
952		1156
953	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
954	} else {	1158	} else {
955	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
956	}	1160	}
957		1161
958	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
959	}	1163	}
960		1164
…		…
1019		1223
1020	for (@$callbacks) {	1224	for (@$callbacks) {
1021	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1022		1226
1023	if ($@) {	1227	if ($@) {
1024	warn "$@";
1025	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1026	override;	1229	override;
1027	}	1230	}
1028		1231
1029	return 1 if $override;	1232	return 1 if $override;
1030	}	1233	}
…		…
1109	for (@$attach) {	1312	for (@$attach) {
1110	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1111	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1112	}	1315	}
1113	} else {	1316	} else {
1114	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1115	}	1318	}
1116	}	1319	}
1117	}	1320	}
1118		1321
1119	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1146	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1147		1350
1148	sync_job {	1351	sync_job {
1149	if (length $$rdata) {	1352	if (length $$rdata) {
1150	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1151	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1152	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1153		1357
1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1155	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1157	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1179	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1180		1384
1181	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1182	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1183	} else {	1387	} else {
1184	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1185	}	1389	}
1186	} else {	1390	} else {
1187	aio_unlink $filename;	1391	aio_unlink $filename;
1188	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1189	}	1393	}
…		…
1213	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1214	$av = $st->{objs};	1418	$av = $st->{objs};
1215	}	1419	}
1216		1420
1217	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1218	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1219	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1220		1425
1221	($data, $av)	1426	($data, $av)
1222	}	1427	}
1223		1428
1224	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1228	=cut	1433	=cut
1229		1434
1230	#############################################################################	1435	#############################################################################
1231	# command handling &c	1436	# command handling &c
1232		1437
1233	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1234		1439
1235	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1236	$name.	1441	$name.
1237		1442
1238	=cut	1443	=cut
…		…
1244	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1245		1450
1246	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1247	}	1452	}
1248		1453
1249	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1250		1455
1251	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1252	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1253	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1254	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1255	has logged in successfully.	1460	has logged in successfully.
1256		1461
1257	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1258	called.
1259		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1260	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1261		1470
1262	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1263	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1264	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1265	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1266	log-in.	1475	log-in.
1267		1476
1268	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1269	called.
1270		1478
1271	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1272		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1273	sub register_extcmd {	1486	sub register_extcmd($$) {
1274	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1275		1488
1276	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1277	}	1490	}
1278		1491
1279	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1280	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1281		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1282	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1283	}	1502	}
1284		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1285	use File::Glob ();	1510	use File::Glob ();
1286		1511
1287	cf::player->attach (	1512	cf::player->attach (
1288	on_command => sub {	1513	on_unknown_command => sub {
1289	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1290		1515
1291	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1292	or return;	1517	or return;
1293		1518
…		…
1301	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1302		1527
1303	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1304		1529
1305	if (ref $msg) {	1530	if (ref $msg) {
1306	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1307	"ARRAY" eq ref $msg
1308	? @$msg
1309	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1310		1532
1311	my @reply;
1312
1313	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1314	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1315	}	1551	}
1316		1552
1317	$pl->ext_reply ($reply, @reply)
1318	if $reply;
1319
1320	} else {	1553	} else {
1321	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1322	}	1555	}
1323		1556
1324	cf::override;	1557	cf::override;
1325	},	1558	},
1326	);	1559	);
…		…
1336	};	1569	};
1337		1570
1338	$grp	1571	$grp
1339	}	1572	}
1340		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1341	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1342	cf::sync_job {	1590	cf::sync_job {
1343	my %todo;	1591	my %todo;
1344		1592
1345	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1346	next unless -r $path;	1594	next unless -r $path;
…		…
1364		1612
1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1367		1615
1368	$ext{source} =	1616	$ext{source} =
1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1370	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1371	. $source	1619	. $source
1372	. "\n};\n1";	1620	. "\n};\n1";
1373		1621
1374	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1375	}	1623	}
1376		1624
		1625	my $pass = 0;
1377	my %done;	1626	my %done;
1378	while (%todo) {	1627	while (%todo) {
1379	my $progress;	1628	my $progress;
1380		1629
		1630	++$pass;
		1631
		1632	ext:
1381	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1382	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1383	goto skip	1635	next ext
1384	unless exists $done{$_};	1636	unless exists $done{$_};
1385	}	1637	}
1386		1638
1387	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1388		1640
1389	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1390	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1391	: "$v->{base}: extension inactive.\n";
1392		1654
1393	if (exists $v->{meta}{mandatory}) {
1394	warn $msg;
1395	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1396	}	1656	if exists $v->{meta}{mandatory};
1397		1657
1398	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1399	}	1667	}
1400
1401	$done{$k} = delete $todo{$k};
1402	push @EXTS, $v->{pkg};
1403	$progress = 1;
1404	}	1668	}
1405		1669
1406	skip:	1670	unless ($progress) {
1407	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1408	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1409	}	1680	}
1410	};	1681	};
1411	}	1682	}
1412		1683
1413	#############################################################################	1684	#############################################################################
…		…
1497	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1498	}	1769	}
1499	}	1770	}
1500	}	1771	}
1501		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1502	sub save($) {	1786	sub save($) {
1503	my ($pl) = @_;	1787	my ($pl) = @_;
1504		1788
1505	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1506		1790
…		…
1511		1795
1512	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1513	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1514		1798
1515	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1516		1803
1517	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1518	cf::cede_to_tick;	1805	cf::cede_to_tick;
1519	}	1806	}
1520		1807
…		…
1554	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1555		1842
1556	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1558		1845
1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1560	$pl->deactivate;	1847	$pl->deactivate;
		1848
1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1562	$pl->ob->check_score;
1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1564	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1565		1854
1566	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1567	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1568	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1622	\@logins	1911	\@logins
1623	}	1912	}
1624		1913
1625	=item $player->maps	1914	=item $player->maps
1626		1915
		1916	=item cf::player::maps $login
		1917
1627	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1628	player. May block.	1919	player. May block.
1629		1920
1630	=cut	1921	=cut
1631		1922
…		…
1652		1943
1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1654		1945
1655	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1656		1947
1657	=item $player->ext_reply ($msgid, @msg)
1658
1659	Sends an ext reply to the player.
1660
1661	=cut
1662
1663	sub ext_reply($$@) {
1664	my ($self, $id, @msg) = @_;
1665
1666	$self->ns->ext_reply ($id, @msg)
1667	}
1668
1669	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1670		1949
1671	Sends an ext event to the client.	1950	Sends an ext event to the client.
1672		1951
1673	=cut	1952	=cut
…		…
1692		1971
1693	=cut	1972	=cut
1694		1973
1695	sub find_by_path($) {	1974	sub find_by_path($) {
1696	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1697		1978
1698	my ($match, $specificity);	1979	my ($match, $specificity);
1699		1980
1700	for my $region (list) {	1981	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	sub generate_random_map {	2011	sub generate_random_map {
1731	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1732		2013
1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1734		2015
1735	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	2017	}
1750		2018
1751	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1752		2020
1753	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1758		2026
1759	sub register {	2027	sub register {
1760	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	2029	my $pkg = caller;
1762		2030
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		2032
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	2034	}
1768		2035
1769	# also paths starting with '/'	2036	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		2038
1772	sub thawer_merge {	2039	sub thawer_merge {
1773	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1774		2041
1775	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1780	}	2047	}
1781		2048
1782	sub normalise {	2049	sub normalise {
1783	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1784		2051
1785	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1786		2053
1787	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1788		2055
1789	# map plan:	2056	# map plan:
1790	#	2057	#
…		…
1805	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	2073	$path = "$base/$path";
1807	}	2074	}
1808		2075
1809	for ($path) {	2076	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1813	}	2079	}
1814		2080
1815	$path	2081	$path
…		…
1829	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1830	return $self;	2096	return $self;
1831	}	2097	}
1832	}	2098	}
1833		2099
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2101	()
1836	}	2102	}
1837		2103
		2104	# may re-bless or do other evil things
1838	sub init {	2105	sub init {
1839	my ($self) = @_;	2106	my ($self) = @_;
1840		2107
1841	$self	2108	$self
1842	}	2109	}
…		…
1907	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1908		2175
1909	1	2176	1
1910	}	2177	}
1911		2178
		2179	# used to laod the header of an original map
1912	sub load_header_orig {	2180	sub load_header_orig {
1913	my ($self) = @_;	2181	my ($self) = @_;
1914		2182
1915	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1916	}	2184	}
1917		2185
		2186	# used to laod the header of an instantiated map
1918	sub load_header_temp {	2187	sub load_header_temp {
1919	my ($self) = @_;	2188	my ($self) = @_;
1920		2189
1921	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1922	}	2191	}
1923		2192
		2193	# called after loading the header from an instantiated map
1924	sub prepare_temp {	2194	sub prepare_temp {
1925	my ($self) = @_;	2195	my ($self) = @_;
1926		2196
1927	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1928	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1929	# safety	2199	# safety
1930	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1931	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1932	}	2202	}
1933		2203
		2204	# called after loading the header from an original map
1934	sub prepare_orig {	2205	sub prepare_orig {
1935	my ($self) = @_;	2206	my ($self) = @_;
1936		2207
1937	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1938	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1962		2233
1963	sub find;	2234	sub find;
1964	sub find {	2235	sub find {
1965	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1966		2237
		2238	cf::cede_to_tick;
		2239
1967	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1968		2241
1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1970	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1971		2244
1972	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1989		2262
1990	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1991	}	2264	}
1992	}	2265	}
1993		2266
1994	sub pre_load { }	2267	sub pre_load { }
1995	sub post_load { }	2268	#sub post_load { } # XS
1996		2269
1997	sub load {	2270	sub load {
1998	my ($self) = @_;	2271	my ($self) = @_;
1999		2272
2000	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2003		2276
2004	{	2277	{
2005	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2006		2279
2007	return unless $self->valid;	2280	return unless $self->valid;
2008	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2009
2010	$self->in_memory (cf::MAP_LOADING);
2011		2282
2012	$self->alloc;	2283	$self->alloc;
2013		2284
2014	$self->pre_load;	2285	$self->pre_load;
2015	cf::cede_to_tick;	2286	cf::cede_to_tick;
2016		2287
		2288	if (exists $self->{load_path}) {
2017	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2018	$f->skip_block;	2290	$f->skip_block;
2019	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2020	or return;	2292	or return;
2021		2293
2022	$self->post_load_original	2294	$self->post_load_original
2023	if delete $self->{load_original};	2295	if delete $self->{load_original};
2024		2296
2025	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2026	utf8::encode $uniq;	2298	utf8::encode $uniq;
2027	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2028	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2029	$self->clear_unique_items;	2301	$self->clear_unique_items;
2030	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2031	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2032	}	2305	}
2033	}	2306	}
2034	}
2035		2307
2036	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2037		2315
2038	cf::cede_to_tick;	2316	cf::cede_to_tick;
2039	# now do the right thing for maps	2317	# now do the right thing for maps
2040	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2041	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2045	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2046	$self->decay_objects;	2324	$self->decay_objects;
2047	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2048	$self->update_buttons;	2326	$self->update_buttons;
2049	cf::cede_to_tick;	2327	cf::cede_to_tick;
2050	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2051	}	2329	}
2052		2330
2053	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2054	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2055
2056	$self->in_memory (cf::MAP_ACTIVE);
2057	}	2333	}
2058		2334
2059	$self->post_load;	2335	$self->post_load;
2060	}
2061		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2062	sub customise_for {	2343	sub customise_for {
2063	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2064		2345
2065	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2066	if $self->per_player;	2347	if $self->per_player;
…		…
2069	# if $self->per_party;	2350	# if $self->per_party;
2070		2351
2071	$self	2352	$self
2072	}	2353	}
2073		2354
2074	# find and load all maps in the 3x3 area around a map
2075	sub load_neighbours {
2076	my ($map) = @_;
2077
2078	my @neigh; # diagonal neighbours
2079
2080	for (0 .. 3) {
2081	my $neigh = $map->tile_path ($_)
2082	or next;
2083	$neigh = find $neigh, $map
2084	or next;
2085	$neigh->load;
2086
2087	push @neigh,
2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2090	}
2091
2092	for (grep defined $_->[0], @neigh) {
2093	my ($path, $origin) = @$_;
2094	my $neigh = find $path, $origin
2095	or next;
2096	$neigh->load;
2097	}
2098	}
2099
2100	sub find_sync {	2355	sub find_sync {
2101	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2102		2357
2103	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2104	}	2363	}
2105		2364
2106	sub do_load_sync {	2365	sub do_load_sync {
2107	my ($map) = @_;	2366	my ($map) = @_;
2108		2367
		2368	# it's a bug to call this from the main context
2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2110	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2111		2371
2112	cf::sync_job { $map->load };	2372	$map->load;
2113	}	2373	}
2114		2374
2115	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2116	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2117		2377
2118	sub find_async {	2378	sub find_async {
2119	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2120		2380
2121	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2122		2382
2123	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2125	}	2385	}
2126		2386
2127	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2128		2388
2129	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2143	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2144		2404
2145	()	2405	()
2146	}	2406	}
2147		2407
		2408	# common code, used by both ->save and ->swapout
2148	sub save {	2409	sub _save {
2149	my ($self) = @_;	2410	my ($self) = @_;
2150
2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
2152		2411
2153	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2154		2413
2155	return unless $self->dirty;	2414	return unless $self->dirty;
2156		2415
…		…
2176	} else {	2435	} else {
2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2178	}	2437	}
2179	}	2438	}
2180		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2181	sub swap_out {	2448	sub swap_out {
2182	my ($self) = @_;	2449	my ($self) = @_;
2183		2450
2184	# save first because save cedes
2185	$self->save;
2186
2187	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2188		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2189	return if $self->players;	2455	return if $self->players;
2190	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2191	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2192		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2193	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2194		2507
2195	$self->deactivate;	2508	$self->deactivate;
2196	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2197	$self->clear;	2510	$self->clear;
2198	}
2199
2200	sub reset_at {
2201	my ($self) = @_;
2202
2203	# TODO: safety, remove and allow resettable per-player maps
2204	return 1e99 if $self->{deny_reset};
2205
2206	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2207	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2208
2209	$time + $to
2210	}
2211
2212	sub should_reset {
2213	my ($self) = @_;
2214
2215	$self->reset_at <= $cf::RUNTIME
2216	}
2217
2218	sub reset {
2219	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222
2223	return if $self->players;
2224
2225	warn "resetting map ", $self->path;
2226
2227	$self->in_memory (cf::MAP_SWAPPED);
2228
2229	# need to save uniques path
2230	unless ($self->{deny_save}) {
2231	my $uniq = $self->uniq_path; utf8::encode $uniq;
2232
2233	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2234	if $uniq;
2235	}
2236
2237	delete $cf::MAP{$self->path};
2238
2239	$self->deactivate;
2240	$_->clear_links_to ($self) for values %cf::MAP;
2241	$self->clear;
2242		2511
2243	$self->unlink_save;	2512	$self->unlink_save;
2244	$self->destroy;	2513	$self->destroy;
2245	}	2514	}
2246		2515
…		…
2254		2523
2255	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2256		2525
2257	$self->unlink_save;	2526	$self->unlink_save;
2258		2527
2259	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2260	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2261	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2262	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2264		2533
…		…
2321	: normalise $_	2590	: normalise $_
2322	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2323	]	2592	]
2324	}	2593	}
2325		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2326	=back	2627	=back
2327		2628
2328	=head3 cf::object	2629	=head3 cf::object
2329		2630
2330	=cut	2631	=cut
…		…
2462		2763
2463	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2464		2765
2465	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2467	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2468	map.	2769	map.
2469		2770
2470	Will never block.	2771	Will never block.
2471		2772
2472	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2493	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2494	my ($self) = @_;	2795	my ($self) = @_;
2495		2796
2496	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2497		2798
		2799	++$self->{_link_recursion};
		2800
2498	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2499		2802
2500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2501	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2502		2805
2503	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2504	}	2807	}
2505		2808
2506	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2507	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2508		2811
…		…
2525	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2526	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2527		2830
2528	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2529	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2530	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2531		2834
2532	$map->load;	2835	$map->load;
2533	$map->load_neighbours;
2534		2836
2535	return unless $self->contr->active;	2837	return unless $self->contr->active;
2536		2838
2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2538	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2539		2841	# entering was successful
		2842	delete $self->{_link_recursion};
2540	# only activate afterwards, to support waiting in hooks	2843	# only activate afterwards, to support waiting in hooks
2541	$self->activate_recursive;	2844	$self->activate_recursive;
2542	}	2845	}
2543		2846
		2847	}
		2848
2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2545		2850
2546	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2547	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2548	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2549	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2556		2861
2557	our $GOTOGEN;	2862	our $GOTOGEN;
2558		2863
2559	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2560	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2561		2872
2562	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2564		2875
2565	$self->enter_link;	2876	$self->enter_link;
…		…
2585	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2586	}	2897	}
2587	}	2898	}
2588		2899
2589	my $map = eval {	2900	my $map = eval {
2590	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2591		2902
2592	if ($map) {	2903	if ($map) {
2593	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2594	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2595	} else {	2906	} else {
2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2597	}	2908	}
2598		2909
2599	$map	2910	$map
…		…
2607	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2608	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2609	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2610	}	2921	}
2611		2922
2612	$done->() if $done;	2923	$done->($self) if $done;
2613	})->prio (1);	2924	})->prio (1);
2614	}	2925	}
2615		2926
2616	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2617		2928
…		…
2685	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2686		2997
2687	unless (eval {	2998	unless (eval {
2688	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2689		3000
2690	# random map handling
2691	{
2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
2693
2694	prepare_random_map $exit
2695	if $exit->slaying eq "/!";
2696	}
2697
2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2699	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2700	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2701		3027
2702	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2703		3029
2704	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2705	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2710	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2711	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2712	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2713	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2714		3040
2715	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2716	$self->leave_link;	3042	$self->leave_link;
2717	}	3043	}
2718	})->prio (1);	3044	})->prio (1);
2719	}	3045	}
2720		3046
…		…
2732	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2733	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2734		3060
2735	utf8::encode $text;	3061	utf8::encode $text;
2736	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2737	}	3088	}
2738		3089
2739	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2740		3091
2741	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2745		3096
2746	=cut	3097	=cut
2747		3098
2748	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2749	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2750	"c/identify" => {	3107	"c/identify" => {
2751	id => "infobox",	3108	id => "infobox",
2752	title => "Identify",	3109	title => "Identify",
2753	reply => undef,	3110	reply => undef,
2754	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2756	"c/examine" => {	3113	"c/examine" => {
2757	id => "infobox",	3114	id => "infobox",
2758	title => "Examine",	3115	title => "Examine",
2759	reply => undef,	3116	reply => undef,
2760	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2761	},	3124	},
2762	"c/book" => {	3125	"c/book" => {
2763	id => "infobox",	3126	id => "infobox",
2764	title => "Book",	3127	title => "Book",
2765	reply => undef,	3128	reply => undef,
…		…
2881	my $pkt = "msg "	3244	my $pkt = "msg "
2882	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2884	);	3247	);
2885		3248
2886	# try lzf for large packets
2887	$pkt = "lzf " . Compress::LZF::compress $pkt
2888	if 1024 <= length $pkt and $self->{can_lzf};
2889
2890	# split very large packets
2891	if (8192 < length $pkt and $self->{can_lzf}) {
2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2893	$pkt = "frag";
2894	}
2895
2896	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2897	}	3250	}
2898		3251
2899	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2900		3253
2901	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2903	=cut	3256	=cut
2904		3257
2905	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2906	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2907		3260
2908	if ($self->extcmd == 2) {
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2910	} elsif ($self->extcmd == 1) { # TODO: remove
2911	push @msg, msgtype => "event_$type";
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}
2914	}
2915
2916	=item $client->ext_reply ($msgid, @msg)
2917
2918	Sends an ext reply to the client.
2919
2920	=cut
2921
2922	sub cf::client::ext_reply($$@) {
2923	my ($self, $id, @msg) = @_;
2924
2925	if ($self->extcmd == 2) {
2926	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2927	} elsif ($self->extcmd == 1) {
2928	#TODO: version 1, remove
2929	unshift @msg, msgtype => "reply", msgid => $id;
2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2931	}
2932	}	3262	}
2933		3263
2934	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2935		3265
2936	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2991	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2992		3322
2993	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2994		3324
2995	if (ref $msg) {	3325	if (ref $msg) {
2996	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2997	"ARRAY" eq ref $msg
2998	? @$msg
2999	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3000		3327
3001	my @reply;
3002
3003	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3004	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3005	}	3346	}
3006
3007	$ns->ext_reply ($reply, @reply)
3008	if $reply;
3009
3010	} else {	3347	} else {
3011	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3012	}	3349	}
3013		3350
3014	cf::override;	3351	cf::override;
3015	},	3352	},
3016	);	3353	);
…		…
3036		3373
3037	$coro	3374	$coro
3038	}	3375	}
3039		3376
3040	cf::client->attach (	3377	cf::client->attach (
3041	on_destroy => sub {	3378	on_client_destroy => sub {
3042	my ($ns) = @_;	3379	my ($ns) = @_;
3043		3380
3044	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3045	},	3382	},
3046	);	3383	);
…		…
3062	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3063		3400
3064	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3065		3402
3066	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3067	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3068	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3069	sort time	3406	sort time
3070	));	3407	));
3071		3408
3072	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3097	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3098	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3099	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3100	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3101	) {	3438	) {
3102	no strict 'refs';
3103	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3105	for @funs;	3441	for @funs;
3106	}	3442	}
3107		3443
…		…
3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3125	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3126		3462
3127	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3128		3464
		3465	my @res;
3129	local $_;	3466	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3467
3132	my $eval =	3468	my $eval =
3133	"do {\n"	3469	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3472	. $code
3137	. "\n}"	3473	. "\n}"
3138	;	3474	;
3139		3475
		3476	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3143		3485
3144	if ($@) {	3486	if ($@) {
3145	warn "$@";	3487	warn "$@",
3146	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3148	}	3490	}
3149		3491
3150	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3151	}	3493	}
3152		3494
…		…
3166	=cut	3508	=cut
3167		3509
3168	sub register_script_function {	3510	sub register_script_function {
3169	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3170		3512
3171	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3173	}	3515	}
3174		3516
3175	=back	3517	=back
3176		3518
3177	=cut	3519	=cut
3178		3520
3179	#############################################################################	3521	#############################################################################
3180	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3181		3547
3182	sub load_facedata($) {	3548	sub load_facedata($) {
3183	my ($path) = @_;	3549	my ($path) = @_;
3184		3550
3185	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3186	# for this (global event?)	3552	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3554
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3556
3191	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3192		3558
3193	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3194	0 < aio_load $path, $facedata
3195	or die "$path: $!";
3196
3197	$facedata = Coro::Storable::thaw $facedata;
3198		3560
3199	$facedata->{version} == 2	3561	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3563
3202	# patch in the exptable
3203	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3206	};
3207	cf::cede_to_tick;	3564	cf::cede_to_tick;
3208		3565
3209	{	3566	{
3210	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3211		3568
3212	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3572
3215	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3219		3579
3220	cf::cede_to_tick;	3580	cf::cede_to_tick;
3221	}	3581	}
3222		3582
3223	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3228		3588
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3592	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3594	}
3235		3595
3236	cf::cede_to_tick;	3596	cf::cede_to_tick;
3237	}	3597	}
3238	}	3598	}
…		…
3247		3607
3248	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3249	}	3609	}
3250		3610
3251	{	3611	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3255		3613
3256	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3618
3261	if ($info->{type} & 1) {
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3276	} else {	3623	} else {
3277	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3278	}	3625	}
3279		3626
3280	cf::cede_to_tick;	3627	cf::cede_to_tick;
3281	}	3628	}
3282	}	3629	}
3283		3630
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3632
3286	1	3633	1
3287	}	3634	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3635
3309	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3311		3638
3312	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3320	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3321	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3322	cf::arch::commit_load;	3649	cf::arch::commit_load;
3323		3650
3324	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3325	}	3665	}
3326		3666
3327	sub reload_regions {	3667	sub reload_regions {
3328	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3329	# for this (global event?)	3669	# for this (global event?)
…		…
3344	}	3684	}
3345		3685
3346	sub reload_archetypes {	3686	sub reload_archetypes {
3347	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3348	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3349	}	3698	}
3350		3699
3351	sub reload_treasures {	3700	sub reload_treasures {
3352	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3353	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3354	}	3703	}
3355		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3356	sub reload_resources {	3787	sub reload_resources {
3357	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3358		3789
		3790	reload_materials;
3359	reload_facedata;	3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
3360	reload_archetypes;	3794	reload_archetypes;
3361	reload_regions;	3795	reload_regions;
3362	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3363		3798
3364	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3365	}	3800	}
3366		3801
3367	sub reload_config {	3802	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3369	or return;
3370		3804
3371	local $/;	3805	my $config = load_file "$CONFDIR/config";
3372	*CFG = YAML::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3373		3808
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3810
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3378		3813
3379	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3403	seek $fh, 0, 0;	3838	seek $fh, 0, 0;
3404	print $fh $$;	3839	print $fh $$;
3405	}	3840	}
3406		3841
3407	sub main_loop {	3842	sub main_loop {
3408	warn "EV::loop starting\n";	3843	trace "EV::loop starting\n";
3409	if (1) {	3844	if (1) {
3410	EV::loop;	3845	EV::loop;
3411	}	3846	}
3412	warn "EV::loop returned\n";	3847	trace "EV::loop returned\n";
3413	goto &main_loop unless $REALLY_UNLOOP;	3848	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3849	}
3415		3850
3416	sub main {	3851	sub main {
3417	cf::init_globals; # initialise logging	3852	cf::init_globals; # initialise logging
3418		3853
3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3423		3858
3424	cf::init_experience;
3425	cf::init_anim;
3426	cf::init_attackmess;
3427	cf::init_dynamic;
3428
3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3430		3860
3431	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3864	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3866	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3438	};	3868	};
3439		3869
3440	evthread_start IO::AIO::poll_fileno;	3870	evthread_start IO::AIO::poll_fileno;
3441		3871
3442	cf::sync_job {	3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
3443	reload_resources;	3883	reload_resources;
3444	reload_config;	3884	reload_config;
3445	db_init;
3446		3885
3447	cf::load_settings;
3448	cf::load_materials;
3449	cf::init_uuid;	3886	cf::init_uuid;
3450	cf::init_signals;	3887	cf::init_signals;
3451	cf::init_commands;
3452	cf::init_skills;	3888	cf::init_skills;
3453		3889
3454	cf::init_beforeplay;	3890	cf::init_beforeplay;
3455		3891
3456	atomic;	3892	atomic;
…		…
3461		3897
3462	# no (long-running) fork's whatsoever before this point(!)	3898	# no (long-running) fork's whatsoever before this point(!)
3463	use POSIX ();	3899	use POSIX ();
3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3465		3901
3466	(pop @POST_INIT)->(0) while @POST_INIT;	3902	cf::_post_init 0;
3467	};	3903	};
3468		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
3469	main_loop;	3912	goto &main_loop;
3470	}	3913	}
3471		3914
3472	#############################################################################	3915	#############################################################################
3473	# initialisation and cleanup	3916	# initialisation and cleanup
3474		3917
3475	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3476	BEGIN {	3919	BEGIN {
3477	our %SIGWATCHER = ();	3920	our %SIGWATCHER = ();
3478	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3480	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3481	};	3924	};
3482	}	3925	}
3483	}	3926	}
3484		3927
3485	sub write_runtime_sync {	3928	sub write_runtime_sync {
		3929	my $t0 = AE::time;
		3930
3486	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3487	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3488		3933
3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3490		3935
3491	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3492		3937
3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3494	or return;	3939	or return;
3495		3940
3496	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3497	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3498	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3511	or return;	3956	or return;
3512		3957
3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3514	and return;	3959	and return;
3515		3960
3516	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3517		3962
3518	1	3963	1
3519	}	3964	}
3520		3965
3521	our $uuid_lock;	3966	our $uuid_lock;
…		…
3533	or return;	3978	or return;
3534		3979
3535	my $value = uuid_seq uuid_cur;	3980	my $value = uuid_seq uuid_cur;
3536		3981
3537	unless ($value) {	3982	unless ($value) {
3538	warn "cowardly refusing to write zero uuid value!\n";	3983	info "cowardly refusing to write zero uuid value!\n";
3539	return;	3984	return;
3540	}	3985	}
3541		3986
3542	my $value = uuid_str $value + $uuid_skip;	3987	my $value = uuid_str $value + $uuid_skip;
3543	$uuid_skip = 0;	3988	$uuid_skip = 0;
…		…
3553	or return;	3998	or return;
3554		3999
3555	aio_rename "$uuid~", $uuid	4000	aio_rename "$uuid~", $uuid
3556	and return;	4001	and return;
3557		4002
3558	warn "uuid file written ($value).\n";	4003	trace "uuid file written ($value).\n";
3559		4004
3560	1	4005	1
3561		4006
3562	}	4007	}
3563		4008
…		…
3569	}	4014	}
3570		4015
3571	sub emergency_save() {	4016	sub emergency_save() {
3572	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3573		4018
3574	warn "emergency_perl_save: enter\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3575		4025
3576	cf::sync_job {	4026	cf::sync_job {
3577	# this is a trade-off: we want to be very quick here, so	4027	cf::write_runtime_sync; # external watchdog should not bark
3578	# save all maps without fsync, and later call a global sync
3579	# (which in turn might be very very slow)
3580	local $USE_FSYNC = 0;
3581		4028
3582	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3583	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3584	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3585	warn "emergency_perl_save: begin player save\n";	4032	info "emergency_perl_save: begin player save\n";
3586	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3587	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3588	$pl->valid or next;	4035	$pl->valid or next;
3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3590	$pl->save;	4037	$pl->save;
3591	}	4038	}
3592	warn "emergency_perl_save: end player save\n";	4039	info "emergency_perl_save: end player save\n";
3593		4040
		4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
3594	warn "emergency_perl_save: begin map save\n";	4043	info "emergency_perl_save: begin map save\n";
3595	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3596	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3597	$map->valid or next;	4046	$map->valid or next;
3598	$map->save;	4047	$map->save;
3599	}	4048	}
3600	warn "emergency_perl_save: end map save\n";	4049	info "emergency_perl_save: end map save\n";
3601		4050
		4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
3602	warn "emergency_perl_save: begin database checkpoint\n";	4053	info "emergency_perl_save: begin database checkpoint\n";
3603	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3604	warn "emergency_perl_save: end database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
3605		4056
3606	warn "emergency_perl_save: begin write uuid\n";	4057	info "emergency_perl_save: begin write uuid\n";
3607	write_uuid_sync 1;	4058	write_uuid_sync 1;
3608	warn "emergency_perl_save: end write uuid\n";	4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3609	};	4079	};
3610		4080
3611	warn "emergency_perl_save: starting sync()\n";
3612	IO::AIO::aio_sync sub {
3613	warn "emergency_perl_save: finished sync()\n";
3614	};
3615
3616	warn "emergency_perl_save: leave\n";	4081	info "emergency_perl_save: leave\n";
3617	}	4082	}
3618		4083
3619	sub post_cleanup {	4084	sub post_cleanup {
3620	my ($make_core) = @_;	4085	my ($make_core) = @_;
3621		4086
		4087	IO::AIO::flush;
		4088
3622	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3623	if $make_core;	4090	if $make_core;
3624		4091
3625	my $fh = pidfile;	4092	my $fh = pidfile;
3626	unlink $PIDFILE if <$fh> == $$;	4093	unlink $PIDFILE if <$fh> == $$;
3627	}	4094	}
…		…
3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3648	for my $name (keys %$leaf_symtab) {	4115	for my $name (keys %$leaf_symtab) {
3649	_gv_clear *{"$pkg$name"};	4116	_gv_clear *{"$pkg$name"};
3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3651	}	4118	}
3652	warn "cleared package $pkg\n";#d#
3653	}	4119	}
3654		4120
3655	sub do_reload_perl() {	4121	sub do_reload_perl() {
3656	# can/must only be called in main	4122	# can/must only be called in main
3657	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3658	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3659	return;	4125	return;
3660	}	4126	}
3661		4127
3662	return if $RELOAD++;	4128	return if $RELOAD++;
3663		4129
3664	my $t1 = EV::time;	4130	my $t1 = AE::time;
3665		4131
3666	while ($RELOAD) {	4132	while ($RELOAD) {
3667	warn "reloading...";	4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
3668		4135
3669	warn "entering sync_job";	4136	trace "perl_reload: entering sync_job";
3670		4137
3671	cf::sync_job {	4138	cf::sync_job {
3672	cf::write_runtime_sync; # external watchdog should not bark
3673	cf::emergency_save;	4139	#cf::emergency_save;
3674	cf::write_runtime_sync; # external watchdog should not bark
3675		4140
3676	warn "syncing database to disk";
3677	BDB::db_env_txn_checkpoint $DB_ENV;
3678
3679	# if anything goes wrong in here, we should simply crash as we already saved
3680
3681	warn "flushing outstanding aio requests";
3682	while (IO::AIO::nreqs || BDB::nreqs) {
3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3684	}
3685
3686	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3687	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3688	%EXT_CORO = ();	4143	%EXT_CORO = ();
3689		4144
3690	warn "removing commands";	4145	trace "perl_reload: removing commands";
3691	%COMMAND = ();	4146	%COMMAND = ();
3692		4147
3693	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3694	%EXTCMD = ();	4149	%EXTCMD = ();
3695	%EXTICMD = ();	4150	%EXTICMD = ();
3696		4151
3697	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3698	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3699	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3700		4155
3701	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3702	eval {	4157	eval {
3703	$cb->($pkg);	4158	$cb->($pkg);
3704	1	4159	1
3705	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
3706	}	4161	}
3707		4162
3708	warn "... clearing $pkg";	4163	trace "... clearing $pkg";
3709	clear_package $pkg;	4164	clear_package $pkg;
3710	}	4165	}
3711		4166
3712	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3713	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3715		4170
3716	warn "... unloading $k";	4171	trace "... unloading $k";
3717	delete $INC{$k};	4172	delete $INC{$k};
3718		4173
3719	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3720	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3721		4176
…		…
3724	}	4179	}
3725		4180
3726	clear_package $k;	4181	clear_package $k;
3727	}	4182	}
3728		4183
3729	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3730	clear_package "safe::$_"	4185	clear_package "safe::$_"
3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3732		4187
3733	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3734	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3736		4191
3737	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3738	# and global variables created in xs	4193	# and global variables created in xs
3739	#clear_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3740		4195
3741	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3742		4197
3743	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3744	require cf;	4199	require cf;
3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3746		4201
3747	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3748	cf::reload_config;	4203	cf::reload_config;
3749		4204
3750	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3751	cf::load_extensions;	4206	cf::load_extensions;
3752		4207
3753	if ($REATTACH_ON_RELOAD) {	4208	if ($REATTACH_ON_RELOAD) {
3754	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3755	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3756	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3757	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3758	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3759	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
3760	}	4215	}
3761		4216
3762	warn "running post_init jobs";	4217	cf::_post_init 1;
3763	(pop @POST_INIT)->(1) while @POST_INIT;
3764		4218
3765	warn "leaving sync_job";	4219	trace "perl_reload: leaving sync_job";
3766		4220
3767	1	4221	1
3768	} or do {	4222	} or do {
3769	warn $@;	4223	error $@;
3770	cf::cleanup "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3771	};	4225	};
3772		4226
3773	warn "reloaded";
3774	--$RELOAD;	4227	--$RELOAD;
3775	}	4228	}
3776		4229
3777	$t1 = EV::time - $t1;	4230	$t1 = AE::time - $t1;
3778	warn "reload completed in ${t1}s\n";	4231	info "perl_reload: completed in ${t1}s\n";
3779	};	4232	};
3780		4233
3781	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3782		4235
3783	sub reload_perl() {	4236	sub reload_perl() {
…		…
3785	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3786		4239
3787	$RELOAD_WATCHER ||= cf::async {	4240	$RELOAD_WATCHER ||= cf::async {
3788	Coro::AIO::aio_wait cache_extensions;	4241	Coro::AIO::aio_wait cache_extensions;
3789		4242
3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3791	do_reload_perl;	4244	do_reload_perl;
3792	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3793	};	4246	};
3794	};	4247	};
3795	}	4248	}
…		…
3804	reload_perl;	4257	reload_perl;
3805	};	4258	};
3806	}	4259	}
3807	};	4260	};
3808		4261
3809	unshift @INC, $LIBDIR;	4262	#############################################################################
3810		4263
3811	my $bug_warning = 0;	4264	my $bug_warning = 0;
3812		4265
3813	our @WAIT_FOR_TICK;
3814	our @WAIT_FOR_TICK_BEGIN;
3815
3816	sub wait_for_tick {	4266	sub wait_for_tick() {
3817	return if tick_inhibit || $Coro::current == $Coro::main;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3818		4268
3819	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3820	push @WAIT_FOR_TICK, $signal;
3821	$signal->wait;
3822	}	4270	}
3823		4271
3824	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3825	return if tick_inhibit || $Coro::current == $Coro::main;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3826		4274
3827	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3828	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3829	$signal->wait;	4277	$signal->wait;
3830	}	4278	}
…		…
3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3835	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3836	return;	4284	return;
3837	}	4285	}
3838		4286
3839	cf::server_tick; # one server iteration	4287	cf::one_tick; # one server iteration
		4288
		4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3840		4290
3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3843	Coro::async_pool {	4293	Coro::async_pool {
3844	$Coro::current->{desc} = "runtime saver";	4294	$Coro::current->{desc} = "runtime saver";
3845	write_runtime_sync	4295	write_runtime_sync
3846	or warn "ERROR: unable to write runtime file: $!";	4296	or error "ERROR: unable to write runtime file: $!";
3847	};	4297	};
3848	}	4298	}
3849		4299
3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3851	$sig->send;	4301	$sig->send;
3852	}	4302	}
3853	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3854	$sig->send;
3855	}
3856		4304
3857	$LOAD = ($NOW - $TICK_START) / $TICK;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3859		4307
3860	if (0) {	4308	if (0) {
3861	if ($NEXT_TICK) {	4309	if ($NEXT_TICK) {
3862	my $jitter = $TICK_START - $NEXT_TICK;	4310	my $jitter = $TICK_START - $NEXT_TICK;
3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3864	warn "jitter $JITTER\n";#d#	4312	debug "jitter $JITTER\n";#d#
3865	}	4313	}
3866	}	4314	}
3867	}	4315	}
3868		4316
3869	{	4317	{
3870	# configure BDB	4318	# configure BDB
		4319	info "initialising database";
3871		4320
3872	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3873	BDB::max_poll_reqs $TICK * 0.1;	4322	BDB::max_poll_reqs $TICK * 0.1;
3874	$AnyEvent::BDB::WATCHER->priority (1);	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3875		4324
3876	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3877	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3905	};	4354	};
3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3908	};	4357	};
		4358
		4359	info "database initialised";
3909	}	4360	}
3910		4361
3911	{	4362	{
3912	# configure IO::AIO	4363	# configure IO::AIO
3913		4364
		4365	info "initialising aio";
3914	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3915	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3916	undef $AnyEvent::AIO::WATCHER;	4368	undef $AnyEvent::AIO::WATCHER;
		4369	info "aio initialised";
3917	}	4370	}
3918		4371
3919	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3920		4374
3921	sub _log_backtrace {	4375	sub _log_backtrace {
3922	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3923		4377
3924	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3925		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3926	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3927	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3928	++$_log_backtrace;	4386	++$_log_backtrace;
3929	my $perl_bt = Carp::longmess $msg;	4387	my $perl_bt = Carp::longmess $msg;
3930	async {	4388	async {
3931	$Coro::current->{desc} = "abt $msg";	4389	$Coro::current->{desc} = "abt $msg";
3932		4390
…		…
3952	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3953	--$_log_backtrace;	4411	--$_log_backtrace;
3954	};	4412	};
3955	} else {	4413	} else {
3956	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3957	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3958	}	4416	}
3959	}	4417	}
3960		4418
3961	# load additional modules	4419	# load additional modules
3962	require "cf/$_.pm" for @EXTRA_MODULES;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3963		4422
3964	END { cf::emergency_save }	4423	END { cf::emergency_save }
3965		4424
3966	1	4425	1
3967		4426

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