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Revision 1.446 by root, Tue Sep 16 16:03:02 2008 UTC vs.
Revision 1.575 by root, Sat Aug 13 20:20:30 2011 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 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
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	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
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		112
100	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;
101		120
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	123	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		125
107	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	129	our $DB_ENV;
111		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
112	our %CFG;	133	our %CFG;
113		134
114	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
116	our $NOW;	138	our $NOW;
117		139
118	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
119	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
120	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
124		146
125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
126	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	149	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		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;
129		159
130	binmode STDOUT;	160	binmode STDOUT;
131	binmode STDERR;	161	binmode STDERR;
132		162
133	# read virtual server time, if available	163	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
138	}	168	}
139		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
140	mkdir $_	172	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		174
143	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
144		176
145	sub cf::map::normalise;	177	sub cf::map::normalise;
146		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
147	#############################################################################	183	#############################################################################
148		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
149	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
150		197
151	=over 4	198	=over 4
152		199
153	=item $cf::UPTIME	200	=item $cf::UPTIME
154		201
155	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.
156		218
157	=item $cf::RUNTIME	219	=item $cf::RUNTIME
158		220
159	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
160	every server tick.	222	every server tick.
…		…
166	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
167	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
168	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
169	database environment.	231	database environment.
170		232
171	=item $cf::NOW
172
173	The time of the last (current) server tick.
174
175	=item $cf::TICK
176
177	The interval between server ticks, in seconds.
178
179	=item $cf::LOADAVG	233	=item $cf::LOADAVG
180		234
181	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
182	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
183	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
192	from wherever your confdir points to.	246	from wherever your confdir points to.
193		247
194	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
195		249
196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
197	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
200	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
201		272
202	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
203	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
204	that call.	275	that call.
205		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
206	=back	283	=back
207		284
208	=cut	285	=cut
209		286
210	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
211	*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 {
212	my $msg = join "", @_;	294	my $msg = join "", @_;
213		295
214	$msg .= "\n"	296	$msg .= "\n"
215	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
216		298
217	$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;
218		300
219	LOG llevError, $msg;	301	LOG llevWarn, $msg;
220	};	302	};
221	}
222		303
223	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
225		306
226	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	311	return;#d#
229	}#d#	312	}#d#
230		313
231	# kill coroutine otherwise	314	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	315	Coro::terminate
234	};	316	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		317
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	335	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	337	}
258		338
259	$EV::DIED = sub {	339	$EV::DIED = sub {
260	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
261	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
262		347
263	#############################################################################	348	#############################################################################
264		349
265	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
266		351
…		…
287	$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;
288	$d	373	$d
289	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
290	}	375	}
291		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
292	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
293		392
294	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
295		394
296	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
302	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
303		402
304	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
306		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
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		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
307	=item cf::lock_wait $string	468	=item cf::lock_wait $string
308		469
309	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
310		471
311	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
312		473
313	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
314	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,
315	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
316	returned.	477	returned.
317		478
318	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
319	deadlocked coro.	480	deadlocked coro.
…		…
325		486
326	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.
327		488
328	=cut	489	=cut
329		490
330	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		492
333	sub lock_wait($) {	493	sub lock_wait($) {
334	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	495	}
347		496
348	sub lock_acquire($) {	497	sub lock_acquire($) {
349	my ($key) = @_;	498	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	499	}
363		500
364	sub lock_active($) {	501	sub lock_active($) {
365	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	503	}
369		504
370	sub freeze_mainloop {	505	sub freeze_mainloop {
371	tick_inhibit_inc;	506	tick_inhibit_inc;
372		507
373	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
374	}	509	}
375		510
376	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
377		512
378	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
379	get spread over timer.	514	get spread over time.
380		515
381	=cut	516	=cut
382		517
383	sub periodic($$) {	518	sub periodic($$) {
384	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
388	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
389	}	524	}
390		525
391	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
392		527
393	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
394	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
395	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.
396		535
397	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
398	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
399		538
400	Useful for short background jobs.	539	Useful for short background jobs.
401		540
402	=cut	541	=cut
403		542
404	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
406		546
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
410		550
411	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
412		553
413	while () {	554	while () {
414	next_job:	555	next_job:
		556
415	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	558
417	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	563	$job->[2]->send;
421	Coro::cede;	564	Coro::cede;
422	goto next_job;	565	goto next_job;
423	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	568	}
425	}	569	}
426		570
427	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
428	# 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
429	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
430	$signal->wait;
431	} else {	574	} else {
		575	$busy = 0;
432	Coro::schedule;	576	Coro::schedule;
433	}	577	}
434	}	578	}
435	};	579	};
436		580
437	sub get_slot($;$$) {	581	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
439		583
440	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
441		585
442	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
443	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
444		589
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
473	=cut	618	=cut
474		619
475	sub sync_job(&) {	620	sub sync_job(&) {
476	my ($job) = @_;	621	my ($job) = @_;
477		622
478	if ($Coro::current == $Coro::main) {	623	if (in_main) {
479	my $time = EV::time;	624	my $time = AE::time;
480		625
481	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
483		628
484	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
485		630
486	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
487		632
488	my $busy = 1;	633	my $busy = 1;
489	my @res;	634	my @res;
490		635
491	(async {	636	(async {
492	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
493	@res = eval { $job->() };	638	@res = eval { $job->() };
494	warn $@ if $@;	639	error $@ if $@;
495	undef $busy;	640	undef $busy;
496	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
497		642
498	while ($busy) {	643	while ($busy) {
499	if (Coro::nready) {	644	if (Coro::nready) {
…		…
501	} else {	646	} else {
502	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
503	}	648	}
504	}	649	}
505		650
506	my $time = EV::time - $time;	651	my $time = AE::time - $time;
507		652
508	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
509		654
510	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
511	} else {	656	} else {
…		…
533	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
534		679
535	$coro	680	$coro
536	}	681	}
537		682
538	=item fork_call { }, $args	683	=item fork_call { }, @args
539		684
540	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
541	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
542	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
543	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
544		689
545	=cut	690	=cut
546		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
547	sub fork_call(&@) {	696	sub fork_call(&@) {
548	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
549		698
550	# 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,
551	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
552	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
553		702
554	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
555	reset_signals;	704	cf::post_fork;
556	&$cb	705	&$cb
557	}, @args;	706	} @args;
558		707
559	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	)
560	}	720	}
561		721
562	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
563		723
564	=cut	724	=cut
…		…
601	within each server.	761	within each server.
602		762
603	=cut	763	=cut
604		764
605	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
606	my ($name) = @_;	769	my ($name) = @_;
607	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
608		771
609	eval {	772	eval {
610	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
620	}	783	}
621		784
622	our $DB;	785	our $DB;
623		786
624	sub db_init {	787	sub db_init {
625	cf::sync_job {
626	$DB ||= db_table "db";	788	$DB ||= db_table "db";
627	};
628	}	789	}
629		790
630	sub db_get($$) {	791	sub db_get($$) {
631	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
632		793
633	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
634	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
635		798
636	$! ? ()	799	$! ? ()
637	: $data	800	: $data
638	}
639	}	801	}
640		802
641	sub db_put($$$) {	803	sub db_put($$$) {
642	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
643	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
671		833
672	my @data;	834	my @data;
673	my $md5;	835	my $md5;
674		836
675	for (0 .. $#$src) {	837	for (0 .. $#$src) {
676	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
677	or Carp::croak "$src->[$_]: $!";
678	}	839	}
679		840
680	# if processing is expensive, check	841	# if processing is expensive, check
681	# checksum first	842	# checksum first
682	if (1) {	843	if (1) {
…		…
699		860
700	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
701	my $data = $process->(\@data);	862	my $data = $process->(\@data);
702	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
703		864
704	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
705		866
706	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
707	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
708	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
709		870
…		…
719		880
720	=cut	881	=cut
721		882
722	sub datalog($@) {	883	sub datalog($@) {
723	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
724	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
725	}	886	}
726		887
727	=back	888	=back
728		889
729	=cut	890	=cut
730		891
731	#############################################################################	892	#############################################################################
732		893
733	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
734		895
735	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
736	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
737	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
738		899
739	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
740	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
790	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
791		952
792	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
793	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
794		955
795	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
796	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
797		958
798	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
799		960
800	=over 4	961	=over 4
…		…
924		1085
925	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
926	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
927		1088
928	} elsif (ref $type) {	1089	} elsif (ref $type) {
929	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
930		1091
931	} else {	1092	} else {
932	shift @arg;	1093	shift @arg;
933	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
934	}	1095	}
935	}	1096	}
936	}	1097	}
937		1098
938	sub _object_attach {	1099	sub _object_attach {
…		…
948	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
949	}	1110	}
950		1111
951	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
952	} else {	1113	} else {
953	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
954	}	1115	}
955		1116
956	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
957	}	1118	}
958		1119
…		…
1017		1178
1018	for (@$callbacks) {	1179	for (@$callbacks) {
1019	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1020		1181
1021	if ($@) {	1182	if ($@) {
1022	warn "$@";
1023	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1024	override;	1184	override;
1025	}	1185	}
1026		1186
1027	return 1 if $override;	1187	return 1 if $override;
1028	}	1188	}
…		…
1107	for (@$attach) {	1267	for (@$attach) {
1108	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1109	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1110	}	1270	}
1111	} else {	1271	} else {
1112	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1113	}	1273	}
1114	}	1274	}
1115	}	1275	}
1116		1276
1117	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1144	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1145		1305
1146	sync_job {	1306	sync_job {
1147	if (length $$rdata) {	1307	if (length $$rdata) {
1148	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1149	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1150	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1151		1312
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	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	}
1156	aio_close $fh;	1320	aio_close $fh;
1157		1321
1158	if (@$objs) {	1322	if (@$objs) {
1159	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) {
1160	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1163	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	}
1164	aio_close $fh;	1331	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1333	}
1167	} else {	1334	} else {
1168	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1169	}	1336	}
1170		1337
1171	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1342	} else {
1173	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1174	}	1344	}
1175	} else {	1345	} else {
1176	aio_unlink $filename;	1346	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1178	}	1348	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1373	$av = $st->{objs};
1204	}	1374	}
1205		1375
1206	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1209		1380
1210	($data, $av)	1381	($data, $av)
1211	}	1382	}
1212		1383
1213	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1269	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1270		1441
1271	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1272	}	1443	}
1273		1444
		1445	use File::Glob ();
		1446
1274	cf::player->attach (	1447	cf::player->attach (
1275	on_command => sub {	1448	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1277		1450
1278	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1279	or return;	1452	or return;
1280		1453
…		…
1303		1476
1304	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1305	if $reply;	1478	if $reply;
1306		1479
1307	} else {	1480	} else {
1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1309	}	1482	}
1310		1483
1311	cf::override;	1484	cf::override;
1312	},	1485	},
1313	);	1486	);
1314		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1315	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1316	cf::sync_job {	1504	cf::sync_job {
1317	my %todo;	1505	my %todo;
1318		1506
1319	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1320	next unless -r $path;	1508	next unless -r $path;
…		…
1338		1526
1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341		1529
1342	$ext{source} =	1530	$ext{source} =
1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1344	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1345	. $source	1533	. $source
1346	. "\n};\n1";	1534	. "\n};\n1";
1347		1535
1348	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1349	}	1537	}
1350		1538
		1539	my $pass = 0;
1351	my %done;	1540	my %done;
1352	while (%todo) {	1541	while (%todo) {
1353	my $progress;	1542	my $progress;
1354		1543
		1544	++$pass;
		1545
		1546	ext:
1355	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1549	next ext
1358	unless exists $done{$_};	1550	unless exists $done{$_};
1359	}	1551	}
1360		1552
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1554
1363	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1559
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1561	if exists $v->{meta}{mandatory};
1371		1562
1372	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1373	}	1572	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1573	}
1379		1574
1380	skip:	1575	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1383	}	1585	}
1384	};	1586	};
1385	}	1587	}
1386		1588
1387	#############################################################################	1589	#############################################################################
1388		1590
1389	=back	1591	=back
1390		1592
1391	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1392		1594
1393	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1394		1596
1395	=cut	1597	=cut
1396		1598
1397	package cf::player;	1599	package cf::player;
1398		1600
…		…
1441		1643
1442	sub exists($) {	1644	sub exists($) {
1443	my ($login) = @_;	1645	my ($login) = @_;
1444		1646
1445	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1447	}	1649	}
1448		1650
1449	sub find($) {	1651	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1653	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1472	}	1674	}
1473	}	1675	}
1474	}	1676	}
1475		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1476	sub save($) {	1691	sub save($) {
1477	my ($pl) = @_;	1692	my ($pl) = @_;
1478		1693
1479	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1480		1695
…		…
1485		1700
1486	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1488		1703
1489	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1708
1491	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1710	cf::cede_to_tick;
1493	}	1711	}
1494		1712
…		…
1528	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1529		1747
1530	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1532		1750
1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1534	$pl->deactivate;	1752	$pl->deactivate;
		1753
1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536	$pl->ob->check_score;
1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1538	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1539		1759
1540	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1541	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1542	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1596	\@logins	1816	\@logins
1597	}	1817	}
1598		1818
1599	=item $player->maps	1819	=item $player->maps
1600		1820
		1821	=item cf::player::maps $login
		1822
1601	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1602	player. May block.	1824	player. May block.
1603		1825
1604	=cut	1826	=cut
1605		1827
…		…
1622	}	1844	}
1623		1845
1624	\@paths	1846	\@paths
1625	}	1847	}
1626		1848
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1850
1629	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1630		1852
1631	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1632		1854
1633	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1634		1856
…		…
1666		1888
1667	=cut	1889	=cut
1668		1890
1669	sub find_by_path($) {	1891	sub find_by_path($) {
1670	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1671		1895
1672	my ($match, $specificity);	1896	my ($match, $specificity);
1673		1897
1674	for my $region (list) {	1898	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1704	sub generate_random_map {	1928	sub generate_random_map {
1705	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1706		1930
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1932
1709	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1718	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1719	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1720	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1721	(cf::region::find $rmp->{region}), $rmp->{custom}
1722	)
1723	}	1934	}
1724		1935
1725	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1726		1937
1727	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1732		1943
1733	sub register {	1944	sub register {
1734	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1735	my $pkg = caller;	1946	my $pkg = caller;
1736		1947
1737	no strict;
1738	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1739		1949
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	1951	}
1742		1952
1743	# also paths starting with '/'	1953	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		1955
1746	sub thawer_merge {	1956	sub thawer_merge {
1747	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1748		1958
1749	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1754	}	1964	}
1755		1965
1756	sub normalise {	1966	sub normalise {
1757	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1758		1968
1759	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1760		1970
1761	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1762		1972
1763	# map plan:	1973	# map plan:
1764	#	1974	#
…		…
1779	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1780	$path = "$base/$path";	1990	$path = "$base/$path";
1781	}	1991	}
1782		1992
1783	for ($path) {	1993	for ($path) {
1784	redo if s{//}{/};
1785	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1786	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1787	}	1996	}
1788		1997
1789	$path	1998	$path
…		…
1803	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1804	return $self;	2013	return $self;
1805	}	2014	}
1806	}	2015	}
1807		2016
1808	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1809	()	2018	()
1810	}	2019	}
1811		2020
		2021	# may re-bless or do other evil things
1812	sub init {	2022	sub init {
1813	my ($self) = @_;	2023	my ($self) = @_;
1814		2024
1815	$self	2025	$self
1816	}	2026	}
…		…
1847		2057
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1850	}	2060	}
1851		2061
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	2062	sub decay_objects {
1862	my ($self) = @_;	2063	my ($self) = @_;
1863		2064
1864	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1865		2066
…		…
1890	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1891		2092
1892	1	2093	1
1893	}	2094	}
1894		2095
		2096	# used to laod the header of an original map
1895	sub load_header_orig {	2097	sub load_header_orig {
1896	my ($self) = @_;	2098	my ($self) = @_;
1897		2099
1898	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1899	}	2101	}
1900		2102
		2103	# used to laod the header of an instantiated map
1901	sub load_header_temp {	2104	sub load_header_temp {
1902	my ($self) = @_;	2105	my ($self) = @_;
1903		2106
1904	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1905	}	2108	}
1906		2109
		2110	# called after loading the header from an instantiated map
1907	sub prepare_temp {	2111	sub prepare_temp {
1908	my ($self) = @_;	2112	my ($self) = @_;
1909		2113
1910	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1911	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1912	# safety	2116	# safety
1913	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1914	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1915	}	2119	}
1916		2120
		2121	# called after loading the header from an original map
1917	sub prepare_orig {	2122	sub prepare_orig {
1918	my ($self) = @_;	2123	my ($self) = @_;
1919		2124
1920	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1921	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1945		2150
1946	sub find;	2151	sub find;
1947	sub find {	2152	sub find {
1948	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1949		2154
		2155	cf::cede_to_tick;
		2156
1950	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1951		2158
1952	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2161
1955	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1960	or return;	2164	or return;
1961		2165
1962	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1963		2167
…		…
1975		2179
1976	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1977	}	2181	}
1978	}	2182	}
1979		2183
1980	sub pre_load { }	2184	sub pre_load { }
1981	sub post_load { }	2185	#sub post_load { } # XS
1982		2186
1983	sub load {	2187	sub load {
1984	my ($self) = @_;	2188	my ($self) = @_;
1985		2189
1986	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1989		2193
1990	{	2194	{
1991	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1992		2196
1993	return unless $self->valid;	2197	return unless $self->valid;
1994	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1995
1996	$self->in_memory (cf::MAP_LOADING);
1997		2199
1998	$self->alloc;	2200	$self->alloc;
1999		2201
2000	$self->pre_load;	2202	$self->pre_load;
2001	cf::cede_to_tick;	2203	cf::cede_to_tick;
2002		2204
		2205	if (exists $self->{load_path}) {
2003	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2004	$f->skip_block;	2207	$f->skip_block;
2005	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2006	or return;	2209	or return;
2007		2210
2008	$self->post_load_original	2211	$self->post_load_original
2009	if delete $self->{load_original};	2212	if delete $self->{load_original};
2010		2213
2011	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2012	utf8::encode $uniq;	2215	utf8::encode $uniq;
2013	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2014	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2015	$self->clear_unique_items;	2218	$self->clear_unique_items;
2016	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2017	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2018	}	2222	}
2019	}	2223	}
2020	}
2021		2224
2022	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2023		2232
2024	cf::cede_to_tick;	2233	cf::cede_to_tick;
2025	# now do the right thing for maps	2234	# now do the right thing for maps
2026	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2027	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2031	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2241	$self->decay_objects;
2033	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2034	$self->update_buttons;	2243	$self->update_buttons;
2035	cf::cede_to_tick;	2244	cf::cede_to_tick;
2036	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
2037	cf::cede_to_tick;
2038	$self->activate;
2039	}	2246	}
2040		2247
2041	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
2043
2044	$self->in_memory (cf::MAP_ACTIVE);
2045	}	2250	}
2046		2251
2047	$self->post_load;	2252	$self->post_load;
2048	}
2049		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2260	sub customise_for {
2051	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
2052		2262
2053	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2264	if $self->per_player;
…		…
2057	# if $self->per_party;	2267	# if $self->per_party;
2058		2268
2059	$self	2269	$self
2060	}	2270	}
2061		2271
2062	# find and load all maps in the 3x3 area around a map
2063	sub load_neighbours {
2064	my ($map) = @_;
2065
2066	my @neigh; # diagonal neighbours
2067
2068	for (0 .. 3) {
2069	my $neigh = $map->tile_path ($_)
2070	or next;
2071	$neigh = find $neigh, $map
2072	or next;
2073	$neigh->load;
2074
2075	push @neigh,
2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2078	}
2079
2080	for (grep defined $_->[0], @neigh) {
2081	my ($path, $origin) = @$_;
2082	my $neigh = find $path, $origin
2083	or next;
2084	$neigh->load;
2085	}
2086	}
2087
2088	sub find_sync {	2272	sub find_sync {
2089	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2090		2274
2091	cf::sync_job { find $path, $origin }	2275	# it's a bug to call this from the main context
		2276	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2277	if $Coro::current == $Coro::main;
		2278
		2279	find $path, $origin
2092	}	2280	}
2093		2281
2094	sub do_load_sync {	2282	sub do_load_sync {
2095	my ($map) = @_;	2283	my ($map) = @_;
2096		2284
		2285	# it's a bug to call this from the main context
2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2286	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2098	if $Coro::current == $Coro::main;	2287	if $Coro::current == $Coro::main;
2099		2288
2100	cf::sync_job { $map->load };	2289	$map->load;
2101	}	2290	}
2102		2291
2103	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
2104	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
2105		2294
2106	sub find_async {	2295	sub find_async {
2107	my ($path, $origin, $load) = @_;	2296	my ($path, $origin, $load) = @_;
2108		2297
2109	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
2110		2299
2111	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2301	return $map if !$load || $map->linkable;
2113	}	2302	}
2114		2303
2115	$MAP_PREFETCH{$path} |= $load;	2304	$MAP_PREFETCH{$path} |= $load;
2116		2305
2117	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
…		…
2131	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
2132		2321
2133	()	2322	()
2134	}	2323	}
2135		2324
		2325	# common code, used by both ->save and ->swapout
2136	sub save {	2326	sub _save {
2137	my ($self) = @_;	2327	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2328
2141	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
2142		2330
2143	return unless $self->dirty;	2331	return unless $self->dirty;
2144		2332
…		…
2164	} else {	2352	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2354	}
2167	}	2355	}
2168		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
2169	sub swap_out {	2365	sub swap_out {
2170	my ($self) = @_;	2366	my ($self) = @_;
2171		2367
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
2177	return if $self->players;	2372	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2373
		2374	# first deactivate the map and "unlink" it from the core
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
		2377	$self->state (cf::MAP_SWAPPED);
		2378
		2379	# then atomically save
		2380	$self->_save;
		2381
		2382	# then free the map
		2383	$self->clear;
		2384	}
		2385
		2386	sub reset_at {
		2387	my ($self) = @_;
		2388
		2389	# TODO: safety, remove and allow resettable per-player maps
2179	return if $self->{deny_save};	2390	return 1e99 if $self->{deny_reset};
2180		2391
		2392	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2393	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2394
		2395	$time + $to
		2396	}
		2397
		2398	sub should_reset {
		2399	my ($self) = @_;
		2400
		2401	$self->reset_at <= $cf::RUNTIME
		2402	}
		2403
		2404	sub reset {
		2405	my ($self) = @_;
		2406
		2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2408
		2409	return if $self->players;
		2410
		2411	cf::trace "resetting map ", $self->path, "\n";
		2412
2181	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
		2414
		2415	# need to save uniques path
		2416	unless ($self->{deny_save}) {
		2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2418
		2419	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2420	if $uniq;
		2421	}
		2422
		2423	delete $cf::MAP{$self->path};
2182		2424
2183	$self->deactivate;	2425	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2426	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2427	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2428
2231	$self->unlink_save;	2429	$self->unlink_save;
2232	$self->destroy;	2430	$self->destroy;
2233	}	2431	}
2234		2432
…		…
2242		2440
2243	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2244		2442
2245	$self->unlink_save;	2443	$self->unlink_save;
2246		2444
2247	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2450
…		…
2309	: normalise $_	2507	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2509	]
2312	}	2510	}
2313		2511
		2512	=item cf::map::static_maps
		2513
		2514	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2515	file in the shared directory excluding F</styles> and F</editor>). May
		2516	block.
		2517
		2518	=cut
		2519
		2520	sub static_maps() {
		2521	my @dirs = "";
		2522	my @maps;
		2523
		2524	while (@dirs) {
		2525	my $dir = shift @dirs;
		2526
		2527	next if $dir eq "/styles" || $dir eq "/editor";
		2528
		2529	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2530	or return;
		2531
		2532	for (@$files) {
		2533	s/\.map$// or next;
		2534	utf8::decode $_;
		2535	push @maps, "$dir/$_";
		2536	}
		2537
		2538	push @dirs, map "$dir/$_", @$dirs;
		2539	}
		2540
		2541	\@maps
		2542	}
		2543
2314	=back	2544	=back
2315		2545
2316	=head3 cf::object	2546	=head3 cf::object
2317		2547
2318	=cut	2548	=cut
…		…
2383		2613
2384	our $SAY_CHANNEL = {	2614	our $SAY_CHANNEL = {
2385	id => "say",	2615	id => "say",
2386	title => "Map",	2616	title => "Map",
2387	reply => "say ",	2617	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2618	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2619	};
2390		2620
2391	our $CHAT_CHANNEL = {	2621	our $CHAT_CHANNEL = {
2392	id => "chat",	2622	id => "chat",
2393	title => "Chat",	2623	title => "Chat",
…		…
2450		2680
2451	Freezes the player and moves him/her to a special map (C<{link}>).	2681	Freezes the player and moves him/her to a special map (C<{link}>).
2452		2682
2453	The player should be reasonably safe there for short amounts of time (e.g.	2683	The player should be reasonably safe there for short amounts of time (e.g.
2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2684	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2455	though, as the palyer cannot control the character while it is on the link	2685	though, as the player cannot control the character while it is on the link
2456	map.	2686	map.
2457		2687
2458	Will never block.	2688	Will never block.
2459		2689
2460	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
…		…
2481	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2482	my ($self) = @_;	2712	my ($self) = @_;
2483		2713
2484	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2485		2715
		2716	++$self->{_link_recursion};
		2717
2486	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2487		2719
2488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2489	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2490		2722
2491	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2492	}	2724	}
2493		2725
2494	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2495	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2496		2728
…		…
2513	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2515		2747
2516	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2519		2751
2520	$map->load;	2752	$map->load;
2521	$map->load_neighbours;
2522		2753
2523	return unless $self->contr->active;	2754	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2755
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2529	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2530		2763
		2764	}
		2765
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2767
2533	Moves the player to the given map-path and coordinates by first freezing	2768	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2770	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2771	the new (success) or old (failed) map position. In either case, $done will
…		…
2543		2778
2544	our $GOTOGEN;	2779	our $GOTOGEN;
2545		2780
2546	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2547	my ($self, $path, $x, $y, $check, $done) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
		2783
		2784	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2785	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2786	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2787	($path, $x, $y) = @$EMERGENCY_POSITION;
		2788	}
2548		2789
2549	# do generation counting so two concurrent goto's will be executed in-order	2790	# do generation counting so two concurrent goto's will be executed in-order
2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2551		2792
2552	$self->enter_link;	2793	$self->enter_link;
…		…
2572	($path, $x, $y) = (undef, undef, undef);	2813	($path, $x, $y) = (undef, undef, undef);
2573	}	2814	}
2574	}	2815	}
2575		2816
2576	my $map = eval {	2817	my $map = eval {
2577	my $map = defined $path ? cf::map::find $path : undef;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2578		2819
2579	if ($map) {	2820	if ($map) {
2580	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2581	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2582	} else {	2823	} else {
2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2584	}	2825	}
2585		2826
2586	$map	2827	$map
…		…
2594	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2595	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2596	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2597	}	2838	}
2598		2839
2599	$done->() if $done;	2840	$done->($self) if $done;
2600	})->prio (1);	2841	})->prio (1);
2601	}	2842	}
2602		2843
2603	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2604		2845
…		…
2672	$Coro::current->{desc} = "enter_exit";	2913	$Coro::current->{desc} = "enter_exit";
2673		2914
2674	unless (eval {	2915	unless (eval {
2675	$self->deactivate_recursive; # just to be sure	2916	$self->deactivate_recursive; # just to be sure
2676		2917
2677	# random map handling
2678	{
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	prepare_random_map $exit
2682	if $exit->slaying eq "/!";
2683	}
2684
2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2918	my $map = cf::map::normalise $exit->slaying, $exit->map;
2686	my $x = $exit->stats->hp;	2919	my $x = $exit->stats->hp;
2687	my $y = $exit->stats->sp;	2920	my $y = $exit->stats->sp;
		2921
		2922	# special map handling
		2923	my $slaying = $exit->slaying;
		2924
		2925	# special map handling
		2926	if ($slaying eq "/!") {
		2927	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2928
		2929	prepare_random_map $exit
		2930	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2931
		2932	$map = $exit->slaying;
		2933
		2934	} elsif ($slaying eq '!up') {
		2935	$map = $exit->map->tile_path (cf::TILE_UP);
		2936	$x = $exit->x;
		2937	$y = $exit->y;
		2938
		2939	} elsif ($slaying eq '!down') {
		2940	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2941	$x = $exit->x;
		2942	$y = $exit->y;
		2943	}
2688		2944
2689	$self->goto ($map, $x, $y);	2945	$self->goto ($map, $x, $y);
2690		2946
2691	# if exit is damned, update players death & WoR home-position	2947	# if exit is damned, update players death & WoR home-position
2692	$self->contr->savebed ($map, $x, $y)	2948	$self->contr->savebed ($map, $x, $y)
2693	if $exit->flag (cf::FLAG_DAMNED);	2949	if $exit->flag (cf::FLAG_DAMNED);
2694		2950
2695	1	2951	1
2696	}) {	2952	}) {
2697	$self->message ("Something went wrong deep within the crossfire server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2698	. "I'll try to bring you back to the map you were before. "	2954	. "I'll try to bring you back to the map you were before. "
2699	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2700	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2701		2957
2702	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2703	$self->leave_link;	2959	$self->leave_link;
2704	}	2960	}
2705	})->prio (1);	2961	})->prio (1);
2706	}	2962	}
2707		2963
…		…
2719	sub cf::client::send_drawinfo {	2975	sub cf::client::send_drawinfo {
2720	my ($self, $text, $flags) = @_;	2976	my ($self, $text, $flags) = @_;
2721		2977
2722	utf8::encode $text;	2978	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2979	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2980	}
		2981
		2982	=item $client->send_big_packet ($pkt)
		2983
		2984	Like C<send_packet>, but tries to compress large packets, and fragments
		2985	them as required.
		2986
		2987	=cut
		2988
		2989	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2990
		2991	sub cf::client::send_big_packet {
		2992	my ($self, $pkt) = @_;
		2993
		2994	# try lzf for large packets
		2995	$pkt = "lzf " . Compress::LZF::compress $pkt
		2996	if 1024 <= length $pkt and $self->{can_lzf};
		2997
		2998	# split very large packets
		2999	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3000	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3001	$pkt = "frag";
		3002	}
		3003
		3004	$self->send_packet ($pkt);
2724	}	3005	}
2725		3006
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		3008
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2732		3013
2733	=cut	3014	=cut
2734		3015
2735	# non-persistent channels (usually the info channel)	3016	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	3017	our %CHANNEL = (
		3018	"c/motd" => {
		3019	id => "infobox",
		3020	title => "MOTD",
		3021	reply => undef,
		3022	tooltip => "The message of the day",
		3023	},
2737	"c/identify" => {	3024	"c/identify" => {
2738	id => "infobox",	3025	id => "infobox",
2739	title => "Identify",	3026	title => "Identify",
2740	reply => undef,	3027	reply => undef,
2741	tooltip => "Items recently identified",	3028	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	3030	"c/examine" => {
2744	id => "infobox",	3031	id => "infobox",
2745	title => "Examine",	3032	title => "Examine",
2746	reply => undef,	3033	reply => undef,
2747	tooltip => "Signs and other items you examined",	3034	tooltip => "Signs and other items you examined",
		3035	},
		3036	"c/shopinfo" => {
		3037	id => "infobox",
		3038	title => "Shop Info",
		3039	reply => undef,
		3040	tooltip => "What your bargaining skill tells you about the shop",
2748	},	3041	},
2749	"c/book" => {	3042	"c/book" => {
2750	id => "infobox",	3043	id => "infobox",
2751	title => "Book",	3044	title => "Book",
2752	reply => undef,	3045	reply => undef,
…		…
2768	id => "infobox",	3061	id => "infobox",
2769	title => "Body Parts",	3062	title => "Body Parts",
2770	reply => undef,	3063	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	3064	tooltip => "Shows which body parts you posess and are available",
2772	},	3065	},
		3066	"c/statistics" => {
		3067	id => "infobox",
		3068	title => "Statistics",
		3069	reply => undef,
		3070	tooltip => "Shows your primary statistics",
		3071	},
		3072	"c/skills" => {
		3073	id => "infobox",
		3074	title => "Skills",
		3075	reply => undef,
		3076	tooltip => "Shows your experience per skill and item power",
		3077	},
		3078	"c/shopitems" => {
		3079	id => "infobox",
		3080	title => "Shop Items",
		3081	reply => undef,
		3082	tooltip => "Shows the items currently for sale in this shop",
		3083	},
		3084	"c/resistances" => {
		3085	id => "infobox",
		3086	title => "Resistances",
		3087	reply => undef,
		3088	tooltip => "Shows your resistances",
		3089	},
		3090	"c/pets" => {
		3091	id => "infobox",
		3092	title => "Pets",
		3093	reply => undef,
		3094	tooltip => "Shows information abotu your pets/a specific pet",
		3095	},
		3096	"c/perceiveself" => {
		3097	id => "infobox",
		3098	title => "Perceive Self",
		3099	reply => undef,
		3100	tooltip => "You gained detailed knowledge about yourself",
		3101	},
2773	"c/uptime" => {	3102	"c/uptime" => {
2774	id => "infobox",	3103	id => "infobox",
2775	title => "Uptime",	3104	title => "Uptime",
2776	reply => undef,	3105	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	3106	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	3115	id => "party",
2787	title => "Party",	3116	title => "Party",
2788	reply => "gsay ",	3117	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	3118	tooltip => "Messages and chat related to your party",
2790	},	3119	},
		3120	"c/death" => {
		3121	id => "death",
		3122	title => "Death",
		3123	reply => undef,
		3124	tooltip => "Reason for and more info about your most recent death",
		3125	},
		3126	"c/say" => $SAY_CHANNEL,
		3127	"c/chat" => $CHAT_CHANNEL,
2791	);	3128	);
2792		3129
2793	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2795		3132
2796	$msg = $self->pl->expand_cfpod ($msg);	3133	$msg = $self->pl->expand_cfpod ($msg)
		3134	unless $color & cf::NDI_VERBATIM;
2797		3135
2798	$color &= cf::NDI_CLIENT_MASK; # just in case...	3136	$color &= cf::NDI_CLIENT_MASK; # just in case...
2799		3137
2800	# check predefined channels, for the benefit of C	3138	# check predefined channels, for the benefit of C
2801	if ($CHANNEL{$channel}) {	3139	if ($CHANNEL{$channel}) {
2802	$channel = $CHANNEL{$channel};	3140	$channel = $CHANNEL{$channel};
2803		3141
2804	$self->ext_msg (channel_info => $channel)	3142	$self->ext_msg (channel_info => $channel);
2805	if $self->can_msg;
2806
2807	$channel = $channel->{id};	3143	$channel = $channel->{id};
2808		3144
2809	} elsif (ref $channel) {	3145	} elsif (ref $channel) {
2810	# send meta info to client, if not yet sent	3146	# send meta info to client, if not yet sent
2811	unless (exists $self->{channel}{$channel->{id}}) {	3147	unless (exists $self->{channel}{$channel->{id}}) {
2812	$self->{channel}{$channel->{id}} = $channel;	3148	$self->{channel}{$channel->{id}} = $channel;
2813	$self->ext_msg (channel_info => $channel)	3149	$self->ext_msg (channel_info => $channel);
2814	if $self->can_msg;
2815	}	3150	}
2816		3151
2817	$channel = $channel->{id};	3152	$channel = $channel->{id};
2818	}	3153	}
2819		3154
2820	return unless @extra || length $msg;	3155	return unless @extra || length $msg;
2821		3156
2822	if ($self->can_msg) {
2823	# default colour, mask it out	3157	# default colour, mask it out
2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2825	if $color & cf::NDI_DEF;	3159	if $color & cf::NDI_DEF;
2826		3160
2827	my $pkt = "msg "	3161	my $pkt = "msg "
2828	. $self->{json_coder}->encode (	3162	. $self->{json_coder}->encode (
2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2830	);	3164	);
2831		3165
2832	# try lzf for large packets
2833	$pkt = "lzf " . Compress::LZF::compress $pkt
2834	if 1024 <= length $pkt and $self->{can_lzf};
2835
2836	# split very large packets
2837	if (8192 < length $pkt and $self->{can_lzf}) {
2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2839	$pkt = "frag";
2840	}
2841
2842	$self->send_packet ($pkt);	3166	$self->send_big_packet ($pkt);
2843	} else {
2844	if ($color >= 0) {
2845	# replace some tags by gcfclient-compatible ones
2846	for ($msg) {
2847	1 while
2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2853	}
2854
2855	$color &= cf::NDI_COLOR_MASK;
2856
2857	utf8::encode $msg;
2858
2859	if (0 && $msg =~ /\[/) {
2860	# COMMAND/INFO
2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2862	} else {
2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2864	$self->send_packet ("drawinfo $color $msg")
2865	}
2866	}
2867	}
2868	}	3167	}
2869		3168
2870	=item $client->ext_msg ($type, @msg)	3169	=item $client->ext_msg ($type, @msg)
2871		3170
2872	Sends an ext event to the client.	3171	Sends an ext event to the client.
…		…
2875		3174
2876	sub cf::client::ext_msg($$@) {	3175	sub cf::client::ext_msg($$@) {
2877	my ($self, $type, @msg) = @_;	3176	my ($self, $type, @msg) = @_;
2878		3177
2879	if ($self->extcmd == 2) {	3178	if ($self->extcmd == 2) {
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2881	} elsif ($self->extcmd == 1) { # TODO: remove	3180	} elsif ($self->extcmd == 1) { # TODO: remove
2882	push @msg, msgtype => "event_$type";	3181	push @msg, msgtype => "event_$type";
2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2884	}	3183	}
2885	}	3184	}
2886		3185
2887	=item $client->ext_reply ($msgid, @msg)	3186	=item $client->ext_reply ($msgid, @msg)
2888		3187
…		…
2892		3191
2893	sub cf::client::ext_reply($$@) {	3192	sub cf::client::ext_reply($$@) {
2894	my ($self, $id, @msg) = @_;	3193	my ($self, $id, @msg) = @_;
2895		3194
2896	if ($self->extcmd == 2) {	3195	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3196	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2898	} elsif ($self->extcmd == 1) {	3197	} elsif ($self->extcmd == 1) {
2899	#TODO: version 1, remove	3198	#TODO: version 1, remove
2900	unshift @msg, msgtype => "reply", msgid => $id;	3199	unshift @msg, msgtype => "reply", msgid => $id;
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2902	}	3201	}
2903	}	3202	}
2904		3203
2905	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2906		3205
…		…
2977		3276
2978	$ns->ext_reply ($reply, @reply)	3277	$ns->ext_reply ($reply, @reply)
2979	if $reply;	3278	if $reply;
2980		3279
2981	} else {	3280	} else {
2982	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3281	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2983	}	3282	}
2984		3283
2985	cf::override;	3284	cf::override;
2986	},	3285	},
2987	);	3286	);
…		…
3007		3306
3008	$coro	3307	$coro
3009	}	3308	}
3010		3309
3011	cf::client->attach (	3310	cf::client->attach (
3012	on_destroy => sub {	3311	on_client_destroy => sub {
3013	my ($ns) = @_;	3312	my ($ns) = @_;
3014		3313
3015	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3016	},	3315	},
3017	);	3316	);
…		…
3033	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
3034		3333
3035	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
3036		3335
3037	$safe->permit_only (Opcode::opset qw(	3336	$safe->permit_only (Opcode::opset qw(
3038	:base_core :base_mem :base_orig :base_math	3337	:base_core :base_mem :base_orig :base_math :base_loop
3039	grepstart grepwhile mapstart mapwhile	3338	grepstart grepwhile mapstart mapwhile
3040	sort time	3339	sort time
3041	));	3340	));
3042		3341
3043	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
…		…
3047	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
3048		3347
3049	cf::object	3348	cf::object
3050	contr pay_amount pay_player map x y force_find force_add destroy	3349	contr pay_amount pay_player map x y force_find force_add destroy
3051	insert remove name archname title slaying race decrease split	3350	insert remove name archname title slaying race decrease split
		3351	value
3052		3352
3053	cf::object::player	3353	cf::object::player
3054	player	3354	player
3055		3355
3056	cf::player	3356	cf::player
…		…
3062	=cut	3362	=cut
3063		3363
3064	for (	3364	for (
3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3365	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3066	insert remove inv nrof name archname title slaying race	3366	insert remove inv nrof name archname title slaying race
3067	decrease split destroy change_exp)],	3367	decrease split destroy change_exp value msg lore send_msg)],
3068	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
3069	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
3070	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
3071	) {	3371	) {
3072	no strict 'refs';
3073	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
3074	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3075	for @funs;	3374	for @funs;
3076	}	3375	}
3077		3376
…		…
3092		3391
3093	my $qcode = $code;	3392	my $qcode = $code;
3094	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3095	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
3096		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
3097	local $_;	3399	local $_;
3098	local @safe::cf::_safe_eval_args = values %vars;
3099		3400
3100	my $eval =	3401	my $eval =
3101	"do {\n"	3402	"do {\n"
3102	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3103	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
3104	. $code	3405	. $code
3105	. "\n}"	3406	. "\n}"
3106	;	3407	;
3107		3408
		3409	if ($CFG{safe_eval}) {
3108	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
3109	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3110	sub_generation_inc;	3413	sub_generation_inc;
		3414	} else {
		3415	local @cf::_safe_eval_args = values %vars;
		3416	@res = wantarray ? eval eval : scalar eval $eval;
		3417	}
3111		3418
3112	if ($@) {	3419	if ($@) {
3113	warn "$@";	3420	warn "$@",
3114	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
3115	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
3116	}	3423	}
3117		3424
3118	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
3119	}	3426	}
3120		3427
…		…
3134	=cut	3441	=cut
3135		3442
3136	sub register_script_function {	3443	sub register_script_function {
3137	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
3138		3445
3139	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
3140	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
3141	}	3448	}
3142		3449
3143	=back	3450	=back
3144		3451
3145	=cut	3452	=cut
…		…
3154	# for this (global event?)	3461	# for this (global event?)
3155	%ext::player_env::MUSIC_FACE_CACHE = ();	3462	%ext::player_env::MUSIC_FACE_CACHE = ();
3156		3463
3157	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3464	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3158		3465
3159	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
3160		3467
3161	my $facedata;	3468	my $facedata = decode_storable load_file $path;
3162	0 < aio_load $path, $facedata
3163	or die "$path: $!";
3164
3165	$facedata = Coro::Storable::thaw $facedata;
3166		3469
3167	$facedata->{version} == 2	3470	$facedata->{version} == 2
3168	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
3169		3472
3170	# patch in the exptable	3473	# patch in the exptable
		3474	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3171	$facedata->{resource}{"res/exp_table"} = {	3475	$facedata->{resource}{"res/exp_table"} = {
3172	type => FT_RSRC,	3476	type => FT_RSRC,
3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3477	data => $exp_table,
		3478	hash => (Digest::MD5::md5 $exp_table),
3174	};	3479	};
3175	cf::cede_to_tick;	3480	cf::cede_to_tick;
3176		3481
3177	{	3482	{
3178	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
…		…
3180	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3182		3487
3183	cf::face::set_visibility $idx, $info->{visibility};	3488	cf::face::set_visibility $idx, $info->{visibility};
3184	cf::face::set_magicmap $idx, $info->{magicmap};	3489	cf::face::set_magicmap $idx, $info->{magicmap};
3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3491	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3492	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3187		3493
3188	cf::cede_to_tick;	3494	cf::cede_to_tick;
3189	}	3495	}
3190		3496
3191	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
…		…
3196		3502
3197	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
3198	cf::face::set_smooth $idx, $smooth;	3504	cf::face::set_smooth $idx, $smooth;
3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3200	} else {	3506	} else {
3201	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
3202	}	3508	}
3203		3509
3204	cf::cede_to_tick;	3510	cf::cede_to_tick;
3205	}	3511	}
3206	}	3512	}
…		…
3215		3521
3216	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
3217	}	3523	}
3218		3524
3219	{	3525	{
3220	# TODO: for gcfclient pleasure, we should give resources
3221	# that gcfclient doesn't grok a >10000 face index.
3222	my $res = $facedata->{resource};	3526	my $res = $facedata->{resource};
3223		3527
3224	while (my ($name, $info) = each %$res) {	3528	while (my ($name, $info) = each %$res) {
3225	if (defined $info->{type}) {	3529	if (defined $info->{type}) {
3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3227	my $data;
3228		3531
3229	if ($info->{type} & 1) {	3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3230	# prepend meta info
3231
3232	my $meta = $enc->encode ({
3233	name => $name,
3234	%{ $info->{meta} || {} },
3235	});
3236
3237	$data = pack "(w/a*)*", $meta, $info->{data};
3238	} else {
3239	$data = $info->{data};
3240	}
3241
3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3243	cf::face::set_type $idx, $info->{type};	3533	cf::face::set_type $idx, $info->{type};
3244	} else {	3534	} else {
3245	$RESOURCE{$name} = $info;	3535	$RESOURCE{$name} = $info; # unused
3246	}	3536	}
3247		3537
3248	cf::cede_to_tick;	3538	cf::cede_to_tick;
3249	}	3539	}
3250	}	3540	}
3251		3541
3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3253		3543
3254	1	3544	1
3255	}	3545	}
3256
3257	cf::global->attach (on_resource_update => sub {
3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3260
3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3262	my $sound = $soundconf->{compat}[$_]
3263	or next;
3264
3265	my $face = cf::face::find "sound/$sound->[1]";
3266	cf::sound::set $sound->[0] => $face;
3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3268	}
3269
3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
3271	my $face = cf::face::find "sound/$v";
3272	cf::sound::set $k => $face;
3273	}
3274	}
3275	});
3276		3546
3277	register_exticmd fx_want => sub {	3547	register_exticmd fx_want => sub {
3278	my ($ns, $want) = @_;	3548	my ($ns, $want) = @_;
3279		3549
3280	while (my ($k, $v) = each %$want) {	3550	while (my ($k, $v) = each %$want) {
…		…
3319	sub reload_treasures {	3589	sub reload_treasures {
3320	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
3321	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
3322	}	3592	}
3323		3593
		3594	sub reload_sound {
		3595	trace "loading sound config from $DATADIR/sound\n";
		3596
		3597	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3598
		3599	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3600	my $sound = $soundconf->{compat}[$_]
		3601	or next;
		3602
		3603	my $face = cf::face::find "sound/$sound->[1]";
		3604	cf::sound::set $sound->[0] => $face;
		3605	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3606	}
		3607
		3608	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3609	my $face = cf::face::find "sound/$v";
		3610	cf::sound::set $k => $face;
		3611	}
		3612	}
		3613
3324	sub reload_resources {	3614	sub reload_resources {
3325	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
3326		3616
		3617	reload_exp_table;
		3618	reload_materials;
3327	reload_facedata;	3619	reload_facedata;
		3620	reload_sound;
3328	reload_archetypes;	3621	reload_archetypes;
3329	reload_regions;	3622	reload_regions;
3330	reload_treasures;	3623	reload_treasures;
3331		3624
3332	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
3333	}
3334
3335	sub init {
3336	my $guard = freeze_mainloop;
3337
3338	evthread_start IO::AIO::poll_fileno;
3339
3340	reload_resources;
3341	}	3626	}
3342		3627
3343	sub reload_config {	3628	sub reload_config {
3344	open my $fh, "<:utf8", "$CONFDIR/config"	3629	trace "reloading config file...\n";
3345	or return;
3346		3630
3347	local $/;	3631	my $config = load_file "$CONFDIR/config";
3348	*CFG = YAML::Load <$fh>;	3632	utf8::decode $config;
		3633	*CFG = decode_yaml $config;
3349		3634
3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3351		3636
3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3637	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3638	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3354		3639
3355	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
3378		3663
3379	seek $fh, 0, 0;	3664	seek $fh, 0, 0;
3380	print $fh $$;	3665	print $fh $$;
3381	}	3666	}
3382		3667
		3668	sub main_loop {
		3669	trace "EV::loop starting\n";
		3670	if (1) {
		3671	EV::loop;
		3672	}
		3673	trace "EV::loop returned\n";
		3674	goto &main_loop unless $REALLY_UNLOOP;
		3675	}
		3676
3383	sub main {	3677	sub main {
3384	atomic;	3678	cf::init_globals; # initialise logging
		3679
		3680	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3681	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3682	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3683	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3684
		3685	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3385		3686
3386	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
3387	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3689	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3389	(async {	3690	(async {
3390	$Coro::current->{desc} = "IDLE BUG HANDLER";	3691	$Coro::current->{desc} = "IDLE BUG HANDLER";
3391	EV::loop EV::LOOP_ONESHOT;	3692	EV::loop EV::LOOP_ONESHOT;
3392	})->prio (Coro::PRIO_MAX);	3693	})->prio (Coro::PRIO_MAX);
3393	};	3694	};
3394		3695
3395	{	3696	evthread_start IO::AIO::poll_fileno;
3396	my $guard = freeze_mainloop;	3697
		3698	cf::sync_job {
		3699	cf::incloader::init ();
		3700
		3701	cf::init_anim;
		3702	cf::init_attackmess;
		3703	cf::init_dynamic;
		3704
		3705	cf::load_settings;
		3706
		3707	reload_resources;
3397	reload_config;	3708	reload_config;
3398	db_init;	3709	db_init;
		3710
		3711	cf::init_uuid;
		3712	cf::init_signals;
		3713	cf::init_skills;
		3714
		3715	cf::init_beforeplay;
		3716
		3717	atomic;
		3718
3399	load_extensions;	3719	load_extensions;
3400		3720
3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3402	}
3403
3404	utime time, time, $RUNTIMEFILE;	3721	utime time, time, $RUNTIMEFILE;
3405		3722
3406	# no (long-running) fork's whatsoever before this point(!)	3723	# no (long-running) fork's whatsoever before this point(!)
		3724	use POSIX ();
3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3725	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3408		3726
3409	EV::loop;	3727	cf::_post_init 0;
		3728	};
		3729
		3730	cf::object::thawer::errors_are_fatal 0;
		3731	info "parse errors in files are no longer fatal from this point on.\n";
		3732
		3733	AE::postpone {
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
		3737	goto &main_loop;
3410	}	3738	}
3411		3739
3412	#############################################################################	3740	#############################################################################
3413	# initialisation and cleanup	3741	# initialisation and cleanup
3414		3742
3415	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
3416	BEGIN {	3744	BEGIN {
3417	our %SIGWATCHER = ();	3745	our %SIGWATCHER = ();
3418	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3420	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
3421	};	3749	};
3422	}	3750	}
3423	}	3751	}
3424		3752
3425	sub write_runtime_sync {	3753	sub write_runtime_sync {
		3754	my $t0 = AE::time;
		3755
3426	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
3427	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
3428		3758
3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3430		3760
3431	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
3432		3762
3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3434	or return;	3764	or return;
3435		3765
3436	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
3437	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
3438	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
3451	or return;	3781	or return;
3452		3782
3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3454	and return;	3784	and return;
3455		3785
3456	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3457		3787
3458	1	3788	1
3459	}	3789	}
3460		3790
3461	our $uuid_lock;	3791	our $uuid_lock;
…		…
3470	my $uuid = "$LOCALDIR/uuid";	3800	my $uuid = "$LOCALDIR/uuid";
3471		3801
3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3802	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3473	or return;	3803	or return;
3474		3804
3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3805	my $value = uuid_seq uuid_cur;
		3806
		3807	unless ($value) {
		3808	info "cowardly refusing to write zero uuid value!\n";
		3809	return;
		3810	}
		3811
		3812	my $value = uuid_str $value + $uuid_skip;
3476	$uuid_skip = 0;	3813	$uuid_skip = 0;
3477		3814
3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3815	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3479	and return;	3816	and return;
3480		3817
…		…
3486	or return;	3823	or return;
3487		3824
3488	aio_rename "$uuid~", $uuid	3825	aio_rename "$uuid~", $uuid
3489	and return;	3826	and return;
3490		3827
3491	warn "uuid file written ($value).\n";	3828	trace "uuid file written ($value).\n";
3492		3829
3493	1	3830	1
3494		3831
3495	}	3832	}
3496		3833
…		…
3502	}	3839	}
3503		3840
3504	sub emergency_save() {	3841	sub emergency_save() {
3505	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
3506		3843
3507	warn "enter emergency perl save\n";	3844	info "emergency_perl_save: enter\n";
		3845
		3846	# this is a trade-off: we want to be very quick here, so
		3847	# save all maps without fsync, and later call a global sync
		3848	# (which in turn might be very very slow)
		3849	local $USE_FSYNC = 0;
3508		3850
3509	cf::sync_job {	3851	cf::sync_job {
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
3510	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
3511	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
3512	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
3513	warn "begin emergency player save\n";	3857	info "emergency_perl_save: begin player save\n";
3514	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
3515	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
3516	$pl->valid or next;	3860	$pl->valid or next;
3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3518	$pl->save;	3862	$pl->save;
3519	}	3863	}
3520	warn "end emergency player save\n";	3864	info "emergency_perl_save: end player save\n";
3521		3865
3522	warn "begin emergency map save\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin map save\n";
3523	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
3524	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
3525	$map->valid or next;	3871	$map->valid or next;
3526	$map->save;	3872	$map->save;
3527	}	3873	}
3528	warn "end emergency map save\n";	3874	info "emergency_perl_save: end map save\n";
3529		3875
3530	warn "begin emergency database checkpoint\n";	3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	info "emergency_perl_save: begin database checkpoint\n";
3531	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
3532	warn "end emergency database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
3533		3881
3534	warn "begin write uuid\n";	3882	info "emergency_perl_save: begin write uuid\n";
3535	write_uuid_sync 1;	3883	write_uuid_sync 1;
3536	warn "end write uuid\n";	3884	info "emergency_perl_save: end write uuid\n";
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: syncing database to disk";
		3889	BDB::db_env_txn_checkpoint $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
3537	};	3904	};
3538		3905
3539	warn "leave emergency perl save\n";	3906	info "emergency_perl_save: leave\n";
3540	}	3907	}
3541		3908
3542	sub post_cleanup {	3909	sub post_cleanup {
3543	my ($make_core) = @_;	3910	my ($make_core) = @_;
3544		3911
		3912	IO::AIO::flush;
		3913
3545	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
3546	if $make_core;	3915	if $make_core;
3547		3916
3548	my $fh = pidfile;	3917	my $fh = pidfile;
3549	unlink $PIDFILE if <$fh> == $$;	3918	unlink $PIDFILE if <$fh> == $$;
3550	}	3919	}
…		…
3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3571	for my $name (keys %$leaf_symtab) {	3940	for my $name (keys %$leaf_symtab) {
3572	_gv_clear *{"$pkg$name"};	3941	_gv_clear *{"$pkg$name"};
3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3574	}	3943	}
3575	warn "cleared package #$pkg\n";#d#
3576	}	3944	}
3577
3578	our $RELOAD; # how many times to reload
3579		3945
3580	sub do_reload_perl() {	3946	sub do_reload_perl() {
3581	# can/must only be called in main	3947	# can/must only be called in main
3582	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
3583	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
3584	return;	3950	return;
3585	}	3951	}
3586		3952
3587	return if $RELOAD++;	3953	return if $RELOAD++;
3588		3954
		3955	my $t1 = AE::time;
		3956
3589	while ($RELOAD) {	3957	while ($RELOAD) {
3590	warn "reloading...";	3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
3591		3960
3592	warn "entering sync_job";	3961	trace "perl_reload: entering sync_job";
3593		3962
3594	cf::sync_job {	3963	cf::sync_job {
3595	cf::write_runtime_sync; # external watchdog should not bark
3596	cf::emergency_save;	3964	#cf::emergency_save;
3597	cf::write_runtime_sync; # external watchdog should not bark
3598		3965
3599	warn "syncing database to disk";
3600	BDB::db_env_txn_checkpoint $DB_ENV;
3601
3602	# if anything goes wrong in here, we should simply crash as we already saved
3603
3604	warn "flushing outstanding aio requests";
3605	while (IO::AIO::nreqs || BDB::nreqs) {
3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3607	}
3608
3609	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
3610	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
3611	%EXT_CORO = ();	3968	%EXT_CORO = ();
3612		3969
3613	warn "removing commands";	3970	trace "perl_reload: removing commands";
3614	%COMMAND = ();	3971	%COMMAND = ();
3615		3972
3616	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
3617	%EXTCMD = ();	3974	%EXTCMD = ();
3618	%EXTICMD = ();	3975	%EXTICMD = ();
3619		3976
3620	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
3621	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
3622	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
3623		3980
3624	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
3625	eval {	3982	eval {
3626	$cb->($pkg);	3983	$cb->($pkg);
3627	1	3984	1
3628	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
3629	}	3986	}
3630		3987
3631	warn "... clearing $pkg";	3988	trace "... clearing $pkg";
3632	clear_package $pkg;	3989	clear_package $pkg;
3633	}	3990	}
3634		3991
3635	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3636	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3638		3995
3639	warn "... unloading $k";	3996	trace "... unloading $k";
3640	delete $INC{$k};	3997	delete $INC{$k};
3641		3998
3642	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
3643	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
3644		4001
…		…
3647	}	4004	}
3648		4005
3649	clear_package $k;	4006	clear_package $k;
3650	}	4007	}
3651		4008
3652	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
3653	clear_package "safe::$_"	4010	clear_package "safe::$_"
3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4011	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3655		4012
3656	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
3657	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
3658	delete $INC{"cf/pod.pm"};	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3659		4016
3660	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
3661	# and global variables created in xs	4018	# and global variables created in xs
3662	#clear_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
3663		4020
3664	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
3665		4022
3666	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
3667	require cf;	4024	require cf;
3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4025	cf::_connect_to_perl_1;
3669		4026
3670	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
3671	cf::reload_config;	4028	cf::reload_config;
3672		4029
3673	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
3674	cf::load_extensions;	4031	cf::load_extensions;
3675		4032
		4033	if ($REATTACH_ON_RELOAD) {
3676	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3677	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3678	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3679	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3680	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3681	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
		4040	}
3682		4041
3683	warn "leaving sync_job";	4042	cf::_post_init 1;
		4043
		4044	trace "perl_reload: leaving sync_job";
3684		4045
3685	1	4046	1
3686	} or do {	4047	} or do {
3687	warn $@;	4048	error $@;
3688	cf::cleanup "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3689	};	4050	};
3690		4051
3691	warn "reloaded";
3692	--$RELOAD;	4052	--$RELOAD;
3693	}	4053	}
		4054
		4055	$t1 = AE::time - $t1;
		4056	info "perl_reload: completed in ${t1}s\n";
3694	};	4057	};
3695		4058
3696	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3697		4060
3698	sub reload_perl() {	4061	sub reload_perl() {
3699	# doing reload synchronously and two reloads happen back-to-back,	4062	# doing reload synchronously and two reloads happen back-to-back,
3700	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3701		4064
		4065	$RELOAD_WATCHER ||= cf::async {
		4066	Coro::AIO::aio_wait cache_extensions;
		4067
3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3703	do_reload_perl;	4069	do_reload_perl;
3704	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
		4071	};
3705	};	4072	};
3706	}	4073	}
3707		4074
3708	register_command "reload" => sub {	4075	register_command "reload" => sub {
3709	my ($who, $arg) = @_;	4076	my ($who, $arg) = @_;
…		…
3715	reload_perl;	4082	reload_perl;
3716	};	4083	};
3717	}	4084	}
3718	};	4085	};
3719		4086
3720	unshift @INC, $LIBDIR;	4087	#############################################################################
3721		4088
3722	my $bug_warning = 0;	4089	my $bug_warning = 0;
3723		4090
3724	our @WAIT_FOR_TICK;
3725	our @WAIT_FOR_TICK_BEGIN;
3726
3727	sub wait_for_tick {	4091	sub wait_for_tick() {
3728	return if tick_inhibit || $Coro::current == $Coro::main;	4092	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3729		4093
3730	my $signal = new Coro::Signal;	4094	$WAIT_FOR_TICK->wait;
3731	push @WAIT_FOR_TICK, $signal;
3732	$signal->wait;
3733	}	4095	}
3734		4096
3735	sub wait_for_tick_begin {	4097	sub wait_for_tick_begin() {
3736	return if tick_inhibit || $Coro::current == $Coro::main;	4098	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3737		4099
3738	my $signal = new Coro::Signal;	4100	my $signal = new Coro::Signal;
3739	push @WAIT_FOR_TICK_BEGIN, $signal;	4101	push @WAIT_FOR_TICK_BEGIN, $signal;
3740	$signal->wait;	4102	$signal->wait;
3741	}	4103	}
…		…
3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4107	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3746	unless ++$bug_warning > 10;	4108	unless ++$bug_warning > 10;
3747	return;	4109	return;
3748	}	4110	}
3749		4111
3750	cf::server_tick; # one server iteration	4112	cf::one_tick; # one server iteration
		4113
		4114	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3751		4115
3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4117	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3754	Coro::async_pool {	4118	Coro::async_pool {
3755	$Coro::current->{desc} = "runtime saver";	4119	$Coro::current->{desc} = "runtime saver";
3756	write_runtime_sync	4120	write_runtime_sync
3757	or warn "ERROR: unable to write runtime file: $!";	4121	or error "ERROR: unable to write runtime file: $!";
3758	};	4122	};
3759	}	4123	}
3760		4124
3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4125	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3762	$sig->send;	4126	$sig->send;
3763	}	4127	}
3764	while (my $sig = shift @WAIT_FOR_TICK) {	4128	$WAIT_FOR_TICK->broadcast;
3765	$sig->send;
3766	}
3767		4129
3768	$LOAD = ($NOW - $TICK_START) / $TICK;	4130	$LOAD = ($NOW - $TICK_START) / $TICK;
3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4131	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3770		4132
3771	if (0) {	4133	if (0) {
3772	if ($NEXT_TICK) {	4134	if ($NEXT_TICK) {
3773	my $jitter = $TICK_START - $NEXT_TICK;	4135	my $jitter = $TICK_START - $NEXT_TICK;
3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4136	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3775	warn "jitter $JITTER\n";#d#	4137	debug "jitter $JITTER\n";#d#
3776	}	4138	}
3777	}	4139	}
3778	}	4140	}
3779		4141
3780	{	4142	{
3781	# configure BDB	4143	# configure BDB
3782		4144
3783	BDB::min_parallel 8;	4145	BDB::min_parallel 16;
3784	BDB::max_poll_reqs $TICK * 0.1;	4146	BDB::max_poll_reqs $TICK * 0.1;
3785	$AnyEvent::BDB::WATCHER->priority (1);	4147	#$AnyEvent::BDB::WATCHER->priority (1);
3786		4148
3787	unless ($DB_ENV) {	4149	unless ($DB_ENV) {
3788	$DB_ENV = BDB::db_env_create;	4150	$DB_ENV = BDB::db_env_create;
3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4151	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4152	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3825	IO::AIO::min_parallel 8;	4187	IO::AIO::min_parallel 8;
3826	IO::AIO::max_poll_time $TICK * 0.1;	4188	IO::AIO::max_poll_time $TICK * 0.1;
3827	undef $AnyEvent::AIO::WATCHER;	4189	undef $AnyEvent::AIO::WATCHER;
3828	}	4190	}
3829		4191
3830	my $_log_backtrace;	4192	our $_log_backtrace;
		4193	our $_log_backtrace_last;
3831		4194
3832	sub _log_backtrace {	4195	sub _log_backtrace {
3833	my ($msg, @addr) = @_;	4196	my ($msg, @addr) = @_;
3834		4197
3835	$msg =~ s/\n//;	4198	$msg =~ s/\n$//;
3836		4199
		4200	if ($_log_backtrace_last eq $msg) {
		4201	LOG llevInfo, "[ABT] $msg\n";
		4202	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3837	# limit the # of concurrent backtraces	4203	# limit the # of concurrent backtraces
3838	if ($_log_backtrace < 2) {	4204	} elsif ($_log_backtrace < 2) {
		4205	$_log_backtrace_last = $msg;
3839	++$_log_backtrace;	4206	++$_log_backtrace;
3840	my $perl_bt = Carp::longmess $msg;	4207	my $perl_bt = Carp::longmess $msg;
3841	async {	4208	async {
3842	$Coro::current->{desc} = "abt $msg";	4209	$Coro::current->{desc} = "abt $msg";
3843		4210
…		…
3863	LOG llevInfo, "[ABT] $_\n" for @bt;	4230	LOG llevInfo, "[ABT] $_\n" for @bt;
3864	--$_log_backtrace;	4231	--$_log_backtrace;
3865	};	4232	};
3866	} else {	4233	} else {
3867	LOG llevInfo, "[ABT] $msg\n";	4234	LOG llevInfo, "[ABT] $msg\n";
3868	LOG llevInfo, "[ABT] [suppressed]\n";	4235	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3869	}	4236	}
3870	}	4237	}
3871		4238
3872	# load additional modules	4239	# load additional modules
3873	use cf::pod;	4240	require "cf/$_.pm" for @EXTRA_MODULES;
		4241	cf::_connect_to_perl_2;
3874		4242
3875	END { cf::emergency_save }	4243	END { cf::emergency_save }
3876		4244
3877	1	4245	1
3878		4246

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