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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.340 by root, Fri Aug 24 00:40:31 2007 UTC vs.
Revision 1.563 by root, Sat Apr 23 04:56:51 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 1.4 ();	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
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		132
87	our %CFG;	133	our %CFG;
88		134
89	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
91		138
92	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
95		142
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		145
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		155
103	binmode STDOUT;	156	binmode STDOUT;
104	binmode STDERR;	157	binmode STDERR;
105		158
106	# read virtual server time, if available	159	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
111	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
112		167
113	mkdir $_	168	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		170
116	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
117		172
118	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::"} };
119		189
120	#############################################################################	190	#############################################################################
121		191
122	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
123		193
…		…
159		229
160	The raw value load value from the last tick.	230	The raw value load value from the last tick.
161		231
162	=item %cf::CFG	232	=item %cf::CFG
163		233
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	235	from wherever your confdir points to.
166		236
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		238
169	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
170	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
171	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.
172		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
173	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
174		249
175	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
176	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
177	that call.	252	that call.
178		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
179	=back	260	=back
180		261
181	=cut	262	=cut
182		263
183	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	271	my $msg = join "", @_;
186		272
187	$msg .= "\n"	273	$msg .= "\n"
188	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
189		275
190	$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;
191		277
192	utf8::encode $msg;
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	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	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$Event::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$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;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		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
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	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
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
277	Lock names should begin with a unique identifier (for example, cf::map::find	459	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
279		461
280	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
281		463
282	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.
283		465
284	=cut	466	=cut
285		467
286	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
287		469
288	sub lock_wait($) {	470	sub lock_wait($) {
289	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	472	}
297		473
298	sub lock_acquire($) {	474	sub lock_acquire($) {
299	my ($key) = @_;	475	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	476	}
311		477
312	sub lock_active($) {	478	sub lock_active($) {
313	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	480	}
317		481
318	sub freeze_mainloop {	482	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
320		484
321	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	486	}
323	};	487
324	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
325	$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
326	}	501	}
327		502
328	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
329		504
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
333		512
334	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
335	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
336		515
337	Useful for short background jobs.	516	Useful for short background jobs.
338		517
339	=cut	518	=cut
340		519
341	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
343		523
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
346	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
347		530
348	while () {	531	while () {
349	next_job:	532	next_job:
		533
350	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	535
352	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	540	$job->[2]->send;
356	Coro::cede;	541	Coro::cede;
357	goto next_job;	542	goto next_job;
358	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	545	}
360	}	546	}
361		547
362	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	551	$signal->wait;
366	} else {	552	} else {
		553	$busy = 0;
367	Coro::schedule;	554	Coro::schedule;
368	}	555	}
369	}	556	}
370	};	557	};
371		558
372	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
373	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
374		563
375	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
376	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
377		567
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
391		581
392	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
393		583
394	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
395		585
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	589	acceptable.
400		590
401	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	596	=cut
407		597
408	sub sync_job(&) {	598	sub sync_job(&) {
409	my ($job) = @_;	599	my ($job) = @_;
410		600
411	if ($Coro::current == $Coro::main) {	601	if (in_main) {
412	my $time = Event::time;	602	my $time = AE::time;
413		603
414	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
416		606
417	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	608
419	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
420		610
421	my $busy = 1;	611	my $busy = 1;
422	my @res;	612	my @res;
423		613
424	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	616	@res = eval { $job->() };
426	warn $@ if $@;	617	error $@ if $@;
427	undef $busy;	618	undef $busy;
428	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
429		620
430	while ($busy) {	621	while ($busy) {
431	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
432	}	626	}
		627	}
433		628
434	$time = Event::time - $time;	629	my $time = AE::time - $time;
435		630
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
440		632
441	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
442	} else {	634	} else {
443	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
444		636
…		…
464	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
465		657
466	$coro	658	$coro
467	}	659	}
468		660
469	=item fork_call { }, $args	661	=item fork_call { }, @args
470		662
471	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
475		667
476	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
477		673
478	sub fork_call(&@) {	674	sub fork_call(&@) {
479	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
480		676
481	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
484		680
485	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
486	reset_signals;	682	cf::post_fork;
487	&$cb	683	&$cb
488	}, @args;	684	} @args;
489		685
490	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
491	}	725	}
492		726
493	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
494		728
495	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
498		732
499	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
502	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
503		762
504	our $DB;	763	our $DB;
505		764
506	sub db_init {	765	sub db_init {
507	unless ($DB) {	766	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	767	}
522		768
523	sub db_get($$) {	769	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
525		771
526	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
527	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
528		776
529	$! ? ()	777	$! ? ()
530	: $data	778	: $data
531	}
532	}	779	}
533		780
534	sub db_put($$$) {	781	sub db_put($$$) {
535	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		811
565	my @data;	812	my @data;
566	my $md5;	813	my $md5;
567		814
568	for (0 .. $#$src) {	815	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	817	}
572		818
573	# if processing is expensive, check	819	# if processing is expensive, check
574	# checksum first	820	# checksum first
575	if (1) {	821	if (1) {
576	$md5 =	822	$md5 =
577	join "\x00",	823	join "\x00",
578	$processversion,	824	$processversion,
579	map {	825	map {
580	Coro::cede;	826	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	828	} 0.. $#$src;
583		829
584		830
585	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		838
593	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	840	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
596		842
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		844
599	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
602		848
…		…
612		858
613	=cut	859	=cut
614		860
615	sub datalog($@) {	861	sub datalog($@) {
616	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	864	}
619		865
620	=back	866	=back
621		867
622	=cut	868	=cut
623		869
624	#############################################################################	870	#############################################################################
625		871
626	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
627		873
628	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
629	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")
630	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
631		877
632	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>
633	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
634	Crossfire TRT).	880	Deliantra).
635		881
636	=over 4	882	=over 4
637		883
638	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
639		885
…		…
683	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
684		930
685	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
687		933
688	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		936
691	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
692		938
693	=over 4	939	=over 4
…		…
817		1063
818	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1066
821	} elsif (ref $type) {	1067	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
823		1069
824	} else {	1070	} else {
825	shift @arg;	1071	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
827	}	1073	}
828	}	1074	}
829	}	1075	}
830		1076
831	sub _object_attach {	1077	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
842	}	1088	}
843		1089
844	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
845	} else {	1091	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1093	}
848		1094
849	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
850	}	1096	}
851		1097
…		…
910		1156
911	for (@$callbacks) {	1157	for (@$callbacks) {
912	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
913		1159
914	if ($@) {	1160	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1162	override;
918	}	1163	}
919		1164
920	return 1 if $override;	1165	return 1 if $override;
921	}	1166	}
922		1167
923	0	1168	0
924	}	1169	}
925		1170
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1172
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1174
930	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
931		1176
…		…
937		1182
938	=cut	1183	=cut
939		1184
940	#############################################################################	1185	#############################################################################
941	# object support	1186	# object support
942	#
943		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 $SLOW_MERGES;#d#
944	sub _can_merge {	1221	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
946		1223
947	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1225
951	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
952	}	1228	}
953		1229
954	sub reattach {	1230	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1232	my ($obj) = @_;
957		1233
		1234	# no longer needed after getting rid of delete_package?
958	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
959		1236
960	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
961		1238
962	@$registry = ();	1239	@$registry = ();
963		1240
…		…
968	for (@$attach) {	1245	for (@$attach) {
969	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
971	}	1248	}
972	} else {	1249	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1251	}
975	}	1252	}
976	}	1253	}
977		1254
978	cf::attachable->attach (	1255	cf::attachable->attach (
979	prio => -1000000,	1256	prio => -1000000,
980	on_instantiate => sub {	1257	on_instantiate => sub {
981	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
982		1259
983	$data = from_json $data;	1260	$data = decode_json $data;
984		1261
985	for (@$data) {	1262	for (@$data) {
986	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
987		1264
988	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1281	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1006		1283
1007	sync_job {	1284	sync_job {
1008	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1011		1290
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1298	aio_close $fh;
1017		1299
1018	if (@$objs) {	1300	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1309	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1311	}
1027	} else {	1312	} else {
1028	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1029	}	1314	}
1030		1315
1031	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1320	} else {
1033	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1034	}	1322	}
1035	} else {	1323	} else {
1036	aio_unlink $filename;	1324	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1038	}	1326	}
1039	}	1327	};
1040	}	1328	}
1041		1329
1042	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1044		1332
…		…
1056	or return;	1344	or return;
1057		1345
1058	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1348	or return;
		1349
1061	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1062	}	1352	}
1063		1353
		1354	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1066	return ($data, $av);	1359	($data, $av)
1067	}	1360	}
1068		1361
1069	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1070		1363
1071	=over 4	1364	=over 4
…		…
1125	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1126		1419
1127	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1128	}	1421	}
1129		1422
		1423	use File::Glob ();
		1424
1130	cf::player->attach (	1425	cf::player->attach (
1131	on_command => sub {	1426	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1133		1428
1134	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1135	or return;	1430	or return;
1136		1431
…		…
1159		1454
1160	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1456	if $reply;
1162		1457
1163	} else {	1458	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1460	}
1166		1461
1167	cf::override;	1462	cf::override;
1168	},	1463	},
1169	);	1464	);
1170		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
1171	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1172	cf::sync_job {	1482	cf::sync_job {
1173	my %todo;	1483	my %todo;
1174		1484
1175	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1486	next unless -r $path;
…		…
1194		1504
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1507
1198	$ext{source} =	1508	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1201	. $source	1511	. $source
1202	. "\n};\n1";	1512	. "\n};\n1";
1203		1513
1204	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1205	}	1515	}
1206		1516
		1517	my $pass = 0;
1207	my %done;	1518	my %done;
1208	while (%todo) {	1519	while (%todo) {
1209	my $progress;	1520	my $progress;
1210		1521
		1522	++$pass;
		1523
		1524	ext:
1211	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1527	next ext
1214	unless exists $done{$_};	1528	unless exists $done{$_};
1215	}	1529	}
1216		1530
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1532
1219	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1224	warn $msg;	1540
1225	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1542	delete $todo{$k};
1227	}	1543	} else {
1228		1544	$done{$k} = delete $todo{$k};
1229	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1230	}	1550	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1551	}
1236		1552
1237	skip:	1553	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	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	}
1240	}	1563	}
1241	};	1564	};
1242	}	1565	}
1243		1566
1244	#############################################################################	1567	#############################################################################
1245		1568
1246	=back	1569	=back
1247		1570
1248	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1249		1572
1250	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1251		1574
1252	=cut	1575	=cut
1253		1576
1254	package cf::player;	1577	package cf::player;
1255		1578
1256	use Coro::AIO;	1579	use Coro::AIO;
1257		1580
1258	=head3 cf::player	1581	=head3 cf::player
1259		1582
1260	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1261		1598
1262	=item cf::player::find $login	1599	=item cf::player::find $login
1263		1600
1264	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1265		1602
…		…
1284		1621
1285	sub exists($) {	1622	sub exists($) {
1286	my ($login) = @_;	1623	my ($login) = @_;
1287		1624
1288	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1290	}	1627	}
1291		1628
1292	sub find($) {	1629	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1631	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1642
1306	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1309	}	1652	}
1310	}	1653	}
1311	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1312		1668
1313	sub save($) {	1669	sub save($) {
1314	my ($pl) = @_;	1670	my ($pl) = @_;
1315		1671
1316	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1322		1678
1323	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1325		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];
		1686
1326	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1327	Coro::cede;	1688	cf::cede_to_tick;
1328	}	1689	}
1329		1690
1330	sub new($) {	1691	sub new($) {
1331	my ($login) = @_;	1692	my ($login) = @_;
1332		1693
…		…
1361	my ($pl) = @_;	1722	my ($pl) = @_;
1362		1723
1363	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1364		1725
1365	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1366	$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
1367		1728
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1371	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1372		1737
1373	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1410	or return [];	1775	or return [];
1411		1776
1412	my @logins;	1777	my @logins;
1413		1778
1414	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1418		1789
1419	utf8::decode $login;	1790	utf8::decode $login;
1420	push @logins, $login;	1791	push @logins, $login;
1421	}	1792	}
1422		1793
1423	\@logins	1794	\@logins
1424	}	1795	}
1425		1796
1426	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1427		1800
1428	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1429	player. May block.	1802	player. May block.
1430		1803
1431	=cut	1804	=cut
…		…
1449	}	1822	}
1450		1823
1451	\@paths	1824	\@paths
1452	}	1825	}
1453		1826
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1828
1456	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1830
1504	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1505		1832
1506	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1507		1834
…		…
1539		1866
1540	=cut	1867	=cut
1541		1868
1542	sub find_by_path($) {	1869	sub find_by_path($) {
1543	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1544		1873
1545	my ($match, $specificity);	1874	my ($match, $specificity);
1546		1875
1547	for my $region (list) {	1876	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1576		1905
1577	sub generate_random_map {	1906	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1580	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	1912	}
1594		1913
1595	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1596		1915
1597	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
…		…
1602		1921
1603	sub register {	1922	sub register {
1604	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	1924	my $pkg = caller;
1606		1925
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		1927
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	1929	}
1612		1930
1613	# also paths starting with '/'	1931	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		1933
1616	sub thawer_merge {	1934	sub thawer_merge {
1617	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1618		1936
1619	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1624	}	1942	}
1625		1943
1626	sub normalise {	1944	sub normalise {
1627	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1628		1946
1629	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1630		1948
1631	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1632		1950
1633	# map plan:	1951	# map plan:
1634	#	1952	#
…		…
1649	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	1968	$path = "$base/$path";
1651	}	1969	}
1652		1970
1653	for ($path) {	1971	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1657	}	1974	}
1658		1975
1659	$path	1976	$path
…		…
1673	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1674	return $self;	1991	return $self;
1675	}	1992	}
1676	}	1993	}
1677		1994
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	1996	()
1680	}	1997	}
1681		1998
		1999	# may re-bless or do other evil things
1682	sub init {	2000	sub init {
1683	my ($self) = @_;	2001	my ($self) = @_;
1684		2002
1685	$self	2003	$self
1686	}	2004	}
…		…
1705		2023
1706	# the temporary/swap location	2024	# the temporary/swap location
1707	sub save_path {	2025	sub save_path {
1708	my ($self) = @_;	2026	my ($self) = @_;
1709		2027
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1712	}	2030	}
1713		2031
1714	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1715	sub uniq_path {	2033	sub uniq_path {
1716	my ($self) = @_;	2034	my ($self) = @_;
1717		2035
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2038	}
1730		2039
1731	sub decay_objects {	2040	sub decay_objects {
1732	my ($self) = @_;	2041	my ($self) = @_;
1733		2042
…		…
1746		2055
1747	sub load_header_from($) {	2056	sub load_header_from($) {
1748	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1749		2058
1750	utf8::encode $path;	2059	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2061	or return;
		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
1756		2068
1757	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1758		2070
1759	1	2071	1
1760	}	2072	}
…		…
1812		2124
1813	sub find;	2125	sub find;
1814	sub find {	2126	sub find {
1815	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
1816		2128
		2129	cf::cede_to_tick;
		2130
1817	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1818		2132
		2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2135
1821	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
1824	or return;	2138	or return;
1825		2139
1826	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
1827		2141
…		…
1829	or return;	2143	or return;
1830		2144
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2145	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2146	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2147	#$cf::WAIT_FOR_TICK->wait;
		2148	undef $guard2;
		2149	undef $guard1;
1834	$map->reset;	2150	$map->reset;
1835	undef $guard;
1836	return find $path;	2151	return find $path;
1837	}	2152	}
1838		2153
1839	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1840	}	2155	}
1841	}	2156	}
1842		2157
1843	sub pre_load { }	2158	sub pre_load { }
1844	sub post_load { }	2159	#sub post_load { } # XS
1845		2160
1846	sub load {	2161	sub load {
1847	my ($self) = @_;	2162	my ($self) = @_;
1848		2163
1849	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
1850		2165
1851	my $path = $self->{path};	2166	my $path = $self->{path};
1852		2167
1853	{	2168	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2169	my $guard = cf::lock_acquire "map_data:$path";
1855		2170
		2171	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2172	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2173
1858	$self->in_memory (cf::MAP_LOADING);	2174	$self->in_memory (cf::MAP_LOADING);
1859		2175
1860	$self->alloc;	2176	$self->alloc;
1861		2177
1862	$self->pre_load;	2178	$self->pre_load;
1863	Coro::cede;	2179	cf::cede_to_tick;
1864		2180
1865	$self->_load_objects ($self->{load_path}, 1)	2181	if (exists $self->{load_path}) {
		2182	my $f = new_from_file cf::object::thawer $self->{load_path};
		2183	$f->skip_block;
		2184	$self->_load_objects ($f)
1866	or return;	2185	or return;
1867		2186
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2187	$self->post_load_original
1869	if delete $self->{load_original};	2188	if delete $self->{load_original};
1870		2189
1871	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2191	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2192	unless (aio_stat $uniq) {
		2193	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2194	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2195	$self->_load_objects ($f);
		2196	$f->resolve_delayed_derefs;
		2197	}
		2198	}
1876	}	2199	}
1877	}
1878		2200
1879	Coro::cede;	2201	$f->resolve_delayed_derefs;
		2202	}
		2203
		2204	cf::cede_to_tick;
1880	# now do the right thing for maps	2205	# now do the right thing for maps
1881	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2208	unless $self->difficulty;
1884	Coro::cede;	2209	cf::cede_to_tick;
1885		2210
1886	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2212	$self->decay_objects;
1888	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
1889	$self->update_buttons;	2214	$self->update_buttons;
1890	Coro::cede;	2215	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2216	$self->activate;
1894	}	2217	}
1895		2218
1896	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
1898		2221
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2222	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2223	}
1901		2224
1902	$self->post_load;	2225	$self->post_load;
1903	}
1904		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2233	sub customise_for {
1906	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
1907		2235
1908	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2237	if $self->per_player;
…		…
1925	or next;	2253	or next;
1926	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
1927	or next;	2255	or next;
1928	$neigh->load;	2256	$neigh->load;
1929		2257
		2258	# now find the diagonal neighbours
1930	push @neigh,	2259	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}	2262	}
1934		2263
…		…
1941	}	2270	}
1942		2271
1943	sub find_sync {	2272	sub find_sync {
1944	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
1945		2274
1946	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
1947	}	2279	}
1948		2280
1949	sub do_load_sync {	2281	sub do_load_sync {
1950	my ($map) = @_;	2282	my ($map) = @_;
1951		2283
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2285	if $Coro::current == $Coro::main;
1954		2286
1955	cf::sync_job { $map->load };	2287	$map->load;
1956	}	2288	}
1957		2289
1958	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
1960		2292
…		…
1962	my ($path, $origin, $load) = @_;	2294	my ($path, $origin, $load) = @_;
1963		2295
1964	$path = normalise $path, $origin && $origin->{path};	2296	$path = normalise $path, $origin && $origin->{path};
1965		2297
1966	if (my $map = $cf::MAP{$path}) {	2298	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2299	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2300	}
1969		2301
1970	$MAP_PREFETCH{$path} |= $load;	2302	$MAP_PREFETCH{$path} |= $load;
1971		2303
1972	$MAP_PREFETCHER ||= cf::async {	2304	$MAP_PREFETCHER ||= cf::async {
		2305	$Coro::current->{desc} = "map prefetcher";
		2306
1973	while (%MAP_PREFETCH) {	2307	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2308	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2309	if (my $map = find $k) {
1976	$map->load if $v;	2310	$map->load if $v;
1977	}	2311	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
1985		2319
1986	()	2320	()
1987	}	2321	}
1988		2322
		2323	# common code, used by both ->save and ->swapout
1989	sub save {	2324	sub _save {
1990	my ($self) = @_;	2325	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2326
1994	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1995		2328
1996	return unless $self->dirty;	2329	return unless $self->dirty;
1997		2330
…		…
2003	return if $self->{deny_save};	2336	return if $self->{deny_save};
2004		2337
2005	local $self->{last_access} = $self->last_access;#d#	2338	local $self->{last_access} = $self->last_access;#d#
2006		2339
2007	cf::async {	2340	cf::async {
		2341	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2342	$_->contr->save for $self->players;
2009	};	2343	};
		2344
		2345	cf::get_slot 0.02;
2010		2346
2011	if ($uniq) {	2347	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2348	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2349	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2350	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2352	}
2017	}	2353	}
2018		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2019	sub swap_out {	2363	sub swap_out {
2020	my ($self) = @_;	2364	my ($self) = @_;
2021		2365
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2367
		2368	return if $self->in_memory != cf::MAP_ACTIVE;
		2369	return if $self->{deny_save};
2027	return if $self->players;	2370	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
		2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
2031	$self->clear;	2381	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2382	}
2034		2383
2035	sub reset_at {	2384	sub reset_at {
2036	my ($self) = @_;	2385	my ($self) = @_;
2037		2386
…		…
2055		2404
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2406
2058	return if $self->players;	2407	return if $self->players;
2059		2408
2060	warn "resetting map ", $self->path;	2409	cf::trace "resetting map ", $self->path, "\n";
2061		2410
2062	$self->in_memory (cf::MAP_SWAPPED);	2411	$self->in_memory (cf::MAP_SWAPPED);
2063		2412
2064	# need to save uniques path	2413	# need to save uniques path
2065	unless ($self->{deny_save}) {	2414	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2418	if $uniq;
2070	}	2419	}
2071		2420
2072	delete $cf::MAP{$self->path};	2421	delete $cf::MAP{$self->path};
2073		2422
		2423	$self->deactivate;
		2424	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2425	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2426
2078	$self->unlink_save;	2427	$self->unlink_save;
2079	$self->destroy;	2428	$self->destroy;
2080	}	2429	}
2081		2430
2082	my $nuke_counter = "aaaa";	2431	my $nuke_counter = "aaaa";
2083		2432
2084	sub nuke {	2433	sub nuke {
2085	my ($self) = @_;	2434	my ($self) = @_;
2086		2435
		2436	{
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
2087	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2088		2440
2089	$self->unlink_save;	2441	$self->unlink_save;
2090		2442
2091	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2448
2097	$cf::MAP{$self->path} = $self;	2449	$cf::MAP{$self->path} = $self;
		2450	}
2098		2451
2099	$self->reset; # polite request, might not happen	2452	$self->reset; # polite request, might not happen
2100	}	2453	}
2101		2454
2102	=item $maps = cf::map::tmp_maps	2455	=item $maps = cf::map::tmp_maps
…		…
2144		2497
2145	sub unique_maps() {	2498	sub unique_maps() {
2146	[	2499	[
2147	map {	2500	map {
2148	utf8::decode $_;	2501	utf8::decode $_;
2149	/\.map$/	2502	s/\.map$//; # TODO future compatibility hack
		2503	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2504	? ()
2150	? normalise $_	2505	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2507	]
2154	}	2508	}
2155		2509
2156	package cf;	2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
2157		2541
2158	=back	2542	=back
2159		2543
2160	=head3 cf::object	2544	=head3 cf::object
2161		2545
…		…
2165		2549
2166	=over 4	2550	=over 4
2167		2551
2168	=item $ob->inv_recursive	2552	=item $ob->inv_recursive
2169		2553
2170	Returns the inventory of the object _and_ their inventories, recursively.	2554	Returns the inventory of the object I<and> their inventories, recursively,
		2555	but I<not> the object itself.
2171		2556
2172	=cut	2557	=cut
2173		2558
2174	sub inv_recursive_;	2559	sub inv_recursive_;
2175	sub inv_recursive_ {	2560	sub inv_recursive_ {
…		…
2178		2563
2179	sub inv_recursive {	2564	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2565	inv_recursive_ inv $_[0]
2181	}	2566	}
2182		2567
		2568	=item $ref = $ob->ref
		2569
		2570	Creates and returns a persistent reference to an object that can be stored as a string.
		2571
		2572	=item $ob = cf::object::deref ($refstring)
		2573
		2574	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2575	even if the object actually exists. May block.
		2576
		2577	=cut
		2578
		2579	sub deref {
		2580	my ($ref) = @_;
		2581
		2582	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2583	my ($uuid, $name) = ($1, $2);
		2584	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2585	or return;
		2586	$pl->ob->uuid eq $uuid
		2587	or return;
		2588
		2589	$pl->ob
		2590	} else {
		2591	warn "$ref: cannot resolve object reference\n";
		2592	undef
		2593	}
		2594	}
		2595
2183	package cf;	2596	package cf;
2184		2597
2185	=back	2598	=back
2186		2599
2187	=head3 cf::object::player	2600	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2606	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2607	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2608	dialogue with the given NPC character.
2196		2609
2197	=cut	2610	=cut
		2611
		2612	our $SAY_CHANNEL = {
		2613	id => "say",
		2614	title => "Map",
		2615	reply => "say ",
		2616	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2617	};
		2618
		2619	our $CHAT_CHANNEL = {
		2620	id => "chat",
		2621	title => "Chat",
		2622	reply => "chat ",
		2623	tooltip => "Player chat and shouts, global to the server.",
		2624	};
2198		2625
2199	# rough implementation of a future "reply" method that works	2626	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2627	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2628	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2629	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2641	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2642	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2643
2217	} else {	2644	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2645	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2646	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2647	}
2221	}	2648	}
2222	}	2649	}
2223		2650
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2651	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2676
2250	=item $player_object->enter_link	2677	=item $player_object->enter_link
2251		2678
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2680
2254	The player should be reasonably safe there for short amounts of time. You	2681	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2683	though, as the player cannot control the character while it is on the link
		2684	map.
2256		2685
2257	Will never block.	2686	Will never block.
2258		2687
2259	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
2260		2689
…		…
2280	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2710	my ($self) = @_;
2282		2711
2283	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2284		2713
		2714	++$self->{_link_recursion};
		2715
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2717
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2289		2720
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2722	}
2292		2723
2293	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2295		2726
…		…
2312	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2314		2745
2315	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2318		2749
2319	$map->load;	2750	$map->load;
2320	$map->load_neighbours;	2751	$map->load_neighbours;
2321		2752
2322	return unless $self->contr->active;	2753	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2754
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2327	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2328		2762
		2763	}
		2764
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2766
2331	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2771	be called at the end of this process.
2336		2772
		2773	Note that $check will be called with a potentially non-loaded map, so if
		2774	it needs a loaded map it has to call C<< ->load >>.
		2775
2337	=cut	2776	=cut
2338		2777
2339	our $GOTOGEN;	2778	our $GOTOGEN;
2340		2779
2341	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
		2788
2344	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2791
2347	$self->enter_link;	2792	$self->enter_link;
2348		2793
2349	(async {	2794	(async {
		2795	$Coro::current->{desc} = "player::goto $path $x $y";
		2796
		2797	# *tag paths override both path and x|y
		2798	if ($path =~ /^\*(.*)$/) {
		2799	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2800	my $ob = $obs[rand @obs];
		2801
		2802	# see if we actually can go there
		2803	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2804	$ob = $obs[rand @obs];
		2805	} else {
		2806	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2807	}
		2808	# else put us there anyways for now #d#
		2809
		2810	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2811	} else {
		2812	($path, $x, $y) = (undef, undef, undef);
		2813	}
		2814	}
		2815
2350	my $map = eval {	2816	my $map = eval {
2351	my $map = cf::map::find $path;	2817	my $map = defined $path ? cf::map::find $path : undef;
2352		2818
2353	if ($map) {	2819	if ($map) {
2354	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2822	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2824	}
2359		2825
2360	$map	2826	$map
2361	};	2827	};
2362		2828
…		…
2368	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2371	}	2837	}
2372		2838
2373	$done->() if $done;	2839	$done->($self) if $done;
2374	})->prio (1);	2840	})->prio (1);
2375	}	2841	}
2376		2842
2377	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2378		2844
…		…
2398	}	2864	}
2399		2865
2400	sub prepare_random_map {	2866	sub prepare_random_map {
2401	my ($exit) = @_;	2867	my ($exit) = @_;
2402		2868
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2869	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2870	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2871	# that depends on the exit object
2408		2872
2409	my $rmp = parse_random_map_params $exit->msg;	2873	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2875	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2876	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2877	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2878	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2879	$rmp->{origin_y} = $exit->y;
		2880
		2881	$exit->map->touch;
2416	}	2882	}
2417		2883
2418	$rmp->{random_seed} ||= $exit->random_seed;	2884	$rmp->{random_seed} ||= $exit->random_seed;
2419		2885
2420	my $data = cf::to_json $rmp;	2886	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2887	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2888	my $meta = "$RANDOMDIR/$md5.meta";
2423		2889
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2891	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2892	undef $fh;
2427	aio_rename "$meta~", $meta;	2893	aio_rename "$meta~", $meta;
2428		2894
		2895	my $slaying = "?random/$md5";
		2896
		2897	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2898	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2899	$exit->msg (undef);
		2900	}
2431	}	2901	}
2432	}	2902	}
2433		2903
2434	sub cf::object::player::enter_exit {	2904	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2905	my ($self, $exit) = @_;
2436		2906
2437	return unless $self->type == cf::PLAYER;	2907	return unless $self->type == cf::PLAYER;
2438		2908
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2909	$self->enter_link;
2451		2910
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2911	(async {
2457	$self->deactivate_recursive; # just to be sure	2912	$Coro::current->{desc} = "enter_exit";
		2913
2458	unless (eval {	2914	unless (eval {
		2915	$self->deactivate_recursive; # just to be sure
		2916
		2917	# random map handling
		2918	{
		2919	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2920
		2921	prepare_random_map $exit
		2922	if $exit->slaying eq "/!";
		2923	}
		2924
		2925	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2926	my $x = $exit->stats->hp;
		2927	my $y = $exit->stats->sp;
		2928
2459	$self->goto ($slaying, $hp, $sp);	2929	$self->goto ($map, $x, $y);
2460		2930
		2931	# if exit is damned, update players death & WoR home-position
		2932	$self->contr->savebed ($map, $x, $y)
		2933	if $exit->flag (cf::FLAG_DAMNED);
		2934
2461	1;	2935	1
2462	}) {	2936	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2941
2468	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	2943	$self->leave_link;
2470	}	2944	}
2471	})->prio (1);	2945	})->prio (1);
2472	}	2946	}
2473		2947
…		…
2485	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2487		2961
2488	utf8::encode $text;	2962	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2490	}	2989	}
2491		2990
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2992
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2995	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2996	the message unless the client supports the msg packet.
2498		2997
2499	=cut	2998	=cut
2500		2999
		3000	# non-persistent channels (usually the info channel)
		3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
		3008	"c/identify" => {
		3009	id => "infobox",
		3010	title => "Identify",
		3011	reply => undef,
		3012	tooltip => "Items recently identified",
		3013	},
		3014	"c/examine" => {
		3015	id => "infobox",
		3016	title => "Examine",
		3017	reply => undef,
		3018	tooltip => "Signs and other items you examined",
		3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
		3025	},
		3026	"c/book" => {
		3027	id => "infobox",
		3028	title => "Book",
		3029	reply => undef,
		3030	tooltip => "The contents of a note or book",
		3031	},
		3032	"c/lookat" => {
		3033	id => "infobox",
		3034	title => "Look",
		3035	reply => undef,
		3036	tooltip => "What you saw there",
		3037	},
		3038	"c/who" => {
		3039	id => "infobox",
		3040	title => "Players",
		3041	reply => undef,
		3042	tooltip => "Shows players who are currently online",
		3043	},
		3044	"c/body" => {
		3045	id => "infobox",
		3046	title => "Body Parts",
		3047	reply => undef,
		3048	tooltip => "Shows which body parts you posess and are available",
		3049	},
		3050	"c/statistics" => {
		3051	id => "infobox",
		3052	title => "Statistics",
		3053	reply => undef,
		3054	tooltip => "Shows your primary statistics",
		3055	},
		3056	"c/skills" => {
		3057	id => "infobox",
		3058	title => "Skills",
		3059	reply => undef,
		3060	tooltip => "Shows your experience per skill and item power",
		3061	},
		3062	"c/shopitems" => {
		3063	id => "infobox",
		3064	title => "Shop Items",
		3065	reply => undef,
		3066	tooltip => "Shows the items currently for sale in this shop",
		3067	},
		3068	"c/resistances" => {
		3069	id => "infobox",
		3070	title => "Resistances",
		3071	reply => undef,
		3072	tooltip => "Shows your resistances",
		3073	},
		3074	"c/pets" => {
		3075	id => "infobox",
		3076	title => "Pets",
		3077	reply => undef,
		3078	tooltip => "Shows information abotu your pets/a specific pet",
		3079	},
		3080	"c/perceiveself" => {
		3081	id => "infobox",
		3082	title => "Perceive Self",
		3083	reply => undef,
		3084	tooltip => "You gained detailed knowledge about yourself",
		3085	},
		3086	"c/uptime" => {
		3087	id => "infobox",
		3088	title => "Uptime",
		3089	reply => undef,
		3090	tooltip => "How long the server has been running since last restart",
		3091	},
		3092	"c/mapinfo" => {
		3093	id => "infobox",
		3094	title => "Map Info",
		3095	reply => undef,
		3096	tooltip => "Information related to the maps",
		3097	},
		3098	"c/party" => {
		3099	id => "party",
		3100	title => "Party",
		3101	reply => "gsay ",
		3102	tooltip => "Messages and chat related to your party",
		3103	},
		3104	"c/death" => {
		3105	id => "death",
		3106	title => "Death",
		3107	reply => undef,
		3108	tooltip => "Reason for and more info about your most recent death",
		3109	},
		3110	"c/say" => $SAY_CHANNEL,
		3111	"c/chat" => $CHAT_CHANNEL,
		3112	);
		3113
2501	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3116
2504	$msg = $self->pl->expand_cfpod ($msg);	3117	$msg = $self->pl->expand_cfpod ($msg)
		3118	unless $color & cf::NDI_VERBATIM;
2505		3119
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3120	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3121
		3122	# check predefined channels, for the benefit of C
		3123	if ($CHANNEL{$channel}) {
		3124	$channel = $CHANNEL{$channel};
		3125
		3126	$self->ext_msg (channel_info => $channel);
		3127	$channel = $channel->{id};
		3128
2508	if (ref $channel) {	3129	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3133	$self->ext_msg (channel_info => $channel);
2513	}	3134	}
…		…
2515	$channel = $channel->{id};	3136	$channel = $channel->{id};
2516	}	3137	}
2517		3138
2518	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2519		3140
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3141	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2524		3144
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3145	my $pkt = "msg "
		3146	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3148	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3149
2539	$color &= cf::NDI_COLOR_MASK;	3150	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3151	}
2553		3152
2554	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2555		3154
2556	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2558	=cut	3157	=cut
2559		3158
2560	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2562		3161
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3162	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3167	}
2571	}	3168	}
2572		3169
2573	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2574		3171
…		…
2578		3175
2579	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2581		3178
2582	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	3182	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3185	}
2589	}	3186	}
2590		3187
2591	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2592		3189
…		…
2663		3260
2664	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
2665	if $reply;	3262	if $reply;
2666		3263
2667	} else {	3264	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3266	}
2670		3267
2671	cf::override;	3268	cf::override;
2672	},	3269	},
2673	);	3270	);
…		…
2693		3290
2694	$coro	3291	$coro
2695	}	3292	}
2696		3293
2697	cf::client->attach (	3294	cf::client->attach (
2698	on_destroy => sub {	3295	on_client_destroy => sub {
2699	my ($ns) = @_;	3296	my ($ns) = @_;
2700		3297
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3299	},
2703	);	3300	);
…		…
2719	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
2720		3317
2721	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
2722		3319
2723	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
2726	sort time	3323	sort time
2727	));	3324	));
2728		3325
2729	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
2731	=pod	3328	=pod
2732		3329
2733	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
2734		3331
2735	cf::object	3332	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3333	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3334	insert remove name archname title slaying race decrease split
		3335	value
2738		3336
2739	cf::object::player	3337	cf::object::player
2740	player	3338	player
2741		3339
2742	cf::player	3340	cf::player
…		…
2747		3345
2748	=cut	3346	=cut
2749		3347
2750	for (	3348	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3350	insert remove inv nrof name archname title slaying race
		3351	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
2756	) {	3355	) {
2757	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2760	for @funs;	3358	for @funs;
2761	}	3359	}
2762		3360
…		…
2777		3375
2778	my $qcode = $code;	3376	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
2781		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
2782	local $_;	3383	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3384
2785	my $eval =	3385	my $eval =
2786	"do {\n"	3386	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3389	. $code
2790	. "\n}"	3390	. "\n}"
2791	;	3391	;
2792		3392
		3393	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
2796		3402
2797	if ($@) {	3403	if ($@) {
2798	warn "$@";	3404	warn "$@",
2799	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
2801	}	3407	}
2802		3408
2803	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
2804	}	3410	}
2805		3411
…		…
2819	=cut	3425	=cut
2820		3426
2821	sub register_script_function {	3427	sub register_script_function {
2822	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
2823		3429
2824	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
2826	}	3432	}
2827		3433
2828	=back	3434	=back
2829		3435
2830	=cut	3436	=cut
…		…
2833	# the server's init and main functions	3439	# the server's init and main functions
2834		3440
2835	sub load_facedata($) {	3441	sub load_facedata($) {
2836	my ($path) = @_;	3442	my ($path) = @_;
2837		3443
		3444	# HACK to clear player env face cache, we need some signal framework
		3445	# for this (global event?)
		3446	%ext::player_env::MUSIC_FACE_CACHE = ();
		3447
2838	my $enc = JSON::XS->new->utf8->canonical;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3449
2840	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
2841		3451
2842	my $facedata;	3452	my $facedata = decode_storable load_file $path;
2843	0 < aio_load $path, $facedata
2844	or die "$path: $!";
2845
2846	$facedata = Coro::Storable::thaw $facedata;
2847		3453
2848	$facedata->{version} == 2	3454	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3456
2851	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2852	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,	3460	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
2855	};	3463	};
2856	cf::cede_to_tick;	3464	cf::cede_to_tick;
2857		3465
2858	{	3466	{
2859	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
2860		3468
2861	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3471
2863	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2867		3477
2868	cf::cede_to_tick;	3478	cf::cede_to_tick;
2869	}	3479	}
2870		3480
2871	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3482	next unless $info->{smooth};
		3483
2873	my $idx = cf::face::find $face	3484	my $idx = cf::face::find $face
2874	or next;	3485	or next;
		3486
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3490	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3492	}
2881		3493
2882	cf::cede_to_tick;	3494	cf::cede_to_tick;
2883	}	3495	}
2884	}	3496	}
…		…
2893		3505
2894	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
2895	}	3507	}
2896		3508
2897	{	3509	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
2901		3511
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
		3513	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3515
2908	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2909	# prepend meta info	3517	cf::face::set_type $idx, $info->{type};
2910
2911	my $meta = $enc->encode ({
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3518	} else {
2918	$data = $info->{data};	3519	$RESOURCE{$name} = $info; # unused
2919	}	3520	}
2920		3521
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3522	cf::cede_to_tick;
2925	}	3523	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3524	}
		3525
		3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3527
2946	1	3528	1
2947	}	3529	}
2948		3530
2949	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3535	$ns->fx_want ($k, $v);
2954	}	3536	}
2955	};	3537	};
2956		3538
		3539	sub load_resource_file($) {
		3540	my $guard = lock_acquire "load_resource_file";
		3541
		3542	my $status = load_resource_file_ $_[0];
		3543	get_slot 0.1, 100;
		3544	cf::arch::commit_load;
		3545
		3546	$status
		3547	}
		3548
2957	sub reload_regions {	3549	sub reload_regions {
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
2958	load_resource_file "$MAPDIR/regions"	3554	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3555	or die "unable to load regions file\n";
2960		3556
2961	for (cf::region::list) {	3557	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3558	$_->{match} = qr/$_->{match}/
…		…
2970	}	3566	}
2971		3567
2972	sub reload_archetypes {	3568	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3569	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3570	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3571	}
2981		3572
2982	sub reload_treasures {	3573	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
2985	}	3576	}
2986		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
2987	sub reload_resources {	3598	sub reload_resources {
2988	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
2989		3600
		3601	reload_exp_table;
		3602	reload_materials;
		3603	reload_facedata;
		3604	reload_sound;
		3605	reload_archetypes;
2990	reload_regions;	3606	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3607	reload_treasures;
2995		3608
2996	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
2997	}	3610	}
2998		3611
2999	sub init {	3612	sub reload_config {
3000	reload_resources;	3613	trace "reloading config file...\n";
3001	}
3002		3614
3003	sub cfg_load {	3615	my $config = load_file "$CONFDIR/config";
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3616	utf8::decode $config;
3005	or return;	3617	*CFG = decode_yaml $config;
3006		3618
3007	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;
3009
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3620
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3014		3623
3015	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3019	};	3628	};
3020	warn $@ if $@;	3629	warn $@ if $@;
3021	}	3630	}
3022	}	3631	}
3023		3632
		3633	sub pidfile() {
		3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3635	or die "$PIDFILE: $!";
		3636	flock $fh, &Fcntl::LOCK_EX
		3637	or die "$PIDFILE: flock: $!";
		3638	$fh
		3639	}
		3640
		3641	# make sure only one server instance is running at any one time
		3642	sub atomic {
		3643	my $fh = pidfile;
		3644
		3645	my $pid = <$fh>;
		3646	kill 9, $pid if $pid > 0;
		3647
		3648	seek $fh, 0, 0;
		3649	print $fh $$;
		3650	}
		3651
		3652	sub main_loop {
		3653	trace "EV::loop starting\n";
		3654	if (1) {
		3655	EV::loop;
		3656	}
		3657	trace "EV::loop returned\n";
		3658	goto &main_loop unless $REALLY_UNLOOP;
		3659	}
		3660
3024	sub main {	3661	sub main {
		3662	cf::init_globals; # initialise logging
		3663
		3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3668
		3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3670
3025	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3673	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3674	(async {
3029	Event::one_event;	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3676	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3031	};	3678	};
3032		3679
3033	cfg_load;	3680	evthread_start IO::AIO::poll_fileno;
		3681
		3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
		3691	reload_resources;
		3692	reload_config;
3034	db_init;	3693	db_init;
		3694
		3695	cf::init_uuid;
		3696	cf::init_signals;
		3697	cf::init_skills;
		3698
		3699	cf::init_beforeplay;
		3700
		3701	atomic;
		3702
3035	load_extensions;	3703	load_extensions;
3036		3704
3037	$TICK_WATCHER->start;	3705	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3706
		3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
		3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3710
		3711	cf::_post_init 0;
		3712	};
		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
		3722	goto &main_loop;
3039	}	3723	}
3040		3724
3041	#############################################################################	3725	#############################################################################
3042	# initialisation and cleanup	3726	# initialisation and cleanup
3043		3727
3044	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3045	BEGIN {	3729	BEGIN {
		3730	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3054	},
3055	);	3734	};
3056	}	3735	}
3057	}	3736	}
3058		3737
3059	sub write_runtime {	3738	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3739	my $t0 = AE::time;
3061		3740
3062	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3064		3743
3065	IO::AIO::aio_utime $runtime, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3745
3067	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3068		3747
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3749	or return;
3071		3750
3072	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3763	aio_utime $fh, undef, undef;
3085		3764
3086	close $fh	3765	close $fh
3087	or return;	3766	or return;
3088		3767
3089	aio_rename "$runtime~", $runtime	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3769	and return;
3091		3770
3092	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3772
3094	1	3773	1
		3774	}
		3775
		3776	our $uuid_lock;
		3777	our $uuid_skip;
		3778
		3779	sub write_uuid_sync($) {
		3780	$uuid_skip ||= $_[0];
		3781
		3782	return if $uuid_lock;
		3783	local $uuid_lock = 1;
		3784
		3785	my $uuid = "$LOCALDIR/uuid";
		3786
		3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3788	or return;
		3789
		3790	my $value = uuid_seq uuid_cur;
		3791
		3792	unless ($value) {
		3793	info "cowardly refusing to write zero uuid value!\n";
		3794	return;
		3795	}
		3796
		3797	my $value = uuid_str $value + $uuid_skip;
		3798	$uuid_skip = 0;
		3799
		3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3801	and return;
		3802
		3803	# always fsync - this file is important
		3804	aio_fsync $fh
		3805	and return;
		3806
		3807	close $fh
		3808	or return;
		3809
		3810	aio_rename "$uuid~", $uuid
		3811	and return;
		3812
		3813	trace "uuid file written ($value).\n";
		3814
		3815	1
		3816
		3817	}
		3818
		3819	sub write_uuid($$) {
		3820	my ($skip, $sync) = @_;
		3821
		3822	$sync ? write_uuid_sync $skip
		3823	: async { write_uuid_sync $skip };
3095	}	3824	}
3096		3825
3097	sub emergency_save() {	3826	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3099		3828
3100	warn "enter emergency perl save\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3101		3835
3102	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3103	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3845	$pl->valid or next;
		3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3847	$pl->save;
3111	}	3848	}
3112	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3113		3850
3114	warn "begin emergency map save\n";	3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	info "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3856	$map->valid or next;
3118	$map->save;	3857	$map->save;
3119	}	3858	}
3120	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3121		3860
3122	warn "begin emergency database checkpoint\n";	3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
		3863	info "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
		3866
		3867	info "emergency_perl_save: begin write uuid\n";
		3868	write_uuid_sync 1;
		3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3125	};	3889	};
3126		3890
3127	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3128	}	3892	}
3129		3893
3130	sub post_cleanup {	3894	sub post_cleanup {
3131	my ($make_core) = @_;	3895	my ($make_core) = @_;
3132		3896
		3897	IO::AIO::flush;
		3898
3133	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3900	if $make_core;
		3901
		3902	my $fh = pidfile;
		3903	unlink $PIDFILE if <$fh> == $$;
		3904	}
		3905
		3906	# a safer delete_package, copied from Symbol
		3907	sub clear_package($) {
		3908	my $pkg = shift;
		3909
		3910	# expand to full symbol table name if needed
		3911	unless ($pkg =~ /^main::.*::$/) {
		3912	$pkg = "main$pkg" if $pkg =~ /^::/;
		3913	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3914	$pkg .= '::' unless $pkg =~ /::$/;
		3915	}
		3916
		3917	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3918	my $stem_symtab = *{$stem}{HASH};
		3919
		3920	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3921	or return;
		3922
		3923	# clear all symbols
		3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3925	for my $name (keys %$leaf_symtab) {
		3926	_gv_clear *{"$pkg$name"};
		3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3928	}
3135	}	3929	}
3136		3930
3137	sub do_reload_perl() {	3931	sub do_reload_perl() {
3138	# can/must only be called in main	3932	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3140	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3141	return;	3935	return;
3142	}	3936	}
3143		3937
3144	warn "reloading...";	3938	return if $RELOAD++;
3145		3939
3146	warn "entering sync_job";	3940	my $t1 = AE::time;
3147		3941
		3942	while ($RELOAD) {
		3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
		3945
		3946	trace "perl_reload: entering sync_job";
		3947
3148	cf::sync_job {	3948	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark
3150	cf::emergency_save;	3949	#cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark
3152		3950
3153	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;
3155
3156	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();	3953	%EXT_CORO = ();
3177		3954
3178	warn "removing commands";	3955	trace "perl_reload: removing commands";
3179	%COMMAND = ();	3956	%COMMAND = ();
3180		3957
3181	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3182	%EXTCMD = ();	3959	%EXTCMD = ();
3183	%EXTICMD = ();	3960	%EXTICMD = ();
3184		3961
3185	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3188		3965
3189	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3190	eval {	3967	eval {
3191	$cb->($pkg);	3968	$cb->($pkg);
3192	1	3969	1
3193	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
		3971	}
		3972
		3973	trace "... clearing $pkg";
		3974	clear_package $pkg;
3194	}	3975	}
3195		3976
3196	warn "... nuking $pkg";
3197	Symbol::delete_package $pkg;
3198	}
3199
3200	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3201	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3980
3204	warn "... unloading $k";	3981	trace "... unloading $k";
3205	delete $INC{$k};	3982	delete $INC{$k};
3206		3983
3207	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3209		3986
3210	if (my $cb = $k->can ("unload_module")) {	3987	if (my $cb = $k->can ("unload_module")) {
3211	$cb->();	3988	$cb->();
		3989	}
		3990
		3991	clear_package $k;
3212	}	3992	}
3213		3993
3214	Symbol::delete_package $k;
3215	}
3216
3217	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3995	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3997
3221	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		4001
3225	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3226	# and global variables created in xs	4003	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3228		4005
3229	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3230		4007
3231	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3232	require cf;	4009	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3234		4011
3235	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3236	cf::cfg_load;	4013	cf::reload_config;
3237		4014
3238	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3239	cf::load_extensions;	4016	cf::load_extensions;
3240		4017
		4018	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3244	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3247		4026
3248	warn "leaving sync_job";	4027	cf::_post_init 1;
3249		4028
		4029	trace "perl_reload: leaving sync_job";
		4030
3250	1	4031	1
3251	} or do {	4032	} or do {
3252	warn $@;	4033	error $@;
3253	warn "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3254	exit 1;	4035	};
		4036
		4037	--$RELOAD;
3255	};	4038	}
3256		4039
3257	warn "reloaded";	4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3258	};	4042	};
3259		4043
3260	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3261		4045
3262	sub reload_perl() {	4046	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3265		4049
3266	$RELOAD_WATCHER ||= Event->timer (	4050	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	4051	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	4052
3269	data => WF_AUTOCANCEL,	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	4054	do_reload_perl;
3272	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
3273	},	4056	};
3274	);	4057	};
3275	}	4058	}
3276		4059
3277	register_command "reload" => sub {	4060	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
3279		4062
3280	if ($who->flag (FLAG_WIZ)) {	4063	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	4064	$who->message ("reloading server.");
		4065	async {
		4066	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	4067	reload_perl;
		4068	};
3283	}	4069	}
3284	};	4070	};
3285		4071
3286	unshift @INC, $LIBDIR;	4072	#############################################################################
3287		4073
3288	my $bug_warning = 0;	4074	my $bug_warning = 0;
3289		4075
3290	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3292		4078
3293	sub wait_for_tick {	4079	sub wait_for_tick() {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3296		4081
3297	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	4084	$signal->wait;
3300	}	4085	}
3301		4086
3302	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3305		4089
3306	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4092	$signal->wait;
3309	}	4093	}
3310		4094
3311	my $min = 1e6;#d#	4095	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3323	return;	4099	return;
3324	}	4100	}
3325		4101
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3329		4103
3330	0 && sync_job {#d#	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3331	for(1..10) {
3332	my $t = Event::time;
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3334	or die;
3335		4105
3336	$map->width (50);	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3337	$map->height (50);	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3338	$map->alloc;	4108	Coro::async_pool {
3339	$map->_load_objects ("/tmp/x.map", 1);	4109	$Coro::current->{desc} = "runtime saver";
3340	my $t = Event::time - $t;	4110	write_runtime_sync
3341		4111	or error "ERROR: unable to write runtime file: $!";
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4112	};
		4113	}
3352		4114
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4116	$sig->send;
3369	}	4117	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4118	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	4119	$sig->send;
3372	}	4120	}
3373		4121
3374	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4124
3385	_post_tick;	4125	if (0) {
3386		4126	if ($NEXT_TICK) {
3387		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3388	},	4131	}
3389	);	4132	}
3390		4133
3391	{	4134	{
3392	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4136
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3402		4138	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4139	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4140
3418	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		4148
3421	cf::sync_job {	4149	cf::sync_job {
3422	eval {	4150	eval {
3423	BDB::db_env_open	4151	BDB::db_env_open
3424	$DB_ENV,	4152	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4156	0666;
3429		4157
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4159	};
3435		4160
3436	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4162	};
3438	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3439	}	4174	}
3440		4175
3441	{	4176	{
		4177	# configure IO::AIO
		4178
3442	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4182	}
3455		4183
3456	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3457		4186
3458	sub _log_backtrace {	4187	sub _log_backtrace {
3459	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3460		4189
3461	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3462		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3463	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3465	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3466	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3467	my @bt = fork_call {	4203	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3479	}	4215	}
3480		4216
3481	@funcs	4217	@funcs
3482	};	4218	};
3483		4219
3484	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4223	--$_log_backtrace;
3487	};	4224	};
3488	} else {	4225	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3491	}	4228	}
3492	}	4229	}
3493		4230
3494	# load additional modules	4231	# load additional modules
3495	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3496		4234
3497	END { cf::emergency_save }	4235	END { cf::emergency_save }
3498		4236
3499	1	4237	1
3500		4238

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