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Revision 1.397 by root, Mon Nov 19 15:47:14 2007 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV;	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 4.1 ();	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;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	76	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	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;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
67	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
73		120
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	123	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		125
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	129	our $DB_ENV;
87		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
88	our %CFG;	133	our %CFG;
89		134
90	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
92		138
93	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
96		142
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		145
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
102	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 $REALLY_UNLOOP; # never set to true, please :)
103		155
104	binmode STDOUT;	156	binmode STDOUT;
105	binmode STDERR;	157	binmode STDERR;
106		158
107	# read virtual server time, if available	159	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
112	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
113		167
114	mkdir $_	168	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		170
117	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
118		172
119	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::"} };
120		189
121	#############################################################################	190	#############################################################################
122		191
123	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
124		193
…		…
166	from wherever your confdir points to.	235	from wherever your confdir points to.
167		236
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		238
170	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
171	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
172	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.
173		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
174	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
175		249
176	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
177	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
178	that call.	252	that call.
179		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
180	=back	260	=back
181		261
182	=cut	262	=cut
183		263
184	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
185	*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 {
186	my $msg = join "", @_;	271	my $msg = join "", @_;
187		272
188	$msg .= "\n"	273	$msg .= "\n"
189	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
190		275
191	$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;
192		277
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$EV::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
277	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
278	deadlocked coro.	457	deadlocked coro.
…		…
284		463
285	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.
286		465
287	=cut	466	=cut
288		467
289	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		469
292	sub lock_wait($) {	470	sub lock_wait($) {
293	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	472	}
306		473
307	sub lock_acquire($) {	474	sub lock_acquire($) {
308	my ($key) = @_;	475	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	476	}
322		477
323	sub lock_active($) {	478	sub lock_active($) {
324	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	480	}
328		481
329	sub freeze_mainloop {	482	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
331		484
332	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	486	}
338		487
339	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
340		489
341	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
342	get spread over timer.	491	get spread over time.
343		492
344	=cut	493	=cut
345		494
346	sub periodic($$) {	495	sub periodic($$) {
347	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
352	}	501	}
353		502
354	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
355		504
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	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
358	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.
359		512
360	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
361	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
362		515
363	Useful for short background jobs.	516	Useful for short background jobs.
364		517
365	=cut	518	=cut
366		519
367	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
369		523
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
373		527
374	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
375		530
376	while () {	531	while () {
377	next_job:	532	next_job:
		533
378	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	535
380	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	540	$job->[2]->send;
384	Coro::cede;	541	Coro::cede;
385	goto next_job;	542	goto next_job;
386	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	545	}
388	}	546	}
389		547
390	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
391	# 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
392	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
393	$signal->wait;	551	$signal->wait;
394	} else {	552	} else {
		553	$busy = 0;
395	Coro::schedule;	554	Coro::schedule;
396	}	555	}
397	}	556	}
398	};	557	};
399		558
400	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
401	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
402		563
403	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
404	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
405		567
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
434	=cut	596	=cut
435		597
436	sub sync_job(&) {	598	sub sync_job(&) {
437	my ($job) = @_;	599	my ($job) = @_;
438		600
439	if ($Coro::current == $Coro::main) {	601	if (in_main) {
440	my $time = EV::time;	602	my $time = AE::time;
441		603
442	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
444		606
445	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
446		608
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
450		610
451	my $busy = 1;	611	my $busy = 1;
452	my @res;	612	my @res;
453		613
454	(async {	614	(async {
455	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	616	@res = eval { $job->() };
457	warn $@ if $@;	617	error $@ if $@;
458	undef $busy;	618	undef $busy;
459	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
460		620
461	while ($busy) {	621	while ($busy) {
462	if (Coro::nready) {	622	if (Coro::nready) {
…		…
464	} else {	624	} else {
465	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
466	}	626	}
467	}	627	}
468		628
469	$time = EV::time - $time;	629	my $time = AE::time - $time;
470		630
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
475		632
476	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
477	} else {	634	} else {
478	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
479		636
…		…
499	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
500		657
501	$coro	658	$coro
502	}	659	}
503		660
504	=item fork_call { }, $args	661	=item fork_call { }, @args
505		662
506	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
507	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
508	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
509	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
510		667
511	=cut	668	=cut
512		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
513	sub fork_call(&@) {	674	sub fork_call(&@) {
514	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
515		676
516	# 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,
517	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
519		680
520	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
521	reset_signals;	682	cf::post_fork;
522	&$cb	683	&$cb
523	}, @args;	684	} @args;
524		685
525	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
526	}	725	}
527		726
528	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
529		728
530	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
540	within each server.	739	within each server.
541		740
542	=cut	741	=cut
543		742
544	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
545	my ($name) = @_;	747	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
547		749
548	eval {	750	eval {
549	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
559	}	761	}
560		762
561	our $DB;	763	our $DB;
562		764
563	sub db_init {	765	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	766	$DB ||= db_table "db";
566	};
567	}	767	}
568		768
569	sub db_get($$) {	769	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
571		771
572	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
573	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
574		776
575	$! ? ()	777	$! ? ()
576	: $data	778	: $data
577	}
578	}	779	}
579		780
580	sub db_put($$$) {	781	sub db_put($$$) {
581	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		811
611	my @data;	812	my @data;
612	my $md5;	813	my $md5;
613		814
614	for (0 .. $#$src) {	815	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	817	}
618		818
619	# if processing is expensive, check	819	# if processing is expensive, check
620	# checksum first	820	# checksum first
621	if (1) {	821	if (1) {
…		…
638		838
639	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
640	my $data = $process->(\@data);	840	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
642		842
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		844
645	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
648		848
…		…
658		858
659	=cut	859	=cut
660		860
661	sub datalog($@) {	861	sub datalog($@) {
662	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	864	}
665		865
666	=back	866	=back
667		867
668	=cut	868	=cut
669		869
670	#############################################################################	870	#############################################################################
671		871
672	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
673		873
674	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
675	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")
676	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
677		877
678	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>
679	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
…		…
729	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
730		930
731	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
732	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
733		933
734	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
735	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.
736		936
737	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
738		938
739	=over 4	939	=over 4
…		…
863		1063
864	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1066
867	} elsif (ref $type) {	1067	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
869		1069
870	} else {	1070	} else {
871	shift @arg;	1071	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
873	}	1073	}
874	}	1074	}
875	}	1075	}
876		1076
877	sub _object_attach {	1077	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
888	}	1088	}
889		1089
890	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
891	} else {	1091	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1093	}
894		1094
895	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
896	}	1096	}
897		1097
…		…
956		1156
957	for (@$callbacks) {	1157	for (@$callbacks) {
958	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
959		1159
960	if ($@) {	1160	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1162	override;
964	}	1163	}
965		1164
966	return 1 if $override;	1165	return 1 if $override;
967	}	1166	}
968		1167
969	0	1168	0
970	}	1169	}
971		1170
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1172
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1174
976	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
977		1176
…		…
1030		1229
1031	sub reattach {	1230	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1232	my ($obj) = @_;
1034		1233
		1234	# no longer needed after getting rid of delete_package?
1035	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
1036		1236
1037	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1038		1238
1039	@$registry = ();	1239	@$registry = ();
1040		1240
…		…
1045	for (@$attach) {	1245	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1048	}	1248	}
1049	} else {	1249	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1251	}
1052	}	1252	}
1053	}	1253	}
1054		1254
1055	cf::attachable->attach (	1255	cf::attachable->attach (
1056	prio => -1000000,	1256	prio => -1000000,
1057	on_instantiate => sub {	1257	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1059		1259
1060	$data = from_json $data;	1260	$data = decode_json $data;
1061		1261
1062	for (@$data) {	1262	for (@$data) {
1063	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1064		1264
1065	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1082	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1083		1283
1084	sync_job {	1284	sync_job {
1085	if (length $$rdata) {	1285	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1089		1290
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	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	}
1094	close $fh;	1298	aio_close $fh;
1095		1299
1096	if (@$objs) {	1300	if (@$objs) {
1097	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) {
1098	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1101	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	}
1102	close $fh;	1309	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1311	}
1105	} else {	1312	} else {
1106	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1107	}	1314	}
1108		1315
1109	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1320	} else {
1111	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1112	}	1322	}
1113	} else {	1323	} else {
1114	aio_unlink $filename;	1324	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1116	}	1326	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1351	$av = $st->{objs};
1142	}	1352	}
1143		1353
1144	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1147		1358
1148	($data, $av)	1359	($data, $av)
1149	}	1360	}
1150		1361
1151	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1207	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1208		1419
1209	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1210	}	1421	}
1211		1422
		1423	use File::Glob ();
		1424
1212	cf::player->attach (	1425	cf::player->attach (
1213	on_command => sub {	1426	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1215		1428
1216	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1217	or return;	1430	or return;
1218		1431
…		…
1241		1454
1242	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1243	if $reply;	1456	if $reply;
1244		1457
1245	} else {	1458	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1460	}
1248		1461
1249	cf::override;	1462	cf::override;
1250	},	1463	},
1251	);	1464	);
1252		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
1253	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1254	cf::sync_job {	1482	cf::sync_job {
1255	my %todo;	1483	my %todo;
1256		1484
1257	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1486	next unless -r $path;
…		…
1276		1504
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1507
1280	$ext{source} =	1508	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1283	. $source	1511	. $source
1284	. "\n};\n1";	1512	. "\n};\n1";
1285		1513
1286	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1287	}	1515	}
1288		1516
		1517	my $pass = 0;
1289	my %done;	1518	my %done;
1290	while (%todo) {	1519	while (%todo) {
1291	my $progress;	1520	my $progress;
1292		1521
		1522	++$pass;
		1523
		1524	ext:
1293	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1527	next ext
1296	unless exists $done{$_};	1528	unless exists $done{$_};
1297	}	1529	}
1298		1530
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1532
1301	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1306	warn $msg;	1540
1307	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1542	delete $todo{$k};
1309	}	1543	} else {
1310		1544	$done{$k} = delete $todo{$k};
1311	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1312	}	1550	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1551	}
1318		1552
1319	skip:	1553	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	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	}
1322	}	1563	}
1323	};	1564	};
1324	}	1565	}
1325		1566
1326	#############################################################################	1567	#############################################################################
1327		1568
1328	=back	1569	=back
1329		1570
1330	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1331		1572
1332	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1333		1574
1334	=cut	1575	=cut
1335		1576
1336	package cf::player;	1577	package cf::player;
1337		1578
…		…
1380		1621
1381	sub exists($) {	1622	sub exists($) {
1382	my ($login) = @_;	1623	my ($login) = @_;
1383		1624
1384	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1386	}	1627	}
1387		1628
1388	sub find($) {	1629	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1631	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1644	or return;
1404		1645
1405	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1406	or return;	1647	or return;
		1648
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1410	}	1652	}
1411	}	1653	}
1412	}	1654	}
1413		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
1414	sub save($) {	1669	sub save($) {
1415	my ($pl) = @_;	1670	my ($pl) = @_;
1416		1671
1417	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1418		1673
…		…
1421		1676
1422	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1423		1678
1424	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1425	$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];
1426		1686
1427	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1688	cf::cede_to_tick;
1429	}	1689	}
1430		1690
…		…
1462	my ($pl) = @_;	1722	my ($pl) = @_;
1463		1723
1464	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1465		1725
1466	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1467	$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
1468		1728
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1472	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1473		1737
1474	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1514		1778
1515	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1516	my $path = path $login;	1780	my $path = path $login;
1517		1781
1518	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1788	}
1524		1789
…		…
1528		1793
1529	\@logins	1794	\@logins
1530	}	1795	}
1531		1796
1532	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1533		1800
1534	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1535	player. May block.	1802	player. May block.
1536		1803
1537	=cut	1804	=cut
…		…
1555	}	1822	}
1556		1823
1557	\@paths	1824	\@paths
1558	}	1825	}
1559		1826
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1828
1562	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1830
1653	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1654		1832
1655	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1656		1834
…		…
1688		1866
1689	=cut	1867	=cut
1690		1868
1691	sub find_by_path($) {	1869	sub find_by_path($) {
1692	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1693		1873
1694	my ($match, $specificity);	1874	my ($match, $specificity);
1695		1875
1696	for my $region (list) {	1876	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1725		1905
1726	sub generate_random_map {	1906	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1729	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	1912	}
1743		1913
1744	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1745		1915
1746	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
…		…
1751		1921
1752	sub register {	1922	sub register {
1753	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	1924	my $pkg = caller;
1755		1925
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		1927
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	1929	}
1761		1930
1762	# also paths starting with '/'	1931	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		1933
1765	sub thawer_merge {	1934	sub thawer_merge {
1766	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1767		1936
1768	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1773	}	1942	}
1774		1943
1775	sub normalise {	1944	sub normalise {
1776	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1777		1946
1778	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1779		1948
1780	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1781		1950
1782	# map plan:	1951	# map plan:
1783	#	1952	#
…		…
1785	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1786	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1787	# ?random/... random maps	1956	# ?random/... random maps
1788	# /... normal maps	1957	# /... normal maps
1789	# ~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
1790		1960
1791	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1792		1962
1793	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1794	# something that looks reasonable	1964	# something that looks reasonable
1795	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1796	$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'";
1797		1967
1798	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1799	$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;
1800	}	1984	}
1801		1985
1802	for ($path) {	1986	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1806	}	1989	}
1807		1990
1808	$path	1991	$path
…		…
1822	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1823	return $self;	2006	return $self;
1824	}	2007	}
1825	}	2008	}
1826		2009
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2011	()
1829	}	2012	}
1830		2013
		2014	# may re-bless or do other evil things
1831	sub init {	2015	sub init {
1832	my ($self) = @_;	2016	my ($self) = @_;
1833		2017
1834	$self	2018	$self
1835	}	2019	}
…		…
1854		2038
1855	# the temporary/swap location	2039	# the temporary/swap location
1856	sub save_path {	2040	sub save_path {
1857	my ($self) = @_;	2041	my ($self) = @_;
1858		2042
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1861	}	2045	}
1862		2046
1863	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1864	sub uniq_path {	2048	sub uniq_path {
1865	my ($self) = @_;	2049	my ($self) = @_;
1866		2050
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2053	}
1879		2054
1880	sub decay_objects {	2055	sub decay_objects {
1881	my ($self) = @_;	2056	my ($self) = @_;
1882		2057
…		…
1909	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1910		2085
1911	1	2086	1
1912	}	2087	}
1913		2088
		2089	# used to laod the header of an original map
1914	sub load_header_orig {	2090	sub load_header_orig {
1915	my ($self) = @_;	2091	my ($self) = @_;
1916		2092
1917	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1918	}	2094	}
1919		2095
		2096	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2097	sub load_header_temp {
1921	my ($self) = @_;	2098	my ($self) = @_;
1922		2099
1923	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1924	}	2101	}
1925		2102
		2103	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2104	sub prepare_temp {
1927	my ($self) = @_;	2105	my ($self) = @_;
1928		2106
1929	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1931	# safety	2109	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2112	}
1935		2113
		2114	# called after loading the header from an original map
1936	sub prepare_orig {	2115	sub prepare_orig {
1937	my ($self) = @_;	2116	my ($self) = @_;
1938		2117
1939	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2143
1965	sub find;	2144	sub find;
1966	sub find {	2145	sub find {
1967	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1968		2147
		2148	cf::cede_to_tick;
		2149
1969	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1970		2151
1971	cf::lock_wait "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2154
1974	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1979	or return;	2157	or return;
1980		2158
1981	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1982		2160
…		…
1984	or return;	2162	or return;
1985		2163
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
1989	undef $guard1;	2168	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2169	$map->reset;
1992	return find $path;	2170	return find $path;
1993	}	2171	}
1994		2172
1995	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1996	}	2174	}
1997	}	2175	}
1998		2176
1999	sub pre_load { }	2177	sub pre_load { }
2000	sub post_load { }	2178	#sub post_load { } # XS
2001		2179
2002	sub load {	2180	sub load {
2003	my ($self) = @_;	2181	my ($self) = @_;
2004		2182
2005	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2017	$self->alloc;	2195	$self->alloc;
2018		2196
2019	$self->pre_load;	2197	$self->pre_load;
2020	cf::cede_to_tick;	2198	cf::cede_to_tick;
2021		2199
		2200	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2202	$f->skip_block;
2024	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
2025	or return;	2204	or return;
2026		2205
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
2028	if delete $self->{load_original};	2207	if delete $self->{load_original};
2029		2208
2030	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2210	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2213	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
2037	}	2217	}
2038	}	2218	}
2039	}
2040		2219
2041	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
2042		2225
2043	cf::cede_to_tick;	2226	cf::cede_to_tick;
2044	# now do the right thing for maps	2227	# now do the right thing for maps
2045	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2234	$self->decay_objects;
2052	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
2053	$self->update_buttons;	2236	$self->update_buttons;
2054	cf::cede_to_tick;	2237	cf::cede_to_tick;
2055	$self->set_darkness_map;
2056	cf::cede_to_tick;
2057	$self->activate;	2238	$self->activate;
2058	}	2239	}
2059		2240
2060	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
2062		2243
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2245	}
2065		2246
2066	$self->post_load;	2247	$self->post_load;
2067	}
2068		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
2069	sub customise_for {	2255	sub customise_for {
2070	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
2071		2257
2072	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2259	if $self->per_player;
…		…
2089	or next;	2275	or next;
2090	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
2091	or next;	2277	or next;
2092	$neigh->load;	2278	$neigh->load;
2093		2279
		2280	# now find the diagonal neighbours
2094	push @neigh,	2281	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}	2284	}
2098		2285
…		…
2105	}	2292	}
2106		2293
2107	sub find_sync {	2294	sub find_sync {
2108	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2109		2296
2110	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
2111	}	2301	}
2112		2302
2113	sub do_load_sync {	2303	sub do_load_sync {
2114	my ($map) = @_;	2304	my ($map) = @_;
2115		2305
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2118		2308
2119	cf::sync_job { $map->load };	2309	$map->load;
2120	}	2310	}
2121		2311
2122	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2124		2314
2125	sub find_async {	2315	sub find_async {
2126	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2127		2317
2128	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2129		2319
2130	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2322	}
2133		2323
2134	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
2135		2325
2136	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2151		2341
2152	()	2342	()
2153	}	2343	}
2154		2344
		2345	# common code, used by both ->save and ->swapout
2155	sub save {	2346	sub _save {
2156	my ($self) = @_;	2347	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2348
2160	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2161		2350
2162	return unless $self->dirty;	2351	return unless $self->dirty;
2163		2352
…		…
2172		2361
2173	cf::async {	2362	cf::async {
2174	$Coro::current->{desc} = "map player save";	2363	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2176	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2177		2368
2178	if ($uniq) {	2369	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2372	} else {
2182	$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);
2183	}	2374	}
2184	}	2375	}
2185		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2186	sub swap_out {	2385	sub swap_out {
2187	my ($self) = @_;	2386	my ($self) = @_;
2188		2387
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2194	return if $self->players;	2392	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;
2196	return if $self->{deny_save};
2197		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2198	$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};
2199		2444
2200	$self->deactivate;	2445	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2447	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2448
2248	$self->unlink_save;	2449	$self->unlink_save;
2249	$self->destroy;	2450	$self->destroy;
2250	}	2451	}
2251		2452
…		…
2259		2460
2260	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2261		2462
2262	$self->unlink_save;	2463	$self->unlink_save;
2263		2464
2264	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2470
…		…
2318		2519
2319	sub unique_maps() {	2520	sub unique_maps() {
2320	[	2521	[
2321	map {	2522	map {
2322	utf8::decode $_;	2523	utf8::decode $_;
2323	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2324	? normalise $_	2527	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2529	]
2328	}	2530	}
2329		2531
2330	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	}
2331		2563
2332	=back	2564	=back
2333		2565
2334	=head3 cf::object	2566	=head3 cf::object
2335		2567
…		…
2339		2571
2340	=over 4	2572	=over 4
2341		2573
2342	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2343		2575
2344	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.
2345		2578
2346	=cut	2579	=cut
2347		2580
2348	sub inv_recursive_;	2581	sub inv_recursive_;
2349	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2355	}	2588	}
2356		2589
2357	=item $ref = $ob->ref	2590	=item $ref = $ob->ref
2358		2591
2359	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.
2360		2593
2361	=item $ob = cf::object::deref ($refstring)	2594	=item $ob = cf::object::deref ($refstring)
2362		2595
2363	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,
2364	even if the object actually exists. May block.	2597	even if the object actually exists. May block.
…		…
2396	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
2397	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2398		2631
2399	=cut	2632	=cut
2400		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
2401	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2649	# with dialog boxes.
2403	#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
2404	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2652	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2665
2419	} else {	2666	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2669	}
2423	}	2670	}
2424	}	2671	}
2425		2672
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2698
2452	=item $player_object->enter_link	2699	=item $player_object->enter_link
2453		2700
2454	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}>).
2455		2702
2456	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.
2457	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.
2458		2707
2459	Will never block.	2708	Will never block.
2460		2709
2461	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2462		2711
…		…
2482	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2732	my ($self) = @_;
2484		2733
2485	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2486		2735
		2736	++$self->{_link_recursion};
		2737
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2739
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2491		2742
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2744	}
2494		2745
2495	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2497		2748
…		…
2514	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2516		2767
2517	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2520		2771
2521	$map->load;	2772	$map->load;
2522	$map->load_neighbours;	2773	$map->load_neighbours;
2523		2774
2524	return unless $self->contr->active;	2775	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2776
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2529	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2530		2784
		2785	}
		2786
2531	=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)]])
2532		2788
2533	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
2534	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2535	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
2536	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
2537	be called at the end of this process.	2793	be called at the end of this process.
2538		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
2539	=cut	2798	=cut
2540		2799
2541	our $GOTOGEN;	2800	our $GOTOGEN;
2542		2801
2543	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2544	my ($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	}
2545		2810
2546	# 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
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2813
2549	$self->enter_link;	2814	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2834	($path, $x, $y) = (undef, undef, undef);
2570	}	2835	}
2571	}	2836	}
2572		2837
2573	my $map = eval {	2838	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2840
2576	if ($map) {	2841	if ($map) {
2577	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2844	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2846	}
2582		2847
2583	$map	2848	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2594	}	2859	}
2595		2860
2596	$done->() if $done;	2861	$done->($self) if $done;
2597	})->prio (1);	2862	})->prio (1);
2598	}	2863	}
2599		2864
2600	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2601		2866
…		…
2621	}	2886	}
2622		2887
2623	sub prepare_random_map {	2888	sub prepare_random_map {
2624	my ($exit) = @_;	2889	my ($exit) = @_;
2625		2890
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2893	# that depends on the exit object
2631		2894
2632	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2897	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2639	}	2904	}
2640		2905
2641	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2642		2907
2643	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2646		2911
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2914	undef $fh;
2650	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2651		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2654	}	2923	}
2655	}	2924	}
2656		2925
2657	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2659		2928
2660	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2661		2930
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2931	$self->enter_link;
2674		2932
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2933	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2934	$Coro::current->{desc} = "enter_exit";
2681		2935
2682	$self->deactivate_recursive; # just to be sure
2683	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
2684	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2685		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
2686	1;	2957	1
2687	}) {	2958	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "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. "
2690	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2963
2693	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	2965	$self->leave_link;
2695	}	2966	}
2696	})->prio (1);	2967	})->prio (1);
2697	}	2968	}
2698		2969
…		…
2710	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2712		2983
2713	utf8::encode $text;	2984	utf8::encode $text;
2714	$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);
2715	}	3011	}
2716		3012
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3014
2719	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
…		…
2723		3019
2724	=cut	3020	=cut
2725		3021
2726	# non-persistent channels (usually the info channel)	3022	# non-persistent channels (usually the info channel)
2727	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	},
2728	"c/identify" => {	3030	"c/identify" => {
2729	id => "infobox",	3031	id => "infobox",
2730	title => "Identify",	3032	title => "Identify",
2731	reply => undef,	3033	reply => undef,
2732	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3036	"c/examine" => {
2735	id => "infobox",	3037	id => "infobox",
2736	title => "Examine",	3038	title => "Examine",
2737	reply => undef,	3039	reply => undef,
2738	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",
2739	},	3047	},
2740	"c/book" => {	3048	"c/book" => {
2741	id => "infobox",	3049	id => "infobox",
2742	title => "Book",	3050	title => "Book",
2743	reply => undef,	3051	reply => undef,
…		…
2759	id => "infobox",	3067	id => "infobox",
2760	title => "Body Parts",	3068	title => "Body Parts",
2761	reply => undef,	3069	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3070	tooltip => "Shows which body parts you posess and are available",
2763	},	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	},
2764	"c/uptime" => {	3108	"c/uptime" => {
2765	id => "infobox",	3109	id => "infobox",
2766	title => "Uptime",	3110	title => "Uptime",
2767	reply => undef,	3111	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3112	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3115	id => "infobox",
2772	title => "Map Info",	3116	title => "Map Info",
2773	reply => undef,	3117	reply => undef,
2774	tooltip => "Information related to the maps",	3118	tooltip => "Information related to the maps",
2775	},	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" => $CHAT_CHANNEL,
2776	);	3134	);
2777		3135
2778	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3138
2781	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2782		3141
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3143
2785	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3145	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3146	$channel = $CHANNEL{$channel};
2788		3147
2789	$self->ext_msg (channel_info => $channel)	3148	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3149	$channel = $channel->{id};
2793		3150
2794	} elsif (ref $channel) {	3151	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3156	}
2801		3157
2802	$channel = $channel->{id};	3158	$channel = $channel->{id};
2803	}	3159	}
2804		3160
2805	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2806		3162
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3163	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2811		3166
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3170	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3171
2826	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3173	}
2840		3174
2841	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2842		3176
2843	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2846		3180
2847	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2849		3183
2850	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}	3189	}
2856	}	3190	}
2857		3191
2858	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2859		3193
…		…
2863		3197
2864	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2866		3200
2867	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove	3204	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}	3207	}
2874	}	3208	}
2875		3209
2876	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2877		3211
…		…
2948		3282
2949	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2950	if $reply;	3284	if $reply;
2951		3285
2952	} else {	3286	} else {
2953	warn "client " . ($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";
2954	}	3288	}
2955		3289
2956	cf::override;	3290	cf::override;
2957	},	3291	},
2958	);	3292	);
…		…
2978		3312
2979	$coro	3313	$coro
2980	}	3314	}
2981		3315
2982	cf::client->attach (	3316	cf::client->attach (
2983	on_destroy => sub {	3317	on_client_destroy => sub {
2984	my ($ns) = @_;	3318	my ($ns) = @_;
2985		3319
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3321	},
2988	);	3322	);
…		…
3004	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
3005		3339
3006	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
3007		3341
3008	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
3011	sort time	3345	sort time
3012	));	3346	));
3013		3347
3014	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
3017		3351
3018	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
3019		3353
3020	cf::object	3354	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3355	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
3023		3358
3024	cf::object::player	3359	cf::object::player
3025	player	3360	player
3026		3361
3027	cf::player	3362	cf::player
…		…
3032		3367
3033	=cut	3368	=cut
3034		3369
3035	for (	3370	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3373	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
3042	) {	3377	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3380	for @funs;
3047	}	3381	}
3048		3382
…		…
3063		3397
3064	my $qcode = $code;	3398	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
3067		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
3068	local $_;	3405	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3406
3071	my $eval =	3407	my $eval =
3072	"do {\n"	3408	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3411	. $code
3076	. "\n}"	3412	. "\n}"
3077	;	3413	;
3078		3414
		3415	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
3082		3424
3083	if ($@) {	3425	if ($@) {
3084	warn "$@";	3426	warn "$@",
3085	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
3087	}	3429	}
3088		3430
3089	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
3090	}	3432	}
3091		3433
…		…
3105	=cut	3447	=cut
3106		3448
3107	sub register_script_function {	3449	sub register_script_function {
3108	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
3109		3451
3110	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
3112	}	3454	}
3113		3455
3114	=back	3456	=back
3115		3457
3116	=cut	3458	=cut
…		…
3125	# for this (global event?)	3467	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
3127		3469
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3471
3130	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
3131		3473
3132	my $facedata;	3474	my $facedata = decode_storable load_file $path;
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3475
3138	$facedata->{version} == 2	3476	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
3140		3478
3141	# 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]);
3142	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3143	type => FT_RSRC,	3482	type => FT_RSRC,
3144	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),
3145	};	3485	};
3146	cf::cede_to_tick;	3486	cf::cede_to_tick;
3147		3487
3148	{	3488	{
3149	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
3150		3490
3151	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
3153	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3156	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} , $info->{glyph} ;
3157		3499
3158	cf::cede_to_tick;	3500	cf::cede_to_tick;
3159	}	3501	}
3160		3502
3161	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
3163	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
3164	or next;	3507	or next;
		3508
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3512	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3514	}
3171		3515
3172	cf::cede_to_tick;	3516	cf::cede_to_tick;
3173	}	3517	}
3174	}	3518	}
…		…
3183		3527
3184	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3185	}	3529	}
3186		3530
3187	{	3531	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3191		3533
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3537
3198	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3199	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
3200
3201	my $meta = $enc->encode ({
3202	name => $name,
3203	%{ $info->{meta} || {} },
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3540	} else {
3208	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
3209	}	3542	}
3210		3543
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3544	cf::cede_to_tick;
3215	}	3545	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3549
3236	1	3550	1
3237	}	3551	}
3238		3552
3239	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
3241		3555
3242	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3244	}	3558	}
3245	};	3559	};
		3560
		3561	sub load_resource_file($) {
		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	$status
		3569	}
3246		3570
3247	sub reload_regions {	3571	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3573	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3588	}
3265		3589
3266	sub reload_archetypes {	3590	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3593	}
3275		3594
3276	sub reload_treasures {	3595	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3279	}	3598	}
3280		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
3281	sub reload_resources {	3620	sub reload_resources {
3282	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3283		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3284	reload_regions;	3628	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3629	reload_treasures;
3289		3630
3290	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3632	}
3296		3633
3297	sub reload_config {	3634	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3299	or return;
3300		3636
3301	local $/;	3637	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3303		3640
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3642
3306	$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};
3307	$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};
3308		3645
3309	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3313	};	3650	};
3314	warn $@ if $@;	3651	warn $@ if $@;
3315	}	3652	}
3316	}	3653	}
3317		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
3318	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
3319	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3321	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#
3322	(async {	3696	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3698	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3326	};	3700	};
3327		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;
3328	reload_config;	3714	reload_config;
3329	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
3330	load_extensions;	3725	load_extensions;
3331		3726
3332	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3728
3334	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;
3335	}	3745	}
3336		3746
3337	#############################################################################	3747	#############################################################################
3338	# initialisation and cleanup	3748	# initialisation and cleanup
3339		3749
3340	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3341	BEGIN {	3751	BEGIN {
3342	our %SIGWATCHER = ();	3752	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3346	};	3756	};
3347	}	3757	}
3348	}	3758	}
3349		3759
3350	sub write_runtime {	3760	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3352		3762
3353	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3355		3765
3356	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3767
3358	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3359		3769
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	3771	or return;
3362		3772
3363	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3376		3786
3377	close $fh	3787	close $fh
3378	or return;	3788	or return;
3379		3789
3380	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3791	and return;
3382		3792
3383	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		3794
3385	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 };
3386	}	3846	}
3387		3847
3388	sub emergency_save() {	3848	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3390		3850
3391	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;
3392		3857
3393	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3394	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	3867	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	3869	$pl->save;
3403	}	3870	}
3404	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3405		3872
3406	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";
3407	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	3878	$map->valid or next;
3410	$map->save;	3879	$map->save;
3411	}	3880	}
3412	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3413		3882
3414	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";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3416	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 $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3417	};	3911	};
3418		3912
3419	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3420	}	3914	}
3421		3915
3422	sub post_cleanup {	3916	sub post_cleanup {
3423	my ($make_core) = @_;	3917	my ($make_core) = @_;
3424		3918
		3919	IO::AIO::flush;
		3920
3425	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3426	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	}
3427	}	3951	}
3428		3952
3429	sub do_reload_perl() {	3953	sub do_reload_perl() {
3430	# can/must only be called in main	3954	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3432	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3433	return;	3957	return;
3434	}	3958	}
3435		3959
3436	warn "reloading...";	3960	return if $RELOAD++;
3437		3961
3438	warn "entering sync_job";	3962	my $t1 = AE::time;
3439		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3440	cf::sync_job {	3970	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark
3442	cf::emergency_save;	3971	#cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark
3444		3972
3445	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;
3447
3448	# if anything goes wrong in here, we should simply crash as we already saved
3449
3450	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;
3456	warn "iterate...";
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();	3975	%EXT_CORO = ();
3464		3976
3465	warn "removing commands";	3977	trace "perl_reload: removing commands";
3466	%COMMAND = ();	3978	%COMMAND = ();
3467		3979
3468	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3469	%EXTCMD = ();	3981	%EXTCMD = ();
3470	%EXTICMD = ();	3982	%EXTICMD = ();
3471		3983
3472	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3475		3987
3476	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3477	eval {	3989	eval {
3478	$cb->($pkg);	3990	$cb->($pkg);
3479	1	3991	1
3480	} 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;
3481	}	3997	}
3482		3998
3483	warn "... nuking $pkg";
3484	Symbol::delete_package $pkg;
3485	}
3486
3487	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3488	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		4002
3491	warn "... unloading $k";	4003	trace "... unloading $k";
3492	delete $INC{$k};	4004	delete $INC{$k};
3493		4005
3494	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3496		4008
3497	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3498	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3499	}	4014	}
3500		4015
3501	Symbol::delete_package $k;
3502	}
3503
3504	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3506	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);
3507		4019
3508	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		4023
3512	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3513	# and global variables created in xs	4025	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3515		4027
3516	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3517		4029
3518	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3519	require cf;	4031	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3521		4033
3522	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3523	cf::reload_config;	4035	cf::reload_config;
3524		4036
3525	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3526	cf::load_extensions;	4038	cf::load_extensions;
3527		4039
		4040	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3531	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3534		4048
3535	warn "leaving sync_job";	4049	cf::_post_init 1;
3536		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3537	1	4053	1
3538	} or do {	4054	} or do {
3539	warn $@;	4055	error $@;
3540	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3541	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3542	};	4060	}
3543		4061
3544	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3545	};	4064	};
3546		4065
3547	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3548		4067
3549	sub reload_perl() {	4068	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3552		4071
		4072	$RELOAD_WATCHER ||= cf::async {
		4073	Coro::AIO::aio_wait cache_extensions;
		4074
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4076	do_reload_perl;
3554	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3555	do_reload_perl;	4078	};
3556	};	4079	};
3557	}	4080	}
3558		4081
3559	register_command "reload" => sub {	4082	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
…		…
3566	reload_perl;	4089	reload_perl;
3567	};	4090	};
3568	}	4091	}
3569	};	4092	};
3570		4093
3571	unshift @INC, $LIBDIR;	4094	#############################################################################
3572		4095
3573	my $bug_warning = 0;	4096	my $bug_warning = 0;
3574		4097
3575	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3577		4100
3578	sub wait_for_tick {	4101	sub wait_for_tick() {
3579	return unless $TICK_WATCHER->is_active;
3580	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3581		4103
3582	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3583	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;	4106	$signal->wait;
3585	}	4107	}
3586		4108
3587	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3588	return unless $TICK_WATCHER->is_active;
3589	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3590		4111
3591	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	4114	$signal->wait;
3594	}	4115	}
3595		4116
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4117	sub tick {
3597	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3600	return;	4121	return;
3601	}	4122	}
3602		4123
3603	$NOW = $tick_start = EV::now;
3604
3605	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3606		4125
3607	$RUNTIME += $TICK;	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3608	$NEXT_TICK += $TICK;
3609		4127
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4130	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4131	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4132	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3616	};	4134	};
3617	}	4135	}
3618		4136
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3620	$sig->send;	4138	$sig->send;
3621	}	4139	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3623	$sig->send;	4141	$sig->send;
3624	}	4142	}
3625		4143
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4146
3629	_post_tick;	4147	if (0) {
3630	};	4148	if ($NEXT_TICK) {
3631	$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	}
3632		4155
3633	{	4156	{
		4157	# configure BDB
		4158
3634	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4161	$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4162
3653	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| 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;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4170
3660	cf::sync_job {	4171	cf::sync_job {
3661	eval {	4172	eval {
…		…
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4195	};
3685	}	4196	}
3686		4197
3687	{	4198	{
		4199	# configure IO::AIO
		4200
3688	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4203	undef $AnyEvent::AIO::WATCHER;
3693	}	4204	}
3694		4205
3695	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3696		4208
3697	sub _log_backtrace {	4209	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3699		4211
3700	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3701		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3705	async {	4222	async {
3706	$Coro::current->{desc} = "abt $msg";	4223	$Coro::current->{desc} = "abt $msg";
3707		4224
3708	my @bt = fork_call {	4225	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4237	}
3721		4238
3722	@funcs	4239	@funcs
3723	};	4240	};
3724		4241
3725	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4245	--$_log_backtrace;
3728	};	4246	};
3729	} else {	4247	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4250	}
3733	}	4251	}
3734		4252
3735	# load additional modules	4253	# load additional modules
3736	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3737		4256
3738	END { cf::emergency_save }	4257	END { cf::emergency_save }
3739		4258
3740	1	4259	1
3741		4260

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