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Revision 1.457 by root, Wed Oct 1 05:50:19 2008 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 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	# <http://www.gnu.org/licenses/>.
18	#	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 "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 ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
70		71
71	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
76		82
77	our %COMMAND = ();	83	our %COMMAND = ();
78	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
79		85
80	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
83	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
85		91
86	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
88		96
89	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
90	our $DATADIR = datadir;	99	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
94	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		112
103	our %RESOURCE;	113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
104		120
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	123	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		125
110	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	129	our $DB_ENV;
114		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
115	our %CFG;	133	our %CFG;
116		134
117	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
119	our $NOW;	138	our $NOW;
120		139
121	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
130	our $JITTER; # average jitter	149	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
132		151
133	our @POST_INIT;	152	our @POST_INIT;
134		153
135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
136		159
137	binmode STDOUT;	160	binmode STDOUT;
138	binmode STDERR;	161	binmode STDERR;
139		162
140	# read virtual server time, if available	163	# read virtual server time, if available
…		…
142	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
143	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
144	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
145	}	168	}
146		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
147	mkdir $_	172	mkdir $_
148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
149		174
150	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
151		176
152	sub cf::map::normalise;	177	sub cf::map::normalise;
153		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
154	#############################################################################	183	#############################################################################
155		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
156	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
157		197
158	=over 4	198	=over 4
159		199
160	=item $cf::UPTIME	200	=item $cf::UPTIME
161		201
162	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
163		218
164	=item $cf::RUNTIME	219	=item $cf::RUNTIME
165		220
166	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
167	every server tick.	222	every server tick.
…		…
173	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
174	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
175	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
176	database environment.	231	database environment.
177		232
178	=item $cf::NOW
179
180	The time of the last (current) server tick.
181
182	=item $cf::TICK
183
184	The interval between server ticks, in seconds.
185
186	=item $cf::LOADAVG	233	=item $cf::LOADAVG
187		234
188	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
189	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
190	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
199	from wherever your confdir points to.	246	from wherever your confdir points to.
200		247
201	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
202		249
203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
204	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
205	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
206		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
207	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
208		272
209	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
210	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
211	that call.	275	that call.
212		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
213	=back	283	=back
214		284
215	=cut	285	=cut
216		286
217	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
218	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
219	my $msg = join "", @_;	294	my $msg = join "", @_;
220		295
221	$msg .= "\n"	296	$msg .= "\n"
222	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
223		298
224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
225		300
226	LOG llevError, $msg;	301	LOG llevWarn, $msg;
227	};	302	};
228	}
229		303
230	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
231	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
232		306
233	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
234	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
235	return;#d#	311	return;#d#
236	}#d#	312	}#d#
237		313
238	# kill coroutine otherwise	314	# kill coroutine otherwise
239	warn Carp::longmess $_[0];
240	Coro::terminate	315	Coro::terminate
241	};	316	};
242
243	$SIG{__DIE__} = sub { }; #d#?
244		317
245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
262	)) {	335	)) {
263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
264	}	337	}
265		338
266	$EV::DIED = sub {	339	$EV::DIED = sub {
267	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
268	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
269		347
270	#############################################################################	348	#############################################################################
271		349
272	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
273		351
…		…
294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
295	$d	373	$d
296	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
297	}	375	}
298		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
299	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
300		392
301	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
302		394
303	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
310		402
311	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
312	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
313		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
314	=item cf::post_init { BLOCK }	437	=item cf::post_init { BLOCK }
315		438
316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
317	but I<before> the server starts ticking again.	440	but I<before> the server starts ticking again.
318		441
319	The cdoeblock will have a single boolean argument to indicate whether this	442	The codeblock will have a single boolean argument to indicate whether this
320	is a reload or not.	443	is a reload or not.
321		444
322	=cut	445	=cut
323		446
324	sub post_init(&) {	447	sub post_init(&) {
325	push @POST_INIT, shift;	448	push @POST_INIT, shift;
326	}	449	}
327		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
328	=item cf::lock_wait $string	468	=item cf::lock_wait $string
329		469
330	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
331		471
332	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
333		473
334	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
335	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
336	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
337	returned.	477	returned.
338		478
339	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
340	deadlocked coro.	480	deadlocked coro.
…		…
346		486
347	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
348		488
349	=cut	489	=cut
350		490
351	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
352	our %LOCKER;#d#
353		492
354	sub lock_wait($) {	493	sub lock_wait($) {
355	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
356
357	if ($LOCKER{$key} == $Coro::current) {#d#
358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
359	return;#d#
360	}#d#
361
362	# wait for lock, if any
363	while ($LOCK{$key}) {
364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
365	push @{ $LOCK{$key} }, $Coro::current;
366	Coro::schedule;
367	}
368	}	495	}
369		496
370	sub lock_acquire($) {	497	sub lock_acquire($) {
371	my ($key) = @_;	498	$LOCKS->guard ($_[0])
372
373	# wait, to be sure we are not locked
374	lock_wait $key;
375
376	$LOCK{$key} = [];
377	$LOCKER{$key} = $Coro::current;#d#
378
379	Coro::guard {
380	delete $LOCKER{$key};#d#
381	# wake up all waiters, to be on the safe side
382	$_->ready for @{ delete $LOCK{$key} };
383	}
384	}	499	}
385		500
386	sub lock_active($) {	501	sub lock_active($) {
387	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
388
389	! ! $LOCK{$key}
390	}	503	}
391		504
392	sub freeze_mainloop {	505	sub freeze_mainloop {
393	tick_inhibit_inc;	506	tick_inhibit_inc;
394		507
395	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
396	}	509	}
397		510
398	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
399		512
400	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	514	get spread over time.
402		515
403	=cut	516	=cut
404		517
405	sub periodic($$) {	518	sub periodic($$) {
406	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
411	}	524	}
412		525
413	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
414		527
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
418		535
419	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
421		538
422	Useful for short background jobs.	539	Useful for short background jobs.
423		540
424	=cut	541	=cut
425		542
426	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
428		546
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
432		550
433	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
434		553
435	while () {	554	while () {
436	next_job:	555	next_job:
		556
437	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	558
439	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	563	$job->[2]->send;
443	Coro::cede;	564	Coro::cede;
444	goto next_job;	565	goto next_job;
445	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	568	}
447	}	569	}
448		570
449	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	574	} else {
		575	$busy = 0;
454	Coro::schedule;	576	Coro::schedule;
455	}	577	}
456	}	578	}
457	};	579	};
458		580
459	sub get_slot($;$$) {	581	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
461		583
462	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
463		585
464	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
465	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
466		589
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
495	=cut	618	=cut
496		619
497	sub sync_job(&) {	620	sub sync_job(&) {
498	my ($job) = @_;	621	my ($job) = @_;
499		622
500	if ($Coro::current == $Coro::main) {	623	if (in_main) {
501	my $time = EV::time;	624	my $time = AE::time;
502		625
503	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
505		628
506	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
507		630
508	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
509		632
510	my $busy = 1;	633	my $busy = 1;
511	my @res;	634	my @res;
512		635
513	(async {	636	(async {
514	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	638	@res = eval { $job->() };
516	warn $@ if $@;	639	error $@ if $@;
517	undef $busy;	640	undef $busy;
518	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
519		642
520	while ($busy) {	643	while ($busy) {
521	if (Coro::nready) {	644	if (Coro::nready) {
…		…
523	} else {	646	} else {
524	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
525	}	648	}
526	}	649	}
527		650
528	my $time = EV::time - $time;	651	my $time = AE::time - $time;
529		652
530	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
531		654
532	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
533	} else {	656	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
556		679
557	$coro	680	$coro
558	}	681	}
559		682
560	=item fork_call { }, $args	683	=item fork_call { }, @args
561		684
562	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
566		689
567	=cut	690	=cut
568		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
569	sub fork_call(&@) {	696	sub fork_call(&@) {
570	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
571		698
572	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
575		702
576	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
577	reset_signals;	704	cf::post_fork;
578	&$cb	705	&$cb
579	}, @args;	706	} @args;
580		707
581	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
582	}	720	}
583		721
584	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
585		723
586	=cut	724	=cut
…		…
623	within each server.	761	within each server.
624		762
625	=cut	763	=cut
626		764
627	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
628	my ($name) = @_;	769	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
630		771
631	eval {	772	eval {
632	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
642	}	783	}
643		784
644	our $DB;	785	our $DB;
645		786
646	sub db_init {	787	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	788	$DB ||= db_table "db";
649	};
650	}	789	}
651		790
652	sub db_get($$) {	791	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
654		793
655	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
656	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
657		798
658	$! ? ()	799	$! ? ()
659	: $data	800	: $data
660	}
661	}	801	}
662		802
663	sub db_put($$$) {	803	sub db_put($$$) {
664	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		833
694	my @data;	834	my @data;
695	my $md5;	835	my $md5;
696		836
697	for (0 .. $#$src) {	837	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	839	}
701		840
702	# if processing is expensive, check	841	# if processing is expensive, check
703	# checksum first	842	# checksum first
704	if (1) {	843	if (1) {
…		…
721		860
722	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	862	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
725		864
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		866
728	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
731		870
…		…
741		880
742	=cut	881	=cut
743		882
744	sub datalog($@) {	883	sub datalog($@) {
745	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	886	}
748		887
749	=back	888	=back
750		889
751	=cut	890	=cut
…		…
946		1085
947	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1088
950	} elsif (ref $type) {	1089	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
952		1091
953	} else {	1092	} else {
954	shift @arg;	1093	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
956	}	1095	}
957	}	1096	}
958	}	1097	}
959		1098
960	sub _object_attach {	1099	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
971	}	1110	}
972		1111
973	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
974	} else {	1113	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1115	}
977		1116
978	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
979	}	1118	}
980		1119
…		…
1039		1178
1040	for (@$callbacks) {	1179	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1042		1181
1043	if ($@) {	1182	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1184	override;
1047	}	1185	}
1048		1186
1049	return 1 if $override;	1187	return 1 if $override;
1050	}	1188	}
…		…
1129	for (@$attach) {	1267	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1132	}	1270	}
1133	} else {	1271	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1273	}
1136	}	1274	}
1137	}	1275	}
1138		1276
1139	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1167		1305
1168	sync_job {	1306	sync_job {
1169	if (length $$rdata) {	1307	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1173		1312
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1318	aio_fsync $fh;
		1319	}
1178	aio_close $fh;	1320	aio_close $fh;
1179		1321
1180	if (@$objs) {	1322	if (@$objs) {
1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1184	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1185	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1329	aio_fsync $fh;
		1330	}
1186	aio_close $fh;	1331	aio_close $fh;
1187	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1188	}	1333	}
1189	} else {	1334	} else {
1190	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
…		…
1193	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
1194		1339
1195	$filename =~ s%/[^/]+$%%;	1340	$filename =~ s%/[^/]+$%%;
1196	aio_pathsync $filename if $cf::USE_FSYNC;	1341	aio_pathsync $filename if $cf::USE_FSYNC;
1197	} else {	1342	} else {
1198	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1199	}	1344	}
1200	} else {	1345	} else {
1201	aio_unlink $filename;	1346	aio_unlink $filename;
1202	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1203	}	1348	}
…		…
1227	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1228	$av = $st->{objs};	1373	$av = $st->{objs};
1229	}	1374	}
1230		1375
1231	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1232	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1233	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1234		1380
1235	($data, $av)	1381	($data, $av)
1236	}	1382	}
1237		1383
1238	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1297	}	1443	}
1298		1444
1299	use File::Glob ();	1445	use File::Glob ();
1300		1446
1301	cf::player->attach (	1447	cf::player->attach (
1302	on_command => sub {	1448	on_unknown_command => sub {
1303	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1304		1450
1305	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1306	or return;	1452	or return;
1307		1453
…		…
1315	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1316		1462
1317	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1318		1464
1319	if (ref $msg) {	1465	if (ref $msg) {
1320	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1321	"ARRAY" eq ref $msg
1322	? @$msg
1323	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1324		1467
1325	my @reply;	1468	my @reply;
1326		1469
1327	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1328	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1330		1473
1331	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1332	if $reply;	1475	if $reply;
1333		1476
1334	} else {	1477	} else {
1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1336	}	1479	}
1337		1480
1338	cf::override;	1481	cf::override;
1339	},	1482	},
1340	);	1483	);
1341		1484
1342	# "readahead" all extensions	1485	# "readahead" all extensions
1343	sub cache_extensions {	1486	sub cache_extensions {
1344	my $grp = IO::AIO::aio_group;	1487	my $grp = IO::AIO::aio_group;
1345		1488
1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1347	for (grep /\.ext$/, @{$_[0]}) {	1490	for (grep /\.ext$/, @{$_[0]}) {
1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1349	}	1492	}
1350	};	1493	};
1351		1494
1352	$grp	1495	$grp
1353	}	1496	}
1354		1497
1355	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1356	cf::sync_job {	1501	cf::sync_job {
1357	my %todo;	1502	my %todo;
1358		1503
1359	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1360	next unless -r $path;	1505	next unless -r $path;
…		…
1378		1523
1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1381		1526
1382	$ext{source} =	1527	$ext{source} =
1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1384	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1385	. $source	1530	. $source
1386	. "\n};\n1";	1531	. "\n};\n1";
1387		1532
1388	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1389	}	1534	}
1390		1535
		1536	my $pass = 0;
1391	my %done;	1537	my %done;
1392	while (%todo) {	1538	while (%todo) {
1393	my $progress;	1539	my $progress;
1394		1540
		1541	++$pass;
		1542
		1543	ext:
1395	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1396	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1397	goto skip	1546	next ext
1398	unless exists $done{$_};	1547	unless exists $done{$_};
1399	}	1548	}
1400		1549
1401	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1402		1551
1403	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1404	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1405	: "$v->{base}: extension inactive.\n";
1406		1556
1407	if (exists $v->{meta}{mandatory}) {
1408	warn $msg;
1409	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1410	}	1558	if exists $v->{meta}{mandatory};
1411		1559
1412	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1413	}	1569	}
1414
1415	$done{$k} = delete $todo{$k};
1416	push @EXTS, $v->{pkg};
1417	$progress = 1;
1418	}	1570	}
1419		1571
1420	skip:	1572	unless ($progress) {
1421	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1422	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1423	}	1582	}
1424	};	1583	};
1425	}	1584	}
1426		1585
1427	#############################################################################	1586	#############################################################################
…		…
1511	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1512	}	1671	}
1513	}	1672	}
1514	}	1673	}
1515		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1516	sub save($) {	1688	sub save($) {
1517	my ($pl) = @_;	1689	my ($pl) = @_;
1518		1690
1519	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1520		1692
…		…
1525		1697
1526	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1527	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1528		1700
1529	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1530		1705
1531	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1532	cf::cede_to_tick;	1707	cf::cede_to_tick;
1533	}	1708	}
1534		1709
…		…
1568	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1569		1744
1570	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1572		1747
1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1574	$pl->deactivate;	1749	$pl->deactivate;
		1750
1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1576	$pl->ob->check_score;
1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1578	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1579		1756
1580	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1581	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1582	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1636	\@logins	1813	\@logins
1637	}	1814	}
1638		1815
1639	=item $player->maps	1816	=item $player->maps
1640		1817
		1818	=item cf::player::maps $login
		1819
1641	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1642	player. May block.	1821	player. May block.
1643		1822
1644	=cut	1823	=cut
1645		1824
…		…
1707	=cut	1886	=cut
1708		1887
1709	sub find_by_path($) {	1888	sub find_by_path($) {
1710	my ($path) = @_;	1889	my ($path) = @_;
1711		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1712	my ($match, $specificity);	1893	my ($match, $specificity);
1713		1894
1714	for my $region (list) {	1895	for my $region (list) {
1715	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1716	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
…		…
1744	sub generate_random_map {	1925	sub generate_random_map {
1745	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1746		1927
1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1748		1929
1749	# mit "rum" bekleckern, nicht
1750	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1754	$rmp->{exit_on_final_map},
1755	$rmp->{xsize}, $rmp->{ysize},
1756	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1757	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1758	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1759	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1760	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1761	(cf::region::find $rmp->{region}), $rmp->{custom}
1762	)
1763	}	1931	}
1764		1932
1765	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1766		1934
1767	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1772		1940
1773	sub register {	1941	sub register {
1774	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1775	my $pkg = caller;	1943	my $pkg = caller;
1776		1944
1777	no strict;
1778	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1779		1946
1780	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1781	}	1948	}
1782		1949
1783	# also paths starting with '/'	1950	# also paths starting with '/'
1784	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1785		1952
1786	sub thawer_merge {	1953	sub thawer_merge {
1787	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1788		1955
1789	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1794	}	1961	}
1795		1962
1796	sub normalise {	1963	sub normalise {
1797	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1798		1965
1799	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1800		1967
1801	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1802		1969
1803	# map plan:	1970	# map plan:
1804	#	1971	#
…		…
1819	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1820	$path = "$base/$path";	1987	$path = "$base/$path";
1821	}	1988	}
1822		1989
1823	for ($path) {	1990	for ($path) {
1824	redo if s{//}{/};
1825	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1826	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1827	}	1993	}
1828		1994
1829	$path	1995	$path
…		…
1843	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1844	return $self;	2010	return $self;
1845	}	2011	}
1846	}	2012	}
1847		2013
1848	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1849	()	2015	()
1850	}	2016	}
1851		2017
		2018	# may re-bless or do other evil things
1852	sub init {	2019	sub init {
1853	my ($self) = @_;	2020	my ($self) = @_;
1854		2021
1855	$self	2022	$self
1856	}	2023	}
…		…
1887		2054
1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1889	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1890	}	2057	}
1891		2058
1892	# and all this just because we cannot iterate over
1893	# all maps in C++...
1894	sub change_all_map_light {
1895	my ($change) = @_;
1896
1897	$_->change_map_light ($change)
1898	for grep $_->outdoor, values %cf::MAP;
1899	}
1900
1901	sub decay_objects {	2059	sub decay_objects {
1902	my ($self) = @_;	2060	my ($self) = @_;
1903		2061
1904	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1905		2063
…		…
1930	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1931		2089
1932	1	2090	1
1933	}	2091	}
1934		2092
		2093	# used to laod the header of an original map
1935	sub load_header_orig {	2094	sub load_header_orig {
1936	my ($self) = @_;	2095	my ($self) = @_;
1937		2096
1938	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1939	}	2098	}
1940		2099
		2100	# used to laod the header of an instantiated map
1941	sub load_header_temp {	2101	sub load_header_temp {
1942	my ($self) = @_;	2102	my ($self) = @_;
1943		2103
1944	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1945	}	2105	}
1946		2106
		2107	# called after loading the header from an instantiated map
1947	sub prepare_temp {	2108	sub prepare_temp {
1948	my ($self) = @_;	2109	my ($self) = @_;
1949		2110
1950	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1951	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1952	# safety	2113	# safety
1953	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1954	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1955	}	2116	}
1956		2117
		2118	# called after loading the header from an original map
1957	sub prepare_orig {	2119	sub prepare_orig {
1958	my ($self) = @_;	2120	my ($self) = @_;
1959		2121
1960	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1961	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1985		2147
1986	sub find;	2148	sub find;
1987	sub find {	2149	sub find {
1988	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1989		2151
		2152	cf::cede_to_tick;
		2153
1990	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1991		2155
1992	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1993	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1994		2158
1995	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1997	my $guard2 = cf::lock_acquire "map_find:$path";
1998
1999	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
2000	or return;	2161	or return;
2001		2162
2002	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
2003		2164
…		…
2015		2176
2016	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2017	}	2178	}
2018	}	2179	}
2019		2180
2020	sub pre_load { }	2181	sub pre_load { }
2021	sub post_load { }	2182	#sub post_load { } # XS
2022		2183
2023	sub load {	2184	sub load {
2024	my ($self) = @_;	2185	my ($self) = @_;
2025		2186
2026	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029		2190
2030	{	2191	{
2031	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2032		2193
2033	return unless $self->valid;	2194	return unless $self->valid;
2034	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2035
2036	$self->in_memory (cf::MAP_LOADING);
2037		2196
2038	$self->alloc;	2197	$self->alloc;
2039		2198
2040	$self->pre_load;	2199	$self->pre_load;
2041	cf::cede_to_tick;	2200	cf::cede_to_tick;
2042		2201
		2202	if (exists $self->{load_path}) {
2043	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2044	$f->skip_block;	2204	$f->skip_block;
2045	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2046	or return;	2206	or return;
2047		2207
2048	$self->post_load_original	2208	$self->post_load_original
2049	if delete $self->{load_original};	2209	if delete $self->{load_original};
2050		2210
2051	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2052	utf8::encode $uniq;	2212	utf8::encode $uniq;
2053	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2054	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2055	$self->clear_unique_items;	2215	$self->clear_unique_items;
2056	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2057	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2058	}	2219	}
2059	}	2220	}
2060	}
2061		2221
2062	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2063		2229
2064	cf::cede_to_tick;	2230	cf::cede_to_tick;
2065	# now do the right thing for maps	2231	# now do the right thing for maps
2066	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2067	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2071	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2072	$self->decay_objects;	2238	$self->decay_objects;
2073	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2074	$self->update_buttons;	2240	$self->update_buttons;
2075	cf::cede_to_tick;	2241	cf::cede_to_tick;
2076	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2077	cf::cede_to_tick;
2078	$self->activate;
2079	}	2243	}
2080		2244
2081	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2082	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2083
2084	$self->in_memory (cf::MAP_ACTIVE);
2085	}	2247	}
2086		2248
2087	$self->post_load;	2249	$self->post_load;
2088	}
2089		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2090	sub customise_for {	2257	sub customise_for {
2091	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2092		2259
2093	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2094	if $self->per_player;	2261	if $self->per_player;
…		…
2097	# if $self->per_party;	2264	# if $self->per_party;
2098		2265
2099	$self	2266	$self
2100	}	2267	}
2101		2268
2102	# find and load all maps in the 3x3 area around a map
2103	sub load_neighbours {
2104	my ($map) = @_;
2105
2106	my @neigh; # diagonal neighbours
2107
2108	for (0 .. 3) {
2109	my $neigh = $map->tile_path ($_)
2110	or next;
2111	$neigh = find $neigh, $map
2112	or next;
2113	$neigh->load;
2114
2115	push @neigh,
2116	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2117	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2118	}
2119
2120	for (grep defined $_->[0], @neigh) {
2121	my ($path, $origin) = @$_;
2122	my $neigh = find $path, $origin
2123	or next;
2124	$neigh->load;
2125	}
2126	}
2127
2128	sub find_sync {	2269	sub find_sync {
2129	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2130		2271
2131	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2132	}	2277	}
2133		2278
2134	sub do_load_sync {	2279	sub do_load_sync {
2135	my ($map) = @_;	2280	my ($map) = @_;
2136		2281
		2282	# it's a bug to call this from the main context
2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2138	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2139		2285
2140	cf::sync_job { $map->load };	2286	$map->load;
2141	}	2287	}
2142		2288
2143	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2144	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2145		2291
2146	sub find_async {	2292	sub find_async {
2147	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2148		2294
2149	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2150		2296
2151	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2153	}	2299	}
2154		2300
2155	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2156		2302
2157	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2171	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2172		2318
2173	()	2319	()
2174	}	2320	}
2175		2321
		2322	# common code, used by both ->save and ->swapout
2176	sub save {	2323	sub _save {
2177	my ($self) = @_;	2324	my ($self) = @_;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2325
2181	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2182		2327
2183	return unless $self->dirty;	2328	return unless $self->dirty;
2184		2329
…		…
2204	} else {	2349	} else {
2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2206	}	2351	}
2207	}	2352	}
2208		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2209	sub swap_out {	2362	sub swap_out {
2210	my ($self) = @_;	2363	my ($self) = @_;
2211		2364
2212	# save first because save cedes
2213	$self->save;
2214
2215	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2216		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2217	return if $self->players;	2369	return if $self->players;
2218	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2219	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2220		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2221	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2222		2421
2223	$self->deactivate;	2422	$self->deactivate;
2224	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2225	$self->clear;	2424	$self->clear;
2226	}
2227
2228	sub reset_at {
2229	my ($self) = @_;
2230
2231	# TODO: safety, remove and allow resettable per-player maps
2232	return 1e99 if $self->{deny_reset};
2233
2234	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2235	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2236
2237	$time + $to
2238	}
2239
2240	sub should_reset {
2241	my ($self) = @_;
2242
2243	$self->reset_at <= $cf::RUNTIME
2244	}
2245
2246	sub reset {
2247	my ($self) = @_;
2248
2249	my $lock = cf::lock_acquire "map_data:$self->{path}";
2250
2251	return if $self->players;
2252
2253	warn "resetting map ", $self->path;
2254
2255	$self->in_memory (cf::MAP_SWAPPED);
2256
2257	# need to save uniques path
2258	unless ($self->{deny_save}) {
2259	my $uniq = $self->uniq_path; utf8::encode $uniq;
2260
2261	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2262	if $uniq;
2263	}
2264
2265	delete $cf::MAP{$self->path};
2266
2267	$self->deactivate;
2268	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->clear;
2270		2425
2271	$self->unlink_save;	2426	$self->unlink_save;
2272	$self->destroy;	2427	$self->destroy;
2273	}	2428	}
2274		2429
…		…
2282		2437
2283	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2284		2439
2285	$self->unlink_save;	2440	$self->unlink_save;
2286		2441
2287	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2288	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2289	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2290	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2292		2447
…		…
2349	: normalise $_	2504	: normalise $_
2350	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2351	]	2506	]
2352	}	2507	}
2353		2508
		2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
		2540
2354	=back	2541	=back
2355		2542
2356	=head3 cf::object	2543	=head3 cf::object
2357		2544
2358	=cut	2545	=cut
…		…
2423		2610
2424	our $SAY_CHANNEL = {	2611	our $SAY_CHANNEL = {
2425	id => "say",	2612	id => "say",
2426	title => "Map",	2613	title => "Map",
2427	reply => "say ",	2614	reply => "say ",
2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2429	};	2616	};
2430		2617
2431	our $CHAT_CHANNEL = {	2618	our $CHAT_CHANNEL = {
2432	id => "chat",	2619	id => "chat",
2433	title => "Chat",	2620	title => "Chat",
…		…
2490		2677
2491	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2492		2679
2493	The player should be reasonably safe there for short amounts of time (e.g.	2680	The player should be reasonably safe there for short amounts of time (e.g.
2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2495	though, as the palyer cannot control the character while it is on the link	2682	though, as the player cannot control the character while it is on the link
2496	map.	2683	map.
2497		2684
2498	Will never block.	2685	Will never block.
2499		2686
2500	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
…		…
2521	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2522	my ($self) = @_;	2709	my ($self) = @_;
2523		2710
2524	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2525		2712
		2713	++$self->{_link_recursion};
		2714
2526	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2527		2716
2528	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2529	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2530		2719
2531	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2532	}	2721	}
2533		2722
2534	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2535	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2536		2725
…		…
2553	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2554	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2555		2744
2556	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2557	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2558	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2559		2748
2560	$map->load;	2749	$map->load;
2561	$map->load_neighbours;
2562		2750
2563	return unless $self->contr->active;	2751	return unless $self->contr->active;
2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2565	$self->activate_recursive;
2566		2752
2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2568	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2569	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2570		2760
		2761	}
		2762
2571	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2572		2764
2573	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2574	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2575	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2576	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2583		2775
2584	our $GOTOGEN;	2776	our $GOTOGEN;
2585		2777
2586	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2587	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2588		2786
2589	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2591		2789
2592	$self->enter_link;	2790	$self->enter_link;
…		…
2612	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2613	}	2811	}
2614	}	2812	}
2615		2813
2616	my $map = eval {	2814	my $map = eval {
2617	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2618		2816
2619	if ($map) {	2817	if ($map) {
2620	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2621	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2622	} else {	2820	} else {
2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2624	}	2822	}
2625		2823
2626	$map	2824	$map
…		…
2634	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2635	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2636	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2637	}	2835	}
2638		2836
2639	$done->() if $done;	2837	$done->($self) if $done;
2640	})->prio (1);	2838	})->prio (1);
2641	}	2839	}
2642		2840
2643	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2644		2842
…		…
2712	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2713		2911
2714	unless (eval {	2912	unless (eval {
2715	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2716		2914
2717	# random map handling
2718	{
2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
2720
2721	prepare_random_map $exit
2722	if $exit->slaying eq "/!";
2723	}
2724
2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2726	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2727	my $y = $exit->stats->sp;	2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
2728		2941
2729	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2730		2943
2731	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2732	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
…		…
2737	$self->message ("Something went wrong deep within the deliantra server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2738	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2739	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2740	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2741		2954
2742	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2743	$self->leave_link;	2956	$self->leave_link;
2744	}	2957	}
2745	})->prio (1);	2958	})->prio (1);
2746	}	2959	}
2747		2960
…		…
2759	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2760	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2761		2974
2762	utf8::encode $text;	2975	utf8::encode $text;
2763	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2764	}	3002	}
2765		3003
2766	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2767		3005
2768	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2772		3010
2773	=cut	3011	=cut
2774		3012
2775	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2776	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2777	"c/identify" => {	3021	"c/identify" => {
2778	id => "infobox",	3022	id => "infobox",
2779	title => "Identify",	3023	title => "Identify",
2780	reply => undef,	3024	reply => undef,
2781	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2783	"c/examine" => {	3027	"c/examine" => {
2784	id => "infobox",	3028	id => "infobox",
2785	title => "Examine",	3029	title => "Examine",
2786	reply => undef,	3030	reply => undef,
2787	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2788	},	3038	},
2789	"c/book" => {	3039	"c/book" => {
2790	id => "infobox",	3040	id => "infobox",
2791	title => "Book",	3041	title => "Book",
2792	reply => undef,	3042	reply => undef,
…		…
2808	id => "infobox",	3058	id => "infobox",
2809	title => "Body Parts",	3059	title => "Body Parts",
2810	reply => undef,	3060	reply => undef,
2811	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2812	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
2813	"c/skills" => {	3069	"c/skills" => {
2814	id => "infobox",	3070	id => "infobox",
2815	title => "Skills",	3071	title => "Skills",
2816	reply => undef,	3072	reply => undef,
2817	tooltip => "Shows your experience per skill and item power",	3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
2818	},	3098	},
2819	"c/uptime" => {	3099	"c/uptime" => {
2820	id => "infobox",	3100	id => "infobox",
2821	title => "Uptime",	3101	title => "Uptime",
2822	reply => undef,	3102	reply => undef,
…		…
2832	id => "party",	3112	id => "party",
2833	title => "Party",	3113	title => "Party",
2834	reply => "gsay ",	3114	reply => "gsay ",
2835	tooltip => "Messages and chat related to your party",	3115	tooltip => "Messages and chat related to your party",
2836	},	3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2837	);	3125	);
2838		3126
2839	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3129
…		…
2846		3134
2847	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2848	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2849	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2850		3138
2851	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853
2854	$channel = $channel->{id};	3140	$channel = $channel->{id};
2855		3141
2856	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2857	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2858	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2859	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2860	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2861	if $self->can_msg;
2862	}	3147	}
2863		3148
2864	$channel = $channel->{id};	3149	$channel = $channel->{id};
2865	}	3150	}
2866		3151
2867	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2868		3153
2869	if ($self->can_msg) {
2870	# default colour, mask it out	3154	# default colour, mask it out
2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2872	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2873		3157
2874	my $pkt = "msg "	3158	my $pkt = "msg "
2875	. $self->{json_coder}->encode (	3159	. $self->{json_coder}->encode (
2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2877	);	3161	);
2878		3162
2879	# try lzf for large packets
2880	$pkt = "lzf " . Compress::LZF::compress $pkt
2881	if 1024 <= length $pkt and $self->{can_lzf};
2882
2883	# split very large packets
2884	if (8192 < length $pkt and $self->{can_lzf}) {
2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2886	$pkt = "frag";
2887	}
2888
2889	$self->send_packet ($pkt);	3163	$self->send_big_packet ($pkt);
2890	} else {
2891	if ($color >= 0) {
2892	# replace some tags by gcfclient-compatible ones
2893	for ($msg) {
2894	1 while
2895	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2896	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2897	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2898	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2899	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2900	}
2901
2902	$color &= cf::NDI_COLOR_MASK;
2903
2904	utf8::encode $msg;
2905
2906	if (0 && $msg =~ /\[/) {
2907	# COMMAND/INFO
2908	$self->send_packet ("drawextinfo $color 10 8 $msg")
2909	} else {
2910	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2911	$self->send_packet ("drawinfo $color $msg")
2912	}
2913	}
2914	}
2915	}	3164	}
2916		3165
2917	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2918		3167
2919	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2922		3171
2923	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2924	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2925		3174
2926	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2928	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2929	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2931	}	3180	}
2932	}	3181	}
2933		3182
2934	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2935		3184
…		…
2938	=cut	3187	=cut
2939		3188
2940	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2941	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2942		3191
2943	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2945	} elsif ($self->extcmd == 1) {
2946	#TODO: version 1, remove
2947	unshift @msg, msgtype => "reply", msgid => $id;
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}
2950	}	3195	}
2951		3196
2952	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2953		3198
2954	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
3009	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
3010		3255
3011	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3012		3257
3013	if (ref $msg) {	3258	if (ref $msg) {
3014	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3015	"ARRAY" eq ref $msg
3016	? @$msg
3017	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3018		3260
3019	my @reply;	3261	my @reply;
3020		3262
3021	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
3022	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
3024		3266
3025	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
3026	if $reply;	3268	if $reply;
3027		3269
3028	} else {	3270	} else {
3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3030	}	3272	}
3031		3273
3032	cf::override;	3274	cf::override;
3033	},	3275	},
3034	);	3276	);
…		…
3054		3296
3055	$coro	3297	$coro
3056	}	3298	}
3057		3299
3058	cf::client->attach (	3300	cf::client->attach (
3059	on_destroy => sub {	3301	on_client_destroy => sub {
3060	my ($ns) = @_;	3302	my ($ns) = @_;
3061		3303
3062	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3063	},	3305	},
3064	);	3306	);
…		…
3080	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3081		3323
3082	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3083		3325
3084	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3085	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3086	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3087	sort time	3329	sort time
3088	));	3330	));
3089		3331
3090	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3094	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3095		3337
3096	cf::object	3338	cf::object
3097	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3098	insert remove name archname title slaying race decrease split	3340	insert remove name archname title slaying race decrease split
		3341	value
3099		3342
3100	cf::object::player	3343	cf::object::player
3101	player	3344	player
3102		3345
3103	cf::player	3346	cf::player
…		…
3109	=cut	3352	=cut
3110		3353
3111	for (	3354	for (
3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3113	insert remove inv nrof name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3114	decrease split destroy change_exp)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3115	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3116	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3117	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3118	) {	3361	) {
3119	no strict 'refs';
3120	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3121	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3122	for @funs;	3364	for @funs;
3123	}	3365	}
3124		3366
…		…
3139		3381
3140	my $qcode = $code;	3382	my $qcode = $code;
3141	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3142	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3143		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3144	local $_;	3389	local $_;
3145	local @safe::cf::_safe_eval_args = values %vars;
3146		3390
3147	my $eval =	3391	my $eval =
3148	"do {\n"	3392	"do {\n"
3149	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3150	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3151	. $code	3395	. $code
3152	. "\n}"	3396	. "\n}"
3153	;	3397	;
3154		3398
		3399	if ($CFG{safe_eval}) {
3155	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3156	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3157	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3158		3408
3159	if ($@) {	3409	if ($@) {
3160	warn "$@";	3410	warn "$@",
3161	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3162	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3163	}	3413	}
3164		3414
3165	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3166	}	3416	}
3167		3417
…		…
3181	=cut	3431	=cut
3182		3432
3183	sub register_script_function {	3433	sub register_script_function {
3184	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3185		3435
3186	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3187	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3188	}	3438	}
3189		3439
3190	=back	3440	=back
3191		3441
3192	=cut	3442	=cut
…		…
3201	# for this (global event?)	3451	# for this (global event?)
3202	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3203		3453
3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3205		3455
3206	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3207		3457
3208	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3209	0 < aio_load $path, $facedata
3210	or die "$path: $!";
3211
3212	$facedata = Coro::Storable::thaw $facedata;
3213		3459
3214	$facedata->{version} == 2	3460	$facedata->{version} == 2
3215	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3216		3462
3217	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3218	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3219	type => FT_RSRC,	3466	type => FT_RSRC,
3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3221	};	3469	};
3222	cf::cede_to_tick;	3470	cf::cede_to_tick;
3223		3471
3224	{	3472	{
3225	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3227	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3229		3477
3230	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3231	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3234		3483
3235	cf::cede_to_tick;	3484	cf::cede_to_tick;
3236	}	3485	}
3237		3486
3238	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3243		3492
3244	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3245	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3247	} else {	3496	} else {
3248	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3249	}	3498	}
3250		3499
3251	cf::cede_to_tick;	3500	cf::cede_to_tick;
3252	}	3501	}
3253	}	3502	}
…		…
3262		3511
3263	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3264	}	3513	}
3265		3514
3266	{	3515	{
3267	# TODO: for gcfclient pleasure, we should give resources
3268	# that gcfclient doesn't grok a >10000 face index.
3269	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3270		3517
3271	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3272	if (defined $info->{type}) {	3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3274	my $data;
3275		3522
3276	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3277	# prepend meta info
3278
3279	my $meta = $enc->encode ({
3280	name => $name,
3281	%{ $info->{meta} || {} },
3282	});
3283
3284	$data = pack "(w/a*)*", $meta, $info->{data};
3285	} else {
3286	$data = $info->{data};
3287	}
3288
3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3290	cf::face::set_type $idx, $info->{type};	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3291	} else {	3526	} else {
3292	$RESOURCE{$name} = $info;	3527	# $RESOURCE{$name} = $info; # unused
3293	}	3528	}
3294		3529
3295	cf::cede_to_tick;	3530	cf::cede_to_tick;
3296	}	3531	}
3297	}	3532	}
3298		3533
3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3300		3535
3301	1	3536	1
3302	}	3537	}
3303
3304	cf::global->attach (on_resource_update => sub {
3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3307
3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3309	my $sound = $soundconf->{compat}[$_]
3310	or next;
3311
3312	my $face = cf::face::find "sound/$sound->[1]";
3313	cf::sound::set $sound->[0] => $face;
3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3315	}
3316
3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
3318	my $face = cf::face::find "sound/$v";
3319	cf::sound::set $k => $face;
3320	}
3321	}
3322	});
3323		3538
3324	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
3325	my ($ns, $want) = @_;	3540	my ($ns, $want) = @_;
3326		3541
3327	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
…		…
3366	sub reload_treasures {	3581	sub reload_treasures {
3367	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3368	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3369	}	3584	}
3370		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3371	sub reload_resources {	3606	sub reload_resources {
3372	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3373		3608
		3609	reload_exp_table;
		3610	reload_materials;
3374	reload_facedata;	3611	reload_facedata;
		3612	reload_sound;
3375	reload_archetypes;	3613	reload_archetypes;
3376	reload_regions;	3614	reload_regions;
3377	reload_treasures;	3615	reload_treasures;
3378		3616
3379	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3380	}	3618	}
3381		3619
3382	sub reload_config {	3620	sub reload_config {
3383	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3384	or return;
3385		3622
3386	local $/;	3623	my $config = load_file "$CONFDIR/config";
3387	*CFG = YAML::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3388		3626
3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3390		3628
3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3393		3631
3394	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3417		3655
3418	seek $fh, 0, 0;	3656	seek $fh, 0, 0;
3419	print $fh $$;	3657	print $fh $$;
3420	}	3658	}
3421		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3422	sub main {	3669	sub main {
3423	cf::init_globals; # initialise logging	3670	cf::init_globals; # initialise logging
3424		3671
3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3429
3430	cf::init_experience;
3431	cf::init_anim;
3432	cf::init_attackmess;
3433	cf::init_dynamic;
3434	cf::init_block;
3435		3676
3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3437		3678
3438	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3439	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
…		…
3445	};	3686	};
3446		3687
3447	evthread_start IO::AIO::poll_fileno;	3688	evthread_start IO::AIO::poll_fileno;
3448		3689
3449	cf::sync_job {	3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
3450	reload_resources;	3699	reload_resources;
3451	reload_config;	3700	reload_config;
3452	db_init;	3701	db_init;
3453		3702
3454	cf::load_settings;
3455	cf::load_materials;
3456	cf::init_uuid;	3703	cf::init_uuid;
3457	cf::init_signals;	3704	cf::init_signals;
3458	cf::init_commands;
3459	cf::init_skills;	3705	cf::init_skills;
3460		3706
3461	cf::init_beforeplay;	3707	cf::init_beforeplay;
3462		3708
3463	atomic;	3709	atomic;
…		…
3465	load_extensions;	3711	load_extensions;
3466		3712
3467	utime time, time, $RUNTIMEFILE;	3713	utime time, time, $RUNTIMEFILE;
3468		3714
3469	# no (long-running) fork's whatsoever before this point(!)	3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3471		3718
3472	(pop @POST_INIT)->(0) while @POST_INIT;	3719	cf::_post_init 0;
3473	};	3720	};
3474		3721
3475	EV::loop;	3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3476	}	3730	}
3477		3731
3478	#############################################################################	3732	#############################################################################
3479	# initialisation and cleanup	3733	# initialisation and cleanup
3480		3734
3481	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3482	BEGIN {	3736	BEGIN {
3483	our %SIGWATCHER = ();	3737	our %SIGWATCHER = ();
3484	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3486	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3487	};	3741	};
3488	}	3742	}
3489	}	3743	}
3490		3744
3491	sub write_runtime_sync {	3745	sub write_runtime_sync {
		3746	my $t0 = AE::time;
		3747
3492	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3493	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3494		3750
3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3496		3752
3497	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3498		3754
3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3500	or return;	3756	or return;
3501		3757
3502	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3503	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3504	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3517	or return;	3773	or return;
3518		3774
3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3520	and return;	3776	and return;
3521		3777
3522	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3523		3779
3524	1	3780	1
3525	}	3781	}
3526		3782
3527	our $uuid_lock;	3783	our $uuid_lock;
…		…
3539	or return;	3795	or return;
3540		3796
3541	my $value = uuid_seq uuid_cur;	3797	my $value = uuid_seq uuid_cur;
3542		3798
3543	unless ($value) {	3799	unless ($value) {
3544	warn "cowardly refusing to write zero uuid value!\n";	3800	info "cowardly refusing to write zero uuid value!\n";
3545	return;	3801	return;
3546	}	3802	}
3547		3803
3548	my $value = uuid_str $value + $uuid_skip;	3804	my $value = uuid_str $value + $uuid_skip;
3549	$uuid_skip = 0;	3805	$uuid_skip = 0;
…		…
3559	or return;	3815	or return;
3560		3816
3561	aio_rename "$uuid~", $uuid	3817	aio_rename "$uuid~", $uuid
3562	and return;	3818	and return;
3563		3819
3564	warn "uuid file written ($value).\n";	3820	trace "uuid file written ($value).\n";
3565		3821
3566	1	3822	1
3567		3823
3568	}	3824	}
3569		3825
…		…
3575	}	3831	}
3576		3832
3577	sub emergency_save() {	3833	sub emergency_save() {
3578	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3579		3835
3580	warn "emergency_perl_save: enter\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3581		3842
3582	cf::sync_job {	3843	cf::sync_job {
3583	# this is a trade-off: we want to be very quick here, so	3844	cf::write_runtime_sync; # external watchdog should not bark
3584	# save all maps without fsync, and later call a global sync
3585	# (which in turn might be very very slow)
3586	local $USE_FSYNC = 0;
3587		3845
3588	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3589	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3590	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3591	warn "emergency_perl_save: begin player save\n";	3849	info "emergency_perl_save: begin player save\n";
3592	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3593	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3594	$pl->valid or next;	3852	$pl->valid or next;
3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3596	$pl->save;	3854	$pl->save;
3597	}	3855	}
3598	warn "emergency_perl_save: end player save\n";	3856	info "emergency_perl_save: end player save\n";
3599		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
3600	warn "emergency_perl_save: begin map save\n";	3860	info "emergency_perl_save: begin map save\n";
3601	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3602	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3603	$map->valid or next;	3863	$map->valid or next;
3604	$map->save;	3864	$map->save;
3605	}	3865	}
3606	warn "emergency_perl_save: end map save\n";	3866	info "emergency_perl_save: end map save\n";
3607		3867
		3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
3608	warn "emergency_perl_save: begin database checkpoint\n";	3870	info "emergency_perl_save: begin database checkpoint\n";
3609	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3610	warn "emergency_perl_save: end database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
3611		3873
3612	warn "emergency_perl_save: begin write uuid\n";	3874	info "emergency_perl_save: begin write uuid\n";
3613	write_uuid_sync 1;	3875	write_uuid_sync 1;
3614	warn "emergency_perl_save: end write uuid\n";	3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3615	};	3896	};
3616		3897
3617	warn "emergency_perl_save: starting sync()\n";
3618	IO::AIO::aio_sync sub {
3619	warn "emergency_perl_save: finished sync()\n";
3620	};
3621
3622	warn "emergency_perl_save: leave\n";	3898	info "emergency_perl_save: leave\n";
3623	}	3899	}
3624		3900
3625	sub post_cleanup {	3901	sub post_cleanup {
3626	my ($make_core) = @_;	3902	my ($make_core) = @_;
3627		3903
		3904	IO::AIO::flush;
		3905
3628	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3629	if $make_core;	3907	if $make_core;
3630		3908
3631	my $fh = pidfile;	3909	my $fh = pidfile;
3632	unlink $PIDFILE if <$fh> == $$;	3910	unlink $PIDFILE if <$fh> == $$;
3633	}	3911	}
…		…
3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3654	for my $name (keys %$leaf_symtab) {	3932	for my $name (keys %$leaf_symtab) {
3655	_gv_clear *{"$pkg$name"};	3933	_gv_clear *{"$pkg$name"};
3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3657	}	3935	}
3658	warn "cleared package $pkg\n";#d#
3659	}	3936	}
3660		3937
3661	sub do_reload_perl() {	3938	sub do_reload_perl() {
3662	# can/must only be called in main	3939	# can/must only be called in main
3663	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3664	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3665	return;	3942	return;
3666	}	3943	}
3667		3944
3668	return if $RELOAD++;	3945	return if $RELOAD++;
3669		3946
3670	my $t1 = EV::time;	3947	my $t1 = AE::time;
3671		3948
3672	while ($RELOAD) {	3949	while ($RELOAD) {
3673	warn "reloading...";	3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
3674		3952
3675	warn "entering sync_job";	3953	trace "perl_reload: entering sync_job";
3676		3954
3677	cf::sync_job {	3955	cf::sync_job {
3678	cf::write_runtime_sync; # external watchdog should not bark
3679	cf::emergency_save;	3956	#cf::emergency_save;
3680	cf::write_runtime_sync; # external watchdog should not bark
3681		3957
3682	warn "syncing database to disk";
3683	BDB::db_env_txn_checkpoint $DB_ENV;
3684
3685	# if anything goes wrong in here, we should simply crash as we already saved
3686
3687	warn "flushing outstanding aio requests";
3688	while (IO::AIO::nreqs || BDB::nreqs) {
3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3690	}
3691
3692	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3693	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3694	%EXT_CORO = ();	3960	%EXT_CORO = ();
3695		3961
3696	warn "removing commands";	3962	trace "perl_reload: removing commands";
3697	%COMMAND = ();	3963	%COMMAND = ();
3698		3964
3699	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3700	%EXTCMD = ();	3966	%EXTCMD = ();
3701	%EXTICMD = ();	3967	%EXTICMD = ();
3702		3968
3703	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3704	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3705	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3706		3972
3707	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3708	eval {	3974	eval {
3709	$cb->($pkg);	3975	$cb->($pkg);
3710	1	3976	1
3711	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
3712	}	3978	}
3713		3979
3714	warn "... clearing $pkg";	3980	trace "... clearing $pkg";
3715	clear_package $pkg;	3981	clear_package $pkg;
3716	}	3982	}
3717		3983
3718	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3719	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3721		3987
3722	warn "... unloading $k";	3988	trace "... unloading $k";
3723	delete $INC{$k};	3989	delete $INC{$k};
3724		3990
3725	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3726	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3727		3993
…		…
3730	}	3996	}
3731		3997
3732	clear_package $k;	3998	clear_package $k;
3733	}	3999	}
3734		4000
3735	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3736	clear_package "safe::$_"	4002	clear_package "safe::$_"
3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3738		4004
3739	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3740	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3741	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3742		4008
3743	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3744	# and global variables created in xs	4010	# and global variables created in xs
3745	#clear_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3746		4012
3747	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3748		4014
3749	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3750	require cf;	4016	require cf;
3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3752		4018
3753	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3754	cf::reload_config;	4020	cf::reload_config;
3755		4021
3756	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3757	cf::load_extensions;	4023	cf::load_extensions;
3758		4024
3759	if ($REATTACH_ON_RELOAD) {	4025	if ($REATTACH_ON_RELOAD) {
3760	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3761	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3762	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3763	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3764	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3765	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
3766	}	4032	}
3767		4033
3768	warn "running post_init jobs";	4034	cf::_post_init 1;
3769	(pop @POST_INIT)->(1) while @POST_INIT;
3770		4035
3771	warn "leaving sync_job";	4036	trace "perl_reload: leaving sync_job";
3772		4037
3773	1	4038	1
3774	} or do {	4039	} or do {
3775	warn $@;	4040	error $@;
3776	cf::cleanup "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3777	};	4042	};
3778		4043
3779	warn "reloaded";
3780	--$RELOAD;	4044	--$RELOAD;
3781	}	4045	}
3782		4046
3783	$t1 = EV::time - $t1;	4047	$t1 = AE::time - $t1;
3784	warn "reload completed in ${t1}s\n";	4048	info "perl_reload: completed in ${t1}s\n";
3785	};	4049	};
3786		4050
3787	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3788		4052
3789	sub reload_perl() {	4053	sub reload_perl() {
…		…
3791	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3792		4056
3793	$RELOAD_WATCHER ||= cf::async {	4057	$RELOAD_WATCHER ||= cf::async {
3794	Coro::AIO::aio_wait cache_extensions;	4058	Coro::AIO::aio_wait cache_extensions;
3795		4059
3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3797	do_reload_perl;	4061	do_reload_perl;
3798	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3799	};	4063	};
3800	};	4064	};
3801	}	4065	}
…		…
3810	reload_perl;	4074	reload_perl;
3811	};	4075	};
3812	}	4076	}
3813	};	4077	};
3814		4078
3815	unshift @INC, $LIBDIR;	4079	#############################################################################
3816		4080
3817	my $bug_warning = 0;	4081	my $bug_warning = 0;
3818		4082
3819	our @WAIT_FOR_TICK;
3820	our @WAIT_FOR_TICK_BEGIN;
3821
3822	sub wait_for_tick {	4083	sub wait_for_tick() {
3823	return if tick_inhibit || $Coro::current == $Coro::main;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3824		4085
3825	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3826	push @WAIT_FOR_TICK, $signal;
3827	$signal->wait;
3828	}	4087	}
3829		4088
3830	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3831	return if tick_inhibit || $Coro::current == $Coro::main;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3832		4091
3833	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3834	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3835	$signal->wait;	4094	$signal->wait;
3836	}	4095	}
…		…
3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3841	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3842	return;	4101	return;
3843	}	4102	}
3844		4103
3845	cf::server_tick; # one server iteration	4104	cf::one_tick; # one server iteration
		4105
		4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3846		4107
3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3849	Coro::async_pool {	4110	Coro::async_pool {
3850	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3851	write_runtime_sync	4112	write_runtime_sync
3852	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3853	};	4114	};
3854	}	4115	}
3855		4116
3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3857	$sig->send;	4118	$sig->send;
3858	}	4119	}
3859	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3860	$sig->send;
3861	}
3862		4121
3863	$LOAD = ($NOW - $TICK_START) / $TICK;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3865		4124
3866	if (0) {	4125	if (0) {
3867	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3868	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3870	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3871	}	4130	}
3872	}	4131	}
3873	}	4132	}
3874		4133
3875	{	4134	{
3876	# configure BDB	4135	# configure BDB
3877		4136
3878	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3879	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3880	$AnyEvent::BDB::WATCHER->priority (1);	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3881		4140
3882	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3883	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3920	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3921	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3922	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3923	}	4182	}
3924		4183
3925	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3926		4186
3927	sub _log_backtrace {	4187	sub _log_backtrace {
3928	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3929		4189
3930	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3931		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3932	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3933	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3934	++$_log_backtrace;	4198	++$_log_backtrace;
3935	my $perl_bt = Carp::longmess $msg;	4199	my $perl_bt = Carp::longmess $msg;
3936	async {	4200	async {
3937	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3938		4202
…		…
3958	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3959	--$_log_backtrace;	4223	--$_log_backtrace;
3960	};	4224	};
3961	} else {	4225	} else {
3962	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3963	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3964	}	4228	}
3965	}	4229	}
3966		4230
3967	# load additional modules	4231	# load additional modules
3968	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3969		4234
3970	END { cf::emergency_save }	4235	END { cf::emergency_save }
3971		4236
3972	1	4237	1
3973		4238

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