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Revision 1.448 by root, Fri Sep 19 05:30:23 2008 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 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 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	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
68		69
69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
70		71
71	{	72	# make sure c-lzf reinitialises itself
72	# very ugly, but ensure we acquire the storable lock
73
74	sub net_mstore {
75	my $guard = Coro::Storable::guard;
76	&Storable::net_mstore
77	}
78
79	sub mretrieve {
80	my $guard = Coro::Storable::guard;
81	&Storable::mretrieve
82	}
83
84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
85	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
86	}	75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
87		78
88	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;
89		82
90	our %COMMAND = ();	83	our %COMMAND = ();
91	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
92		85
93	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
94	our %EXTCMD = ();	87	our %EXTCMD = ();
95	our %EXTICMD = ();	88	our %EXTICMD = ();
96	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
97	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
98		91
99	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
100	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
101		96
102	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
103	our $DATADIR = datadir;	99	our $DATADIR = datadir;
104	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
105	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
106	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
107	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
108	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
111	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
112	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
113	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
114	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
115		112
116	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;
117		120
118	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
120	our $NEXT_TICK;	123	our $NEXT_TICK;
121	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
122		125
123	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
124	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
125	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
126	our $DB_ENV;	129	our $DB_ENV;
127		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
128	our %CFG;	133	our %CFG;
129		134
130	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	136	our $RUNTIME;
132	our $NOW;	137	our $NOW;
…		…
140		145
141	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)
142	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
143	our $JITTER; # average jitter	148	our $JITTER; # average jitter
144	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
145		155
146	binmode STDOUT;	156	binmode STDOUT;
147	binmode STDERR;	157	binmode STDERR;
148		158
149	# read virtual server time, if available	159	# read virtual server time, if available
…		…
151	open my $fh, "<", $RUNTIMEFILE	161	open my $fh, "<", $RUNTIMEFILE
152	or die "unable to read $RUNTIMEFILE file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
153	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
154	}	164	}
155		165
		166	eval "sub TICK() { $TICK } 1" or die;
		167
156	mkdir $_	168	mkdir $_
157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
158		170
159	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
160		172
161	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::"} };
162		189
163	#############################################################################	190	#############################################################################
164		191
165	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
166		193
…		…
208	from wherever your confdir points to.	235	from wherever your confdir points to.
209		236
210	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
211		238
212	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
213	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
214	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.
215		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
216	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
217		249
218	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
219	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
220	that call.	252	that call.
221		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
222	=back	260	=back
223		261
224	=cut	262	=cut
225		263
226	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
227	*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 {
228	my $msg = join "", @_;	271	my $msg = join "", @_;
229		272
230	$msg .= "\n"	273	$msg .= "\n"
231	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
232		275
233	$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;
234		277
235	LOG llevError, $msg;	278	LOG llevWarn, $msg;
236	};	279	};
237	}
238		280
239	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
240	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
241		283
242	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
243	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
244	return;#d#	288	return;#d#
245	}#d#	289	}#d#
246		290
247	# kill coroutine otherwise	291	# kill coroutine otherwise
248	warn Carp::longmess $_[0];
249	Coro::terminate	292	Coro::terminate
250	};	293	};
251
252	$SIG{__DIE__} = sub { }; #d#?
253		294
254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
271	)) {	312	)) {
272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
273	}	314	}
274		315
275	$EV::DIED = sub {	316	$EV::DIED = sub {
276	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
277	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
278		324
279	#############################################################################	325	#############################################################################
280		326
281	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
282		328
…		…
303	$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;
304	$d	350	$d
305	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
306	}	352	}
307		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
308	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
309		369
310	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
311		371
312	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
318	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
319		379
320	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
321	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
322		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
323	=item cf::lock_wait $string	445	=item cf::lock_wait $string
324		446
325	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
326		448
327	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
328		450
329	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
330	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,
331	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
332	returned.	454	returned.
333		455
334	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
335	deadlocked coro.	457	deadlocked coro.
…		…
341		463
342	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.
343		465
344	=cut	466	=cut
345		467
346	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
347	our %LOCKER;#d#
348		469
349	sub lock_wait($) {	470	sub lock_wait($) {
350	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
351
352	if ($LOCKER{$key} == $Coro::current) {#d#
353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
354	return;#d#
355	}#d#
356
357	# wait for lock, if any
358	while ($LOCK{$key}) {
359	push @{ $LOCK{$key} }, $Coro::current;
360	Coro::schedule;
361	}
362	}	472	}
363		473
364	sub lock_acquire($) {	474	sub lock_acquire($) {
365	my ($key) = @_;	475	$LOCKS->guard ($_[0])
366
367	# wait, to be sure we are not locked
368	lock_wait $key;
369
370	$LOCK{$key} = [];
371	$LOCKER{$key} = $Coro::current;#d#
372
373	Coro::guard {
374	delete $LOCKER{$key};#d#
375	# wake up all waiters, to be on the safe side
376	$_->ready for @{ delete $LOCK{$key} };
377	}
378	}	476	}
379		477
380	sub lock_active($) {	478	sub lock_active($) {
381	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
382
383	! ! $LOCK{$key}
384	}	480	}
385		481
386	sub freeze_mainloop {	482	sub freeze_mainloop {
387	tick_inhibit_inc;	483	tick_inhibit_inc;
388		484
389	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
390	}	486	}
391		487
392	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
393		489
394	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
395	get spread over timer.	491	get spread over time.
396		492
397	=cut	493	=cut
398		494
399	sub periodic($$) {	495	sub periodic($$) {
400	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
404	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
405	}	501	}
406		502
407	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
408		504
409	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
410	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
411	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.
412		512
413	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
414	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
415		515
416	Useful for short background jobs.	516	Useful for short background jobs.
417		517
418	=cut	518	=cut
419		519
420	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
421	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
422		523
423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
424	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
425	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
426		527
427	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
428		530
429	while () {	531	while () {
430	next_job:	532	next_job:
		533
431	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
432	if ($avail > 0.01) {	535
433	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
434	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
435	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
436	$job->[2]->send;	540	$job->[2]->send;
437	Coro::cede;	541	Coro::cede;
438	goto next_job;	542	goto next_job;
439	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
440	}	545	}
441	}	546	}
442		547
443	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
444	# 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
445	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
446	$signal->wait;	551	$signal->wait;
447	} else {	552	} else {
		553	$busy = 0;
448	Coro::schedule;	554	Coro::schedule;
449	}	555	}
450	}	556	}
451	};	557	};
452		558
453	sub get_slot($;$$) {	559	sub get_slot($;$$) {
454	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
455		561
456	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
457		563
458	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
459	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
460		567
461	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
462	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
463	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
489	=cut	596	=cut
490		597
491	sub sync_job(&) {	598	sub sync_job(&) {
492	my ($job) = @_;	599	my ($job) = @_;
493		600
494	if ($Coro::current == $Coro::main) {	601	if (in_main) {
495	my $time = EV::time;	602	my $time = AE::time;
496		603
497	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
498	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
499		606
500	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
501		608
502	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
503		610
504	my $busy = 1;	611	my $busy = 1;
505	my @res;	612	my @res;
506		613
507	(async {	614	(async {
508	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
509	@res = eval { $job->() };	616	@res = eval { $job->() };
510	warn $@ if $@;	617	error $@ if $@;
511	undef $busy;	618	undef $busy;
512	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
513		620
514	while ($busy) {	621	while ($busy) {
515	if (Coro::nready) {	622	if (Coro::nready) {
…		…
517	} else {	624	} else {
518	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
519	}	626	}
520	}	627	}
521		628
522	my $time = EV::time - $time;	629	my $time = AE::time - $time;
523		630
524	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
525		632
526	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
527	} else {	634	} else {
…		…
549	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
550		657
551	$coro	658	$coro
552	}	659	}
553		660
554	=item fork_call { }, $args	661	=item fork_call { }, @args
555		662
556	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
557	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
558	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
559	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
560		667
561	=cut	668	=cut
562		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
563	sub fork_call(&@) {	674	sub fork_call(&@) {
564	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
565		676
566	# 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,
567	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
568	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
569		680
570	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
571	reset_signals;	682	cf::post_fork;
572	&$cb	683	&$cb
573	}, @args;	684	} @args;
574		685
575	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	)
576	}	698	}
577		699
578	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
579		701
580	=cut	702	=cut
…		…
617	within each server.	739	within each server.
618		740
619	=cut	741	=cut
620		742
621	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
622	my ($name) = @_;	747	my ($name) = @_;
623	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
624		749
625	eval {	750	eval {
626	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
636	}	761	}
637		762
638	our $DB;	763	our $DB;
639		764
640	sub db_init {	765	sub db_init {
641	cf::sync_job {
642	$DB ||= db_table "db";	766	$DB ||= db_table "db";
643	};
644	}	767	}
645		768
646	sub db_get($$) {	769	sub db_get($$) {
647	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
648		771
649	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
650	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
651		776
652	$! ? ()	777	$! ? ()
653	: $data	778	: $data
654	}
655	}	779	}
656		780
657	sub db_put($$$) {	781	sub db_put($$$) {
658	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
659	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
687		811
688	my @data;	812	my @data;
689	my $md5;	813	my $md5;
690		814
691	for (0 .. $#$src) {	815	for (0 .. $#$src) {
692	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
693	or Carp::croak "$src->[$_]: $!";
694	}	817	}
695		818
696	# if processing is expensive, check	819	# if processing is expensive, check
697	# checksum first	820	# checksum first
698	if (1) {	821	if (1) {
…		…
715		838
716	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
717	my $data = $process->(\@data);	840	my $data = $process->(\@data);
718	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
719		842
720	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
721		844
722	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
723	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
724	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
725		848
…		…
735		858
736	=cut	859	=cut
737		860
738	sub datalog($@) {	861	sub datalog($@) {
739	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
740	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
741	}	864	}
742		865
743	=back	866	=back
744		867
745	=cut	868	=cut
…		…
940		1063
941	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
942	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
943		1066
944	} elsif (ref $type) {	1067	} elsif (ref $type) {
945	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
946		1069
947	} else {	1070	} else {
948	shift @arg;	1071	shift @arg;
949	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
950	}	1073	}
951	}	1074	}
952	}	1075	}
953		1076
954	sub _object_attach {	1077	sub _object_attach {
…		…
964	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
965	}	1088	}
966		1089
967	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
968	} else {	1091	} else {
969	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
970	}	1093	}
971		1094
972	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
973	}	1096	}
974		1097
…		…
1033		1156
1034	for (@$callbacks) {	1157	for (@$callbacks) {
1035	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1036		1159
1037	if ($@) {	1160	if ($@) {
1038	warn "$@";
1039	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1040	override;	1162	override;
1041	}	1163	}
1042		1164
1043	return 1 if $override;	1165	return 1 if $override;
1044	}	1166	}
…		…
1123	for (@$attach) {	1245	for (@$attach) {
1124	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1125	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1126	}	1248	}
1127	} else {	1249	} else {
1128	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1129	}	1251	}
1130	}	1252	}
1131	}	1253	}
1132		1254
1133	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1160	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1161		1283
1162	sync_job {	1284	sync_job {
1163	if (length $$rdata) {	1285	if (length $$rdata) {
1164	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1165	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1166	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1167		1290
1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1169	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1171	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	}
1172	aio_close $fh;	1298	aio_close $fh;
1173		1299
1174	if (@$objs) {	1300	if (@$objs) {
1175	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) {
1176	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1178	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1179	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	}
1180	aio_close $fh;	1309	aio_close $fh;
1181	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1182	}	1311	}
1183	} else {	1312	} else {
1184	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1185	}	1314	}
1186		1315
1187	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1188	} else {	1320	} else {
1189	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1190	}	1322	}
1191	} else {	1323	} else {
1192	aio_unlink $filename;	1324	aio_unlink $filename;
1193	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1194	}	1326	}
…		…
1218	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1219	$av = $st->{objs};	1351	$av = $st->{objs};
1220	}	1352	}
1221		1353
1222	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1223	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1224	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1225		1358
1226	($data, $av)	1359	($data, $av)
1227	}	1360	}
1228		1361
1229	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1285	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1286		1419
1287	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1288	}	1421	}
1289		1422
		1423	use File::Glob ();
		1424
1290	cf::player->attach (	1425	cf::player->attach (
1291	on_command => sub {	1426	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1293		1428
1294	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1295	or return;	1430	or return;
1296		1431
…		…
1319		1454
1320	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1321	if $reply;	1456	if $reply;
1322		1457
1323	} else {	1458	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1460	}
1326		1461
1327	cf::override;	1462	cf::override;
1328	},	1463	},
1329	);	1464	);
1330		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
1331	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1332	cf::sync_job {	1482	cf::sync_job {
1333	my %todo;	1483	my %todo;
1334		1484
1335	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1336	next unless -r $path;	1486	next unless -r $path;
…		…
1354		1504
1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1357		1507
1358	$ext{source} =	1508	$ext{source} =
1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1360	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1361	. $source	1511	. $source
1362	. "\n};\n1";	1512	. "\n};\n1";
1363		1513
1364	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1365	}	1515	}
1366		1516
		1517	my $pass = 0;
1367	my %done;	1518	my %done;
1368	while (%todo) {	1519	while (%todo) {
1369	my $progress;	1520	my $progress;
1370		1521
		1522	++$pass;
		1523
		1524	ext:
1371	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1372	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1373	goto skip	1527	next ext
1374	unless exists $done{$_};	1528	unless exists $done{$_};
1375	}	1529	}
1376		1530
1377	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1378		1532
1379	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1380	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1381	: "$v->{base}: extension inactive.\n";
1382		1537
1383	if (exists $v->{meta}{mandatory}) {
1384	warn $msg;
1385	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1386	}	1539	if exists $v->{meta}{mandatory};
1387		1540
1388	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;
1389	}	1550	}
1390
1391	$done{$k} = delete $todo{$k};
1392	push @EXTS, $v->{pkg};
1393	$progress = 1;
1394	}	1551	}
1395		1552
1396	skip:	1553	unless ($progress) {
1397	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1398	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1399	}	1563	}
1400	};	1564	};
1401	}	1565	}
1402		1566
1403	#############################################################################	1567	#############################################################################
…		…
1457		1621
1458	sub exists($) {	1622	sub exists($) {
1459	my ($login) = @_;	1623	my ($login) = @_;
1460		1624
1461	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1462	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1463	}	1627	}
1464		1628
1465	sub find($) {	1629	sub find($) {
1466	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1467	my $login = $_[0];	1631	my $login = $_[0];
…		…
1487	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1488	}	1652	}
1489	}	1653	}
1490	}	1654	}
1491		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1492	sub save($) {	1669	sub save($) {
1493	my ($pl) = @_;	1670	my ($pl) = @_;
1494		1671
1495	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1496		1673
…		…
1501		1678
1502	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1503	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1504		1681
1505	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];
1506		1686
1507	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1508	cf::cede_to_tick;	1688	cf::cede_to_tick;
1509	}	1689	}
1510		1690
…		…
1544	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1545		1725
1546	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1548		1728
1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1550	$pl->deactivate;	1730	$pl->deactivate;
		1731
1551	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;
1552	$pl->ob->check_score;
1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1554	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1555		1737
1556	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1557	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1558	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1612	\@logins	1794	\@logins
1613	}	1795	}
1614		1796
1615	=item $player->maps	1797	=item $player->maps
1616		1798
		1799	=item cf::player::maps $login
		1800
1617	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1618	player. May block.	1802	player. May block.
1619		1803
1620	=cut	1804	=cut
1621		1805
…		…
1683	=cut	1867	=cut
1684		1868
1685	sub find_by_path($) {	1869	sub find_by_path($) {
1686	my ($path) = @_;	1870	my ($path) = @_;
1687		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1688	my ($match, $specificity);	1874	my ($match, $specificity);
1689		1875
1690	for my $region (list) {	1876	for my $region (list) {
1691	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1692	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1720	sub generate_random_map {	1906	sub generate_random_map {
1721	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1722		1908
1723	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
1724		1910
1725	# mit "rum" bekleckern, nicht
1726	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1730	$rmp->{exit_on_final_map},
1731	$rmp->{xsize}, $rmp->{ysize},
1732	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1733	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1734	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1735	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1736	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1737	(cf::region::find $rmp->{region}), $rmp->{custom}
1738	)
1739	}	1912	}
1740		1913
1741	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1742		1915
1743	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
…		…
1748		1921
1749	sub register {	1922	sub register {
1750	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1751	my $pkg = caller;	1924	my $pkg = caller;
1752		1925
1753	no strict;
1754	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1755		1927
1756	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1757	}	1929	}
1758		1930
1759	# also paths starting with '/'	1931	# also paths starting with '/'
1760	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1761		1933
1762	sub thawer_merge {	1934	sub thawer_merge {
1763	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1764		1936
1765	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1770	}	1942	}
1771		1943
1772	sub normalise {	1944	sub normalise {
1773	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1774		1946
1775	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1776		1948
1777	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1778		1950
1779	# map plan:	1951	# map plan:
1780	#	1952	#
…		…
1795	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1796	$path = "$base/$path";	1968	$path = "$base/$path";
1797	}	1969	}
1798		1970
1799	for ($path) {	1971	for ($path) {
1800	redo if s{//}{/};
1801	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1802	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1803	}	1974	}
1804		1975
1805	$path	1976	$path
…		…
1819	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1820	return $self;	1991	return $self;
1821	}	1992	}
1822	}	1993	}
1823		1994
1824	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1825	()	1996	()
1826	}	1997	}
1827		1998
		1999	# may re-bless or do other evil things
1828	sub init {	2000	sub init {
1829	my ($self) = @_;	2001	my ($self) = @_;
1830		2002
1831	$self	2003	$self
1832	}	2004	}
…		…
1861	sub uniq_path {	2033	sub uniq_path {
1862	my ($self) = @_;	2034	my ($self) = @_;
1863		2035
1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1865	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1866	}
1867
1868	# and all this just because we cannot iterate over
1869	# all maps in C++...
1870	sub change_all_map_light {
1871	my ($change) = @_;
1872
1873	$_->change_map_light ($change)
1874	for grep $_->outdoor, values %cf::MAP;
1875	}	2038	}
1876		2039
1877	sub decay_objects {	2040	sub decay_objects {
1878	my ($self) = @_;	2041	my ($self) = @_;
1879		2042
…		…
1961		2124
1962	sub find;	2125	sub find;
1963	sub find {	2126	sub find {
1964	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
1965		2128
		2129	cf::cede_to_tick;
		2130
1966	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1967		2132
1968	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1969	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
1970		2135
1971	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1973	my $guard2 = cf::lock_acquire "map_find:$path";
1974
1975	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
1976	or return;	2138	or return;
1977		2139
1978	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
1979		2141
…		…
1991		2153
1992	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1993	}	2155	}
1994	}	2156	}
1995		2157
1996	sub pre_load { }	2158	sub pre_load { }
1997	sub post_load { }	2159	#sub post_load { } # XS
1998		2160
1999	sub load {	2161	sub load {
2000	my ($self) = @_;	2162	my ($self) = @_;
2001		2163
2002	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2014	$self->alloc;	2176	$self->alloc;
2015		2177
2016	$self->pre_load;	2178	$self->pre_load;
2017	cf::cede_to_tick;	2179	cf::cede_to_tick;
2018		2180
		2181	if (exists $self->{load_path}) {
2019	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
2020	$f->skip_block;	2183	$f->skip_block;
2021	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
2022	or return;	2185	or return;
2023		2186
2024	$self->post_load_original	2187	$self->post_load_original
2025	if delete $self->{load_original};	2188	if delete $self->{load_original};
2026		2189
2027	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
2028	utf8::encode $uniq;	2191	utf8::encode $uniq;
2029	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
2030	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
2031	$self->clear_unique_items;	2194	$self->clear_unique_items;
2032	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
2033	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
2034	}	2198	}
2035	}	2199	}
2036	}
2037		2200
2038	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
2039		2203
2040	cf::cede_to_tick;	2204	cf::cede_to_tick;
2041	# now do the right thing for maps	2205	# now do the right thing for maps
2042	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
2043	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
2047	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
2048	$self->decay_objects;	2212	$self->decay_objects;
2049	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
2050	$self->update_buttons;	2214	$self->update_buttons;
2051	cf::cede_to_tick;	2215	cf::cede_to_tick;
2052	$self->set_darkness_map;
2053	cf::cede_to_tick;
2054	$self->activate;	2216	$self->activate;
2055	}	2217	}
2056		2218
2057	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
2058	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
2059		2221
2060	$self->in_memory (cf::MAP_ACTIVE);	2222	$self->in_memory (cf::MAP_ACTIVE);
2061	}	2223	}
2062		2224
2063	$self->post_load;	2225	$self->post_load;
2064	}
2065		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
2066	sub customise_for {	2233	sub customise_for {
2067	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
2068		2235
2069	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
2070	if $self->per_player;	2237	if $self->per_player;
…		…
2086	or next;	2253	or next;
2087	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2088	or next;	2255	or next;
2089	$neigh->load;	2256	$neigh->load;
2090		2257
		2258	# now find the diagonal neighbours
2091	push @neigh,	2259	push @neigh,
2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2094	}	2262	}
2095		2263
…		…
2102	}	2270	}
2103		2271
2104	sub find_sync {	2272	sub find_sync {
2105	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2106		2274
2107	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, $origin
2108	}	2279	}
2109		2280
2110	sub do_load_sync {	2281	sub do_load_sync {
2111	my ($map) = @_;	2282	my ($map) = @_;
2112		2283
2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2114	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2115		2286
2116	cf::sync_job { $map->load };	2287	$map->load;
2117	}	2288	}
2118		2289
2119	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2120	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2121		2292
…		…
2147	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2148		2319
2149	()	2320	()
2150	}	2321	}
2151		2322
		2323	# common code, used by both ->save and ->swapout
2152	sub save {	2324	sub _save {
2153	my ($self) = @_;	2325	my ($self) = @_;
2154
2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
2156		2326
2157	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2158		2328
2159	return unless $self->dirty;	2329	return unless $self->dirty;
2160		2330
…		…
2180	} else {	2350	} else {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2182	}	2352	}
2183	}	2353	}
2184		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2185	sub swap_out {	2363	sub swap_out {
2186	my ($self) = @_;	2364	my ($self) = @_;
2187		2365
2188	# save first because save cedes
2189	$self->save;
2190
2191	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2192		2367
2193	return if $self->players;
2194	return if $self->in_memory != cf::MAP_ACTIVE;	2368	return if $self->in_memory != cf::MAP_ACTIVE;
2195	return if $self->{deny_save};	2369	return if $self->{deny_save};
		2370	return if $self->players;
2196		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2197	$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};
2198		2422
2199	$self->deactivate;	2423	$self->deactivate;
2200	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2201	$self->clear;	2425	$self->clear;
2202	}
2203
2204	sub reset_at {
2205	my ($self) = @_;
2206
2207	# TODO: safety, remove and allow resettable per-player maps
2208	return 1e99 if $self->{deny_reset};
2209
2210	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2211	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2212
2213	$time + $to
2214	}
2215
2216	sub should_reset {
2217	my ($self) = @_;
2218
2219	$self->reset_at <= $cf::RUNTIME
2220	}
2221
2222	sub reset {
2223	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226
2227	return if $self->players;
2228
2229	warn "resetting map ", $self->path;
2230
2231	$self->in_memory (cf::MAP_SWAPPED);
2232
2233	# need to save uniques path
2234	unless ($self->{deny_save}) {
2235	my $uniq = $self->uniq_path; utf8::encode $uniq;
2236
2237	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2238	if $uniq;
2239	}
2240
2241	delete $cf::MAP{$self->path};
2242
2243	$self->deactivate;
2244	$_->clear_links_to ($self) for values %cf::MAP;
2245	$self->clear;
2246		2426
2247	$self->unlink_save;	2427	$self->unlink_save;
2248	$self->destroy;	2428	$self->destroy;
2249	}	2429	}
2250		2430
…		…
2258		2438
2259	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2260		2440
2261	$self->unlink_save;	2441	$self->unlink_save;
2262		2442
2263	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2264	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2265	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2266	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2268		2448
…		…
2325	: normalise $_	2505	: normalise $_
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2507	]
2328	}	2508	}
2329		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
2330	=back	2542	=back
2331		2543
2332	=head3 cf::object	2544	=head3 cf::object
2333		2545
2334	=cut	2546	=cut
…		…
2399		2611
2400	our $SAY_CHANNEL = {	2612	our $SAY_CHANNEL = {
2401	id => "say",	2613	id => "say",
2402	title => "Map",	2614	title => "Map",
2403	reply => "say ",	2615	reply => "say ",
2404	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.",
2405	};	2617	};
2406		2618
2407	our $CHAT_CHANNEL = {	2619	our $CHAT_CHANNEL = {
2408	id => "chat",	2620	id => "chat",
2409	title => "Chat",	2621	title => "Chat",
…		…
2466		2678
2467	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}>).
2468		2680
2469	The player should be reasonably safe there for short amounts of time (e.g.	2681	The player should be reasonably safe there for short amounts of time (e.g.
2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2471	though, as the palyer cannot control the character while it is on the link	2683	though, as the player cannot control the character while it is on the link
2472	map.	2684	map.
2473		2685
2474	Will never block.	2686	Will never block.
2475		2687
2476	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
…		…
2497	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2498	my ($self) = @_;	2710	my ($self) = @_;
2499		2711
2500	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2501		2713
		2714	++$self->{_link_recursion};
		2715
2502	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2503		2717
2504	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2505	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2506		2720
2507	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2508	}	2722	}
2509		2723
2510	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2511	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2512		2726
…		…
2529	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2530	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2531		2745
2532	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2533	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2534	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2535		2749
2536	$map->load;	2750	$map->load;
2537	$map->load_neighbours;	2751	$map->load_neighbours;
2538		2752
2539	return unless $self->contr->active;	2753	return unless $self->contr->active;
2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2541	$self->activate_recursive;
2542		2754
2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2544	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2545	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2546		2762
		2763	}
		2764
2547	=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)]])
2548		2766
2549	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
2550	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2551	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
2552	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
…		…
2559		2777
2560	our $GOTOGEN;	2778	our $GOTOGEN;
2561		2779
2562	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2563	my ($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	}
2564		2788
2565	# 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
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2791
2568	$self->enter_link;	2792	$self->enter_link;
…		…
2592	my $map = eval {	2816	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2594		2818
2595	if ($map) {	2819	if ($map) {
2596	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2822	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2824	}
2601		2825
2602	$map	2826	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2613	}	2837	}
2614		2838
2615	$done->() if $done;	2839	$done->($self) if $done;
2616	})->prio (1);	2840	})->prio (1);
2617	}	2841	}
2618		2842
2619	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2620		2844
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "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. "
2715	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2941
2718	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	2943	$self->leave_link;
2720	}	2944	}
2721	})->prio (1);	2945	})->prio (1);
2722	}	2946	}
2723		2947
…		…
2735	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2737		2961
2738	utf8::encode $text;	2962	utf8::encode $text;
2739	$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);
2740	}	2989	}
2741		2990
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		2992
2744	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
…		…
2748		2997
2749	=cut	2998	=cut
2750		2999
2751	# non-persistent channels (usually the info channel)	3000	# non-persistent channels (usually the info channel)
2752	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	},
2753	"c/identify" => {	3008	"c/identify" => {
2754	id => "infobox",	3009	id => "infobox",
2755	title => "Identify",	3010	title => "Identify",
2756	reply => undef,	3011	reply => undef,
2757	tooltip => "Items recently identified",	3012	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3014	"c/examine" => {
2760	id => "infobox",	3015	id => "infobox",
2761	title => "Examine",	3016	title => "Examine",
2762	reply => undef,	3017	reply => undef,
2763	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",
2764	},	3025	},
2765	"c/book" => {	3026	"c/book" => {
2766	id => "infobox",	3027	id => "infobox",
2767	title => "Book",	3028	title => "Book",
2768	reply => undef,	3029	reply => undef,
…		…
2784	id => "infobox",	3045	id => "infobox",
2785	title => "Body Parts",	3046	title => "Body Parts",
2786	reply => undef,	3047	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3048	tooltip => "Shows which body parts you posess and are available",
2788	},	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	},
2789	"c/uptime" => {	3086	"c/uptime" => {
2790	id => "infobox",	3087	id => "infobox",
2791	title => "Uptime",	3088	title => "Uptime",
2792	reply => undef,	3089	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3090	tooltip => "How long the server has been running since last restart",
…		…
2802	id => "party",	3099	id => "party",
2803	title => "Party",	3100	title => "Party",
2804	reply => "gsay ",	3101	reply => "gsay ",
2805	tooltip => "Messages and chat related to your party",	3102	tooltip => "Messages and chat related to your party",
2806	},	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" => $CHAT_CHANNEL,
2807	);	3112	);
2808		3113
2809	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2810	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2811		3116
…		…
2816		3121
2817	# check predefined channels, for the benefit of C	3122	# check predefined channels, for the benefit of C
2818	if ($CHANNEL{$channel}) {	3123	if ($CHANNEL{$channel}) {
2819	$channel = $CHANNEL{$channel};	3124	$channel = $CHANNEL{$channel};
2820		3125
2821	$self->ext_msg (channel_info => $channel)	3126	$self->ext_msg (channel_info => $channel);
2822	if $self->can_msg;
2823
2824	$channel = $channel->{id};	3127	$channel = $channel->{id};
2825		3128
2826	} elsif (ref $channel) {	3129	} elsif (ref $channel) {
2827	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2828	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2829	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2830	$self->ext_msg (channel_info => $channel)	3133	$self->ext_msg (channel_info => $channel);
2831	if $self->can_msg;
2832	}	3134	}
2833		3135
2834	$channel = $channel->{id};	3136	$channel = $channel->{id};
2835	}	3137	}
2836		3138
2837	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2838		3140
2839	if ($self->can_msg) {
2840	# default colour, mask it out	3141	# default colour, mask it out
2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2842	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2843		3144
2844	my $pkt = "msg "	3145	my $pkt = "msg "
2845	. $self->{json_coder}->encode (	3146	. $self->{json_coder}->encode (
2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2847	);	3148	);
2848		3149
2849	# try lzf for large packets
2850	$pkt = "lzf " . Compress::LZF::compress $pkt
2851	if 1024 <= length $pkt and $self->{can_lzf};
2852
2853	# split very large packets
2854	if (8192 < length $pkt and $self->{can_lzf}) {
2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	$pkt = "frag";
2857	}
2858
2859	$self->send_packet ($pkt);	3150	$self->send_big_packet ($pkt);
2860	} else {
2861	if ($color >= 0) {
2862	# replace some tags by gcfclient-compatible ones
2863	for ($msg) {
2864	1 while
2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2870	}
2871
2872	$color &= cf::NDI_COLOR_MASK;
2873
2874	utf8::encode $msg;
2875
2876	if (0 && $msg =~ /\[/) {
2877	# COMMAND/INFO
2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2879	} else {
2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2881	$self->send_packet ("drawinfo $color $msg")
2882	}
2883	}
2884	}
2885	}	3151	}
2886		3152
2887	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2888		3154
2889	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2892		3158
2893	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2894	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2895		3161
2896	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2898	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2899	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2901	}	3167	}
2902	}	3168	}
2903		3169
2904	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2905		3171
…		…
2909		3175
2910	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2911	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2912		3178
2913	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2915	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2916	#TODO: version 1, remove	3182	#TODO: version 1, remove
2917	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2919	}	3185	}
2920	}	3186	}
2921		3187
2922	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2923		3189
…		…
2994		3260
2995	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
2996	if $reply;	3262	if $reply;
2997		3263
2998	} else {	3264	} else {
2999	warn "client " . ($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";
3000	}	3266	}
3001		3267
3002	cf::override;	3268	cf::override;
3003	},	3269	},
3004	);	3270	);
…		…
3024		3290
3025	$coro	3291	$coro
3026	}	3292	}
3027		3293
3028	cf::client->attach (	3294	cf::client->attach (
3029	on_destroy => sub {	3295	on_client_destroy => sub {
3030	my ($ns) = @_;	3296	my ($ns) = @_;
3031		3297
3032	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3033	},	3299	},
3034	);	3300	);
…		…
3050	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
3051		3317
3052	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
3053		3319
3054	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
3055	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
3056	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
3057	sort time	3323	sort time
3058	));	3324	));
3059		3325
3060	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
3064	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
3065		3331
3066	cf::object	3332	cf::object
3067	contr pay_amount pay_player map x y force_find force_add destroy	3333	contr pay_amount pay_player map x y force_find force_add destroy
3068	insert remove name archname title slaying race decrease split	3334	insert remove name archname title slaying race decrease split
		3335	value
3069		3336
3070	cf::object::player	3337	cf::object::player
3071	player	3338	player
3072		3339
3073	cf::player	3340	cf::player
…		…
3079	=cut	3346	=cut
3080		3347
3081	for (	3348	for (
3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3083	insert remove inv nrof name archname title slaying race	3350	insert remove inv nrof name archname title slaying race
3084	decrease split destroy change_exp)],	3351	decrease split destroy change_exp value msg lore send_msg)],
3085	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
3086	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
3087	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
3088	) {	3355	) {
3089	no strict 'refs';
3090	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
3091	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3092	for @funs;	3358	for @funs;
3093	}	3359	}
3094		3360
…		…
3109		3375
3110	my $qcode = $code;	3376	my $qcode = $code;
3111	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3112	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
3113		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
3114	local $_;	3383	local $_;
3115	local @safe::cf::_safe_eval_args = values %vars;
3116		3384
3117	my $eval =	3385	my $eval =
3118	"do {\n"	3386	"do {\n"
3119	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3120	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
3121	. $code	3389	. $code
3122	. "\n}"	3390	. "\n}"
3123	;	3391	;
3124		3392
		3393	if ($CFG{safe_eval}) {
3125	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
3126	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3127	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
3128		3402
3129	if ($@) {	3403	if ($@) {
3130	warn "$@";	3404	warn "$@",
3131	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
3132	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
3133	}	3407	}
3134		3408
3135	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
3136	}	3410	}
3137		3411
…		…
3151	=cut	3425	=cut
3152		3426
3153	sub register_script_function {	3427	sub register_script_function {
3154	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
3155		3429
3156	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
3157	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
3158	}	3432	}
3159		3433
3160	=back	3434	=back
3161		3435
3162	=cut	3436	=cut
…		…
3171	# for this (global event?)	3445	# for this (global event?)
3172	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3173		3447
3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3175		3449
3176	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3177		3451
3178	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3179	0 < aio_load $path, $facedata
3180	or die "$path: $!";
3181
3182	$facedata = Coro::Storable::thaw $facedata;
3183		3453
3184	$facedata->{version} == 2	3454	$facedata->{version} == 2
3185	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3186		3456
3187	# 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]);
3188	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3189	type => FT_RSRC,	3460	type => FT_RSRC,
3190	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),
3191	};	3463	};
3192	cf::cede_to_tick;	3464	cf::cede_to_tick;
3193		3465
3194	{	3466	{
3195	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
…		…
3197	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3199		3471
3200	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3201	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3203	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} , $info->{glyph} ;
3204		3477
3205	cf::cede_to_tick;	3478	cf::cede_to_tick;
3206	}	3479	}
3207		3480
3208	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
…		…
3213		3486
3214	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3215	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3217	} else {	3490	} else {
3218	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3219	}	3492	}
3220		3493
3221	cf::cede_to_tick;	3494	cf::cede_to_tick;
3222	}	3495	}
3223	}	3496	}
…		…
3232		3505
3233	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3234	}	3507	}
3235		3508
3236	{	3509	{
3237	# TODO: for gcfclient pleasure, we should give resources
3238	# that gcfclient doesn't grok a >10000 face index.
3239	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3240		3511
3241	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
3242	if (defined $info->{type}) {	3513	if (defined $info->{type}) {
3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3244	my $data;
3245		3515
3246	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3247	# prepend meta info
3248
3249	my $meta = $enc->encode ({
3250	name => $name,
3251	%{ $info->{meta} || {} },
3252	});
3253
3254	$data = pack "(w/a*)*", $meta, $info->{data};
3255	} else {
3256	$data = $info->{data};
3257	}
3258
3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3260	cf::face::set_type $idx, $info->{type};	3517	cf::face::set_type $idx, $info->{type};
3261	} else {	3518	} else {
3262	$RESOURCE{$name} = $info;	3519	$RESOURCE{$name} = $info; # unused
3263	}	3520	}
3264		3521
3265	cf::cede_to_tick;	3522	cf::cede_to_tick;
3266	}	3523	}
3267	}	3524	}
3268		3525
3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3270		3527
3271	1	3528	1
3272	}	3529	}
3273
3274	cf::global->attach (on_resource_update => sub {
3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3277
3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3279	my $sound = $soundconf->{compat}[$_]
3280	or next;
3281
3282	my $face = cf::face::find "sound/$sound->[1]";
3283	cf::sound::set $sound->[0] => $face;
3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3285	}
3286
3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
3288	my $face = cf::face::find "sound/$v";
3289	cf::sound::set $k => $face;
3290	}
3291	}
3292	});
3293		3530
3294	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
3295	my ($ns, $want) = @_;	3532	my ($ns, $want) = @_;
3296		3533
3297	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
…		…
3336	sub reload_treasures {	3573	sub reload_treasures {
3337	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3338	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3339	}	3576	}
3340		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
3341	sub reload_resources {	3598	sub reload_resources {
3342	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3343		3600
		3601	reload_exp_table;
		3602	reload_materials;
3344	reload_facedata;	3603	reload_facedata;
		3604	reload_sound;
3345	reload_archetypes;	3605	reload_archetypes;
3346	reload_regions;	3606	reload_regions;
3347	reload_treasures;	3607	reload_treasures;
3348		3608
3349	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	my $guard = freeze_mainloop;
3354
3355	evthread_start IO::AIO::poll_fileno;
3356
3357	reload_resources;
3358	}	3610	}
3359		3611
3360	sub reload_config {	3612	sub reload_config {
3361	open my $fh, "<:utf8", "$CONFDIR/config"	3613	trace "reloading config file...\n";
3362	or return;
3363		3614
3364	local $/;	3615	my $config = load_file "$CONFDIR/config";
3365	*CFG = YAML::Load <$fh>;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3366		3618
3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3368		3620
3369	$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};
3370	$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};
3371		3623
3372	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3395		3647
3396	seek $fh, 0, 0;	3648	seek $fh, 0, 0;
3397	print $fh $$;	3649	print $fh $$;
3398	}	3650	}
3399		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
3400	sub main {	3661	sub main {
3401	atomic;	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
3402		3670
3403	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3405	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#
3406	(async {	3674	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3676	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3410	};	3678	};
3411		3679
3412	{	3680	evthread_start IO::AIO::poll_fileno;
3413	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;
3414	reload_config;	3692	reload_config;
3415	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
3416	load_extensions;	3703	load_extensions;
3417		3704
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3419	}
3420
3421	utime time, time, $RUNTIMEFILE;	3705	utime time, time, $RUNTIMEFILE;
3422		3706
3423	# no (long-running) fork's whatsoever before this point(!)	3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3425		3710
3426	EV::loop;	3711	cf::_post_init 0;
		3712	};
		3713
		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;
3427	}	3723	}
3428		3724
3429	#############################################################################	3725	#############################################################################
3430	# initialisation and cleanup	3726	# initialisation and cleanup
3431		3727
3432	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3433	BEGIN {	3729	BEGIN {
3434	our %SIGWATCHER = ();	3730	our %SIGWATCHER = ();
3435	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3437	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3438	};	3734	};
3439	}	3735	}
3440	}	3736	}
3441		3737
3442	sub write_runtime_sync {	3738	sub write_runtime_sync {
		3739	my $t0 = AE::time;
		3740
3443	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3444	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3445		3743
3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3447		3745
3448	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3449		3747
3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3451	or return;	3749	or return;
3452		3750
3453	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3454	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3455	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3468	or return;	3766	or return;
3469		3767
3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3471	and return;	3769	and return;
3472		3770
3473	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3474		3772
3475	1	3773	1
3476	}	3774	}
3477		3775
3478	our $uuid_lock;	3776	our $uuid_lock;
…		…
3487	my $uuid = "$LOCALDIR/uuid";	3785	my $uuid = "$LOCALDIR/uuid";
3488		3786
3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3490	or return;	3788	or return;
3491		3789
3492	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;
3493	$uuid_skip = 0;	3798	$uuid_skip = 0;
3494		3799
3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3496	and return;	3801	and return;
3497		3802
…		…
3503	or return;	3808	or return;
3504		3809
3505	aio_rename "$uuid~", $uuid	3810	aio_rename "$uuid~", $uuid
3506	and return;	3811	and return;
3507		3812
3508	warn "uuid file written ($value).\n";	3813	trace "uuid file written ($value).\n";
3509		3814
3510	1	3815	1
3511		3816
3512	}	3817	}
3513		3818
…		…
3519	}	3824	}
3520		3825
3521	sub emergency_save() {	3826	sub emergency_save() {
3522	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3523		3828
3524	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;
3525		3835
3526	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3527	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3528	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3529	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3530	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3531	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3532	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3533	$pl->valid or next;	3845	$pl->valid or next;
3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3535	$pl->save;	3847	$pl->save;
3536	}	3848	}
3537	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3538		3850
3539	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";
3540	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3541	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3542	$map->valid or next;	3856	$map->valid or next;
3543	$map->save;	3857	$map->save;
3544	}	3858	}
3545	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3546		3860
3547	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";
3548	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3549	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
3550		3866
3551	warn "begin write uuid\n";	3867	info "emergency_perl_save: begin write uuid\n";
3552	write_uuid_sync 1;	3868	write_uuid_sync 1;
3553	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 $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3554	};	3889	};
3555		3890
3556	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3557	}	3892	}
3558		3893
3559	sub post_cleanup {	3894	sub post_cleanup {
3560	my ($make_core) = @_;	3895	my ($make_core) = @_;
3561		3896
		3897	IO::AIO::flush;
		3898
3562	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3563	if $make_core;	3900	if $make_core;
3564		3901
3565	my $fh = pidfile;	3902	my $fh = pidfile;
3566	unlink $PIDFILE if <$fh> == $$;	3903	unlink $PIDFILE if <$fh> == $$;
3567	}	3904	}
…		…
3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3588	for my $name (keys %$leaf_symtab) {	3925	for my $name (keys %$leaf_symtab) {
3589	_gv_clear *{"$pkg$name"};	3926	_gv_clear *{"$pkg$name"};
3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3591	}	3928	}
3592	warn "cleared package #$pkg\n";#d#
3593	}	3929	}
3594
3595	our $RELOAD; # how many times to reload
3596		3930
3597	sub do_reload_perl() {	3931	sub do_reload_perl() {
3598	# can/must only be called in main	3932	# can/must only be called in main
3599	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3600	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3601	return;	3935	return;
3602	}	3936	}
3603		3937
3604	return if $RELOAD++;	3938	return if $RELOAD++;
3605		3939
		3940	my $t1 = AE::time;
		3941
3606	while ($RELOAD) {	3942	while ($RELOAD) {
3607	warn "reloading...";	3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
3608		3945
3609	warn "entering sync_job";	3946	trace "perl_reload: entering sync_job";
3610		3947
3611	cf::sync_job {	3948	cf::sync_job {
3612	cf::write_runtime_sync; # external watchdog should not bark
3613	cf::emergency_save;	3949	#cf::emergency_save;
3614	cf::write_runtime_sync; # external watchdog should not bark
3615		3950
3616	warn "syncing database to disk";
3617	BDB::db_env_txn_checkpoint $DB_ENV;
3618
3619	# if anything goes wrong in here, we should simply crash as we already saved
3620
3621	warn "flushing outstanding aio requests";
3622	while (IO::AIO::nreqs || BDB::nreqs) {
3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3624	}
3625
3626	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3627	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3628	%EXT_CORO = ();	3953	%EXT_CORO = ();
3629		3954
3630	warn "removing commands";	3955	trace "perl_reload: removing commands";
3631	%COMMAND = ();	3956	%COMMAND = ();
3632		3957
3633	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3634	%EXTCMD = ();	3959	%EXTCMD = ();
3635	%EXTICMD = ();	3960	%EXTICMD = ();
3636		3961
3637	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3638	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3639	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3640		3965
3641	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3642	eval {	3967	eval {
3643	$cb->($pkg);	3968	$cb->($pkg);
3644	1	3969	1
3645	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
3646	}	3971	}
3647		3972
3648	warn "... clearing $pkg";	3973	trace "... clearing $pkg";
3649	clear_package $pkg;	3974	clear_package $pkg;
3650	}	3975	}
3651		3976
3652	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3653	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3655		3980
3656	warn "... unloading $k";	3981	trace "... unloading $k";
3657	delete $INC{$k};	3982	delete $INC{$k};
3658		3983
3659	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3660	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3661		3986
…		…
3664	}	3989	}
3665		3990
3666	clear_package $k;	3991	clear_package $k;
3667	}	3992	}
3668		3993
3669	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3670	clear_package "safe::$_"	3995	clear_package "safe::$_"
3671	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);
3672		3997
3673	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3674	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3675	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3676		4001
3677	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3678	# and global variables created in xs	4003	# and global variables created in xs
3679	#clear_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3680		4005
3681	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3682		4007
3683	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3684	require cf;	4009	require cf;
3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3686		4011
3687	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3688	cf::reload_config;	4013	cf::reload_config;
3689		4014
3690	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3691	cf::load_extensions;	4016	cf::load_extensions;
3692		4017
		4018	if ($REATTACH_ON_RELOAD) {
3693	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3694	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3695	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3696	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3697	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3698	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3699		4026
3700	warn "leaving sync_job";	4027	cf::_post_init 1;
		4028
		4029	trace "perl_reload: leaving sync_job";
3701		4030
3702	1	4031	1
3703	} or do {	4032	} or do {
3704	warn $@;	4033	error $@;
3705	cf::cleanup "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3706	};	4035	};
3707		4036
3708	warn "reloaded";
3709	--$RELOAD;	4037	--$RELOAD;
3710	}	4038	}
		4039
		4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3711	};	4042	};
3712		4043
3713	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3714		4045
3715	sub reload_perl() {	4046	sub reload_perl() {
3716	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3717	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3718		4049
		4050	$RELOAD_WATCHER ||= cf::async {
		4051	Coro::AIO::aio_wait cache_extensions;
		4052
3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3720	do_reload_perl;	4054	do_reload_perl;
3721	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
		4056	};
3722	};	4057	};
3723	}	4058	}
3724		4059
3725	register_command "reload" => sub {	4060	register_command "reload" => sub {
3726	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
…		…
3732	reload_perl;	4067	reload_perl;
3733	};	4068	};
3734	}	4069	}
3735	};	4070	};
3736		4071
3737	unshift @INC, $LIBDIR;	4072	#############################################################################
3738		4073
3739	my $bug_warning = 0;	4074	my $bug_warning = 0;
3740		4075
3741	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3742	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3743		4078
3744	sub wait_for_tick {	4079	sub wait_for_tick() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4081
3747	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3749	$signal->wait;	4084	$signal->wait;
3750	}	4085	}
3751		4086
3752	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3753	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3754		4089
3755	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3756	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3757	$signal->wait;	4092	$signal->wait;
3758	}	4093	}
…		…
3764	return;	4099	return;
3765	}	4100	}
3766		4101
3767	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3768		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4105
3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3770	$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.;
3771	Coro::async_pool {	4108	Coro::async_pool {
3772	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3773	write_runtime_sync	4110	write_runtime_sync
3774	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3775	};	4112	};
3776	}	4113	}
3777		4114
3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3779	$sig->send;	4116	$sig->send;
…		…
3787		4124
3788	if (0) {	4125	if (0) {
3789	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3790	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3792	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3793	}	4130	}
3794	}	4131	}
3795	}	4132	}
3796		4133
3797	{	4134	{
3798	# configure BDB	4135	# configure BDB
3799		4136
3800	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3801	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3802	$AnyEvent::BDB::WATCHER->priority (1);	4139	$AnyEvent::BDB::WATCHER->priority (1);
3803		4140
3804	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3805	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
…		…
3842	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3843	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3844	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3845	}	4182	}
3846		4183
3847	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3848		4186
3849	sub _log_backtrace {	4187	sub _log_backtrace {
3850	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3851		4189
3852	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3853		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3854	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3855	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3856	++$_log_backtrace;	4198	++$_log_backtrace;
3857	my $perl_bt = Carp::longmess $msg;	4199	my $perl_bt = Carp::longmess $msg;
3858	async {	4200	async {
3859	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3860		4202
…		…
3880	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3881	--$_log_backtrace;	4223	--$_log_backtrace;
3882	};	4224	};
3883	} else {	4225	} else {
3884	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3885	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3886	}	4228	}
3887	}	4229	}
3888		4230
3889	# load additional modules	4231	# load additional modules
3890	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3891		4234
3892	END { cf::emergency_save }	4235	END { cf::emergency_save }
3893		4236
3894	1	4237	1
3895		4238

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