ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.433 by root, Sat May 10 22:38:52 2008 UTC vs.
Revision 1.563 by root, Sat Apr 23 04:56:51 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
…		…
61		64
62	# configure various modules to our taste	65	# configure various modules to our taste
63	#	66	#
64	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		75
68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
69		78
70	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;
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
74		85
75	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
85	our $DATADIR = datadir;	99	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
89	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
95	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
96		120
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	123	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		125
102	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	129	our $DB_ENV;
106		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
107	our %CFG;	133	our %CFG;
108		134
109	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	136	our $RUNTIME;
111	our $NOW;	137	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	148	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
124		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
125	binmode STDOUT;	156	binmode STDOUT;
126	binmode STDERR;	157	binmode STDERR;
127		158
128	# read virtual server time, if available	159	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
133	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
134		167
135	mkdir $_	168	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		170
138	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
139		172
140	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::"} };
141		189
142	#############################################################################	190	#############################################################################
143		191
144	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
145		193
…		…
187	from wherever your confdir points to.	235	from wherever your confdir points to.
188		236
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		238
191	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
192	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
193	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.
194		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
195	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
196		249
197	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
198	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
199	that call.	252	that call.
200		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
201	=back	260	=back
202		261
203	=cut	262	=cut
204		263
205	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
206	*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 {
207	my $msg = join "", @_;	271	my $msg = join "", @_;
208		272
209	$msg .= "\n"	273	$msg .= "\n"
210	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
211		275
212	$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;
213		277
214	LOG llevError, $msg;	278	LOG llevWarn, $msg;
215	};	279	};
216	}
217		280
218	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
220		283
221	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	288	return;#d#
224	}#d#	289	}#d#
225		290
226	# kill coroutine otherwise	291	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	292	Coro::terminate
229	};	293	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		294
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	305	for my $pkg (qw(
244	cf::global cf::attachable	306	cf::global cf::attachable
245	cf::object cf::object::player	307	cf::object cf::object::player
246	cf::client cf::player	308	cf::client cf::player
247	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
248	cf::map cf::party cf::region	311	cf::party cf::region
249	)) {	312	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	314	}
253		315
254	$EV::DIED = sub {	316	$EV::DIED = sub {
255	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
256	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
257		324
258	#############################################################################	325	#############################################################################
259		326
260	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
261		328
…		…
282	$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;
283	$d	350	$d
284	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
285	}	352	}
286		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
287	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
288		369
289	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
290		371
291	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
297	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
298		379
299	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
301		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
		444
302	=item cf::lock_wait $string	445	=item cf::lock_wait $string
303		446
304	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
305		448
306	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
307		450
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
311	returned.	454	returned.
312		455
313	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
314	deadlocked coro.	457	deadlocked coro.
…		…
320		463
321	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.
322		465
323	=cut	466	=cut
324		467
325	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		469
328	sub lock_wait($) {	470	sub lock_wait($) {
329	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	472	}
342		473
343	sub lock_acquire($) {	474	sub lock_acquire($) {
344	my ($key) = @_;	475	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	476	}
358		477
359	sub lock_active($) {	478	sub lock_active($) {
360	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	480	}
364		481
365	sub freeze_mainloop {	482	sub freeze_mainloop {
366	tick_inhibit_inc;	483	tick_inhibit_inc;
367		484
368	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
369	}	486	}
370		487
371	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
372		489
373	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
374	get spread over timer.	491	get spread over time.
375		492
376	=cut	493	=cut
377		494
378	sub periodic($$) {	495	sub periodic($$) {
379	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
383	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
384	}	501	}
385		502
386	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
387		504
388	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
389	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
390	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.
391		512
392	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
393	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
394		515
395	Useful for short background jobs.	516	Useful for short background jobs.
396		517
397	=cut	518	=cut
398		519
399	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
401		523
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
405		527
406	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
407		530
408	while () {	531	while () {
409	next_job:	532	next_job:
		533
410	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	535
412	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	540	$job->[2]->send;
416	Coro::cede;	541	Coro::cede;
417	goto next_job;	542	goto next_job;
418	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	545	}
420	}	546	}
421		547
422	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
423	# 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
424	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
425	$signal->wait;	551	$signal->wait;
426	} else {	552	} else {
		553	$busy = 0;
427	Coro::schedule;	554	Coro::schedule;
428	}	555	}
429	}	556	}
430	};	557	};
431		558
432	sub get_slot($;$$) {	559	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
434		561
435	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
436		563
437	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
438	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
439		567
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
468	=cut	596	=cut
469		597
470	sub sync_job(&) {	598	sub sync_job(&) {
471	my ($job) = @_;	599	my ($job) = @_;
472		600
473	if ($Coro::current == $Coro::main) {	601	if (in_main) {
474	my $time = EV::time;	602	my $time = AE::time;
475		603
476	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
478		606
479	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
480		608
481	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
482		610
483	my $busy = 1;	611	my $busy = 1;
484	my @res;	612	my @res;
485		613
486	(async {	614	(async {
487	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
488	@res = eval { $job->() };	616	@res = eval { $job->() };
489	warn $@ if $@;	617	error $@ if $@;
490	undef $busy;	618	undef $busy;
491	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
492		620
493	while ($busy) {	621	while ($busy) {
494	if (Coro::nready) {	622	if (Coro::nready) {
…		…
496	} else {	624	} else {
497	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
498	}	626	}
499	}	627	}
500		628
501	my $time = EV::time - $time;	629	my $time = AE::time - $time;
502		630
503	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
504		632
505	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
506	} else {	634	} else {
…		…
528	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
529		657
530	$coro	658	$coro
531	}	659	}
532		660
533	=item fork_call { }, $args	661	=item fork_call { }, @args
534		662
535	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
536	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
537	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
538	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
539		667
540	=cut	668	=cut
541		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
542	sub fork_call(&@) {	674	sub fork_call(&@) {
543	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
544		676
545	# 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,
546	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
547	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
548		680
549	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
550	reset_signals;	682	cf::post_fork;
551	&$cb	683	&$cb
552	}, @args;	684	} @args;
553		685
554	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	)
555	}	698	}
556		699
557	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
558		701
559	=cut	702	=cut
…		…
596	within each server.	739	within each server.
597		740
598	=cut	741	=cut
599		742
600	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
601	my ($name) = @_;	747	my ($name) = @_;
602	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
603		749
604	eval {	750	eval {
605	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
615	}	761	}
616		762
617	our $DB;	763	our $DB;
618		764
619	sub db_init {	765	sub db_init {
620	cf::sync_job {
621	$DB ||= db_table "db";	766	$DB ||= db_table "db";
622	};
623	}	767	}
624		768
625	sub db_get($$) {	769	sub db_get($$) {
626	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
627		771
628	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
629	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
630		776
631	$! ? ()	777	$! ? ()
632	: $data	778	: $data
633	}
634	}	779	}
635		780
636	sub db_put($$$) {	781	sub db_put($$$) {
637	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
638	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
666		811
667	my @data;	812	my @data;
668	my $md5;	813	my $md5;
669		814
670	for (0 .. $#$src) {	815	for (0 .. $#$src) {
671	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
672	or Carp::croak "$src->[$_]: $!";
673	}	817	}
674		818
675	# if processing is expensive, check	819	# if processing is expensive, check
676	# checksum first	820	# checksum first
677	if (1) {	821	if (1) {
…		…
694		838
695	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
696	my $data = $process->(\@data);	840	my $data = $process->(\@data);
697	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
698		842
699	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700		844
701	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
702	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
703	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
704		848
…		…
714		858
715	=cut	859	=cut
716		860
717	sub datalog($@) {	861	sub datalog($@) {
718	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
719	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720	}	864	}
721		865
722	=back	866	=back
723		867
724	=cut	868	=cut
725		869
726	#############################################################################	870	#############################################################################
727		871
728	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
729		873
730	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
731	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")
732	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
733		877
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
786		930
787	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
788	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
789		933
790	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
791	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.
792		936
793	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
794		938
795	=over 4	939	=over 4
…		…
919		1063
920	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
921	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922		1066
923	} elsif (ref $type) {	1067	} elsif (ref $type) {
924	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
925		1069
926	} else {	1070	} else {
927	shift @arg;	1071	shift @arg;
928	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
929	}	1073	}
930	}	1074	}
931	}	1075	}
932		1076
933	sub _object_attach {	1077	sub _object_attach {
…		…
943	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
944	}	1088	}
945		1089
946	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
947	} else {	1091	} else {
948	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
949	}	1093	}
950		1094
951	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
952	}	1096	}
953		1097
…		…
1012		1156
1013	for (@$callbacks) {	1157	for (@$callbacks) {
1014	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1015		1159
1016	if ($@) {	1160	if ($@) {
1017	warn "$@";
1018	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019	override;	1162	override;
1020	}	1163	}
1021		1164
1022	return 1 if $override;	1165	return 1 if $override;
1023	}	1166	}
…		…
1086		1229
1087	sub reattach {	1230	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1232	my ($obj) = @_;
1090		1233
		1234	# no longer needed after getting rid of delete_package?
1091	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
1092		1236
1093	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1094		1238
1095	@$registry = ();	1239	@$registry = ();
1096		1240
…		…
1101	for (@$attach) {	1245	for (@$attach) {
1102	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1103	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1104	}	1248	}
1105	} else {	1249	} else {
1106	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1107	}	1251	}
1108	}	1252	}
1109	}	1253	}
1110		1254
1111	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1138	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1139		1283
1140	sync_job {	1284	sync_job {
1141	if (length $$rdata) {	1285	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1145		1290
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1298	aio_close $fh;
1151		1299
1152	if (@$objs) {	1300	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1309	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1311	}
1161	} else {	1312	} else {
1162	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1163	}	1314	}
1164		1315
1165	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1320	} else {
1167	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1168	}	1322	}
1169	} else {	1323	} else {
1170	aio_unlink $filename;	1324	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1172	}	1326	}
…		…
1196	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1197	$av = $st->{objs};	1351	$av = $st->{objs};
1198	}	1352	}
1199		1353
1200	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1203		1358
1204	($data, $av)	1359	($data, $av)
1205	}	1360	}
1206		1361
1207	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1264		1419
1265	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1266	}	1421	}
1267		1422
		1423	use File::Glob ();
		1424
1268	cf::player->attach (	1425	cf::player->attach (
1269	on_command => sub {	1426	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1271		1428
1272	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1273	or return;	1430	or return;
1274		1431
…		…
1297		1454
1298	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1299	if $reply;	1456	if $reply;
1300		1457
1301	} else {	1458	} else {
1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303	}	1460	}
1304		1461
1305	cf::override;	1462	cf::override;
1306	},	1463	},
1307	);	1464	);
1308		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
1309	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1310	cf::sync_job {	1482	cf::sync_job {
1311	my %todo;	1483	my %todo;
1312		1484
1313	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1314	next unless -r $path;	1486	next unless -r $path;
…		…
1332		1504
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1507
1336	$ext{source} =	1508	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1338	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1339	. $source	1511	. $source
1340	. "\n};\n1";	1512	. "\n};\n1";
1341		1513
1342	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1343	}	1515	}
1344		1516
		1517	my $pass = 0;
1345	my %done;	1518	my %done;
1346	while (%todo) {	1519	while (%todo) {
1347	my $progress;	1520	my $progress;
1348		1521
		1522	++$pass;
		1523
		1524	ext:
1349	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1527	next ext
1352	unless exists $done{$_};	1528	unless exists $done{$_};
1353	}	1529	}
1354		1530
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1532
1357	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1537
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1539	if exists $v->{meta}{mandatory};
1365		1540
1366	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1367	}	1550	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1551	}
1373		1552
1374	skip:	1553	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1377	}	1563	}
1378	};	1564	};
1379	}	1565	}
1380		1566
1381	#############################################################################	1567	#############################################################################
1382		1568
1383	=back	1569	=back
1384		1570
1385	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1386		1572
1387	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1388		1574
1389	=cut	1575	=cut
1390		1576
1391	package cf::player;	1577	package cf::player;
1392		1578
…		…
1435		1621
1436	sub exists($) {	1622	sub exists($) {
1437	my ($login) = @_;	1623	my ($login) = @_;
1438		1624
1439	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1441	}	1627	}
1442		1628
1443	sub find($) {	1629	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1631	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1466	}	1652	}
1467	}	1653	}
1468	}	1654	}
1469		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1470	sub save($) {	1669	sub save($) {
1471	my ($pl) = @_;	1670	my ($pl) = @_;
1472		1671
1473	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1474		1673
…		…
1479		1678
1480	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1482		1681
1483	cf::get_slot 0.01;	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];
1484		1686
1485	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1688	cf::cede_to_tick;
1487	}	1689	}
1488		1690
…		…
1520	my ($pl) = @_;	1722	my ($pl) = @_;
1521		1723
1522	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1523		1725
1524	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1525	$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
1526		1728
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528	$pl->deactivate;	1730	$pl->deactivate;
		1731
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1532	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1533		1737
1534	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1536	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1590	\@logins	1794	\@logins
1591	}	1795	}
1592		1796
1593	=item $player->maps	1797	=item $player->maps
1594		1798
		1799	=item cf::player::maps $login
		1800
1595	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1596	player. May block.	1802	player. May block.
1597		1803
1598	=cut	1804	=cut
1599		1805
…		…
1616	}	1822	}
1617		1823
1618	\@paths	1824	\@paths
1619	}	1825	}
1620		1826
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1828
1623	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1830
1714	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1715		1832
1716	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1717		1834
…		…
1749		1866
1750	=cut	1867	=cut
1751		1868
1752	sub find_by_path($) {	1869	sub find_by_path($) {
1753	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1754		1873
1755	my ($match, $specificity);	1874	my ($match, $specificity);
1756		1875
1757	for my $region (list) {	1876	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	sub generate_random_map {	1906	sub generate_random_map {
1788	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1789		1908
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1910
1792	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1801	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1802	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1803	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1804	(cf::region::find $rmp->{region}), $rmp->{custom}
1805	)
1806	}	1912	}
1807		1913
1808	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1809		1915
1810	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
…		…
1815		1921
1816	sub register {	1922	sub register {
1817	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	1924	my $pkg = caller;
1819		1925
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		1927
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1929	}
1825		1930
1826	# also paths starting with '/'	1931	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1933
1829	sub thawer_merge {	1934	sub thawer_merge {
1830	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1831		1936
1832	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1837	}	1942	}
1838		1943
1839	sub normalise {	1944	sub normalise {
1840	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1841		1946
1842	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1843		1948
1844	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1845		1950
1846	# map plan:	1951	# map plan:
1847	#	1952	#
…		…
1862	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	1968	$path = "$base/$path";
1864	}	1969	}
1865		1970
1866	for ($path) {	1971	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1870	}	1974	}
1871		1975
1872	$path	1976	$path
…		…
1886	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1887	return $self;	1991	return $self;
1888	}	1992	}
1889	}	1993	}
1890		1994
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	1996	()
1893	}	1997	}
1894		1998
		1999	# may re-bless or do other evil things
1895	sub init {	2000	sub init {
1896	my ($self) = @_;	2001	my ($self) = @_;
1897		2002
1898	$self	2003	$self
1899	}	2004	}
…		…
1928	sub uniq_path {	2033	sub uniq_path {
1929	my ($self) = @_;	2034	my ($self) = @_;
1930		2035
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1933	}
1934
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}	2038	}
1943		2039
1944	sub decay_objects {	2040	sub decay_objects {
1945	my ($self) = @_;	2041	my ($self) = @_;
1946		2042
…		…
2028		2124
2029	sub find;	2125	sub find;
2030	sub find {	2126	sub find {
2031	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
2032		2128
		2129	cf::cede_to_tick;
		2130
2033	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
2034		2132
2035	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2135
2038	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
2043	or return;	2138	or return;
2044		2139
2045	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
2046		2141
…		…
2058		2153
2059	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2060	}	2155	}
2061	}	2156	}
2062		2157
2063	sub pre_load { }	2158	sub pre_load { }
2064	sub post_load { }	2159	#sub post_load { } # XS
2065		2160
2066	sub load {	2161	sub load {
2067	my ($self) = @_;	2162	my ($self) = @_;
2068		2163
2069	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	$self->alloc;	2176	$self->alloc;
2082		2177
2083	$self->pre_load;	2178	$self->pre_load;
2084	cf::cede_to_tick;	2179	cf::cede_to_tick;
2085		2180
		2181	if (exists $self->{load_path}) {
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2183	$f->skip_block;
2088	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
2089	or return;	2185	or return;
2090		2186
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2187	$self->post_load_original
2092	if delete $self->{load_original};	2188	if delete $self->{load_original};
2093		2189
2094	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2191	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
2097	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
2098	$self->clear_unique_items;	2194	$self->clear_unique_items;
2099	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
2100	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
2101	}	2198	}
2102	}	2199	}
2103	}
2104		2200
2105	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
2106		2203
2107	cf::cede_to_tick;	2204	cf::cede_to_tick;
2108	# now do the right thing for maps	2205	# now do the right thing for maps
2109	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
2110	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
2114	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2212	$self->decay_objects;
2116	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
2117	$self->update_buttons;	2214	$self->update_buttons;
2118	cf::cede_to_tick;	2215	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2216	$self->activate;
2122	}	2217	}
2123		2218
2124	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
2126		2221
2127	$self->in_memory (cf::MAP_ACTIVE);	2222	$self->in_memory (cf::MAP_ACTIVE);
2128	}	2223	}
2129		2224
2130	$self->post_load;	2225	$self->post_load;
2131	}
2132		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2233	sub customise_for {
2134	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
2135		2235
2136	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2237	if $self->per_player;
…		…
2153	or next;	2253	or next;
2154	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2155	or next;	2255	or next;
2156	$neigh->load;	2256	$neigh->load;
2157		2257
		2258	# now find the diagonal neighbours
2158	push @neigh,	2259	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}	2262	}
2162		2263
…		…
2169	}	2270	}
2170		2271
2171	sub find_sync {	2272	sub find_sync {
2172	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2173		2274
2174	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
2175	}	2279	}
2176		2280
2177	sub do_load_sync {	2281	sub do_load_sync {
2178	my ($map) = @_;	2282	my ($map) = @_;
2179		2283
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2182		2286
2183	cf::sync_job { $map->load };	2287	$map->load;
2184	}	2288	}
2185		2289
2186	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2188		2292
…		…
2214	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2215		2319
2216	()	2320	()
2217	}	2321	}
2218		2322
		2323	# common code, used by both ->save and ->swapout
2219	sub save {	2324	sub _save {
2220	my ($self) = @_;	2325	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2326
2224	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2225		2328
2226	return unless $self->dirty;	2329	return unless $self->dirty;
2227		2330
…		…
2247	} else {	2350	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2352	}
2250	}	2353	}
2251		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2252	sub swap_out {	2363	sub swap_out {
2253	my ($self) = @_;	2364	my ($self) = @_;
2254		2365
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2367
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2368	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2369	return if $self->{deny_save};
		2370	return if $self->players;
2263		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2264	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
		2381	$self->clear;
		2382	}
		2383
		2384	sub reset_at {
		2385	my ($self) = @_;
		2386
		2387	# TODO: safety, remove and allow resettable per-player maps
		2388	return 1e99 if $self->{deny_reset};
		2389
		2390	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2391	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2392
		2393	$time + $to
		2394	}
		2395
		2396	sub should_reset {
		2397	my ($self) = @_;
		2398
		2399	$self->reset_at <= $cf::RUNTIME
		2400	}
		2401
		2402	sub reset {
		2403	my ($self) = @_;
		2404
		2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2406
		2407	return if $self->players;
		2408
		2409	cf::trace "resetting map ", $self->path, "\n";
		2410
		2411	$self->in_memory (cf::MAP_SWAPPED);
		2412
		2413	# need to save uniques path
		2414	unless ($self->{deny_save}) {
		2415	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2416
		2417	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2418	if $uniq;
		2419	}
		2420
		2421	delete $cf::MAP{$self->path};
2265		2422
2266	$self->deactivate;	2423	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2425	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2426
2314	$self->unlink_save;	2427	$self->unlink_save;
2315	$self->destroy;	2428	$self->destroy;
2316	}	2429	}
2317		2430
…		…
2325		2438
2326	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2327		2440
2328	$self->unlink_save;	2441	$self->unlink_save;
2329		2442
2330	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2448
…		…
2392	: normalise $_	2505	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2507	]
2395	}	2508	}
2396		2509
		2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
		2541
2397	=back	2542	=back
2398		2543
2399	=head3 cf::object	2544	=head3 cf::object
2400		2545
2401	=cut	2546	=cut
…		…
2466		2611
2467	our $SAY_CHANNEL = {	2612	our $SAY_CHANNEL = {
2468	id => "say",	2613	id => "say",
2469	title => "Map",	2614	title => "Map",
2470	reply => "say ",	2615	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2616	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2617	};
2473		2618
2474	our $CHAT_CHANNEL = {	2619	our $CHAT_CHANNEL = {
2475	id => "chat",	2620	id => "chat",
2476	title => "Chat",	2621	title => "Chat",
…		…
2531		2676
2532	=item $player_object->enter_link	2677	=item $player_object->enter_link
2533		2678
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2680
2536	The player should be reasonably safe there for short amounts of time. You	2681	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2683	though, as the player cannot control the character while it is on the link
		2684	map.
2538		2685
2539	Will never block.	2686	Will never block.
2540		2687
2541	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
2542		2689
…		…
2562	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2710	my ($self) = @_;
2564		2711
2565	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2566		2713
		2714	++$self->{_link_recursion};
		2715
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2717
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2571		2720
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2722	}
2574		2723
2575	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2577		2726
…		…
2594	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2596		2745
2597	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2600		2749
2601	$map->load;	2750	$map->load;
2602	$map->load_neighbours;	2751	$map->load_neighbours;
2603		2752
2604	return unless $self->contr->active;	2753	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2754
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2609	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2610		2762
		2763	}
		2764
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2766
2613	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2615	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2616	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
2617	be called at the end of this process.	2771	be called at the end of this process.
2618		2772
		2773	Note that $check will be called with a potentially non-loaded map, so if
		2774	it needs a loaded map it has to call C<< ->load >>.
		2775
2619	=cut	2776	=cut
2620		2777
2621	our $GOTOGEN;	2778	our $GOTOGEN;
2622		2779
2623	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2624	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
2625		2788
2626	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2628		2791
2629	$self->enter_link;	2792	$self->enter_link;
…		…
2653	my $map = eval {	2816	my $map = eval {
2654	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2655		2818
2656	if ($map) {	2819	if ($map) {
2657	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2658	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2659	} else {	2822	} else {
2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2661	}	2824	}
2662		2825
2663	$map	2826	$map
…		…
2671	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2672	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2673	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2674	}	2837	}
2675		2838
2676	$done->() if $done;	2839	$done->($self) if $done;
2677	})->prio (1);	2840	})->prio (1);
2678	}	2841	}
2679		2842
2680	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2681		2844
…		…
2769	$self->contr->savebed ($map, $x, $y)	2932	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	2933	if $exit->flag (cf::FLAG_DAMNED);
2771		2934
2772	1	2935	1
2773	}) {	2936	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2776	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2778		2941
2779	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2780	$self->leave_link;	2943	$self->leave_link;
2781	}	2944	}
2782	})->prio (1);	2945	})->prio (1);
2783	}	2946	}
2784		2947
…		…
2796	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2798		2961
2799	utf8::encode $text;	2962	utf8::encode $text;
2800	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2801	}	2989	}
2802		2990
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		2992
2805	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2809		2997
2810	=cut	2998	=cut
2811		2999
2812	# non-persistent channels (usually the info channel)	3000	# non-persistent channels (usually the info channel)
2813	our %CHANNEL = (	3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
2814	"c/identify" => {	3008	"c/identify" => {
2815	id => "infobox",	3009	id => "infobox",
2816	title => "Identify",	3010	title => "Identify",
2817	reply => undef,	3011	reply => undef,
2818	tooltip => "Items recently identified",	3012	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	3014	"c/examine" => {
2821	id => "infobox",	3015	id => "infobox",
2822	title => "Examine",	3016	title => "Examine",
2823	reply => undef,	3017	reply => undef,
2824	tooltip => "Signs and other items you examined",	3018	tooltip => "Signs and other items you examined",
		3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
2825	},	3025	},
2826	"c/book" => {	3026	"c/book" => {
2827	id => "infobox",	3027	id => "infobox",
2828	title => "Book",	3028	title => "Book",
2829	reply => undef,	3029	reply => undef,
…		…
2845	id => "infobox",	3045	id => "infobox",
2846	title => "Body Parts",	3046	title => "Body Parts",
2847	reply => undef,	3047	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	3048	tooltip => "Shows which body parts you posess and are available",
2849	},	3049	},
		3050	"c/statistics" => {
		3051	id => "infobox",
		3052	title => "Statistics",
		3053	reply => undef,
		3054	tooltip => "Shows your primary statistics",
		3055	},
		3056	"c/skills" => {
		3057	id => "infobox",
		3058	title => "Skills",
		3059	reply => undef,
		3060	tooltip => "Shows your experience per skill and item power",
		3061	},
		3062	"c/shopitems" => {
		3063	id => "infobox",
		3064	title => "Shop Items",
		3065	reply => undef,
		3066	tooltip => "Shows the items currently for sale in this shop",
		3067	},
		3068	"c/resistances" => {
		3069	id => "infobox",
		3070	title => "Resistances",
		3071	reply => undef,
		3072	tooltip => "Shows your resistances",
		3073	},
		3074	"c/pets" => {
		3075	id => "infobox",
		3076	title => "Pets",
		3077	reply => undef,
		3078	tooltip => "Shows information abotu your pets/a specific pet",
		3079	},
		3080	"c/perceiveself" => {
		3081	id => "infobox",
		3082	title => "Perceive Self",
		3083	reply => undef,
		3084	tooltip => "You gained detailed knowledge about yourself",
		3085	},
2850	"c/uptime" => {	3086	"c/uptime" => {
2851	id => "infobox",	3087	id => "infobox",
2852	title => "Uptime",	3088	title => "Uptime",
2853	reply => undef,	3089	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	3090	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	3099	id => "party",
2864	title => "Party",	3100	title => "Party",
2865	reply => "gsay ",	3101	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	3102	tooltip => "Messages and chat related to your party",
2867	},	3103	},
		3104	"c/death" => {
		3105	id => "death",
		3106	title => "Death",
		3107	reply => undef,
		3108	tooltip => "Reason for and more info about your most recent death",
		3109	},
		3110	"c/say" => $SAY_CHANNEL,
		3111	"c/chat" => $CHAT_CHANNEL,
2868	);	3112	);
2869		3113
2870	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2872		3116
2873	$msg = $self->pl->expand_cfpod ($msg);	3117	$msg = $self->pl->expand_cfpod ($msg)
		3118	unless $color & cf::NDI_VERBATIM;
2874		3119
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	3120	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		3121
2877	# check predefined channels, for the benefit of C	3122	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	3123	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	3124	$channel = $CHANNEL{$channel};
2880		3125
2881	$self->ext_msg (channel_info => $channel)	3126	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	3127	$channel = $channel->{id};
2885		3128
2886	} elsif (ref $channel) {	3129	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	3133	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	3134	}
2893		3135
2894	$channel = $channel->{id};	3136	$channel = $channel->{id};
2895	}	3137	}
2896		3138
2897	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2898		3140
2899	if ($self->can_msg) {
2900	# default colour, mask it out	3141	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2903		3144
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	3145	my $pkt = "msg "
		3146	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	3148	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		3149
2918	$color &= cf::NDI_COLOR_MASK;	3150	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	3151	}
2932		3152
2933	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2934		3154
2935	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2938		3158
2939	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2941		3161
2942	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3167	}
2948	}	3168	}
2949		3169
2950	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2951		3171
…		…
2955		3175
2956	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2958		3178
2959	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove	3182	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}	3185	}
2966	}	3186	}
2967		3187
2968	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2969		3189
…		…
3040		3260
3041	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
3042	if $reply;	3262	if $reply;
3043		3263
3044	} else {	3264	} else {
3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3046	}	3266	}
3047		3267
3048	cf::override;	3268	cf::override;
3049	},	3269	},
3050	);	3270	);
…		…
3070		3290
3071	$coro	3291	$coro
3072	}	3292	}
3073		3293
3074	cf::client->attach (	3294	cf::client->attach (
3075	on_destroy => sub {	3295	on_client_destroy => sub {
3076	my ($ns) = @_;	3296	my ($ns) = @_;
3077		3297
3078	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3079	},	3299	},
3080	);	3300	);
…		…
3096	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
3097		3317
3098	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
3099		3319
3100	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
3101	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
3102	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
3103	sort time	3323	sort time
3104	));	3324	));
3105		3325
3106	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
3110	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
3111		3331
3112	cf::object	3332	cf::object
3113	contr pay_amount pay_player map x y force_find force_add destroy	3333	contr pay_amount pay_player map x y force_find force_add destroy
3114	insert remove name archname title slaying race decrease split	3334	insert remove name archname title slaying race decrease split
		3335	value
3115		3336
3116	cf::object::player	3337	cf::object::player
3117	player	3338	player
3118		3339
3119	cf::player	3340	cf::player
…		…
3125	=cut	3346	=cut
3126		3347
3127	for (	3348	for (
3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3129	insert remove inv nrof name archname title slaying race	3350	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3351	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
3134	) {	3355	) {
3135	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3138	for @funs;	3358	for @funs;
3139	}	3359	}
3140		3360
…		…
3155		3375
3156	my $qcode = $code;	3376	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
3159		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
3160	local $_;	3383	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;
3162		3384
3163	my $eval =	3385	my $eval =
3164	"do {\n"	3386	"do {\n"
3165	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3166	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
3167	. $code	3389	. $code
3168	. "\n}"	3390	. "\n}"
3169	;	3391	;
3170		3392
		3393	if ($CFG{safe_eval}) {
3171	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
3172	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3173	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
3174		3402
3175	if ($@) {	3403	if ($@) {
3176	warn "$@";	3404	warn "$@",
3177	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
3178	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
3179	}	3407	}
3180		3408
3181	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
3182	}	3410	}
3183		3411
…		…
3197	=cut	3425	=cut
3198		3426
3199	sub register_script_function {	3427	sub register_script_function {
3200	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
3201		3429
3202	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
3203	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
3204	}	3432	}
3205		3433
3206	=back	3434	=back
3207		3435
3208	=cut	3436	=cut
…		…
3217	# for this (global event?)	3445	# for this (global event?)
3218	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3219		3447
3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3221		3449
3222	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3223		3451
3224	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3225	0 < aio_load $path, $facedata
3226	or die "$path: $!";
3227
3228	$facedata = Coro::Storable::thaw $facedata;
3229		3453
3230	$facedata->{version} == 2	3454	$facedata->{version} == 2
3231	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3232		3456
3233	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3234	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3235	type => FT_RSRC,	3460	type => FT_RSRC,
3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
3237	};	3463	};
3238	cf::cede_to_tick;	3464	cf::cede_to_tick;
3239		3465
3240	{	3466	{
3241	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
…		…
3243	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3245		3471
3246	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3247	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3250		3477
3251	cf::cede_to_tick;	3478	cf::cede_to_tick;
3252	}	3479	}
3253		3480
3254	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
…		…
3259		3486
3260	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3261	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3263	} else {	3490	} else {
3264	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3265	}	3492	}
3266		3493
3267	cf::cede_to_tick;	3494	cf::cede_to_tick;
3268	}	3495	}
3269	}	3496	}
…		…
3278		3505
3279	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3280	}	3507	}
3281		3508
3282	{	3509	{
3283	# TODO: for gcfclient pleasure, we should give resources
3284	# that gcfclient doesn't grok a >10000 face index.
3285	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3286		3511
3287	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
3288	if (defined $info->{type}) {	3513	if (defined $info->{type}) {
3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3290	my $data;
3291		3515
3292	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3293	# prepend meta info
3294
3295	my $meta = $enc->encode ({
3296	name => $name,
3297	%{ $info->{meta} || {} },
3298	});
3299
3300	$data = pack "(w/a*)*", $meta, $info->{data};
3301	} else {
3302	$data = $info->{data};
3303	}
3304
3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3306	cf::face::set_type $idx, $info->{type};	3517	cf::face::set_type $idx, $info->{type};
3307	} else {	3518	} else {
3308	$RESOURCE{$name} = $info;	3519	$RESOURCE{$name} = $info; # unused
3309	}	3520	}
3310		3521
3311	cf::cede_to_tick;	3522	cf::cede_to_tick;
3312	}	3523	}
3313	}	3524	}
3314		3525
3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3316		3527
3317	1	3528	1
3318	}	3529	}
3319
3320	cf::global->attach (on_resource_update => sub {
3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3323
3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3325	my $sound = $soundconf->{compat}[$_]
3326	or next;
3327
3328	my $face = cf::face::find "sound/$sound->[1]";
3329	cf::sound::set $sound->[0] => $face;
3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3331	}
3332
3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
3334	my $face = cf::face::find "sound/$v";
3335	cf::sound::set $k => $face;
3336	}
3337	}
3338	});
3339		3530
3340	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
3341	my ($ns, $want) = @_;	3532	my ($ns, $want) = @_;
3342		3533
3343	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
…		…
3382	sub reload_treasures {	3573	sub reload_treasures {
3383	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3384	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3385	}	3576	}
3386		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
3387	sub reload_resources {	3598	sub reload_resources {
3388	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3389		3600
		3601	reload_exp_table;
		3602	reload_materials;
3390	reload_facedata;	3603	reload_facedata;
		3604	reload_sound;
3391	reload_archetypes;	3605	reload_archetypes;
3392	reload_regions;	3606	reload_regions;
3393	reload_treasures;	3607	reload_treasures;
3394		3608
3395	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3396	}
3397
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	reload_resources;
3402	}	3610	}
3403		3611
3404	sub reload_config {	3612	sub reload_config {
3405	open my $fh, "<:utf8", "$CONFDIR/config"	3613	trace "reloading config file...\n";
3406	or return;
3407		3614
3408	local $/;	3615	my $config = load_file "$CONFDIR/config";
3409	*CFG = YAML::Load <$fh>;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3410		3618
3411	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3412		3620
3413	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3414	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3415		3623
3416	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3420	};	3628	};
3421	warn $@ if $@;	3629	warn $@ if $@;
3422	}	3630	}
3423	}	3631	}
3424		3632
		3633	sub pidfile() {
		3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3635	or die "$PIDFILE: $!";
		3636	flock $fh, &Fcntl::LOCK_EX
		3637	or die "$PIDFILE: flock: $!";
		3638	$fh
		3639	}
		3640
		3641	# make sure only one server instance is running at any one time
		3642	sub atomic {
		3643	my $fh = pidfile;
		3644
		3645	my $pid = <$fh>;
		3646	kill 9, $pid if $pid > 0;
		3647
		3648	seek $fh, 0, 0;
		3649	print $fh $$;
		3650	}
		3651
		3652	sub main_loop {
		3653	trace "EV::loop starting\n";
		3654	if (1) {
		3655	EV::loop;
		3656	}
		3657	trace "EV::loop returned\n";
		3658	goto &main_loop unless $REALLY_UNLOOP;
		3659	}
		3660
3425	sub main {	3661	sub main {
		3662	cf::init_globals; # initialise logging
		3663
		3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3668
		3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3670
3426	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3427	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3428	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3673	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3429	(async {	3674	(async {
3430	$Coro::current->{desc} = "IDLE BUG HANDLER";	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
3431	EV::loop EV::LOOP_ONESHOT;	3676	EV::loop EV::LOOP_ONESHOT;
3432	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3433	};	3678	};
3434		3679
3435	{	3680	evthread_start IO::AIO::poll_fileno;
3436	my $guard = freeze_mainloop;	3681
		3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
		3691	reload_resources;
3437	reload_config;	3692	reload_config;
3438	db_init;	3693	db_init;
		3694
		3695	cf::init_uuid;
		3696	cf::init_signals;
		3697	cf::init_skills;
		3698
		3699	cf::init_beforeplay;
		3700
		3701	atomic;
		3702
3439	load_extensions;	3703	load_extensions;
3440		3704
3441	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3705	utime time, time, $RUNTIMEFILE;
3442	evthread_start IO::AIO::poll_fileno;	3706
		3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
		3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3710
		3711	cf::_post_init 0;
3443	}	3712	};
3444		3713
3445	EV::loop;	3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
		3722	goto &main_loop;
3446	}	3723	}
3447		3724
3448	#############################################################################	3725	#############################################################################
3449	# initialisation and cleanup	3726	# initialisation and cleanup
3450		3727
3451	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3452	BEGIN {	3729	BEGIN {
3453	our %SIGWATCHER = ();	3730	our %SIGWATCHER = ();
3454	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3456	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3457	};	3734	};
3458	}	3735	}
3459	}	3736	}
3460		3737
3461	sub write_runtime_sync {	3738	sub write_runtime_sync {
3462	my $runtime = "$LOCALDIR/runtime";	3739	my $t0 = AE::time;
3463		3740
3464	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3465	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3466		3743
3467	IO::AIO::aio_utime $runtime, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3468		3745
3469	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3470		3747
3471	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3472	or return;	3749	or return;
3473		3750
3474	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3475	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3476	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3486	aio_utime $fh, undef, undef;	3763	aio_utime $fh, undef, undef;
3487		3764
3488	close $fh	3765	close $fh
3489	or return;	3766	or return;
3490		3767
3491	aio_rename "$runtime~", $runtime	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3492	and return;	3769	and return;
3493		3770
3494	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3495		3772
3496	1	3773	1
3497	}	3774	}
3498		3775
3499	our $uuid_lock;	3776	our $uuid_lock;
…		…
3508	my $uuid = "$LOCALDIR/uuid";	3785	my $uuid = "$LOCALDIR/uuid";
3509		3786
3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3511	or return;	3788	or return;
3512		3789
3513	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3790	my $value = uuid_seq uuid_cur;
		3791
		3792	unless ($value) {
		3793	info "cowardly refusing to write zero uuid value!\n";
		3794	return;
		3795	}
		3796
		3797	my $value = uuid_str $value + $uuid_skip;
3514	$uuid_skip = 0;	3798	$uuid_skip = 0;
3515		3799
3516	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3517	and return;	3801	and return;
3518		3802
…		…
3524	or return;	3808	or return;
3525		3809
3526	aio_rename "$uuid~", $uuid	3810	aio_rename "$uuid~", $uuid
3527	and return;	3811	and return;
3528		3812
3529	warn "uuid file written ($value).\n";	3813	trace "uuid file written ($value).\n";
3530		3814
3531	1	3815	1
3532		3816
3533	}	3817	}
3534		3818
…		…
3540	}	3824	}
3541		3825
3542	sub emergency_save() {	3826	sub emergency_save() {
3543	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3544		3828
3545	warn "enter emergency perl save\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3546		3835
3547	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3548	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3549	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3550	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3551	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3552	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3553	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3554	$pl->valid or next;	3845	$pl->valid or next;
3555	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3556	$pl->save;	3847	$pl->save;
3557	}	3848	}
3558	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3559		3850
3560	warn "begin emergency map save\n";	3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	info "emergency_perl_save: begin map save\n";
3561	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3562	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3563	$map->valid or next;	3856	$map->valid or next;
3564	$map->save;	3857	$map->save;
3565	}	3858	}
3566	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3567		3860
3568	warn "begin emergency database checkpoint\n";	3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
		3863	info "emergency_perl_save: begin database checkpoint\n";
3569	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3570	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
3571		3866
3572	warn "begin write uuid\n";	3867	info "emergency_perl_save: begin write uuid\n";
3573	write_uuid_sync 1;	3868	write_uuid_sync 1;
3574	warn "end write uuid\n";	3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3575	};	3889	};
3576		3890
3577	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3578	}	3892	}
3579		3893
3580	sub post_cleanup {	3894	sub post_cleanup {
3581	my ($make_core) = @_;	3895	my ($make_core) = @_;
3582		3896
		3897	IO::AIO::flush;
		3898
3583	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3584	if $make_core;	3900	if $make_core;
		3901
		3902	my $fh = pidfile;
		3903	unlink $PIDFILE if <$fh> == $$;
		3904	}
		3905
		3906	# a safer delete_package, copied from Symbol
		3907	sub clear_package($) {
		3908	my $pkg = shift;
		3909
		3910	# expand to full symbol table name if needed
		3911	unless ($pkg =~ /^main::.*::$/) {
		3912	$pkg = "main$pkg" if $pkg =~ /^::/;
		3913	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3914	$pkg .= '::' unless $pkg =~ /::$/;
		3915	}
		3916
		3917	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3918	my $stem_symtab = *{$stem}{HASH};
		3919
		3920	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3921	or return;
		3922
		3923	# clear all symbols
		3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3925	for my $name (keys %$leaf_symtab) {
		3926	_gv_clear *{"$pkg$name"};
		3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3928	}
3585	}	3929	}
3586		3930
3587	sub do_reload_perl() {	3931	sub do_reload_perl() {
3588	# can/must only be called in main	3932	# can/must only be called in main
3589	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3590	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3591	return;	3935	return;
3592	}	3936	}
3593		3937
3594	warn "reloading...";	3938	return if $RELOAD++;
3595		3939
3596	warn "entering sync_job";	3940	my $t1 = AE::time;
3597		3941
		3942	while ($RELOAD) {
		3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
		3945
		3946	trace "perl_reload: entering sync_job";
		3947
3598	cf::sync_job {	3948	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	3949	#cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark
3602		3950
3603	warn "syncing database to disk";
3604	BDB::db_env_txn_checkpoint $DB_ENV;
3605
3606	# if anything goes wrong in here, we should simply crash as we already saved
3607
3608	warn "flushing outstanding aio requests";
3609	for (;;) {
3610	BDB::flush;
3611	IO::AIO::flush;
3612	Coro::cede_notself;
3613	last unless IO::AIO::nreqs || BDB::nreqs;
3614	warn "iterate...";
3615	}
3616
3617	++$RELOAD;
3618
3619	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();	3953	%EXT_CORO = ();
3622		3954
3623	warn "removing commands";	3955	trace "perl_reload: removing commands";
3624	%COMMAND = ();	3956	%COMMAND = ();
3625		3957
3626	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3627	%EXTCMD = ();	3959	%EXTCMD = ();
3628	%EXTICMD = ();	3960	%EXTICMD = ();
3629		3961
3630	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3633		3965
3634	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3635	eval {	3967	eval {
3636	$cb->($pkg);	3968	$cb->($pkg);
3637	1	3969	1
3638	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
		3971	}
		3972
		3973	trace "... clearing $pkg";
		3974	clear_package $pkg;
3639	}	3975	}
3640		3976
3641	warn "... nuking $pkg";
3642	Symbol::delete_package $pkg;
3643	}
3644
3645	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3646	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		3980
3649	warn "... unloading $k";	3981	trace "... unloading $k";
3650	delete $INC{$k};	3982	delete $INC{$k};
3651		3983
3652	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3654		3986
3655	if (my $cb = $k->can ("unload_module")) {	3987	if (my $cb = $k->can ("unload_module")) {
3656	$cb->();	3988	$cb->();
		3989	}
		3990
		3991	clear_package $k;
3657	}	3992	}
3658		3993
3659	Symbol::delete_package $k;
3660	}
3661
3662	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3663	Symbol::delete_package "safe::$_"	3995	clear_package "safe::$_"
3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3665		3997
3666	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		4001
3670	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3671	# and global variables created in xs	4003	# and global variables created in xs
3672	#Symbol::delete_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3673		4005
3674	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3675		4007
3676	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3677	require cf;	4009	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3679		4011
3680	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3681	cf::reload_config;	4013	cf::reload_config;
3682		4014
3683	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3684	cf::load_extensions;	4016	cf::load_extensions;
3685		4017
		4018	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3689	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3692		4026
3693	warn "leaving sync_job";	4027	cf::_post_init 1;
3694		4028
		4029	trace "perl_reload: leaving sync_job";
		4030
3695	1	4031	1
3696	} or do {	4032	} or do {
3697	warn $@;	4033	error $@;
3698	cf::cleanup "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
		4035	};
		4036
		4037	--$RELOAD;
3699	};	4038	}
3700		4039
3701	warn "reloaded";	4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3702	};	4042	};
3703		4043
3704	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3705		4045
3706	sub reload_perl() {	4046	sub reload_perl() {
3707	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3708	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3709		4049
		4050	$RELOAD_WATCHER ||= cf::async {
		4051	Coro::AIO::aio_wait cache_extensions;
		4052
3710	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3711	do_reload_perl;	4054	do_reload_perl;
3712	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
		4056	};
3713	};	4057	};
3714	}	4058	}
3715		4059
3716	register_command "reload" => sub {	4060	register_command "reload" => sub {
3717	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
…		…
3723	reload_perl;	4067	reload_perl;
3724	};	4068	};
3725	}	4069	}
3726	};	4070	};
3727		4071
3728	unshift @INC, $LIBDIR;	4072	#############################################################################
3729		4073
3730	my $bug_warning = 0;	4074	my $bug_warning = 0;
3731		4075
3732	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3733	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3734		4078
3735	sub wait_for_tick {	4079	sub wait_for_tick() {
3736	return if tick_inhibit || $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3737		4081
3738	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3739	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3740	$signal->wait;	4084	$signal->wait;
3741	}	4085	}
3742		4086
3743	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3744	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3745		4089
3746	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3747	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3748	$signal->wait;	4092	$signal->wait;
3749	}	4093	}
…		…
3755	return;	4099	return;
3756	}	4100	}
3757		4101
3758	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3759		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4105
3760	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3761	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3762	Coro::async_pool {	4108	Coro::async_pool {
3763	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3764	write_runtime_sync	4110	write_runtime_sync
3765	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3766	};	4112	};
3767	}	4113	}
3768		4114
3769	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3770	$sig->send;	4116	$sig->send;
…		…
3778		4124
3779	if (0) {	4125	if (0) {
3780	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3781	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3782	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3783	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3784	}	4130	}
3785	}	4131	}
3786	}	4132	}
3787		4133
3788	{	4134	{
3789	# configure BDB	4135	# configure BDB
3790		4136
3791	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3792	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3793	$AnyEvent::BDB::WATCHER->priority (1);	4139	$AnyEvent::BDB::WATCHER->priority (1);
3794		4140
3795	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3796	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3797	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3798	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3799	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3800	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3801		4148
3802	cf::sync_job {	4149	cf::sync_job {
3803	eval {	4150	eval {
…		…
3829	{	4176	{
3830	# configure IO::AIO	4177	# configure IO::AIO
3831		4178
3832	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3833	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3834	$AnyEvent::AIO::WATCHER->priority (1);	4181	undef $AnyEvent::AIO::WATCHER;
3835	}	4182	}
3836		4183
3837	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3838		4186
3839	sub _log_backtrace {	4187	sub _log_backtrace {
3840	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3841		4189
3842	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3843		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3844	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3845	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3846	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3847	async {	4200	async {
3848	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3849		4202
3850	my @bt = fork_call {	4203	my @bt = fork_call {
3851	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3862	}	4215	}
3863		4216
3864	@funcs	4217	@funcs
3865	};	4218	};
3866		4219
3867	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3868	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3869	--$_log_backtrace;	4223	--$_log_backtrace;
3870	};	4224	};
3871	} else {	4225	} else {
3872	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3873	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3874	}	4228	}
3875	}	4229	}
3876		4230
3877	# load additional modules	4231	# load additional modules
3878	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3879		4234
3880	END { cf::emergency_save }	4235	END { cf::emergency_save }
3881		4236
3882	1	4237	1
3883		4238

Diff Legend

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