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Revision 1.407 by root, Sun Jan 13 09:53:53 2008 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	}
198		280
199	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
200	warn Carp::longmess $_[0];	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
201	Coro::terminate;	292	Coro::terminate
202	};	293	};
203		294
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	305	for my $pkg (qw(
215	cf::global cf::attachable	306	cf::global cf::attachable
216	cf::object cf::object::player	307	cf::object cf::object::player
217	cf::client cf::player	308	cf::client cf::player
218	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
219	cf::map cf::party cf::region	311	cf::party cf::region
220	)) {	312	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	314	}
224		315
225	$EV::DIED = sub {	316	$EV::DIED = sub {
226	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
227	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
228		324
229	#############################################################################	325	#############################################################################
230		326
231	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
232		328
…		…
253	$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;
254	$d	350	$d
255	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
256	}	352	}
257		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
258	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
259		369
260	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
261		371
262	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
268	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
269		379
270	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	445	=item cf::lock_wait $string
274		446
275	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
276		448
277	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
278		450
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
282	returned.	454	returned.
283		455
284	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
285	deadlocked coro.	457	deadlocked coro.
…		…
291		463
292	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.
293		465
294	=cut	466	=cut
295		467
296	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		469
299	sub lock_wait($) {	470	sub lock_wait($) {
300	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	472	}
313		473
314	sub lock_acquire($) {	474	sub lock_acquire($) {
315	my ($key) = @_;	475	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	476	}
329		477
330	sub lock_active($) {	478	sub lock_active($) {
331	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	480	}
335		481
336	sub freeze_mainloop {	482	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
338		484
339	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	486	}
345		487
346	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
347		489
348	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
349	get spread over timer.	491	get spread over time.
350		492
351	=cut	493	=cut
352		494
353	sub periodic($$) {	495	sub periodic($$) {
354	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
358	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
359	}	501	}
360		502
361	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
362		504
363	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
364	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
365	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.
366		512
367	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
368	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
369		515
370	Useful for short background jobs.	516	Useful for short background jobs.
371		517
372	=cut	518	=cut
373		519
374	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
376		523
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
380		527
381	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
382		530
383	while () {	531	while () {
384	next_job:	532	next_job:
		533
385	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	535
387	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	540	$job->[2]->send;
391	Coro::cede;	541	Coro::cede;
392	goto next_job;	542	goto next_job;
393	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	545	}
395	}	546	}
396		547
397	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
398	# 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
399	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
400	$signal->wait;	551	$signal->wait;
401	} else {	552	} else {
		553	$busy = 0;
402	Coro::schedule;	554	Coro::schedule;
403	}	555	}
404	}	556	}
405	};	557	};
406		558
407	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
408	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
409		563
410	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
411	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
412		567
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
441	=cut	596	=cut
442		597
443	sub sync_job(&) {	598	sub sync_job(&) {
444	my ($job) = @_;	599	my ($job) = @_;
445		600
446	if ($Coro::current == $Coro::main) {	601	if (in_main) {
447	my $time = EV::time;	602	my $time = AE::time;
448		603
449	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
451		606
452	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
453		608
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
457		610
458	my $busy = 1;	611	my $busy = 1;
459	my @res;	612	my @res;
460		613
461	(async {	614	(async {
462	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	616	@res = eval { $job->() };
464	warn $@ if $@;	617	error $@ if $@;
465	undef $busy;	618	undef $busy;
466	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
467		620
468	while ($busy) {	621	while ($busy) {
469	if (Coro::nready) {	622	if (Coro::nready) {
…		…
471	} else {	624	} else {
472	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
473	}	626	}
474	}	627	}
475		628
476	$time = EV::time - $time;	629	my $time = AE::time - $time;
477		630
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
482		632
483	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
484	} else {	634	} else {
485	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
486		636
…		…
506	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
507		657
508	$coro	658	$coro
509	}	659	}
510		660
511	=item fork_call { }, $args	661	=item fork_call { }, @args
512		662
513	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
514	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
515	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
516	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
517		667
518	=cut	668	=cut
519		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
520	sub fork_call(&@) {	674	sub fork_call(&@) {
521	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
522		676
523	# 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,
524	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
525	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
526		680
527	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
528	reset_signals;	682	cf::post_fork;
529	&$cb	683	&$cb
530	}, @args;	684	} @args;
531		685
532	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
533	}	725	}
534		726
535	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
536		728
537	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
547	within each server.	739	within each server.
548		740
549	=cut	741	=cut
550		742
551	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
552	my ($name) = @_;	747	my ($name) = @_;
553	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
554		749
555	eval {	750	eval {
556	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
566	}	761	}
567		762
568	our $DB;	763	our $DB;
569		764
570	sub db_init {	765	sub db_init {
571	cf::sync_job {
572	$DB ||= db_table "db";	766	$DB ||= db_table "db";
573	};
574	}	767	}
575		768
576	sub db_get($$) {	769	sub db_get($$) {
577	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
578		771
579	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
580	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
581		776
582	$! ? ()	777	$! ? ()
583	: $data	778	: $data
584	}
585	}	779	}
586		780
587	sub db_put($$$) {	781	sub db_put($$$) {
588	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
589	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
617		811
618	my @data;	812	my @data;
619	my $md5;	813	my $md5;
620		814
621	for (0 .. $#$src) {	815	for (0 .. $#$src) {
622	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
623	or Carp::croak "$src->[$_]: $!";
624	}	817	}
625		818
626	# if processing is expensive, check	819	# if processing is expensive, check
627	# checksum first	820	# checksum first
628	if (1) {	821	if (1) {
…		…
645		838
646	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
647	my $data = $process->(\@data);	840	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
649		842
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		844
652	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
655		848
…		…
665		858
666	=cut	859	=cut
667		860
668	sub datalog($@) {	861	sub datalog($@) {
669	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	864	}
672		865
673	=back	866	=back
674		867
675	=cut	868	=cut
676		869
677	#############################################################################	870	#############################################################################
678		871
679	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
680		873
681	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
682	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")
683	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
684		877
685	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>
686	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
…		…
736	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
737		930
738	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
739	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
740		933
741	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
742	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.
743		936
744	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
745		938
746	=over 4	939	=over 4
…		…
870		1063
871	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		1066
874	} elsif (ref $type) {	1067	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
876		1069
877	} else {	1070	} else {
878	shift @arg;	1071	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
880	}	1073	}
881	}	1074	}
882	}	1075	}
883		1076
884	sub _object_attach {	1077	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
895	}	1088	}
896		1089
897	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
898	} else {	1091	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1093	}
901		1094
902	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
903	}	1096	}
904		1097
…		…
963		1156
964	for (@$callbacks) {	1157	for (@$callbacks) {
965	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
966		1159
967	if ($@) {	1160	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1162	override;
971	}	1163	}
972		1164
973	return 1 if $override;	1165	return 1 if $override;
974	}	1166	}
…		…
1037		1229
1038	sub reattach {	1230	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1232	my ($obj) = @_;
1041		1233
		1234	# no longer needed after getting rid of delete_package?
1042	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
1043		1236
1044	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1045		1238
1046	@$registry = ();	1239	@$registry = ();
1047		1240
…		…
1052	for (@$attach) {	1245	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1055	}	1248	}
1056	} else {	1249	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1251	}
1059	}	1252	}
1060	}	1253	}
1061		1254
1062	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1090		1283
1091	sync_job {	1284	sync_job {
1092	if (length $$rdata) {	1285	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1096		1290
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	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	}
1101	close $fh;	1298	aio_close $fh;
1102		1299
1103	if (@$objs) {	1300	if (@$objs) {
1104	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) {
1105	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1108	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	}
1109	close $fh;	1309	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1311	}
1112	} else {	1312	} else {
1113	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1114	}	1314	}
1115		1315
1116	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1320	} else {
1118	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1119	}	1322	}
1120	} else {	1323	} else {
1121	aio_unlink $filename;	1324	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1123	}	1326	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1351	$av = $st->{objs};
1149	}	1352	}
1150		1353
1151	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1154		1358
1155	($data, $av)	1359	($data, $av)
1156	}	1360	}
1157		1361
1158	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1214	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1215		1419
1216	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1217	}	1421	}
1218		1422
		1423	use File::Glob ();
		1424
1219	cf::player->attach (	1425	cf::player->attach (
1220	on_command => sub {	1426	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1222		1428
1223	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1224	or return;	1430	or return;
1225		1431
…		…
1248		1454
1249	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1250	if $reply;	1456	if $reply;
1251		1457
1252	} else {	1458	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1460	}
1255		1461
1256	cf::override;	1462	cf::override;
1257	},	1463	},
1258	);	1464	);
1259		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
1260	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1261	cf::sync_job {	1482	cf::sync_job {
1262	my %todo;	1483	my %todo;
1263		1484
1264	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1486	next unless -r $path;
…		…
1283		1504
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1507
1287	$ext{source} =	1508	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1289	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1290	. $source	1511	. $source
1291	. "\n};\n1";	1512	. "\n};\n1";
1292		1513
1293	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1294	}	1515	}
1295		1516
		1517	my $pass = 0;
1296	my %done;	1518	my %done;
1297	while (%todo) {	1519	while (%todo) {
1298	my $progress;	1520	my $progress;
1299		1521
		1522	++$pass;
		1523
		1524	ext:
1300	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1527	next ext
1303	unless exists $done{$_};	1528	unless exists $done{$_};
1304	}	1529	}
1305		1530
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1532
1308	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1313	warn $msg;	1540
1314	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1542	delete $todo{$k};
1316	}	1543	} else {
1317		1544	$done{$k} = delete $todo{$k};
1318	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1319	}	1550	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1551	}
1325		1552
1326	skip:	1553	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	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	}
1329	}	1563	}
1330	};	1564	};
1331	}	1565	}
1332		1566
1333	#############################################################################	1567	#############################################################################
1334		1568
1335	=back	1569	=back
1336		1570
1337	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1338		1572
1339	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1340		1574
1341	=cut	1575	=cut
1342		1576
1343	package cf::player;	1577	package cf::player;
1344		1578
…		…
1387		1621
1388	sub exists($) {	1622	sub exists($) {
1389	my ($login) = @_;	1623	my ($login) = @_;
1390		1624
1391	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1393	}	1627	}
1394		1628
1395	sub find($) {	1629	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1631	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1644	or return;
1411		1645
1412	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1413	or return;	1647	or return;
		1648
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1417	}	1652	}
1418	}	1653	}
1419	}	1654	}
1420		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
1421	sub save($) {	1669	sub save($) {
1422	my ($pl) = @_;	1670	my ($pl) = @_;
1423		1671
1424	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1425		1673
…		…
1428		1676
1429	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1430		1678
1431	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1432	$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];
1433		1686
1434	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1688	cf::cede_to_tick;
1436	}	1689	}
1437		1690
…		…
1469	my ($pl) = @_;	1722	my ($pl) = @_;
1470		1723
1471	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1472		1725
1473	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1474	$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
1475		1728
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1477	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1479	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1480		1737
1481	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1483	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1521		1778
1522	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1523	my $path = path $login;	1780	my $path = path $login;
1524		1781
1525	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1788	}
1531		1789
…		…
1535		1793
1536	\@logins	1794	\@logins
1537	}	1795	}
1538		1796
1539	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1540		1800
1541	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1542	player. May block.	1802	player. May block.
1543		1803
1544	=cut	1804	=cut
…		…
1562	}	1822	}
1563		1823
1564	\@paths	1824	\@paths
1565	}	1825	}
1566		1826
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1828
1569	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1830
1660	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1661		1832
1662	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1663		1834
…		…
1695		1866
1696	=cut	1867	=cut
1697		1868
1698	sub find_by_path($) {	1869	sub find_by_path($) {
1699	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1700		1873
1701	my ($match, $specificity);	1874	my ($match, $specificity);
1702		1875
1703	for my $region (list) {	1876	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1732		1905
1733	sub generate_random_map {	1906	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1735	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1736	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	1912	}
1750		1913
1751	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1752		1915
1753	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
…		…
1758		1921
1759	sub register {	1922	sub register {
1760	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	1924	my $pkg = caller;
1762		1925
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		1927
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	1929	}
1768		1930
1769	# also paths starting with '/'	1931	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		1933
1772	sub thawer_merge {	1934	sub thawer_merge {
1773	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1774		1936
1775	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1780	}	1942	}
1781		1943
1782	sub normalise {	1944	sub normalise {
1783	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1784		1946
1785	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1786		1948
1787	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1788		1950
1789	# map plan:	1951	# map plan:
1790	#	1952	#
…		…
1792	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1793	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1794	# ?random/... random maps	1956	# ?random/... random maps
1795	# /... normal maps	1957	# /... normal maps
1796	# ~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
1797		1960
1798	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1799		1962
1800	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1801	# something that looks reasonable	1964	# something that looks reasonable
1802	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1803	$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'";
1804		1967
1805	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1806	$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;
1807	}	1984	}
1808		1985
1809	for ($path) {	1986	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1813	}	1989	}
1814		1990
1815	$path	1991	$path
…		…
1829	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1830	return $self;	2006	return $self;
1831	}	2007	}
1832	}	2008	}
1833		2009
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2011	()
1836	}	2012	}
1837		2013
		2014	# may re-bless or do other evil things
1838	sub init {	2015	sub init {
1839	my ($self) = @_;	2016	my ($self) = @_;
1840		2017
1841	$self	2018	$self
1842	}	2019	}
…		…
1861		2038
1862	# the temporary/swap location	2039	# the temporary/swap location
1863	sub save_path {	2040	sub save_path {
1864	my ($self) = @_;	2041	my ($self) = @_;
1865		2042
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1868	}	2045	}
1869		2046
1870	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1871	sub uniq_path {	2048	sub uniq_path {
1872	my ($self) = @_;	2049	my ($self) = @_;
1873		2050
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	2053	}
1886		2054
1887	sub decay_objects {	2055	sub decay_objects {
1888	my ($self) = @_;	2056	my ($self) = @_;
1889		2057
…		…
1916	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1917		2085
1918	1	2086	1
1919	}	2087	}
1920		2088
		2089	# used to laod the header of an original map
1921	sub load_header_orig {	2090	sub load_header_orig {
1922	my ($self) = @_;	2091	my ($self) = @_;
1923		2092
1924	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1925	}	2094	}
1926		2095
		2096	# used to laod the header of an instantiated map
1927	sub load_header_temp {	2097	sub load_header_temp {
1928	my ($self) = @_;	2098	my ($self) = @_;
1929		2099
1930	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1931	}	2101	}
1932		2102
		2103	# called after loading the header from an instantiated map
1933	sub prepare_temp {	2104	sub prepare_temp {
1934	my ($self) = @_;	2105	my ($self) = @_;
1935		2106
1936	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1937	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1938	# safety	2109	# safety
1939	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1940	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1941	}	2112	}
1942		2113
		2114	# called after loading the header from an original map
1943	sub prepare_orig {	2115	sub prepare_orig {
1944	my ($self) = @_;	2116	my ($self) = @_;
1945		2117
1946	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1947	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1971		2143
1972	sub find;	2144	sub find;
1973	sub find {	2145	sub find {
1974	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1975		2147
		2148	cf::cede_to_tick;
		2149
1976	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1977		2151
1978	cf::lock_wait "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2154
1981	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1986	or return;	2157	or return;
1987		2158
1988	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1989		2160
…		…
1991	or return;	2162	or return;
1992		2163
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
1996	undef $guard1;	2168	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2169	$map->reset;
1999	return find $path;	2170	return find $path;
2000	}	2171	}
2001		2172
2002	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
2003	}	2174	}
2004	}	2175	}
2005		2176
2006	sub pre_load { }	2177	sub pre_load { }
2007	sub post_load { }	2178	#sub post_load { } # XS
2008		2179
2009	sub load {	2180	sub load {
2010	my ($self) = @_;	2181	my ($self) = @_;
2011		2182
2012	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2024	$self->alloc;	2195	$self->alloc;
2025		2196
2026	$self->pre_load;	2197	$self->pre_load;
2027	cf::cede_to_tick;	2198	cf::cede_to_tick;
2028		2199
		2200	if (exists $self->{load_path}) {
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2202	$f->skip_block;
2031	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
2032	or return;	2204	or return;
2033		2205
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
2035	if delete $self->{load_original};	2207	if delete $self->{load_original};
2036		2208
2037	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2210	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
2040	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
2041	$self->clear_unique_items;	2213	$self->clear_unique_items;
2042	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
2043	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
2044	}	2217	}
2045	}	2218	}
2046	}
2047		2219
2048	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
2049		2225
2050	cf::cede_to_tick;	2226	cf::cede_to_tick;
2051	# now do the right thing for maps	2227	# now do the right thing for maps
2052	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
2053	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
2057	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2234	$self->decay_objects;
2059	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
2060	$self->update_buttons;	2236	$self->update_buttons;
2061	cf::cede_to_tick;	2237	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2238	$self->activate;
2065	}	2239	}
2066		2240
2067	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
2069		2243
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2245	}
2072		2246
2073	$self->post_load;	2247	$self->post_load;
2074	}
2075		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
2076	sub customise_for {	2255	sub customise_for {
2077	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
2078		2257
2079	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2259	if $self->per_player;
…		…
2096	or next;	2275	or next;
2097	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
2098	or next;	2277	or next;
2099	$neigh->load;	2278	$neigh->load;
2100		2279
		2280	# now find the diagonal neighbours
2101	push @neigh,	2281	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}	2284	}
2105		2285
…		…
2112	}	2292	}
2113		2293
2114	sub find_sync {	2294	sub find_sync {
2115	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2116		2296
2117	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
2118	}	2301	}
2119		2302
2120	sub do_load_sync {	2303	sub do_load_sync {
2121	my ($map) = @_;	2304	my ($map) = @_;
2122		2305
2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2124	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2125		2308
2126	cf::sync_job { $map->load };	2309	$map->load;
2127	}	2310	}
2128		2311
2129	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2130	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2131		2314
2132	sub find_async {	2315	sub find_async {
2133	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2134		2317
2135	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2136		2319
2137	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2322	}
2140		2323
2141	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
2142		2325
2143	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2158		2341
2159	()	2342	()
2160	}	2343	}
2161		2344
		2345	# common code, used by both ->save and ->swapout
2162	sub save {	2346	sub _save {
2163	my ($self) = @_;	2347	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2348
2167	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2168		2350
2169	return unless $self->dirty;	2351	return unless $self->dirty;
2170		2352
…		…
2179		2361
2180	cf::async {	2362	cf::async {
2181	$Coro::current->{desc} = "map player save";	2363	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2183	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2184		2368
2185	if ($uniq) {	2369	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2372	} else {
2189	$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);
2190	}	2374	}
2191	}	2375	}
2192		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2193	sub swap_out {	2385	sub swap_out {
2194	my ($self) = @_;	2386	my ($self) = @_;
2195		2387
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2201	return if $self->players;	2392	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;
2203	return if $self->{deny_save};
2204		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2205	$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};
2206		2444
2207	$self->deactivate;	2445	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2447	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2448
2255	$self->unlink_save;	2449	$self->unlink_save;
2256	$self->destroy;	2450	$self->destroy;
2257	}	2451	}
2258		2452
…		…
2266		2460
2267	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2268		2462
2269	$self->unlink_save;	2463	$self->unlink_save;
2270		2464
2271	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2470
…		…
2325		2519
2326	sub unique_maps() {	2520	sub unique_maps() {
2327	[	2521	[
2328	map {	2522	map {
2329	utf8::decode $_;	2523	utf8::decode $_;
2330	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2331	? normalise $_	2527	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2529	]
2335	}	2530	}
2336		2531
2337	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	}
2338		2563
2339	=back	2564	=back
2340		2565
2341	=head3 cf::object	2566	=head3 cf::object
2342		2567
…		…
2346		2571
2347	=over 4	2572	=over 4
2348		2573
2349	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2350		2575
2351	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.
2352		2578
2353	=cut	2579	=cut
2354		2580
2355	sub inv_recursive_;	2581	sub inv_recursive_;
2356	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2362	}	2588	}
2363		2589
2364	=item $ref = $ob->ref	2590	=item $ref = $ob->ref
2365		2591
2366	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.
2367		2593
2368	=item $ob = cf::object::deref ($refstring)	2594	=item $ob = cf::object::deref ($refstring)
2369		2595
2370	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,
2371	even if the object actually exists. May block.	2597	even if the object actually exists. May block.
…		…
2403	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
2404	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2405		2631
2406	=cut	2632	=cut
2407		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
2408	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2649	# with dialog boxes.
2410	#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
2411	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2652	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2665
2426	} else {	2666	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2669	}
2430	}	2670	}
2431	}	2671	}
2432		2672
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2698
2459	=item $player_object->enter_link	2699	=item $player_object->enter_link
2460		2700
2461	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}>).
2462		2702
2463	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.
2464	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.
2465		2707
2466	Will never block.	2708	Will never block.
2467		2709
2468	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2469		2711
…		…
2489	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2732	my ($self) = @_;
2491		2733
2492	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2493		2735
		2736	++$self->{_link_recursion};
		2737
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2739
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2498		2742
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2744	}
2501		2745
2502	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2504		2748
…		…
2521	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2523		2767
2524	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2527		2771
2528	$map->load;	2772	$map->load;
2529	$map->load_neighbours;	2773	$map->load_neighbours;
2530		2774
2531	return unless $self->contr->active;	2775	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2776
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2536	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2537		2784
		2785	}
		2786
2538	=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)]])
2539		2788
2540	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
2541	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2542	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
2543	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
2544	be called at the end of this process.	2793	be called at the end of this process.
2545		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
2546	=cut	2798	=cut
2547		2799
2548	our $GOTOGEN;	2800	our $GOTOGEN;
2549		2801
2550	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2551	my ($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	}
2552		2810
2553	# 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
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2813
2556	$self->enter_link;	2814	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2834	($path, $x, $y) = (undef, undef, undef);
2577	}	2835	}
2578	}	2836	}
2579		2837
2580	my $map = eval {	2838	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2840
2583	if ($map) {	2841	if ($map) {
2584	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2844	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2846	}
2589		2847
2590	$map	2848	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2601	}	2859	}
2602		2860
2603	$done->() if $done;	2861	$done->($self) if $done;
2604	})->prio (1);	2862	})->prio (1);
2605	}	2863	}
2606		2864
2607	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2608		2866
…		…
2628	}	2886	}
2629		2887
2630	sub prepare_random_map {	2888	sub prepare_random_map {
2631	my ($exit) = @_;	2889	my ($exit) = @_;
2632		2890
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2893	# that depends on the exit object
2638		2894
2639	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2897	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2646	}	2904	}
2647		2905
2648	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2649		2907
2650	my $data = cf::encode_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2653		2911
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2914	undef $fh;
2657	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2658		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2661	}	2923	}
2662	}	2924	}
2663		2925
2664	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2666		2928
2667	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2668		2930
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2931	$self->enter_link;
2681		2932
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2933	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2934	$Coro::current->{desc} = "enter_exit";
2688		2935
2689	$self->deactivate_recursive; # just to be sure
2690	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
2691	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2692		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
2693	1;	2957	1
2694	}) {	2958	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "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. "
2697	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2963
2700	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	2965	$self->leave_link;
2702	}	2966	}
2703	})->prio (1);	2967	})->prio (1);
2704	}	2968	}
2705		2969
…		…
2717	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2719		2983
2720	utf8::encode $text;	2984	utf8::encode $text;
2721	$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);
2722	}	3011	}
2723		3012
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		3014
2726	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
…		…
2730		3019
2731	=cut	3020	=cut
2732		3021
2733	# non-persistent channels (usually the info channel)	3022	# non-persistent channels (usually the info channel)
2734	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	},
2735	"c/identify" => {	3030	"c/identify" => {
2736	id => "infobox",	3031	id => "infobox",
2737	title => "Identify",	3032	title => "Identify",
2738	reply => undef,	3033	reply => undef,
2739	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	3036	"c/examine" => {
2742	id => "infobox",	3037	id => "infobox",
2743	title => "Examine",	3038	title => "Examine",
2744	reply => undef,	3039	reply => undef,
2745	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",
2746	},	3047	},
2747	"c/book" => {	3048	"c/book" => {
2748	id => "infobox",	3049	id => "infobox",
2749	title => "Book",	3050	title => "Book",
2750	reply => undef,	3051	reply => undef,
…		…
2766	id => "infobox",	3067	id => "infobox",
2767	title => "Body Parts",	3068	title => "Body Parts",
2768	reply => undef,	3069	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	3070	tooltip => "Shows which body parts you posess and are available",
2770	},	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	},
2771	"c/uptime" => {	3108	"c/uptime" => {
2772	id => "infobox",	3109	id => "infobox",
2773	title => "Uptime",	3110	title => "Uptime",
2774	reply => undef,	3111	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3112	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3115	id => "infobox",
2779	title => "Map Info",	3116	title => "Map Info",
2780	reply => undef,	3117	reply => undef,
2781	tooltip => "Information related to the maps",	3118	tooltip => "Information related to the maps",
2782	},	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" => $CHAT_CHANNEL,
2783	);	3134	);
2784		3135
2785	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3138
2788	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2789		3141
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3143
2792	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3145	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3146	$channel = $CHANNEL{$channel};
2795		3147
2796	$self->ext_msg (channel_info => $channel)	3148	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3149	$channel = $channel->{id};
2800		3150
2801	} elsif (ref $channel) {	3151	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3156	}
2808		3157
2809	$channel = $channel->{id};	3158	$channel = $channel->{id};
2810	}	3159	}
2811		3160
2812	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2813		3162
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3163	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2818		3166
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3170	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3171
2833	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3173	}
2847		3174
2848	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2849		3176
2850	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2853		3180
2854	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2856		3183
2857	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}	3189	}
2863	}	3190	}
2864		3191
2865	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2866		3193
…		…
2870		3197
2871	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2873		3200
2874	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove	3204	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3207	}
2881	}	3208	}
2882		3209
2883	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2884		3211
…		…
2955		3282
2956	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2957	if $reply;	3284	if $reply;
2958		3285
2959	} else {	3286	} else {
2960	warn "client " . ($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";
2961	}	3288	}
2962		3289
2963	cf::override;	3290	cf::override;
2964	},	3291	},
2965	);	3292	);
…		…
2985		3312
2986	$coro	3313	$coro
2987	}	3314	}
2988		3315
2989	cf::client->attach (	3316	cf::client->attach (
2990	on_destroy => sub {	3317	on_client_destroy => sub {
2991	my ($ns) = @_;	3318	my ($ns) = @_;
2992		3319
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3321	},
2995	);	3322	);
…		…
3011	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
3012		3339
3013	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
3014		3341
3015	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
3018	sort time	3345	sort time
3019	));	3346	));
3020		3347
3021	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
3024		3351
3025	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
3026		3353
3027	cf::object	3354	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3355	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
3030		3358
3031	cf::object::player	3359	cf::object::player
3032	player	3360	player
3033		3361
3034	cf::player	3362	cf::player
…		…
3039		3367
3040	=cut	3368	=cut
3041		3369
3042	for (	3370	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3373	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
3049	) {	3377	) {
3050	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3053	for @funs;	3380	for @funs;
3054	}	3381	}
3055		3382
…		…
3070		3397
3071	my $qcode = $code;	3398	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
3074		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
3075	local $_;	3405	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3406
3078	my $eval =	3407	my $eval =
3079	"do {\n"	3408	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3411	. $code
3083	. "\n}"	3412	. "\n}"
3084	;	3413	;
3085		3414
		3415	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
3089		3424
3090	if ($@) {	3425	if ($@) {
3091	warn "$@";	3426	warn "$@",
3092	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
3094	}	3429	}
3095		3430
3096	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
3097	}	3432	}
3098		3433
…		…
3112	=cut	3447	=cut
3113		3448
3114	sub register_script_function {	3449	sub register_script_function {
3115	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
3116		3451
3117	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
3119	}	3454	}
3120		3455
3121	=back	3456	=back
3122		3457
3123	=cut	3458	=cut
…		…
3132	# for this (global event?)	3467	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
3134		3469
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3471
3137	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
3138		3473
3139	my $facedata;	3474	my $facedata = decode_storable load_file $path;
3140	0 < aio_load $path, $facedata
3141	or die "$path: $!";
3142
3143	$facedata = Coro::Storable::thaw $facedata;
3144		3475
3145	$facedata->{version} == 2	3476	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3478
3148	# 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]);
3149	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,	3482	type => FT_RSRC,
3151	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),
3152	};	3485	};
3153	cf::cede_to_tick;	3486	cf::cede_to_tick;
3154		3487
3155	{	3488	{
3156	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
…		…
3158	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3493
3161	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	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} , $info->{glyph} ;
3165		3499
3166	cf::cede_to_tick;	3500	cf::cede_to_tick;
3167	}	3501	}
3168		3502
3169	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
…		…
3174		3508
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3512	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3514	}
3181		3515
3182	cf::cede_to_tick;	3516	cf::cede_to_tick;
3183	}	3517	}
3184	}	3518	}
…		…
3193		3527
3194	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3195	}	3529	}
3196		3530
3197	{	3531	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3201		3533
3202	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3535	if (defined $info->{type}) {
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3537
3207	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3539	cf::face::set_type $idx, $info->{type};
3222	} else {	3540	} else {
3223	$RESOURCE{$name} = $info;	3541	$RESOURCE{$name} = $info; # unused
3224	}	3542	}
3225		3543
3226	cf::cede_to_tick;	3544	cf::cede_to_tick;
3227	}	3545	}
3228	}	3546	}
3229		3547
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3549
3232	1	3550	1
3233	}	3551	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3552
3255	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3554	my ($ns, $want) = @_;
3257		3555
3258	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3260	}	3558	}
3261	};	3559	};
		3560
		3561	sub load_resource_file($) {
		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	$status
		3569	}
3262		3570
3263	sub reload_regions {	3571	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3573	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3280	}	3588	}
3281		3589
3282	sub reload_archetypes {	3590	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3593	}
3291		3594
3292	sub reload_treasures {	3595	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3295	}	3598	}
3296		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
3297	sub reload_resources {	3620	sub reload_resources {
3298	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3299		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3300	reload_regions;	3628	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3629	reload_treasures;
3305		3630
3306	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3632	}
3312		3633
3313	sub reload_config {	3634	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3315	or return;
3316		3636
3317	local $/;	3637	my $config = load_file "$CONFDIR/config";
3318	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3319		3640
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3642
3322	$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};
3323	$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};
3324		3645
3325	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3329	};	3650	};
3330	warn $@ if $@;	3651	warn $@ if $@;
3331	}	3652	}
3332	}	3653	}
3333		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
3334	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
3335	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3337	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#
3338	(async {	3696	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3698	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3342	};	3700	};
3343		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;
3344	reload_config;	3714	reload_config;
3345	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
3346	load_extensions;	3725	load_extensions;
3347		3726
3348	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3728
3350	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;
3351	}	3745	}
3352		3746
3353	#############################################################################	3747	#############################################################################
3354	# initialisation and cleanup	3748	# initialisation and cleanup
3355		3749
3356	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3357	BEGIN {	3751	BEGIN {
3358	our %SIGWATCHER = ();	3752	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3362	};	3756	};
3363	}	3757	}
3364	}	3758	}
3365		3759
3366	sub write_runtime {	3760	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3368		3762
3369	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3371		3765
3372	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3767
3374	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3375		3769
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3771	or return;
3378		3772
3379	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3392		3786
3393	close $fh	3787	close $fh
3394	or return;	3788	or return;
3395		3789
3396	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3791	and return;
3398		3792
3399	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3794
3401	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 };
3402	}	3846	}
3403		3847
3404	sub emergency_save() {	3848	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3406		3850
3407	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;
3408		3857
3409	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3410	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3867	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3869	$pl->save;
3419	}	3870	}
3420	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3421		3872
3422	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";
3423	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3878	$map->valid or next;
3426	$map->save;	3879	$map->save;
3427	}	3880	}
3428	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3429		3882
3430	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";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3432	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 $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3433	};	3911	};
3434		3912
3435	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3436	}	3914	}
3437		3915
3438	sub post_cleanup {	3916	sub post_cleanup {
3439	my ($make_core) = @_;	3917	my ($make_core) = @_;
3440		3918
		3919	IO::AIO::flush;
		3920
3441	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3442	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	}
3443	}	3951	}
3444		3952
3445	sub do_reload_perl() {	3953	sub do_reload_perl() {
3446	# can/must only be called in main	3954	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3448	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3449	return;	3957	return;
3450	}	3958	}
3451		3959
3452	warn "reloading...";	3960	return if $RELOAD++;
3453		3961
3454	warn "entering sync_job";	3962	my $t1 = AE::time;
3455		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3456	cf::sync_job {	3970	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark
3458	cf::emergency_save;	3971	#cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark
3460		3972
3461	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;
3463
3464	# if anything goes wrong in here, we should simply crash as we already saved
3465
3466	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;
3472	warn "iterate...";
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();	3975	%EXT_CORO = ();
3480		3976
3481	warn "removing commands";	3977	trace "perl_reload: removing commands";
3482	%COMMAND = ();	3978	%COMMAND = ();
3483		3979
3484	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3485	%EXTCMD = ();	3981	%EXTCMD = ();
3486	%EXTICMD = ();	3982	%EXTICMD = ();
3487		3983
3488	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3491		3987
3492	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3493	eval {	3989	eval {
3494	$cb->($pkg);	3990	$cb->($pkg);
3495	1	3991	1
3496	} 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;
3497	}	3997	}
3498		3998
3499	warn "... nuking $pkg";
3500	Symbol::delete_package $pkg;
3501	}
3502
3503	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3504	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		4002
3507	warn "... unloading $k";	4003	trace "... unloading $k";
3508	delete $INC{$k};	4004	delete $INC{$k};
3509		4005
3510	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3512		4008
3513	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3514	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3515	}	4014	}
3516		4015
3517	Symbol::delete_package $k;
3518	}
3519
3520	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3522	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);
3523		4019
3524	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		4023
3528	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3529	# and global variables created in xs	4025	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3531		4027
3532	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3533		4029
3534	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3535	require cf;	4031	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3537		4033
3538	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3539	cf::reload_config;	4035	cf::reload_config;
3540		4036
3541	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3542	cf::load_extensions;	4038	cf::load_extensions;
3543		4039
		4040	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3547	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3550		4048
3551	warn "leaving sync_job";	4049	cf::_post_init 1;
3552		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3553	1	4053	1
3554	} or do {	4054	} or do {
3555	warn $@;	4055	error $@;
3556	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3557	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3558	};	4060	}
3559		4061
3560	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3561	};	4064	};
3562		4065
3563	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3564		4067
3565	sub reload_perl() {	4068	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3568		4071
		4072	$RELOAD_WATCHER ||= cf::async {
		4073	Coro::AIO::aio_wait cache_extensions;
		4074
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4076	do_reload_perl;
3570	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3571	do_reload_perl;	4078	};
3572	};	4079	};
3573	}	4080	}
3574		4081
3575	register_command "reload" => sub {	4082	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
…		…
3582	reload_perl;	4089	reload_perl;
3583	};	4090	};
3584	}	4091	}
3585	};	4092	};
3586		4093
3587	unshift @INC, $LIBDIR;	4094	#############################################################################
3588		4095
3589	my $bug_warning = 0;	4096	my $bug_warning = 0;
3590		4097
3591	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3593		4100
3594	sub wait_for_tick {	4101	sub wait_for_tick() {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		4103
3598	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	4106	$signal->wait;
3601	}	4107	}
3602		4108
3603	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3606		4111
3607	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4114	$signal->wait;
3610	}	4115	}
3611		4116
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4117	sub tick {
3613	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3616	return;	4121	return;
3617	}	4122	}
3618		4123
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3622		4125
3623	$RUNTIME += $TICK;	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3624	$NEXT_TICK = $_[0]->at;
3625		4127
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$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.;
3628	Coro::async_pool {	4130	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4131	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4132	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3632	};	4134	};
3633	}	4135	}
3634		4136
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4138	$sig->send;
3637	}	4139	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	4141	$sig->send;
3640	}	4142	}
3641		4143
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4146
3645	_post_tick;	4147	if (0) {
3646	};	4148	if ($NEXT_TICK) {
3647	$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	}
3648		4155
3649	{	4156	{
3650	# configure BDB	4157	# configure BDB
3651		4158
3652	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4161	$AnyEvent::BDB::WATCHER->priority (1);
3655		4162
3656	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| 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;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4170
3663	cf::sync_job {	4171	cf::sync_job {
3664	eval {	4172	eval {
…		…
3690	{	4198	{
3691	# configure IO::AIO	4199	# configure IO::AIO
3692		4200
3693	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4203	undef $AnyEvent::AIO::WATCHER;
3696	}	4204	}
3697		4205
3698	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3699		4208
3700	sub _log_backtrace {	4209	sub _log_backtrace {
3701	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3702		4211
3703	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3704		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3705	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3707	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3708	async {	4222	async {
3709	$Coro::current->{desc} = "abt $msg";	4223	$Coro::current->{desc} = "abt $msg";
3710		4224
3711	my @bt = fork_call {	4225	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4237	}
3724		4238
3725	@funcs	4239	@funcs
3726	};	4240	};
3727		4241
3728	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4245	--$_log_backtrace;
3731	};	4246	};
3732	} else {	4247	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3735	}	4250	}
3736	}	4251	}
3737		4252
3738	# load additional modules	4253	# load additional modules
3739	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3740		4256
3741	END { cf::emergency_save }	4257	END { cf::emergency_save }
3742		4258
3743	1	4259	1
3744		4260

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