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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 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
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		132
87	our %CFG;	133	our %CFG;
88		134
89	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
91		138
92	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
95		142
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		145
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		155
103	binmode STDOUT;	156	binmode STDOUT;
104	binmode STDERR;	157	binmode STDERR;
105		158
106	# read virtual server time, if available	159	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
111	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
112		167
113	mkdir $_	168	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		170
116	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
117		172
118	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::"} };
119		189
120	#############################################################################	190	#############################################################################
121		191
122	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
123		193
…		…
159		229
160	The raw value load value from the last tick.	230	The raw value load value from the last tick.
161		231
162	=item %cf::CFG	232	=item %cf::CFG
163		233
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	235	from wherever your confdir points to.
166		236
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		238
169	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
170	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
171	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.
172		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
173	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
174		249
175	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
176	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
177	that call.	252	that call.
178		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
179	=back	260	=back
180		261
181	=cut	262	=cut
182		263
183	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	271	my $msg = join "", @_;
186		272
187	$msg .= "\n"	273	$msg .= "\n"
188	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
189		275
190	$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;
191		277
192	utf8::encode $msg;
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$Event::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
277	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	457	deadlocked coro.
…		…
284		463
285	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
286		465
287	=cut	466	=cut
288		467
289	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		469
292	sub lock_wait($) {	470	sub lock_wait($) {
293	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	472	}
306		473
307	sub lock_acquire($) {	474	sub lock_acquire($) {
308	my ($key) = @_;	475	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	476	}
322		477
323	sub lock_active($) {	478	sub lock_active($) {
324	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	480	}
328		481
329	sub freeze_mainloop {	482	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
331		484
332	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	486	}
334	};	487
335	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
336	$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
337	}	501	}
338		502
339	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
340		504
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
343	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
344		512
345	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
346	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
347		515
348	Useful for short background jobs.	516	Useful for short background jobs.
349		517
350	=cut	518	=cut
351		519
352	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
354		523
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
357	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
358		530
359	while () {	531	while () {
360	next_job:	532	next_job:
		533
361	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	535
363	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	540	$job->[2]->send;
367	Coro::cede;	541	Coro::cede;
368	goto next_job;	542	goto next_job;
369	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	545	}
371	}	546	}
372		547
373	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	551	$signal->wait;
377	} else {	552	} else {
		553	$busy = 0;
378	Coro::schedule;	554	Coro::schedule;
379	}	555	}
380	}	556	}
381	};	557	};
382		558
383	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
384	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
385		563
386	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
387	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
388		567
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
402		581
403	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
404		583
405	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
406		585
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	589	acceptable.
411		590
412	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	596	=cut
418		597
419	sub sync_job(&) {	598	sub sync_job(&) {
420	my ($job) = @_;	599	my ($job) = @_;
421		600
422	if ($Coro::current == $Coro::main) {	601	if (in_main) {
423	my $time = Event::time;	602	my $time = AE::time;
424		603
425	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
427		606
428	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	608
430	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
431		610
432	my $busy = 1;	611	my $busy = 1;
433	my @res;	612	my @res;
434		613
435	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	616	@res = eval { $job->() };
437	warn $@ if $@;	617	error $@ if $@;
438	undef $busy;	618	undef $busy;
439	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
440		620
441	while ($busy) {	621	while ($busy) {
442	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
443	}	626	}
		627	}
444		628
445	$time = Event::time - $time;	629	my $time = AE::time - $time;
446		630
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
451		632
452	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
453	} else {	634	} else {
454	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
455		636
…		…
475	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
476		657
477	$coro	658	$coro
478	}	659	}
479		660
480	=item fork_call { }, $args	661	=item fork_call { }, @args
481		662
482	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
486		667
487	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
488		673
489	sub fork_call(&@) {	674	sub fork_call(&@) {
490	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
491		676
492	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
495		680
496	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
497	reset_signals;	682	cf::post_fork;
498	&$cb	683	&$cb
499	}, @args;	684	} @args;
500		685
501	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
502	}	725	}
503		726
504	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
505		728
506	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
509		732
510	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
513	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
514		762
515	our $DB;	763	our $DB;
516		764
517	sub db_init {	765	sub db_init {
518	unless ($DB) {	766	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	767	}
533		768
534	sub db_get($$) {	769	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
536		771
537	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
538	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
539		776
540	$! ? ()	777	$! ? ()
541	: $data	778	: $data
542	}
543	}	779	}
544		780
545	sub db_put($$$) {	781	sub db_put($$$) {
546	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		811
576	my @data;	812	my @data;
577	my $md5;	813	my $md5;
578		814
579	for (0 .. $#$src) {	815	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	817	}
583		818
584	# if processing is expensive, check	819	# if processing is expensive, check
585	# checksum first	820	# checksum first
586	if (1) {	821	if (1) {
…		…
603		838
604	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	840	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
607		842
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		844
610	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
613		848
…		…
623		858
624	=cut	859	=cut
625		860
626	sub datalog($@) {	861	sub datalog($@) {
627	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	864	}
630		865
631	=back	866	=back
632		867
633	=cut	868	=cut
634		869
635	#############################################################################	870	#############################################################################
636		871
637	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
638		873
639	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
640	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")
641	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
642		877
643	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>
644	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
645	Crossfire TRT).	880	Deliantra).
646		881
647	=over 4	882	=over 4
648		883
649	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
650		885
…		…
694	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
695		930
696	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
698		933
699	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		936
702	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
703		938
704	=over 4	939	=over 4
…		…
828		1063
829	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1066
832	} elsif (ref $type) {	1067	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
834		1069
835	} else {	1070	} else {
836	shift @arg;	1071	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
838	}	1073	}
839	}	1074	}
840	}	1075	}
841		1076
842	sub _object_attach {	1077	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
853	}	1088	}
854		1089
855	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
856	} else {	1091	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1093	}
859		1094
860	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
861	}	1096	}
862		1097
…		…
921		1156
922	for (@$callbacks) {	1157	for (@$callbacks) {
923	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
924		1159
925	if ($@) {	1160	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1162	override;
929	}	1163	}
930		1164
931	return 1 if $override;	1165	return 1 if $override;
932	}	1166	}
933		1167
934	0	1168	0
935	}	1169	}
936		1170
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1172
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1174
941	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
942		1176
…		…
948		1182
949	=cut	1183	=cut
950		1184
951	#############################################################################	1185	#############################################################################
952	# object support	1186	# object support
953	#
954		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 $SLOW_MERGES;#d#
955	sub _can_merge {	1221	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
957		1223
958	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1225
962	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
963	}	1228	}
964		1229
965	sub reattach {	1230	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1232	my ($obj) = @_;
968		1233
		1234	# no longer needed after getting rid of delete_package?
969	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
970		1236
971	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
972		1238
973	@$registry = ();	1239	@$registry = ();
974		1240
…		…
979	for (@$attach) {	1245	for (@$attach) {
980	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
982	}	1248	}
983	} else {	1249	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1251	}
986	}	1252	}
987	}	1253	}
988		1254
989	cf::attachable->attach (	1255	cf::attachable->attach (
990	prio => -1000000,	1256	prio => -1000000,
991	on_instantiate => sub {	1257	on_instantiate => sub {
992	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
993		1259
994	$data = from_json $data;	1260	$data = decode_json $data;
995		1261
996	for (@$data) {	1262	for (@$data) {
997	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
998		1264
999	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1279	);
1014		1280
1015	sub object_freezer_save {	1281	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1017		1283
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1284	sync_job {
1021	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1024		1290
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1298	aio_close $fh;
1030		1299
1031	if (@$objs) {	1300	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1309	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1311	}
1040	} else {	1312	} else {
1041	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1042	}	1314	}
1043		1315
1044	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1320	} else {
1046	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1047	}	1322	}
1048	} else {	1323	} else {
1049	aio_unlink $filename;	1324	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1051	}	1326	}
1052	};	1327	};
1053
1054	undef $guard;
1055	}	1328	}
1056		1329
1057	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1059		1332
…		…
1064		1337
1065	sub object_thawer_load {	1338	sub object_thawer_load {
1066	my ($filename) = @_;	1339	my ($filename) = @_;
1067		1340
1068	my ($data, $av);	1341	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1342
1072	(aio_load $filename, $data) >= 0	1343	(aio_load $filename, $data) >= 0
1073	or return;	1344	or return;
1074		1345
1075	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1348	or return;
1078		1349
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1081	}	1352	}
1082		1353
		1354	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1085		1358
1086	($data, $av)	1359	($data, $av)
1087	}	1360	}
1088		1361
1089	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1146		1419
1147	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1148	}	1421	}
1149		1422
		1423	use File::Glob ();
		1424
1150	cf::player->attach (	1425	cf::player->attach (
1151	on_command => sub {	1426	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1153		1428
1154	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1155	or return;	1430	or return;
1156		1431
…		…
1179		1454
1180	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1456	if $reply;
1182		1457
1183	} else {	1458	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1460	}
1186		1461
1187	cf::override;	1462	cf::override;
1188	},	1463	},
1189	);	1464	);
1190		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
1191	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1192	cf::sync_job {	1482	cf::sync_job {
1193	my %todo;	1483	my %todo;
1194		1484
1195	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1486	next unless -r $path;
…		…
1214		1504
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1507
1218	$ext{source} =	1508	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1221	. $source	1511	. $source
1222	. "\n};\n1";	1512	. "\n};\n1";
1223		1513
1224	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1225	}	1515	}
1226		1516
		1517	my $pass = 0;
1227	my %done;	1518	my %done;
1228	while (%todo) {	1519	while (%todo) {
1229	my $progress;	1520	my $progress;
1230		1521
		1522	++$pass;
		1523
		1524	ext:
1231	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1527	next ext
1234	unless exists $done{$_};	1528	unless exists $done{$_};
1235	}	1529	}
1236		1530
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1532
1239	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1244	warn $msg;	1540
1245	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1542	delete $todo{$k};
1247	}	1543	} else {
1248		1544	$done{$k} = delete $todo{$k};
1249	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1250	}	1550	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1551	}
1256		1552
1257	skip:	1553	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1260	}	1563	}
1261	};	1564	};
1262	}	1565	}
1263		1566
1264	#############################################################################	1567	#############################################################################
1265		1568
1266	=back	1569	=back
1267		1570
1268	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1269		1572
1270	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1271		1574
1272	=cut	1575	=cut
1273		1576
1274	package cf::player;	1577	package cf::player;
1275		1578
…		…
1318		1621
1319	sub exists($) {	1622	sub exists($) {
1320	my ($login) = @_;	1623	my ($login) = @_;
1321		1624
1322	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1324	}	1627	}
1325		1628
1326	sub find($) {	1629	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1631	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1642
1340	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1644	or return;
1342		1645
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1345	or return;	1647	or return;
		1648
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1349	}	1652	}
1350	}	1653	}
1351	}	1654	}
1352		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1353	sub save($) {	1669	sub save($) {
1354	my ($pl) = @_;	1670	my ($pl) = @_;
1355		1671
1356	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1357		1673
…		…
1360		1676
1361	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1362		1678
1363	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1686
1366	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1688	cf::cede_to_tick;
1368	}	1689	}
1369		1690
…		…
1401	my ($pl) = @_;	1722	my ($pl) = @_;
1402		1723
1403	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1404		1725
1405	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1406	$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
1407		1728
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1411	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1412		1737
1413	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1453		1778
1454	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1455	my $path = path $login;	1780	my $path = path $login;
1456		1781
1457	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1788	}
1463		1789
…		…
1467		1793
1468	\@logins	1794	\@logins
1469	}	1795	}
1470		1796
1471	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1472		1800
1473	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1474	player. May block.	1802	player. May block.
1475		1803
1476	=cut	1804	=cut
…		…
1494	}	1822	}
1495		1823
1496	\@paths	1824	\@paths
1497	}	1825	}
1498		1826
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1828
1501	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1830
1550	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1551		1832
1552	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1553		1834
…		…
1585		1866
1586	=cut	1867	=cut
1587		1868
1588	sub find_by_path($) {	1869	sub find_by_path($) {
1589	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1590		1873
1591	my ($match, $specificity);	1874	my ($match, $specificity);
1592		1875
1593	for my $region (list) {	1876	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1622		1905
1623	sub generate_random_map {	1906	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1626	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	1912	}
1640		1913
1641	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1642		1915
1643	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
…		…
1648		1921
1649	sub register {	1922	sub register {
1650	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	1924	my $pkg = caller;
1652		1925
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		1927
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	1929	}
1658		1930
1659	# also paths starting with '/'	1931	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		1933
1662	sub thawer_merge {	1934	sub thawer_merge {
1663	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1664		1936
1665	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1670	}	1942	}
1671		1943
1672	sub normalise {	1944	sub normalise {
1673	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1674		1946
1675	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1676		1948
1677	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1678		1950
1679	# map plan:	1951	# map plan:
1680	#	1952	#
…		…
1682	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1683	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1684	# ?random/... random maps	1956	# ?random/... random maps
1685	# /... normal maps	1957	# /... normal maps
1686	# ~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
1687		1960
1688	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1689		1962
1690	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1691	# something that looks reasonable	1964	# something that looks reasonable
1692	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1693	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1694		1967
1695	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1696	$path = "$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 $dpth;
1697	}	1984	}
1698		1985
1699	for ($path) {	1986	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1703	}	1989	}
1704		1990
1705	$path	1991	$path
…		…
1719	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1720	return $self;	2006	return $self;
1721	}	2007	}
1722	}	2008	}
1723		2009
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	2011	()
1726	}	2012	}
1727		2013
		2014	# may re-bless or do other evil things
1728	sub init {	2015	sub init {
1729	my ($self) = @_;	2016	my ($self) = @_;
1730		2017
1731	$self	2018	$self
1732	}	2019	}
…		…
1751		2038
1752	# the temporary/swap location	2039	# the temporary/swap location
1753	sub save_path {	2040	sub save_path {
1754	my ($self) = @_;	2041	my ($self) = @_;
1755		2042
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1758	}	2045	}
1759		2046
1760	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1761	sub uniq_path {	2048	sub uniq_path {
1762	my ($self) = @_;	2049	my ($self) = @_;
1763		2050
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	2053	}
1776		2054
1777	sub decay_objects {	2055	sub decay_objects {
1778	my ($self) = @_;	2056	my ($self) = @_;
1779		2057
…		…
1806	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1807		2085
1808	1	2086	1
1809	}	2087	}
1810		2088
		2089	# used to laod the header of an original map
1811	sub load_header_orig {	2090	sub load_header_orig {
1812	my ($self) = @_;	2091	my ($self) = @_;
1813		2092
1814	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1815	}	2094	}
1816		2095
		2096	# used to laod the header of an instantiated map
1817	sub load_header_temp {	2097	sub load_header_temp {
1818	my ($self) = @_;	2098	my ($self) = @_;
1819		2099
1820	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1821	}	2101	}
1822		2102
		2103	# called after loading the header from an instantiated map
1823	sub prepare_temp {	2104	sub prepare_temp {
1824	my ($self) = @_;	2105	my ($self) = @_;
1825		2106
1826	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1827	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1828	# safety	2109	# safety
1829	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1830	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1831	}	2112	}
1832		2113
		2114	# called after loading the header from an original map
1833	sub prepare_orig {	2115	sub prepare_orig {
1834	my ($self) = @_;	2116	my ($self) = @_;
1835		2117
1836	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1837	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1861		2143
1862	sub find;	2144	sub find;
1863	sub find {	2145	sub find {
1864	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1865		2147
		2148	cf::cede_to_tick;
		2149
1866	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1867		2151
1868	cf::lock_wait "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2154
1871	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1876	or return;	2157	or return;
1877		2158
1878	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1879		2160
…		…
1881	or return;	2162	or return;
1882		2163
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
1886	undef $guard1;	2168	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2169	$map->reset;
1889	return find $path;	2170	return find $path;
1890	}	2171	}
1891		2172
1892	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1893	}	2174	}
1894	}	2175	}
1895		2176
1896	sub pre_load { }	2177	sub pre_load { }
1897	sub post_load { }	2178	#sub post_load { } # XS
1898		2179
1899	sub load {	2180	sub load {
1900	my ($self) = @_;	2181	my ($self) = @_;
1901		2182
1902	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1914	$self->alloc;	2195	$self->alloc;
1915		2196
1916	$self->pre_load;	2197	$self->pre_load;
1917	cf::cede_to_tick;	2198	cf::cede_to_tick;
1918		2199
		2200	if (exists $self->{load_path}) {
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2202	$f->skip_block;
1921	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
1922	or return;	2204	or return;
1923		2205
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
1925	if delete $self->{load_original};	2207	if delete $self->{load_original};
1926		2208
1927	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2210	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
1930	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
1931	$self->clear_unique_items;	2213	$self->clear_unique_items;
1932	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
1933	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
1934	}	2217	}
1935	}	2218	}
1936	}
1937		2219
1938	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
1939		2225
1940	cf::cede_to_tick;	2226	cf::cede_to_tick;
1941	# now do the right thing for maps	2227	# now do the right thing for maps
1942	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
1943	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
1947	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2234	$self->decay_objects;
1949	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
1950	$self->update_buttons;	2236	$self->update_buttons;
1951	cf::cede_to_tick;	2237	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2238	$self->activate;
1955	}	2239	}
1956		2240
1957	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
1959		2243
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2245	}
1962		2246
1963	$self->post_load;	2247	$self->post_load;
1964	}
1965		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
1966	sub customise_for {	2255	sub customise_for {
1967	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
1968		2257
1969	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2259	if $self->per_player;
…		…
1986	or next;	2275	or next;
1987	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
1988	or next;	2277	or next;
1989	$neigh->load;	2278	$neigh->load;
1990		2279
		2280	# now find the diagonal neighbours
1991	push @neigh,	2281	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}	2284	}
1995		2285
…		…
2002	}	2292	}
2003		2293
2004	sub find_sync {	2294	sub find_sync {
2005	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2006		2296
2007	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, $origin
2008	}	2301	}
2009		2302
2010	sub do_load_sync {	2303	sub do_load_sync {
2011	my ($map) = @_;	2304	my ($map) = @_;
2012		2305
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2015		2308
2016	cf::sync_job { $map->load };	2309	$map->load;
2017	}	2310	}
2018		2311
2019	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2021		2314
2022	sub find_async {	2315	sub find_async {
2023	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2024		2317
2025	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2026		2319
2027	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2322	}
2030		2323
2031	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
2032		2325
2033	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
		2327	$Coro::current->{desc} = "map prefetcher";
		2328
2034	while (%MAP_PREFETCH) {	2329	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2330	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2331	if (my $map = find $k) {
2037	$map->load if $v;	2332	$map->load if $v;
2038	}	2333	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2046		2341
2047	()	2342	()
2048	}	2343	}
2049		2344
		2345	# common code, used by both ->save and ->swapout
2050	sub save {	2346	sub _save {
2051	my ($self) = @_;	2347	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2348
2055	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2056		2350
2057	return unless $self->dirty;	2351	return unless $self->dirty;
2058		2352
…		…
2064	return if $self->{deny_save};	2358	return if $self->{deny_save};
2065		2359
2066	local $self->{last_access} = $self->last_access;#d#	2360	local $self->{last_access} = $self->last_access;#d#
2067		2361
2068	cf::async {	2362	cf::async {
		2363	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2070	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2071		2368
2072	if ($uniq) {	2369	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2372	} else {
2076	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2077	}	2374	}
2078	}	2375	}
2079		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2080	sub swap_out {	2385	sub swap_out {
2081	my ($self) = @_;	2386	my ($self) = @_;
2082		2387
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2088	return if $self->players;	2392	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;
2090	return if $self->{deny_save};
2091		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2092	$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};
2093		2444
2094	$self->deactivate;	2445	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2447	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2448
2142	$self->unlink_save;	2449	$self->unlink_save;
2143	$self->destroy;	2450	$self->destroy;
2144	}	2451	}
2145		2452
…		…
2153		2460
2154	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2155		2462
2156	$self->unlink_save;	2463	$self->unlink_save;
2157		2464
2158	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2470
…		…
2212		2519
2213	sub unique_maps() {	2520	sub unique_maps() {
2214	[	2521	[
2215	map {	2522	map {
2216	utf8::decode $_;	2523	utf8::decode $_;
2217	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2218	? normalise $_	2527	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2529	]
2222	}	2530	}
2223		2531
2224	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	}
2225		2563
2226	=back	2564	=back
2227		2565
2228	=head3 cf::object	2566	=head3 cf::object
2229		2567
…		…
2233		2571
2234	=over 4	2572	=over 4
2235		2573
2236	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2237		2575
2238	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.
2239		2578
2240	=cut	2579	=cut
2241		2580
2242	sub inv_recursive_;	2581	sub inv_recursive_;
2243	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2249	}	2588	}
2250		2589
2251	=item $ref = $ob->ref	2590	=item $ref = $ob->ref
2252		2591
2253	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.
2254		2593
2255	=item $ob = cf::object::deref ($refstring)	2594	=item $ob = cf::object::deref ($refstring)
2256		2595
2257	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,
2258	even if the object actually exists. May block.	2597	even if the object actually exists. May block.
…		…
2260	=cut	2599	=cut
2261		2600
2262	sub deref {	2601	sub deref {
2263	my ($ref) = @_;	2602	my ($ref) = @_;
2264		2603
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2604	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2605	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2606	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2607	or return;
2272	$pl->ob->uuid eq $uuid	2608	$pl->ob->uuid eq $uuid
2273	or return;	2609	or return;
…		…
2293	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
2294	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2295		2631
2296	=cut	2632	=cut
2297		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
2298	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2649	# with dialog boxes.
2300	#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
2301	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2652	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2665
2316	} else {	2666	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2669	}
2320	}	2670	}
2321	}	2671	}
2322		2672
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2698
2349	=item $player_object->enter_link	2699	=item $player_object->enter_link
2350		2700
2351	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}>).
2352		2702
2353	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.
2354	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.
2355		2707
2356	Will never block.	2708	Will never block.
2357		2709
2358	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2359		2711
…		…
2379	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2732	my ($self) = @_;
2381		2733
2382	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2383		2735
		2736	++$self->{_link_recursion};
		2737
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2739
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2388		2742
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2744	}
2391		2745
2392	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2394		2748
…		…
2411	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2413		2767
2414	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2417		2771
2418	$map->load;	2772	$map->load;
2419	$map->load_neighbours;	2773	$map->load_neighbours;
2420		2774
2421	return unless $self->contr->active;	2775	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2776
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2426	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2427		2784
		2785	}
		2786
2428	=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)]])
2429		2788
2430	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
2431	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2432	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
2433	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
2434	be called at the end of this process.	2793	be called at the end of this process.
2435		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
2436	=cut	2798	=cut
2437		2799
2438	our $GOTOGEN;	2800	our $GOTOGEN;
2439		2801
2440	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2804
		2805	if ($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
2443	# 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
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2813
2446	$self->enter_link;	2814	$self->enter_link;
2447		2815
2448	(async {	2816	(async {
		2817	$Coro::current->{desc} = "player::goto $path $x $y";
		2818
		2819	# *tag paths override both path and x|y
		2820	if ($path =~ /^\*(.*)$/) {
		2821	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2822	my $ob = $obs[rand @obs];
		2823
		2824	# see if we actually can go there
		2825	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2826	$ob = $obs[rand @obs];
		2827	} else {
		2828	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2829	}
		2830	# else put us there anyways for now #d#
		2831
		2832	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2833	} else {
		2834	($path, $x, $y) = (undef, undef, undef);
		2835	}
		2836	}
		2837
2449	my $map = eval {	2838	my $map = eval {
2450	my $map = cf::map::find $path;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2451		2840
2452	if ($map) {	2841	if ($map) {
2453	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2844	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2846	}
2458		2847
2459	$map	2848	$map
2460	};	2849	};
2461		2850
…		…
2467	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2470	}	2859	}
2471		2860
2472	$done->() if $done;	2861	$done->($self) if $done;
2473	})->prio (1);	2862	})->prio (1);
2474	}	2863	}
2475		2864
2476	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2477		2866
…		…
2497	}	2886	}
2498		2887
2499	sub prepare_random_map {	2888	sub prepare_random_map {
2500	my ($exit) = @_;	2889	my ($exit) = @_;
2501		2890
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2893	# that depends on the exit object
2507		2894
2508	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2897	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2515	}	2904	}
2516		2905
2517	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2518		2907
2519	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2522		2911
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2914	undef $fh;
2526	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2527		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2530	}	2923	}
2531	}	2924	}
2532		2925
2533	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2535		2928
2536	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2537		2930
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2931	$self->enter_link;
2550		2932
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2933	(async {
2556	$self->deactivate_recursive; # just to be sure	2934	$Coro::current->{desc} = "enter_exit";
		2935
2557	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
2558	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2559		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
2560	1;	2957	1
2561	}) {	2958	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "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. "
2564	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2963
2567	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	2965	$self->leave_link;
2569	}	2966	}
2570	})->prio (1);	2967	})->prio (1);
2571	}	2968	}
2572		2969
…		…
2584	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2586		2983
2587	utf8::encode $text;	2984	utf8::encode $text;
2588	$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);
2589	}	3011	}
2590		3012
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		3014
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2597		3019
2598	=cut	3020	=cut
2599		3021
		3022	# non-persistent channels (usually the info channel)
2600	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	},
2601	"c/identify" => {	3030	"c/identify" => {
2602	id => "identify",	3031	id => "infobox",
2603	title => "Identify",	3032	title => "Identify",
2604	reply => undef,	3033	reply => undef,
2605	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
2606	},	3035	},
2607	"c/examine" => {	3036	"c/examine" => {
2608	id => "examine",	3037	id => "infobox",
2609	title => "Examine",	3038	title => "Examine",
2610	reply => undef,	3039	reply => undef,
2611	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
2612	},	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" => $CHAT_CHANNEL,
2613	);	3134	);
2614		3135
2615	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3138
2618	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2619		3141
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3143
2622	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
2624		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2625	if (ref $channel) {	3151	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3156	}
2632		3157
2633	$channel = $channel->{id};	3158	$channel = $channel->{id};
2634	}	3159	}
2635		3160
2636	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2637		3162
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3163	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2642		3166
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3170	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3171
2657	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3173	}
2671		3174
2672	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2673		3176
2674	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2677		3180
2678	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2680		3183
2681	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3189	}
2687	}	3190	}
2688		3191
2689	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2690		3193
…		…
2694		3197
2695	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2697		3200
2698	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove	3204	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}	3207	}
2705	}	3208	}
2706		3209
2707	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2708		3211
…		…
2779		3282
2780	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2781	if $reply;	3284	if $reply;
2782		3285
2783	} else {	3286	} else {
2784	warn "client " . ($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";
2785	}	3288	}
2786		3289
2787	cf::override;	3290	cf::override;
2788	},	3291	},
2789	);	3292	);
…		…
2809		3312
2810	$coro	3313	$coro
2811	}	3314	}
2812		3315
2813	cf::client->attach (	3316	cf::client->attach (
2814	on_destroy => sub {	3317	on_client_destroy => sub {
2815	my ($ns) = @_;	3318	my ($ns) = @_;
2816		3319
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3321	},
2819	);	3322	);
…		…
2835	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2836		3339
2837	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2838		3341
2839	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
2842	sort time	3345	sort time
2843	));	3346	));
2844		3347
2845	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
2847	=pod	3350	=pod
2848		3351
2849	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2850		3353
2851	cf::object	3354	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
2854		3358
2855	cf::object::player	3359	cf::object::player
2856	player	3360	player
2857		3361
2858	cf::player	3362	cf::player
…		…
2863		3367
2864	=cut	3368	=cut
2865		3369
2866	for (	3370	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3373	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2873	) {	3377	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3380	for @funs;
2878	}	3381	}
2879		3382
…		…
2894		3397
2895	my $qcode = $code;	3398	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2898		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2899	local $_;	3405	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3406
2902	my $eval =	3407	my $eval =
2903	"do {\n"	3408	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3411	. $code
2907	. "\n}"	3412	. "\n}"
2908	;	3413	;
2909		3414
		3415	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2913		3424
2914	if ($@) {	3425	if ($@) {
2915	warn "$@";	3426	warn "$@",
2916	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2918	}	3429	}
2919		3430
2920	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2921	}	3432	}
2922		3433
…		…
2936	=cut	3447	=cut
2937		3448
2938	sub register_script_function {	3449	sub register_script_function {
2939	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2940		3451
2941	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2943	}	3454	}
2944		3455
2945	=back	3456	=back
2946		3457
2947	=cut	3458	=cut
…		…
2956	# for this (global event?)	3467	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3469
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3471
2961	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2962		3473
2963	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2964	0 < aio_load $path, $facedata
2965	or die "$path: $!";
2966
2967	$facedata = Coro::Storable::thaw $facedata;
2968		3475
2969	$facedata->{version} == 2	3476	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3478
2972	# 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]);
2973	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3482	type => FT_RSRC,
2975	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),
2976	};	3485	};
2977	cf::cede_to_tick;	3486	cf::cede_to_tick;
2978		3487
2979	{	3488	{
2980	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2981		3490
2982	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2984	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	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} , $info->{glyph} ;
2988		3499
2989	cf::cede_to_tick;	3500	cf::cede_to_tick;
2990	}	3501	}
2991		3502
2992	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2994	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2995	or next;	3507	or next;
		3508
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3512	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3514	}
3002		3515
3003	cf::cede_to_tick;	3516	cf::cede_to_tick;
3004	}	3517	}
3005	}	3518	}
…		…
3014		3527
3015	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3016	}	3529	}
3017		3530
3018	{	3531	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3022		3533
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3537
3029	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
3031
3032	my $meta = $enc->encode ({
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3540	} else {
3039	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
3040	}	3542	}
3041		3543
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3544	cf::cede_to_tick;
3046	}	3545	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3549
3067	1	3550	1
3068	}	3551	}
3069		3552
3070	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
3072		3555
3073	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3075	}	3558	}
3076	};	3559	};
		3560
		3561	sub load_resource_file($) {
		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	$status
		3569	}
3077		3570
3078	sub reload_regions {	3571	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3573	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3588	}
3096		3589
3097	sub reload_archetypes {	3590	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3593	}
3106		3594
3107	sub reload_treasures {	3595	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3110	}	3598	}
3111		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
3112	sub reload_resources {	3620	sub reload_resources {
3113	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3114		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3115	reload_regions;	3628	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3629	reload_treasures;
3120		3630
3121	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3632	}
3127		3633
3128	sub reload_config {	3634	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3130	or return;
3131		3636
3132	local $/;	3637	my $config = load_file "$CONFDIR/config";
3133	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3134		3640
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3642
3137	$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};
3138	$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};
3139		3645
3140	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3144	};	3650	};
3145	warn $@ if $@;	3651	warn $@ if $@;
3146	}	3652	}
3147	}	3653	}
3148		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
3149	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
3150	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3152	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#
3153	(async {	3696	(async {
3154	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3156	};	3700	};
3157		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;
3158	reload_config;	3714	reload_config;
3159	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
3160	load_extensions;	3725	load_extensions;
3161		3726
3162	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3163	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;
3164	}	3745	}
3165		3746
3166	#############################################################################	3747	#############################################################################
3167	# initialisation and cleanup	3748	# initialisation and cleanup
3168		3749
3169	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3170	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3179	},
3180	);	3756	};
3181	}	3757	}
3182	}	3758	}
3183		3759
3184	sub write_runtime {	3760	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3186		3762
3187	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3189		3765
3190	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3767
3192	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3193		3769
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3771	or return;
3196		3772
3197	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3210		3786
3211	close $fh	3787	close $fh
3212	or return;	3788	or return;
3213		3789
3214	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3791	and return;
3216		3792
3217	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3794
3219	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 };
3220	}	3846	}
3221		3847
3222	sub emergency_save() {	3848	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3224		3850
3225	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;
3226		3857
3227	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3228	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3869	$pl->save;
3236	}	3870	}
3237	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3238		3872
3239	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";
3240	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3878	$map->valid or next;
3243	$map->save;	3879	$map->save;
3244	}	3880	}
3245	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3246		3882
3247	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";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3249	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 $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3250	};	3911	};
3251		3912
3252	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3253	}	3914	}
3254		3915
3255	sub post_cleanup {	3916	sub post_cleanup {
3256	my ($make_core) = @_;	3917	my ($make_core) = @_;
3257		3918
		3919	IO::AIO::flush;
		3920
3258	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3259	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	}
3260	}	3951	}
3261		3952
3262	sub do_reload_perl() {	3953	sub do_reload_perl() {
3263	# can/must only be called in main	3954	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3265	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3266	return;	3957	return;
3267	}	3958	}
3268		3959
3269	warn "reloading...";	3960	return if $RELOAD++;
3270		3961
3271	warn "entering sync_job";	3962	my $t1 = AE::time;
3272		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
3273	cf::sync_job {	3970	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	3971	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		3972
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	3975	%EXT_CORO = ();
3302		3976
3303	warn "removing commands";	3977	trace "perl_reload: removing commands";
3304	%COMMAND = ();	3978	%COMMAND = ();
3305		3979
3306	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	3981	%EXTCMD = ();
3308	%EXTICMD = ();	3982	%EXTICMD = ();
3309		3983
3310	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3313		3987
3314	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3315	eval {	3989	eval {
3316	$cb->($pkg);	3990	$cb->($pkg);
3317	1	3991	1
3318	} 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;
3319	}	3997	}
3320		3998
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		4002
3329	warn "... unloading $k";	4003	trace "... unloading $k";
3330	delete $INC{$k};	4004	delete $INC{$k};
3331		4005
3332	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3334		4008
3335	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3337	}	4014	}
3338		4015
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3344	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);
3345		4019
3346	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		4023
3350	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3351	# and global variables created in xs	4025	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3353		4027
3354	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3355		4029
3356	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3357	require cf;	4031	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3359		4033
3360	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	4035	cf::reload_config;
3362		4036
3363	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	4038	cf::load_extensions;
3365		4039
		4040	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3372		4048
3373	warn "leaving sync_job";	4049	cf::_post_init 1;
3374		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3375	1	4053	1
3376	} or do {	4054	} or do {
3377	warn $@;	4055	error $@;
3378	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3380	};	4060	}
3381		4061
3382	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3383	};	4064	};
3384		4065
3385	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3386		4067
3387	sub reload_perl() {	4068	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3390		4071
3391	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4074
3394	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4076	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3398	},	4078	};
3399	);	4079	};
3400	}	4080	}
3401		4081
3402	register_command "reload" => sub {	4082	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3404		4084
3405	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4089	reload_perl;
		4090	};
3408	}	4091	}
3409	};	4092	};
3410		4093
3411	unshift @INC, $LIBDIR;	4094	#############################################################################
3412		4095
3413	my $bug_warning = 0;	4096	my $bug_warning = 0;
3414		4097
3415	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3417		4100
3418	sub wait_for_tick {	4101	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3421		4103
3422	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	4106	$signal->wait;
3425	}	4107	}
3426		4108
3427	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3430		4111
3431	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4114	$signal->wait;
3434	}	4115	}
3435		4116
3436	my $min = 1e6;#d#	4117	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3446	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"
3447	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3448	return;	4121	return;
3449	}	4122	}
3450		4123
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3454		4125
3455	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3456	for(1..10) {
3457	my $t = Event::time;
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3459	or die;
3460		4127
3461	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3462	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3463	$map->alloc;	4130	Coro::async_pool {
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4131	$Coro::current->{desc} = "runtime saver";
3465	my $t = Event::time - $t;	4132	write_runtime_sync
3466		4133	or error "ERROR: unable to write runtime file: $!";
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4134	};
		4135	}
3477		4136
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4138	$sig->send;
3494	}	4139	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	4141	$sig->send;
3497	}	4142	}
3498		4143
3499	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4146
3510	_post_tick;	4147	if (0) {
3511		4148	if ($NEXT_TICK) {
3512		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3513	},	4153	}
3514	);	4154	}
3515		4155
3516	{	4156	{
3517	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4158
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3527		4160	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4162
3543	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3544	$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);
3545		4170
3546	cf::sync_job {	4171	cf::sync_job {
3547	eval {	4172	eval {
3548	BDB::db_env_open	4173	BDB::db_env_open
3549	$DB_ENV,	4174	$DB_ENV,
…		…
3551	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
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4178	0666;
3554		4179
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4181	};
3560		4182
3561	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4184	};
3563	}	4185	}
		4186
		4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4189	};
		4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4192	};
		4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4195	};
3564	}	4196	}
3565		4197
3566	{	4198	{
		4199	# configure IO::AIO
		4200
3567	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4204	}
3580		4205
3581	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3582		4208
3583	sub _log_backtrace {	4209	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3585		4211
3586	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3587		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3591	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3592	my @bt = fork_call {	4225	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	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 |"
3596	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3604	}	4237	}
3605		4238
3606	@funcs	4239	@funcs
3607	};	4240	};
3608		4241
3609	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4245	--$_log_backtrace;
3612	};	4246	};
3613	} else {	4247	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4250	}
3617	}	4251	}
3618		4252
3619	# load additional modules	4253	# load additional modules
3620	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3621		4256
3622	END { cf::emergency_save }	4257	END { cf::emergency_save }
3623		4258
3624	1	4259	1
3625		4260

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