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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.570 by root, Wed May 4 07:41:14 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	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
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
90		138
91	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
94		142
95	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		145
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		155
102	binmode STDOUT;	156	binmode STDOUT;
103	binmode STDERR;	157	binmode STDERR;
104		158
105	# read virtual server time, if available	159	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
110	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
111		167
112	mkdir $_	168	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		170
115	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
116		172
117	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::"} };
118		189
119	#############################################################################	190	#############################################################################
120		191
121	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
122		193
…		…
158		229
159	The raw value load value from the last tick.	230	The raw value load value from the last tick.
160		231
161	=item %cf::CFG	232	=item %cf::CFG
162		233
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	235	from wherever your confdir points to.
165		236
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		238
168	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
169	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
170	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.
171		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
172	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
173		249
174	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
175	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
176	that call.	252	that call.
177		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
178	=back	260	=back
179		261
180	=cut	262	=cut
181		263
182	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	271	my $msg = join "", @_;
185		272
186	$msg .= "\n"	273	$msg .= "\n"
187	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
188		275
189	$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;
190		277
191	utf8::encode $msg;
192	LOG llevError, $msg;	278	LOG llevWarn, $msg;
193	};	279	};
194	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
195		294
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	305	for my $pkg (qw(
207	cf::global cf::attachable	306	cf::global cf::attachable
208	cf::object cf::object::player	307	cf::object cf::object::player
209	cf::client cf::player	308	cf::client cf::player
210	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
211	cf::map cf::party cf::region	311	cf::party cf::region
212	)) {	312	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	314	}
216		315
217	$Event::DIED = sub {	316	$EV::DIED = sub {
218	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
219	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
220		324
221	#############################################################################	325	#############################################################################
222		326
223	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
224		328
…		…
245	$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;
246	$d	350	$d
247	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
248	}	352	}
249		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
250	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
251		369
252	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
253		371
254	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
255		373
256	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
257		375
258	=cut	376	=cut
259		377
260	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
261		379
262	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
264		444
265	=item cf::lock_wait $string	445	=item cf::lock_wait $string
266		446
267	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
268		448
269	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
270		450
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
274	returned.	454	returned.
275		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
276	Lock names should begin with a unique identifier (for example, cf::map::find	459	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
278		461
279	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
280		463
281	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.
282		465
283	=cut	466	=cut
284		467
285	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
286		469
287	sub lock_wait($) {	470	sub lock_wait($) {
288	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	472	}
296		473
297	sub lock_acquire($) {	474	sub lock_acquire($) {
298	my ($key) = @_;	475	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	476	}
310		477
311	sub lock_active($) {	478	sub lock_active($) {
312	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	480	}
316		481
317	sub freeze_mainloop {	482	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
319		484
320	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	486	}
326		487
		488	=item cf::periodic $interval, $cb
		489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
		501	}
		502
327	=item cf::get_slot $time[, $priority]	503	=item cf::get_slot $time[, $priority[, $name]]
328		504
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
		512
		513	The optional C<$name> can be used to identify the job to run. It might be
		514	used for statistical purposes and should identify the same time-class.
332		515
333	Useful for short background jobs.	516	Useful for short background jobs.
334		517
335	=cut	518	=cut
336		519
337	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
339		523
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
342	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
343		530
344	while () {	531	while () {
345	next_job:	532	next_job:
		533
346	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	535
348	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	540	$job->[2]->send;
352	Coro::cede;	541	Coro::cede;
353	goto next_job;	542	goto next_job;
354	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	545	}
356	}	546	}
357		547
358	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	551	$signal->wait;
362	} else {	552	} else {
		553	$busy = 0;
363	Coro::schedule;	554	Coro::schedule;
364	}	555	}
365	}	556	}
366	};	557	};
367		558
368	sub get_slot($;$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
369	my ($time, $pri) = @_;	562	my ($time, $pri, $name) = @_;
370		563
		564	$time = clamp $time, 0.01, $TICK * .6;
		565
		566	my $sig = new Coro::Signal;
		567
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
374	$sig->wait;	571	$sig->wait;
375	}	572	}
376		573
…		…
384		581
385	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
386		583
387	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
388		585
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	589	acceptable.
393		590
394	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
399	=cut	596	=cut
400		597
401	sub sync_job(&) {	598	sub sync_job(&) {
402	my ($job) = @_;	599	my ($job) = @_;
403		600
404	if ($Coro::current == $Coro::main) {	601	if (in_main) {
405	my $time = Event::time;	602	my $time = AE::time;
406		603
407	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
409		606
410	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	608
412	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
413		610
414	my $busy = 1;	611	my $busy = 1;
415	my @res;	612	my @res;
416		613
417	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	616	@res = eval { $job->() };
419	warn $@ if $@;	617	error $@ if $@;
420	undef $busy;	618	undef $busy;
421	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
422		620
423	while ($busy) {	621	while ($busy) {
424	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
425	}	626	}
		627	}
426		628
427	$time = Event::time - $time;	629	my $time = AE::time - $time;
428		630
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
433		632
434	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
435	} else {	634	} else {
436	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
437		636
…		…
457	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
458		657
459	$coro	658	$coro
460	}	659	}
461		660
462	=item fork_call { }, $args	661	=item fork_call { }, @args
463		662
464	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
465	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
468		667
469	=cut	668	=cut
470		669
471	sub _store_scalar {	670	sub post_fork {
472	open my $fh, ">", \my $buf	671	reset_signals;
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}	672	}
479		673
480	sub fork_call(&@) {	674	sub fork_call(&@) {
481	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
482		676
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	677	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		680
488	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
489	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
490		685
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
492	warn "pst<$res>" unless $res =~ /^pst/;	687	}
493	$res = Coro::Storable::thaw $res;
494		688
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;
502	local $SIG{__WARN__};
503	local $SIG{__DIE__};
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509
510	eval {
511	close $fh1;
512
513	my @res = eval { $cb->(@args) };
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
522	}	725	}
523		726
524	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
525		728
526	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
529		732
530	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
533	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
534		762
535	our $DB;	763	our $DB;
536		764
537	sub db_init {	765	sub db_init {
538	unless ($DB) {	766	$DB ||= db_table "db";
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {
542	eval {
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}
552	}	767	}
553		768
554	sub db_get($$) {	769	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
556		771
557	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
558	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
559		776
560	$! ? ()	777	$! ? ()
561	: $data	778	: $data
562	}
563	}	779	}
564		780
565	sub db_put($$$) {	781	sub db_put($$$) {
566	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		811
596	my @data;	812	my @data;
597	my $md5;	813	my $md5;
598		814
599	for (0 .. $#$src) {	815	for (0 .. $#$src) {
600	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
601	or Carp::croak "$src->[$_]: $!";
602	}	817	}
603		818
604	# if processing is expensive, check	819	# if processing is expensive, check
605	# checksum first	820	# checksum first
606	if (1) {	821	if (1) {
607	$md5 =	822	$md5 =
608	join "\x00",	823	join "\x00",
609	$processversion,	824	$processversion,
610	map {	825	map {
611	Coro::cede;	826	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	828	} 0.. $#$src;
614		829
615		830
616	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		838
624	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
625	my $data = $process->(\@data);	840	my $data = $process->(\@data);
626	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
627		842
628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
629		844
630	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
631	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
632	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
633		848
…		…
643		858
644	=cut	859	=cut
645		860
646	sub datalog($@) {	861	sub datalog($@) {
647	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
648	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
649	}	864	}
650		865
651	=back	866	=back
652		867
653	=cut	868	=cut
654		869
655	#############################################################################	870	#############################################################################
656		871
657	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
658		873
659	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
662		877
663	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	880	Deliantra).
666		881
667	=over 4	882	=over 4
668		883
669	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
670		885
…		…
714	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
715		930
716	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
718		933
719	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
721		936
722	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
723		938
724	=over 4	939	=over 4
…		…
848		1063
849	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
850	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
851		1066
852	} elsif (ref $type) {	1067	} elsif (ref $type) {
853	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
854		1069
855	} else {	1070	} else {
856	shift @arg;	1071	shift @arg;
857	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
858	}	1073	}
859	}	1074	}
860	}	1075	}
861		1076
862	sub _object_attach {	1077	sub _object_attach {
…		…
872	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
873	}	1088	}
874		1089
875	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
876	} else {	1091	} else {
877	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
878	}	1093	}
879		1094
880	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
881	}	1096	}
882		1097
…		…
941		1156
942	for (@$callbacks) {	1157	for (@$callbacks) {
943	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
944		1159
945	if ($@) {	1160	if ($@) {
946	warn "$@";
947	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
948	override;	1162	override;
949	}	1163	}
950		1164
951	return 1 if $override;	1165	return 1 if $override;
952	}	1166	}
953		1167
954	0	1168	0
955	}	1169	}
956		1170
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1172
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1174
961	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
962		1176
…		…
968		1182
969	=cut	1183	=cut
970		1184
971	#############################################################################	1185	#############################################################################
972	# object support	1186	# object support
973	#
974		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
975	sub _can_merge {	1221	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
977		1223
978	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1225
982	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
983	}	1228	}
984		1229
985	sub reattach {	1230	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1232	my ($obj) = @_;
988		1233
		1234	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1236
991	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
992		1238
993	@$registry = ();	1239	@$registry = ();
994		1240
…		…
999	for (@$attach) {	1245	for (@$attach) {
1000	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1001	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1002	}	1248	}
1003	} else {	1249	} else {
1004	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1005	}	1251	}
1006	}	1252	}
1007	}	1253	}
1008		1254
1009	cf::attachable->attach (	1255	cf::attachable->attach (
1010	prio => -1000000,	1256	prio => -1000000,
1011	on_instantiate => sub {	1257	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1013		1259
1014	$data = from_json $data;	1260	$data = decode_json $data;
1015		1261
1016	for (@$data) {	1262	for (@$data) {
1017	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1018		1264
1019	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1281	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1037		1283
1038	sync_job {	1284	sync_job {
1039	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1042		1290
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	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	}
1047	close $fh;	1298	aio_close $fh;
1048		1299
1049	if (@$objs) {	1300	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1054	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	}
1055	close $fh;	1309	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1311	}
1058	} else {	1312	} else {
1059	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1060	}	1314	}
1061		1315
1062	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1320	} else {
1064	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1065	}	1322	}
1066	} else {	1323	} else {
1067	aio_unlink $filename;	1324	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1069	}	1326	}
1070	}	1327	};
1071	}	1328	}
1072		1329
1073	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1075		1332
…		…
1087	or return;	1344	or return;
1088		1345
1089	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1348	or return;
		1349
1092	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1093	}	1352	}
1094		1353
		1354	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1097	return ($data, $av);	1359	($data, $av)
1098	}	1360	}
1099		1361
1100	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1101		1363
1102	=over 4	1364	=over 4
…		…
1156	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1157		1419
1158	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1159	}	1421	}
1160		1422
		1423	use File::Glob ();
		1424
1161	cf::player->attach (	1425	cf::player->attach (
1162	on_command => sub {	1426	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1164		1428
1165	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1166	or return;	1430	or return;
1167		1431
…		…
1175	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1176		1440
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1442
1179	if (ref $msg) {	1443	if (ref $msg) {
		1444	my ($type, $reply, @payload) =
		1445	"ARRAY" eq ref $msg
		1446	? @$msg
		1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1448
		1449	my @reply;
		1450
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1185	} else {	1458	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1460	}
1188		1461
1189	cf::override;	1462	cf::override;
1190	},	1463	},
1191	);	1464	);
1192		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
1193	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1194	cf::sync_job {	1482	cf::sync_job {
1195	my %todo;	1483	my %todo;
1196		1484
1197	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1198	next unless -r $path;	1486	next unless -r $path;
…		…
1216		1504
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1507
1220	$ext{source} =	1508	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1222	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1223	. $source	1511	. $source
1224	. "\n};\n1";	1512	. "\n};\n1";
1225		1513
1226	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1227	}	1515	}
1228		1516
		1517	my $pass = 0;
1229	my %done;	1518	my %done;
1230	while (%todo) {	1519	while (%todo) {
1231	my $progress;	1520	my $progress;
1232		1521
		1522	++$pass;
		1523
		1524	ext:
1233	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1527	next ext
1236	unless exists $done{$_};	1528	unless exists $done{$_};
1237	}	1529	}
1238		1530
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1532
1241	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1246	warn $msg;	1540
1247	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1542	delete $todo{$k};
1249	}	1543	} else {
1250		1544	$done{$k} = delete $todo{$k};
1251	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1252	}	1550	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1551	}
1258		1552
1259	skip:	1553	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	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	}
1262	}	1563	}
1263	};	1564	};
1264	}	1565	}
1265		1566
1266	#############################################################################	1567	#############################################################################
1267		1568
1268	=back	1569	=back
1269		1570
1270	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1271		1572
1272	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1273		1574
1274	=cut	1575	=cut
1275		1576
1276	package cf::player;	1577	package cf::player;
1277		1578
1278	use Coro::AIO;	1579	use Coro::AIO;
1279		1580
1280	=head3 cf::player	1581	=head3 cf::player
1281		1582
1282	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1283		1598
1284	=item cf::player::find $login	1599	=item cf::player::find $login
1285		1600
1286	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1287		1602
…		…
1306		1621
1307	sub exists($) {	1622	sub exists($) {
1308	my ($login) = @_;	1623	my ($login) = @_;
1309		1624
1310	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1312	}	1627	}
1313		1628
1314	sub find($) {	1629	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1631	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1642
1328	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1331	}	1652	}
1332	}	1653	}
1333	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1334		1668
1335	sub save($) {	1669	sub save($) {
1336	my ($pl) = @_;	1670	my ($pl) = @_;
1337		1671
1338	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1344		1678
1345	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1347		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1686
1348	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1349	Coro::cede;	1688	cf::cede_to_tick;
1350	}	1689	}
1351		1690
1352	sub new($) {	1691	sub new($) {
1353	my ($login) = @_;	1692	my ($login) = @_;
1354		1693
…		…
1360	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1361		1700
1362	$self	1701	$self
1363	}	1702	}
1364		1703
		1704	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1705
		1706	=cut
		1707
		1708	sub send_msg {
		1709	my $ns = shift->ns
		1710	or return;
		1711	$ns->send_msg (@_);
		1712	}
		1713
1365	=item $pl->quit_character	1714	=item $pl->quit_character
1366		1715
1367	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1369		1718
…		…
1373	my ($pl) = @_;	1722	my ($pl) = @_;
1374		1723
1375	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1376		1725
1377	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1728
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1381	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1383	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1384		1737
1385	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1387	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1422	or return [];	1775	or return [];
1423		1776
1424	my @logins;	1777	my @logins;
1425		1778
1426	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1430		1789
1431	utf8::decode $login;	1790	utf8::decode $login;
1432	push @logins, $login;	1791	push @logins, $login;
1433	}	1792	}
1434		1793
1435	\@logins	1794	\@logins
1436	}	1795	}
1437		1796
1438	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1439		1800
1440	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1441	player. May block.	1802	player. May block.
1442		1803
1443	=cut	1804	=cut
…		…
1461	}	1822	}
1462		1823
1463	\@paths	1824	\@paths
1464	}	1825	}
1465		1826
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1828
1468	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1469		1830
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1517		1832
1518	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1519		1834
1520	=cut	1835	=cut
1521		1836
1522	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1524		1839
1525	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1841	}
1528		1842
1529	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1530		1844
1531	Sends an ext event to the client.	1845	Sends an ext event to the client.
1532		1846
1533	=cut	1847	=cut
1534		1848
1535	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1537		1851
1538	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1539	}	1853	}
1540		1854
1541	=head3 cf::region	1855	=head3 cf::region
1542		1856
1543	=over 4	1857	=over 4
…		…
1552		1866
1553	=cut	1867	=cut
1554		1868
1555	sub find_by_path($) {	1869	sub find_by_path($) {
1556	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1557		1873
1558	my ($match, $specificity);	1874	my ($match, $specificity);
1559		1875
1560	for my $region (list) {	1876	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1589		1905
1590	sub generate_random_map {	1906	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1592	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1593	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1601	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1602	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1603	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1604	(cf::region::find $rmp->{region}), $rmp->{custom}
1605	)
1606	}	1912	}
1607		1913
1608	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1609		1915
1610	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
…		…
1615		1921
1616	sub register {	1922	sub register {
1617	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1618	my $pkg = caller;	1924	my $pkg = caller;
1619		1925
1620	no strict;
1621	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1622		1927
1623	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1624	}	1929	}
1625		1930
1626	# also paths starting with '/'	1931	# also paths starting with '/'
1627	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1628		1933
1629	sub thawer_merge {	1934	sub thawer_merge {
1630	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1631		1936
1632	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1637	}	1942	}
1638		1943
1639	sub normalise {	1944	sub normalise {
1640	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1641		1946
1642	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1643		1948
1644	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1645		1950
1646	# map plan:	1951	# map plan:
1647	#	1952	#
…		…
1662	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1663	$path = "$base/$path";	1968	$path = "$base/$path";
1664	}	1969	}
1665		1970
1666	for ($path) {	1971	for ($path) {
1667	redo if s{//}{/};
1668	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1669	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1670	}	1974	}
1671		1975
1672	$path	1976	$path
…		…
1686	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1687	return $self;	1991	return $self;
1688	}	1992	}
1689	}	1993	}
1690		1994
1691	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1692	()	1996	()
1693	}	1997	}
1694		1998
		1999	# may re-bless or do other evil things
1695	sub init {	2000	sub init {
1696	my ($self) = @_;	2001	my ($self) = @_;
1697		2002
1698	$self	2003	$self
1699	}	2004	}
…		…
1718		2023
1719	# the temporary/swap location	2024	# the temporary/swap location
1720	sub save_path {	2025	sub save_path {
1721	my ($self) = @_;	2026	my ($self) = @_;
1722		2027
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1725	}	2030	}
1726		2031
1727	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1728	sub uniq_path {	2033	sub uniq_path {
1729	my ($self) = @_;	2034	my ($self) = @_;
1730		2035
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	2038	}
1743		2039
1744	sub decay_objects {	2040	sub decay_objects {
1745	my ($self) = @_;	2041	my ($self) = @_;
1746		2042
…		…
1759		2055
1760	sub load_header_from($) {	2056	sub load_header_from($) {
1761	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1762		2058
1763	utf8::encode $path;	2059	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	2061	or return;
1769		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1770	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1771		2070
1772	1	2071	1
1773	}	2072	}
1774		2073
		2074	# used to laod the header of an original map
1775	sub load_header_orig {	2075	sub load_header_orig {
1776	my ($self) = @_;	2076	my ($self) = @_;
1777		2077
1778	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1779	}	2079	}
1780		2080
		2081	# used to laod the header of an instantiated map
1781	sub load_header_temp {	2082	sub load_header_temp {
1782	my ($self) = @_;	2083	my ($self) = @_;
1783		2084
1784	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1785	}	2086	}
1786		2087
		2088	# called after loading the header from an instantiated map
1787	sub prepare_temp {	2089	sub prepare_temp {
1788	my ($self) = @_;	2090	my ($self) = @_;
1789		2091
1790	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1791	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1792	# safety	2094	# safety
1793	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1794	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1795	}	2097	}
1796		2098
		2099	# called after loading the header from an original map
1797	sub prepare_orig {	2100	sub prepare_orig {
1798	my ($self) = @_;	2101	my ($self) = @_;
1799		2102
1800	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1801	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1825		2128
1826	sub find;	2129	sub find;
1827	sub find {	2130	sub find {
1828	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1829		2132
		2133	cf::cede_to_tick;
		2134
1830	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1831		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2139
1834	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1837	or return;	2142	or return;
1838		2143
1839	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1840		2145
…		…
1842	or return;	2147	or return;
1843		2148
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1847	$map->reset;	2154	$map->reset;
1848	undef $guard;
1849	return find $path;	2155	return find $path;
1850	}	2156	}
1851		2157
1852	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1853	}	2159	}
1854	}	2160	}
1855		2161
1856	sub pre_load { }	2162	sub pre_load { }
1857	sub post_load { }	2163	#sub post_load { } # XS
1858		2164
1859	sub load {	2165	sub load {
1860	my ($self) = @_;	2166	my ($self) = @_;
1861		2167
1862	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1863		2169
1864	my $path = $self->{path};	2170	my $path = $self->{path};
1865		2171
1866	{	2172	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1868		2174
		2175	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->state == cf::MAP_SWAPPED;
1870
1871	$self->in_memory (cf::MAP_LOADING);
1872		2177
1873	$self->alloc;	2178	$self->alloc;
1874		2179
1875	$self->pre_load;	2180	$self->pre_load;
1876	Coro::cede;	2181	cf::cede_to_tick;
1877		2182
1878	$self->_load_objects ($self->{load_path}, 1)	2183	if (exists $self->{load_path}) {
		2184	my $f = new_from_file cf::object::thawer $self->{load_path};
		2185	$f->skip_block;
		2186	$self->_load_objects ($f)
1879	or return;	2187	or return;
1880		2188
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2189	$self->post_load_original
1882	if delete $self->{load_original};	2190	if delete $self->{load_original};
1883		2191
1884	if (my $uniq = $self->uniq_path) {	2192	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2193	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2194	unless (aio_stat $uniq) {
		2195	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2196	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2197	$self->_load_objects ($f);
		2198	$f->resolve_delayed_derefs;
		2199	}
		2200	}
1889	}	2201	}
1890	}
1891		2202
1892	Coro::cede;	2203	$f->resolve_delayed_derefs;
		2204	} else {
		2205	$self->post_load_original
		2206	if delete $self->{load_original};
		2207	}
		2208
		2209	$self->state (cf::MAP_INACTIVE);
		2210
		2211	cf::cede_to_tick;
1893	# now do the right thing for maps	2212	# now do the right thing for maps
1894	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2215	unless $self->difficulty;
1897	Coro::cede;	2216	cf::cede_to_tick;
1898		2217
1899	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2219	$self->decay_objects;
1901	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1902	$self->update_buttons;	2221	$self->update_buttons;
1903	Coro::cede;	2222	cf::cede_to_tick;
1904	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1905	Coro::cede;
1906	$self->activate;
1907	}	2224	}
1908		2225
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2226	$self->{last_save} = $cf::RUNTIME;
		2227	$self->last_access ($cf::RUNTIME);
1910	}	2228	}
1911		2229
1912	$self->post_load;	2230	$self->post_load;
1913	}
1914		2231
		2232	1
		2233	}
		2234
		2235	# customize the map for a given player, i.e.
		2236	# return the _real_ map. used by e.g. per-player
		2237	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2238	sub customise_for {
1916	my ($self, $ob) = @_;	2239	my ($self, $ob) = @_;
1917		2240
1918	return find "~" . $ob->name . "/" . $self->{path}	2241	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2242	if $self->per_player;
…		…
1923		2246
1924	$self	2247	$self
1925	}	2248	}
1926		2249
1927	# find and load all maps in the 3x3 area around a map	2250	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2251	sub load_neighbours {
1929	my ($map) = @_;	2252	my ($map) = @_;
1930		2253
1931	my @diag; # diagonal neighbours	2254	my @neigh; # diagonal neighbours
1932		2255
1933	for (0 .. 3) {	2256	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2257	my $neigh = $map->tile_path ($_)
1935	or next;	2258	or next;
1936	$neigh = find $neigh, $map	2259	$neigh = find $neigh, $map
1937	or next;	2260	or next;
1938	$neigh->load;	2261	$neigh->load;
1939		2262
		2263	# now find the diagonal neighbours
		2264	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2265	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2266	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2267	}
1943		2268
1944	for (@diag) {	2269	for (grep defined $_->[0], @neigh) {
		2270	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2271	my $neigh = find $path, $origin
1946	or next;	2272	or next;
1947	$neigh->load;	2273	$neigh->load;
1948	}	2274	}
1949	}	2275	}
1950		2276
1951	sub find_sync {	2277	sub find_sync {
1952	my ($path, $origin) = @_;	2278	my ($path, $origin) = @_;
1953		2279
1954	cf::sync_job { find $path, $origin }	2280	# it's a bug to call this from the main context
		2281	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2282	if $Coro::current == $Coro::main;
		2283
		2284	find $path, $origin
1955	}	2285	}
1956		2286
1957	sub do_load_sync {	2287	sub do_load_sync {
1958	my ($map) = @_;	2288	my ($map) = @_;
1959		2289
1960	cf::sync_job { $map->load };	2290	# it's a bug to call this from the main context
		2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1961	}	2295	}
1962		2296
1963	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1965		2299
1966	sub find_async {	2300	sub find_async {
1967	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1968		2302
1969	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1970		2304
1971	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->linkable;
1973	}	2307	}
1974		2308
1975	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1976	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1977	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2316	if (my $map = find $k) {
1980	$map->load;	2317	$map->load if $v;
1981	}	2318	}
1982		2319
1983	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1984	}	2321	}
1985	}	2322	}
1986	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1987	};	2324	};
1988	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1989		2326
1990	()	2327	()
1991	}	2328	}
1992		2329
		2330	# common code, used by both ->save and ->swapout
1993	sub save {	2331	sub _save {
1994	my ($self) = @_;	2332	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2333
1998	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1999		2335
2000	return unless $self->dirty;	2336	return unless $self->dirty;
2001		2337
…		…
2007	return if $self->{deny_save};	2343	return if $self->{deny_save};
2008		2344
2009	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
2010		2346
2011	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2013	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2014		2353
2015	if ($uniq) {	2354	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2357	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2359	}
2021	}	2360	}
2022		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2023	sub swap_out {	2370	sub swap_out {
2024	my ($self) = @_;	2371	my ($self) = @_;
2025		2372
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2374
		2375	return if !$self->linkable;
		2376	return if $self->{deny_save};
2031	return if $self->players;	2377	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
		2382	$self->state (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
2035	$self->clear;	2388	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2389	}
2038		2390
2039	sub reset_at {	2391	sub reset_at {
2040	my ($self) = @_;	2392	my ($self) = @_;
2041		2393
…		…
2059		2411
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2413
2062	return if $self->players;	2414	return if $self->players;
2063		2415
2064	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
2065		2417
2066	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->state (cf::MAP_SWAPPED);
2067		2419
2068	# need to save uniques path	2420	# need to save uniques path
2069	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2423
…		…
2073	if $uniq;	2425	if $uniq;
2074	}	2426	}
2075		2427
2076	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2077		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2432	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2433
2082	$self->unlink_save;	2434	$self->unlink_save;
2083	$self->destroy;	2435	$self->destroy;
2084	}	2436	}
2085		2437
2086	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2087		2439
2088	sub nuke {	2440	sub nuke {
2089	my ($self) = @_;	2441	my ($self) = @_;
2090		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2091	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2092		2447
2093	$self->unlink_save;	2448	$self->unlink_save;
2094		2449
2095	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2455
2101	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2102		2458
2103	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2104	}	2460	}
2105		2461
2106	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2148		2504
2149	sub unique_maps() {	2505	sub unique_maps() {
2150	[	2506	[
2151	map {	2507	map {
2152	utf8::decode $_;	2508	utf8::decode $_;
2153	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2154	? normalise $_	2512	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2514	]
2158	}	2515	}
2159		2516
2160	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2161		2548
2162	=back	2549	=back
2163		2550
2164	=head3 cf::object	2551	=head3 cf::object
2165		2552
…		…
2169		2556
2170	=over 4	2557	=over 4
2171		2558
2172	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2173		2560
2174	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2175		2563
2176	=cut	2564	=cut
2177		2565
2178	sub inv_recursive_;	2566	sub inv_recursive_;
2179	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2182		2570
2183	sub inv_recursive {	2571	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2185	}	2573	}
2186		2574
		2575	=item $ref = $ob->ref
		2576
		2577	Creates and returns a persistent reference to an object that can be stored as a string.
		2578
		2579	=item $ob = cf::object::deref ($refstring)
		2580
		2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2582	even if the object actually exists. May block.
		2583
		2584	=cut
		2585
		2586	sub deref {
		2587	my ($ref) = @_;
		2588
		2589	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2590	my ($uuid, $name) = ($1, $2);
		2591	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2592	or return;
		2593	$pl->ob->uuid eq $uuid
		2594	or return;
		2595
		2596	$pl->ob
		2597	} else {
		2598	warn "$ref: cannot resolve object reference\n";
		2599	undef
		2600	}
		2601	}
		2602
2187	package cf;	2603	package cf;
2188		2604
2189	=back	2605	=back
2190		2606
2191	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2613	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2200		2616
2201	=cut	2617	=cut
		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
2202		2632
2203	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2634	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2213		2643
2214	} else {	2644	} else {
2215	my $pl = $self->contr;	2645	my $pl = $self->contr;
2216		2646
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2647	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2650
2226	} else {	2651	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2654	}
2230	}	2655	}
		2656	}
		2657
		2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2659
		2660	=cut
		2661
		2662	sub cf::object::send_msg {
		2663	my $pl = shift->contr
		2664	or return;
		2665	$pl->send_msg (@_);
2231	}	2666	}
2232		2667
2233	=item $player_object->may ("access")	2668	=item $player_object->may ("access")
2234		2669
2235	Returns wether the given player is authorized to access resource "access"	2670	Returns wether the given player is authorized to access resource "access"
…		…
2248		2683
2249	=item $player_object->enter_link	2684	=item $player_object->enter_link
2250		2685
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2687
2253	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2255		2692
2256	Will never block.	2693	Will never block.
2257		2694
2258	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2259		2696
…		…
2279	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2280	my ($self) = @_;	2717	my ($self) = @_;
2281		2718
2282	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2283		2720
		2721	++$self->{_link_recursion};
		2722
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2724
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2288		2727
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2729	}
2291		2730
2292	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2294		2733
…		…
2311	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2313		2752
2314	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2317		2756
2318	$map->load;	2757	$map->load;
2319	$map->load_diag;	2758	$map->load_neighbours;
2320		2759
2321	return unless $self->contr->active;	2760	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2761
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2326	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2327		2769
		2770	}
		2771
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2329		2773
2330	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2778	be called at the end of this process.
2335		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2336	=cut	2783	=cut
2337		2784
2338	our $GOTOGEN;	2785	our $GOTOGEN;
2339		2786
2340	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2341	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2342		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
		2795
2343	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2798
2346	$self->enter_link;	2799	$self->enter_link;
2347		2800
2348	(async {	2801	(async {
		2802	$Coro::current->{desc} = "player::goto $path $x $y";
		2803
		2804	# *tag paths override both path and x|y
		2805	if ($path =~ /^\*(.*)$/) {
		2806	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2807	my $ob = $obs[rand @obs];
		2808
		2809	# see if we actually can go there
		2810	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2811	$ob = $obs[rand @obs];
		2812	} else {
		2813	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2814	}
		2815	# else put us there anyways for now #d#
		2816
		2817	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2818	} else {
		2819	($path, $x, $y) = (undef, undef, undef);
		2820	}
		2821	}
		2822
2349	my $map = eval {	2823	my $map = eval {
2350	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2351		2825
2352	if ($map) {	2826	if ($map) {
2353	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2355	} else {	2829	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2831	}
2358		2832
2359	$map	2833	$map
2360	};	2834	};
2361		2835
…		…
2367	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2368	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2369	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2370	}	2844	}
2371		2845
2372	$done->() if $done;	2846	$done->($self) if $done;
2373	})->prio (1);	2847	})->prio (1);
2374	}	2848	}
2375		2849
2376	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2377		2851
…		…
2397	}	2871	}
2398		2872
2399	sub prepare_random_map {	2873	sub prepare_random_map {
2400	my ($exit) = @_;	2874	my ($exit) = @_;
2401		2875
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2878	# that depends on the exit object
2407		2879
2408	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2882	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2415	}	2889	}
2416		2890
2417	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2418		2892
2419	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2422		2896
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2899	undef $fh;
2426	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2427		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2430	}	2908	}
2431	}	2909	}
2432		2910
2433	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2435		2913
2436	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2437		2915
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2916	$self->enter_link;
2450		2917
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2918	(async {
2456	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2457	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	$map = $exit->slaying;
		2939
		2940	} elsif ($slaying eq '!up') {
		2941	$map = $exit->map->tile_path (cf::TILE_UP);
		2942	$x = $exit->x;
		2943	$y = $exit->y;
		2944
		2945	} elsif ($slaying eq '!down') {
		2946	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2947	$x = $exit->x;
		2948	$y = $exit->y;
		2949	}
		2950
2458	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2459		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2460	1;	2957	1
2461	}) {	2958	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2963
2467	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2468	$self->leave_link;	2965	$self->leave_link;
2469	}	2966	}
2470	})->prio (1);	2967	})->prio (1);
2471	}	2968	}
2472		2969
…		…
2484	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2486		2983
2487	utf8::encode $text;	2984	utf8::encode $text;
2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2489	}	3011	}
2490		3012
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		3014
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2497		3019
2498	=cut	3020	=cut
2499		3021
		3022	# non-persistent channels (usually the info channel)
		3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
		3030	"c/identify" => {
		3031	id => "infobox",
		3032	title => "Identify",
		3033	reply => undef,
		3034	tooltip => "Items recently identified",
		3035	},
		3036	"c/examine" => {
		3037	id => "infobox",
		3038	title => "Examine",
		3039	reply => undef,
		3040	tooltip => "Signs and other items you examined",
		3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
		3047	},
		3048	"c/book" => {
		3049	id => "infobox",
		3050	title => "Book",
		3051	reply => undef,
		3052	tooltip => "The contents of a note or book",
		3053	},
		3054	"c/lookat" => {
		3055	id => "infobox",
		3056	title => "Look",
		3057	reply => undef,
		3058	tooltip => "What you saw there",
		3059	},
		3060	"c/who" => {
		3061	id => "infobox",
		3062	title => "Players",
		3063	reply => undef,
		3064	tooltip => "Shows players who are currently online",
		3065	},
		3066	"c/body" => {
		3067	id => "infobox",
		3068	title => "Body Parts",
		3069	reply => undef,
		3070	tooltip => "Shows which body parts you posess and are available",
		3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
		3108	"c/uptime" => {
		3109	id => "infobox",
		3110	title => "Uptime",
		3111	reply => undef,
		3112	tooltip => "How long the server has been running since last restart",
		3113	},
		3114	"c/mapinfo" => {
		3115	id => "infobox",
		3116	title => "Map Info",
		3117	reply => undef,
		3118	tooltip => "Information related to the maps",
		3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
		3134	);
		3135
2500	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3138
2503	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2504		3141
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3143
		3144	# check predefined channels, for the benefit of C
		3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2507	if (ref $channel) {	3151	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3155	$self->ext_msg (channel_info => $channel);
2512	}	3156	}
2513		3157
2514	$channel = $channel->{id};	3158	$channel = $channel->{id};
2515	}	3159	}
2516		3160
2517	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2518		3162
2519	if ($self->can_msg) {	3163	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3165	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3166
2532	if ($color >= 0) {	3167	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3168	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3170	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3171
		3172	$self->send_big_packet ($pkt);
		3173	}
		3174
2543	=item $client->ext_event ($type, %msg)	3175	=item $client->ext_msg ($type, @msg)
2544		3176
2545	Sends an ext event to the client.	3177	Sends an ext event to the client.
2546		3178
2547	=cut	3179	=cut
2548		3180
2549	sub cf::client::ext_event($$%) {	3181	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3182	my ($self, $type, @msg) = @_;
2551		3183
2552	return unless $self->extcmd;	3184	if ($self->extcmd == 2) {
2553		3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3186	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	3187	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3189	}
		3190	}
		3191
		3192	=item $client->ext_reply ($msgid, @msg)
		3193
		3194	Sends an ext reply to the client.
		3195
		3196	=cut
		3197
		3198	sub cf::client::ext_reply($$@) {
		3199	my ($self, $id, @msg) = @_;
		3200
		3201	if ($self->extcmd == 2) {
		3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3203	} elsif ($self->extcmd == 1) {
		3204	#TODO: version 1, remove
		3205	unshift @msg, msgtype => "reply", msgid => $id;
		3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3207	}
2556	}	3208	}
2557		3209
2558	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2559		3211
2560	Queues a query to the client, calling the given callback with	3212	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3267	my ($ns, $buf) = @_;
2616		3268
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3269	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3270
2619	if (ref $msg) {	3271	if (ref $msg) {
		3272	my ($type, $reply, @payload) =
		3273	"ARRAY" eq ref $msg
		3274	? @$msg
		3275	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3276
		3277	my @reply;
		3278
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3279	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3280	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3281	}
		3282
		3283	$ns->ext_reply ($reply, @reply)
		3284	if $reply;
		3285
2626	} else {	3286	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3288	}
2629		3289
2630	cf::override;	3290	cf::override;
2631	},	3291	},
2632	);	3292	);
…		…
2652		3312
2653	$coro	3313	$coro
2654	}	3314	}
2655		3315
2656	cf::client->attach (	3316	cf::client->attach (
2657	on_destroy => sub {	3317	on_client_destroy => sub {
2658	my ($ns) = @_;	3318	my ($ns) = @_;
2659		3319
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3321	},
2662	);	3322	);
…		…
2677	our $safe = new Safe "safe";	3337	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2679		3339
2680	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2681		3341
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3342	$safe->permit_only (Opcode::opset qw(
		3343	:base_core :base_mem :base_orig :base_math :base_loop
		3344	grepstart grepwhile mapstart mapwhile
		3345	sort time
		3346	));
2683		3347
2684	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
2685		3349
2686	=pod	3350	=pod
2687		3351
2688	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2689		3353
2690	cf::object	3354	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3356	insert remove name archname title slaying race decrease split
		3357	value
2693		3358
2694	cf::object::player	3359	cf::object::player
2695	player	3360	player
2696		3361
2697	cf::player	3362	cf::player
…		…
2702		3367
2703	=cut	3368	=cut
2704		3369
2705	for (	3370	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3372	insert remove inv nrof name archname title slaying race
		3373	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2711	) {	3377	) {
2712	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2715	for @funs;	3380	for @funs;
2716	}	3381	}
2717		3382
…		…
2732		3397
2733	my $qcode = $code;	3398	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2736		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2737	local $_;	3405	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3406
2740	my $eval =	3407	my $eval =
2741	"do {\n"	3408	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3411	. $code
2745	. "\n}"	3412	. "\n}"
2746	;	3413	;
2747		3414
		3415	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2751		3424
2752	if ($@) {	3425	if ($@) {
2753	warn "$@";	3426	warn "$@",
2754	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2755	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2756	}	3429	}
2757		3430
2758	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2759	}	3432	}
2760		3433
…		…
2774	=cut	3447	=cut
2775		3448
2776	sub register_script_function {	3449	sub register_script_function {
2777	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2778		3451
2779	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2781	}	3454	}
2782		3455
2783	=back	3456	=back
2784		3457
2785	=cut	3458	=cut
…		…
2788	# the server's init and main functions	3461	# the server's init and main functions
2789		3462
2790	sub load_facedata($) {	3463	sub load_facedata($) {
2791	my ($path) = @_;	3464	my ($path) = @_;
2792		3465
		3466	# HACK to clear player env face cache, we need some signal framework
		3467	# for this (global event?)
		3468	%ext::player_env::MUSIC_FACE_CACHE = ();
		3469
		3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3471
2793	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2794		3473
2795	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2796	0 < aio_load $path, $facedata
2797	or die "$path: $!";
2798
2799	$facedata = Coro::Storable::thaw $facedata;
2800		3475
2801	$facedata->{version} == 2	3476	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3478
		3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3481	$facedata->{resource}{"res/exp_table"} = {
		3482	type => FT_RSRC,
		3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
		3485	};
		3486	cf::cede_to_tick;
		3487
2804	{	3488	{
2805	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2806		3490
2807	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2809	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2813		3499
2814	cf::cede_to_tick;	3500	cf::cede_to_tick;
2815	}	3501	}
2816		3502
2817	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2819	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2820	or next;	3507	or next;
		3508
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3512	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2826	}	3514	}
2827		3515
2828	cf::cede_to_tick;	3516	cf::cede_to_tick;
2829	}	3517	}
2830	}	3518	}
…		…
2839		3527
2840	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2841	}	3529	}
2842		3530
2843	{	3531	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3533
2849	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3535	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3537
2858	if ($name =~ /\.jpg$/) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3539	cf::face::set_type $idx, $info->{type};
2861	} else {	3540	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3541	$RESOURCE{$name} = $info; # unused
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3542	}
2868		3543
2869	cf::cede_to_tick;	3544	cf::cede_to_tick;
2870	}	3545	}
2871	}	3546	}
2872		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3549
2873	1	3550	1
2874	}	3551	}
2875		3552
		3553	register_exticmd fx_want => sub {
		3554	my ($ns, $want) = @_;
		3555
		3556	while (my ($k, $v) = each %$want) {
		3557	$ns->fx_want ($k, $v);
		3558	}
		3559	};
		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
		3570
2876	sub reload_regions {	3571	sub reload_regions {
		3572	# HACK to clear player env face cache, we need some signal framework
		3573	# for this (global event?)
		3574	%ext::player_env::MUSIC_FACE_CACHE = ();
		3575
2877	load_resource_file "$MAPDIR/regions"	3576	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3577	or die "unable to load regions file\n";
2879		3578
2880	for (cf::region::list) {	3579	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3580	$_->{match} = qr/$_->{match}/
…		…
2889	}	3588	}
2890		3589
2891	sub reload_archetypes {	3590	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3593	}
2900		3594
2901	sub reload_treasures {	3595	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
2904	}	3598	}
2905		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
2906	sub reload_resources {	3620	sub reload_resources {
2907	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
2908		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
2909	reload_regions;	3628	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3629	reload_treasures;
2914		3630
2915	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
2916	}	3632	}
2917		3633
2918	sub init {	3634	sub reload_config {
2919	reload_resources;	3635	trace "reloading config file...\n";
2920	}
2921		3636
2922	sub cfg_load {	3637	my $config = load_file "$CONFDIR/config";
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3638	utf8::decode $config;
2924	or return;	3639	*CFG = decode_yaml $config;
2925		3640
2926	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;
2928
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2930		3642
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2933		3645
2934	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
2938	};	3650	};
2939	warn $@ if $@;	3651	warn $@ if $@;
2940	}	3652	}
2941	}	3653	}
2942		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
2943	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
2944	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3696	(async {
2948	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
2950	};	3700	};
2951		3701
2952	cfg_load;	3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
		3714	reload_config;
2953	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
2954	load_extensions;	3725	load_extensions;
2955		3726
2956	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3728
		3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
2958	}	3745	}
2959		3746
2960	#############################################################################	3747	#############################################################################
2961	# initialisation and cleanup	3748	# initialisation and cleanup
2962		3749
2963	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
2964	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
2973	},
2974	);	3756	};
2975	}	3757	}
2976	}	3758	}
2977		3759
2978	sub write_runtime {	3760	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
2980		3762
2981	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
2983		3765
2984	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3767
2986	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
2987		3769
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3771	or return;
2990		3772
2991	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3004		3786
3005	close $fh	3787	close $fh
3006	or return;	3788	or return;
3007		3789
3008	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3791	and return;
3010		3792
3011	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3794
3013	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
3014	}	3846	}
3015		3847
3016	sub emergency_save() {	3848	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3018		3850
3019	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3020		3857
3021	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3022	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3869	$pl->save;
3030	}	3870	}
3031	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3032		3872
3033	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3878	$map->valid or next;
3037	$map->save;	3879	$map->save;
3038	}	3880	}
3039	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3040		3882
3041	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3044	};	3911	};
3045		3912
3046	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3047	}	3914	}
3048		3915
3049	sub post_cleanup {	3916	sub post_cleanup {
3050	my ($make_core) = @_;	3917	my ($make_core) = @_;
3051		3918
		3919	IO::AIO::flush;
		3920
3052	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
3054	}	3951	}
3055		3952
3056	sub do_reload_perl() {	3953	sub do_reload_perl() {
3057	# can/must only be called in main	3954	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3059	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3060	return;	3957	return;
3061	}	3958	}
3062		3959
3063	warn "reloading...";	3960	return if $RELOAD++;
3064		3961
3065	warn "entering sync_job";	3962	my $t1 = AE::time;
3066		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3067	cf::sync_job {	3970	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark
3069	cf::emergency_save;	3971	#cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark
3071		3972
3072	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;
3074
3075	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();	3975	%EXT_CORO = ();
3096		3976
3097	warn "removing commands";	3977	trace "perl_reload: removing commands";
3098	%COMMAND = ();	3978	%COMMAND = ();
3099		3979
3100	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3101	%EXTCMD = ();	3981	%EXTCMD = ();
3102	%EXTICMD = ();	3982	%EXTICMD = ();
3103		3983
3104	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3107		3987
3108	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3109	eval {	3989	eval {
3110	$cb->($pkg);	3990	$cb->($pkg);
3111	1	3991	1
3112	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
3113	}	3997	}
3114		3998
3115	warn "... nuking $pkg";
3116	Symbol::delete_package $pkg;
3117	}
3118
3119	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3120	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		4002
3123	warn "... unloading $k";	4003	trace "... unloading $k";
3124	delete $INC{$k};	4004	delete $INC{$k};
3125		4005
3126	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3128		4008
3129	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3130	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3131	}	4014	}
3132		4015
3133	Symbol::delete_package $k;
3134	}
3135
3136	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		4019
3140	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		4023
3144	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3145	# and global variables created in xs	4025	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3147		4027
3148	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3149		4029
3150	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3151	require cf;	4031	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3153		4033
3154	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3155	cf::cfg_load;	4035	cf::reload_config;
3156		4036
3157	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3158	cf::load_extensions;	4038	cf::load_extensions;
3159		4039
		4040	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3163	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3166		4048
3167	warn "leaving sync_job";	4049	cf::_post_init 1;
3168		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3169	1	4053	1
3170	} or do {	4054	} or do {
3171	warn $@;	4055	error $@;
3172	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3173	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3174	};	4060	}
3175		4061
3176	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3177	};	4064	};
3178		4065
3179	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3180		4067
3181	sub reload_perl() {	4068	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3184		4071
3185	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	4074
3188	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	4076	do_reload_perl;
3191	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3192	},	4078	};
3193	);	4079	};
3194	}	4080	}
3195		4081
3196	register_command "reload" => sub {	4082	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3198		4084
3199	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	4089	reload_perl;
		4090	};
3202	}	4091	}
3203	};	4092	};
3204		4093
3205	unshift @INC, $LIBDIR;	4094	#############################################################################
3206		4095
3207	my $bug_warning = 0;	4096	my $bug_warning = 0;
3208		4097
3209	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3211		4100
3212	sub wait_for_tick {	4101	sub wait_for_tick() {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3215		4103
3216	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	4106	$signal->wait;
3219	}	4107	}
3220		4108
3221	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3224		4111
3225	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	4114	$signal->wait;
3228	}	4115	}
3229		4116
3230	my $min = 1e6;#d#	4117	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3242	return;	4121	return;
3243	}	4122	}
3244		4123
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3248		4125
3249	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3250	for(1..10) {
3251	my $t = Event::time;
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3253	or die;
3254		4127
3255	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	$map->alloc;	4130	Coro::async_pool {
3258	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3259	my $t = Event::time - $t;	4132	write_runtime_sync
3260		4133	or error "ERROR: unable to write runtime file: $!";
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	4134	};
		4135	}
3271		4136
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4138	$sig->send;
3288	}	4139	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	4141	$sig->send;
3291	}	4142	}
3292		4143
3293	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4146
3304	_post_tick;	4147	if (0) {
3305		4148	if ($NEXT_TICK) {
3306		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3307	},	4153	}
3308	);	4154	}
3309		4155
3310	{	4156	{
3311	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4158
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3321		4160	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4162
3337	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
		4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4170
3340	cf::sync_job {	4171	cf::sync_job {
3341	eval {	4172	eval {
3342	BDB::db_env_open	4173	BDB::db_env_open
3343	$DB_ENV,	4174	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4178	0666;
3348		4179
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4181	};
3354		4182
3355	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4184	};
3357	}	4185	}
		4186
		4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4189	};
		4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4192	};
		4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4195	};
3358	}	4196	}
3359		4197
3360	{	4198	{
		4199	# configure IO::AIO
		4200
3361	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4204	}
3374		4205
3375	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3376		4208
3377	sub _log_backtrace {	4209	sub _log_backtrace {
3378	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3379		4211
3380	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3381		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3382	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3384	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3385	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3386	my @bt = fork_call {	4225	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4228	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3398	}	4237	}
3399		4238
3400	@funcs	4239	@funcs
3401	};	4240	};
3402		4241
3403	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4245	--$_log_backtrace;
3406	};	4246	};
3407	} else {	4247	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3410	}	4250	}
3411	}	4251	}
3412		4252
3413	# load additional modules	4253	# load additional modules
3414	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3415		4256
3416	END { cf::emergency_save }	4257	END { cf::emergency_save }
3417		4258
3418	1	4259	1
3419		4260

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