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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.400 by root, Mon Dec 17 06:36:34 2007 UTC vs.
Revision 1.569 by root, Wed May 4 07:36:40 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 EV;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		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;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	56	use Fcntl;
32	use YAML::Syck ();	57	use YAML::XS ();
33	use IO::AIO 2.51 ();	58	use IO::AIO ();
34	use Time::HiRes;	59	use Time::HiRes;
35	use Compress::LZF;	60	use Compress::LZF;
36	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
37		64
38	# configure various modules to our taste	65	# configure various modules to our taste
39	#	66	#
40	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		75
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	76	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		125
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	129	our $DB_ENV;
87		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
88	our %CFG;	133	our %CFG;
89		134
90	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	136	our $RUNTIME;
92	our $NOW;	137	our $NOW;
…		…
98	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		145
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
104		155
105	binmode STDOUT;	156	binmode STDOUT;
106	binmode STDERR;	157	binmode STDERR;
107		158
108	# read virtual server time, if available	159	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
113	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
114		167
115	mkdir $_	168	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		170
118	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
119		172
120	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		189
122	#############################################################################	190	#############################################################################
123		191
124	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
125		193
…		…
167	from wherever your confdir points to.	235	from wherever your confdir points to.
168		236
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		238
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
175	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
176		249
177	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	252	that call.
180		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
181	=back	260	=back
182		261
183	=cut	262	=cut
184		263
185	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	271	my $msg = join "", @_;
188		272
189	$msg .= "\n"	273	$msg .= "\n"
190	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
191		275
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		277
194	LOG llevError, $msg;	278	LOG llevWarn, $msg;
195	};	279	};
196	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
197		294
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	305	for my $pkg (qw(
209	cf::global cf::attachable	306	cf::global cf::attachable
210	cf::object cf::object::player	307	cf::object cf::object::player
211	cf::client cf::player	308	cf::client cf::player
212	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
213	cf::map cf::party cf::region	311	cf::party cf::region
214	)) {	312	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	314	}
218		315
219	$EV::DIED = sub {	316	$EV::DIED = sub {
220	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
221	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
222		324
223	#############################################################################	325	#############################################################################
224		326
225	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
226		328
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	350	$d
249	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
250	}	352	}
251		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
252	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
253		369
254	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
255		371
256	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		379
264	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
266		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	}
		444
267	=item cf::lock_wait $string	445	=item cf::lock_wait $string
268		446
269	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
270		448
271	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
272		450
273	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
276	returned.	454	returned.
277		455
278	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	457	deadlocked coro.
…		…
285		463
286	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
287		465
288	=cut	466	=cut
289		467
290	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		469
293	sub lock_wait($) {	470	sub lock_wait($) {
294	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	472	}
307		473
308	sub lock_acquire($) {	474	sub lock_acquire($) {
309	my ($key) = @_;	475	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	476	}
323		477
324	sub lock_active($) {	478	sub lock_active($) {
325	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	480	}
329		481
330	sub freeze_mainloop {	482	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
332		484
333	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;
335	};
336	$TICK_WATCHER->stop;
337	$guard
338	}	486	}
339		487
340	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
341		489
342	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
343	get spread over timer.	491	get spread over time.
344		492
345	=cut	493	=cut
346		494
347	sub periodic($$) {	495	sub periodic($$) {
348	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
352	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
353	}	501	}
354		502
355	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
356		504
357	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
358	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
359	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.
360		512
361	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
362	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
363		515
364	Useful for short background jobs.	516	Useful for short background jobs.
365		517
366	=cut	518	=cut
367		519
368	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
369	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
370		523
371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
372	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
373	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
374		527
375	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
376		530
377	while () {	531	while () {
378	next_job:	532	next_job:
		533
379	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
380	if ($avail > 0.01) {	535
381	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
382	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
383	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
384	$job->[2]->send;	540	$job->[2]->send;
385	Coro::cede;	541	Coro::cede;
386	goto next_job;	542	goto next_job;
387	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
388	}	545	}
389	}	546	}
390		547
391	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
392	# 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
393	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
394	$signal->wait;	551	$signal->wait;
395	} else {	552	} else {
		553	$busy = 0;
396	Coro::schedule;	554	Coro::schedule;
397	}	555	}
398	}	556	}
399	};	557	};
400		558
401	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
402	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
403		563
404	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
405	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
406		567
407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
409	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
435	=cut	596	=cut
436		597
437	sub sync_job(&) {	598	sub sync_job(&) {
438	my ($job) = @_;	599	my ($job) = @_;
439		600
440	if ($Coro::current == $Coro::main) {	601	if (in_main) {
441	my $time = EV::time;	602	my $time = AE::time;
442		603
443	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
444	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
445		606
446	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
447		608
448	# TODO: use suspend/resume instead
449	# (but this is cancel-safe)
450	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
451		610
452	my $busy = 1;	611	my $busy = 1;
453	my @res;	612	my @res;
454		613
455	(async {	614	(async {
456	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
457	@res = eval { $job->() };	616	@res = eval { $job->() };
458	warn $@ if $@;	617	error $@ if $@;
459	undef $busy;	618	undef $busy;
460	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
461		620
462	while ($busy) {	621	while ($busy) {
463	if (Coro::nready) {	622	if (Coro::nready) {
…		…
465	} else {	624	} else {
466	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
467	}	626	}
468	}	627	}
469		628
470	$time = EV::time - $time;	629	my $time = AE::time - $time;
471		630
472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
474
475	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
476		632
477	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
478	} else {	634	} else {
479	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
480		636
…		…
500	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
501		657
502	$coro	658	$coro
503	}	659	}
504		660
505	=item fork_call { }, $args	661	=item fork_call { }, @args
506		662
507	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
508	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
509	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
510	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
511		667
512	=cut	668	=cut
513		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
514	sub fork_call(&@) {	674	sub fork_call(&@) {
515	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
516		676
517	# 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,
518	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
519	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
520		680
521	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
522	reset_signals;	682	cf::post_fork;
523	&$cb	683	&$cb
524	}, @args;	684	} @args;
525		685
526	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
527	}	725	}
528		726
529	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
530		728
531	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
541	within each server.	739	within each server.
542		740
543	=cut	741	=cut
544		742
545	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
546	my ($name) = @_;	747	my ($name) = @_;
547	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
548		749
549	eval {	750	eval {
550	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
560	}	761	}
561		762
562	our $DB;	763	our $DB;
563		764
564	sub db_init {	765	sub db_init {
565	cf::sync_job {
566	$DB ||= db_table "db";	766	$DB ||= db_table "db";
567	};
568	}	767	}
569		768
570	sub db_get($$) {	769	sub db_get($$) {
571	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
572		771
573	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
574	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
575		776
576	$! ? ()	777	$! ? ()
577	: $data	778	: $data
578	}
579	}	779	}
580		780
581	sub db_put($$$) {	781	sub db_put($$$) {
582	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
583	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
611		811
612	my @data;	812	my @data;
613	my $md5;	813	my $md5;
614		814
615	for (0 .. $#$src) {	815	for (0 .. $#$src) {
616	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
617	or Carp::croak "$src->[$_]: $!";
618	}	817	}
619		818
620	# if processing is expensive, check	819	# if processing is expensive, check
621	# checksum first	820	# checksum first
622	if (1) {	821	if (1) {
…		…
639		838
640	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
641	my $data = $process->(\@data);	840	my $data = $process->(\@data);
642	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
643		842
644	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
645		844
646	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
647	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
648	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
649		848
…		…
659		858
660	=cut	859	=cut
661		860
662	sub datalog($@) {	861	sub datalog($@) {
663	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
664	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
665	}	864	}
666		865
667	=back	866	=back
668		867
669	=cut	868	=cut
670		869
671	#############################################################################	870	#############################################################################
672		871
673	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
674		873
675	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
676	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")
677	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
678		877
679	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>
680	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
…		…
730	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
731		930
732	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
733	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
734		933
735	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
736	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.
737		936
738	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
739		938
740	=over 4	939	=over 4
…		…
864		1063
865	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
866	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
867		1066
868	} elsif (ref $type) {	1067	} elsif (ref $type) {
869	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
870		1069
871	} else {	1070	} else {
872	shift @arg;	1071	shift @arg;
873	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
874	}	1073	}
875	}	1074	}
876	}	1075	}
877		1076
878	sub _object_attach {	1077	sub _object_attach {
…		…
888	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
889	}	1088	}
890		1089
891	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
892	} else {	1091	} else {
893	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
894	}	1093	}
895		1094
896	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
897	}	1096	}
898		1097
…		…
957		1156
958	for (@$callbacks) {	1157	for (@$callbacks) {
959	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
960		1159
961	if ($@) {	1160	if ($@) {
962	warn "$@";
963	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
964	override;	1162	override;
965	}	1163	}
966		1164
967	return 1 if $override;	1165	return 1 if $override;
968	}	1166	}
969		1167
970	0	1168	0
971	}	1169	}
972		1170
973	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
974		1172
975	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
976		1174
977	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
978		1176
…		…
1031		1229
1032	sub reattach {	1230	sub reattach {
1033	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1034	my ($obj) = @_;	1232	my ($obj) = @_;
1035		1233
		1234	# no longer needed after getting rid of delete_package?
1036	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
1037		1236
1038	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1039		1238
1040	@$registry = ();	1239	@$registry = ();
1041		1240
…		…
1046	for (@$attach) {	1245	for (@$attach) {
1047	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1048	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1049	}	1248	}
1050	} else {	1249	} else {
1051	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1052	}	1251	}
1053	}	1252	}
1054	}	1253	}
1055		1254
1056	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1083	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1084		1283
1085	sync_job {	1284	sync_job {
1086	if (length $$rdata) {	1285	if (length $$rdata) {
1087	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1088	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1089	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1090		1290
1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1092	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1094	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	}
1095	close $fh;	1298	aio_close $fh;
1096		1299
1097	if (@$objs) {	1300	if (@$objs) {
1098	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) {
1099	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1101	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1102	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	}
1103	close $fh;	1309	aio_close $fh;
1104	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1105	}	1311	}
1106	} else {	1312	} else {
1107	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1108	}	1314	}
1109		1315
1110	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1111	} else {	1320	} else {
1112	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1113	}	1322	}
1114	} else {	1323	} else {
1115	aio_unlink $filename;	1324	aio_unlink $filename;
1116	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1117	}	1326	}
…		…
1141	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1142	$av = $st->{objs};	1351	$av = $st->{objs};
1143	}	1352	}
1144		1353
1145	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1146	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1147	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1148		1358
1149	($data, $av)	1359	($data, $av)
1150	}	1360	}
1151		1361
1152	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1208	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1209		1419
1210	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1211	}	1421	}
1212		1422
		1423	use File::Glob ();
		1424
1213	cf::player->attach (	1425	cf::player->attach (
1214	on_command => sub {	1426	on_unknown_command => sub {
1215	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1216		1428
1217	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1218	or return;	1430	or return;
1219		1431
…		…
1242		1454
1243	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1244	if $reply;	1456	if $reply;
1245		1457
1246	} else {	1458	} else {
1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1248	}	1460	}
1249		1461
1250	cf::override;	1462	cf::override;
1251	},	1463	},
1252	);	1464	);
1253		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
1254	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1255	cf::sync_job {	1482	cf::sync_job {
1256	my %todo;	1483	my %todo;
1257		1484
1258	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1259	next unless -r $path;	1486	next unless -r $path;
…		…
1277		1504
1278	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1279	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1280		1507
1281	$ext{source} =	1508	$ext{source} =
1282	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1283	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1284	. $source	1511	. $source
1285	. "\n};\n1";	1512	. "\n};\n1";
1286		1513
1287	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1288	}	1515	}
1289		1516
		1517	my $pass = 0;
1290	my %done;	1518	my %done;
1291	while (%todo) {	1519	while (%todo) {
1292	my $progress;	1520	my $progress;
1293		1521
		1522	++$pass;
		1523
		1524	ext:
1294	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1295	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1296	goto skip	1527	next ext
1297	unless exists $done{$_};	1528	unless exists $done{$_};
1298	}	1529	}
1299		1530
1300	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1301		1532
1302	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1303	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1304	: "$v->{base}: extension inactive.\n";
1305		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1306	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1307	warn $msg;	1540
1308	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1309	exit 1;	1542	delete $todo{$k};
1310	}	1543	} else {
1311		1544	$done{$k} = delete $todo{$k};
1312	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1313	}	1550	}
1314
1315	$done{$k} = delete $todo{$k};
1316	push @EXTS, $v->{pkg};
1317	$progress = 1;
1318	}	1551	}
1319		1552
1320	skip:	1553	unless ($progress) {
1321	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1322	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	}
1323	}	1563	}
1324	};	1564	};
1325	}	1565	}
1326		1566
1327	#############################################################################	1567	#############################################################################
1328		1568
1329	=back	1569	=back
1330		1570
1331	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1332		1572
1333	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1334		1574
1335	=cut	1575	=cut
1336		1576
1337	package cf::player;	1577	package cf::player;
1338		1578
…		…
1381		1621
1382	sub exists($) {	1622	sub exists($) {
1383	my ($login) = @_;	1623	my ($login) = @_;
1384		1624
1385	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1386	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1387	}	1627	}
1388		1628
1389	sub find($) {	1629	sub find($) {
1390	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1391	my $login = $_[0];	1631	my $login = $_[0];
…		…
1403	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1404	or return;	1644	or return;
1405		1645
1406	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1407	or return;	1647	or return;
		1648
1408	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1409	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1410	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1411	}	1652	}
1412	}	1653	}
1413	}	1654	}
1414		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1415	sub save($) {	1669	sub save($) {
1416	my ($pl) = @_;	1670	my ($pl) = @_;
1417		1671
1418	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1419		1673
…		…
1422		1676
1423	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1424		1678
1425	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1426	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1427		1686
1428	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1429	cf::cede_to_tick;	1688	cf::cede_to_tick;
1430	}	1689	}
1431		1690
…		…
1463	my ($pl) = @_;	1722	my ($pl) = @_;
1464		1723
1465	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1466		1725
1467	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1468	$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
1469		1728
1470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1471	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1472	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1473	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1474		1737
1475	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1476	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1477	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1515		1778
1516	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1517	my $path = path $login;	1780	my $path = path $login;
1518		1781
1519	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1520	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1522	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1523	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1524	}	1788	}
1525		1789
…		…
1529		1793
1530	\@logins	1794	\@logins
1531	}	1795	}
1532		1796
1533	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1534		1800
1535	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1536	player. May block.	1802	player. May block.
1537		1803
1538	=cut	1804	=cut
…		…
1556	}	1822	}
1557		1823
1558	\@paths	1824	\@paths
1559	}	1825	}
1560		1826
1561	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1562		1828
1563	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1564
1565	=cut
1566
1567	use re 'eval';
1568
1569	my $group;
1570	my $interior; $interior = qr{
1571	# match a pod interior sequence sans C<< >>
1572	(?:
1573	\ (.*?)\ (?{ $group = $^N })
1574	| < (??{$interior}) >
1575	)
1576	}x;
1577
1578	sub expand_cfpod {
1579	my ($self, $pod) = @_;
1580
1581	my $xml;
1582
1583	while () {
1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1585	$group = $1;
1586
1587	$group =~ s/&/&amp;/g;
1588	$group =~ s/</&lt;/g;
1589
1590	$xml .= $group;
1591	} elsif ($pod =~ m%\G
1592	([BCGHITU])
1593	<
1594	(?:
1595	([^<>]*) (?{ $group = $^N })
1596	| < $interior >
1597	)
1598	>
1599	%gcsx
1600	) {
1601	my ($code, $data) = ($1, $group);
1602
1603	if ($code eq "B") {
1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1605	} elsif ($code eq "I") {
1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1607	} elsif ($code eq "U") {
1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1609	} elsif ($code eq "C") {
1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1611	} elsif ($code eq "T") {
1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1613	} elsif ($code eq "G") {
1614	my ($male, $female) = split /\|/, $data;
1615	$data = $self->gender ? $female : $male;
1616	$xml .= expand_cfpod ($self, $data);
1617	} elsif ($code eq "H") {
1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1620	"")
1621	[$self->{hintmode}];
1622	} else {
1623	$xml .= "error processing '$code($data)' directive";
1624	}
1625	} else {
1626	if ($pod =~ /\G(.+)/) {
1627	warn "parse error while expanding $pod (at $1)";
1628	}
1629	last;
1630	}
1631	}
1632
1633	for ($xml) {
1634	# create single paragraphs (very hackish)
1635	s/(?<=\S)\n(?=\w)/ /g;
1636
1637	# compress some whitespace
1638	s/\s+\n/\n/g; # ws line-ends
1639	s/\n\n+/\n/g; # double lines
1640	s/^\n+//; # beginning lines
1641	s/\n+$//; # ending lines
1642	}
1643
1644	$xml
1645	}
1646
1647	no re 'eval';
1648
1649	sub hintmode {
1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1651	$_[0]{hintmode}
1652	}
1653		1830
1654	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1655		1832
1656	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1657		1834
…		…
1689		1866
1690	=cut	1867	=cut
1691		1868
1692	sub find_by_path($) {	1869	sub find_by_path($) {
1693	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1694		1873
1695	my ($match, $specificity);	1874	my ($match, $specificity);
1696		1875
1697	for my $region (list) {	1876	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1725	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1726		1905
1727	sub generate_random_map {	1906	sub generate_random_map {
1728	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1729	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1730	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	1912	}
1744		1913
1745	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1746		1915
1747	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
…		…
1752		1921
1753	sub register {	1922	sub register {
1754	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	1924	my $pkg = caller;
1756		1925
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		1927
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	1929	}
1762		1930
1763	# also paths starting with '/'	1931	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		1933
1766	sub thawer_merge {	1934	sub thawer_merge {
1767	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1768		1936
1769	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1774	}	1942	}
1775		1943
1776	sub normalise {	1944	sub normalise {
1777	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1778		1946
1779	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1780		1948
1781	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1782		1950
1783	# map plan:	1951	# map plan:
1784	#	1952	#
…		…
1799	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	1968	$path = "$base/$path";
1801	}	1969	}
1802		1970
1803	for ($path) {	1971	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1807	}	1974	}
1808		1975
1809	$path	1976	$path
…		…
1823	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1824	return $self;	1991	return $self;
1825	}	1992	}
1826	}	1993	}
1827		1994
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	1996	()
1830	}	1997	}
1831		1998
		1999	# may re-bless or do other evil things
1832	sub init {	2000	sub init {
1833	my ($self) = @_;	2001	my ($self) = @_;
1834		2002
1835	$self	2003	$self
1836	}	2004	}
…		…
1855		2023
1856	# the temporary/swap location	2024	# the temporary/swap location
1857	sub save_path {	2025	sub save_path {
1858	my ($self) = @_;	2026	my ($self) = @_;
1859		2027
1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1861	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1862	}	2030	}
1863		2031
1864	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1865	sub uniq_path {	2033	sub uniq_path {
1866	my ($self) = @_;	2034	my ($self) = @_;
1867		2035
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	2038	}
1880		2039
1881	sub decay_objects {	2040	sub decay_objects {
1882	my ($self) = @_;	2041	my ($self) = @_;
1883		2042
…		…
1910	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1911		2070
1912	1	2071	1
1913	}	2072	}
1914		2073
		2074	# used to laod the header of an original map
1915	sub load_header_orig {	2075	sub load_header_orig {
1916	my ($self) = @_;	2076	my ($self) = @_;
1917		2077
1918	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1919	}	2079	}
1920		2080
		2081	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2082	sub load_header_temp {
1922	my ($self) = @_;	2083	my ($self) = @_;
1923		2084
1924	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1925	}	2086	}
1926		2087
		2088	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2089	sub prepare_temp {
1928	my ($self) = @_;	2090	my ($self) = @_;
1929		2091
1930	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1932	# safety	2094	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2097	}
1936		2098
		2099	# called after loading the header from an original map
1937	sub prepare_orig {	2100	sub prepare_orig {
1938	my ($self) = @_;	2101	my ($self) = @_;
1939		2102
1940	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2128
1966	sub find;	2129	sub find;
1967	sub find {	2130	sub find {
1968	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1969		2132
		2133	cf::cede_to_tick;
		2134
1970	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1971		2136
1972	cf::lock_wait "map_data:$path";#d#remove	2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2139
1975	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_find:$path";
1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1978
1979	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1980	or return;	2142	or return;
1981		2143
1982	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1983		2145
…		…
1985	or return;	2147	or return;
1986		2148
1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1988	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1989	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
1990	undef $guard1;	2153	undef $guard1;
1991	undef $guard2;
1992	$map->reset;	2154	$map->reset;
1993	return find $path;	2155	return find $path;
1994	}	2156	}
1995		2157
1996	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1997	}	2159	}
1998	}	2160	}
1999		2161
2000	sub pre_load { }	2162	sub pre_load { }
2001	sub post_load { }	2163	#sub post_load { } # XS
2002		2164
2003	sub load {	2165	sub load {
2004	my ($self) = @_;	2166	my ($self) = @_;
2005		2167
2006	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2011	my $guard = cf::lock_acquire "map_data:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
2012		2174
2013	return unless $self->valid;	2175	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
2015		2177
2016	$self->in_memory (cf::MAP_LOADING);
2017
2018	$self->alloc;	2178	$self->alloc;
2019		2179
2020	$self->pre_load;	2180	$self->pre_load;
2021	cf::cede_to_tick;	2181	cf::cede_to_tick;
2022		2182
		2183	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2184	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2185	$f->skip_block;
2025	$self->_load_objects ($f)	2186	$self->_load_objects ($f)
2026	or return;	2187	or return;
2027		2188
2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2189	$self->post_load_original
2029	if delete $self->{load_original};	2190	if delete $self->{load_original};
2030		2191
2031	if (my $uniq = $self->uniq_path) {	2192	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2193	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2194	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2195	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2196	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2197	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2198	$f->resolve_delayed_derefs;
		2199	}
2038	}	2200	}
2039	}	2201	}
2040	}
2041		2202
2042	$f->resolve_delayed_derefs;	2203	$f->resolve_delayed_derefs;
		2204	} else {
		2205	$self->post_load_original
		2206	if delete $self->{load_original};
		2207	}
		2208
		2209	$self->in_memory (cf::MAP_INACTIVE);
2043		2210
2044	cf::cede_to_tick;	2211	cf::cede_to_tick;
2045	# now do the right thing for maps	2212	# now do the right thing for maps
2046	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2219	$self->decay_objects;
2053	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
2054	$self->update_buttons;	2221	$self->update_buttons;
2055	cf::cede_to_tick;	2222	cf::cede_to_tick;
2056	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2224	}
2060		2225
2061	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_IN_MEMORY);
2065	}	2228	}
2066		2229
2067	$self->post_load;	2230	$self->post_load;
2068	}
2069		2231
		2232	1
		2233	}
		2234
		2235	# customize the map for a given player, i.e.
		2236	# return the _real_ map. used by e.g. per-player
		2237	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2238	sub customise_for {
2071	my ($self, $ob) = @_;	2239	my ($self, $ob) = @_;
2072		2240
2073	return find "~" . $ob->name . "/" . $self->{path}	2241	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2242	if $self->per_player;
…		…
2090	or next;	2258	or next;
2091	$neigh = find $neigh, $map	2259	$neigh = find $neigh, $map
2092	or next;	2260	or next;
2093	$neigh->load;	2261	$neigh->load;
2094		2262
		2263	# now find the diagonal neighbours
2095	push @neigh,	2264	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2265	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2266	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}	2267	}
2099		2268
…		…
2106	}	2275	}
2107		2276
2108	sub find_sync {	2277	sub find_sync {
2109	my ($path, $origin) = @_;	2278	my ($path, $origin) = @_;
2110		2279
2111	cf::sync_job { find $path, $origin }	2280	# it's a bug to call this from the main context
		2281	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2282	if $Coro::current == $Coro::main;
		2283
		2284	find $path, $origin
2112	}	2285	}
2113		2286
2114	sub do_load_sync {	2287	sub do_load_sync {
2115	my ($map) = @_;	2288	my ($map) = @_;
2116		2289
		2290	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
2119		2293
2120	cf::sync_job { $map->load };	2294	$map->load;
2121	}	2295	}
2122		2296
2123	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
2125		2299
2126	sub find_async {	2300	sub find_async {
2127	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
2128		2302
2129	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2130		2304
2131	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->linkable;
2133	}	2307	}
2134		2308
2135	$MAP_PREFETCH{$path} |= $load;	2309	$MAP_PREFETCH{$path} |= $load;
2136		2310
2137	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2152		2326
2153	()	2327	()
2154	}	2328	}
2155		2329
		2330	# common code, used by both ->save and ->swapout
2156	sub save {	2331	sub _save {
2157	my ($self) = @_;	2332	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2333
2161	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2162		2335
2163	return unless $self->dirty;	2336	return unless $self->dirty;
2164		2337
…		…
2173		2346
2174	cf::async {	2347	cf::async {
2175	$Coro::current->{desc} = "map player save";	2348	$Coro::current->{desc} = "map player save";
2176	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2177	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2178		2353
2179	if ($uniq) {	2354	if ($uniq) {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2181	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2182	} else {	2357	} else {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2184	}	2359	}
2185	}	2360	}
2186		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2187	sub swap_out {	2370	sub swap_out {
2188	my ($self) = @_;	2371	my ($self) = @_;
2189		2372
2190	# save first because save cedes
2191	$self->save;
2192
2193	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2194		2374
		2375	return if !$self->linkable;
		2376	return if $self->{deny_save};
2195	return if $self->players;	2377	return if $self->players;
2196	return if $self->in_memory != cf::MAP_IN_MEMORY;
2197	return if $self->{deny_save};
2198		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
2199	$self->in_memory (cf::MAP_SWAPPED);	2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
		2388	$self->clear;
		2389	}
		2390
		2391	sub reset_at {
		2392	my ($self) = @_;
		2393
		2394	# TODO: safety, remove and allow resettable per-player maps
		2395	return 1e99 if $self->{deny_reset};
		2396
		2397	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2398	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2399
		2400	$time + $to
		2401	}
		2402
		2403	sub should_reset {
		2404	my ($self) = @_;
		2405
		2406	$self->reset_at <= $cf::RUNTIME
		2407	}
		2408
		2409	sub reset {
		2410	my ($self) = @_;
		2411
		2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2413
		2414	return if $self->players;
		2415
		2416	cf::trace "resetting map ", $self->path, "\n";
		2417
		2418	$self->in_memory (cf::MAP_SWAPPED);
		2419
		2420	# need to save uniques path
		2421	unless ($self->{deny_save}) {
		2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2423
		2424	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2425	if $uniq;
		2426	}
		2427
		2428	delete $cf::MAP{$self->path};
2200		2429
2201	$self->deactivate;	2430	$self->deactivate;
2202	$_->clear_links_to ($self) for values %cf::MAP;	2431	$_->clear_links_to ($self) for values %cf::MAP;
2203	$self->clear;	2432	$self->clear;
2204	}
2205
2206	sub reset_at {
2207	my ($self) = @_;
2208
2209	# TODO: safety, remove and allow resettable per-player maps
2210	return 1e99 if $self->{deny_reset};
2211
2212	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2213	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2214
2215	$time + $to
2216	}
2217
2218	sub should_reset {
2219	my ($self) = @_;
2220
2221	$self->reset_at <= $cf::RUNTIME
2222	}
2223
2224	sub reset {
2225	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228
2229	return if $self->players;
2230
2231	warn "resetting map ", $self->path;
2232
2233	$self->in_memory (cf::MAP_SWAPPED);
2234
2235	# need to save uniques path
2236	unless ($self->{deny_save}) {
2237	my $uniq = $self->uniq_path; utf8::encode $uniq;
2238
2239	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2240	if $uniq;
2241	}
2242
2243	delete $cf::MAP{$self->path};
2244
2245	$self->deactivate;
2246	$_->clear_links_to ($self) for values %cf::MAP;
2247	$self->clear;
2248		2433
2249	$self->unlink_save;	2434	$self->unlink_save;
2250	$self->destroy;	2435	$self->destroy;
2251	}	2436	}
2252		2437
…		…
2260		2445
2261	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2262		2447
2263	$self->unlink_save;	2448	$self->unlink_save;
2264		2449
2265	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2266	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2267	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2268	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2270		2455
…		…
2319		2504
2320	sub unique_maps() {	2505	sub unique_maps() {
2321	[	2506	[
2322	map {	2507	map {
2323	utf8::decode $_;	2508	utf8::decode $_;
2324	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2325	? normalise $_	2512	: normalise $_
2326	: ()
2327	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2328	]	2514	]
2329	}	2515	}
2330		2516
2331	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2332		2548
2333	=back	2549	=back
2334		2550
2335	=head3 cf::object	2551	=head3 cf::object
2336		2552
…		…
2340		2556
2341	=over 4	2557	=over 4
2342		2558
2343	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2344		2560
2345	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2346		2563
2347	=cut	2564	=cut
2348		2565
2349	sub inv_recursive_;	2566	sub inv_recursive_;
2350	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2355	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2356	}	2573	}
2357		2574
2358	=item $ref = $ob->ref	2575	=item $ref = $ob->ref
2359		2576
2360	creates and returns a persistent reference to an objetc that can be stored as a string.	2577	Creates and returns a persistent reference to an object that can be stored as a string.
2361		2578
2362	=item $ob = cf::object::deref ($refstring)	2579	=item $ob = cf::object::deref ($refstring)
2363		2580
2364	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2365	even if the object actually exists. May block.	2582	even if the object actually exists. May block.
…		…
2397	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2398	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2399		2616
2400	=cut	2617	=cut
2401		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
		2632
2402	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2403	# with dialog boxes.	2634	# with dialog boxes.
2404	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2405	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
2406	my ($self, $npc, $msg, $flags) = @_;	2637	my ($self, $npc, $msg, $flags) = @_;
…		…
2417	my $dialog = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2419		2650
2420	} else {	2651	} else {
2421	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2422	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2423	}	2654	}
2424	}	2655	}
2425	}	2656	}
2426		2657
2427	=item $object->send_msg ($channel, $msg, $color, [extra...])	2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2452		2683
2453	=item $player_object->enter_link	2684	=item $player_object->enter_link
2454		2685
2455	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2456		2687
2457	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2458	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2459		2692
2460	Will never block.	2693	Will never block.
2461		2694
2462	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2463		2696
…		…
2483	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2484	my ($self) = @_;	2717	my ($self) = @_;
2485		2718
2486	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2487		2720
		2721	++$self->{_link_recursion};
		2722
2488	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2489		2724
2490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2491	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2492		2727
2493	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2494	}	2729	}
2495		2730
2496	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2497	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2498		2733
…		…
2515	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2516	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2517		2752
2518	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2519	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2520	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2521		2756
2522	$map->load;	2757	$map->load;
2523	$map->load_neighbours;	2758	$map->load_neighbours;
2524		2759
2525	return unless $self->contr->active;	2760	return unless $self->contr->active;
2526	$self->activate_recursive;
2527		2761
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2530	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2531		2769
		2770	}
		2771
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2773
2534	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2538	be called at the end of this process.	2778	be called at the end of this process.
2539		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2540	=cut	2783	=cut
2541		2784
2542	our $GOTOGEN;	2785	our $GOTOGEN;
2543		2786
2544	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2545	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
2546		2795
2547	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2549		2798
2550	$self->enter_link;	2799	$self->enter_link;
…		…
2570	($path, $x, $y) = (undef, undef, undef);	2819	($path, $x, $y) = (undef, undef, undef);
2571	}	2820	}
2572	}	2821	}
2573		2822
2574	my $map = eval {	2823	my $map = eval {
2575	my $map = defined $path ? cf::map::find $path : undef;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2576		2825
2577	if ($map) {	2826	if ($map) {
2578	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2579	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2580	} else {	2829	} else {
2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2582	}	2831	}
2583		2832
2584	$map	2833	$map
…		…
2592	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2593	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2594	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2595	}	2844	}
2596		2845
2597	$done->() if $done;	2846	$done->($self) if $done;
2598	})->prio (1);	2847	})->prio (1);
2599	}	2848	}
2600		2849
2601	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2602		2851
…		…
2622	}	2871	}
2623		2872
2624	sub prepare_random_map {	2873	sub prepare_random_map {
2625	my ($exit) = @_;	2874	my ($exit) = @_;
2626		2875
2627	my $guard = cf::lock_acquire "exit_prepare:$exit";
2628
2629	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2630	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2631	# that depends on the exit object	2878	# that depends on the exit object
2632		2879
2633	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2635	if ($exit->map) {	2882	if ($exit->map) {
2636	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2637	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2638	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2639	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2640	}	2889	}
2641		2890
2642	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2643		2892
2644	my $data = cf::encode_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2645	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2646	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2647		2896
2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2649	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2650	undef $fh;	2899	undef $fh;
2651	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2652		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2653	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2654	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2655	}	2908	}
2656	}	2909	}
2657		2910
2658	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2659	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2660		2913
2661	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2662		2915
2663	if ($exit->slaying eq "/!") {
2664	#TODO: this should de-fi-ni-te-ly not be a sync-job
2665	# the problem is that $exit might not survive long enough
2666	# so it needs to be done right now, right here
2667	cf::sync_job { prepare_random_map $exit };
2668	}
2669
2670	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2671	my $hp = $exit->stats->hp;
2672	my $sp = $exit->stats->sp;
2673
2674	$self->enter_link;	2916	$self->enter_link;
2675		2917
2676	# if exit is damned, update players death & WoR home-position
2677	$self->contr->savebed ($slaying, $hp, $sp)
2678	if $exit->flag (FLAG_DAMNED);
2679
2680	(async {	2918	(async {
2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2919	$Coro::current->{desc} = "enter_exit";
2682		2920
2683	$self->deactivate_recursive; # just to be sure
2684	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	$map = $exit->slaying;
		2939
		2940	} elsif ($slaying eq '!up') {
		2941	$map = $exit->map->tile_path (cf::TILE_UP);
		2942	$x = $exit->x;
		2943	$y = $exit->y;
		2944
		2945	} elsif ($slaying eq '!down') {
		2946	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2947	$x = $exit->x;
		2948	$y = $exit->y;
		2949	}
		2950
2685	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2686		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2687	1;	2957	1
2688	}) {	2958	}) {
2689	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2690	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2691	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2692	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2693		2963
2694	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2695	$self->leave_link;	2965	$self->leave_link;
2696	}	2966	}
2697	})->prio (1);	2967	})->prio (1);
2698	}	2968	}
2699		2969
…		…
2711	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2712	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2713		2983
2714	utf8::encode $text;	2984	utf8::encode $text;
2715	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2716	}	3011	}
2717		3012
2718	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2719		3014
2720	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2724		3019
2725	=cut	3020	=cut
2726		3021
2727	# non-persistent channels (usually the info channel)	3022	# non-persistent channels (usually the info channel)
2728	our %CHANNEL = (	3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
2729	"c/identify" => {	3030	"c/identify" => {
2730	id => "infobox",	3031	id => "infobox",
2731	title => "Identify",	3032	title => "Identify",
2732	reply => undef,	3033	reply => undef,
2733	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
…		…
2735	"c/examine" => {	3036	"c/examine" => {
2736	id => "infobox",	3037	id => "infobox",
2737	title => "Examine",	3038	title => "Examine",
2738	reply => undef,	3039	reply => undef,
2739	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
		3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
2740	},	3047	},
2741	"c/book" => {	3048	"c/book" => {
2742	id => "infobox",	3049	id => "infobox",
2743	title => "Book",	3050	title => "Book",
2744	reply => undef,	3051	reply => undef,
…		…
2760	id => "infobox",	3067	id => "infobox",
2761	title => "Body Parts",	3068	title => "Body Parts",
2762	reply => undef,	3069	reply => undef,
2763	tooltip => "Shows which body parts you posess and are available",	3070	tooltip => "Shows which body parts you posess and are available",
2764	},	3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
2765	"c/uptime" => {	3108	"c/uptime" => {
2766	id => "infobox",	3109	id => "infobox",
2767	title => "Uptime",	3110	title => "Uptime",
2768	reply => undef,	3111	reply => undef,
2769	tooltip => "How long the server has been running since last restart",	3112	tooltip => "How long the server has been running since last restart",
…		…
2772	id => "infobox",	3115	id => "infobox",
2773	title => "Map Info",	3116	title => "Map Info",
2774	reply => undef,	3117	reply => undef,
2775	tooltip => "Information related to the maps",	3118	tooltip => "Information related to the maps",
2776	},	3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
2777	);	3134	);
2778		3135
2779	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2780	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2781		3138
2782	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2783		3141
2784	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2785		3143
2786	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2787	if ($CHANNEL{$channel}) {	3145	if ($CHANNEL{$channel}) {
2788	$channel = $CHANNEL{$channel};	3146	$channel = $CHANNEL{$channel};
2789		3147
2790	$self->ext_msg (channel_info => $channel)	3148	$self->ext_msg (channel_info => $channel);
2791	if $self->can_msg;
2792
2793	$channel = $channel->{id};	3149	$channel = $channel->{id};
2794		3150
2795	} elsif (ref $channel) {	3151	} elsif (ref $channel) {
2796	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2797	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2798	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2799	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2800	if $self->can_msg;
2801	}	3156	}
2802		3157
2803	$channel = $channel->{id};	3158	$channel = $channel->{id};
2804	}	3159	}
2805		3160
2806	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2807		3162
2808	if ($self->can_msg) {
2809	# default colour, mask it out	3163	# default colour, mask it out
2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2811	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2812		3166
2813	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2815	} else {	3170	);
2816	if ($color >= 0) {
2817	# replace some tags by gcfclient-compatible ones
2818	for ($msg) {
2819	1 while
2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2825	}
2826		3171
2827	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2828
2829	utf8::encode $msg;
2830
2831	if (0 && $msg =~ /\[/) {
2832	# COMMAND/INFO
2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2834	} else {
2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2836	$self->send_packet ("drawinfo $color $msg")
2837	}
2838	}
2839	}
2840	}	3173	}
2841		3174
2842	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2843		3176
2844	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2847		3180
2848	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2849	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2850		3183
2851	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2853	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2854	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2856	}	3189	}
2857	}	3190	}
2858		3191
2859	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2860		3193
…		…
2864		3197
2865	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2866	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2867		3200
2868	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2870	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2871	#TODO: version 1, remove	3204	#TODO: version 1, remove
2872	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2874	}	3207	}
2875	}	3208	}
2876		3209
2877	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2878		3211
…		…
2949		3282
2950	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2951	if $reply;	3284	if $reply;
2952		3285
2953	} else {	3286	} else {
2954	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2955	}	3288	}
2956		3289
2957	cf::override;	3290	cf::override;
2958	},	3291	},
2959	);	3292	);
…		…
2979		3312
2980	$coro	3313	$coro
2981	}	3314	}
2982		3315
2983	cf::client->attach (	3316	cf::client->attach (
2984	on_destroy => sub {	3317	on_client_destroy => sub {
2985	my ($ns) = @_;	3318	my ($ns) = @_;
2986		3319
2987	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2988	},	3321	},
2989	);	3322	);
…		…
3005	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
3006		3339
3007	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
3008		3341
3009	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
3010	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
3011	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
3012	sort time	3345	sort time
3013	));	3346	));
3014		3347
3015	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
3018		3351
3019	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
3020		3353
3021	cf::object	3354	cf::object
3022	contr pay_amount pay_player map x y force_find force_add destroy	3355	contr pay_amount pay_player map x y force_find force_add destroy
3023	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
3024		3358
3025	cf::object::player	3359	cf::object::player
3026	player	3360	player
3027		3361
3028	cf::player	3362	cf::player
…		…
3033		3367
3034	=cut	3368	=cut
3035		3369
3036	for (	3370	for (
3037	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3038	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
3039	decrease_ob_nr destroy)],	3373	decrease split destroy change_exp value msg lore send_msg)],
3040	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
3041	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
3042	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
3043	) {	3377	) {
3044	no strict 'refs';
3045	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
3046	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3047	for @funs;	3380	for @funs;
3048	}	3381	}
3049		3382
…		…
3064		3397
3065	my $qcode = $code;	3398	my $qcode = $code;
3066	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3067	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
3068		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
3069	local $_;	3405	local $_;
3070	local @safe::cf::_safe_eval_args = values %vars;
3071		3406
3072	my $eval =	3407	my $eval =
3073	"do {\n"	3408	"do {\n"
3074	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3075	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
3076	. $code	3411	. $code
3077	. "\n}"	3412	. "\n}"
3078	;	3413	;
3079		3414
		3415	if ($CFG{safe_eval}) {
3080	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
3081	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3082	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
3083		3424
3084	if ($@) {	3425	if ($@) {
3085	warn "$@";	3426	warn "$@",
3086	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
3087	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
3088	}	3429	}
3089		3430
3090	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
3091	}	3432	}
3092		3433
…		…
3106	=cut	3447	=cut
3107		3448
3108	sub register_script_function {	3449	sub register_script_function {
3109	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
3110		3451
3111	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
3112	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
3113	}	3454	}
3114		3455
3115	=back	3456	=back
3116		3457
3117	=cut	3458	=cut
…		…
3126	# for this (global event?)	3467	# for this (global event?)
3127	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
3128		3469
3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3130		3471
3131	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
3132		3473
3133	my $facedata;	3474	my $facedata = decode_storable load_file $path;
3134	0 < aio_load $path, $facedata
3135	or die "$path: $!";
3136
3137	$facedata = Coro::Storable::thaw $facedata;
3138		3475
3139	$facedata->{version} == 2	3476	$facedata->{version} == 2
3140	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
3141		3478
3142	# patch in the exptable	3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3143	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3144	type => FT_RSRC,	3482	type => FT_RSRC,
3145	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
3146	};	3485	};
3147	cf::cede_to_tick;	3486	cf::cede_to_tick;
3148		3487
3149	{	3488	{
3150	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
3151		3490
3152	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
3154	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3155	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3156	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3157	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3158		3499
3159	cf::cede_to_tick;	3500	cf::cede_to_tick;
3160	}	3501	}
3161		3502
3162	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
3163	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
3164	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
3165	or next;	3507	or next;
		3508
3166	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3167	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3168	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3169	} else {	3512	} else {
3170	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3171	}	3514	}
3172		3515
3173	cf::cede_to_tick;	3516	cf::cede_to_tick;
3174	}	3517	}
3175	}	3518	}
…		…
3184		3527
3185	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3186	}	3529	}
3187		3530
3188	{	3531	{
3189	# TODO: for gcfclient pleasure, we should give resources
3190	# that gcfclient doesn't grok a >10000 face index.
3191	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3192		3533
3193	my $soundconf = delete $res->{"res/sound.conf"};
3194
3195	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3197	my $data;
3198		3537
3199	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3200	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
3201
3202	my $meta = $enc->encode ({
3203	name => $name,
3204	%{ $info->{meta} || {} },
3205	});
3206
3207	$data = pack "(w/a*)*", $meta, $info->{data};
3208	} else {	3540	} else {
3209	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
3210	}	3542	}
3211		3543
3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3213	cf::face::set_type $idx, $info->{type};
3214
3215	cf::cede_to_tick;	3544	cf::cede_to_tick;
3216	}	3545	}
3217
3218	if ($soundconf) {
3219	$soundconf = $enc->decode (delete $soundconf->{data});
3220
3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3222	my $sound = $soundconf->{compat}[$_]
3223	or next;
3224
3225	my $face = cf::face::find "sound/$sound->[1]";
3226	cf::sound::set $sound->[0] => $face;
3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3228	}
3229
3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
3231	my $face = cf::face::find "sound/$v";
3232	cf::sound::set $k => $face;
3233	}
3234	}
3235	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3236		3549
3237	1	3550	1
3238	}	3551	}
3239		3552
3240	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
3242		3555
3243	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3244	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3245	}	3558	}
3246	};	3559	};
		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
3247		3570
3248	sub reload_regions {	3571	sub reload_regions {
3249	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3250	# for this (global event?)	3573	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3265	}	3588	}
3266		3589
3267	sub reload_archetypes {	3590	sub reload_archetypes {
3268	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3269	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3270	#d# NEED to laod twice to resolve forward references
3271	# this really needs to be done in an extra post-pass
3272	# (which needs to be synchronous, so solve it differently)
3273	load_resource_file "$DATADIR/archetypes"
3274	or die "unable to load archetypes\n";
3275	}	3593	}
3276		3594
3277	sub reload_treasures {	3595	sub reload_treasures {
3278	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3279	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3280	}	3598	}
3281		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
3282	sub reload_resources {	3620	sub reload_resources {
3283	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3284		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3285	reload_regions;	3628	reload_regions;
3286	reload_facedata;
3287	#reload_archetypes;#d#
3288	reload_archetypes;
3289	reload_treasures;	3629	reload_treasures;
3290		3630
3291	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3292	}
3293
3294	sub init {
3295	reload_resources;
3296	}	3632	}
3297		3633
3298	sub reload_config {	3634	sub reload_config {
3299	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3300	or return;
3301		3636
3302	local $/;	3637	my $config = load_file "$CONFDIR/config";
3303	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3304		3640
3305	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3306		3642
3307	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3308	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3309		3645
3310	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3314	};	3650	};
3315	warn $@ if $@;	3651	warn $@ if $@;
3316	}	3652	}
3317	}	3653	}
3318		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
3319	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
3320	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3321	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3322	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3323	(async {	3696	(async {
3324	$Coro::current->{desc} = "IDLE BUG HANDLER";	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
3325	EV::loop EV::LOOP_ONESHOT;	3698	EV::loop EV::LOOP_ONESHOT;
3326	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3327	};	3700	};
3328		3701
		3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
3329	reload_config;	3714	reload_config;
3330	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
3331	load_extensions;	3725	load_extensions;
3332		3726
3333	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3728
3335	EV::loop;	3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
3336	}	3745	}
3337		3746
3338	#############################################################################	3747	#############################################################################
3339	# initialisation and cleanup	3748	# initialisation and cleanup
3340		3749
3341	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3342	BEGIN {	3751	BEGIN {
3343	our %SIGWATCHER = ();	3752	our %SIGWATCHER = ();
3344	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3346	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3347	};	3756	};
3348	}	3757	}
3349	}	3758	}
3350		3759
3351	sub write_runtime {	3760	sub write_runtime_sync {
3352	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3353		3762
3354	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3355	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3356		3765
3357	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3358		3767
3359	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3360		3769
3361	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3362	or return;	3771	or return;
3363		3772
3364	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3365	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3366	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3376	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3377		3786
3378	close $fh	3787	close $fh
3379	or return;	3788	or return;
3380		3789
3381	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3382	and return;	3791	and return;
3383		3792
3384	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3385		3794
3386	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
3387	}	3846	}
3388		3847
3389	sub emergency_save() {	3848	sub emergency_save() {
3390	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3391		3850
3392	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3393		3857
3394	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3395	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3396	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3397	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3398	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3399	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3400	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3401	$pl->valid or next;	3867	$pl->valid or next;
3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3403	$pl->save;	3869	$pl->save;
3404	}	3870	}
3405	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3406		3872
3407	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
3408	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3409	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3410	$map->valid or next;	3878	$map->valid or next;
3411	$map->save;	3879	$map->save;
3412	}	3880	}
3413	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3414		3882
3415	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
3416	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3417	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3418	};	3911	};
3419		3912
3420	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3421	}	3914	}
3422		3915
3423	sub post_cleanup {	3916	sub post_cleanup {
3424	my ($make_core) = @_;	3917	my ($make_core) = @_;
3425		3918
		3919	IO::AIO::flush;
		3920
3426	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3427	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
3428	}	3951	}
3429		3952
3430	sub do_reload_perl() {	3953	sub do_reload_perl() {
3431	# can/must only be called in main	3954	# can/must only be called in main
3432	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3433	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3434	return;	3957	return;
3435	}	3958	}
3436		3959
3437	warn "reloading...";	3960	return if $RELOAD++;
3438		3961
3439	warn "entering sync_job";	3962	my $t1 = AE::time;
3440		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3441	cf::sync_job {	3970	cf::sync_job {
3442	cf::write_runtime; # external watchdog should not bark
3443	cf::emergency_save;	3971	#cf::emergency_save;
3444	cf::write_runtime; # external watchdog should not bark
3445		3972
3446	warn "syncing database to disk";
3447	BDB::db_env_txn_checkpoint $DB_ENV;
3448
3449	# if anything goes wrong in here, we should simply crash as we already saved
3450
3451	warn "flushing outstanding aio requests";
3452	for (;;) {
3453	BDB::flush;
3454	IO::AIO::flush;
3455	Coro::cede_notself;
3456	last unless IO::AIO::nreqs || BDB::nreqs;
3457	warn "iterate...";
3458	}
3459
3460	++$RELOAD;
3461
3462	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3463	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3464	%EXT_CORO = ();	3975	%EXT_CORO = ();
3465		3976
3466	warn "removing commands";	3977	trace "perl_reload: removing commands";
3467	%COMMAND = ();	3978	%COMMAND = ();
3468		3979
3469	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3470	%EXTCMD = ();	3981	%EXTCMD = ();
3471	%EXTICMD = ();	3982	%EXTICMD = ();
3472		3983
3473	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3474	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3475	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3476		3987
3477	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3478	eval {	3989	eval {
3479	$cb->($pkg);	3990	$cb->($pkg);
3480	1	3991	1
3481	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
3482	}	3997	}
3483		3998
3484	warn "... nuking $pkg";
3485	Symbol::delete_package $pkg;
3486	}
3487
3488	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3489	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3490	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3491		4002
3492	warn "... unloading $k";	4003	trace "... unloading $k";
3493	delete $INC{$k};	4004	delete $INC{$k};
3494		4005
3495	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3496	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3497		4008
3498	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3499	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3500	}	4014	}
3501		4015
3502	Symbol::delete_package $k;
3503	}
3504
3505	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3506	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3507	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3508		4019
3509	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3510	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3511	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3512		4023
3513	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3514	# and global variables created in xs	4025	# and global variables created in xs
3515	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3516		4027
3517	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3518		4029
3519	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3520	require cf;	4031	require cf;
3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3522		4033
3523	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3524	cf::reload_config;	4035	cf::reload_config;
3525		4036
3526	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3527	cf::load_extensions;	4038	cf::load_extensions;
3528		4039
		4040	if ($REATTACH_ON_RELOAD) {
3529	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3530	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3531	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3532	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3533	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3534	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3535		4048
3536	warn "leaving sync_job";	4049	cf::_post_init 1;
3537		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3538	1	4053	1
3539	} or do {	4054	} or do {
3540	warn $@;	4055	error $@;
3541	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3542	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3543	};	4060	}
3544		4061
3545	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3546	};	4064	};
3547		4065
3548	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3549		4067
3550	sub reload_perl() {	4068	sub reload_perl() {
3551	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3552	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3553		4071
		4072	$RELOAD_WATCHER ||= cf::async {
		4073	Coro::AIO::aio_wait cache_extensions;
		4074
3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4076	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3556	do_reload_perl;	4078	};
3557	};	4079	};
3558	}	4080	}
3559		4081
3560	register_command "reload" => sub {	4082	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
…		…
3567	reload_perl;	4089	reload_perl;
3568	};	4090	};
3569	}	4091	}
3570	};	4092	};
3571		4093
3572	unshift @INC, $LIBDIR;	4094	#############################################################################
3573		4095
3574	my $bug_warning = 0;	4096	my $bug_warning = 0;
3575		4097
3576	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3578		4100
3579	sub wait_for_tick {	4101	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3582		4103
3583	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	4106	$signal->wait;
3586	}	4107	}
3587		4108
3588	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3591		4111
3592	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4114	$signal->wait;
3595	}	4115	}
3596		4116
3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4117	sub tick {
3598	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3600	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3601	return;	4121	return;
3602	}	4122	}
3603		4123
3604	$NOW = $tick_start = EV::now;
3605
3606	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3607		4125
3608	$RUNTIME += $TICK;	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3609	$NEXT_TICK += $TICK;
3610		4127
3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3612	$NEXT_RUNTIME_WRITE = $NOW + 10;	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3613	Coro::async_pool {	4130	Coro::async_pool {
3614	$Coro::current->{desc} = "runtime saver";	4131	$Coro::current->{desc} = "runtime saver";
3615	write_runtime	4132	write_runtime_sync
3616	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3617	};	4134	};
3618	}	4135	}
3619		4136
3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3621	$sig->send;	4138	$sig->send;
3622	}	4139	}
3623	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3624	$sig->send;	4141	$sig->send;
3625	}	4142	}
3626		4143
3627	$LOAD = ($NOW - $tick_start) / $TICK;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3629		4146
3630	_post_tick;	4147	if (0) {
3631	};	4148	if ($NEXT_TICK) {
3632	$TICK_WATCHER->priority (EV::MAXPRI);	4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
		4153	}
		4154	}
3633		4155
3634	{	4156	{
		4157	# configure BDB
		4158
3635	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3636	BDB::max_poll_reqs $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
		4161	$AnyEvent::BDB::WATCHER->priority (1);
3637		4162
3638	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3639	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
3640	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3641	| BDB::LOG_AUTOREMOVE, 1);	4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3642	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3643	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3644		4170
3645	cf::sync_job {	4171	cf::sync_job {
3646	eval {	4172	eval {
…		…
3668	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3669	};	4195	};
3670	}	4196	}
3671		4197
3672	{	4198	{
		4199	# configure IO::AIO
		4200
3673	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3674
3675	undef $Coro::AIO::WATCHER;
3676	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3677	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4203	undef $AnyEvent::AIO::WATCHER;
3678	}	4204	}
3679		4205
3680	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3681		4208
3682	sub _log_backtrace {	4209	sub _log_backtrace {
3683	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3684		4211
3685	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3686		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3687	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3688	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3689	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3690	async {	4222	async {
3691	$Coro::current->{desc} = "abt $msg";	4223	$Coro::current->{desc} = "abt $msg";
3692		4224
3693	my @bt = fork_call {	4225	my @bt = fork_call {
3694	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
…		…
3705	}	4237	}
3706		4238
3707	@funcs	4239	@funcs
3708	};	4240	};
3709		4241
3710	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3711	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3712	--$_log_backtrace;	4245	--$_log_backtrace;
3713	};	4246	};
3714	} else {	4247	} else {
3715	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3716	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3717	}	4250	}
3718	}	4251	}
3719		4252
3720	# load additional modules	4253	# load additional modules
3721	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3722		4256
3723	END { cf::emergency_save }	4257	END { cf::emergency_save }
3724		4258
3725	1	4259	1
3726		4260

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