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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.564 by elmex, Thu Apr 28 14:58:08 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		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;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
93		138
94	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
97		142
98	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		145
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
104		155
105	binmode STDOUT;	156	binmode STDOUT;
106	binmode STDERR;	157	binmode STDERR;
107		158
108	# read virtual server time, if available	159	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
113	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
114		167
115	mkdir $_	168	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		170
118	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
119		172
120	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		189
122	#############################################################################	190	#############################################################################
123		191
124	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
125		193
…		…
161		229
162	The raw value load value from the last tick.	230	The raw value load value from the last tick.
163		231
164	=item %cf::CFG	232	=item %cf::CFG
165		233
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	235	from wherever your confdir points to.
168		236
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		238
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
175	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
176		249
177	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	252	that call.
180		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
181	=back	260	=back
182		261
183	=cut	262	=cut
184		263
185	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	271	my $msg = join "", @_;
188		272
189	$msg .= "\n"	273	$msg .= "\n"
190	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
191		275
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		277
194	LOG llevError, $msg;	278	LOG llevWarn, $msg;
195	};	279	};
196	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
197		294
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	305	for my $pkg (qw(
209	cf::global cf::attachable	306	cf::global cf::attachable
210	cf::object cf::object::player	307	cf::object cf::object::player
211	cf::client cf::player	308	cf::client cf::player
212	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
213	cf::map cf::party cf::region	311	cf::party cf::region
214	)) {	312	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	314	}
218		315
219	$Event::DIED = sub {	316	$EV::DIED = sub {
220	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
221	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
222		324
223	#############################################################################	325	#############################################################################
224		326
225	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
226		328
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	350	$d
249	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
250	}	352	}
251		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
252	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
253		369
254	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
255		371
256	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
257		373
258	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
259		375
260	=cut	376	=cut
261		377
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		379
264	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
266		444
267	=item cf::lock_wait $string	445	=item cf::lock_wait $string
268		446
269	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
270		448
271	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
272		450
273	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
276	returned.	454	returned.
277		455
278	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	457	deadlocked coro.
…		…
285		463
286	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
287		465
288	=cut	466	=cut
289		467
290	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		469
293	sub lock_wait($) {	470	sub lock_wait($) {
294	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	472	}
307		473
308	sub lock_acquire($) {	474	sub lock_acquire($) {
309	my ($key) = @_;	475	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	476	}
323		477
324	sub lock_active($) {	478	sub lock_active($) {
325	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	480	}
329		481
330	sub freeze_mainloop {	482	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
332		484
333	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	486	}
335	};	487
336	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
337	$guard	489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
338	}	501	}
339		502
340	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
341		504
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
345		512
346	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
348		515
349	Useful for short background jobs.	516	Useful for short background jobs.
350		517
351	=cut	518	=cut
352		519
353	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
355		523
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
358	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
359		530
360	while () {	531	while () {
361	next_job:	532	next_job:
		533
362	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	535
364	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	540	$job->[2]->send;
368	Coro::cede;	541	Coro::cede;
369	goto next_job;	542	goto next_job;
370	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	545	}
372	}	546	}
373		547
374	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	551	$signal->wait;
378	} else {	552	} else {
		553	$busy = 0;
379	Coro::schedule;	554	Coro::schedule;
380	}	555	}
381	}	556	}
382	};	557	};
383		558
384	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
385	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
386		563
387	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
388	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
389		567
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
403		581
404	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
405		583
406	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
407		585
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	589	acceptable.
412		590
413	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	596	=cut
419		597
420	sub sync_job(&) {	598	sub sync_job(&) {
421	my ($job) = @_;	599	my ($job) = @_;
422		600
423	if ($Coro::current == $Coro::main) {	601	if (in_main) {
424	my $time = Event::time;	602	my $time = AE::time;
425		603
426	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
428		606
429	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	608
431	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
432		610
433	my $busy = 1;	611	my $busy = 1;
434	my @res;	612	my @res;
435		613
436	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	616	@res = eval { $job->() };
438	warn $@ if $@;	617	error $@ if $@;
439	undef $busy;	618	undef $busy;
440	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
441		620
442	while ($busy) {	621	while ($busy) {
443	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
444	}	626	}
		627	}
445		628
446	$time = Event::time - $time;	629	my $time = AE::time - $time;
447		630
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
452		632
453	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
454	} else {	634	} else {
455	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
456		636
…		…
476	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
477		657
478	$coro	658	$coro
479	}	659	}
480		660
481	=item fork_call { }, $args	661	=item fork_call { }, @args
482		662
483	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
487		667
488	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
489		673
490	sub fork_call(&@) {	674	sub fork_call(&@) {
491	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
492		676
493	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
496		680
497	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
498	reset_signals;	682	cf::post_fork;
499	&$cb	683	&$cb
500	}, @args;	684	} @args;
501		685
502	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
503	}	725	}
504		726
505	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
506		728
507	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
517	within each server.	739	within each server.
518		740
519	=cut	741	=cut
520		742
521	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
522	my ($name) = @_;	747	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
524		749
525	eval {	750	eval {
526	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
536	}	761	}
537		762
538	our $DB;	763	our $DB;
539		764
540	sub db_init {	765	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	766	$DB ||= db_table "db";
543	};
544	}	767	}
545		768
546	sub db_get($$) {	769	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
548		771
549	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
550	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
551		776
552	$! ? ()	777	$! ? ()
553	: $data	778	: $data
554	}
555	}	779	}
556		780
557	sub db_put($$$) {	781	sub db_put($$$) {
558	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		811
588	my @data;	812	my @data;
589	my $md5;	813	my $md5;
590		814
591	for (0 .. $#$src) {	815	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	817	}
595		818
596	# if processing is expensive, check	819	# if processing is expensive, check
597	# checksum first	820	# checksum first
598	if (1) {	821	if (1) {
…		…
615		838
616	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	840	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
619		842
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		844
622	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
625		848
…		…
635		858
636	=cut	859	=cut
637		860
638	sub datalog($@) {	861	sub datalog($@) {
639	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	864	}
642		865
643	=back	866	=back
644		867
645	=cut	868	=cut
646		869
647	#############################################################################	870	#############################################################################
648		871
649	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
650		873
651	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
654		877
655	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	880	Deliantra).
658		881
659	=over 4	882	=over 4
660		883
661	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
662		885
…		…
706	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
707		930
708	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
710		933
711	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
713		936
714	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
715		938
716	=over 4	939	=over 4
…		…
840		1063
841	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1066
844	} elsif (ref $type) {	1067	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
846		1069
847	} else {	1070	} else {
848	shift @arg;	1071	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
850	}	1073	}
851	}	1074	}
852	}	1075	}
853		1076
854	sub _object_attach {	1077	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
865	}	1088	}
866		1089
867	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
868	} else {	1091	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1093	}
871		1094
872	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
873	}	1096	}
874		1097
…		…
933		1156
934	for (@$callbacks) {	1157	for (@$callbacks) {
935	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
936		1159
937	if ($@) {	1160	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1162	override;
941	}	1163	}
942		1164
943	return 1 if $override;	1165	return 1 if $override;
944	}	1166	}
945		1167
946	0	1168	0
947	}	1169	}
948		1170
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1172
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1174
953	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
954		1176
…		…
960		1182
961	=cut	1183	=cut
962		1184
963	#############################################################################	1185	#############################################################################
964	# object support	1186	# object support
965	#
966		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
967	sub _can_merge {	1221	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
969		1223
970	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1225
974	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
975	}	1228	}
976		1229
977	sub reattach {	1230	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1232	my ($obj) = @_;
980		1233
		1234	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1236
983	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
984		1238
985	@$registry = ();	1239	@$registry = ();
986		1240
…		…
991	for (@$attach) {	1245	for (@$attach) {
992	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
994	}	1248	}
995	} else {	1249	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1251	}
998	}	1252	}
999	}	1253	}
1000		1254
1001	cf::attachable->attach (	1255	cf::attachable->attach (
1002	prio => -1000000,	1256	prio => -1000000,
1003	on_instantiate => sub {	1257	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1005		1259
1006	$data = from_json $data;	1260	$data = decode_json $data;
1007		1261
1008	for (@$data) {	1262	for (@$data) {
1009	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1010		1264
1011	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1279	);
1026		1280
1027	sub object_freezer_save {	1281	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1029		1283
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1284	sync_job {
1033	if (length $$rdata) {	1285	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1037		1290
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	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;
		1296	aio_fsync $fh;
		1297	}
1042	close $fh;	1298	aio_close $fh;
1043		1299
1044	if (@$objs) {	1300	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	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;
		1307	aio_fsync $fh;
		1308	}
1050	close $fh;	1309	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1311	}
1053	} else {	1312	} else {
1054	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1055	}	1314	}
1056		1315
1057	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1320	} else {
1059	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1060	}	1322	}
1061	} else {	1323	} else {
1062	aio_unlink $filename;	1324	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1064	}	1326	}
1065	};	1327	};
1066
1067	undef $guard;
1068	}	1328	}
1069		1329
1070	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1072		1332
…		…
1077		1337
1078	sub object_thawer_load {	1338	sub object_thawer_load {
1079	my ($filename) = @_;	1339	my ($filename) = @_;
1080		1340
1081	my ($data, $av);	1341	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1342
1085	(aio_load $filename, $data) >= 0	1343	(aio_load $filename, $data) >= 0
1086	or return;	1344	or return;
1087		1345
1088	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1348	or return;
1091		1349
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1094	}	1352	}
1095		1353
1096	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1099		1358
1100	($data, $av)	1359	($data, $av)
1101	}	1360	}
1102		1361
1103	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1160		1419
1161	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1162	}	1421	}
1163		1422
		1423	use File::Glob ();
		1424
1164	cf::player->attach (	1425	cf::player->attach (
1165	on_command => sub {	1426	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1167		1428
1168	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1169	or return;	1430	or return;
1170		1431
…		…
1193		1454
1194	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1456	if $reply;
1196		1457
1197	} else {	1458	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1460	}
1200		1461
1201	cf::override;	1462	cf::override;
1202	},	1463	},
1203	);	1464	);
1204		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1205	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1206	cf::sync_job {	1482	cf::sync_job {
1207	my %todo;	1483	my %todo;
1208		1484
1209	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1486	next unless -r $path;
…		…
1228		1504
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1507
1232	$ext{source} =	1508	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1235	. $source	1511	. $source
1236	. "\n};\n1";	1512	. "\n};\n1";
1237		1513
1238	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1239	}	1515	}
1240		1516
		1517	my $pass = 0;
1241	my %done;	1518	my %done;
1242	while (%todo) {	1519	while (%todo) {
1243	my $progress;	1520	my $progress;
1244		1521
		1522	++$pass;
		1523
		1524	ext:
1245	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1527	next ext
1248	unless exists $done{$_};	1528	unless exists $done{$_};
1249	}	1529	}
1250		1530
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1532
1253	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1258	warn $msg;	1540
1259	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1542	delete $todo{$k};
1261	}	1543	} else {
1262		1544	$done{$k} = delete $todo{$k};
1263	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1264	}	1550	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1551	}
1270		1552
1271	skip:	1553	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1274	}	1563	}
1275	};	1564	};
1276	}	1565	}
1277		1566
1278	#############################################################################	1567	#############################################################################
1279		1568
1280	=back	1569	=back
1281		1570
1282	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1283		1572
1284	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1285		1574
1286	=cut	1575	=cut
1287		1576
1288	package cf::player;	1577	package cf::player;
1289		1578
…		…
1332		1621
1333	sub exists($) {	1622	sub exists($) {
1334	my ($login) = @_;	1623	my ($login) = @_;
1335		1624
1336	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1338	}	1627	}
1339		1628
1340	sub find($) {	1629	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1631	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1642
1354	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1644	or return;
1356		1645
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1359	or return;	1647	or return;
		1648
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1363	}	1652	}
1364	}	1653	}
1365	}	1654	}
1366		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1367	sub save($) {	1669	sub save($) {
1368	my ($pl) = @_;	1670	my ($pl) = @_;
1369		1671
1370	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1371		1673
…		…
1374		1676
1375	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1376		1678
1377	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1686
1380	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1688	cf::cede_to_tick;
1382	}	1689	}
1383		1690
…		…
1415	my ($pl) = @_;	1722	my ($pl) = @_;
1416		1723
1417	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1418		1725
1419	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1728
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1425	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1426		1737
1427	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1467		1778
1468	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1469	my $path = path $login;	1780	my $path = path $login;
1470		1781
1471	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1788	}
1477		1789
…		…
1481		1793
1482	\@logins	1794	\@logins
1483	}	1795	}
1484		1796
1485	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1486		1800
1487	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1488	player. May block.	1802	player. May block.
1489		1803
1490	=cut	1804	=cut
…		…
1502	for (@$files) {	1816	for (@$files) {
1503	utf8::decode $_;	1817	utf8::decode $_;
1504	next if /\.(?:pl|pst)$/;	1818	next if /\.(?:pl|pst)$/;
1505	next unless /^$PATH_SEP/o;	1819	next unless /^$PATH_SEP/o;
1506		1820
1507	push @paths, cf::map::normalise "~$pl/$_";	1821	push @paths, cf::map::normalise "~$pl/$_", $pl->map;
1508	}	1822	}
1509		1823
1510	\@paths	1824	\@paths
1511	}	1825	}
1512		1826
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1828
1515	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1830
1564	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1565		1832
1566	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1567		1834
…		…
1599		1866
1600	=cut	1867	=cut
1601		1868
1602	sub find_by_path($) {	1869	sub find_by_path($) {
1603	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1604		1873
1605	my ($match, $specificity);	1874	my ($match, $specificity);
1606		1875
1607	for my $region (list) {	1876	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1636		1905
1637	sub generate_random_map {	1906	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1640	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1912	}
1654		1913
1655	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1656		1915
1657	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1662		1921
1663	sub register {	1922	sub register {
1664	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1924	my $pkg = caller;
1666		1925
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1927
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1929	}
1672		1930
1673	# also paths starting with '/'	1931	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1933
1676	sub thawer_merge {	1934	sub thawer_merge {
1677	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1678		1936
1679	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1684	}	1942	}
1685		1943
1686	sub normalise {	1944	sub normalise {
1687	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1688		1946
1689	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1690		1948
1691	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1692		1950
1693	# map plan:	1951	# map plan:
1694	#	1952	#
…		…
1696	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1697	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1698	# ?random/... random maps	1956	# ?random/... random maps
1699	# /... normal maps	1957	# /... normal maps
1700	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1701		1960
1702	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1703		1962
1704	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1705	# something that looks reasonable	1964	# something that looks reasonable
1706	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1707	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1708		1967
1709	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1711	}	1984	}
1712		1985
1713	for ($path) {	1986	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1717	}	1989	}
1718		1990
1719	$path	1991	$path
…		…
1733	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1734	return $self;	2006	return $self;
1735	}	2007	}
1736	}	2008	}
1737		2009
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2011	()
1740	}	2012	}
1741		2013
		2014	# may re-bless or do other evil things
1742	sub init {	2015	sub init {
1743	my ($self) = @_;	2016	my ($self) = @_;
1744		2017
1745	$self	2018	$self
1746	}	2019	}
…		…
1765		2038
1766	# the temporary/swap location	2039	# the temporary/swap location
1767	sub save_path {	2040	sub save_path {
1768	my ($self) = @_;	2041	my ($self) = @_;
1769		2042
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1772	}	2045	}
1773		2046
1774	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1775	sub uniq_path {	2048	sub uniq_path {
1776	my ($self) = @_;	2049	my ($self) = @_;
1777		2050
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2053	}
1790		2054
1791	sub decay_objects {	2055	sub decay_objects {
1792	my ($self) = @_;	2056	my ($self) = @_;
1793		2057
…		…
1875		2139
1876	sub find;	2140	sub find;
1877	sub find {	2141	sub find {
1878	my ($path, $origin) = @_;	2142	my ($path, $origin) = @_;
1879		2143
		2144	cf::cede_to_tick;
		2145
1880	$path = normalise $path, $origin && $origin->path;	2146	$path = normalise $path, $origin;
1881		2147
1882	cf::lock_wait "map_data:$path";#d#remove	2148	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2149	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2150
1885	$cf::MAP{$path} || do {	2151	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2152	my $map = new_from_path cf::map $path
1890	or return;	2153	or return;
1891		2154
1892	$map->{last_save} = $cf::RUNTIME;	2155	$map->{last_save} = $cf::RUNTIME;
1893		2156
…		…
1895	or return;	2158	or return;
1896		2159
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2160	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2161	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2162	#$cf::WAIT_FOR_TICK->wait;
		2163	undef $guard2;
1900	undef $guard1;	2164	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2165	$map->reset;
1903	return find $path;	2166	return find $path;
1904	}	2167	}
1905		2168
1906	$cf::MAP{$path} = $map	2169	$cf::MAP{$path} = $map
1907	}	2170	}
1908	}	2171	}
1909		2172
1910	sub pre_load { }	2173	sub pre_load { }
1911	sub post_load { }	2174	#sub post_load { } # XS
1912		2175
1913	sub load {	2176	sub load {
1914	my ($self) = @_;	2177	my ($self) = @_;
1915		2178
1916	local $self->{deny_reset} = 1; # loading can take a long time	2179	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1928	$self->alloc;	2191	$self->alloc;
1929		2192
1930	$self->pre_load;	2193	$self->pre_load;
1931	cf::cede_to_tick;	2194	cf::cede_to_tick;
1932		2195
		2196	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2197	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2198	$f->skip_block;
1935	$self->_load_objects ($f)	2199	$self->_load_objects ($f)
1936	or return;	2200	or return;
1937		2201
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2202	$self->post_load_original
1939	if delete $self->{load_original};	2203	if delete $self->{load_original};
1940		2204
1941	if (my $uniq = $self->uniq_path) {	2205	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2206	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2207	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2208	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2209	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2210	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2211	$f->resolve_delayed_derefs;
		2212	}
1948	}	2213	}
1949	}	2214	}
1950	}
1951		2215
1952	$f->resolve_delayed_derefs;	2216	$f->resolve_delayed_derefs;
		2217	}
1953		2218
1954	cf::cede_to_tick;	2219	cf::cede_to_tick;
1955	# now do the right thing for maps	2220	# now do the right thing for maps
1956	$self->link_multipart_objects;	2221	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2222	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2226	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2227	$self->decay_objects;
1963	$self->fix_auto_apply;	2228	$self->fix_auto_apply;
1964	$self->update_buttons;	2229	$self->update_buttons;
1965	cf::cede_to_tick;	2230	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2231	$self->activate;
1969	}	2232	}
1970		2233
1971	$self->{last_save} = $cf::RUNTIME;	2234	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2235	$self->last_access ($cf::RUNTIME);
1973		2236
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2237	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2238	}
1976		2239
1977	$self->post_load;	2240	$self->post_load;
1978	}
1979		2241
		2242	1
		2243	}
		2244
		2245	# customize the map for a given player, i.e.
		2246	# return the _real_ map. used by e.g. per-player
		2247	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2248	sub customise_for {
1981	my ($self, $ob) = @_;	2249	my ($self, $ob) = @_;
1982		2250
1983	return find "~" . $ob->name . "/" . $self->{path}	2251	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2252	if $self->per_player;
…		…
2000	or next;	2268	or next;
2001	$neigh = find $neigh, $map	2269	$neigh = find $neigh, $map
2002	or next;	2270	or next;
2003	$neigh->load;	2271	$neigh->load;
2004		2272
		2273	# now find the diagonal neighbours
2005	push @neigh,	2274	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2275	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2276	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2277	}
2009		2278
…		…
2016	}	2285	}
2017		2286
2018	sub find_sync {	2287	sub find_sync {
2019	my ($path, $origin) = @_;	2288	my ($path, $origin) = @_;
2020		2289
2021	cf::sync_job { find $path, $origin }	2290	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2291	if $Coro::current == $Coro::main;
		2292
		2293	find $path, $origin
2022	}	2294	}
2023		2295
2024	sub do_load_sync {	2296	sub do_load_sync {
2025	my ($map) = @_;	2297	my ($map) = @_;
2026		2298
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2299	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2300	if $Coro::current == $Coro::main;
2029		2301
2030	cf::sync_job { $map->load };	2302	$map->load;
2031	}	2303	}
2032		2304
2033	our %MAP_PREFETCH;	2305	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2306	our $MAP_PREFETCHER = undef;
2035		2307
2036	sub find_async {	2308	sub find_async {
2037	my ($path, $origin, $load) = @_;	2309	my ($path, $origin, $load) = @_;
2038		2310
2039	$path = normalise $path, $origin && $origin->{path};	2311	$path = normalise $path, $origin;
2040		2312
2041	if (my $map = $cf::MAP{$path}) {	2313	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2314	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2315	}
2044		2316
2045	$MAP_PREFETCH{$path} |= $load;	2317	$MAP_PREFETCH{$path} |= $load;
2046		2318
2047	$MAP_PREFETCHER ||= cf::async {	2319	$MAP_PREFETCHER ||= cf::async {
		2320	$Coro::current->{desc} = "map prefetcher";
		2321
2048	while (%MAP_PREFETCH) {	2322	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2323	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2324	if (my $map = find $k) {
2051	$map->load if $v;	2325	$map->load if $v;
2052	}	2326	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2333	$MAP_PREFETCHER->prio (6);
2060		2334
2061	()	2335	()
2062	}	2336	}
2063		2337
		2338	# common code, used by both ->save and ->swapout
2064	sub save {	2339	sub _save {
2065	my ($self) = @_;	2340	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2341
2069	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2070		2343
2071	return unless $self->dirty;	2344	return unless $self->dirty;
2072		2345
…		…
2078	return if $self->{deny_save};	2351	return if $self->{deny_save};
2079		2352
2080	local $self->{last_access} = $self->last_access;#d#	2353	local $self->{last_access} = $self->last_access;#d#
2081		2354
2082	cf::async {	2355	cf::async {
		2356	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2357	$_->contr->save for $self->players;
2084	};	2358	};
		2359
		2360	cf::get_slot 0.02;
2085		2361
2086	if ($uniq) {	2362	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2363	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2364	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2365	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2366	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2367	}
2092	}	2368	}
2093		2369
		2370	sub save {
		2371	my ($self) = @_;
		2372
		2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2374
		2375	$self->_save;
		2376	}
		2377
2094	sub swap_out {	2378	sub swap_out {
2095	my ($self) = @_;	2379	my ($self) = @_;
2096		2380
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2381	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2382
		2383	return if $self->in_memory != cf::MAP_ACTIVE;
		2384	return if $self->{deny_save};
2102	return if $self->players;	2385	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2386
		2387	# first deactivate the map and "unlink" it from the core
		2388	$self->deactivate;
		2389	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2390	$self->in_memory (cf::MAP_SWAPPED);
		2391
		2392	# then atomically save
		2393	$self->_save;
		2394
		2395	# then free the map
		2396	$self->clear;
		2397	}
		2398
		2399	sub reset_at {
		2400	my ($self) = @_;
		2401
		2402	# TODO: safety, remove and allow resettable per-player maps
		2403	return 1e99 if $self->{deny_reset};
		2404
		2405	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2406	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2407
		2408	$time + $to
		2409	}
		2410
		2411	sub should_reset {
		2412	my ($self) = @_;
		2413
		2414	$self->reset_at <= $cf::RUNTIME
		2415	}
		2416
		2417	sub reset {
		2418	my ($self) = @_;
		2419
		2420	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2421
		2422	return if $self->players;
		2423
		2424	cf::trace "resetting map ", $self->path, "\n";
		2425
		2426	$self->in_memory (cf::MAP_SWAPPED);
		2427
		2428	# need to save uniques path
		2429	unless ($self->{deny_save}) {
		2430	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2431
		2432	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2433	if $uniq;
		2434	}
		2435
		2436	delete $cf::MAP{$self->path};
2107		2437
2108	$self->deactivate;	2438	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2439	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2440	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2441
2156	$self->unlink_save;	2442	$self->unlink_save;
2157	$self->destroy;	2443	$self->destroy;
2158	}	2444	}
2159		2445
…		…
2167		2453
2168	delete $cf::MAP{$self->path};	2454	delete $cf::MAP{$self->path};
2169		2455
2170	$self->unlink_save;	2456	$self->unlink_save;
2171		2457
2172	bless $self, "cf::map";	2458	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2459	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2460	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2461	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2462	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2463
…		…
2226		2512
2227	sub unique_maps() {	2513	sub unique_maps() {
2228	[	2514	[
2229	map {	2515	map {
2230	utf8::decode $_;	2516	utf8::decode $_;
2231	/\.map$/	2517	s/\.map$//; # TODO future compatibility hack
		2518	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2519	? ()
2232	? normalise $_	2520	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2521	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2522	]
2236	}	2523	}
2237		2524
2238	package cf;	2525	=item cf::map::static_maps
		2526
		2527	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2528	file in the shared directory excluding F</styles> and F</editor>). May
		2529	block.
		2530
		2531	=cut
		2532
		2533	sub static_maps() {
		2534	my @dirs = "";
		2535	my @maps;
		2536
		2537	while (@dirs) {
		2538	my $dir = shift @dirs;
		2539
		2540	next if $dir eq "/styles" || $dir eq "/editor";
		2541
		2542	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2543	or return;
		2544
		2545	for (@$files) {
		2546	s/\.map$// or next;
		2547	utf8::decode $_;
		2548	push @maps, "$dir/$_";
		2549	}
		2550
		2551	push @dirs, map "$dir/$_", @$dirs;
		2552	}
		2553
		2554	\@maps
		2555	}
2239		2556
2240	=back	2557	=back
2241		2558
2242	=head3 cf::object	2559	=head3 cf::object
2243		2560
…		…
2247		2564
2248	=over 4	2565	=over 4
2249		2566
2250	=item $ob->inv_recursive	2567	=item $ob->inv_recursive
2251		2568
2252	Returns the inventory of the object _and_ their inventories, recursively.	2569	Returns the inventory of the object I<and> their inventories, recursively,
		2570	but I<not> the object itself.
2253		2571
2254	=cut	2572	=cut
2255		2573
2256	sub inv_recursive_;	2574	sub inv_recursive_;
2257	sub inv_recursive_ {	2575	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2580	inv_recursive_ inv $_[0]
2263	}	2581	}
2264		2582
2265	=item $ref = $ob->ref	2583	=item $ref = $ob->ref
2266		2584
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2585	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2586
2269	=item $ob = cf::object::deref ($refstring)	2587	=item $ob = cf::object::deref ($refstring)
2270		2588
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2589	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2590	even if the object actually exists. May block.
…		…
2274	=cut	2592	=cut
2275		2593
2276	sub deref {	2594	sub deref {
2277	my ($ref) = @_;	2595	my ($ref) = @_;
2278		2596
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2597	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2598	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2599	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2600	or return;
2286	$pl->ob->uuid eq $uuid	2601	$pl->ob->uuid eq $uuid
2287	or return;	2602	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2622	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2623	dialogue with the given NPC character.
2309		2624
2310	=cut	2625	=cut
2311		2626
		2627	our $SAY_CHANNEL = {
		2628	id => "say",
		2629	title => "Map",
		2630	reply => "say ",
		2631	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2632	};
		2633
		2634	our $CHAT_CHANNEL = {
		2635	id => "chat",
		2636	title => "Chat",
		2637	reply => "chat ",
		2638	tooltip => "Player chat and shouts, global to the server.",
		2639	};
		2640
2312	# rough implementation of a future "reply" method that works	2641	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2642	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2643	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2644	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2645	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2656	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2657	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2658
2330	} else {	2659	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2660	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2661	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2662	}
2334	}	2663	}
2335	}	2664	}
2336		2665
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2666	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2691
2363	=item $player_object->enter_link	2692	=item $player_object->enter_link
2364		2693
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2694	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2695
2367	The player should be reasonably safe there for short amounts of time. You	2696	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2697	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2698	though, as the player cannot control the character while it is on the link
		2699	map.
2369		2700
2370	Will never block.	2701	Will never block.
2371		2702
2372	=item $player_object->leave_link ($map, $x, $y)	2703	=item $player_object->leave_link ($map, $x, $y)
2373		2704
…		…
2393	sub cf::object::player::enter_link {	2724	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2725	my ($self) = @_;
2395		2726
2396	$self->deactivate_recursive;	2727	$self->deactivate_recursive;
2397		2728
		2729	++$self->{_link_recursion};
		2730
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2731	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2732
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2733	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2734	if $self->map && $self->map->{path} ne "{link}";
2402		2735
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2736	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2737	}
2405		2738
2406	sub cf::object::player::leave_link {	2739	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2740	my ($self, $map, $x, $y) = @_;
2408		2741
…		…
2425	($x, $y) = (-1, -1)	2758	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2759	unless (defined $x) && (defined $y);
2427		2760
2428	# use -1 or undef as default coordinates, not 0, 0	2761	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2762	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2763	if $x <= 0 && $y <= 0;
2431		2764
2432	$map->load;	2765	$map->load;
2433	$map->load_neighbours;	2766	$map->load_neighbours;
2434		2767
2435	return unless $self->contr->active;	2768	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2769
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2770	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2771	if ($self->enter_map ($map, $x, $y)) {
2440	}	2772	# entering was successful
		2773	delete $self->{_link_recursion};
		2774	# only activate afterwards, to support waiting in hooks
		2775	$self->activate_recursive;
		2776	}
2441		2777
		2778	}
		2779
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2780	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2781
2444	Moves the player to the given map-path and coordinates by first freezing	2782	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2783	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2784	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2785	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2786	be called at the end of this process.
2449		2787
		2788	Note that $check will be called with a potentially non-loaded map, so if
		2789	it needs a loaded map it has to call C<< ->load >>.
		2790
2450	=cut	2791	=cut
2451		2792
2452	our $GOTOGEN;	2793	our $GOTOGEN;
2453		2794
2454	sub cf::object::player::goto {	2795	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2796	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2797
		2798	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2799	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2800	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2801	($path, $x, $y) = @$EMERGENCY_POSITION;
		2802	}
		2803
2457	# do generation counting so two concurrent goto's will be executed in-order	2804	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2805	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2806
2460	$self->enter_link;	2807	$self->enter_link;
2461		2808
2462	(async {	2809	(async {
		2810	$Coro::current->{desc} = "player::goto $path $x $y";
		2811
2463	# *tag paths override both path and x|y	2812	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2813	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2814	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2815	my $ob = $obs[rand @obs];
2467		2816
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2817	# see if we actually can go there
2469	# for suitability.	2818	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2819	$ob = $obs[rand @obs];
		2820	} else {
		2821	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2822	}
		2823	# else put us there anyways for now #d#
2470		2824
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2825	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2826	} else {
		2827	($path, $x, $y) = (undef, undef, undef);
2472	}	2828	}
2473	}	2829	}
2474		2830
2475	my $map = eval {	2831	my $map = eval {
2476	my $map = cf::map::find $path;	2832	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2833
2478	if ($map) {	2834	if ($map) {
2479	$map = $map->customise_for ($self);	2835	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2836	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2837	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2838	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2839	}
2484		2840
2485	$map	2841	$map
2486	};	2842	};
2487		2843
…		…
2493	if ($gen == $self->{_goto_generation}) {	2849	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2850	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2851	$self->leave_link ($map, $x, $y);
2496	}	2852	}
2497		2853
2498	$done->() if $done;	2854	$done->($self) if $done;
2499	})->prio (1);	2855	})->prio (1);
2500	}	2856	}
2501		2857
2502	=item $player_object->enter_exit ($exit_object)	2858	=item $player_object->enter_exit ($exit_object)
2503		2859
…		…
2523	}	2879	}
2524		2880
2525	sub prepare_random_map {	2881	sub prepare_random_map {
2526	my ($exit) = @_;	2882	my ($exit) = @_;
2527		2883
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2884	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2885	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2886	# that depends on the exit object
2533		2887
2534	my $rmp = parse_random_map_params $exit->msg;	2888	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2890	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2891	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2892	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2893	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2894	$rmp->{origin_y} = $exit->y;
		2895
		2896	$exit->map->touch;
2541	}	2897	}
2542		2898
2543	$rmp->{random_seed} ||= $exit->random_seed;	2899	$rmp->{random_seed} ||= $exit->random_seed;
2544		2900
2545	my $data = cf::to_json $rmp;	2901	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2902	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2903	my $meta = "$RANDOMDIR/$md5.meta";
2548		2904
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2905	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2906	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2907	undef $fh;
2552	aio_rename "$meta~", $meta;	2908	aio_rename "$meta~", $meta;
2553		2909
		2910	my $slaying = "?random/$md5";
		2911
		2912	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2913	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2914	$exit->msg (undef);
		2915	}
2556	}	2916	}
2557	}	2917	}
2558		2918
2559	sub cf::object::player::enter_exit {	2919	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2920	my ($self, $exit) = @_;
2561		2921
2562	return unless $self->type == cf::PLAYER;	2922	return unless $self->type == cf::PLAYER;
2563		2923
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2924	$self->enter_link;
2576		2925
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2926	(async {
2582	$self->deactivate_recursive; # just to be sure	2927	$Coro::current->{desc} = "enter_exit";
		2928
2583	unless (eval {	2929	unless (eval {
		2930	$self->deactivate_recursive; # just to be sure
		2931
		2932	# random map handling
		2933	{
		2934	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2935
		2936	prepare_random_map $exit
		2937	if $exit->slaying eq "/!";
		2938	}
		2939
		2940	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2941	my $x = $exit->stats->hp;
		2942	my $y = $exit->stats->sp;
		2943
2584	$self->goto ($slaying, $hp, $sp);	2944	$self->goto ($map, $x, $y);
2585		2945
		2946	# if exit is damned, update players death & WoR home-position
		2947	$self->contr->savebed ($map, $x, $y)
		2948	if $exit->flag (cf::FLAG_DAMNED);
		2949
2586	1;	2950	1
2587	}) {	2951	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2952	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2953	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2954	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2955	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2956
2593	warn "ERROR in enter_exit: $@";	2957	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2958	$self->leave_link;
2595	}	2959	}
2596	})->prio (1);	2960	})->prio (1);
2597	}	2961	}
2598		2962
…		…
2610	sub cf::client::send_drawinfo {	2974	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2975	my ($self, $text, $flags) = @_;
2612		2976
2613	utf8::encode $text;	2977	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2978	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2979	}
		2980
		2981	=item $client->send_big_packet ($pkt)
		2982
		2983	Like C<send_packet>, but tries to compress large packets, and fragments
		2984	them as required.
		2985
		2986	=cut
		2987
		2988	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2989
		2990	sub cf::client::send_big_packet {
		2991	my ($self, $pkt) = @_;
		2992
		2993	# try lzf for large packets
		2994	$pkt = "lzf " . Compress::LZF::compress $pkt
		2995	if 1024 <= length $pkt and $self->{can_lzf};
		2996
		2997	# split very large packets
		2998	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2999	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3000	$pkt = "frag";
		3001	}
		3002
		3003	$self->send_packet ($pkt);
2615	}	3004	}
2616		3005
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3006	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3007
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3008	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3010	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3011	the message unless the client supports the msg packet.
2623		3012
2624	=cut	3013	=cut
2625		3014
		3015	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3016	our %CHANNEL = (
		3017	"c/motd" => {
		3018	id => "infobox",
		3019	title => "MOTD",
		3020	reply => undef,
		3021	tooltip => "The message of the day",
		3022	},
2627	"c/identify" => {	3023	"c/identify" => {
2628	id => "identify",	3024	id => "infobox",
2629	title => "Identify",	3025	title => "Identify",
2630	reply => undef,	3026	reply => undef,
2631	tooltip => "Items recently identified",	3027	tooltip => "Items recently identified",
2632	},	3028	},
2633	"c/examine" => {	3029	"c/examine" => {
2634	id => "examine",	3030	id => "infobox",
2635	title => "Examine",	3031	title => "Examine",
2636	reply => undef,	3032	reply => undef,
2637	tooltip => "Signs and other items you examined",	3033	tooltip => "Signs and other items you examined",
2638	},	3034	},
		3035	"c/shopinfo" => {
		3036	id => "infobox",
		3037	title => "Shop Info",
		3038	reply => undef,
		3039	tooltip => "What your bargaining skill tells you about the shop",
		3040	},
		3041	"c/book" => {
		3042	id => "infobox",
		3043	title => "Book",
		3044	reply => undef,
		3045	tooltip => "The contents of a note or book",
		3046	},
		3047	"c/lookat" => {
		3048	id => "infobox",
		3049	title => "Look",
		3050	reply => undef,
		3051	tooltip => "What you saw there",
		3052	},
		3053	"c/who" => {
		3054	id => "infobox",
		3055	title => "Players",
		3056	reply => undef,
		3057	tooltip => "Shows players who are currently online",
		3058	},
		3059	"c/body" => {
		3060	id => "infobox",
		3061	title => "Body Parts",
		3062	reply => undef,
		3063	tooltip => "Shows which body parts you posess and are available",
		3064	},
		3065	"c/statistics" => {
		3066	id => "infobox",
		3067	title => "Statistics",
		3068	reply => undef,
		3069	tooltip => "Shows your primary statistics",
		3070	},
		3071	"c/skills" => {
		3072	id => "infobox",
		3073	title => "Skills",
		3074	reply => undef,
		3075	tooltip => "Shows your experience per skill and item power",
		3076	},
		3077	"c/shopitems" => {
		3078	id => "infobox",
		3079	title => "Shop Items",
		3080	reply => undef,
		3081	tooltip => "Shows the items currently for sale in this shop",
		3082	},
		3083	"c/resistances" => {
		3084	id => "infobox",
		3085	title => "Resistances",
		3086	reply => undef,
		3087	tooltip => "Shows your resistances",
		3088	},
		3089	"c/pets" => {
		3090	id => "infobox",
		3091	title => "Pets",
		3092	reply => undef,
		3093	tooltip => "Shows information abotu your pets/a specific pet",
		3094	},
		3095	"c/perceiveself" => {
		3096	id => "infobox",
		3097	title => "Perceive Self",
		3098	reply => undef,
		3099	tooltip => "You gained detailed knowledge about yourself",
		3100	},
		3101	"c/uptime" => {
		3102	id => "infobox",
		3103	title => "Uptime",
		3104	reply => undef,
		3105	tooltip => "How long the server has been running since last restart",
		3106	},
		3107	"c/mapinfo" => {
		3108	id => "infobox",
		3109	title => "Map Info",
		3110	reply => undef,
		3111	tooltip => "Information related to the maps",
		3112	},
		3113	"c/party" => {
		3114	id => "party",
		3115	title => "Party",
		3116	reply => "gsay ",
		3117	tooltip => "Messages and chat related to your party",
		3118	},
		3119	"c/death" => {
		3120	id => "death",
		3121	title => "Death",
		3122	reply => undef,
		3123	tooltip => "Reason for and more info about your most recent death",
		3124	},
		3125	"c/say" => $SAY_CHANNEL,
		3126	"c/chat" => $CHAT_CHANNEL,
2639	);	3127	);
2640		3128
2641	sub cf::client::send_msg {	3129	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3130	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3131
2644	$msg = $self->pl->expand_cfpod ($msg);	3132	$msg = $self->pl->expand_cfpod ($msg)
		3133	unless $color & cf::NDI_VERBATIM;
2645		3134
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3135	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3136
2648	# check predefined channels, for the benefit of C	3137	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3138	if ($CHANNEL{$channel}) {
		3139	$channel = $CHANNEL{$channel};
2650		3140
		3141	$self->ext_msg (channel_info => $channel);
		3142	$channel = $channel->{id};
		3143
2651	if (ref $channel) {	3144	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3145	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3146	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3147	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3148	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3149	}
2658		3150
2659	$channel = $channel->{id};	3151	$channel = $channel->{id};
2660	}	3152	}
2661		3153
2662	return unless @extra || length $msg;	3154	return unless @extra || length $msg;
2663		3155
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3156	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3157	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3158	if $color & cf::NDI_DEF;
2668		3159
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3160	my $pkt = "msg "
		3161	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3162	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3163	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3164
2683	$color &= cf::NDI_COLOR_MASK;	3165	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3166	}
2697		3167
2698	=item $client->ext_msg ($type, @msg)	3168	=item $client->ext_msg ($type, @msg)
2699		3169
2700	Sends an ext event to the client.	3170	Sends an ext event to the client.
…		…
2703		3173
2704	sub cf::client::ext_msg($$@) {	3174	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3175	my ($self, $type, @msg) = @_;
2706		3176
2707	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3179	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3180	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3181	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3182	}
2713	}	3183	}
2714		3184
2715	=item $client->ext_reply ($msgid, @msg)	3185	=item $client->ext_reply ($msgid, @msg)
2716		3186
…		…
2720		3190
2721	sub cf::client::ext_reply($$@) {	3191	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3192	my ($self, $id, @msg) = @_;
2723		3193
2724	if ($self->extcmd == 2) {	3194	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3195	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3196	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3197	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3198	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3199	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3200	}
2731	}	3201	}
2732		3202
2733	=item $success = $client->query ($flags, "text", \&cb)	3203	=item $success = $client->query ($flags, "text", \&cb)
2734		3204
…		…
2805		3275
2806	$ns->ext_reply ($reply, @reply)	3276	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3277	if $reply;
2808		3278
2809	} else {	3279	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3280	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3281	}
2812		3282
2813	cf::override;	3283	cf::override;
2814	},	3284	},
2815	);	3285	);
…		…
2835		3305
2836	$coro	3306	$coro
2837	}	3307	}
2838		3308
2839	cf::client->attach (	3309	cf::client->attach (
2840	on_destroy => sub {	3310	on_client_destroy => sub {
2841	my ($ns) = @_;	3311	my ($ns) = @_;
2842		3312
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3313	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3314	},
2845	);	3315	);
…		…
2861	our $safe_hole = new Safe::Hole;	3331	our $safe_hole = new Safe::Hole;
2862		3332
2863	$SIG{FPE} = 'IGNORE';	3333	$SIG{FPE} = 'IGNORE';
2864		3334
2865	$safe->permit_only (Opcode::opset qw(	3335	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3336	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3337	grepstart grepwhile mapstart mapwhile
2868	sort time	3338	sort time
2869	));	3339	));
2870		3340
2871	# here we export the classes and methods available to script code	3341	# here we export the classes and methods available to script code
…		…
2873	=pod	3343	=pod
2874		3344
2875	The following functions and methods are available within a safe environment:	3345	The following functions and methods are available within a safe environment:
2876		3346
2877	cf::object	3347	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3348	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3349	insert remove name archname title slaying race decrease split
		3350	value
2880		3351
2881	cf::object::player	3352	cf::object::player
2882	player	3353	player
2883		3354
2884	cf::player	3355	cf::player
…		…
2889		3360
2890	=cut	3361	=cut
2891		3362
2892	for (	3363	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3364	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3365	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3366	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3367	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3368	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3369	["cf::map" => qw(trigger)],
2899	) {	3370	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3371	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3372	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3373	for @funs;
2904	}	3374	}
2905		3375
…		…
2920		3390
2921	my $qcode = $code;	3391	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3392	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3393	$qcode =~ s/\n/\\n/g;
2924		3394
		3395	%vars = (_dummy => 0) unless %vars;
		3396
		3397	my @res;
2925	local $_;	3398	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3399
2928	my $eval =	3400	my $eval =
2929	"do {\n"	3401	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3402	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3403	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3404	. $code
2933	. "\n}"	3405	. "\n}"
2934	;	3406	;
2935		3407
		3408	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3409	sub_generation_inc;
		3410	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3411	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3412	sub_generation_inc;
		3413	} else {
		3414	local @cf::_safe_eval_args = values %vars;
		3415	@res = wantarray ? eval eval : scalar eval $eval;
		3416	}
2939		3417
2940	if ($@) {	3418	if ($@) {
2941	warn "$@";	3419	warn "$@",
2942	warn "while executing safe code '$code'\n";	3420	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3421	"with arguments " . (join " ", %vars) . "\n";
2944	}	3422	}
2945		3423
2946	wantarray ? @res : $res[0]	3424	wantarray ? @res : $res[0]
2947	}	3425	}
2948		3426
…		…
2962	=cut	3440	=cut
2963		3441
2964	sub register_script_function {	3442	sub register_script_function {
2965	my ($fun, $cb) = @_;	3443	my ($fun, $cb) = @_;
2966		3444
2967	no strict 'refs';	3445	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3446	*$fun = $safe_hole->wrap ($cb);
2969	}	3447	}
2970		3448
2971	=back	3449	=back
2972		3450
2973	=cut	3451	=cut
…		…
2982	# for this (global event?)	3460	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3461	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3462
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3463	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3464
2987	warn "loading facedata from $path\n";	3465	trace "loading facedata from $path\n";
2988		3466
2989	my $facedata;	3467	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3468
2995	$facedata->{version} == 2	3469	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3470	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3471
2998	# patch in the exptable	3472	# patch in the exptable
		3473	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3474	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3475	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3476	data => $exp_table,
		3477	hash => (Digest::MD5::md5 $exp_table),
3002	};	3478	};
3003	cf::cede_to_tick;	3479	cf::cede_to_tick;
3004		3480
3005	{	3481	{
3006	my $faces = $facedata->{faceinfo};	3482	my $faces = $facedata->{faceinfo};
3007		3483
3008	while (my ($face, $info) = each %$faces) {	3484	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3485	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3486
3010	cf::face::set_visibility $idx, $info->{visibility};	3487	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3488	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3489	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3490	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3491	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3014		3492
3015	cf::cede_to_tick;	3493	cf::cede_to_tick;
3016	}	3494	}
3017		3495
3018	while (my ($face, $info) = each %$faces) {	3496	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3497	next unless $info->{smooth};
		3498
3020	my $idx = cf::face::find $face	3499	my $idx = cf::face::find $face
3021	or next;	3500	or next;
		3501
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3502	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3503	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3504	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3505	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3506	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3507	}
3028		3508
3029	cf::cede_to_tick;	3509	cf::cede_to_tick;
3030	}	3510	}
3031	}	3511	}
…		…
3040		3520
3041	cf::anim::invalidate_all; # d'oh	3521	cf::anim::invalidate_all; # d'oh
3042	}	3522	}
3043		3523
3044	{	3524	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3525	my $res = $facedata->{resource};
3048		3526
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3527	while (my ($name, $info) = each %$res) {
		3528	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3529	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3530
3055	if ($info->{type} & 1) {	3531	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3532	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3533	} else {
3065	$data = $info->{data};	3534	$RESOURCE{$name} = $info; # unused
3066	}	3535	}
3067		3536
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3537	cf::cede_to_tick;
3072	}	3538	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3539	}
		3540
		3541	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3542
3093	1	3543	1
3094	}	3544	}
3095		3545
3096	register_exticmd fx_want => sub {	3546	register_exticmd fx_want => sub {
…		…
3098		3548
3099	while (my ($k, $v) = each %$want) {	3549	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3550	$ns->fx_want ($k, $v);
3101	}	3551	}
3102	};	3552	};
		3553
		3554	sub load_resource_file($) {
		3555	my $guard = lock_acquire "load_resource_file";
		3556
		3557	my $status = load_resource_file_ $_[0];
		3558	get_slot 0.1, 100;
		3559	cf::arch::commit_load;
		3560
		3561	$status
		3562	}
3103		3563
3104	sub reload_regions {	3564	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3565	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3566	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3567	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3581	}
3122		3582
3123	sub reload_archetypes {	3583	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3584	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3585	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3586	}
3132		3587
3133	sub reload_treasures {	3588	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3589	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3590	or die "unable to load treasurelists\n";
3136	}	3591	}
3137		3592
		3593	sub reload_sound {
		3594	trace "loading sound config from $DATADIR/sound\n";
		3595
		3596	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3597
		3598	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3599	my $sound = $soundconf->{compat}[$_]
		3600	or next;
		3601
		3602	my $face = cf::face::find "sound/$sound->[1]";
		3603	cf::sound::set $sound->[0] => $face;
		3604	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3605	}
		3606
		3607	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3608	my $face = cf::face::find "sound/$v";
		3609	cf::sound::set $k => $face;
		3610	}
		3611	}
		3612
3138	sub reload_resources {	3613	sub reload_resources {
3139	warn "reloading resource files...\n";	3614	trace "reloading resource files...\n";
3140		3615
		3616	reload_exp_table;
		3617	reload_materials;
		3618	reload_facedata;
		3619	reload_sound;
		3620	reload_archetypes;
3141	reload_regions;	3621	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3622	reload_treasures;
3146		3623
3147	warn "finished reloading resource files\n";	3624	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3625	}
3153		3626
3154	sub reload_config {	3627	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3628	trace "reloading config file...\n";
3156	or return;
3157		3629
3158	local $/;	3630	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3631	utf8::decode $config;
		3632	*CFG = decode_yaml $config;
3160		3633
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3634	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3635
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3636	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3637	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3638
3166	if (exists $CFG{mlockall}) {	3639	if (exists $CFG{mlockall}) {
…		…
3170	};	3643	};
3171	warn $@ if $@;	3644	warn $@ if $@;
3172	}	3645	}
3173	}	3646	}
3174		3647
		3648	sub pidfile() {
		3649	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3650	or die "$PIDFILE: $!";
		3651	flock $fh, &Fcntl::LOCK_EX
		3652	or die "$PIDFILE: flock: $!";
		3653	$fh
		3654	}
		3655
		3656	# make sure only one server instance is running at any one time
		3657	sub atomic {
		3658	my $fh = pidfile;
		3659
		3660	my $pid = <$fh>;
		3661	kill 9, $pid if $pid > 0;
		3662
		3663	seek $fh, 0, 0;
		3664	print $fh $$;
		3665	}
		3666
		3667	sub main_loop {
		3668	trace "EV::loop starting\n";
		3669	if (1) {
		3670	EV::loop;
		3671	}
		3672	trace "EV::loop returned\n";
		3673	goto &main_loop unless $REALLY_UNLOOP;
		3674	}
		3675
3175	sub main {	3676	sub main {
		3677	cf::init_globals; # initialise logging
		3678
		3679	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3680	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3681	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3682	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3683
		3684	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3685
3176	# we must not ever block the main coroutine	3686	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3687	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3688	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3689	(async {
3180	Event::one_event;	3690	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3691	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3692	})->prio (Coro::PRIO_MAX);
3182	};	3693	};
3183		3694
		3695	evthread_start IO::AIO::poll_fileno;
		3696
		3697	cf::sync_job {
		3698	cf::incloader::init ();
		3699
		3700	cf::init_anim;
		3701	cf::init_attackmess;
		3702	cf::init_dynamic;
		3703
		3704	cf::load_settings;
		3705
		3706	reload_resources;
3184	reload_config;	3707	reload_config;
3185	db_init;	3708	db_init;
		3709
		3710	cf::init_uuid;
		3711	cf::init_signals;
		3712	cf::init_skills;
		3713
		3714	cf::init_beforeplay;
		3715
		3716	atomic;
		3717
3186	load_extensions;	3718	load_extensions;
3187		3719
3188	$TICK_WATCHER->start;	3720	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3721
		3722	# no (long-running) fork's whatsoever before this point(!)
		3723	use POSIX ();
		3724	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3725
		3726	cf::_post_init 0;
		3727	};
		3728
		3729	cf::object::thawer::errors_are_fatal 0;
		3730	info "parse errors in files are no longer fatal from this point on.\n";
		3731
		3732	my $free_main; $free_main = EV::idle sub {
		3733	undef $free_main;
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
		3737	goto &main_loop;
3190	}	3738	}
3191		3739
3192	#############################################################################	3740	#############################################################################
3193	# initialisation and cleanup	3741	# initialisation and cleanup
3194		3742
3195	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
3196	BEGIN {	3744	BEGIN {
		3745	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
3205	},
3206	);	3749	};
3207	}	3750	}
3208	}	3751	}
3209		3752
3210	sub write_runtime {	3753	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3754	my $t0 = AE::time;
3212		3755
3213	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
3215		3758
3216	IO::AIO::aio_utime $runtime, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3760
3218	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
3219		3762
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3764	or return;
3222		3765
3223	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3778	aio_utime $fh, undef, undef;
3236		3779
3237	close $fh	3780	close $fh
3238	or return;	3781	or return;
3239		3782
3240	aio_rename "$runtime~", $runtime	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3784	and return;
3242		3785
3243	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3787
3245	1	3788	1
		3789	}
		3790
		3791	our $uuid_lock;
		3792	our $uuid_skip;
		3793
		3794	sub write_uuid_sync($) {
		3795	$uuid_skip ||= $_[0];
		3796
		3797	return if $uuid_lock;
		3798	local $uuid_lock = 1;
		3799
		3800	my $uuid = "$LOCALDIR/uuid";
		3801
		3802	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3803	or return;
		3804
		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;
		3813	$uuid_skip = 0;
		3814
		3815	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3816	and return;
		3817
		3818	# always fsync - this file is important
		3819	aio_fsync $fh
		3820	and return;
		3821
		3822	close $fh
		3823	or return;
		3824
		3825	aio_rename "$uuid~", $uuid
		3826	and return;
		3827
		3828	trace "uuid file written ($value).\n";
		3829
		3830	1
		3831
		3832	}
		3833
		3834	sub write_uuid($$) {
		3835	my ($skip, $sync) = @_;
		3836
		3837	$sync ? write_uuid_sync $skip
		3838	: async { write_uuid_sync $skip };
3246	}	3839	}
3247		3840
3248	sub emergency_save() {	3841	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
3250		3843
3251	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;
3252		3850
3253	cf::sync_job {	3851	cf::sync_job {
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
3254	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3857	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3860	$pl->valid or next;
		3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3862	$pl->save;
3262	}	3863	}
3263	warn "end emergency player save\n";	3864	info "emergency_perl_save: end player save\n";
3264		3865
3265	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";
3266	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3871	$map->valid or next;
3269	$map->save;	3872	$map->save;
3270	}	3873	}
3271	warn "end emergency map save\n";	3874	info "emergency_perl_save: end map save\n";
3272		3875
3273	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";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
		3881
		3882	info "emergency_perl_save: begin write uuid\n";
		3883	write_uuid_sync 1;
		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 $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3904	};
3277		3905
3278	warn "leave emergency perl save\n";	3906	info "emergency_perl_save: leave\n";
3279	}	3907	}
3280		3908
3281	sub post_cleanup {	3909	sub post_cleanup {
3282	my ($make_core) = @_;	3910	my ($make_core) = @_;
3283		3911
		3912	IO::AIO::flush;
		3913
3284	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3915	if $make_core;
		3916
		3917	my $fh = pidfile;
		3918	unlink $PIDFILE if <$fh> == $$;
		3919	}
		3920
		3921	# a safer delete_package, copied from Symbol
		3922	sub clear_package($) {
		3923	my $pkg = shift;
		3924
		3925	# expand to full symbol table name if needed
		3926	unless ($pkg =~ /^main::.*::$/) {
		3927	$pkg = "main$pkg" if $pkg =~ /^::/;
		3928	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3929	$pkg .= '::' unless $pkg =~ /::$/;
		3930	}
		3931
		3932	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3933	my $stem_symtab = *{$stem}{HASH};
		3934
		3935	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3936	or return;
		3937
		3938	# clear all symbols
		3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3940	for my $name (keys %$leaf_symtab) {
		3941	_gv_clear *{"$pkg$name"};
		3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3943	}
3286	}	3944	}
3287		3945
3288	sub do_reload_perl() {	3946	sub do_reload_perl() {
3289	# can/must only be called in main	3947	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
3291	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
3292	return;	3950	return;
3293	}	3951	}
3294		3952
3295	warn "reloading...";	3953	return if $RELOAD++;
3296		3954
3297	warn "entering sync_job";	3955	my $t1 = AE::time;
3298		3956
		3957	while ($RELOAD) {
		3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
		3960
		3961	trace "perl_reload: entering sync_job";
		3962
3299	cf::sync_job {	3963	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3964	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3965
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3968	%EXT_CORO = ();
3328		3969
3329	warn "removing commands";	3970	trace "perl_reload: removing commands";
3330	%COMMAND = ();	3971	%COMMAND = ();
3331		3972
3332	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	3974	%EXTCMD = ();
3334	%EXTICMD = ();	3975	%EXTICMD = ();
3335		3976
3336	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
3339		3980
3340	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3982	eval {
3342	$cb->($pkg);	3983	$cb->($pkg);
3343	1	3984	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
		3986	}
		3987
		3988	trace "... clearing $pkg";
		3989	clear_package $pkg;
3345	}	3990	}
3346		3991
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3995
3355	warn "... unloading $k";	3996	trace "... unloading $k";
3356	delete $INC{$k};	3997	delete $INC{$k};
3357		3998
3358	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
3360		4001
3361	if (my $cb = $k->can ("unload_module")) {	4002	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4003	$cb->();
		4004	}
		4005
		4006	clear_package $k;
3363	}	4007	}
3364		4008
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4010	clear_package "safe::$_"
3370	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);
3371		4012
3372	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4016
3376	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4018	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
3379		4020
3380	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
3381		4022
3382	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
3383	require cf;	4024	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4025	cf::_connect_to_perl_1;
3385		4026
3386	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4028	cf::reload_config;
3388		4029
3389	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4031	cf::load_extensions;
3391		4032
		4033	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
		4040	}
3398		4041
3399	warn "leaving sync_job";	4042	cf::_post_init 1;
3400		4043
		4044	trace "perl_reload: leaving sync_job";
		4045
3401	1	4046	1
3402	} or do {	4047	} or do {
3403	warn $@;	4048	error $@;
3404	warn "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4050	};
		4051
		4052	--$RELOAD;
3406	};	4053	}
3407		4054
3408	warn "reloaded";	4055	$t1 = AE::time - $t1;
		4056	info "perl_reload: completed in ${t1}s\n";
3409	};	4057	};
3410		4058
3411	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3412		4060
3413	sub reload_perl() {	4061	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4062	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3416		4064
3417	$RELOAD_WATCHER ||= Event->timer (	4065	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4066	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4067
3420	data => WF_AUTOCANCEL,	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4069	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
3424	},	4071	};
3425	);	4072	};
3426	}	4073	}
3427		4074
3428	register_command "reload" => sub {	4075	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4076	my ($who, $arg) = @_;
3430		4077
3431	if ($who->flag (FLAG_WIZ)) {	4078	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4079	$who->message ("reloading server.");
		4080	async {
		4081	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4082	reload_perl;
		4083	};
3434	}	4084	}
3435	};	4085	};
3436		4086
3437	unshift @INC, $LIBDIR;	4087	#############################################################################
3438		4088
3439	my $bug_warning = 0;	4089	my $bug_warning = 0;
3440		4090
3441	our @WAIT_FOR_TICK;	4091	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	4092	our @WAIT_FOR_TICK_BEGIN;
3443		4093
3444	sub wait_for_tick {	4094	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	4095	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		4096
3448	my $signal = new Coro::Signal;	4097	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	4098	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	4099	$signal->wait;
3451	}	4100	}
3452		4101
3453	sub wait_for_tick_begin {	4102	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4103	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4104
3457	my $signal = new Coro::Signal;	4105	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4106	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4107	$signal->wait;
3460	}	4108	}
3461		4109
3462	our $stat_fh;	4110	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4111	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4112	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4113	unless ++$bug_warning > 10;
3475	return;	4114	return;
3476	}	4115	}
3477		4116
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3479
3480	$NOW = $tick_start = Event::time;
3481
3482	cf::server_tick; # one server iteration	4117	cf::server_tick; # one server iteration
3483		4118
3484	$RUNTIME += $TICK;	4119	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3485	$NEXT_TICK += $TICK;
3486		4120
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4121	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4122	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4123	Coro::async_pool {
		4124	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4125	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4126	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4127	};
		4128	}
3494		4129
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4130	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4131	$sig->send;
3500	}	4132	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4133	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4134	$sig->send;
3503	}	4135	}
3504		4136
3505	$NOW = Event::time;	4137	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4138	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4139
3516	_post_tick;	4140	if (0) {
3517		4141	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4142	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4143	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4144	debug "jitter $JITTER\n";#d#
		4145	}
3521	},	4146	}
3522	);	4147	}
3523		4148
3524	{	4149	{
		4150	# configure BDB
		4151
3525	BDB::min_parallel 8;	4152	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4153	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4154	$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4155
3551	unless ($DB_ENV) {	4156	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4157	$DB_ENV = BDB::db_env_create;
		4158	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4159	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4160	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4161	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4162	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4163
3554	cf::sync_job {	4164	cf::sync_job {
3555	eval {	4165	eval {
3556	BDB::db_env_open	4166	BDB::db_env_open
3557	$DB_ENV,	4167	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4169	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4170	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4171	0666;
3562		4172
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4173	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4174	};
3569		4175
3570	cf::cleanup "db_env_open(db): $@" if $@;	4176	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4177	};
3572	}	4178	}
3573		4179
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4180	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4181	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4182	};
3577	hard => 1,	4183	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4184	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4185	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4186	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4187	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4188	};
3594	}	4189	}
3595		4190
3596	{	4191	{
		4192	# configure IO::AIO
		4193
3597	IO::AIO::min_parallel 8;	4194	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4195	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4196	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4197	}
3610		4198
3611	my $_log_backtrace;	4199	our $_log_backtrace;
		4200	our $_log_backtrace_last;
3612		4201
3613	sub _log_backtrace {	4202	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4203	my ($msg, @addr) = @_;
3615		4204
3616	$msg =~ s/\n//;	4205	$msg =~ s/\n$//;
3617		4206
		4207	if ($_log_backtrace_last eq $msg) {
		4208	LOG llevInfo, "[ABT] $msg\n";
		4209	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4210	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4211	} elsif ($_log_backtrace < 2) {
		4212	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4213	++$_log_backtrace;
		4214	my $perl_bt = Carp::longmess $msg;
3621	async {	4215	async {
		4216	$Coro::current->{desc} = "abt $msg";
		4217
3622	my @bt = fork_call {	4218	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4219	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4220	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4221	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4222	or die "addr2line: $!";
…		…
3634	}	4230	}
3635		4231
3636	@funcs	4232	@funcs
3637	};	4233	};
3638		4234
3639	LOG llevInfo, "[ABT] $msg\n";	4235	LOG llevInfo, "[ABT] $perl_bt\n";
		4236	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4237	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4238	--$_log_backtrace;
3642	};	4239	};
3643	} else {	4240	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4241	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4242	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4243	}
3647	}	4244	}
3648		4245
3649	# load additional modules	4246	# load additional modules
3650	use cf::pod;	4247	require "cf/$_.pm" for @EXTRA_MODULES;
		4248	cf::_connect_to_perl_2;
3651		4249
3652	END { cf::emergency_save }	4250	END { cf::emergency_save }
3653		4251
3654	1	4252	1
3655		4253

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