ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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 2.32 ();	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;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
93		138
94	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
97		142
98	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		145
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
104		155
105	binmode STDOUT;	156	binmode STDOUT;
106	binmode STDERR;	157	binmode STDERR;
107		158
108	# read virtual server time, if available	159	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
113	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
114		167
115	mkdir $_	168	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		170
118	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
119		172
120	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		189
122	#############################################################################	190	#############################################################################
123		191
124	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
125		193
…		…
161		229
162	The raw value load value from the last tick.	230	The raw value load value from the last tick.
163		231
164	=item %cf::CFG	232	=item %cf::CFG
165		233
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	235	from wherever your confdir points to.
168		236
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		238
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
175	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
176		249
177	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	252	that call.
180		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
181	=back	260	=back
182		261
183	=cut	262	=cut
184		263
185	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	271	my $msg = join "", @_;
188		272
189	$msg .= "\n"	273	$msg .= "\n"
190	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
191		275
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		277
194	LOG llevError, $msg;	278	LOG llevWarn, $msg;
195	};	279	};
196	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
197		294
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	305	for my $pkg (qw(
209	cf::global cf::attachable	306	cf::global cf::attachable
210	cf::object cf::object::player	307	cf::object cf::object::player
211	cf::client cf::player	308	cf::client cf::player
212	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
213	cf::map cf::party cf::region	311	cf::party cf::region
214	)) {	312	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	314	}
218		315
219	$Event::DIED = sub {	316	$EV::DIED = sub {
220	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
221	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
222		324
223	#############################################################################	325	#############################################################################
224		326
225	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
226		328
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	350	$d
249	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
250	}	352	}
251		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
252	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
253		369
254	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
255		371
256	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
257		373
258	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
259		375
260	=cut	376	=cut
261		377
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		379
264	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		444
267	=item cf::lock_wait $string	445	=item cf::lock_wait $string
268		446
269	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
270		448
271	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
272		450
273	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
276	returned.	454	returned.
277		455
278	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	457	deadlocked coro.
…		…
285		463
286	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
287		465
288	=cut	466	=cut
289		467
290	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		469
293	sub lock_wait($) {	470	sub lock_wait($) {
294	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	472	}
307		473
308	sub lock_acquire($) {	474	sub lock_acquire($) {
309	my ($key) = @_;	475	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	476	}
323		477
324	sub lock_active($) {	478	sub lock_active($) {
325	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	480	}
329		481
330	sub freeze_mainloop {	482	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
332		484
333	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	486	}
335	};	487
336	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
337	$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
338	}	501	}
339		502
340	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
341		504
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
345		512
346	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
347	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
348		515
349	Useful for short background jobs.	516	Useful for short background jobs.
350		517
351	=cut	518	=cut
352		519
353	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
355		523
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
358	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
359		530
360	while () {	531	while () {
361	next_job:	532	next_job:
		533
362	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	535
364	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	540	$job->[2]->send;
368	Coro::cede;	541	Coro::cede;
369	goto next_job;	542	goto next_job;
370	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	545	}
372	}	546	}
373		547
374	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
375	# 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
376	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	551	$signal->wait;
378	} else {	552	} else {
		553	$busy = 0;
379	Coro::schedule;	554	Coro::schedule;
380	}	555	}
381	}	556	}
382	};	557	};
383		558
384	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
385	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
386		563
387	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
388	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
389		567
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
403		581
404	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
405		583
406	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
407		585
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	589	acceptable.
412		590
413	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	596	=cut
419		597
420	sub sync_job(&) {	598	sub sync_job(&) {
421	my ($job) = @_;	599	my ($job) = @_;
422		600
423	if ($Coro::current == $Coro::main) {	601	if (in_main) {
424	my $time = Event::time;	602	my $time = AE::time;
425		603
426	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
428		606
429	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	608
431	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
432		610
433	my $busy = 1;	611	my $busy = 1;
434	my @res;	612	my @res;
435		613
436	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	616	@res = eval { $job->() };
438	warn $@ if $@;	617	error $@ if $@;
439	undef $busy;	618	undef $busy;
440	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
441		620
442	while ($busy) {	621	while ($busy) {
443	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
444	}	626	}
		627	}
445		628
446	$time = Event::time - $time;	629	my $time = AE::time - $time;
447		630
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
452		632
453	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
454	} else {	634	} else {
455	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
456		636
…		…
476	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
477		657
478	$coro	658	$coro
479	}	659	}
480		660
481	=item fork_call { }, $args	661	=item fork_call { }, @args
482		662
483	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
487		667
488	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
489		673
490	sub fork_call(&@) {	674	sub fork_call(&@) {
491	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
492		676
493	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
496		680
497	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
498	reset_signals;	682	cf::post_fork;
499	&$cb	683	&$cb
500	}, @args;	684	} @args;
501		685
502	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
503	}	725	}
504		726
505	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
506		728
507	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
517	within each server.	739	within each server.
518		740
519	=cut	741	=cut
520		742
521	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
522	my ($name) = @_;	747	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
524		749
525	eval {	750	eval {
526	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
536	}	761	}
537		762
538	our $DB;	763	our $DB;
539		764
540	sub db_init {	765	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	766	$DB ||= db_table "db";
543	};
544	}	767	}
545		768
546	sub db_get($$) {	769	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
548		771
549	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
550	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
551		776
552	$! ? ()	777	$! ? ()
553	: $data	778	: $data
554	}
555	}	779	}
556		780
557	sub db_put($$$) {	781	sub db_put($$$) {
558	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		811
588	my @data;	812	my @data;
589	my $md5;	813	my $md5;
590		814
591	for (0 .. $#$src) {	815	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	817	}
595		818
596	# if processing is expensive, check	819	# if processing is expensive, check
597	# checksum first	820	# checksum first
598	if (1) {	821	if (1) {
…		…
615		838
616	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	840	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
619		842
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		844
622	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
625		848
…		…
635		858
636	=cut	859	=cut
637		860
638	sub datalog($@) {	861	sub datalog($@) {
639	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	864	}
642		865
643	=back	866	=back
644		867
645	=cut	868	=cut
646		869
647	#############################################################################	870	#############################################################################
648		871
649	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
650		873
651	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
652	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")
653	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
654		877
655	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>
656	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
657	Crossfire TRT).	880	Deliantra).
658		881
659	=over 4	882	=over 4
660		883
661	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
662		885
…		…
706	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
707		930
708	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
710		933
711	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		936
714	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
715		938
716	=over 4	939	=over 4
…		…
840		1063
841	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1066
844	} elsif (ref $type) {	1067	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
846		1069
847	} else {	1070	} else {
848	shift @arg;	1071	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
850	}	1073	}
851	}	1074	}
852	}	1075	}
853		1076
854	sub _object_attach {	1077	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
865	}	1088	}
866		1089
867	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
868	} else {	1091	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1093	}
871		1094
872	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
873	}	1096	}
874		1097
…		…
933		1156
934	for (@$callbacks) {	1157	for (@$callbacks) {
935	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
936		1159
937	if ($@) {	1160	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1162	override;
941	}	1163	}
942		1164
943	return 1 if $override;	1165	return 1 if $override;
944	}	1166	}
945		1167
946	0	1168	0
947	}	1169	}
948		1170
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1172
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1174
953	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
954		1176
…		…
960		1182
961	=cut	1183	=cut
962		1184
963	#############################################################################	1185	#############################################################################
964	# object support	1186	# object support
965	#
966		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
967	sub _can_merge {	1221	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
969		1223
970	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1225
974	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
975	}	1228	}
976		1229
977	sub reattach {	1230	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1232	my ($obj) = @_;
980		1233
		1234	# no longer needed after getting rid of delete_package?
981	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
982		1236
983	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
984		1238
985	@$registry = ();	1239	@$registry = ();
986		1240
…		…
991	for (@$attach) {	1245	for (@$attach) {
992	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
994	}	1248	}
995	} else {	1249	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1251	}
998	}	1252	}
999	}	1253	}
1000		1254
1001	cf::attachable->attach (	1255	cf::attachable->attach (
1002	prio => -1000000,	1256	prio => -1000000,
1003	on_instantiate => sub {	1257	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1005		1259
1006	$data = from_json $data;	1260	$data = decode_json $data;
1007		1261
1008	for (@$data) {	1262	for (@$data) {
1009	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1010		1264
1011	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1279	);
1026		1280
1027	sub object_freezer_save {	1281	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1029		1283
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1284	sync_job {
1033	if (length $$rdata) {	1285	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1037		1290
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1298	aio_close $fh;
1043		1299
1044	if (@$objs) {	1300	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1309	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1311	}
1053	} else {	1312	} else {
1054	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1055	}	1314	}
1056		1315
1057	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1320	} else {
1059	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1060	}	1322	}
1061	} else {	1323	} else {
1062	aio_unlink $filename;	1324	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1064	}	1326	}
1065	};	1327	};
1066
1067	undef $guard;
1068	}	1328	}
1069		1329
1070	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1072		1332
…		…
1077		1337
1078	sub object_thawer_load {	1338	sub object_thawer_load {
1079	my ($filename) = @_;	1339	my ($filename) = @_;
1080		1340
1081	my ($data, $av);	1341	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1342
1085	(aio_load $filename, $data) >= 0	1343	(aio_load $filename, $data) >= 0
1086	or return;	1344	or return;
1087		1345
1088	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1348	or return;
1091		1349
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1094	}	1352	}
1095		1353
1096	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1099		1358
1100	($data, $av)	1359	($data, $av)
1101	}	1360	}
1102		1361
1103	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1160		1419
1161	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1162	}	1421	}
1163		1422
		1423	use File::Glob ();
		1424
1164	cf::player->attach (	1425	cf::player->attach (
1165	on_command => sub {	1426	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1167		1428
1168	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1169	or return;	1430	or return;
1170		1431
…		…
1193		1454
1194	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1456	if $reply;
1196		1457
1197	} else {	1458	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1460	}
1200		1461
1201	cf::override;	1462	cf::override;
1202	},	1463	},
1203	);	1464	);
1204		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
1205	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1206	cf::sync_job {	1482	cf::sync_job {
1207	my %todo;	1483	my %todo;
1208		1484
1209	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1486	next unless -r $path;
…		…
1228		1504
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1507
1232	$ext{source} =	1508	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1235	. $source	1511	. $source
1236	. "\n};\n1";	1512	. "\n};\n1";
1237		1513
1238	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1239	}	1515	}
1240		1516
		1517	my $pass = 0;
1241	my %done;	1518	my %done;
1242	while (%todo) {	1519	while (%todo) {
1243	my $progress;	1520	my $progress;
1244		1521
		1522	++$pass;
		1523
		1524	ext:
1245	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1527	next ext
1248	unless exists $done{$_};	1528	unless exists $done{$_};
1249	}	1529	}
1250		1530
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1532
1253	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1258	warn $msg;	1540
1259	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1542	delete $todo{$k};
1261	}	1543	} else {
1262		1544	$done{$k} = delete $todo{$k};
1263	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1264	}	1550	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1551	}
1270		1552
1271	skip:	1553	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1274	}	1563	}
1275	};	1564	};
1276	}	1565	}
1277		1566
1278	#############################################################################	1567	#############################################################################
1279		1568
1280	=back	1569	=back
1281		1570
1282	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1283		1572
1284	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1285		1574
1286	=cut	1575	=cut
1287		1576
1288	package cf::player;	1577	package cf::player;
1289		1578
…		…
1332		1621
1333	sub exists($) {	1622	sub exists($) {
1334	my ($login) = @_;	1623	my ($login) = @_;
1335		1624
1336	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1338	}	1627	}
1339		1628
1340	sub find($) {	1629	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1631	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1642
1354	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1644	or return;
1356		1645
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1359	or return;	1647	or return;
		1648
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1363	}	1652	}
1364	}	1653	}
1365	}	1654	}
1366		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1367	sub save($) {	1669	sub save($) {
1368	my ($pl) = @_;	1670	my ($pl) = @_;
1369		1671
1370	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1371		1673
…		…
1374		1676
1375	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1376		1678
1377	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1686
1380	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1688	cf::cede_to_tick;
1382	}	1689	}
1383		1690
…		…
1415	my ($pl) = @_;	1722	my ($pl) = @_;
1416		1723
1417	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1418		1725
1419	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1728
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1425	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1426		1737
1427	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1467		1778
1468	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1469	my $path = path $login;	1780	my $path = path $login;
1470		1781
1471	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1788	}
1477		1789
…		…
1481		1793
1482	\@logins	1794	\@logins
1483	}	1795	}
1484		1796
1485	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1486		1800
1487	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1488	player. May block.	1802	player. May block.
1489		1803
1490	=cut	1804	=cut
…		…
1508	}	1822	}
1509		1823
1510	\@paths	1824	\@paths
1511	}	1825	}
1512		1826
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1828
1515	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1830
1564	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1565		1832
1566	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1567		1834
…		…
1599		1866
1600	=cut	1867	=cut
1601		1868
1602	sub find_by_path($) {	1869	sub find_by_path($) {
1603	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1604		1873
1605	my ($match, $specificity);	1874	my ($match, $specificity);
1606		1875
1607	for my $region (list) {	1876	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1636		1905
1637	sub generate_random_map {	1906	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1640	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1912	}
1654		1913
1655	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1656		1915
1657	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1662		1921
1663	sub register {	1922	sub register {
1664	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1924	my $pkg = caller;
1666		1925
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1927
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1929	}
1672		1930
1673	# also paths starting with '/'	1931	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1933
1676	sub thawer_merge {	1934	sub thawer_merge {
1677	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1678		1936
1679	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1684	}	1942	}
1685		1943
1686	sub normalise {	1944	sub normalise {
1687	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1688		1946
1689	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1690		1948
1691	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1692		1950
1693	# map plan:	1951	# map plan:
1694	#	1952	#
…		…
1696	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1697	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1698	# ?random/... random maps	1956	# ?random/... random maps
1699	# /... normal maps	1957	# /... normal maps
1700	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1701		1960
1702	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1703		1962
1704	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1705	# something that looks reasonable	1964	# something that looks reasonable
1706	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1707	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1708		1967
1709	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1711	}	1984	}
1712		1985
1713	for ($path) {	1986	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1717	}	1989	}
1718		1990
1719	$path	1991	$path
…		…
1733	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1734	return $self;	2006	return $self;
1735	}	2007	}
1736	}	2008	}
1737		2009
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2011	()
1740	}	2012	}
1741		2013
		2014	# may re-bless or do other evil things
1742	sub init {	2015	sub init {
1743	my ($self) = @_;	2016	my ($self) = @_;
1744		2017
1745	$self	2018	$self
1746	}	2019	}
…		…
1765		2038
1766	# the temporary/swap location	2039	# the temporary/swap location
1767	sub save_path {	2040	sub save_path {
1768	my ($self) = @_;	2041	my ($self) = @_;
1769		2042
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1772	}	2045	}
1773		2046
1774	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1775	sub uniq_path {	2048	sub uniq_path {
1776	my ($self) = @_;	2049	my ($self) = @_;
1777		2050
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2053	}
1790		2054
1791	sub decay_objects {	2055	sub decay_objects {
1792	my ($self) = @_;	2056	my ($self) = @_;
1793		2057
…		…
1820	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1821		2085
1822	1	2086	1
1823	}	2087	}
1824		2088
		2089	# used to laod the header of an original map
1825	sub load_header_orig {	2090	sub load_header_orig {
1826	my ($self) = @_;	2091	my ($self) = @_;
1827		2092
1828	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1829	}	2094	}
1830		2095
		2096	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2097	sub load_header_temp {
1832	my ($self) = @_;	2098	my ($self) = @_;
1833		2099
1834	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1835	}	2101	}
1836		2102
		2103	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2104	sub prepare_temp {
1838	my ($self) = @_;	2105	my ($self) = @_;
1839		2106
1840	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1842	# safety	2109	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2112	}
1846		2113
		2114	# called after loading the header from an original map
1847	sub prepare_orig {	2115	sub prepare_orig {
1848	my ($self) = @_;	2116	my ($self) = @_;
1849		2117
1850	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2143
1876	sub find;	2144	sub find;
1877	sub find {	2145	sub find {
1878	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1879		2147
		2148	cf::cede_to_tick;
		2149
1880	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1881		2151
1882	cf::lock_wait "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2154
1885	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1890	or return;	2157	or return;
1891		2158
1892	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1893		2160
…		…
1895	or return;	2162	or return;
1896		2163
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
1900	undef $guard1;	2168	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2169	$map->reset;
1903	return find $path;	2170	return find $path;
1904	}	2171	}
1905		2172
1906	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1907	}	2174	}
1908	}	2175	}
1909		2176
1910	sub pre_load { }	2177	sub pre_load { }
1911	sub post_load { }	2178	#sub post_load { } # XS
1912		2179
1913	sub load {	2180	sub load {
1914	my ($self) = @_;	2181	my ($self) = @_;
1915		2182
1916	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1928	$self->alloc;	2195	$self->alloc;
1929		2196
1930	$self->pre_load;	2197	$self->pre_load;
1931	cf::cede_to_tick;	2198	cf::cede_to_tick;
1932		2199
		2200	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2202	$f->skip_block;
1935	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
1936	or return;	2204	or return;
1937		2205
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
1939	if delete $self->{load_original};	2207	if delete $self->{load_original};
1940		2208
1941	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2210	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2213	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
1948	}	2217	}
1949	}	2218	}
1950	}
1951		2219
1952	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
1953		2225
1954	cf::cede_to_tick;	2226	cf::cede_to_tick;
1955	# now do the right thing for maps	2227	# now do the right thing for maps
1956	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2234	$self->decay_objects;
1963	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
1964	$self->update_buttons;	2236	$self->update_buttons;
1965	cf::cede_to_tick;	2237	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2238	$self->activate;
1969	}	2239	}
1970		2240
1971	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
1973		2243
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2245	}
1976		2246
1977	$self->post_load;	2247	$self->post_load;
1978	}
1979		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2255	sub customise_for {
1981	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
1982		2257
1983	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2259	if $self->per_player;
…		…
2000	or next;	2275	or next;
2001	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
2002	or next;	2277	or next;
2003	$neigh->load;	2278	$neigh->load;
2004		2279
		2280	# now find the diagonal neighbours
2005	push @neigh,	2281	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2284	}
2009		2285
…		…
2016	}	2292	}
2017		2293
2018	sub find_sync {	2294	sub find_sync {
2019	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2020		2296
2021	cf::sync_job { find $path, $origin }	2297	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2298	if $Coro::current == $Coro::main;
		2299
		2300	find $path, $origin
2022	}	2301	}
2023		2302
2024	sub do_load_sync {	2303	sub do_load_sync {
2025	my ($map) = @_;	2304	my ($map) = @_;
2026		2305
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2029		2308
2030	cf::sync_job { $map->load };	2309	$map->load;
2031	}	2310	}
2032		2311
2033	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2035		2314
2036	sub find_async {	2315	sub find_async {
2037	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2038		2317
2039	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2040		2319
2041	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2322	}
2044		2323
2045	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
2046		2325
2047	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
		2327	$Coro::current->{desc} = "map prefetcher";
		2328
2048	while (%MAP_PREFETCH) {	2329	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2330	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2331	if (my $map = find $k) {
2051	$map->load if $v;	2332	$map->load if $v;
2052	}	2333	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2060		2341
2061	()	2342	()
2062	}	2343	}
2063		2344
		2345	# common code, used by both ->save and ->swapout
2064	sub save {	2346	sub _save {
2065	my ($self) = @_;	2347	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2348
2069	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2070		2350
2071	return unless $self->dirty;	2351	return unless $self->dirty;
2072		2352
…		…
2078	return if $self->{deny_save};	2358	return if $self->{deny_save};
2079		2359
2080	local $self->{last_access} = $self->last_access;#d#	2360	local $self->{last_access} = $self->last_access;#d#
2081		2361
2082	cf::async {	2362	cf::async {
		2363	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2084	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2085		2368
2086	if ($uniq) {	2369	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2372	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2374	}
2092	}	2375	}
2093		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2094	sub swap_out {	2385	sub swap_out {
2095	my ($self) = @_;	2386	my ($self) = @_;
2096		2387
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2102	return if $self->players;	2392	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2397	$self->in_memory (cf::MAP_SWAPPED);
		2398
		2399	# then atomically save
		2400	$self->_save;
		2401
		2402	# then free the map
		2403	$self->clear;
		2404	}
		2405
		2406	sub reset_at {
		2407	my ($self) = @_;
		2408
		2409	# TODO: safety, remove and allow resettable per-player maps
		2410	return 1e99 if $self->{deny_reset};
		2411
		2412	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2413	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2414
		2415	$time + $to
		2416	}
		2417
		2418	sub should_reset {
		2419	my ($self) = @_;
		2420
		2421	$self->reset_at <= $cf::RUNTIME
		2422	}
		2423
		2424	sub reset {
		2425	my ($self) = @_;
		2426
		2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2428
		2429	return if $self->players;
		2430
		2431	cf::trace "resetting map ", $self->path, "\n";
		2432
		2433	$self->in_memory (cf::MAP_SWAPPED);
		2434
		2435	# need to save uniques path
		2436	unless ($self->{deny_save}) {
		2437	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2438
		2439	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2440	if $uniq;
		2441	}
		2442
		2443	delete $cf::MAP{$self->path};
2107		2444
2108	$self->deactivate;	2445	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2447	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2448
2156	$self->unlink_save;	2449	$self->unlink_save;
2157	$self->destroy;	2450	$self->destroy;
2158	}	2451	}
2159		2452
…		…
2167		2460
2168	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2169		2462
2170	$self->unlink_save;	2463	$self->unlink_save;
2171		2464
2172	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2470
…		…
2226		2519
2227	sub unique_maps() {	2520	sub unique_maps() {
2228	[	2521	[
2229	map {	2522	map {
2230	utf8::decode $_;	2523	utf8::decode $_;
2231	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2232	? normalise $_	2527	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2529	]
2236	}	2530	}
2237		2531
2238	package cf;	2532	=item cf::map::static_maps
		2533
		2534	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2535	file in the shared directory excluding F</styles> and F</editor>). May
		2536	block.
		2537
		2538	=cut
		2539
		2540	sub static_maps() {
		2541	my @dirs = "";
		2542	my @maps;
		2543
		2544	while (@dirs) {
		2545	my $dir = shift @dirs;
		2546
		2547	next if $dir eq "/styles" || $dir eq "/editor";
		2548
		2549	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2550	or return;
		2551
		2552	for (@$files) {
		2553	s/\.map$// or next;
		2554	utf8::decode $_;
		2555	push @maps, "$dir/$_";
		2556	}
		2557
		2558	push @dirs, map "$dir/$_", @$dirs;
		2559	}
		2560
		2561	\@maps
		2562	}
2239		2563
2240	=back	2564	=back
2241		2565
2242	=head3 cf::object	2566	=head3 cf::object
2243		2567
…		…
2247		2571
2248	=over 4	2572	=over 4
2249		2573
2250	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2251		2575
2252	Returns the inventory of the object _and_ their inventories, recursively.	2576	Returns the inventory of the object I<and> their inventories, recursively,
		2577	but I<not> the object itself.
2253		2578
2254	=cut	2579	=cut
2255		2580
2256	sub inv_recursive_;	2581	sub inv_recursive_;
2257	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2263	}	2588	}
2264		2589
2265	=item $ref = $ob->ref	2590	=item $ref = $ob->ref
2266		2591
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2592	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2593
2269	=item $ob = cf::object::deref ($refstring)	2594	=item $ob = cf::object::deref ($refstring)
2270		2595
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2596	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2597	even if the object actually exists. May block.
…		…
2274	=cut	2599	=cut
2275		2600
2276	sub deref {	2601	sub deref {
2277	my ($ref) = @_;	2602	my ($ref) = @_;
2278		2603
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2604	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2605	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2606	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2607	or return;
2286	$pl->ob->uuid eq $uuid	2608	$pl->ob->uuid eq $uuid
2287	or return;	2609	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2629	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2309		2631
2310	=cut	2632	=cut
2311		2633
		2634	our $SAY_CHANNEL = {
		2635	id => "say",
		2636	title => "Map",
		2637	reply => "say ",
		2638	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2639	};
		2640
		2641	our $CHAT_CHANNEL = {
		2642	id => "chat",
		2643	title => "Chat",
		2644	reply => "chat ",
		2645	tooltip => "Player chat and shouts, global to the server.",
		2646	};
		2647
2312	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2649	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2650	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2652	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2665
2330	} else {	2666	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2669	}
2334	}	2670	}
2335	}	2671	}
2336		2672
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2698
2363	=item $player_object->enter_link	2699	=item $player_object->enter_link
2364		2700
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2701	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2702
2367	The player should be reasonably safe there for short amounts of time. You	2703	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2704	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2705	though, as the player cannot control the character while it is on the link
		2706	map.
2369		2707
2370	Will never block.	2708	Will never block.
2371		2709
2372	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2373		2711
…		…
2393	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2732	my ($self) = @_;
2395		2733
2396	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2397		2735
		2736	++$self->{_link_recursion};
		2737
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2739
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2402		2742
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2744	}
2405		2745
2406	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2408		2748
…		…
2425	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2427		2767
2428	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2431		2771
2432	$map->load;	2772	$map->load;
2433	$map->load_neighbours;	2773	$map->load_neighbours;
2434		2774
2435	return unless $self->contr->active;	2775	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2776
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2440	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2441		2784
		2785	}
		2786
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2788
2444	Moves the player to the given map-path and coordinates by first freezing	2789	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2791	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2792	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2793	be called at the end of this process.
2449		2794
		2795	Note that $check will be called with a potentially non-loaded map, so if
		2796	it needs a loaded map it has to call C<< ->load >>.
		2797
2450	=cut	2798	=cut
2451		2799
2452	our $GOTOGEN;	2800	our $GOTOGEN;
2453		2801
2454	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2804
		2805	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2806	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2807	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2808	($path, $x, $y) = @$EMERGENCY_POSITION;
		2809	}
		2810
2457	# do generation counting so two concurrent goto's will be executed in-order	2811	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2813
2460	$self->enter_link;	2814	$self->enter_link;
2461		2815
2462	(async {	2816	(async {
		2817	$Coro::current->{desc} = "player::goto $path $x $y";
		2818
2463	# *tag paths override both path and x|y	2819	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2820	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2821	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2822	my $ob = $obs[rand @obs];
2467		2823
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2824	# see if we actually can go there
2469	# for suitability.	2825	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2826	$ob = $obs[rand @obs];
		2827	} else {
		2828	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2829	}
		2830	# else put us there anyways for now #d#
2470		2831
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2832	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2833	} else {
		2834	($path, $x, $y) = (undef, undef, undef);
2472	}	2835	}
2473	}	2836	}
2474		2837
2475	my $map = eval {	2838	my $map = eval {
2476	my $map = cf::map::find $path;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2840
2478	if ($map) {	2841	if ($map) {
2479	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2844	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2846	}
2484		2847
2485	$map	2848	$map
2486	};	2849	};
2487		2850
…		…
2493	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2496	}	2859	}
2497		2860
2498	$done->() if $done;	2861	$done->($self) if $done;
2499	})->prio (1);	2862	})->prio (1);
2500	}	2863	}
2501		2864
2502	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2503		2866
…		…
2523	}	2886	}
2524		2887
2525	sub prepare_random_map {	2888	sub prepare_random_map {
2526	my ($exit) = @_;	2889	my ($exit) = @_;
2527		2890
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2893	# that depends on the exit object
2533		2894
2534	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2897	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2541	}	2904	}
2542		2905
2543	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2544		2907
2545	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2548		2911
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2914	undef $fh;
2552	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2553		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2556	}	2923	}
2557	}	2924	}
2558		2925
2559	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2561		2928
2562	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2563		2930
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2931	$self->enter_link;
2576		2932
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2933	(async {
2582	$self->deactivate_recursive; # just to be sure	2934	$Coro::current->{desc} = "enter_exit";
		2935
2583	unless (eval {	2936	unless (eval {
		2937	$self->deactivate_recursive; # just to be sure
		2938
		2939	# random map handling
		2940	{
		2941	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2942
		2943	prepare_random_map $exit
		2944	if $exit->slaying eq "/!";
		2945	}
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
2584	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2585		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2586	1;	2957	1
2587	}) {	2958	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2963
2593	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2965	$self->leave_link;
2595	}	2966	}
2596	})->prio (1);	2967	})->prio (1);
2597	}	2968	}
2598		2969
…		…
2610	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2612		2983
2613	utf8::encode $text;	2984	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2615	}	3011	}
2616		3012
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3014
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2623		3019
2624	=cut	3020	=cut
2625		3021
		3022	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
2627	"c/identify" => {	3030	"c/identify" => {
2628	id => "identify",	3031	id => "infobox",
2629	title => "Identify",	3032	title => "Identify",
2630	reply => undef,	3033	reply => undef,
2631	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
2632	},	3035	},
2633	"c/examine" => {	3036	"c/examine" => {
2634	id => "examine",	3037	id => "infobox",
2635	title => "Examine",	3038	title => "Examine",
2636	reply => undef,	3039	reply => undef,
2637	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
2638	},	3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
		3047	},
		3048	"c/book" => {
		3049	id => "infobox",
		3050	title => "Book",
		3051	reply => undef,
		3052	tooltip => "The contents of a note or book",
		3053	},
		3054	"c/lookat" => {
		3055	id => "infobox",
		3056	title => "Look",
		3057	reply => undef,
		3058	tooltip => "What you saw there",
		3059	},
		3060	"c/who" => {
		3061	id => "infobox",
		3062	title => "Players",
		3063	reply => undef,
		3064	tooltip => "Shows players who are currently online",
		3065	},
		3066	"c/body" => {
		3067	id => "infobox",
		3068	title => "Body Parts",
		3069	reply => undef,
		3070	tooltip => "Shows which body parts you posess and are available",
		3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
		3108	"c/uptime" => {
		3109	id => "infobox",
		3110	title => "Uptime",
		3111	reply => undef,
		3112	tooltip => "How long the server has been running since last restart",
		3113	},
		3114	"c/mapinfo" => {
		3115	id => "infobox",
		3116	title => "Map Info",
		3117	reply => undef,
		3118	tooltip => "Information related to the maps",
		3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
2639	);	3134	);
2640		3135
2641	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3138
2644	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2645		3141
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3143
2648	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
2650		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2651	if (ref $channel) {	3151	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3156	}
2658		3157
2659	$channel = $channel->{id};	3158	$channel = $channel->{id};
2660	}	3159	}
2661		3160
2662	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2663		3162
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3163	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2668		3166
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3170	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3171
2683	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3173	}
2697		3174
2698	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2699		3176
2700	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2703		3180
2704	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2706		3183
2707	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3189	}
2713	}	3190	}
2714		3191
2715	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2716		3193
…		…
2720		3197
2721	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2723		3200
2724	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3204	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3207	}
2731	}	3208	}
2732		3209
2733	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2734		3211
…		…
2805		3282
2806	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3284	if $reply;
2808		3285
2809	} else {	3286	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3288	}
2812		3289
2813	cf::override;	3290	cf::override;
2814	},	3291	},
2815	);	3292	);
…		…
2835		3312
2836	$coro	3313	$coro
2837	}	3314	}
2838		3315
2839	cf::client->attach (	3316	cf::client->attach (
2840	on_destroy => sub {	3317	on_client_destroy => sub {
2841	my ($ns) = @_;	3318	my ($ns) = @_;
2842		3319
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3321	},
2845	);	3322	);
…		…
2861	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2862		3339
2863	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2864		3341
2865	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
2868	sort time	3345	sort time
2869	));	3346	));
2870		3347
2871	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
2873	=pod	3350	=pod
2874		3351
2875	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2876		3353
2877	cf::object	3354	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
2880		3358
2881	cf::object::player	3359	cf::object::player
2882	player	3360	player
2883		3361
2884	cf::player	3362	cf::player
…		…
2889		3367
2890	=cut	3368	=cut
2891		3369
2892	for (	3370	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3373	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2899	) {	3377	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3380	for @funs;
2904	}	3381	}
2905		3382
…		…
2920		3397
2921	my $qcode = $code;	3398	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2924		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2925	local $_;	3405	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3406
2928	my $eval =	3407	my $eval =
2929	"do {\n"	3408	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3411	. $code
2933	. "\n}"	3412	. "\n}"
2934	;	3413	;
2935		3414
		3415	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2939		3424
2940	if ($@) {	3425	if ($@) {
2941	warn "$@";	3426	warn "$@",
2942	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2944	}	3429	}
2945		3430
2946	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2947	}	3432	}
2948		3433
…		…
2962	=cut	3447	=cut
2963		3448
2964	sub register_script_function {	3449	sub register_script_function {
2965	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2966		3451
2967	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2969	}	3454	}
2970		3455
2971	=back	3456	=back
2972		3457
2973	=cut	3458	=cut
…		…
2982	# for this (global event?)	3467	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3469
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3471
2987	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2988		3473
2989	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3475
2995	$facedata->{version} == 2	3476	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3478
2998	# patch in the exptable	3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3482	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
3002	};	3485	};
3003	cf::cede_to_tick;	3486	cf::cede_to_tick;
3004		3487
3005	{	3488	{
3006	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
3007		3490
3008	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
3010	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3014		3499
3015	cf::cede_to_tick;	3500	cf::cede_to_tick;
3016	}	3501	}
3017		3502
3018	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
3020	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
3021	or next;	3507	or next;
		3508
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3512	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3514	}
3028		3515
3029	cf::cede_to_tick;	3516	cf::cede_to_tick;
3030	}	3517	}
3031	}	3518	}
…		…
3040		3527
3041	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3042	}	3529	}
3043		3530
3044	{	3531	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3048		3533
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3537
3055	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3540	} else {
3065	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
3066	}	3542	}
3067		3543
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3544	cf::cede_to_tick;
3072	}	3545	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3549
3093	1	3550	1
3094	}	3551	}
3095		3552
3096	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
3098		3555
3099	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3101	}	3558	}
3102	};	3559	};
		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
3103		3570
3104	sub reload_regions {	3571	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3573	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3588	}
3122		3589
3123	sub reload_archetypes {	3590	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3593	}
3132		3594
3133	sub reload_treasures {	3595	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3136	}	3598	}
3137		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
3138	sub reload_resources {	3620	sub reload_resources {
3139	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3140		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3141	reload_regions;	3628	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3629	reload_treasures;
3146		3630
3147	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3632	}
3153		3633
3154	sub reload_config {	3634	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3156	or return;
3157		3636
3158	local $/;	3637	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3160		3640
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3642
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3645
3166	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3170	};	3650	};
3171	warn $@ if $@;	3651	warn $@ if $@;
3172	}	3652	}
3173	}	3653	}
3174		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
3175	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
3176	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3696	(async {
3180	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3182	};	3700	};
3183		3701
		3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
3184	reload_config;	3714	reload_config;
3185	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
3186	load_extensions;	3725	load_extensions;
3187		3726
3188	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3728
		3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
3190	}	3745	}
3191		3746
3192	#############################################################################	3747	#############################################################################
3193	# initialisation and cleanup	3748	# initialisation and cleanup
3194		3749
3195	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3196	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3205	},
3206	);	3756	};
3207	}	3757	}
3208	}	3758	}
3209		3759
3210	sub write_runtime {	3760	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3212		3762
3213	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3215		3765
3216	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3767
3218	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3219		3769
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3771	or return;
3222		3772
3223	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3236		3786
3237	close $fh	3787	close $fh
3238	or return;	3788	or return;
3239		3789
3240	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3791	and return;
3242		3792
3243	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3794
3245	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
3246	}	3846	}
3247		3847
3248	sub emergency_save() {	3848	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3250		3850
3251	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3252		3857
3253	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3254	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3869	$pl->save;
3262	}	3870	}
3263	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3264		3872
3265	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3878	$map->valid or next;
3269	$map->save;	3879	$map->save;
3270	}	3880	}
3271	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3272		3882
3273	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3911	};
3277		3912
3278	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3279	}	3914	}
3280		3915
3281	sub post_cleanup {	3916	sub post_cleanup {
3282	my ($make_core) = @_;	3917	my ($make_core) = @_;
3283		3918
		3919	IO::AIO::flush;
		3920
3284	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
3286	}	3951	}
3287		3952
3288	sub do_reload_perl() {	3953	sub do_reload_perl() {
3289	# can/must only be called in main	3954	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3291	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3292	return;	3957	return;
3293	}	3958	}
3294		3959
3295	warn "reloading...";	3960	return if $RELOAD++;
3296		3961
3297	warn "entering sync_job";	3962	my $t1 = AE::time;
3298		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3299	cf::sync_job {	3970	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3971	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3972
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3975	%EXT_CORO = ();
3328		3976
3329	warn "removing commands";	3977	trace "perl_reload: removing commands";
3330	%COMMAND = ();	3978	%COMMAND = ();
3331		3979
3332	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	3981	%EXTCMD = ();
3334	%EXTICMD = ();	3982	%EXTICMD = ();
3335		3983
3336	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3339		3987
3340	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3989	eval {
3342	$cb->($pkg);	3990	$cb->($pkg);
3343	1	3991	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
3345	}	3997	}
3346		3998
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4002
3355	warn "... unloading $k";	4003	trace "... unloading $k";
3356	delete $INC{$k};	4004	delete $INC{$k};
3357		4005
3358	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3360		4008
3361	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3363	}	4014	}
3364		4015
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4019
3372	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4023
3376	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4025	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3379		4027
3380	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3381		4029
3382	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3383	require cf;	4031	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3385		4033
3386	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4035	cf::reload_config;
3388		4036
3389	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4038	cf::load_extensions;
3391		4039
		4040	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3398		4048
3399	warn "leaving sync_job";	4049	cf::_post_init 1;
3400		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3401	1	4053	1
3402	} or do {	4054	} or do {
3403	warn $@;	4055	error $@;
3404	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3406	};	4060	}
3407		4061
3408	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3409	};	4064	};
3410		4065
3411	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3412		4067
3413	sub reload_perl() {	4068	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3416		4071
3417	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4074
3420	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4076	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3424	},	4078	};
3425	);	4079	};
3426	}	4080	}
3427		4081
3428	register_command "reload" => sub {	4082	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3430		4084
3431	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4089	reload_perl;
		4090	};
3434	}	4091	}
3435	};	4092	};
3436		4093
3437	unshift @INC, $LIBDIR;	4094	#############################################################################
3438		4095
3439	my $bug_warning = 0;	4096	my $bug_warning = 0;
3440		4097
3441	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3443		4100
3444	sub wait_for_tick {	4101	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		4103
3448	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	4106	$signal->wait;
3451	}	4107	}
3452		4108
3453	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4111
3457	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4114	$signal->wait;
3460	}	4115	}
3461		4116
3462	our $stat_fh;	4117	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3475	return;	4121	return;
3476	}	4122	}
3477		4123
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3479
3480	$NOW = $tick_start = Event::time;
3481
3482	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3483		4125
3484	$RUNTIME += $TICK;	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3485	$NEXT_TICK += $TICK;
3486		4127
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4130	Coro::async_pool {
		4131	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4132	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4134	};
		4135	}
3494		4136
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4138	$sig->send;
3500	}	4139	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4141	$sig->send;
3503	}	4142	}
3504		4143
3505	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4146
3516	_post_tick;	4147	if (0) {
3517		4148	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4149	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4151	debug "jitter $JITTER\n";#d#
		4152	}
3521	},	4153	}
3522	);	4154	}
3523		4155
3524	{	4156	{
		4157	# configure BDB
		4158
3525	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4161	$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4162
3551	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
		4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4170
3554	cf::sync_job {	4171	cf::sync_job {
3555	eval {	4172	eval {
3556	BDB::db_env_open	4173	BDB::db_env_open
3557	$DB_ENV,	4174	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4178	0666;
3562		4179
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4181	};
3569		4182
3570	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4184	};
3572	}	4185	}
3573		4186
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4189	};
3577	hard => 1,	4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4192	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4195	};
3594	}	4196	}
3595		4197
3596	{	4198	{
		4199	# configure IO::AIO
		4200
3597	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4204	}
3610		4205
3611	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3612		4208
3613	sub _log_backtrace {	4209	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3615		4211
3616	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3617		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3621	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3622	my @bt = fork_call {	4225	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4228	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3634	}	4237	}
3635		4238
3636	@funcs	4239	@funcs
3637	};	4240	};
3638		4241
3639	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4245	--$_log_backtrace;
3642	};	4246	};
3643	} else {	4247	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4250	}
3647	}	4251	}
3648		4252
3649	# load additional modules	4253	# load additional modules
3650	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3651		4256
3652	END { cf::emergency_save }	4257	END { cf::emergency_save }
3653		4258
3654	1	4259	1
3655		4260

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines