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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.560 by root, Fri Apr 22 02:03:12 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 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 Event;	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;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	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	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
94		138
95	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
98		142
99	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		145
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
105		155
106	binmode STDOUT;	156	binmode STDOUT;
107	binmode STDERR;	157	binmode STDERR;
108		158
109	# read virtual server time, if available	159	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
114	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
115		167
116	mkdir $_	168	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		170
119	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
120		172
121	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		189
123	#############################################################################	190	#############################################################################
124		191
125	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
126		193
…		…
162		229
163	The raw value load value from the last tick.	230	The raw value load value from the last tick.
164		231
165	=item %cf::CFG	232	=item %cf::CFG
166		233
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	235	from wherever your confdir points to.
169		236
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		238
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
176	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
177		249
178	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	252	that call.
181		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
182	=back	260	=back
183		261
184	=cut	262	=cut
185		263
186	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	271	my $msg = join "", @_;
189		272
190	$msg .= "\n"	273	$msg .= "\n"
191	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
192		275
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		277
195	LOG llevError, $msg;	278	LOG llevWarn, $msg;
196	};	279	};
197	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
198		294
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	305	for my $pkg (qw(
210	cf::global cf::attachable	306	cf::global cf::attachable
211	cf::object cf::object::player	307	cf::object cf::object::player
212	cf::client cf::player	308	cf::client cf::player
213	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
214	cf::map cf::party cf::region	311	cf::party cf::region
215	)) {	312	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	314	}
219		315
220	$Event::DIED = sub {	316	$EV::DIED = sub {
221	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
222	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
223		324
224	#############################################################################	325	#############################################################################
225		326
226	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
227		328
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	350	$d
250	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
251	}	352	}
252		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
253	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
254		369
255	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
256		371
257	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
258		373
259	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
260		375
261	=cut	376	=cut
262		377
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		379
265	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		444
268	=item cf::lock_wait $string	445	=item cf::lock_wait $string
269		446
270	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
271		448
272	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
273		450
274	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
277	returned.	454	returned.
278		455
279	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	457	deadlocked coro.
…		…
286		463
287	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
288		465
289	=cut	466	=cut
290		467
291	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		469
294	sub lock_wait($) {	470	sub lock_wait($) {
295	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	472	}
308		473
309	sub lock_acquire($) {	474	sub lock_acquire($) {
310	my ($key) = @_;	475	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	476	}
324		477
325	sub lock_active($) {	478	sub lock_active($) {
326	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	480	}
330		481
331	sub freeze_mainloop {	482	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
333		484
334	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	486	}
336	};	487
337	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
338	$guard	489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
339	}	501	}
340		502
341	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
342		504
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
346		512
347	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
348	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
349		515
350	Useful for short background jobs.	516	Useful for short background jobs.
351		517
352	=cut	518	=cut
353		519
354	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
356		523
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
360		527
361	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
362		530
363	while () {	531	while () {
364	next_job:	532	next_job:
		533
365	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	535
367	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	540	$job->[2]->send;
371	Coro::cede;	541	Coro::cede;
372	goto next_job;	542	goto next_job;
373	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	545	}
375	}	546	}
376		547
377	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	551	$signal->wait;
381	} else {	552	} else {
		553	$busy = 0;
382	Coro::schedule;	554	Coro::schedule;
383	}	555	}
384	}	556	}
385	};	557	};
386		558
387	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
388	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
389		563
390	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
391	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
392		567
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
406		581
407	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
408		583
409	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
410		585
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	589	acceptable.
415		590
416	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	596	=cut
422		597
423	sub sync_job(&) {	598	sub sync_job(&) {
424	my ($job) = @_;	599	my ($job) = @_;
425		600
426	if ($Coro::current == $Coro::main) {	601	if (in_main) {
427	my $time = Event::time;	602	my $time = AE::time;
428		603
429	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
431		606
432	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
433		608
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
437		610
438	my $busy = 1;	611	my $busy = 1;
439	my @res;	612	my @res;
440		613
441	(async {	614	(async {
442	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	616	@res = eval { $job->() };
444	warn $@ if $@;	617	error $@ if $@;
445	undef $busy;	618	undef $busy;
446	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
447		620
448	while ($busy) {	621	while ($busy) {
449	if (Coro::nready) {	622	if (Coro::nready) {
450	Coro::cede_notself;	623	Coro::cede_notself;
451	} else {	624	} else {
452	Event::one_event;	625	EV::loop EV::LOOP_ONESHOT;
453	}	626	}
454	}	627	}
455		628
456	$time = Event::time - $time;	629	my $time = AE::time - $time;
457		630
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
462		632
463	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
464	} else {	634	} else {
465	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
466		636
…		…
486	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
487		657
488	$coro	658	$coro
489	}	659	}
490		660
491	=item fork_call { }, $args	661	=item fork_call { }, @args
492		662
493	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
497		667
498	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
499		673
500	sub fork_call(&@) {	674	sub fork_call(&@) {
501	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
502		676
503	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
506		680
507	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
508	reset_signals;	682	cf::post_fork;
509	&$cb	683	&$cb
510	}, @args;	684	} @args;
511		685
512	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
513	}	725	}
514		726
515	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
516		728
517	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
527	within each server.	739	within each server.
528		740
529	=cut	741	=cut
530		742
531	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
532	my ($name) = @_;	747	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
534		749
535	eval {	750	eval {
536	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
546	}	761	}
547		762
548	our $DB;	763	our $DB;
549		764
550	sub db_init {	765	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	766	$DB ||= db_table "db";
553	};
554	}	767	}
555		768
556	sub db_get($$) {	769	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
558		771
559	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
560	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
561		776
562	$! ? ()	777	$! ? ()
563	: $data	778	: $data
564	}
565	}	779	}
566		780
567	sub db_put($$$) {	781	sub db_put($$$) {
568	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		811
598	my @data;	812	my @data;
599	my $md5;	813	my $md5;
600		814
601	for (0 .. $#$src) {	815	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	817	}
605		818
606	# if processing is expensive, check	819	# if processing is expensive, check
607	# checksum first	820	# checksum first
608	if (1) {	821	if (1) {
…		…
625		838
626	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	840	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
629		842
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		844
632	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
635		848
…		…
645		858
646	=cut	859	=cut
647		860
648	sub datalog($@) {	861	sub datalog($@) {
649	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	864	}
652		865
653	=back	866	=back
654		867
655	=cut	868	=cut
656		869
657	#############################################################################	870	#############################################################################
658		871
659	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
660		873
661	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
662	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")
663	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
664		877
665	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>
666	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
667	Crossfire TRT).	880	Deliantra).
668		881
669	=over 4	882	=over 4
670		883
671	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
672		885
…		…
716	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
717		930
718	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
720		933
721	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		936
724	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
725		938
726	=over 4	939	=over 4
…		…
850		1063
851	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1066
854	} elsif (ref $type) {	1067	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
856		1069
857	} else {	1070	} else {
858	shift @arg;	1071	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
860	}	1073	}
861	}	1074	}
862	}	1075	}
863		1076
864	sub _object_attach {	1077	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
875	}	1088	}
876		1089
877	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
878	} else {	1091	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1093	}
881		1094
882	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
883	}	1096	}
884		1097
…		…
943		1156
944	for (@$callbacks) {	1157	for (@$callbacks) {
945	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
946		1159
947	if ($@) {	1160	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1162	override;
951	}	1163	}
952		1164
953	return 1 if $override;	1165	return 1 if $override;
954	}	1166	}
955		1167
956	0	1168	0
957	}	1169	}
958		1170
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1172
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1174
963	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
964		1176
…		…
1017		1229
1018	sub reattach {	1230	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1232	my ($obj) = @_;
1021		1233
		1234	# no longer needed after getting rid of delete_package?
1022	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
1023		1236
1024	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1025		1238
1026	@$registry = ();	1239	@$registry = ();
1027		1240
…		…
1032	for (@$attach) {	1245	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1035	}	1248	}
1036	} else {	1249	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1251	}
1039	}	1252	}
1040	}	1253	}
1041		1254
1042	cf::attachable->attach (	1255	cf::attachable->attach (
1043	prio => -1000000,	1256	prio => -1000000,
1044	on_instantiate => sub {	1257	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1046		1259
1047	$data = from_json $data;	1260	$data = decode_json $data;
1048		1261
1049	for (@$data) {	1262	for (@$data) {
1050	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1051		1264
1052	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1070		1283
1071	sync_job {	1284	sync_job {
1072	if (length $$rdata) {	1285	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1076		1290
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1298	aio_close $fh;
1082		1299
1083	if (@$objs) {	1300	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1309	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1311	}
1092	} else {	1312	} else {
1093	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1094	}	1314	}
1095		1315
1096	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1320	} else {
1098	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1099	}	1322	}
1100	} else {	1323	} else {
1101	aio_unlink $filename;	1324	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1103	}	1326	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1351	$av = $st->{objs};
1129	}	1352	}
1130		1353
1131	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1134		1358
1135	($data, $av)	1359	($data, $av)
1136	}	1360	}
1137		1361
1138	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1195		1419
1196	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1197	}	1421	}
1198		1422
		1423	use File::Glob ();
		1424
1199	cf::player->attach (	1425	cf::player->attach (
1200	on_command => sub {	1426	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1202		1428
1203	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1204	or return;	1430	or return;
1205		1431
…		…
1228		1454
1229	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1456	if $reply;
1231		1457
1232	} else {	1458	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1460	}
1235		1461
1236	cf::override;	1462	cf::override;
1237	},	1463	},
1238	);	1464	);
1239		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
1240	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1241	cf::sync_job {	1482	cf::sync_job {
1242	my %todo;	1483	my %todo;
1243		1484
1244	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1486	next unless -r $path;
…		…
1263		1504
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1507
1267	$ext{source} =	1508	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1270	. $source	1511	. $source
1271	. "\n};\n1";	1512	. "\n};\n1";
1272		1513
1273	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1274	}	1515	}
1275		1516
		1517	my $pass = 0;
1276	my %done;	1518	my %done;
1277	while (%todo) {	1519	while (%todo) {
1278	my $progress;	1520	my $progress;
1279		1521
		1522	++$pass;
		1523
		1524	ext:
1280	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1527	next ext
1283	unless exists $done{$_};	1528	unless exists $done{$_};
1284	}	1529	}
1285		1530
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1532
1288	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1293	warn $msg;	1540
1294	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1542	delete $todo{$k};
1296	}	1543	} else {
1297		1544	$done{$k} = delete $todo{$k};
1298	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1299	}	1550	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1551	}
1305		1552
1306	skip:	1553	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560	}
1309	}	1561	}
1310	};	1562	};
1311	}	1563	}
1312		1564
1313	#############################################################################	1565	#############################################################################
1314		1566
1315	=back	1567	=back
1316		1568
1317	=head2 CORE EXTENSIONS	1569	=head2 CORE EXTENSIONS
1318		1570
1319	Functions and methods that extend core crossfire objects.	1571	Functions and methods that extend core deliantra objects.
1320		1572
1321	=cut	1573	=cut
1322		1574
1323	package cf::player;	1575	package cf::player;
1324		1576
…		…
1367		1619
1368	sub exists($) {	1620	sub exists($) {
1369	my ($login) = @_;	1621	my ($login) = @_;
1370		1622
1371	$cf::PLAYER{$login}	1623	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1624	or !aio_stat path $login
1373	}	1625	}
1374		1626
1375	sub find($) {	1627	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1628	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1629	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1641	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1642	or return;
1391		1643
1392	my $pl = cf::player::load_pl $f	1644	my $pl = cf::player::load_pl $f
1393	or return;	1645	or return;
		1646
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1647	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1648	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1649	$cf::PLAYER{$login} = $pl
1397	}	1650	}
1398	}	1651	}
1399	}	1652	}
1400		1653
		1654	cf::player->attach (
		1655	on_load => sub {
		1656	my ($pl, $path) = @_;
		1657
		1658	# restore slots saved in save, below
		1659	my $slots = delete $pl->{_slots};
		1660
		1661	$pl->ob->current_weapon ($slots->[0]);
		1662	$pl->combat_ob ($slots->[1]);
		1663	$pl->ranged_ob ($slots->[2]);
		1664	},
		1665	);
		1666
1401	sub save($) {	1667	sub save($) {
1402	my ($pl) = @_;	1668	my ($pl) = @_;
1403		1669
1404	return if $pl->{deny_save};	1670	return if $pl->{deny_save};
1405		1671
…		…
1408		1674
1409	return if $pl->{deny_save};	1675	return if $pl->{deny_save};
1410		1676
1411	aio_mkdir playerdir $pl, 0770;	1677	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1678	$pl->{last_save} = $cf::RUNTIME;
		1679
		1680	cf::get_slot 0.01;
		1681
		1682	# save slots, to be restored later
		1683	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1684
1414	$pl->save_pl ($path);	1685	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1686	cf::cede_to_tick;
1416	}	1687	}
1417		1688
…		…
1449	my ($pl) = @_;	1720	my ($pl) = @_;
1450		1721
1451	my $name = $pl->ob->name;	1722	my $name = $pl->ob->name;
1452		1723
1453	$pl->{deny_save} = 1;	1724	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1725	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1726
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1727	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1728	$pl->deactivate;
		1729
		1730	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1731	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1732	ext::highscore::check ($pl->ob);
		1733
1459	$pl->ns->destroy if $pl->ns;	1734	$pl->ns->destroy if $pl->ns;
1460		1735
1461	my $path = playerdir $pl;	1736	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1737	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1738	aio_rename $path, $temp;
…		…
1501		1776
1502	for my $login (@$dirs) {	1777	for my $login (@$dirs) {
1503	my $path = path $login;	1778	my $path = path $login;
1504		1779
1505	# a .pst is a dead give-away for a valid player	1780	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1781	# if no pst file found, open and chekc for blocked users
		1782	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1783	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1784	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1785	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1786	}
1511		1787
…		…
1515		1791
1516	\@logins	1792	\@logins
1517	}	1793	}
1518		1794
1519	=item $player->maps	1795	=item $player->maps
		1796
		1797	=item cf::player::maps $login
1520		1798
1521	Returns an arrayref of map paths that are private for this	1799	Returns an arrayref of map paths that are private for this
1522	player. May block.	1800	player. May block.
1523		1801
1524	=cut	1802	=cut
…		…
1542	}	1820	}
1543		1821
1544	\@paths	1822	\@paths
1545	}	1823	}
1546		1824
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1825	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1826
1549	Expand crossfire pod fragments into protocol xml.	1827	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1828
1637	=item $player->ext_reply ($msgid, @msg)	1829	=item $player->ext_reply ($msgid, @msg)
1638		1830
1639	Sends an ext reply to the player.	1831	Sends an ext reply to the player.
1640		1832
…		…
1672		1864
1673	=cut	1865	=cut
1674		1866
1675	sub find_by_path($) {	1867	sub find_by_path($) {
1676	my ($path) = @_;	1868	my ($path) = @_;
		1869
		1870	$path =~ s/^~[^\/]*//; # skip ~login
1677		1871
1678	my ($match, $specificity);	1872	my ($match, $specificity);
1679		1873
1680	for my $region (list) {	1874	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1875	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1901	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1902	our $DEFAULT_RESET = 3000;
1709		1903
1710	sub generate_random_map {	1904	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1905	my ($self, $rmp) = @_;
1712	# mit "rum" bekleckern, nicht	1906
		1907	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1908
1713	$self->_create_random_map (	1909	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1910	}
1727		1911
1728	=item cf::map->register ($regex, $prio)	1912	=item cf::map->register ($regex, $prio)
1729		1913
1730	Register a handler for the map path matching the given regex at the	1914	Register a handler for the map path matching the given regex at the
…		…
1735		1919
1736	sub register {	1920	sub register {
1737	my (undef, $regex, $prio) = @_;	1921	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1922	my $pkg = caller;
1739		1923
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1924	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1925
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1926	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1927	}
1745		1928
1746	# also paths starting with '/'	1929	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1930	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1931
1749	sub thawer_merge {	1932	sub thawer_merge {
1750	my ($self, $merge) = @_;	1933	my ($self, $merge) = @_;
1751		1934
1752	# we have to keep some variables in memory intact	1935	# we have to keep some variables in memory intact
…		…
1757	}	1940	}
1758		1941
1759	sub normalise {	1942	sub normalise {
1760	my ($path, $base) = @_;	1943	my ($path, $base) = @_;
1761		1944
1762	$path = "$path"; # make sure its a string	1945	$path = "$path"; # make sure it's a string
1763		1946
1764	$path =~ s/\.map$//;	1947	$path =~ s/\.map$//;
1765		1948
1766	# map plan:	1949	# map plan:
1767	#	1950	#
…		…
1782	$base =~ s{[^/]+/?$}{};	1965	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	1966	$path = "$base/$path";
1784	}	1967	}
1785		1968
1786	for ($path) {	1969	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	1970	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	1971	redo if s{/[^/]+/\.\./}{/};
1790	}	1972	}
1791		1973
1792	$path	1974	$path
…		…
1806	$self->init; # pass $1 etc.	1988	$self->init; # pass $1 etc.
1807	return $self;	1989	return $self;
1808	}	1990	}
1809	}	1991	}
1810		1992
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	1993	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	1994	()
1813	}	1995	}
1814		1996
1815	sub init {	1997	sub init {
1816	my ($self) = @_;	1998	my ($self) = @_;
…		…
1838		2020
1839	# the temporary/swap location	2021	# the temporary/swap location
1840	sub save_path {	2022	sub save_path {
1841	my ($self) = @_;	2023	my ($self) = @_;
1842		2024
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2025	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	2026	"$TMPDIR/$path.map"
1845	}	2027	}
1846		2028
1847	# the unique path, undef == no special unique path	2029	# the unique path, undef == no special unique path
1848	sub uniq_path {	2030	sub uniq_path {
1849	my ($self) = @_;	2031	my ($self) = @_;
1850		2032
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2033	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2034	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	2035	}
1863		2036
1864	sub decay_objects {	2037	sub decay_objects {
1865	my ($self) = @_;	2038	my ($self) = @_;
1866		2039
…		…
1948		2121
1949	sub find;	2122	sub find;
1950	sub find {	2123	sub find {
1951	my ($path, $origin) = @_;	2124	my ($path, $origin) = @_;
1952		2125
		2126	cf::cede_to_tick;
		2127
1953	$path = normalise $path, $origin && $origin->path;	2128	$path = normalise $path, $origin && $origin->path;
1954		2129
1955	cf::lock_wait "map_data:$path";#d#remove	2130	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2131	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2132
1958	$cf::MAP{$path} || do {	2133	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2134	my $map = new_from_path cf::map $path
1963	or return;	2135	or return;
1964		2136
1965	$map->{last_save} = $cf::RUNTIME;	2137	$map->{last_save} = $cf::RUNTIME;
1966		2138
…		…
1968	or return;	2140	or return;
1969		2141
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2142	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2143	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2144	#$cf::WAIT_FOR_TICK->wait;
		2145	undef $guard2;
1973	undef $guard1;	2146	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2147	$map->reset;
1976	return find $path;	2148	return find $path;
1977	}	2149	}
1978		2150
1979	$cf::MAP{$path} = $map	2151	$cf::MAP{$path} = $map
1980	}	2152	}
1981	}	2153	}
1982		2154
1983	sub pre_load { }	2155	sub pre_load { }
1984	sub post_load { }	2156	#sub post_load { } # XS
1985		2157
1986	sub load {	2158	sub load {
1987	my ($self) = @_;	2159	my ($self) = @_;
1988		2160
1989	local $self->{deny_reset} = 1; # loading can take a long time	2161	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2178	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2179	$f->skip_block;
2008	$self->_load_objects ($f)	2180	$self->_load_objects ($f)
2009	or return;	2181	or return;
2010		2182
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2183	$self->post_load_original
2012	if delete $self->{load_original};	2184	if delete $self->{load_original};
2013		2185
2014	if (my $uniq = $self->uniq_path) {	2186	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2187	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2188	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2206	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2207	$self->decay_objects;
2036	$self->fix_auto_apply;	2208	$self->fix_auto_apply;
2037	$self->update_buttons;	2209	$self->update_buttons;
2038	cf::cede_to_tick;	2210	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2211	$self->activate;
2042	}	2212	}
2043		2213
2044	$self->{last_save} = $cf::RUNTIME;	2214	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2215	$self->last_access ($cf::RUNTIME);
2046		2216
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2217	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2218	}
2049		2219
2050	$self->post_load;	2220	$self->post_load;
2051	}
2052		2221
		2222	1
		2223	}
		2224
		2225	# customize the map for a given player, i.e.
		2226	# return the _real_ map. used by e.g. per-player
		2227	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2228	sub customise_for {
2054	my ($self, $ob) = @_;	2229	my ($self, $ob) = @_;
2055		2230
2056	return find "~" . $ob->name . "/" . $self->{path}	2231	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2232	if $self->per_player;
…		…
2073	or next;	2248	or next;
2074	$neigh = find $neigh, $map	2249	$neigh = find $neigh, $map
2075	or next;	2250	or next;
2076	$neigh->load;	2251	$neigh->load;
2077		2252
		2253	# now find the diagonal neighbours
2078	push @neigh,	2254	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2255	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2256	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2257	}
2082		2258
…		…
2089	}	2265	}
2090		2266
2091	sub find_sync {	2267	sub find_sync {
2092	my ($path, $origin) = @_;	2268	my ($path, $origin) = @_;
2093		2269
2094	cf::sync_job { find $path, $origin }	2270	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2271	if $Coro::current == $Coro::main;
		2272
		2273	find $path, $origin
2095	}	2274	}
2096		2275
2097	sub do_load_sync {	2276	sub do_load_sync {
2098	my ($map) = @_;	2277	my ($map) = @_;
2099		2278
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2279	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2280	if $Coro::current == $Coro::main;
2102		2281
2103	cf::sync_job { $map->load };	2282	$map->load;
2104	}	2283	}
2105		2284
2106	our %MAP_PREFETCH;	2285	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2286	our $MAP_PREFETCHER = undef;
2108		2287
…		…
2110	my ($path, $origin, $load) = @_;	2289	my ($path, $origin, $load) = @_;
2111		2290
2112	$path = normalise $path, $origin && $origin->{path};	2291	$path = normalise $path, $origin && $origin->{path};
2113		2292
2114	if (my $map = $cf::MAP{$path}) {	2293	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2294	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2295	}
2117		2296
2118	$MAP_PREFETCH{$path} |= $load;	2297	$MAP_PREFETCH{$path} |= $load;
2119		2298
2120	$MAP_PREFETCHER ||= cf::async {	2299	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2313	$MAP_PREFETCHER->prio (6);
2135		2314
2136	()	2315	()
2137	}	2316	}
2138		2317
		2318	# common code, used by both ->save and ->swapout
2139	sub save {	2319	sub _save {
2140	my ($self) = @_;	2320	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2321
2144	$self->{last_save} = $cf::RUNTIME;	2322	$self->{last_save} = $cf::RUNTIME;
2145		2323
2146	return unless $self->dirty;	2324	return unless $self->dirty;
2147		2325
…		…
2156		2334
2157	cf::async {	2335	cf::async {
2158	$Coro::current->{desc} = "map player save";	2336	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2337	$_->contr->save for $self->players;
2160	};	2338	};
		2339
		2340	cf::get_slot 0.02;
2161		2341
2162	if ($uniq) {	2342	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2343	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2344	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2345	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2346	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2347	}
2168	}	2348	}
2169		2349
		2350	sub save {
		2351	my ($self) = @_;
		2352
		2353	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2354
		2355	$self->_save;
		2356	}
		2357
2170	sub swap_out {	2358	sub swap_out {
2171	my ($self) = @_;	2359	my ($self) = @_;
2172		2360
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2362
		2363	return if $self->in_memory != cf::MAP_ACTIVE;
		2364	return if $self->{deny_save};
2178	return if $self->players;	2365	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;
2180	return if $self->{deny_save};
2181		2366
		2367	# first deactivate the map and "unlink" it from the core
		2368	$self->deactivate;
		2369	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2370	$self->in_memory (cf::MAP_SWAPPED);
		2371
		2372	# then atomically save
		2373	$self->_save;
		2374
		2375	# then free the map
		2376	$self->clear;
		2377	}
		2378
		2379	sub reset_at {
		2380	my ($self) = @_;
		2381
		2382	# TODO: safety, remove and allow resettable per-player maps
		2383	return 1e99 if $self->{deny_reset};
		2384
		2385	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2386	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2387
		2388	$time + $to
		2389	}
		2390
		2391	sub should_reset {
		2392	my ($self) = @_;
		2393
		2394	$self->reset_at <= $cf::RUNTIME
		2395	}
		2396
		2397	sub reset {
		2398	my ($self) = @_;
		2399
		2400	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2401
		2402	return if $self->players;
		2403
		2404	cf::trace "resetting map ", $self->path, "\n";
		2405
		2406	$self->in_memory (cf::MAP_SWAPPED);
		2407
		2408	# need to save uniques path
		2409	unless ($self->{deny_save}) {
		2410	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2411
		2412	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2413	if $uniq;
		2414	}
		2415
		2416	delete $cf::MAP{$self->path};
2183		2417
2184	$self->deactivate;	2418	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2419	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2420	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2421
2232	$self->unlink_save;	2422	$self->unlink_save;
2233	$self->destroy;	2423	$self->destroy;
2234	}	2424	}
2235		2425
…		…
2243		2433
2244	delete $cf::MAP{$self->path};	2434	delete $cf::MAP{$self->path};
2245		2435
2246	$self->unlink_save;	2436	$self->unlink_save;
2247		2437
2248	bless $self, "cf::map";	2438	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2439	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2440	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2441	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2442	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2443
…		…
2302		2492
2303	sub unique_maps() {	2493	sub unique_maps() {
2304	[	2494	[
2305	map {	2495	map {
2306	utf8::decode $_;	2496	utf8::decode $_;
2307	/\.map$/	2497	s/\.map$//; # TODO future compatibility hack
		2498	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2499	? ()
2308	? normalise $_	2500	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2501	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2502	]
2312	}	2503	}
2313		2504
2314	package cf;	2505	=item cf::map::static_maps
		2506
		2507	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2508	file in the shared directory excluding F</styles> and F</editor>). May
		2509	block.
		2510
		2511	=cut
		2512
		2513	sub static_maps() {
		2514	my @dirs = "";
		2515	my @maps;
		2516
		2517	while (@dirs) {
		2518	my $dir = shift @dirs;
		2519
		2520	next if $dir eq "/styles" || $dir eq "/editor";
		2521
		2522	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2523	or return;
		2524
		2525	for (@$files) {
		2526	s/\.map$// or next;
		2527	utf8::decode $_;
		2528	push @maps, "$dir/$_";
		2529	}
		2530
		2531	push @dirs, map "$dir/$_", @$dirs;
		2532	}
		2533
		2534	\@maps
		2535	}
2315		2536
2316	=back	2537	=back
2317		2538
2318	=head3 cf::object	2539	=head3 cf::object
2319		2540
…		…
2323		2544
2324	=over 4	2545	=over 4
2325		2546
2326	=item $ob->inv_recursive	2547	=item $ob->inv_recursive
2327		2548
2328	Returns the inventory of the object _and_ their inventories, recursively.	2549	Returns the inventory of the object I<and> their inventories, recursively,
		2550	but I<not> the object itself.
2329		2551
2330	=cut	2552	=cut
2331		2553
2332	sub inv_recursive_;	2554	sub inv_recursive_;
2333	sub inv_recursive_ {	2555	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2560	inv_recursive_ inv $_[0]
2339	}	2561	}
2340		2562
2341	=item $ref = $ob->ref	2563	=item $ref = $ob->ref
2342		2564
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2565	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2566
2345	=item $ob = cf::object::deref ($refstring)	2567	=item $ob = cf::object::deref ($refstring)
2346		2568
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2569	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2570	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2602	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2603	dialogue with the given NPC character.
2382		2604
2383	=cut	2605	=cut
2384		2606
		2607	our $SAY_CHANNEL = {
		2608	id => "say",
		2609	title => "Map",
		2610	reply => "say ",
		2611	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2612	};
		2613
		2614	our $CHAT_CHANNEL = {
		2615	id => "chat",
		2616	title => "Chat",
		2617	reply => "chat ",
		2618	tooltip => "Player chat and shouts, global to the server.",
		2619	};
		2620
2385	# rough implementation of a future "reply" method that works	2621	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2622	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2623	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2624	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2625	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2636	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2637	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2638
2403	} else {	2639	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2640	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2641	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2642	}
2407	}	2643	}
2408	}	2644	}
2409		2645
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2646	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2671
2436	=item $player_object->enter_link	2672	=item $player_object->enter_link
2437		2673
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2674	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2675
2440	The player should be reasonably safe there for short amounts of time. You	2676	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2677	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2678	though, as the player cannot control the character while it is on the link
		2679	map.
2442		2680
2443	Will never block.	2681	Will never block.
2444		2682
2445	=item $player_object->leave_link ($map, $x, $y)	2683	=item $player_object->leave_link ($map, $x, $y)
2446		2684
…		…
2466	sub cf::object::player::enter_link {	2704	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2705	my ($self) = @_;
2468		2706
2469	$self->deactivate_recursive;	2707	$self->deactivate_recursive;
2470		2708
		2709	++$self->{_link_recursion};
		2710
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2711	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2712
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2713	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2714	if $self->map && $self->map->{path} ne "{link}";
2475		2715
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2716	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2717	}
2478		2718
2479	sub cf::object::player::leave_link {	2719	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2720	my ($self, $map, $x, $y) = @_;
2481		2721
…		…
2498	($x, $y) = (-1, -1)	2738	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2739	unless (defined $x) && (defined $y);
2500		2740
2501	# use -1 or undef as default coordinates, not 0, 0	2741	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2742	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2743	if $x <= 0 && $y <= 0;
2504		2744
2505	$map->load;	2745	$map->load;
2506	$map->load_neighbours;	2746	$map->load_neighbours;
2507		2747
2508	return unless $self->contr->active;	2748	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2749
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2750	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2751	if ($self->enter_map ($map, $x, $y)) {
2513	}	2752	# entering was successful
		2753	delete $self->{_link_recursion};
		2754	# only activate afterwards, to support waiting in hooks
		2755	$self->activate_recursive;
		2756	}
2514		2757
		2758	}
		2759
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2760	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2516		2761
2517	Moves the player to the given map-path and coordinates by first freezing	2762	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2763	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2764	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2765	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2766	be called at the end of this process.
2522		2767
		2768	Note that $check will be called with a potentially non-loaded map, so if
		2769	it needs a loaded map it has to call C<< ->load >>.
		2770
2523	=cut	2771	=cut
2524		2772
2525	our $GOTOGEN;	2773	our $GOTOGEN;
2526		2774
2527	sub cf::object::player::goto {	2775	sub cf::object::player::goto {
2528	my ($self, $path, $x, $y, $check, $done) = @_;	2776	my ($self, $path, $x, $y, $check, $done) = @_;
		2777
		2778	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2779	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2780	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2781	($path, $x, $y) = @$EMERGENCY_POSITION;
		2782	}
2529		2783
2530	# do generation counting so two concurrent goto's will be executed in-order	2784	# do generation counting so two concurrent goto's will be executed in-order
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2785	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2786
2533	$self->enter_link;	2787	$self->enter_link;
…		…
2557	my $map = eval {	2811	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2812	my $map = defined $path ? cf::map::find $path : undef;
2559		2813
2560	if ($map) {	2814	if ($map) {
2561	$map = $map->customise_for ($self);	2815	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2816	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2817	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2818	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2819	}
2566		2820
2567	$map	2821	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2829	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2830	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2831	$self->leave_link ($map, $x, $y);
2578	}	2832	}
2579		2833
2580	$done->() if $done;	2834	$done->($self) if $done;
2581	})->prio (1);	2835	})->prio (1);
2582	}	2836	}
2583		2837
2584	=item $player_object->enter_exit ($exit_object)	2838	=item $player_object->enter_exit ($exit_object)
2585		2839
…		…
2605	}	2859	}
2606		2860
2607	sub prepare_random_map {	2861	sub prepare_random_map {
2608	my ($exit) = @_;	2862	my ($exit) = @_;
2609		2863
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2864	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2865	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2866	# that depends on the exit object
2615		2867
2616	my $rmp = parse_random_map_params $exit->msg;	2868	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2870	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2871	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2872	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2873	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2874	$rmp->{origin_y} = $exit->y;
		2875
		2876	$exit->map->touch;
2623	}	2877	}
2624		2878
2625	$rmp->{random_seed} ||= $exit->random_seed;	2879	$rmp->{random_seed} ||= $exit->random_seed;
2626		2880
2627	my $data = cf::to_json $rmp;	2881	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2882	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2883	my $meta = "$RANDOMDIR/$md5.meta";
2630		2884
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2885	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2886	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2887	undef $fh;
2634	aio_rename "$meta~", $meta;	2888	aio_rename "$meta~", $meta;
2635		2889
		2890	my $slaying = "?random/$md5";
		2891
		2892	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2893	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2894	$exit->msg (undef);
		2895	}
2638	}	2896	}
2639	}	2897	}
2640		2898
2641	sub cf::object::player::enter_exit {	2899	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2900	my ($self, $exit) = @_;
2643		2901
2644	return unless $self->type == cf::PLAYER;	2902	return unless $self->type == cf::PLAYER;
2645		2903
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2904	$self->enter_link;
2658		2905
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2906	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2907	$Coro::current->{desc} = "enter_exit";
2665		2908
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2909	unless (eval {
		2910	$self->deactivate_recursive; # just to be sure
		2911
		2912	# random map handling
		2913	{
		2914	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2915
		2916	prepare_random_map $exit
		2917	if $exit->slaying eq "/!";
		2918	}
		2919
		2920	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2921	my $x = $exit->stats->hp;
		2922	my $y = $exit->stats->sp;
		2923
2668	$self->goto ($slaying, $hp, $sp);	2924	$self->goto ($map, $x, $y);
2669		2925
		2926	# if exit is damned, update players death & WoR home-position
		2927	$self->contr->savebed ($map, $x, $y)
		2928	if $exit->flag (cf::FLAG_DAMNED);
		2929
2670	1;	2930	1
2671	}) {	2931	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2932	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2933	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2934	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2935	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2936
2677	warn "ERROR in enter_exit: $@";	2937	error "ERROR in enter_exit: $@";
2678	$self->leave_link;	2938	$self->leave_link;
2679	}	2939	}
2680	})->prio (1);	2940	})->prio (1);
2681	}	2941	}
2682		2942
…		…
2694	sub cf::client::send_drawinfo {	2954	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2955	my ($self, $text, $flags) = @_;
2696		2956
2697	utf8::encode $text;	2957	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2958	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2959	}
		2960
		2961	=item $client->send_big_packet ($pkt)
		2962
		2963	Like C<send_packet>, but tries to compress large packets, and fragments
		2964	them as required.
		2965
		2966	=cut
		2967
		2968	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2969
		2970	sub cf::client::send_big_packet {
		2971	my ($self, $pkt) = @_;
		2972
		2973	# try lzf for large packets
		2974	$pkt = "lzf " . Compress::LZF::compress $pkt
		2975	if 1024 <= length $pkt and $self->{can_lzf};
		2976
		2977	# split very large packets
		2978	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2979	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2980	$pkt = "frag";
		2981	}
		2982
		2983	$self->send_packet ($pkt);
2699	}	2984	}
2700		2985
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2986	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2987
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2988	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2992
2708	=cut	2993	=cut
2709		2994
2710	# non-persistent channels (usually the info channel)	2995	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2996	our %CHANNEL = (
		2997	"c/motd" => {
		2998	id => "infobox",
		2999	title => "MOTD",
		3000	reply => undef,
		3001	tooltip => "The message of the day",
		3002	},
2712	"c/identify" => {	3003	"c/identify" => {
2713	id => "infobox",	3004	id => "infobox",
2714	title => "Identify",	3005	title => "Identify",
2715	reply => undef,	3006	reply => undef,
2716	tooltip => "Items recently identified",	3007	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	3009	"c/examine" => {
2719	id => "infobox",	3010	id => "infobox",
2720	title => "Examine",	3011	title => "Examine",
2721	reply => undef,	3012	reply => undef,
2722	tooltip => "Signs and other items you examined",	3013	tooltip => "Signs and other items you examined",
		3014	},
		3015	"c/shopinfo" => {
		3016	id => "infobox",
		3017	title => "Shop Info",
		3018	reply => undef,
		3019	tooltip => "What your bargaining skill tells you about the shop",
2723	},	3020	},
2724	"c/book" => {	3021	"c/book" => {
2725	id => "infobox",	3022	id => "infobox",
2726	title => "Book",	3023	title => "Book",
2727	reply => undef,	3024	reply => undef,
…		…
2743	id => "infobox",	3040	id => "infobox",
2744	title => "Body Parts",	3041	title => "Body Parts",
2745	reply => undef,	3042	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	3043	tooltip => "Shows which body parts you posess and are available",
2747	},	3044	},
		3045	"c/statistics" => {
		3046	id => "infobox",
		3047	title => "Statistics",
		3048	reply => undef,
		3049	tooltip => "Shows your primary statistics",
		3050	},
		3051	"c/skills" => {
		3052	id => "infobox",
		3053	title => "Skills",
		3054	reply => undef,
		3055	tooltip => "Shows your experience per skill and item power",
		3056	},
		3057	"c/shopitems" => {
		3058	id => "infobox",
		3059	title => "Shop Items",
		3060	reply => undef,
		3061	tooltip => "Shows the items currently for sale in this shop",
		3062	},
		3063	"c/resistances" => {
		3064	id => "infobox",
		3065	title => "Resistances",
		3066	reply => undef,
		3067	tooltip => "Shows your resistances",
		3068	},
		3069	"c/pets" => {
		3070	id => "infobox",
		3071	title => "Pets",
		3072	reply => undef,
		3073	tooltip => "Shows information abotu your pets/a specific pet",
		3074	},
		3075	"c/perceiveself" => {
		3076	id => "infobox",
		3077	title => "Perceive Self",
		3078	reply => undef,
		3079	tooltip => "You gained detailed knowledge about yourself",
		3080	},
2748	"c/uptime" => {	3081	"c/uptime" => {
2749	id => "infobox",	3082	id => "infobox",
2750	title => "Uptime",	3083	title => "Uptime",
2751	reply => undef,	3084	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3085	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3088	id => "infobox",
2756	title => "Map Info",	3089	title => "Map Info",
2757	reply => undef,	3090	reply => undef,
2758	tooltip => "Information related to the maps",	3091	tooltip => "Information related to the maps",
2759	},	3092	},
		3093	"c/party" => {
		3094	id => "party",
		3095	title => "Party",
		3096	reply => "gsay ",
		3097	tooltip => "Messages and chat related to your party",
		3098	},
		3099	"c/death" => {
		3100	id => "death",
		3101	title => "Death",
		3102	reply => undef,
		3103	tooltip => "Reason for and more info about your most recent death",
		3104	},
		3105	"c/say" => $SAY_CHANNEL,
		3106	"c/chat" => $CHAT_CHANNEL,
2760	);	3107	);
2761		3108
2762	sub cf::client::send_msg {	3109	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3110	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3111
2765	$msg = $self->pl->expand_cfpod ($msg);	3112	$msg = $self->pl->expand_cfpod ($msg)
		3113	unless $color & cf::NDI_VERBATIM;
2766		3114
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3115	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3116
2769	# check predefined channels, for the benefit of C	3117	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3118	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3119	$channel = $CHANNEL{$channel};
2772		3120
2773	$self->ext_msg (channel_info => $channel)	3121	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3122	$channel = $channel->{id};
2777		3123
2778	} elsif (ref $channel) {	3124	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3125	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3126	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3127	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3128	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3129	}
2785		3130
2786	$channel = $channel->{id};	3131	$channel = $channel->{id};
2787	}	3132	}
2788		3133
2789	return unless @extra || length $msg;	3134	return unless @extra || length $msg;
2790		3135
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3136	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3137	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3138	if $color & cf::NDI_DEF;
2795		3139
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3140	my $pkt = "msg "
		3141	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3142	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3143	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3144
2810	$color &= cf::NDI_COLOR_MASK;	3145	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3146	}
2824		3147
2825	=item $client->ext_msg ($type, @msg)	3148	=item $client->ext_msg ($type, @msg)
2826		3149
2827	Sends an ext event to the client.	3150	Sends an ext event to the client.
…		…
2830		3153
2831	sub cf::client::ext_msg($$@) {	3154	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3155	my ($self, $type, @msg) = @_;
2833		3156
2834	if ($self->extcmd == 2) {	3157	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3158	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3159	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3160	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3162	}
2840	}	3163	}
2841		3164
2842	=item $client->ext_reply ($msgid, @msg)	3165	=item $client->ext_reply ($msgid, @msg)
2843		3166
…		…
2847		3170
2848	sub cf::client::ext_reply($$@) {	3171	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3172	my ($self, $id, @msg) = @_;
2850		3173
2851	if ($self->extcmd == 2) {	3174	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3175	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3176	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3177	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3178	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3180	}
2858	}	3181	}
2859		3182
2860	=item $success = $client->query ($flags, "text", \&cb)	3183	=item $success = $client->query ($flags, "text", \&cb)
2861		3184
…		…
2932		3255
2933	$ns->ext_reply ($reply, @reply)	3256	$ns->ext_reply ($reply, @reply)
2934	if $reply;	3257	if $reply;
2935		3258
2936	} else {	3259	} else {
2937	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3260	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2938	}	3261	}
2939		3262
2940	cf::override;	3263	cf::override;
2941	},	3264	},
2942	);	3265	);
…		…
2962		3285
2963	$coro	3286	$coro
2964	}	3287	}
2965		3288
2966	cf::client->attach (	3289	cf::client->attach (
2967	on_destroy => sub {	3290	on_client_destroy => sub {
2968	my ($ns) = @_;	3291	my ($ns) = @_;
2969		3292
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3293	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3294	},
2972	);	3295	);
…		…
2988	our $safe_hole = new Safe::Hole;	3311	our $safe_hole = new Safe::Hole;
2989		3312
2990	$SIG{FPE} = 'IGNORE';	3313	$SIG{FPE} = 'IGNORE';
2991		3314
2992	$safe->permit_only (Opcode::opset qw(	3315	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3316	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3317	grepstart grepwhile mapstart mapwhile
2995	sort time	3318	sort time
2996	));	3319	));
2997		3320
2998	# here we export the classes and methods available to script code	3321	# here we export the classes and methods available to script code
…		…
3001		3324
3002	The following functions and methods are available within a safe environment:	3325	The following functions and methods are available within a safe environment:
3003		3326
3004	cf::object	3327	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3328	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3329	insert remove name archname title slaying race decrease split
		3330	value
3007		3331
3008	cf::object::player	3332	cf::object::player
3009	player	3333	player
3010		3334
3011	cf::player	3335	cf::player
…		…
3016		3340
3017	=cut	3341	=cut
3018		3342
3019	for (	3343	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3344	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3345	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3346	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3347	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3348	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3349	["cf::map" => qw(trigger)],
3026	) {	3350	) {
3027	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3351	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3352	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3030	for @funs;	3353	for @funs;
3031	}	3354	}
3032		3355
…		…
3047		3370
3048	my $qcode = $code;	3371	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3372	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3373	$qcode =~ s/\n/\\n/g;
3051		3374
		3375	%vars = (_dummy => 0) unless %vars;
		3376
		3377	my @res;
3052	local $_;	3378	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3379
3055	my $eval =	3380	my $eval =
3056	"do {\n"	3381	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3382	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3383	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3384	. $code
3060	. "\n}"	3385	. "\n}"
3061	;	3386	;
3062		3387
		3388	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3389	sub_generation_inc;
		3390	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3391	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3392	sub_generation_inc;
		3393	} else {
		3394	local @cf::_safe_eval_args = values %vars;
		3395	@res = wantarray ? eval eval : scalar eval $eval;
		3396	}
3066		3397
3067	if ($@) {	3398	if ($@) {
3068	warn "$@";	3399	warn "$@",
3069	warn "while executing safe code '$code'\n";	3400	"while executing safe code '$code'\n",
3070	warn "with arguments " . (join " ", %vars) . "\n";	3401	"with arguments " . (join " ", %vars) . "\n";
3071	}	3402	}
3072		3403
3073	wantarray ? @res : $res[0]	3404	wantarray ? @res : $res[0]
3074	}	3405	}
3075		3406
…		…
3089	=cut	3420	=cut
3090		3421
3091	sub register_script_function {	3422	sub register_script_function {
3092	my ($fun, $cb) = @_;	3423	my ($fun, $cb) = @_;
3093		3424
3094	no strict 'refs';	3425	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3426	*$fun = $safe_hole->wrap ($cb);
3096	}	3427	}
3097		3428
3098	=back	3429	=back
3099		3430
3100	=cut	3431	=cut
…		…
3109	# for this (global event?)	3440	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3441	%ext::player_env::MUSIC_FACE_CACHE = ();
3111		3442
3112	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3443	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3113		3444
3114	warn "loading facedata from $path\n";	3445	trace "loading facedata from $path\n";
3115		3446
3116	my $facedata;	3447	my $facedata = decode_storable load_file $path;
3117	0 < aio_load $path, $facedata
3118	or die "$path: $!";
3119
3120	$facedata = Coro::Storable::thaw $facedata;
3121		3448
3122	$facedata->{version} == 2	3449	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3450	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3451
3125	# patch in the exptable	3452	# patch in the exptable
		3453	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3126	$facedata->{resource}{"res/exp_table"} = {	3454	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3455	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3456	data => $exp_table,
		3457	hash => (Digest::MD5::md5 $exp_table),
3129	};	3458	};
3130	cf::cede_to_tick;	3459	cf::cede_to_tick;
3131		3460
3132	{	3461	{
3133	my $faces = $facedata->{faceinfo};	3462	my $faces = $facedata->{faceinfo};
3134		3463
3135	while (my ($face, $info) = each %$faces) {	3464	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3465	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3466
3137	cf::face::set_visibility $idx, $info->{visibility};	3467	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3468	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3469	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3470	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3471	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3141		3472
3142	cf::cede_to_tick;	3473	cf::cede_to_tick;
3143	}	3474	}
3144		3475
3145	while (my ($face, $info) = each %$faces) {	3476	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3477	next unless $info->{smooth};
		3478
3147	my $idx = cf::face::find $face	3479	my $idx = cf::face::find $face
3148	or next;	3480	or next;
		3481
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3482	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3483	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3484	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3485	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3486	error "smooth face '$info->{smooth}' not found for face '$face'";
3154	}	3487	}
3155		3488
3156	cf::cede_to_tick;	3489	cf::cede_to_tick;
3157	}	3490	}
3158	}	3491	}
…		…
3167		3500
3168	cf::anim::invalidate_all; # d'oh	3501	cf::anim::invalidate_all; # d'oh
3169	}	3502	}
3170		3503
3171	{	3504	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3505	my $res = $facedata->{resource};
3175		3506
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3507	while (my ($name, $info) = each %$res) {
		3508	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3509	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3510
3182	if ($info->{type} & 1) {	3511	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3512	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3513	} else {
3192	$data = $info->{data};	3514	$RESOURCE{$name} = $info; # unused
3193	}	3515	}
3194		3516
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3517	cf::cede_to_tick;
3199	}	3518	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3519	}
		3520
		3521	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3522
3220	1	3523	1
3221	}	3524	}
3222		3525
3223	register_exticmd fx_want => sub {	3526	register_exticmd fx_want => sub {
…		…
3225		3528
3226	while (my ($k, $v) = each %$want) {	3529	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3530	$ns->fx_want ($k, $v);
3228	}	3531	}
3229	};	3532	};
		3533
		3534	sub load_resource_file($) {
		3535	my $guard = lock_acquire "load_resource_file";
		3536
		3537	my $status = load_resource_file_ $_[0];
		3538	get_slot 0.1, 100;
		3539	cf::arch::commit_load;
		3540
		3541	$status
		3542	}
3230		3543
3231	sub reload_regions {	3544	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3545	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3546	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3547	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3561	}
3249		3562
3250	sub reload_archetypes {	3563	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3564	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3565	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3566	}
3259		3567
3260	sub reload_treasures {	3568	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3569	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3570	or die "unable to load treasurelists\n";
3263	}	3571	}
3264		3572
		3573	sub reload_sound {
		3574	trace "loading sound config from $DATADIR/sound\n";
		3575
		3576	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3577
		3578	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3579	my $sound = $soundconf->{compat}[$_]
		3580	or next;
		3581
		3582	my $face = cf::face::find "sound/$sound->[1]";
		3583	cf::sound::set $sound->[0] => $face;
		3584	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3585	}
		3586
		3587	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3588	my $face = cf::face::find "sound/$v";
		3589	cf::sound::set $k => $face;
		3590	}
		3591	}
		3592
3265	sub reload_resources {	3593	sub reload_resources {
3266	warn "reloading resource files...\n";	3594	trace "reloading resource files...\n";
3267		3595
		3596	reload_exp_table;
		3597	reload_materials;
		3598	reload_facedata;
		3599	reload_sound;
		3600	reload_archetypes;
3268	reload_regions;	3601	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3602	reload_treasures;
3273		3603
3274	warn "finished reloading resource files\n";	3604	trace "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3605	}
3280		3606
3281	sub reload_config {	3607	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3608	trace "reloading config file...\n";
3283	or return;
3284		3609
3285	local $/;	3610	my $config = load_file "$CONFDIR/config";
3286	*CFG = YAML::Syck::Load <$fh>;	3611	utf8::decode $config;
		3612	*CFG = decode_yaml $config;
3287		3613
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3614	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3615
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3616	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3617	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3292		3618
3293	if (exists $CFG{mlockall}) {	3619	if (exists $CFG{mlockall}) {
…		…
3297	};	3623	};
3298	warn $@ if $@;	3624	warn $@ if $@;
3299	}	3625	}
3300	}	3626	}
3301		3627
		3628	sub pidfile() {
		3629	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3630	or die "$PIDFILE: $!";
		3631	flock $fh, &Fcntl::LOCK_EX
		3632	or die "$PIDFILE: flock: $!";
		3633	$fh
		3634	}
		3635
		3636	# make sure only one server instance is running at any one time
		3637	sub atomic {
		3638	my $fh = pidfile;
		3639
		3640	my $pid = <$fh>;
		3641	kill 9, $pid if $pid > 0;
		3642
		3643	seek $fh, 0, 0;
		3644	print $fh $$;
		3645	}
		3646
		3647	sub main_loop {
		3648	trace "EV::loop starting\n";
		3649	if (1) {
		3650	EV::loop;
		3651	}
		3652	trace "EV::loop returned\n";
		3653	goto &main_loop unless $REALLY_UNLOOP;
		3654	}
		3655
3302	sub main {	3656	sub main {
		3657	cf::init_globals; # initialise logging
		3658
		3659	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3660	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3661	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3662	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3663
		3664	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3665
3303	# we must not ever block the main coroutine	3666	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3667	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3668	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3669	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3670	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3671	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3672	})->prio (Coro::PRIO_MAX);
3310	};	3673	};
3311		3674
		3675	evthread_start IO::AIO::poll_fileno;
		3676
		3677	cf::sync_job {
		3678	cf::incloader::init ();
		3679
		3680	cf::init_anim;
		3681	cf::init_attackmess;
		3682	cf::init_dynamic;
		3683
		3684	cf::load_settings;
		3685
		3686	reload_resources;
3312	reload_config;	3687	reload_config;
3313	db_init;	3688	db_init;
		3689
		3690	cf::init_uuid;
		3691	cf::init_signals;
		3692	cf::init_skills;
		3693
		3694	cf::init_beforeplay;
		3695
		3696	atomic;
		3697
3314	load_extensions;	3698	load_extensions;
3315		3699
3316	$TICK_WATCHER->start;	3700	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3701
		3702	# no (long-running) fork's whatsoever before this point(!)
		3703	use POSIX ();
		3704	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3705
		3706	cf::_post_init 0;
		3707	};
		3708
		3709	cf::object::thawer::errors_are_fatal 0;
		3710	info "parse errors in files are no longer fatal from this point on.\n";
		3711
		3712	my $free_main; $free_main = EV::idle sub {
		3713	undef $free_main;
		3714	undef &main; # free gobs of memory :)
		3715	};
		3716
		3717	goto &main_loop;
3318	}	3718	}
3319		3719
3320	#############################################################################	3720	#############################################################################
3321	# initialisation and cleanup	3721	# initialisation and cleanup
3322		3722
3323	# install some emergency cleanup handlers	3723	# install some emergency cleanup handlers
3324	BEGIN {	3724	BEGIN {
		3725	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3726	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3727	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3728	cf::cleanup "SIG$signal";
3333	},
3334	);	3729	};
3335	}	3730	}
3336	}	3731	}
3337		3732
3338	sub write_runtime {	3733	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3734	my $t0 = AE::time;
3340		3735
3341	# first touch the runtime file to show we are still running:	3736	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3737	# the fsync below can take a very very long time.
3343		3738
3344	IO::AIO::aio_utime $runtime, undef, undef;	3739	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3740
3346	my $guard = cf::lock_acquire "write_runtime";	3741	my $guard = cf::lock_acquire "write_runtime";
3347		3742
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3743	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3744	or return;
3350		3745
3351	my $value = $cf::RUNTIME + 90 + 10;	3746	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3747	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3748	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3758	aio_utime $fh, undef, undef;
3364		3759
3365	close $fh	3760	close $fh
3366	or return;	3761	or return;
3367		3762
3368	aio_rename "$runtime~", $runtime	3763	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3764	and return;
3370		3765
3371	warn "runtime file written.\n";	3766	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3767
3373	1	3768	1
		3769	}
		3770
		3771	our $uuid_lock;
		3772	our $uuid_skip;
		3773
		3774	sub write_uuid_sync($) {
		3775	$uuid_skip ||= $_[0];
		3776
		3777	return if $uuid_lock;
		3778	local $uuid_lock = 1;
		3779
		3780	my $uuid = "$LOCALDIR/uuid";
		3781
		3782	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3783	or return;
		3784
		3785	my $value = uuid_seq uuid_cur;
		3786
		3787	unless ($value) {
		3788	info "cowardly refusing to write zero uuid value!\n";
		3789	return;
		3790	}
		3791
		3792	my $value = uuid_str $value + $uuid_skip;
		3793	$uuid_skip = 0;
		3794
		3795	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3796	and return;
		3797
		3798	# always fsync - this file is important
		3799	aio_fsync $fh
		3800	and return;
		3801
		3802	close $fh
		3803	or return;
		3804
		3805	aio_rename "$uuid~", $uuid
		3806	and return;
		3807
		3808	trace "uuid file written ($value).\n";
		3809
		3810	1
		3811
		3812	}
		3813
		3814	sub write_uuid($$) {
		3815	my ($skip, $sync) = @_;
		3816
		3817	$sync ? write_uuid_sync $skip
		3818	: async { write_uuid_sync $skip };
3374	}	3819	}
3375		3820
3376	sub emergency_save() {	3821	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3822	my $freeze_guard = cf::freeze_mainloop;
3378		3823
3379	warn "enter emergency perl save\n";	3824	info "emergency_perl_save: enter\n";
		3825
		3826	# this is a trade-off: we want to be very quick here, so
		3827	# save all maps without fsync, and later call a global sync
		3828	# (which in turn might be very very slow)
		3829	local $USE_FSYNC = 0;
3380		3830
3381	cf::sync_job {	3831	cf::sync_job {
		3832	cf::write_runtime_sync; # external watchdog should not bark
		3833
3382	# use a peculiar iteration method to avoid tripping on perl	3834	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3835	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3836	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3837	info "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3838	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3839	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3840	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3841	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3842	$pl->save;
3391	}	3843	}
3392	warn "end emergency player save\n";	3844	info "emergency_perl_save: end player save\n";
3393		3845
3394	warn "begin emergency map save\n";	3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	info "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3849	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3850	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3851	$map->valid or next;
3398	$map->save;	3852	$map->save;
3399	}	3853	}
3400	warn "end emergency map save\n";	3854	info "emergency_perl_save: end map save\n";
3401		3855
3402	warn "begin emergency database checkpoint\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3859	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3860	info "emergency_perl_save: end database checkpoint\n";
		3861
		3862	info "emergency_perl_save: begin write uuid\n";
		3863	write_uuid_sync 1;
		3864	info "emergency_perl_save: end write uuid\n";
		3865
		3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	trace "emergency_perl_save: syncing database to disk";
		3869	BDB::db_env_txn_checkpoint $DB_ENV;
		3870
		3871	info "emergency_perl_save: starting sync\n";
		3872	IO::AIO::aio_sync sub {
		3873	info "emergency_perl_save: finished sync\n";
		3874	};
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: flushing outstanding aio requests";
		3879	while (IO::AIO::nreqs || BDB::nreqs) {
		3880	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3881	}
		3882
		3883	cf::write_runtime_sync; # external watchdog should not bark
3405	};	3884	};
3406		3885
3407	warn "leave emergency perl save\n";	3886	info "emergency_perl_save: leave\n";
3408	}	3887	}
3409		3888
3410	sub post_cleanup {	3889	sub post_cleanup {
3411	my ($make_core) = @_;	3890	my ($make_core) = @_;
3412		3891
		3892	IO::AIO::flush;
		3893
3413	warn Carp::longmess "post_cleanup backtrace"	3894	error Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3895	if $make_core;
		3896
		3897	my $fh = pidfile;
		3898	unlink $PIDFILE if <$fh> == $$;
		3899	}
		3900
		3901	# a safer delete_package, copied from Symbol
		3902	sub clear_package($) {
		3903	my $pkg = shift;
		3904
		3905	# expand to full symbol table name if needed
		3906	unless ($pkg =~ /^main::.*::$/) {
		3907	$pkg = "main$pkg" if $pkg =~ /^::/;
		3908	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3909	$pkg .= '::' unless $pkg =~ /::$/;
		3910	}
		3911
		3912	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3913	my $stem_symtab = *{$stem}{HASH};
		3914
		3915	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3916	or return;
		3917
		3918	# clear all symbols
		3919	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3920	for my $name (keys %$leaf_symtab) {
		3921	_gv_clear *{"$pkg$name"};
		3922	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3923	}
3415	}	3924	}
3416		3925
3417	sub do_reload_perl() {	3926	sub do_reload_perl() {
3418	# can/must only be called in main	3927	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3928	unless (in_main) {
3420	warn "can only reload from main coroutine";	3929	error "can only reload from main coroutine";
3421	return;	3930	return;
3422	}	3931	}
3423		3932
3424	warn "reloading...";	3933	return if $RELOAD++;
3425		3934
3426	warn "entering sync_job";	3935	my $t1 = AE::time;
3427		3936
		3937	while ($RELOAD) {
		3938	cf::get_slot 0.1, -1, "reload_perl";
		3939	info "perl_reload: reloading...";
		3940
		3941	trace "perl_reload: entering sync_job";
		3942
3428	cf::sync_job {	3943	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark
3430	cf::emergency_save;	3944	#cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark
3432		3945
3433	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;
3435
3436	# if anything goes wrong in here, we should simply crash as we already saved
3437
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;
3449	warn "iterate...";
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";	3946	trace "perl_reload: cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;	3947	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();	3948	%EXT_CORO = ();
3457		3949
3458	warn "removing commands";	3950	trace "perl_reload: removing commands";
3459	%COMMAND = ();	3951	%COMMAND = ();
3460		3952
3461	warn "removing ext/exti commands";	3953	trace "perl_reload: removing ext/exti commands";
3462	%EXTCMD = ();	3954	%EXTCMD = ();
3463	%EXTICMD = ();	3955	%EXTICMD = ();
3464		3956
3465	warn "unloading/nuking all extensions";	3957	trace "perl_reload: unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {	3958	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";	3959	trace "... unloading $pkg";
3468		3960
3469	if (my $cb = $pkg->can ("unload")) {	3961	if (my $cb = $pkg->can ("unload")) {
3470	eval {	3962	eval {
3471	$cb->($pkg);	3963	$cb->($pkg);
3472	1	3964	1
3473	} or warn "$pkg unloaded, but with errors: $@";	3965	} or error "$pkg unloaded, but with errors: $@";
		3966	}
		3967
		3968	trace "... clearing $pkg";
		3969	clear_package $pkg;
3474	}	3970	}
3475		3971
3476	warn "... nuking $pkg";
3477	Symbol::delete_package $pkg;
3478	}
3479
3480	warn "unloading all perl modules loaded from $LIBDIR";	3972	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3481	while (my ($k, $v) = each %INC) {	3973	while (my ($k, $v) = each %INC) {
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3974	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3975
3484	warn "... unloading $k";	3976	trace "... unloading $k";
3485	delete $INC{$k};	3977	delete $INC{$k};
3486		3978
3487	$k =~ s/\.pm$//;	3979	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;	3980	$k =~ s/\//::/g;
3489		3981
3490	if (my $cb = $k->can ("unload_module")) {	3982	if (my $cb = $k->can ("unload_module")) {
3491	$cb->();	3983	$cb->();
		3984	}
		3985
		3986	clear_package $k;
3492	}	3987	}
3493		3988
3494	Symbol::delete_package $k;
3495	}
3496
3497	warn "getting rid of safe::, as good as possible";	3989	trace "perl_reload: getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3990	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3991	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3992
3501	warn "unloading cf.pm \"a bit\"";	3993	trace "perl_reload: unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3994	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3995	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3996
3505	# don't, removes xs symbols, too,	3997	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3998	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3999	#clear_package __PACKAGE__;
3508		4000
3509	warn "unload completed, starting to reload now";	4001	info "perl_reload: unload completed, starting to reload now";
3510		4002
3511	warn "reloading cf.pm";	4003	trace "perl_reload: reloading cf.pm";
3512	require cf;	4004	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4005	cf::_connect_to_perl_1;
3514		4006
3515	warn "loading config and database again";	4007	trace "perl_reload: loading config and database again";
3516	cf::reload_config;	4008	cf::reload_config;
3517		4009
3518	warn "loading extensions";	4010	trace "perl_reload: loading extensions";
3519	cf::load_extensions;	4011	cf::load_extensions;
3520		4012
		4013	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	4014	trace "perl_reload: reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	4015	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	4016	trace "perl_reload: reattaching attachments to maps";
3524	reattach $_ for values %MAP;	4017	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	4018	trace "perl_reload: reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	4019	reattach $_ for values %PLAYER;
		4020	}
3527		4021
3528	warn "leaving sync_job";	4022	cf::_post_init 1;
3529		4023
		4024	trace "perl_reload: leaving sync_job";
		4025
3530	1	4026	1
3531	} or do {	4027	} or do {
3532	warn $@;	4028	error $@;
3533	warn "error while reloading, exiting.";	4029	cf::cleanup "perl_reload: error, exiting.";
3534	exit 1;	4030	};
		4031
		4032	--$RELOAD;
3535	};	4033	}
3536		4034
3537	warn "reloaded";	4035	$t1 = AE::time - $t1;
		4036	info "perl_reload: completed in ${t1}s\n";
3538	};	4037	};
3539		4038
3540	our $RELOAD_WATCHER; # used only during reload	4039	our $RELOAD_WATCHER; # used only during reload
3541		4040
3542	sub reload_perl() {	4041	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	4042	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	4043	# coro crashes during coro_state_free->destroy here.
3545		4044
3546	$RELOAD_WATCHER ||= Event->timer (	4045	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	4046	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	4047
3549	data => WF_AUTOCANCEL,	4048	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	4049	do_reload_perl;
3552	undef $RELOAD_WATCHER;	4050	undef $RELOAD_WATCHER;
3553	},	4051	};
3554	);	4052	};
3555	}	4053	}
3556		4054
3557	register_command "reload" => sub {	4055	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	4056	my ($who, $arg) = @_;
3559		4057
…		…
3564	reload_perl;	4062	reload_perl;
3565	};	4063	};
3566	}	4064	}
3567	};	4065	};
3568		4066
3569	unshift @INC, $LIBDIR;	4067	#############################################################################
3570		4068
3571	my $bug_warning = 0;	4069	my $bug_warning = 0;
3572		4070
3573	our @WAIT_FOR_TICK;	4071	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	4072	our @WAIT_FOR_TICK_BEGIN;
3575		4073
3576	sub wait_for_tick {	4074	sub wait_for_tick() {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	4075	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		4076
3580	my $signal = new Coro::Signal;	4077	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	4078	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	4079	$signal->wait;
3583	}	4080	}
3584		4081
3585	sub wait_for_tick_begin {	4082	sub wait_for_tick_begin() {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	4083	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		4084
3589	my $signal = new Coro::Signal;	4085	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	4086	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	4087	$signal->wait;
3592	}	4088	}
3593		4089
3594	$TICK_WATCHER = Event->timer (	4090	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	4091	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4092	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4093	unless ++$bug_warning > 10;
3604	return;	4094	return;
3605	}	4095	}
3606		4096
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	4097	cf::server_tick; # one server iteration
3610		4098
3611	$RUNTIME += $TICK;	4099	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		4100
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4102	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4103	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4104	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4105	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4106	or error "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4107	};
		4108	}
3622		4109
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4110	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4111	$sig->send;
3625	}	4112	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4113	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	4114	$sig->send;
3628	}	4115	}
3629		4116
3630	$NOW = Event::time;	4117	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4118	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4119
3641	_post_tick;	4120	if (0) {
		4121	if ($NEXT_TICK) {
		4122	my $jitter = $TICK_START - $NEXT_TICK;
		4123	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4124	debug "jitter $JITTER\n";#d#
		4125	}
3642	},	4126	}
3643	);	4127	}
3644		4128
3645	{	4129	{
		4130	# configure BDB
		4131
3646	BDB::min_parallel 8;	4132	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4133	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4134	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4135
3672	unless ($DB_ENV) {	4136	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4137	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4138	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	4139	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4140	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4141	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4142	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4143
3679	cf::sync_job {	4144	cf::sync_job {
3680	eval {	4145	eval {
…		…
3690		4155
3691	cf::cleanup "db_env_open(db): $@" if $@;	4156	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4157	};
3693	}	4158	}
3694		4159
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4160	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4161	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	4162	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4163	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4164	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4165	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4166	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4167	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4168	};
3725	}	4169	}
3726		4170
3727	{	4171	{
		4172	# configure IO::AIO
		4173
3728	IO::AIO::min_parallel 8;	4174	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4175	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4176	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4177	}
3741		4178
3742	my $_log_backtrace;	4179	our $_log_backtrace;
		4180	our $_log_backtrace_last;
3743		4181
3744	sub _log_backtrace {	4182	sub _log_backtrace {
3745	my ($msg, @addr) = @_;	4183	my ($msg, @addr) = @_;
3746		4184
3747	$msg =~ s/\n//;	4185	$msg =~ s/\n$//;
3748		4186
		4187	if ($_log_backtrace_last eq $msg) {
		4188	LOG llevInfo, "[ABT] $msg\n";
		4189	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3749	# limit the # of concurrent backtraces	4190	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4191	} elsif ($_log_backtrace < 2) {
		4192	$_log_backtrace_last = $msg;
3751	++$_log_backtrace;	4193	++$_log_backtrace;
		4194	my $perl_bt = Carp::longmess $msg;
3752	async {	4195	async {
3753	$Coro::current->{desc} = "abt $msg";	4196	$Coro::current->{desc} = "abt $msg";
3754		4197
3755	my @bt = fork_call {	4198	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4199	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4210	}
3768		4211
3769	@funcs	4212	@funcs
3770	};	4213	};
3771		4214
3772	LOG llevInfo, "[ABT] $msg\n";	4215	LOG llevInfo, "[ABT] $perl_bt\n";
		4216	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4217	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4218	--$_log_backtrace;
3775	};	4219	};
3776	} else {	4220	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4221	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4222	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3779	}	4223	}
3780	}	4224	}
3781		4225
3782	# load additional modules	4226	# load additional modules
3783	use cf::pod;	4227	require "cf/$_.pm" for @EXTRA_MODULES;
		4228	cf::_connect_to_perl_2;
3784		4229
3785	END { cf::emergency_save }	4230	END { cf::emergency_save }
3786		4231
3787	1	4232	1
3788		4233

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