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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 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 1.86;	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
74	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		125
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME;
93	our $NOW;	137	our $NOW;
…		…
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		145
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		155
106	binmode STDOUT;	156	binmode STDOUT;
107	binmode STDERR;	157	binmode STDERR;
108		158
109	# read virtual server time, if available	159	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
114	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
115		167
116	mkdir $_	168	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		170
119	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
120		172
121	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::"} };
122		189
123	#############################################################################	190	#############################################################################
124		191
125	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
126		193
…		…
168	from wherever your confdir points to.	235	from wherever your confdir points to.
169		236
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		238
172	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
173	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
174	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.
175		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
176	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
177		249
178	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
179	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
180	that call.	252	that call.
181		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
182	=back	260	=back
183		261
184	=cut	262	=cut
185		263
186	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	271	my $msg = join "", @_;
189		272
190	$msg .= "\n"	273	$msg .= "\n"
191	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
192		275
193	$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;
194		277
195	LOG llevError, $msg;	278	LOG llevWarn, $msg;
196	};	279	};
197	}	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	};
198		294
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	305	for my $pkg (qw(
210	cf::global cf::attachable	306	cf::global cf::attachable
211	cf::object cf::object::player	307	cf::object cf::object::player
212	cf::client cf::player	308	cf::client cf::player
213	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
214	cf::map cf::party cf::region	311	cf::party cf::region
215	)) {	312	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	314	}
219		315
220	$EV::DIED = sub {	316	$EV::DIED = sub {
221	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
222	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
223		324
224	#############################################################################	325	#############################################################################
225		326
226	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
227		328
…		…
248	$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;
249	$d	350	$d
250	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
251	}	352	}
252		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
253	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
254		369
255	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
256		371
257	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
263	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
264		379
265	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
267		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
268	=item cf::lock_wait $string	445	=item cf::lock_wait $string
269		446
270	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
271		448
272	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
273		450
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
277	returned.	454	returned.
278		455
279	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
280	deadlocked coro.	457	deadlocked coro.
…		…
286		463
287	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.
288		465
289	=cut	466	=cut
290		467
291	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		469
294	sub lock_wait($) {	470	sub lock_wait($) {
295	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	472	}
308		473
309	sub lock_acquire($) {	474	sub lock_acquire($) {
310	my ($key) = @_;	475	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	476	}
324		477
325	sub lock_active($) {	478	sub lock_active($) {
326	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	480	}
330		481
331	sub freeze_mainloop {	482	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
333		484
334	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	486	}
340		487
341	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
342		489
343	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
344	get spread over timer.	491	get spread over time.
345		492
346	=cut	493	=cut
347		494
348	sub periodic($$) {	495	sub periodic($$) {
349	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
353	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
354	}	501	}
355		502
356	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
357		504
358	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
359	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
360	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.
361		512
362	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
363	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
364		515
365	Useful for short background jobs.	516	Useful for short background jobs.
366		517
367	=cut	518	=cut
368		519
369	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
371		523
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
375		527
376	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
377		530
378	while () {	531	while () {
379	next_job:	532	next_job:
		533
380	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	535
382	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	540	$job->[2]->send;
386	Coro::cede;	541	Coro::cede;
387	goto next_job;	542	goto next_job;
388	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	545	}
390	}	546	}
391		547
392	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
393	# 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
394	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
395	$signal->wait;	551	$signal->wait;
396	} else {	552	} else {
		553	$busy = 0;
397	Coro::schedule;	554	Coro::schedule;
398	}	555	}
399	}	556	}
400	};	557	};
401		558
402	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
403	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
404		563
405	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
406	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
407		567
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
436	=cut	596	=cut
437		597
438	sub sync_job(&) {	598	sub sync_job(&) {
439	my ($job) = @_;	599	my ($job) = @_;
440		600
441	if ($Coro::current == $Coro::main) {	601	if (in_main) {
442	my $time = EV::time;	602	my $time = AE::time;
443		603
444	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
446		606
447	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
448		608
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
452		610
453	my $busy = 1;	611	my $busy = 1;
454	my @res;	612	my @res;
455		613
456	(async {	614	(async {
457	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
458	@res = eval { $job->() };	616	@res = eval { $job->() };
459	warn $@ if $@;	617	error $@ if $@;
460	undef $busy;	618	undef $busy;
461	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
462		620
463	while ($busy) {	621	while ($busy) {
464	if (Coro::nready) {	622	if (Coro::nready) {
…		…
466	} else {	624	} else {
467	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
468	}	626	}
469	}	627	}
470		628
471	$time = EV::time - $time;	629	my $time = AE::time - $time;
472		630
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
477		632
478	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
479	} else {	634	} else {
480	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
481		636
…		…
501	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
502		657
503	$coro	658	$coro
504	}	659	}
505		660
506	=item fork_call { }, $args	661	=item fork_call { }, @args
507		662
508	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
509	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
510	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
511	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
512		667
513	=cut	668	=cut
514		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
515	sub fork_call(&@) {	674	sub fork_call(&@) {
516	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
517		676
518	# 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,
519	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
520	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
521		680
522	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
523	reset_signals;	682	cf::post_fork;
524	&$cb	683	&$cb
525	}, @args;	684	} @args;
526		685
527	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
528	}	725	}
529		726
530	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
531		728
532	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
542	within each server.	739	within each server.
543		740
544	=cut	741	=cut
545		742
546	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
547	my ($name) = @_;	747	my ($name) = @_;
548	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
549		749
550	eval {	750	eval {
551	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
561	}	761	}
562		762
563	our $DB;	763	our $DB;
564		764
565	sub db_init {	765	sub db_init {
566	cf::sync_job {
567	$DB ||= db_table "db";	766	$DB ||= db_table "db";
568	};
569	}	767	}
570		768
571	sub db_get($$) {	769	sub db_get($$) {
572	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
573		771
574	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
575	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
576		776
577	$! ? ()	777	$! ? ()
578	: $data	778	: $data
579	}
580	}	779	}
581		780
582	sub db_put($$$) {	781	sub db_put($$$) {
583	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
584	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612		811
613	my @data;	812	my @data;
614	my $md5;	813	my $md5;
615		814
616	for (0 .. $#$src) {	815	for (0 .. $#$src) {
617	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
618	or Carp::croak "$src->[$_]: $!";
619	}	817	}
620		818
621	# if processing is expensive, check	819	# if processing is expensive, check
622	# checksum first	820	# checksum first
623	if (1) {	821	if (1) {
…		…
640		838
641	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
642	my $data = $process->(\@data);	840	my $data = $process->(\@data);
643	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
644		842
645	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
646		844
647	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
648	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
649	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
650		848
…		…
660		858
661	=cut	859	=cut
662		860
663	sub datalog($@) {	861	sub datalog($@) {
664	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
665	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
666	}	864	}
667		865
668	=back	866	=back
669		867
670	=cut	868	=cut
671		869
672	#############################################################################	870	#############################################################################
673		871
674	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
675		873
676	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
677	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")
678	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
679		877
680	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>
681	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
…		…
731	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
732		930
733	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
734	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
735		933
736	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
737	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.
738		936
739	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
740		938
741	=over 4	939	=over 4
…		…
865		1063
866	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
867	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
868		1066
869	} elsif (ref $type) {	1067	} elsif (ref $type) {
870	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
871		1069
872	} else {	1070	} else {
873	shift @arg;	1071	shift @arg;
874	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
875	}	1073	}
876	}	1074	}
877	}	1075	}
878		1076
879	sub _object_attach {	1077	sub _object_attach {
…		…
889	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
890	}	1088	}
891		1089
892	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
893	} else {	1091	} else {
894	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
895	}	1093	}
896		1094
897	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
898	}	1096	}
899		1097
…		…
958		1156
959	for (@$callbacks) {	1157	for (@$callbacks) {
960	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
961		1159
962	if ($@) {	1160	if ($@) {
963	warn "$@";
964	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
965	override;	1162	override;
966	}	1163	}
967		1164
968	return 1 if $override;	1165	return 1 if $override;
969	}	1166	}
…		…
1032		1229
1033	sub reattach {	1230	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1232	my ($obj) = @_;
1036		1233
		1234	# no longer needed after getting rid of delete_package?
1037	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
1038		1236
1039	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1040		1238
1041	@$registry = ();	1239	@$registry = ();
1042		1240
…		…
1047	for (@$attach) {	1245	for (@$attach) {
1048	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1049	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1050	}	1248	}
1051	} else {	1249	} else {
1052	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1053	}	1251	}
1054	}	1252	}
1055	}	1253	}
1056		1254
1057	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1084	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1085		1283
1086	sync_job {	1284	sync_job {
1087	if (length $$rdata) {	1285	if (length $$rdata) {
1088	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1091		1290
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	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	}
1096	close $fh;	1298	aio_close $fh;
1097		1299
1098	if (@$objs) {	1300	if (@$objs) {
1099	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) {
1100	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1103	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	}
1104	close $fh;	1309	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1311	}
1107	} else {	1312	} else {
1108	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1109	}	1314	}
1110		1315
1111	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1320	} else {
1113	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1114	}	1322	}
1115	} else {	1323	} else {
1116	aio_unlink $filename;	1324	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1118	}	1326	}
…		…
1142	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1143	$av = $st->{objs};	1351	$av = $st->{objs};
1144	}	1352	}
1145		1353
1146	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1147	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1148	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1149		1358
1150	($data, $av)	1359	($data, $av)
1151	}	1360	}
1152		1361
1153	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1209	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1210		1419
1211	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1212	}	1421	}
1213		1422
		1423	use File::Glob ();
		1424
1214	cf::player->attach (	1425	cf::player->attach (
1215	on_command => sub {	1426	on_unknown_command => sub {
1216	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1217		1428
1218	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1219	or return;	1430	or return;
1220		1431
…		…
1243		1454
1244	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1245	if $reply;	1456	if $reply;
1246		1457
1247	} else {	1458	} else {
1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1249	}	1460	}
1250		1461
1251	cf::override;	1462	cf::override;
1252	},	1463	},
1253	);	1464	);
1254		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
1255	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1256	cf::sync_job {	1482	cf::sync_job {
1257	my %todo;	1483	my %todo;
1258		1484
1259	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1260	next unless -r $path;	1486	next unless -r $path;
…		…
1278		1504
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1507
1282	$ext{source} =	1508	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1284	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1285	. $source	1511	. $source
1286	. "\n};\n1";	1512	. "\n};\n1";
1287		1513
1288	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1289	}	1515	}
1290		1516
		1517	my $pass = 0;
1291	my %done;	1518	my %done;
1292	while (%todo) {	1519	while (%todo) {
1293	my $progress;	1520	my $progress;
1294		1521
		1522	++$pass;
		1523
		1524	ext:
1295	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1527	next ext
1298	unless exists $done{$_};	1528	unless exists $done{$_};
1299	}	1529	}
1300		1530
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1532
1303	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1308	warn $msg;	1540
1309	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1310	exit 1;	1542	delete $todo{$k};
1311	}	1543	} else {
1312		1544	$done{$k} = delete $todo{$k};
1313	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1314	}	1550	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1551	}
1320		1552
1321	skip:	1553	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	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	}
1324	}	1563	}
1325	};	1564	};
1326	}	1565	}
1327		1566
1328	#############################################################################	1567	#############################################################################
1329		1568
1330	=back	1569	=back
1331		1570
1332	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1333		1572
1334	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1335		1574
1336	=cut	1575	=cut
1337		1576
1338	package cf::player;	1577	package cf::player;
1339		1578
…		…
1382		1621
1383	sub exists($) {	1622	sub exists($) {
1384	my ($login) = @_;	1623	my ($login) = @_;
1385		1624
1386	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1388	}	1627	}
1389		1628
1390	sub find($) {	1629	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1631	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1644	or return;
1406		1645
1407	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1408	or return;	1647	or return;
		1648
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1412	}	1652	}
1413	}	1653	}
1414	}	1654	}
1415		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
1416	sub save($) {	1669	sub save($) {
1417	my ($pl) = @_;	1670	my ($pl) = @_;
1418		1671
1419	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1420		1673
…		…
1423		1676
1424	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1425		1678
1426	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1427	$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];
1428		1686
1429	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1688	cf::cede_to_tick;
1431	}	1689	}
1432		1690
…		…
1464	my ($pl) = @_;	1722	my ($pl) = @_;
1465		1723
1466	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1467		1725
1468	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1469	$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
1470		1728
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1472	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1474	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1475		1737
1476	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1478	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1516		1778
1517	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1518	my $path = path $login;	1780	my $path = path $login;
1519		1781
1520	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1788	}
1526		1789
…		…
1530		1793
1531	\@logins	1794	\@logins
1532	}	1795	}
1533		1796
1534	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1535		1800
1536	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1537	player. May block.	1802	player. May block.
1538		1803
1539	=cut	1804	=cut
…		…
1557	}	1822	}
1558		1823
1559	\@paths	1824	\@paths
1560	}	1825	}
1561		1826
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1828
1564	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1830
1655	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1656		1832
1657	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1658		1834
…		…
1690		1866
1691	=cut	1867	=cut
1692		1868
1693	sub find_by_path($) {	1869	sub find_by_path($) {
1694	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1695		1873
1696	my ($match, $specificity);	1874	my ($match, $specificity);
1697		1875
1698	for my $region (list) {	1876	for my $region (list) {
1699	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1725	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1727		1905
1728	sub generate_random_map {	1906	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1730	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1731	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735	$rmp->{exit_on_final_map},
1736	$rmp->{xsize}, $rmp->{ysize},
1737	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1738	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1739	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1740	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1741	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1742	(cf::region::find $rmp->{region}), $rmp->{custom}
1743	)
1744	}	1912	}
1745		1913
1746	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1747		1915
1748	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
…		…
1753		1921
1754	sub register {	1922	sub register {
1755	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1756	my $pkg = caller;	1924	my $pkg = caller;
1757		1925
1758	no strict;
1759	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1760		1927
1761	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1762	}	1929	}
1763		1930
1764	# also paths starting with '/'	1931	# also paths starting with '/'
1765	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1766		1933
1767	sub thawer_merge {	1934	sub thawer_merge {
1768	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1769		1936
1770	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1775	}	1942	}
1776		1943
1777	sub normalise {	1944	sub normalise {
1778	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1779		1946
1780	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1781		1948
1782	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1783		1950
1784	# map plan:	1951	# map plan:
1785	#	1952	#
…		…
1787	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1788	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1789	# ?random/... random maps	1956	# ?random/... random maps
1790	# /... normal maps	1957	# /... normal maps
1791	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1792		1960
1793	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1794		1962
1795	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1796	# something that looks reasonable	1964	# something that looks reasonable
1797	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1798	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1799		1967
1800	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1801	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1802	}	1984	}
1803		1985
1804	for ($path) {	1986	for ($path) {
1805	redo if s{//}{/};
1806	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1807	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1808	}	1989	}
1809		1990
1810	$path	1991	$path
…		…
1824	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1825	return $self;	2006	return $self;
1826	}	2007	}
1827	}	2008	}
1828		2009
1829	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1830	()	2011	()
1831	}	2012	}
1832		2013
		2014	# may re-bless or do other evil things
1833	sub init {	2015	sub init {
1834	my ($self) = @_;	2016	my ($self) = @_;
1835		2017
1836	$self	2018	$self
1837	}	2019	}
…		…
1856		2038
1857	# the temporary/swap location	2039	# the temporary/swap location
1858	sub save_path {	2040	sub save_path {
1859	my ($self) = @_;	2041	my ($self) = @_;
1860		2042
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1863	}	2045	}
1864		2046
1865	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1866	sub uniq_path {	2048	sub uniq_path {
1867	my ($self) = @_;	2049	my ($self) = @_;
1868		2050
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	2053	}
1881		2054
1882	sub decay_objects {	2055	sub decay_objects {
1883	my ($self) = @_;	2056	my ($self) = @_;
1884		2057
…		…
1911	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1912		2085
1913	1	2086	1
1914	}	2087	}
1915		2088
		2089	# used to laod the header of an original map
1916	sub load_header_orig {	2090	sub load_header_orig {
1917	my ($self) = @_;	2091	my ($self) = @_;
1918		2092
1919	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1920	}	2094	}
1921		2095
		2096	# used to laod the header of an instantiated map
1922	sub load_header_temp {	2097	sub load_header_temp {
1923	my ($self) = @_;	2098	my ($self) = @_;
1924		2099
1925	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1926	}	2101	}
1927		2102
		2103	# called after loading the header from an instantiated map
1928	sub prepare_temp {	2104	sub prepare_temp {
1929	my ($self) = @_;	2105	my ($self) = @_;
1930		2106
1931	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1932	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1933	# safety	2109	# safety
1934	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1935	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1936	}	2112	}
1937		2113
		2114	# called after loading the header from an original map
1938	sub prepare_orig {	2115	sub prepare_orig {
1939	my ($self) = @_;	2116	my ($self) = @_;
1940		2117
1941	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1942	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1966		2143
1967	sub find;	2144	sub find;
1968	sub find {	2145	sub find {
1969	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1970		2147
		2148	cf::cede_to_tick;
		2149
1971	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1972		2151
1973	cf::lock_wait "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2154
1976	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1981	or return;	2157	or return;
1982		2158
1983	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1984		2160
…		…
1986	or return;	2162	or return;
1987		2163
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
1991	undef $guard1;	2168	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2169	$map->reset;
1994	return find $path;	2170	return find $path;
1995	}	2171	}
1996		2172
1997	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1998	}	2174	}
1999	}	2175	}
2000		2176
2001	sub pre_load { }	2177	sub pre_load { }
2002	sub post_load { }	2178	#sub post_load { } # XS
2003		2179
2004	sub load {	2180	sub load {
2005	my ($self) = @_;	2181	my ($self) = @_;
2006		2182
2007	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2019	$self->alloc;	2195	$self->alloc;
2020		2196
2021	$self->pre_load;	2197	$self->pre_load;
2022	cf::cede_to_tick;	2198	cf::cede_to_tick;
2023		2199
		2200	if (exists $self->{load_path}) {
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2202	$f->skip_block;
2026	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
2027	or return;	2204	or return;
2028		2205
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
2030	if delete $self->{load_original};	2207	if delete $self->{load_original};
2031		2208
2032	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2210	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
2035	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
2036	$self->clear_unique_items;	2213	$self->clear_unique_items;
2037	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
2038	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
2039	}	2217	}
2040	}	2218	}
2041	}
2042		2219
2043	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
2044		2225
2045	cf::cede_to_tick;	2226	cf::cede_to_tick;
2046	# now do the right thing for maps	2227	# now do the right thing for maps
2047	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
2048	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
2052	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2234	$self->decay_objects;
2054	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
2055	$self->update_buttons;	2236	$self->update_buttons;
2056	cf::cede_to_tick;	2237	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2238	$self->activate;
2060	}	2239	}
2061		2240
2062	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
2064		2243
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2245	}
2067		2246
2068	$self->post_load;	2247	$self->post_load;
2069	}
2070		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
2071	sub customise_for {	2255	sub customise_for {
2072	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
2073		2257
2074	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
2075	if $self->per_player;	2259	if $self->per_player;
…		…
2091	or next;	2275	or next;
2092	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
2093	or next;	2277	or next;
2094	$neigh->load;	2278	$neigh->load;
2095		2279
		2280	# now find the diagonal neighbours
2096	push @neigh,	2281	push @neigh,
2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2099	}	2284	}
2100		2285
…		…
2107	}	2292	}
2108		2293
2109	sub find_sync {	2294	sub find_sync {
2110	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2111		2296
2112	cf::sync_job { find $path, $origin }	2297	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2298	if $Coro::current == $Coro::main;
		2299
		2300	find $path, $origin
2113	}	2301	}
2114		2302
2115	sub do_load_sync {	2303	sub do_load_sync {
2116	my ($map) = @_;	2304	my ($map) = @_;
2117		2305
2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2119	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2120		2308
2121	cf::sync_job { $map->load };	2309	$map->load;
2122	}	2310	}
2123		2311
2124	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2125	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2126		2314
2127	sub find_async {	2315	sub find_async {
2128	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2129		2317
2130	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2131		2319
2132	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2322	}
2135		2323
2136	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
2137		2325
2138	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
…		…
2152	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2153		2341
2154	()	2342	()
2155	}	2343	}
2156		2344
		2345	# common code, used by both ->save and ->swapout
2157	sub save {	2346	sub _save {
2158	my ($self) = @_;	2347	my ($self) = @_;
2159
2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
2161		2348
2162	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2163		2350
2164	return unless $self->dirty;	2351	return unless $self->dirty;
2165		2352
…		…
2174		2361
2175	cf::async {	2362	cf::async {
2176	$Coro::current->{desc} = "map player save";	2363	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2178	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2179		2368
2180	if ($uniq) {	2369	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2372	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2185	}	2374	}
2186	}	2375	}
2187		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2188	sub swap_out {	2385	sub swap_out {
2189	my ($self) = @_;	2386	my ($self) = @_;
2190		2387
2191	# save first because save cedes
2192	$self->save;
2193
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2196	return if $self->players;	2392	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;
2198	return if $self->{deny_save};
2199		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->in_memory (cf::MAP_SWAPPED);	2397	$self->in_memory (cf::MAP_SWAPPED);
		2398
		2399	# then atomically save
		2400	$self->_save;
		2401
		2402	# then free the map
		2403	$self->clear;
		2404	}
		2405
		2406	sub reset_at {
		2407	my ($self) = @_;
		2408
		2409	# TODO: safety, remove and allow resettable per-player maps
		2410	return 1e99 if $self->{deny_reset};
		2411
		2412	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2413	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2414
		2415	$time + $to
		2416	}
		2417
		2418	sub should_reset {
		2419	my ($self) = @_;
		2420
		2421	$self->reset_at <= $cf::RUNTIME
		2422	}
		2423
		2424	sub reset {
		2425	my ($self) = @_;
		2426
		2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2428
		2429	return if $self->players;
		2430
		2431	cf::trace "resetting map ", $self->path, "\n";
		2432
		2433	$self->in_memory (cf::MAP_SWAPPED);
		2434
		2435	# need to save uniques path
		2436	unless ($self->{deny_save}) {
		2437	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2438
		2439	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2440	if $uniq;
		2441	}
		2442
		2443	delete $cf::MAP{$self->path};
2201		2444
2202	$self->deactivate;	2445	$self->deactivate;
2203	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2204	$self->clear;	2447	$self->clear;
2205	}
2206
2207	sub reset_at {
2208	my ($self) = @_;
2209
2210	# TODO: safety, remove and allow resettable per-player maps
2211	return 1e99 if $self->{deny_reset};
2212
2213	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2214	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2215
2216	$time + $to
2217	}
2218
2219	sub should_reset {
2220	my ($self) = @_;
2221
2222	$self->reset_at <= $cf::RUNTIME
2223	}
2224
2225	sub reset {
2226	my ($self) = @_;
2227
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229
2230	return if $self->players;
2231
2232	warn "resetting map ", $self->path;
2233
2234	$self->in_memory (cf::MAP_SWAPPED);
2235
2236	# need to save uniques path
2237	unless ($self->{deny_save}) {
2238	my $uniq = $self->uniq_path; utf8::encode $uniq;
2239
2240	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2241	if $uniq;
2242	}
2243
2244	delete $cf::MAP{$self->path};
2245
2246	$self->deactivate;
2247	$_->clear_links_to ($self) for values %cf::MAP;
2248	$self->clear;
2249		2448
2250	$self->unlink_save;	2449	$self->unlink_save;
2251	$self->destroy;	2450	$self->destroy;
2252	}	2451	}
2253		2452
…		…
2261		2460
2262	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2263		2462
2264	$self->unlink_save;	2463	$self->unlink_save;
2265		2464
2266	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2267	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2268	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2269	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2271		2470
…		…
2320		2519
2321	sub unique_maps() {	2520	sub unique_maps() {
2322	[	2521	[
2323	map {	2522	map {
2324	utf8::decode $_;	2523	utf8::decode $_;
2325	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2326	? normalise $_	2527	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2529	]
2330	}	2530	}
2331		2531
2332	package cf;	2532	=item cf::map::static_maps
		2533
		2534	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2535	file in the shared directory excluding F</styles> and F</editor>). May
		2536	block.
		2537
		2538	=cut
		2539
		2540	sub static_maps() {
		2541	my @dirs = "";
		2542	my @maps;
		2543
		2544	while (@dirs) {
		2545	my $dir = shift @dirs;
		2546
		2547	next if $dir eq "/styles" || $dir eq "/editor";
		2548
		2549	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2550	or return;
		2551
		2552	for (@$files) {
		2553	s/\.map$// or next;
		2554	utf8::decode $_;
		2555	push @maps, "$dir/$_";
		2556	}
		2557
		2558	push @dirs, map "$dir/$_", @$dirs;
		2559	}
		2560
		2561	\@maps
		2562	}
2333		2563
2334	=back	2564	=back
2335		2565
2336	=head3 cf::object	2566	=head3 cf::object
2337		2567
…		…
2341		2571
2342	=over 4	2572	=over 4
2343		2573
2344	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2345		2575
2346	Returns the inventory of the object _and_ their inventories, recursively.	2576	Returns the inventory of the object I<and> their inventories, recursively,
		2577	but I<not> the object itself.
2347		2578
2348	=cut	2579	=cut
2349		2580
2350	sub inv_recursive_;	2581	sub inv_recursive_;
2351	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2357	}	2588	}
2358		2589
2359	=item $ref = $ob->ref	2590	=item $ref = $ob->ref
2360		2591
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2592	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2593
2363	=item $ob = cf::object::deref ($refstring)	2594	=item $ob = cf::object::deref ($refstring)
2364		2595
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2596	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2597	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2629	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2400		2631
2401	=cut	2632	=cut
2402		2633
		2634	our $SAY_CHANNEL = {
		2635	id => "say",
		2636	title => "Map",
		2637	reply => "say ",
		2638	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2639	};
		2640
		2641	our $CHAT_CHANNEL = {
		2642	id => "chat",
		2643	title => "Chat",
		2644	reply => "chat ",
		2645	tooltip => "Player chat and shouts, global to the server.",
		2646	};
		2647
2403	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2649	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2650	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2652	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2665
2421	} else {	2666	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2669	}
2425	}	2670	}
2426	}	2671	}
2427		2672
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2698
2454	=item $player_object->enter_link	2699	=item $player_object->enter_link
2455		2700
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2701	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2702
2458	The player should be reasonably safe there for short amounts of time. You	2703	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2704	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2705	though, as the player cannot control the character while it is on the link
		2706	map.
2460		2707
2461	Will never block.	2708	Will never block.
2462		2709
2463	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2464		2711
…		…
2484	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2732	my ($self) = @_;
2486		2733
2487	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2488		2735
		2736	++$self->{_link_recursion};
		2737
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2739
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2493		2742
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2744	}
2496		2745
2497	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2499		2748
…		…
2516	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2518		2767
2519	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2522		2771
2523	$map->load;	2772	$map->load;
2524	$map->load_neighbours;	2773	$map->load_neighbours;
2525		2774
2526	return unless $self->contr->active;	2775	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2776
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2531	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2532		2784
		2785	}
		2786
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2534		2788
2535	Moves the player to the given map-path and coordinates by first freezing	2789	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2791	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2792	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2793	be called at the end of this process.
2540		2794
		2795	Note that $check will be called with a potentially non-loaded map, so if
		2796	it needs a loaded map it has to call C<< ->load >>.
		2797
2541	=cut	2798	=cut
2542		2799
2543	our $GOTOGEN;	2800	our $GOTOGEN;
2544		2801
2545	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2546	my ($self, $path, $x, $y, $check, $done) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
		2804
		2805	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2806	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2807	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2808	($path, $x, $y) = @$EMERGENCY_POSITION;
		2809	}
2547		2810
2548	# do generation counting so two concurrent goto's will be executed in-order	2811	# do generation counting so two concurrent goto's will be executed in-order
2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2550		2813
2551	$self->enter_link;	2814	$self->enter_link;
…		…
2571	($path, $x, $y) = (undef, undef, undef);	2834	($path, $x, $y) = (undef, undef, undef);
2572	}	2835	}
2573	}	2836	}
2574		2837
2575	my $map = eval {	2838	my $map = eval {
2576	my $map = defined $path ? cf::map::find $path : undef;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2577		2840
2578	if ($map) {	2841	if ($map) {
2579	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2580	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2581	} else {	2844	} else {
2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583	}	2846	}
2584		2847
2585	$map	2848	$map
…		…
2593	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2594	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2595	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2596	}	2859	}
2597		2860
2598	$done->() if $done;	2861	$done->($self) if $done;
2599	})->prio (1);	2862	})->prio (1);
2600	}	2863	}
2601		2864
2602	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2603		2866
…		…
2623	}	2886	}
2624		2887
2625	sub prepare_random_map {	2888	sub prepare_random_map {
2626	my ($exit) = @_;	2889	my ($exit) = @_;
2627		2890
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2893	# that depends on the exit object
2633		2894
2634	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2897	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2641	}	2904	}
2642		2905
2643	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2644		2907
2645	my $data = cf::encode_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2648		2911
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2914	undef $fh;
2652	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2653		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2656	}	2923	}
2657	}	2924	}
2658		2925
2659	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2661		2928
2662	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2663		2930
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2931	$self->enter_link;
2676		2932
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2933	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2934	$Coro::current->{desc} = "enter_exit";
2683		2935
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2936	unless (eval {
		2937	$self->deactivate_recursive; # just to be sure
		2938
		2939	# random map handling
		2940	{
		2941	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2942
		2943	prepare_random_map $exit
		2944	if $exit->slaying eq "/!";
		2945	}
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
2686	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2687		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
2688	1;	2957	1
2689	}) {	2958	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "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. "
2692	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2963
2695	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2696	$self->leave_link;	2965	$self->leave_link;
2697	}	2966	}
2698	})->prio (1);	2967	})->prio (1);
2699	}	2968	}
2700		2969
…		…
2712	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2714		2983
2715	utf8::encode $text;	2984	utf8::encode $text;
2716	$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);
2717	}	3011	}
2718		3012
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		3014
2721	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
…		…
2725		3019
2726	=cut	3020	=cut
2727		3021
2728	# non-persistent channels (usually the info channel)	3022	# non-persistent channels (usually the info channel)
2729	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	},
2730	"c/identify" => {	3030	"c/identify" => {
2731	id => "infobox",	3031	id => "infobox",
2732	title => "Identify",	3032	title => "Identify",
2733	reply => undef,	3033	reply => undef,
2734	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	3036	"c/examine" => {
2737	id => "infobox",	3037	id => "infobox",
2738	title => "Examine",	3038	title => "Examine",
2739	reply => undef,	3039	reply => undef,
2740	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",
2741	},	3047	},
2742	"c/book" => {	3048	"c/book" => {
2743	id => "infobox",	3049	id => "infobox",
2744	title => "Book",	3050	title => "Book",
2745	reply => undef,	3051	reply => undef,
…		…
2761	id => "infobox",	3067	id => "infobox",
2762	title => "Body Parts",	3068	title => "Body Parts",
2763	reply => undef,	3069	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	3070	tooltip => "Shows which body parts you posess and are available",
2765	},	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	},
2766	"c/uptime" => {	3108	"c/uptime" => {
2767	id => "infobox",	3109	id => "infobox",
2768	title => "Uptime",	3110	title => "Uptime",
2769	reply => undef,	3111	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	3112	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	3115	id => "infobox",
2774	title => "Map Info",	3116	title => "Map Info",
2775	reply => undef,	3117	reply => undef,
2776	tooltip => "Information related to the maps",	3118	tooltip => "Information related to the maps",
2777	},	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" => $CHAT_CHANNEL,
2778	);	3134	);
2779		3135
2780	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2782		3138
2783	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2784		3141
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		3143
2787	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	3145	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	3146	$channel = $CHANNEL{$channel};
2790		3147
2791	$self->ext_msg (channel_info => $channel)	3148	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	3149	$channel = $channel->{id};
2795		3150
2796	} elsif (ref $channel) {	3151	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	3156	}
2803		3157
2804	$channel = $channel->{id};	3158	$channel = $channel->{id};
2805	}	3159	}
2806		3160
2807	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2808		3162
2809	if ($self->can_msg) {
2810	# default colour, mask it out	3163	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2813		3166
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	3170	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		3171
2828	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	3173	}
2842		3174
2843	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2844		3176
2845	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2848		3180
2849	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2851		3183
2852	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3189	}
2858	}	3190	}
2859		3191
2860	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2861		3193
…		…
2865		3197
2866	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2868		3200
2869	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3204	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3207	}
2876	}	3208	}
2877		3209
2878	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2879		3211
…		…
2950		3282
2951	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2952	if $reply;	3284	if $reply;
2953		3285
2954	} else {	3286	} else {
2955	warn "client " . ($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";
2956	}	3288	}
2957		3289
2958	cf::override;	3290	cf::override;
2959	},	3291	},
2960	);	3292	);
…		…
2980		3312
2981	$coro	3313	$coro
2982	}	3314	}
2983		3315
2984	cf::client->attach (	3316	cf::client->attach (
2985	on_destroy => sub {	3317	on_client_destroy => sub {
2986	my ($ns) = @_;	3318	my ($ns) = @_;
2987		3319
2988	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2989	},	3321	},
2990	);	3322	);
…		…
3006	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
3007		3339
3008	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
3009		3341
3010	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
3013	sort time	3345	sort time
3014	));	3346	));
3015		3347
3016	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
3019		3351
3020	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
3021		3353
3022	cf::object	3354	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3355	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
3025		3358
3026	cf::object::player	3359	cf::object::player
3027	player	3360	player
3028		3361
3029	cf::player	3362	cf::player
…		…
3034		3367
3035	=cut	3368	=cut
3036		3369
3037	for (	3370	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3373	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
3044	) {	3377	) {
3045	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3048	for @funs;	3380	for @funs;
3049	}	3381	}
3050		3382
…		…
3065		3397
3066	my $qcode = $code;	3398	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
3069		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
3070	local $_;	3405	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3406
3073	my $eval =	3407	my $eval =
3074	"do {\n"	3408	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3411	. $code
3078	. "\n}"	3412	. "\n}"
3079	;	3413	;
3080		3414
		3415	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
3084		3424
3085	if ($@) {	3425	if ($@) {
3086	warn "$@";	3426	warn "$@",
3087	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
3088	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
3089	}	3429	}
3090		3430
3091	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
3092	}	3432	}
3093		3433
…		…
3107	=cut	3447	=cut
3108		3448
3109	sub register_script_function {	3449	sub register_script_function {
3110	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
3111		3451
3112	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
3114	}	3454	}
3115		3455
3116	=back	3456	=back
3117		3457
3118	=cut	3458	=cut
…		…
3127	# for this (global event?)	3467	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
3129		3469
3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3131		3471
3132	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
3133		3473
3134	my $facedata;	3474	my $facedata = decode_storable load_file $path;
3135	0 < aio_load $path, $facedata
3136	or die "$path: $!";
3137
3138	$facedata = Coro::Storable::thaw $facedata;
3139		3475
3140	$facedata->{version} == 2	3476	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
3142		3478
3143	# 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]);
3144	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3145	type => FT_RSRC,	3482	type => FT_RSRC,
3146	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),
3147	};	3485	};
3148	cf::cede_to_tick;	3486	cf::cede_to_tick;
3149		3487
3150	{	3488	{
3151	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
…		…
3153	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3493
3156	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	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} , $info->{glyph} ;
3160		3499
3161	cf::cede_to_tick;	3500	cf::cede_to_tick;
3162	}	3501	}
3163		3502
3164	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
…		…
3169		3508
3170	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3171	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3173	} else {	3512	} else {
3174	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3175	}	3514	}
3176		3515
3177	cf::cede_to_tick;	3516	cf::cede_to_tick;
3178	}	3517	}
3179	}	3518	}
…		…
3188		3527
3189	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3190	}	3529	}
3191		3530
3192	{	3531	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3196		3533
3197	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3535	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3537
3202	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3539	cf::face::set_type $idx, $info->{type};
3217	} else {	3540	} else {
3218	$RESOURCE{$name} = $info;	3541	$RESOURCE{$name} = $info; # unused
3219	}	3542	}
3220		3543
3221	cf::cede_to_tick;	3544	cf::cede_to_tick;
3222	}	3545	}
3223	}	3546	}
3224		3547
3225	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3226		3549
3227	1	3550	1
3228	}	3551	}
3229
3230	cf::global->attach (on_resource_update => sub {
3231	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3232	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3233
3234	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3235	my $sound = $soundconf->{compat}[$_]
3236	or next;
3237
3238	my $face = cf::face::find "sound/$sound->[1]";
3239	cf::sound::set $sound->[0] => $face;
3240	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3241	}
3242
3243	while (my ($k, $v) = each %{$soundconf->{event}}) {
3244	my $face = cf::face::find "sound/$v";
3245	cf::sound::set $k => $face;
3246	}
3247	}
3248	});
3249		3552
3250	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
3251	my ($ns, $want) = @_;	3554	my ($ns, $want) = @_;
3252		3555
3253	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3254	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3255	}	3558	}
3256	};	3559	};
		3560
		3561	sub load_resource_file($) {
		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	$status
		3569	}
3257		3570
3258	sub reload_regions {	3571	sub reload_regions {
3259	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3260	# for this (global event?)	3573	# for this (global event?)
3261	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3275	}	3588	}
3276		3589
3277	sub reload_archetypes {	3590	sub reload_archetypes {
3278	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3279	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3280	#d# NEED to laod twice to resolve forward references
3281	# this really needs to be done in an extra post-pass
3282	# (which needs to be synchronous, so solve it differently)
3283	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";
3285	}	3593	}
3286		3594
3287	sub reload_treasures {	3595	sub reload_treasures {
3288	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3289	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3290	}	3598	}
3291		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
3292	sub reload_resources {	3620	sub reload_resources {
3293	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3294		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3295	reload_regions;	3628	reload_regions;
3296	reload_facedata;
3297	#reload_archetypes;#d#
3298	reload_archetypes;
3299	reload_treasures;	3629	reload_treasures;
3300		3630
3301	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3302	}
3303
3304	sub init {
3305	reload_resources;
3306	}	3632	}
3307		3633
3308	sub reload_config {	3634	sub reload_config {
3309	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3310	or return;
3311		3636
3312	local $/;	3637	my $config = load_file "$CONFDIR/config";
3313	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3314		3640
3315	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3316		3642
3317	$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};
3318	$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};
3319		3645
3320	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3324	};	3650	};
3325	warn $@ if $@;	3651	warn $@ if $@;
3326	}	3652	}
3327	}	3653	}
3328		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
3329	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
3330	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3331	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3332	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#
3333	(async {	3696	(async {
3334	$Coro::current->{desc} = "IDLE BUG HANDLER";	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
3335	EV::loop EV::LOOP_ONESHOT;	3698	EV::loop EV::LOOP_ONESHOT;
3336	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3337	};	3700	};
3338		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;
3339	reload_config;	3714	reload_config;
3340	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
3341	load_extensions;	3725	load_extensions;
3342		3726
3343	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3728
3345	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;
3346	}	3745	}
3347		3746
3348	#############################################################################	3747	#############################################################################
3349	# initialisation and cleanup	3748	# initialisation and cleanup
3350		3749
3351	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3352	BEGIN {	3751	BEGIN {
3353	our %SIGWATCHER = ();	3752	our %SIGWATCHER = ();
3354	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3355	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3356	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3357	};	3756	};
3358	}	3757	}
3359	}	3758	}
3360		3759
3361	sub write_runtime {	3760	sub write_runtime_sync {
3362	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3363		3762
3364	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3365	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3366		3765
3367	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3368		3767
3369	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3370		3769
3371	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3372	or return;	3771	or return;
3373		3772
3374	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3375	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3376	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3386	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3387		3786
3388	close $fh	3787	close $fh
3389	or return;	3788	or return;
3390		3789
3391	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3392	and return;	3791	and return;
3393		3792
3394	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3395		3794
3396	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 };
3397	}	3846	}
3398		3847
3399	sub emergency_save() {	3848	sub emergency_save() {
3400	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3401		3850
3402	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;
3403		3857
3404	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3405	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3406	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3407	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3408	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3409	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3410	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3411	$pl->valid or next;	3867	$pl->valid or next;
3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3413	$pl->save;	3869	$pl->save;
3414	}	3870	}
3415	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3416		3872
3417	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";
3418	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3419	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3420	$map->valid or next;	3878	$map->valid or next;
3421	$map->save;	3879	$map->save;
3422	}	3880	}
3423	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3424		3882
3425	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";
3426	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3427	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 $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3428	};	3911	};
3429		3912
3430	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3431	}	3914	}
3432		3915
3433	sub post_cleanup {	3916	sub post_cleanup {
3434	my ($make_core) = @_;	3917	my ($make_core) = @_;
3435		3918
		3919	IO::AIO::flush;
		3920
3436	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3437	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	}
3438	}	3951	}
3439		3952
3440	sub do_reload_perl() {	3953	sub do_reload_perl() {
3441	# can/must only be called in main	3954	# can/must only be called in main
3442	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3443	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3444	return;	3957	return;
3445	}	3958	}
3446		3959
3447	warn "reloading...";	3960	return if $RELOAD++;
3448		3961
3449	warn "entering sync_job";	3962	my $t1 = AE::time;
3450		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3451	cf::sync_job {	3970	cf::sync_job {
3452	cf::write_runtime; # external watchdog should not bark
3453	cf::emergency_save;	3971	#cf::emergency_save;
3454	cf::write_runtime; # external watchdog should not bark
3455		3972
3456	warn "syncing database to disk";
3457	BDB::db_env_txn_checkpoint $DB_ENV;
3458
3459	# if anything goes wrong in here, we should simply crash as we already saved
3460
3461	warn "flushing outstanding aio requests";
3462	for (;;) {
3463	BDB::flush;
3464	IO::AIO::flush;
3465	Coro::cede_notself;
3466	last unless IO::AIO::nreqs || BDB::nreqs;
3467	warn "iterate...";
3468	}
3469
3470	++$RELOAD;
3471
3472	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3473	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3474	%EXT_CORO = ();	3975	%EXT_CORO = ();
3475		3976
3476	warn "removing commands";	3977	trace "perl_reload: removing commands";
3477	%COMMAND = ();	3978	%COMMAND = ();
3478		3979
3479	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3480	%EXTCMD = ();	3981	%EXTCMD = ();
3481	%EXTICMD = ();	3982	%EXTICMD = ();
3482		3983
3483	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3484	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3485	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3486		3987
3487	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3488	eval {	3989	eval {
3489	$cb->($pkg);	3990	$cb->($pkg);
3490	1	3991	1
3491	} 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;
3492	}	3997	}
3493		3998
3494	warn "... nuking $pkg";
3495	Symbol::delete_package $pkg;
3496	}
3497
3498	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3499	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3500	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3501		4002
3502	warn "... unloading $k";	4003	trace "... unloading $k";
3503	delete $INC{$k};	4004	delete $INC{$k};
3504		4005
3505	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3506	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3507		4008
3508	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3509	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3510	}	4014	}
3511		4015
3512	Symbol::delete_package $k;
3513	}
3514
3515	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3516	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3517	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);
3518		4019
3519	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3520	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3521	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3522		4023
3523	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3524	# and global variables created in xs	4025	# and global variables created in xs
3525	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3526		4027
3527	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3528		4029
3529	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3530	require cf;	4031	require cf;
3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3532		4033
3533	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3534	cf::reload_config;	4035	cf::reload_config;
3535		4036
3536	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3537	cf::load_extensions;	4038	cf::load_extensions;
3538		4039
		4040	if ($REATTACH_ON_RELOAD) {
3539	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3540	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3541	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3542	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3543	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3544	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3545		4048
3546	warn "leaving sync_job";	4049	cf::_post_init 1;
3547		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3548	1	4053	1
3549	} or do {	4054	} or do {
3550	warn $@;	4055	error $@;
3551	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3552	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3553	};	4060	}
3554		4061
3555	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3556	};	4064	};
3557		4065
3558	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3559		4067
3560	sub reload_perl() {	4068	sub reload_perl() {
3561	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3562	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3563		4071
		4072	$RELOAD_WATCHER ||= cf::async {
		4073	Coro::AIO::aio_wait cache_extensions;
		4074
3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4076	do_reload_perl;
3565	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3566	do_reload_perl;	4078	};
3567	};	4079	};
3568	}	4080	}
3569		4081
3570	register_command "reload" => sub {	4082	register_command "reload" => sub {
3571	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
…		…
3577	reload_perl;	4089	reload_perl;
3578	};	4090	};
3579	}	4091	}
3580	};	4092	};
3581		4093
3582	unshift @INC, $LIBDIR;	4094	#############################################################################
3583		4095
3584	my $bug_warning = 0;	4096	my $bug_warning = 0;
3585		4097
3586	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3587	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3588		4100
3589	sub wait_for_tick {	4101	sub wait_for_tick() {
3590	return unless $TICK_WATCHER->is_active;
3591	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3592		4103
3593	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3594	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3595	$signal->wait;	4106	$signal->wait;
3596	}	4107	}
3597		4108
3598	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3599	return unless $TICK_WATCHER->is_active;
3600	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3601		4111
3602	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3603	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3604	$signal->wait;	4114	$signal->wait;
3605	}	4115	}
3606		4116
3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4117	sub tick {
3608	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3611	return;	4121	return;
3612	}	4122	}
3613		4123
3614	$NOW = $tick_start = EV::now;
3615
3616	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3617		4125
3618	$RUNTIME += $TICK;	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3619	$NEXT_TICK = $_[0]->at;
3620		4127
3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623	Coro::async_pool {	4130	Coro::async_pool {
3624	$Coro::current->{desc} = "runtime saver";	4131	$Coro::current->{desc} = "runtime saver";
3625	write_runtime	4132	write_runtime_sync
3626	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3627	};	4134	};
3628	}	4135	}
3629		4136
3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3631	$sig->send;	4138	$sig->send;
3632	}	4139	}
3633	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3634	$sig->send;	4141	$sig->send;
3635	}	4142	}
3636		4143
3637	$LOAD = ($NOW - $tick_start) / $TICK;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639		4146
3640	_post_tick;	4147	if (0) {
3641	};	4148	if ($NEXT_TICK) {
3642	$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	}
3643		4155
3644	{	4156	{
3645	# configure BDB	4157	# configure BDB
3646		4158
3647	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3648	BDB::max_poll_reqs $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
3649	$Coro::BDB::WATCHER->priority (1);	4161	$AnyEvent::BDB::WATCHER->priority (1);
3650		4162
3651	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3652	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3654	| 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;
3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3657		4170
3658	cf::sync_job {	4171	cf::sync_job {
3659	eval {	4172	eval {
…		…
3685	{	4198	{
3686	# configure IO::AIO	4199	# configure IO::AIO
3687		4200
3688	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3689	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3690	$Coro::AIO::WATCHER->priority (1);	4203	undef $AnyEvent::AIO::WATCHER;
3691	}	4204	}
3692		4205
3693	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3694		4208
3695	sub _log_backtrace {	4209	sub _log_backtrace {
3696	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3697		4211
3698	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3699		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3700	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3701	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3702	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3703	async {	4222	async {
3704	$Coro::current->{desc} = "abt $msg";	4223	$Coro::current->{desc} = "abt $msg";
3705		4224
3706	my @bt = fork_call {	4225	my @bt = fork_call {
3707	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
…		…
3718	}	4237	}
3719		4238
3720	@funcs	4239	@funcs
3721	};	4240	};
3722		4241
3723	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3724	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3725	--$_log_backtrace;	4245	--$_log_backtrace;
3726	};	4246	};
3727	} else {	4247	} else {
3728	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3729	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3730	}	4250	}
3731	}	4251	}
3732		4252
3733	# load additional modules	4253	# load additional modules
3734	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3735		4256
3736	END { cf::emergency_save }	4257	END { cf::emergency_save }
3737		4258
3738	1	4259	1
3739		4260

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