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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.308 by root, Mon Jul 16 14:09:40 2007 UTC vs.
Revision 1.568 by root, Tue May 3 17:12:14 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
		248	=item @cf::INVOKE_RESULTS
		249
		250	This array contains the results of the last C<invoke ()> call. When
		251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		252	that call.
		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
172	=back	260	=back
173		261
174	=cut	262	=cut
175		263
176	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
177	*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 {
178	my $msg = join "", @_;	271	my $msg = join "", @_;
179		272
180	$msg .= "\n"	273	$msg .= "\n"
181	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
182		275
183	$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;
184		277
185	utf8::encode $msg;
186	LOG llevError, $msg;	278	LOG llevWarn, $msg;
187	};	279	};
188	}	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	};
189		294
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	305	for my $pkg (qw(
201	cf::global cf::attachable	306	cf::global cf::attachable
202	cf::object cf::object::player	307	cf::object cf::object::player
203	cf::client cf::player	308	cf::client cf::player
204	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
205	cf::map cf::party cf::region	311	cf::party cf::region
206	)) {	312	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	314	}
210		315
211	$Event::DIED = sub {	316	$EV::DIED = sub {
212	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
213	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
214		324
215	#############################################################################	325	#############################################################################
216		326
217	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
218		328
…		…
239	$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;
240	$d	350	$d
241	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
242	}	352	}
243		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
244	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
245		369
246	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
247		371
248	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
249		373
250	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
251		375
252	=cut	376	=cut
253		377
254	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
255		379
256	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
257	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	}
258		444
259	=item cf::lock_wait $string	445	=item cf::lock_wait $string
260		446
261	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
262		448
263	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
264		450
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
268	returned.	454	returned.
269		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
270	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
271	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
272		461
273	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
274		463
275	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.
276		465
277	=cut	466	=cut
278		467
279	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
280		469
281	sub lock_wait($) {	470	sub lock_wait($) {
282	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	472	}
290		473
291	sub lock_acquire($) {	474	sub lock_acquire($) {
292	my ($key) = @_;	475	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	476	}
304		477
305	sub lock_active($) {	478	sub lock_active($) {
306	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	480	}
310		481
311	sub freeze_mainloop {	482	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
313		484
314	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	486	}
		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
		503	=item cf::get_slot $time[, $priority[, $name]]
		504
		505	Allocate $time seconds of blocking CPU time at priority C<$priority>
		506	(default: 0): This call blocks and returns only when you have at least
		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.
		515
		516	Useful for short background jobs.
		517
		518	=cut
		519
		520	our @SLOT_QUEUE;
		521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
		523
		524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
		528	my $signal = new Coro::Signal;
		529	my $busy;
		530
		531	while () {
		532	next_job:
		533
		534	my $avail = cf::till_tick;
		535
		536	for (0 .. $#SLOT_QUEUE) {
		537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
		539	my $job = splice @SLOT_QUEUE, $_, 1, ();
		540	$job->[2]->send;
		541	Coro::cede;
		542	goto next_job;
		543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		545	}
		546	}
		547
		548	if (@SLOT_QUEUE) {
		549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		550	push @cf::WAIT_FOR_TICK, $signal;
		551	$signal->wait;
		552	} else {
		553	$busy = 0;
		554	Coro::schedule;
		555	}
316	};	556	}
317	$TICK_WATCHER->stop;	557	};
318	$guard	558
		559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
		562	my ($time, $pri, $name) = @_;
		563
		564	$time = clamp $time, 0.01, $TICK * .6;
		565
		566	my $sig = new Coro::Signal;
		567
		568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		570	$SLOT_QUEUE->ready;
		571	$sig->wait;
319	}	572	}
320		573
321	=item cf::async { BLOCK }	574	=item cf::async { BLOCK }
322		575
323	Currently the same as Coro::async_pool, meaning you cannot use	576	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		581
329	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
330		583
331	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
332		585
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
334	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
335	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
336	acceptable.	589	acceptable.
337		590
338	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
339	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
…		…
343	=cut	596	=cut
344		597
345	sub sync_job(&) {	598	sub sync_job(&) {
346	my ($job) = @_;	599	my ($job) = @_;
347		600
348	if ($Coro::current == $Coro::main) {	601	if (in_main) {
349	my $time = Event::time;	602	my $time = AE::time;
350		603
351	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
353		606
354	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	608
356	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
357		610
358	my $busy = 1;	611	my $busy = 1;
359	my @res;	612	my @res;
360		613
361	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	616	@res = eval { $job->() };
363	warn $@ if $@;	617	error $@ if $@;
364	undef $busy;	618	undef $busy;
365	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
366		620
367	while ($busy) {	621	while ($busy) {
368	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
369	}	626	}
		627	}
370		628
371	$time = Event::time - $time;	629	my $time = AE::time - $time;
372		630
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
377		632
378	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
379	} else {	634	} else {
380	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
381		636
…		…
401	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
402		657
403	$coro	658	$coro
404	}	659	}
405		660
406	=item fork_call { }, $args	661	=item fork_call { }, @args
407		662
408	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
409	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
412		667
413	=cut	668	=cut
414		669
415	sub _store_scalar {	670	sub post_fork {
416	open my $fh, ">", \my $buf	671	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	672	}
423		673
424	sub fork_call(&@) {	674	sub fork_call(&@) {
425	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
426		676
427	# 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,
428	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		680
432	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
433	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
434		685
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	687	}
437	$res = Coro::Storable::thaw $res;
438		688
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	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
466	}	725	}
467		726
468	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
469		728
470	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
473		732
474	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
475	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).
476		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
477	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
478		762
479	our $DB;	763	our $DB;
480		764
481	sub db_init {	765	sub db_init {
482	unless ($DB) {	766	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	767	}
497		768
498	sub db_get($$) {	769	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
500		771
501	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
502	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
503		776
504	$! ? ()	777	$! ? ()
505	: $data	778	: $data
506	}
507	}	779	}
508		780
509	sub db_put($$$) {	781	sub db_put($$$) {
510	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		811
540	my @data;	812	my @data;
541	my $md5;	813	my $md5;
542		814
543	for (0 .. $#$src) {	815	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	817	}
547		818
548	# if processing is expensive, check	819	# if processing is expensive, check
549	# checksum first	820	# checksum first
550	if (1) {	821	if (1) {
551	$md5 =	822	$md5 =
552	join "\x00",	823	join "\x00",
553	$processversion,	824	$processversion,
554	map {	825	map {
555	Coro::cede;	826	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	828	} 0.. $#$src;
558		829
559		830
560	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		838
568	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	840	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
571		842
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		844
574	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
577		848
…		…
587		858
588	=cut	859	=cut
589		860
590	sub datalog($@) {	861	sub datalog($@) {
591	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	864	}
594		865
595	=back	866	=back
596		867
597	=cut	868	=cut
598		869
599	#############################################################################	870	#############################################################################
600		871
601	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
602		873
603	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
604	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")
605	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
606		877
607	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>
608	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
609	Crossfire TRT).	880	Deliantra).
610		881
611	=over 4	882	=over 4
612		883
613	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
614		885
…		…
658	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
659		930
660	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
662		933
663	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
664	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.
665		936
666	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
667		938
668	=over 4	939	=over 4
…		…
792		1063
793	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1066
796	} elsif (ref $type) {	1067	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
798		1069
799	} else {	1070	} else {
800	shift @arg;	1071	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
802	}	1073	}
803	}	1074	}
804	}	1075	}
805		1076
806	sub _object_attach {	1077	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
817	}	1088	}
818		1089
819	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
820	} else {	1091	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1093	}
823		1094
824	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
825	}	1096	}
826		1097
…		…
866	";	1137	";
867	die if $@;	1138	die if $@;
868	}	1139	}
869		1140
870	our $override;	1141	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1142	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1143
873	sub override {	1144	sub override {
874	$override = 1;	1145	$override = 1;
875	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
876	}	1147	}
877		1148
878	sub do_invoke {	1149	sub do_invoke {
879	my $event = shift;	1150	my $event = shift;
880	my $callbacks = shift;	1151	my $callbacks = shift;
881		1152
882	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
883		1154
884	local $override;	1155	local $override;
885		1156
886	for (@$callbacks) {	1157	for (@$callbacks) {
887	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
888		1159
889	if ($@) {	1160	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1162	override;
893	}	1163	}
894		1164
895	return 1 if $override;	1165	return 1 if $override;
896	}	1166	}
897		1167
898	0	1168	0
899	}	1169	}
900		1170
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1172
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1174
905	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
906		1176
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1177	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1178	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1180
911	=back	1181	=back
912		1182
913	=cut	1183	=cut
914		1184
915	#############################################################################	1185	#############################################################################
916	# object support	1186	# object support
		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 $SLOW_MERGES;#d#
		1221	sub _can_merge {
		1222	my ($ob1, $ob2) = @_;
		1223
		1224	++$SLOW_MERGES;#d#
		1225
		1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
		1228	}
917		1229
918	sub reattach {	1230	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1232	my ($obj) = @_;
921		1233
		1234	# no longer needed after getting rid of delete_package?
922	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
923		1236
924	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
925		1238
926	@$registry = ();	1239	@$registry = ();
927		1240
…		…
932	for (@$attach) {	1245	for (@$attach) {
933	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
935	}	1248	}
936	} else {	1249	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1251	}
939	}	1252	}
940	}	1253	}
941		1254
942	cf::attachable->attach (	1255	cf::attachable->attach (
943	prio => -1000000,	1256	prio => -1000000,
944	on_instantiate => sub {	1257	on_instantiate => sub {
945	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
946		1259
947	$data = from_json $data;	1260	$data = decode_json $data;
948		1261
949	for (@$data) {	1262	for (@$data) {
950	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
951		1264
952	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1281	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
970		1283
971	sync_job {	1284	sync_job {
972	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
975		1290
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	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	}
980	close $fh;	1298	aio_close $fh;
981		1299
982	if (@$objs) {	1300	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1309	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
990	}	1311	}
991	} else {	1312	} else {
992	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
993	}	1314	}
994		1315
995	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1320	} else {
997	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
998	}	1322	}
999	} else {	1323	} else {
1000	aio_unlink $filename;	1324	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1002	}	1326	}
1003	}	1327	};
1004	}	1328	}
1005		1329
1006	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1008		1332
…		…
1020	or return;	1344	or return;
1021		1345
1022	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1348	or return;
		1349
1025	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1026	}	1352	}
1027		1353
		1354	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1030	return ($data, $av);	1359	($data, $av)
1031	}	1360	}
1032		1361
1033	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1034		1363
1035	=over 4	1364	=over 4
…		…
1089	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1090		1419
1091	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1092	}	1421	}
1093		1422
		1423	use File::Glob ();
		1424
1094	cf::player->attach (	1425	cf::player->attach (
1095	on_command => sub {	1426	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1097		1428
1098	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1099	or return;	1430	or return;
1100		1431
…		…
1108	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1109		1440
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1442
1112	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
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1118	} else {	1458	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1460	}
1121		1461
1122	cf::override;	1462	cf::override;
1123	},	1463	},
1124	);	1464	);
1125		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
1126	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1127	cf::sync_job {	1482	cf::sync_job {
1128	my %todo;	1483	my %todo;
1129		1484
1130	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1486	next unless -r $path;
…		…
1149		1504
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1507
1153	$ext{source} =	1508	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1156	. $source	1511	. $source
1157	. "\n};\n1";	1512	. "\n};\n1";
1158		1513
1159	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1160	}	1515	}
1161		1516
		1517	my $pass = 0;
1162	my %done;	1518	my %done;
1163	while (%todo) {	1519	while (%todo) {
1164	my $progress;	1520	my $progress;
1165		1521
		1522	++$pass;
		1523
		1524	ext:
1166	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1527	next ext
1169	unless exists $done{$_};	1528	unless exists $done{$_};
1170	}	1529	}
1171		1530
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1532
1174	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1179	warn $msg;	1540
1180	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1542	delete $todo{$k};
1182	}	1543	} else {
1183		1544	$done{$k} = delete $todo{$k};
1184	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1185	}	1550	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1551	}
1191		1552
1192	skip:	1553	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	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	}
1195	}	1563	}
1196	};	1564	};
1197	}	1565	}
1198		1566
1199	#############################################################################	1567	#############################################################################
1200		1568
1201	=back	1569	=back
1202		1570
1203	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1204		1572
1205	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1206		1574
1207	=cut	1575	=cut
1208		1576
1209	package cf::player;	1577	package cf::player;
1210		1578
1211	use Coro::AIO;	1579	use Coro::AIO;
1212		1580
1213	=head3 cf::player	1581	=head3 cf::player
1214		1582
1215	=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	}
1216		1598
1217	=item cf::player::find $login	1599	=item cf::player::find $login
1218		1600
1219	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1220		1602
…		…
1239		1621
1240	sub exists($) {	1622	sub exists($) {
1241	my ($login) = @_;	1623	my ($login) = @_;
1242		1624
1243	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1245	}	1627	}
1246		1628
1247	sub find($) {	1629	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1631	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1642
1261	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1262	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;
1263	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1264	}	1652	}
1265	}	1653	}
1266	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1267		1668
1268	sub save($) {	1669	sub save($) {
1269	my ($pl) = @_;	1670	my ($pl) = @_;
1270		1671
1271	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1277		1678
1278	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1280		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
1281	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1282	Coro::cede;	1688	cf::cede_to_tick;
1283	}	1689	}
1284		1690
1285	sub new($) {	1691	sub new($) {
1286	my ($login) = @_;	1692	my ($login) = @_;
1287		1693
…		…
1293	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1294		1700
1295	$self	1701	$self
1296	}	1702	}
1297		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
1298	=item $pl->quit_character	1714	=item $pl->quit_character
1299		1715
1300	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1302		1718
…		…
1306	my ($pl) = @_;	1722	my ($pl) = @_;
1307		1723
1308	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1309		1725
1310	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1311	$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
1312		1728
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1316	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1317		1737
1318	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1355	or return [];	1775	or return [];
1356		1776
1357	my @logins;	1777	my @logins;
1358		1778
1359	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") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1363		1789
1364	utf8::decode $login;	1790	utf8::decode $login;
1365	push @logins, $login;	1791	push @logins, $login;
1366	}	1792	}
1367		1793
1368	\@logins	1794	\@logins
1369	}	1795	}
1370		1796
1371	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1372		1800
1373	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1374	player. May block.	1802	player. May block.
1375		1803
1376	=cut	1804	=cut
…		…
1394	}	1822	}
1395		1823
1396	\@paths	1824	\@paths
1397	}	1825	}
1398		1826
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1828
1401	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1402		1830
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1450		1832
1451	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1452		1834
1453	=cut	1835	=cut
1454		1836
1455	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1457		1839
1458	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1841	}
1461		1842
1462	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1463		1844
1464	Sends an ext event to the client.	1845	Sends an ext event to the client.
1465		1846
1466	=cut	1847	=cut
1467		1848
1468	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1470		1851
1471	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1472	}	1853	}
1473		1854
1474	=head3 cf::region	1855	=head3 cf::region
1475		1856
1476	=over 4	1857	=over 4
…		…
1485		1866
1486	=cut	1867	=cut
1487		1868
1488	sub find_by_path($) {	1869	sub find_by_path($) {
1489	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1490		1873
1491	my ($match, $specificity);	1874	my ($match, $specificity);
1492		1875
1493	for my $region (list) {	1876	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1522		1905
1523	sub generate_random_map {	1906	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1526	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	1912	}
1540		1913
1541	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1542		1915
1543	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
…		…
1548		1921
1549	sub register {	1922	sub register {
1550	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1924	my $pkg = caller;
1552		1925
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1927
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1929	}
1558		1930
1559	# also paths starting with '/'	1931	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1933
1562	sub thawer_merge {	1934	sub thawer_merge {
1563	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1564		1936
1565	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1570	}	1942	}
1571		1943
1572	sub normalise {	1944	sub normalise {
1573	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1574		1946
1575	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1576		1948
1577	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1578		1950
1579	# map plan:	1951	# map plan:
1580	#	1952	#
…		…
1595	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	1968	$path = "$base/$path";
1597	}	1969	}
1598		1970
1599	for ($path) {	1971	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1603	}	1974	}
1604		1975
1605	$path	1976	$path
…		…
1619	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1620	return $self;	1991	return $self;
1621	}	1992	}
1622	}	1993	}
1623		1994
1624	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	1996	()
1626	}	1997	}
1627		1998
		1999	# may re-bless or do other evil things
1628	sub init {	2000	sub init {
1629	my ($self) = @_;	2001	my ($self) = @_;
1630		2002
1631	$self	2003	$self
1632	}	2004	}
…		…
1651		2023
1652	# the temporary/swap location	2024	# the temporary/swap location
1653	sub save_path {	2025	sub save_path {
1654	my ($self) = @_;	2026	my ($self) = @_;
1655		2027
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1658	}	2030	}
1659		2031
1660	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1661	sub uniq_path {	2033	sub uniq_path {
1662	my ($self) = @_;	2034	my ($self) = @_;
1663		2035
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2038	}
1676		2039
1677	sub decay_objects {	2040	sub decay_objects {
1678	my ($self) = @_;	2041	my ($self) = @_;
1679		2042
…		…
1692		2055
1693	sub load_header_from($) {	2056	sub load_header_from($) {
1694	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1695		2058
1696	utf8::encode $path;	2059	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2061	or return;
1702		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1703	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1704		2070
1705	1	2071	1
1706	}	2072	}
1707		2073
		2074	# used to laod the header of an original map
1708	sub load_header_orig {	2075	sub load_header_orig {
1709	my ($self) = @_;	2076	my ($self) = @_;
1710		2077
1711	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1712	}	2079	}
1713		2080
		2081	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2082	sub load_header_temp {
1715	my ($self) = @_;	2083	my ($self) = @_;
1716		2084
1717	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1718	}	2086	}
1719		2087
		2088	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2089	sub prepare_temp {
1721	my ($self) = @_;	2090	my ($self) = @_;
1722		2091
1723	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1725	# safety	2094	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2097	}
1729		2098
		2099	# called after loading the header from an original map
1730	sub prepare_orig {	2100	sub prepare_orig {
1731	my ($self) = @_;	2101	my ($self) = @_;
1732		2102
1733	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2128
1759	sub find;	2129	sub find;
1760	sub find {	2130	sub find {
1761	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1762		2132
		2133	cf::cede_to_tick;
		2134
1763	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1764		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2139
1767	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1770	or return;	2142	or return;
1771		2143
1772	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1773		2145
…		…
1775	or return;	2147	or return;
1776		2148
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1780	$map->reset;	2154	$map->reset;
1781	undef $guard;
1782	return find $path;	2155	return find $path;
1783	}	2156	}
1784		2157
1785	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1786	}	2159	}
1787	}	2160	}
1788		2161
1789	sub pre_load { }	2162	sub pre_load { }
1790	sub post_load { }	2163	#sub post_load { } # XS
1791		2164
1792	sub load {	2165	sub load {
1793	my ($self) = @_;	2166	my ($self) = @_;
1794		2167
1795	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1796		2169
1797	my $path = $self->{path};	2170	my $path = $self->{path};
1798		2171
1799	{	2172	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1801		2174
		2175	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2177
1804	$self->in_memory (cf::MAP_LOADING);	2178	$self->in_memory (cf::MAP_LOADING);
1805		2179
1806	$self->alloc;	2180	$self->alloc;
1807		2181
1808	$self->pre_load;	2182	$self->pre_load;
1809	Coro::cede;	2183	cf::cede_to_tick;
1810		2184
1811	$self->_load_objects ($self->{load_path}, 1)	2185	if (exists $self->{load_path}) {
		2186	my $f = new_from_file cf::object::thawer $self->{load_path};
		2187	$f->skip_block;
		2188	$self->_load_objects ($f)
1812	or return;	2189	or return;
1813		2190
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
1815	if delete $self->{load_original};	2192	if delete $self->{load_original};
1816		2193
1817	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2195	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2196	unless (aio_stat $uniq) {
		2197	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2198	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2199	$self->_load_objects ($f);
		2200	$f->resolve_delayed_derefs;
		2201	}
		2202	}
1822	}	2203	}
1823	}
1824		2204
1825	Coro::cede;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
		2210
		2211	cf::cede_to_tick;
1826	# now do the right thing for maps	2212	# now do the right thing for maps
1827	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2215	unless $self->difficulty;
1830	Coro::cede;	2216	cf::cede_to_tick;
1831		2217
1832	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2219	$self->decay_objects;
1834	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1835	$self->update_buttons;	2221	$self->update_buttons;
1836	Coro::cede;	2222	cf::cede_to_tick;
1837	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2224	}
1841		2225
		2226	$self->{last_save} = $cf::RUNTIME;
		2227	$self->last_access ($cf::RUNTIME);
		2228
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2229	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2230	}
1844		2231
1845	$self->post_load;	2232	$self->post_load;
1846	}
1847		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2240	sub customise_for {
1849	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
1850		2242
1851	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2244	if $self->per_player;
…		…
1856		2248
1857	$self	2249	$self
1858	}	2250	}
1859		2251
1860	# find and load all maps in the 3x3 area around a map	2252	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2253	sub load_neighbours {
1862	my ($map) = @_;	2254	my ($map) = @_;
1863		2255
1864	my @diag; # diagonal neighbours	2256	my @neigh; # diagonal neighbours
1865		2257
1866	for (0 .. 3) {	2258	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2259	my $neigh = $map->tile_path ($_)
1868	or next;	2260	or next;
1869	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
1870	or next;	2262	or next;
1871	$neigh->load;	2263	$neigh->load;
1872		2264
		2265	# now find the diagonal neighbours
		2266	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2269	}
1876		2270
1877	for (@diag) {	2271	for (grep defined $_->[0], @neigh) {
		2272	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2273	my $neigh = find $path, $origin
1879	or next;	2274	or next;
1880	$neigh->load;	2275	$neigh->load;
1881	}	2276	}
1882	}	2277	}
1883		2278
1884	sub find_sync {	2279	sub find_sync {
1885	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
1886		2281
1887	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
1888	}	2286	}
1889		2287
1890	sub do_load_sync {	2288	sub do_load_sync {
1891	my ($map) = @_;	2289	my ($map) = @_;
1892		2290
1893	cf::sync_job { $map->load };	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1894	}	2295	}
1895		2296
1896	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1898		2299
1899	sub find_async {	2300	sub find_async {
1900	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1901		2302
1902	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1903		2304
1904	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2307	}
1907		2308
1908	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1909	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1910	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2316	if (my $map = find $k) {
1913	$map->load;	2317	$map->load if $v;
1914	}	2318	}
1915		2319
1916	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1917	}	2321	}
1918	}	2322	}
1919	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1920	};	2324	};
1921	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1922		2326
1923	()	2327	()
1924	}	2328	}
1925		2329
		2330	# common code, used by both ->save and ->swapout
1926	sub save {	2331	sub _save {
1927	my ($self) = @_;	2332	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2333
1931	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1932		2335
1933	return unless $self->dirty;	2336	return unless $self->dirty;
1934		2337
…		…
1940	return if $self->{deny_save};	2343	return if $self->{deny_save};
1941		2344
1942	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
1943		2346
1944	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
1946	};	2350	};
		2351
		2352	cf::get_slot 0.02;
1947		2353
1948	if ($uniq) {	2354	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2357	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2359	}
1954	}	2360	}
1955		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
1956	sub swap_out {	2370	sub swap_out {
1957	my ($self) = @_;	2371	my ($self) = @_;
1958		2372
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2374
		2375	return if $self->in_memory != cf::MAP_ACTIVE;
		2376	return if $self->{deny_save};
1964	return if $self->players;	2377	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		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->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
1968	$self->clear;	2388	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2389	}
1971		2390
1972	sub reset_at {	2391	sub reset_at {
1973	my ($self) = @_;	2392	my ($self) = @_;
1974		2393
…		…
1992		2411
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2413
1995	return if $self->players;	2414	return if $self->players;
1996		2415
1997	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
1998		2417
1999	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->in_memory (cf::MAP_SWAPPED);
2000		2419
2001	# need to save uniques path	2420	# need to save uniques path
2002	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2425	if $uniq;
2007	}	2426	}
2008		2427
2009	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2010		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2432	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2433
2015	$self->unlink_save;	2434	$self->unlink_save;
2016	$self->destroy;	2435	$self->destroy;
2017	}	2436	}
2018		2437
2019	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2020		2439
2021	sub nuke {	2440	sub nuke {
2022	my ($self) = @_;	2441	my ($self) = @_;
2023		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2024	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2025		2447
2026	$self->unlink_save;	2448	$self->unlink_save;
2027		2449
2028	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2455
2034	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2035		2458
2036	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2037	}	2460	}
2038		2461
2039	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2081		2504
2082	sub unique_maps() {	2505	sub unique_maps() {
2083	[	2506	[
2084	map {	2507	map {
2085	utf8::decode $_;	2508	utf8::decode $_;
2086	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2087	? normalise $_	2512	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2514	]
2091	}	2515	}
2092		2516
2093	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	}
2094		2548
2095	=back	2549	=back
2096		2550
2097	=head3 cf::object	2551	=head3 cf::object
2098		2552
…		…
2102		2556
2103	=over 4	2557	=over 4
2104		2558
2105	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2106		2560
2107	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.
2108		2563
2109	=cut	2564	=cut
2110		2565
2111	sub inv_recursive_;	2566	sub inv_recursive_;
2112	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2115		2570
2116	sub inv_recursive {	2571	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2118	}	2573	}
2119		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
2120	package cf;	2603	package cf;
2121		2604
2122	=back	2605	=back
2123		2606
2124	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2130	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>
2131	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
2132	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2133		2616
2134	=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	};
2135		2632
2136	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2634	# with dialog boxes.
2138	#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
2139	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2146		2643
2147	} else {	2644	} else {
2148	my $pl = $self->contr;	2645	my $pl = $self->contr;
2149		2646
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2647	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2650
2159	} else {	2651	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2654	}
2163	}	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 (@_);
2164	}	2666	}
2165		2667
2166	=item $player_object->may ("access")	2668	=item $player_object->may ("access")
2167		2669
2168	Returns wether the given player is authorized to access resource "access"	2670	Returns wether the given player is authorized to access resource "access"
…		…
2181		2683
2182	=item $player_object->enter_link	2684	=item $player_object->enter_link
2183		2685
2184	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}>).
2185		2687
2186	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.
2187	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.
2188		2692
2189	Will never block.	2693	Will never block.
2190		2694
2191	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2192		2696
…		…
2212	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2717	my ($self) = @_;
2214		2718
2215	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2216		2720
		2721	++$self->{_link_recursion};
		2722
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2724
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2221		2727
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2729	}
2224		2730
2225	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2227		2733
…		…
2244	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2246		2752
2247	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2250		2756
2251	$map->load;	2757	$map->load;
2252	$map->load_diag;	2758	$map->load_neighbours;
2253		2759
2254	return unless $self->contr->active;	2760	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2761
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2259	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2260		2769
		2770	}
		2771
2261	=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)]])
2262		2773
2263	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
2264	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2265	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
2266	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
2267	be called at the end of this process.	2778	be called at the end of this process.
2268		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
2269	=cut	2783	=cut
2270		2784
2271	our $GOTOGEN;	2785	our $GOTOGEN;
2272		2786
2273	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2789
		2790	if ($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
2276	# 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
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2798
2279	$self->enter_link;	2799	$self->enter_link;
2280		2800
2281	(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
2282	my $map = eval {	2823	my $map = eval {
2283	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2284		2825
2285	if ($map) {	2826	if ($map) {
2286	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2829	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2831	}
2291		2832
2292	$map	2833	$map
2293	};	2834	};
2294		2835
…		…
2300	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2303	}	2844	}
2304		2845
2305	$done->() if $done;	2846	$done->($self) if $done;
2306	})->prio (1);	2847	})->prio (1);
2307	}	2848	}
2308		2849
2309	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2310		2851
…		…
2330	}	2871	}
2331		2872
2332	sub prepare_random_map {	2873	sub prepare_random_map {
2333	my ($exit) = @_;	2874	my ($exit) = @_;
2334		2875
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2878	# that depends on the exit object
2340		2879
2341	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2882	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2348	}	2889	}
2349		2890
2350	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2351		2892
2352	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2355		2896
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2899	undef $fh;
2359	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2360		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2363	}	2908	}
2364	}	2909	}
2365		2910
2366	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2368		2913
2369	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2370		2915
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2916	$self->enter_link;
2383		2917
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2918	(async {
2389	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2390	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 $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
		2948
2391	$self->goto ($slaying, $hp, $sp);	2949	$self->goto ($map, $x, $y);
2392		2950
		2951	# if exit is damned, update players death & WoR home-position
		2952	$self->contr->savebed ($map, $x, $y)
		2953	if $exit->flag (cf::FLAG_DAMNED);
		2954
2393	1;	2955	1
2394	}) {	2956	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2961
2400	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	2963	$self->leave_link;
2402	}	2964	}
2403	})->prio (1);	2965	})->prio (1);
2404	}	2966	}
2405		2967
…		…
2419		2981
2420	utf8::encode $text;	2982	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2984	}
2423		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
		3009	}
		3010
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		3012
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	3014	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	3015	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	3016	the message unless the client supports the msg packet.
2430		3017
2431	=cut	3018	=cut
2432		3019
		3020	# non-persistent channels (usually the info channel)
		3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
		3028	"c/identify" => {
		3029	id => "infobox",
		3030	title => "Identify",
		3031	reply => undef,
		3032	tooltip => "Items recently identified",
		3033	},
		3034	"c/examine" => {
		3035	id => "infobox",
		3036	title => "Examine",
		3037	reply => undef,
		3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
		3045	},
		3046	"c/book" => {
		3047	id => "infobox",
		3048	title => "Book",
		3049	reply => undef,
		3050	tooltip => "The contents of a note or book",
		3051	},
		3052	"c/lookat" => {
		3053	id => "infobox",
		3054	title => "Look",
		3055	reply => undef,
		3056	tooltip => "What you saw there",
		3057	},
		3058	"c/who" => {
		3059	id => "infobox",
		3060	title => "Players",
		3061	reply => undef,
		3062	tooltip => "Shows players who are currently online",
		3063	},
		3064	"c/body" => {
		3065	id => "infobox",
		3066	title => "Body Parts",
		3067	reply => undef,
		3068	tooltip => "Shows which body parts you posess and are available",
		3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
		3106	"c/uptime" => {
		3107	id => "infobox",
		3108	title => "Uptime",
		3109	reply => undef,
		3110	tooltip => "How long the server has been running since last restart",
		3111	},
		3112	"c/mapinfo" => {
		3113	id => "infobox",
		3114	title => "Map Info",
		3115	reply => undef,
		3116	tooltip => "Information related to the maps",
		3117	},
		3118	"c/party" => {
		3119	id => "party",
		3120	title => "Party",
		3121	reply => "gsay ",
		3122	tooltip => "Messages and chat related to your party",
		3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
		3132	);
		3133
2433	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3136
2436	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
		3139
		3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3141
		3142	# check predefined channels, for the benefit of C
		3143	if ($CHANNEL{$channel}) {
		3144	$channel = $CHANNEL{$channel};
		3145
		3146	$self->ext_msg (channel_info => $channel);
		3147	$channel = $channel->{id};
		3148
		3149	} elsif (ref $channel) {
		3150	# send meta info to client, if not yet sent
		3151	unless (exists $self->{channel}{$channel->{id}}) {
		3152	$self->{channel}{$channel->{id}} = $channel;
		3153	$self->ext_msg (channel_info => $channel);
		3154	}
		3155
		3156	$channel = $channel->{id};
		3157	}
2437		3158
2438	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2439		3160
2440	if ($self->can_msg) {	3161	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3163	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3164
2453	if ($color >= 0) {	3165	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3166	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3168	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3169
		3170	$self->send_big_packet ($pkt);
		3171	}
		3172
2464	=item $client->ext_event ($type, %msg)	3173	=item $client->ext_msg ($type, @msg)
2465		3174
2466	Sends an ext event to the client.	3175	Sends an ext event to the client.
2467		3176
2468	=cut	3177	=cut
2469		3178
2470	sub cf::client::ext_event($$%) {	3179	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3180	my ($self, $type, @msg) = @_;
2472		3181
2473	return unless $self->extcmd;	3182	if ($self->extcmd == 2) {
2474		3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3184	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	3185	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3187	}
		3188	}
		3189
		3190	=item $client->ext_reply ($msgid, @msg)
		3191
		3192	Sends an ext reply to the client.
		3193
		3194	=cut
		3195
		3196	sub cf::client::ext_reply($$@) {
		3197	my ($self, $id, @msg) = @_;
		3198
		3199	if ($self->extcmd == 2) {
		3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3201	} elsif ($self->extcmd == 1) {
		3202	#TODO: version 1, remove
		3203	unshift @msg, msgtype => "reply", msgid => $id;
		3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3205	}
2477	}	3206	}
2478		3207
2479	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2480		3209
2481	Queues a query to the client, calling the given callback with	3210	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3265	my ($ns, $buf) = @_;
2537		3266
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3267	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3268
2540	if (ref $msg) {	3269	if (ref $msg) {
		3270	my ($type, $reply, @payload) =
		3271	"ARRAY" eq ref $msg
		3272	? @$msg
		3273	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3274
		3275	my @reply;
		3276
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3277	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3278	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3279	}
		3280
		3281	$ns->ext_reply ($reply, @reply)
		3282	if $reply;
		3283
2547	} else {	3284	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3286	}
2550		3287
2551	cf::override;	3288	cf::override;
2552	},	3289	},
2553	);	3290	);
…		…
2573		3310
2574	$coro	3311	$coro
2575	}	3312	}
2576		3313
2577	cf::client->attach (	3314	cf::client->attach (
2578	on_destroy => sub {	3315	on_client_destroy => sub {
2579	my ($ns) = @_;	3316	my ($ns) = @_;
2580		3317
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3319	},
2583	);	3320	);
…		…
2598	our $safe = new Safe "safe";	3335	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
2600		3337
2601	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
2602		3339
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3340	$safe->permit_only (Opcode::opset qw(
		3341	:base_core :base_mem :base_orig :base_math :base_loop
		3342	grepstart grepwhile mapstart mapwhile
		3343	sort time
		3344	));
2604		3345
2605	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
2606		3347
2607	=pod	3348	=pod
2608		3349
2609	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
2610		3351
2611	cf::object	3352	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3353	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3354	insert remove name archname title slaying race decrease split
		3355	value
2614		3356
2615	cf::object::player	3357	cf::object::player
2616	player	3358	player
2617		3359
2618	cf::player	3360	cf::player
…		…
2623		3365
2624	=cut	3366	=cut
2625		3367
2626	for (	3368	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3370	insert remove inv nrof name archname title slaying race
		3371	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
2632	) {	3375	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3378	for @funs;
2637	}	3379	}
2638		3380
…		…
2653		3395
2654	my $qcode = $code;	3396	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
2657		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
2658	local $_;	3403	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3404
2661	my $eval =	3405	my $eval =
2662	"do {\n"	3406	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3409	. $code
2666	. "\n}"	3410	. "\n}"
2667	;	3411	;
2668		3412
		3413	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
2672		3422
2673	if ($@) {	3423	if ($@) {
2674	warn "$@";	3424	warn "$@",
2675	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
2677	}	3427	}
2678		3428
2679	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
2680	}	3430	}
2681		3431
…		…
2695	=cut	3445	=cut
2696		3446
2697	sub register_script_function {	3447	sub register_script_function {
2698	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
2699		3449
2700	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
2702	}	3452	}
2703		3453
2704	=back	3454	=back
2705		3455
2706	=cut	3456	=cut
…		…
2709	# the server's init and main functions	3459	# the server's init and main functions
2710		3460
2711	sub load_facedata($) {	3461	sub load_facedata($) {
2712	my ($path) = @_;	3462	my ($path) = @_;
2713		3463
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
		3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3469
2714	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
2715		3471
2716	my $facedata;	3472	my $facedata = decode_storable load_file $path;
2717	0 < aio_load $path, $facedata
2718	or die "$path: $!";
2719
2720	$facedata = Coro::Storable::thaw $facedata;
2721		3473
2722	$facedata->{version} == 2	3474	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3476
		3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3479	$facedata->{resource}{"res/exp_table"} = {
		3480	type => FT_RSRC,
		3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
		3483	};
		3484	cf::cede_to_tick;
		3485
2725	{	3486	{
2726	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
2727		3488
2728	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3491
2730	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2734		3497
2735	cf::cede_to_tick;	3498	cf::cede_to_tick;
2736	}	3499	}
2737		3500
2738	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3502	next unless $info->{smooth};
		3503
2740	my $idx = cf::face::find $face	3504	my $idx = cf::face::find $face
2741	or next;	3505	or next;
		3506
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3510	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3512	}
2748		3513
2749	cf::cede_to_tick;	3514	cf::cede_to_tick;
2750	}	3515	}
2751	}	3516	}
…		…
2760		3525
2761	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
2762	}	3527	}
2763		3528
2764	{	3529	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3531
2770	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3533	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3535
2779	if ($name =~ /\.jpg$/) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3537	cf::face::set_type $idx, $info->{type};
2782	} else {	3538	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3539	$RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3540	}
2789		3541
2790	cf::cede_to_tick;	3542	cf::cede_to_tick;
2791	}	3543	}
2792	}	3544	}
2793		3545
		3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3547
2794	1	3548	1
2795	}	3549	}
2796		3550
		3551	register_exticmd fx_want => sub {
		3552	my ($ns, $want) = @_;
		3553
		3554	while (my ($k, $v) = each %$want) {
		3555	$ns->fx_want ($k, $v);
		3556	}
		3557	};
		3558
		3559	sub load_resource_file($) {
		3560	my $guard = lock_acquire "load_resource_file";
		3561
		3562	my $status = load_resource_file_ $_[0];
		3563	get_slot 0.1, 100;
		3564	cf::arch::commit_load;
		3565
		3566	$status
		3567	}
		3568
2797	sub reload_regions {	3569	sub reload_regions {
		3570	# HACK to clear player env face cache, we need some signal framework
		3571	# for this (global event?)
		3572	%ext::player_env::MUSIC_FACE_CACHE = ();
		3573
2798	load_resource_file "$MAPDIR/regions"	3574	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3575	or die "unable to load regions file\n";
2800		3576
2801	for (cf::region::list) {	3577	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3578	$_->{match} = qr/$_->{match}/
…		…
2810	}	3586	}
2811		3587
2812	sub reload_archetypes {	3588	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3589	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3590	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3591	}
2821		3592
2822	sub reload_treasures {	3593	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
2825	}	3596	}
2826		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
2827	sub reload_resources {	3618	sub reload_resources {
2828	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
2829		3620
		3621	reload_exp_table;
		3622	reload_materials;
		3623	reload_facedata;
		3624	reload_sound;
		3625	reload_archetypes;
2830	reload_regions;	3626	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3627	reload_treasures;
2835		3628
2836	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
2837	}	3630	}
2838		3631
2839	sub init {	3632	sub reload_config {
2840	reload_resources;	3633	trace "reloading config file...\n";
2841	}
2842		3634
2843	sub cfg_load {	3635	my $config = load_file "$CONFDIR/config";
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3636	utf8::decode $config;
2845	or return;	3637	*CFG = decode_yaml $config;
2846		3638
2847	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;
2849
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3640
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3643
2855	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
2859	};	3648	};
2860	warn $@ if $@;	3649	warn $@ if $@;
2861	}	3650	}
2862	}	3651	}
2863		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
2864	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
2865	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3694	(async {
2869	Event::one_event;	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3696	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
2871	};	3698	};
2872		3699
2873	cfg_load;	3700	evthread_start IO::AIO::poll_fileno;
		3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
		3712	reload_config;
2874	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
2875	load_extensions;	3723	load_extensions;
2876		3724
2877	$TICK_WATCHER->start;	3725	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
		3732	};
		3733
		3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
2879	}	3743	}
2880		3744
2881	#############################################################################	3745	#############################################################################
2882	# initialisation and cleanup	3746	# initialisation and cleanup
2883		3747
2884	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
2885	BEGIN {	3749	BEGIN {
		3750	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
2894	},
2895	);	3754	};
2896	}	3755	}
2897	}	3756	}
2898		3757
2899	sub write_runtime {	3758	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
2901		3760
2902	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
2904		3763
2905	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3765
2907	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
2908		3767
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3769	or return;
2911		3770
2912	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
2925		3784
2926	close $fh	3785	close $fh
2927	or return;	3786	or return;
2928		3787
2929	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3789	and return;
2931		3790
2932	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3792
2934	1	3793	1
		3794	}
		3795
		3796	our $uuid_lock;
		3797	our $uuid_skip;
		3798
		3799	sub write_uuid_sync($) {
		3800	$uuid_skip ||= $_[0];
		3801
		3802	return if $uuid_lock;
		3803	local $uuid_lock = 1;
		3804
		3805	my $uuid = "$LOCALDIR/uuid";
		3806
		3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3808	or return;
		3809
		3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
		3818	$uuid_skip = 0;
		3819
		3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3821	and return;
		3822
		3823	# always fsync - this file is important
		3824	aio_fsync $fh
		3825	and return;
		3826
		3827	close $fh
		3828	or return;
		3829
		3830	aio_rename "$uuid~", $uuid
		3831	and return;
		3832
		3833	trace "uuid file written ($value).\n";
		3834
		3835	1
		3836
		3837	}
		3838
		3839	sub write_uuid($$) {
		3840	my ($skip, $sync) = @_;
		3841
		3842	$sync ? write_uuid_sync $skip
		3843	: async { write_uuid_sync $skip };
2935	}	3844	}
2936		3845
2937	sub emergency_save() {	3846	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
2939		3848
2940	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
2941		3855
2942	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
2943	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3865	$pl->valid or next;
		3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3867	$pl->save;
2951	}	3868	}
2952	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
2953		3870
2954	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3876	$map->valid or next;
2958	$map->save;	3877	$map->save;
2959	}	3878	}
2960	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
2961		3880
2962	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
		3886
		3887	info "emergency_perl_save: begin write uuid\n";
		3888	write_uuid_sync 1;
		3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
2965	};	3909	};
2966		3910
2967	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
2968	}	3912	}
2969		3913
2970	sub post_cleanup {	3914	sub post_cleanup {
2971	my ($make_core) = @_;	3915	my ($make_core) = @_;
2972		3916
		3917	IO::AIO::flush;
		3918
2973	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
2975	}	3949	}
2976		3950
2977	sub do_reload_perl() {	3951	sub do_reload_perl() {
2978	# can/must only be called in main	3952	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
2980	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
2981	return;	3955	return;
2982	}	3956	}
2983		3957
2984	warn "reloading...";	3958	return if $RELOAD++;
2985		3959
2986	warn "entering sync_job";	3960	my $t1 = AE::time;
2987		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
2988	cf::sync_job {	3968	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	3969	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		3970
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	3973	%EXT_CORO = ();
3017		3974
3018	warn "removing commands";	3975	trace "perl_reload: removing commands";
3019	%COMMAND = ();	3976	%COMMAND = ();
3020		3977
3021	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3022	%EXTCMD = ();	3979	%EXTCMD = ();
3023	%EXTICMD = ();	3980	%EXTICMD = ();
3024		3981
3025	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3028		3985
3029	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3030	eval {	3987	eval {
3031	$cb->($pkg);	3988	$cb->($pkg);
3032	1	3989	1
3033	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
3034	}	3995	}
3035		3996
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		4000
3044	warn "... unloading $k";	4001	trace "... unloading $k";
3045	delete $INC{$k};	4002	delete $INC{$k};
3046		4003
3047	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3049		4006
3050	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3052	}	4012	}
3053		4013
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		4017
3061	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		4021
3065	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3066	# and global variables created in xs	4023	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3068		4025
3069	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3070		4027
3071	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3072	require cf;	4029	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3074		4031
3075	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3076	cf::cfg_load;	4033	cf::reload_config;
3077		4034
3078	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3079	cf::load_extensions;	4036	cf::load_extensions;
3080		4037
		4038	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3084	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3087		4046
3088	warn "leaving sync_job";	4047	cf::_post_init 1;
3089		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3090	1	4051	1
3091	} or do {	4052	} or do {
3092	warn $@;	4053	error $@;
3093	warn "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3094	exit 1;	4055	};
		4056
		4057	--$RELOAD;
3095	};	4058	}
3096		4059
3097	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3098	};	4062	};
3099		4063
3100	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3101		4065
3102	sub reload_perl() {	4066	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3105		4069
3106	$RELOAD_WATCHER ||= Event->timer (	4070	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	4071	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	4072
3109	data => WF_AUTOCANCEL,	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	4074	do_reload_perl;
3112	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
3113	},	4076	};
3114	);	4077	};
3115	}	4078	}
3116		4079
3117	register_command "reload" => sub {	4080	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
3119		4082
3120	if ($who->flag (FLAG_WIZ)) {	4083	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4084	$who->message ("reloading server.");
		4085	async {
		4086	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4087	reload_perl;
		4088	};
3123	}	4089	}
3124	};	4090	};
3125		4091
3126	unshift @INC, $LIBDIR;	4092	#############################################################################
3127		4093
3128	my $bug_warning = 0;	4094	my $bug_warning = 0;
3129		4095
3130	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3132		4098
3133	sub wait_for_tick {	4099	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3136		4101
3137	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	4104	$signal->wait;
3140	}	4105	}
3141		4106
3142	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3145		4109
3146	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4112	$signal->wait;
3149	}	4113	}
3150		4114
3151	my $min = 1e6;#d#	4115	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4116	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4118	unless ++$bug_warning > 10;
3163	return;	4119	return;
3164	}	4120	}
3165		4121
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3169		4123
3170	0 && sync_job {#d#	4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3171	for(1..10) {
3172	my $t = Event::time;
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3174	or die;
3175		4125
3176	$map->width (50);	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	$map->height (50);	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	$map->alloc;	4128	Coro::async_pool {
3179	$map->_load_objects ("/tmp/x.map", 1);	4129	$Coro::current->{desc} = "runtime saver";
3180	my $t = Event::time - $t;	4130	write_runtime_sync
3181		4131	or error "ERROR: unable to write runtime file: $!";
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4132	};
		4133	}
3192		4134
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4136	$sig->send;
3209	}	4137	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4138	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	4139	$sig->send;
3212	}	4140	}
3213		4141
3214	$NOW = Event::time;	4142	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4144
3225	_post_tick;	4145	if (0) {
3226		4146	if ($NEXT_TICK) {
3227		4147	my $jitter = $TICK_START - $NEXT_TICK;
		4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4149	debug "jitter $JITTER\n";#d#
		4150	}
3228	},	4151	}
3229	);	4152	}
3230		4153
3231	{	4154	{
3232	BDB::max_poll_time $TICK * 0.1;	4155	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4156
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3242		4158	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4159	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4160
3258	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
		4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4168
3261	cf::sync_job {	4169	cf::sync_job {
3262	eval {	4170	eval {
3263	BDB::db_env_open	4171	BDB::db_env_open
3264	$DB_ENV,	4172	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4174	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4175	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4176	0666;
3269		4177
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4178	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4179	};
3275		4180
3276	cf::cleanup "db_env_open(db): $@" if $@;	4181	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4182	};
3278	}	4183	}
		4184
		4185	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4186	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4187	};
		4188	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4189	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4190	};
		4191	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4192	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4193	};
3279	}	4194	}
3280		4195
3281	{	4196	{
		4197	# configure IO::AIO
		4198
3282	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4201	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4202	}
3295		4203
3296	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3297		4206
3298	sub _log_backtrace {	4207	sub _log_backtrace {
3299	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3300		4209
3301	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3302		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3303	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3305	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3306	async {	4220	async {
		4221	$Coro::current->{desc} = "abt $msg";
		4222
3307	my @bt = fork_call {	4223	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4225	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4226	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4227	or die "addr2line: $!";
…		…
3319	}	4235	}
3320		4236
3321	@funcs	4237	@funcs
3322	};	4238	};
3323		4239
3324	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4243	--$_log_backtrace;
3327	};	4244	};
3328	} else {	4245	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3331	}	4248	}
3332	}	4249	}
3333		4250
3334	# load additional modules	4251	# load additional modules
3335	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3336		4254
3337	END { cf::emergency_save }	4255	END { cf::emergency_save }
3338		4256
3339	1	4257	1
3340		4258

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