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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.327 by root, Wed Aug 1 17:22:51 2007 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
90		138
91	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
94		142
95	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		145
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
101		155
102	binmode STDOUT;	156	binmode STDOUT;
103	binmode STDERR;	157	binmode STDERR;
104		158
105	# read virtual server time, if available	159	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
110	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
111		167
112	mkdir $_	168	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		170
115	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
116		172
117	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		189
119	#############################################################################	190	#############################################################################
120		191
121	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
122		193
…		…
158		229
159	The raw value load value from the last tick.	230	The raw value load value from the last tick.
160		231
161	=item %cf::CFG	232	=item %cf::CFG
162		233
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	235	from wherever your confdir points to.
165		236
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		238
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
172	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
173		249
174	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	252	that call.
177		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
178	=back	260	=back
179		261
180	=cut	262	=cut
181		263
182	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	271	my $msg = join "", @_;
185		272
186	$msg .= "\n"	273	$msg .= "\n"
187	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
188		275
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		277
191	utf8::encode $msg;
192	LOG llevError, $msg;	278	LOG llevWarn, $msg;
193	};	279	};
194	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
195		294
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	305	for my $pkg (qw(
207	cf::global cf::attachable	306	cf::global cf::attachable
208	cf::object cf::object::player	307	cf::object cf::object::player
209	cf::client cf::player	308	cf::client cf::player
210	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
211	cf::map cf::party cf::region	311	cf::party cf::region
212	)) {	312	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	314	}
216		315
217	$Event::DIED = sub {	316	$EV::DIED = sub {
218	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
219	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
220		324
221	#############################################################################	325	#############################################################################
222		326
223	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
224		328
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	350	$d
247	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
248	}	352	}
249		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
250	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
251		369
252	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
253		371
254	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
255		373
256	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
257		375
258	=cut	376	=cut
259		377
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		379
262	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
264		444
265	=item cf::lock_wait $string	445	=item cf::lock_wait $string
266		446
267	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
268		448
269	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
270		450
271	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
274	returned.	454	returned.
275		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
276	Lock names should begin with a unique identifier (for example, cf::map::find	459	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
278		461
279	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
280		463
281	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
282		465
283	=cut	466	=cut
284		467
285	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
286		469
287	sub lock_wait($) {	470	sub lock_wait($) {
288	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	472	}
296		473
297	sub lock_acquire($) {	474	sub lock_acquire($) {
298	my ($key) = @_;	475	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	476	}
310		477
311	sub lock_active($) {	478	sub lock_active($) {
312	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	480	}
316		481
317	sub freeze_mainloop {	482	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
319		484
320	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	486	}
322	};	487
323	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
324	$guard	489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
325	}	501	}
326		502
327	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
328		504
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
332		512
333	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
335		515
336	Useful for short background jobs.	516	Useful for short background jobs.
337		517
338	=cut	518	=cut
339		519
340	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
342		523
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
345	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
346		530
347	while () {	531	while () {
348	next_job:	532	next_job:
		533
349	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	535
351	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	540	$job->[2]->send;
355	Coro::cede;	541	Coro::cede;
356	goto next_job;	542	goto next_job;
357	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	545	}
359	}	546	}
360		547
361	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	551	$signal->wait;
365	} else {	552	} else {
		553	$busy = 0;
366	Coro::schedule;	554	Coro::schedule;
367	}	555	}
368	}	556	}
369	};	557	};
370		558
371	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
372	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
373		563
374	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
375	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
376		567
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
390		581
391	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
392		583
393	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
394		585
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	589	acceptable.
399		590
400	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	596	=cut
406		597
407	sub sync_job(&) {	598	sub sync_job(&) {
408	my ($job) = @_;	599	my ($job) = @_;
409		600
410	if ($Coro::current == $Coro::main) {	601	if (in_main) {
411	my $time = Event::time;	602	my $time = AE::time;
412		603
413	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
415		606
416	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	608
418	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
419		610
420	my $busy = 1;	611	my $busy = 1;
421	my @res;	612	my @res;
422		613
423	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	616	@res = eval { $job->() };
425	warn $@ if $@;	617	error $@ if $@;
426	undef $busy;	618	undef $busy;
427	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
428		620
429	while ($busy) {	621	while ($busy) {
430	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
431	}	626	}
		627	}
432		628
433	$time = Event::time - $time;	629	my $time = AE::time - $time;
434		630
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
439		632
440	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
441	} else {	634	} else {
442	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
443		636
…		…
463	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
464		657
465	$coro	658	$coro
466	}	659	}
467		660
468	=item fork_call { }, $args	661	=item fork_call { }, @args
469		662
470	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
471	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
474		667
475	=cut	668	=cut
476		669
477	sub _store_scalar {	670	sub post_fork {
478	open my $fh, ">", \my $buf	671	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	672	}
485		673
486	sub fork_call(&@) {	674	sub fork_call(&@) {
487	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
488		676
489	# 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,
490	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		680
494	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
495	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
496		685
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	687	}
499	$res = Coro::Storable::thaw $res;
500		688
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	725	}
529		726
530	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
531		728
532	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
535		732
536	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
537	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).
538		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
539	=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	}
540		762
541	our $DB;	763	our $DB;
542		764
543	sub db_init {	765	sub db_init {
544	unless ($DB) {	766	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	767	}
559		768
560	sub db_get($$) {	769	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
562		771
563	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
564	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
565		776
566	$! ? ()	777	$! ? ()
567	: $data	778	: $data
568	}
569	}	779	}
570		780
571	sub db_put($$$) {	781	sub db_put($$$) {
572	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		811
602	my @data;	812	my @data;
603	my $md5;	813	my $md5;
604		814
605	for (0 .. $#$src) {	815	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	817	}
609		818
610	# if processing is expensive, check	819	# if processing is expensive, check
611	# checksum first	820	# checksum first
612	if (1) {	821	if (1) {
613	$md5 =	822	$md5 =
614	join "\x00",	823	join "\x00",
615	$processversion,	824	$processversion,
616	map {	825	map {
617	Coro::cede;	826	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	828	} 0.. $#$src;
620		829
621		830
622	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		838
630	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	840	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
633		842
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		844
636	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
639		848
…		…
649		858
650	=cut	859	=cut
651		860
652	sub datalog($@) {	861	sub datalog($@) {
653	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	864	}
656		865
657	=back	866	=back
658		867
659	=cut	868	=cut
660		869
661	#############################################################################	870	#############################################################################
662		871
663	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
664		873
665	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
666	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")
667	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
668		877
669	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>
670	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
671	Crossfire TRT).	880	Deliantra).
672		881
673	=over 4	882	=over 4
674		883
675	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
676		885
…		…
720	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
721		930
722	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
723	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
724		933
725	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
726	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.
727		936
728	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
729		938
730	=over 4	939	=over 4
…		…
854		1063
855	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1066
858	} elsif (ref $type) {	1067	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
860		1069
861	} else {	1070	} else {
862	shift @arg;	1071	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
864	}	1073	}
865	}	1074	}
866	}	1075	}
867		1076
868	sub _object_attach {	1077	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
879	}	1088	}
880		1089
881	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
882	} else {	1091	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1093	}
885		1094
886	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
887	}	1096	}
888		1097
…		…
947		1156
948	for (@$callbacks) {	1157	for (@$callbacks) {
949	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
950		1159
951	if ($@) {	1160	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1162	override;
955	}	1163	}
956		1164
957	return 1 if $override;	1165	return 1 if $override;
958	}	1166	}
959		1167
960	0	1168	0
961	}	1169	}
962		1170
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1172
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1174
967	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
968		1176
…		…
974		1182
975	=cut	1183	=cut
976		1184
977	#############################################################################	1185	#############################################################################
978	# object support	1186	# object support
979	#
980		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#
981	sub _can_merge {	1221	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
983		1223
984	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1225
988	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
989	}	1228	}
990		1229
991	sub reattach {	1230	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1232	my ($obj) = @_;
994		1233
		1234	# no longer needed after getting rid of delete_package?
995	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
996		1236
997	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
998		1238
999	@$registry = ();	1239	@$registry = ();
1000		1240
…		…
1005	for (@$attach) {	1245	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1008	}	1248	}
1009	} else {	1249	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1251	}
1012	}	1252	}
1013	}	1253	}
1014		1254
1015	cf::attachable->attach (	1255	cf::attachable->attach (
1016	prio => -1000000,	1256	prio => -1000000,
1017	on_instantiate => sub {	1257	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1019		1259
1020	$data = from_json $data;	1260	$data = decode_json $data;
1021		1261
1022	for (@$data) {	1262	for (@$data) {
1023	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1024		1264
1025	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1281	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1043		1283
1044	sync_job {	1284	sync_job {
1045	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1048		1290
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1298	aio_close $fh;
1054		1299
1055	if (@$objs) {	1300	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1309	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1311	}
1064	} else {	1312	} else {
1065	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1066	}	1314	}
1067		1315
1068	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1320	} else {
1070	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1071	}	1322	}
1072	} else {	1323	} else {
1073	aio_unlink $filename;	1324	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1075	}	1326	}
1076	}	1327	};
1077	}	1328	}
1078		1329
1079	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1081		1332
…		…
1093	or return;	1344	or return;
1094		1345
1095	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1348	or return;
		1349
1098	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1099	}	1352	}
1100		1353
		1354	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1103	return ($data, $av);	1359	($data, $av)
1104	}	1360	}
1105		1361
1106	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1107		1363
1108	=over 4	1364	=over 4
…		…
1162	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1163		1419
1164	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1165	}	1421	}
1166		1422
		1423	use File::Glob ();
		1424
1167	cf::player->attach (	1425	cf::player->attach (
1168	on_command => sub {	1426	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1170		1428
1171	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1172	or return;	1430	or return;
1173		1431
…		…
1186	my ($type, $reply, @payload) =	1444	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1445	"ARRAY" eq ref $msg
1188	? @$msg	1446	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1448
		1449	my @reply;
		1450
1191	if (my $cb = $EXTCMD{$type}) {	1451	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1452	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1197	} else {	1458	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1460	}
1200		1461
1201	cf::override;	1462	cf::override;
1202	},	1463	},
1203	);	1464	);
1204		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
1205	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1206	cf::sync_job {	1482	cf::sync_job {
1207	my %todo;	1483	my %todo;
1208		1484
1209	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1486	next unless -r $path;
…		…
1228		1504
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1507
1232	$ext{source} =	1508	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1235	. $source	1511	. $source
1236	. "\n};\n1";	1512	. "\n};\n1";
1237		1513
1238	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1239	}	1515	}
1240		1516
		1517	my $pass = 0;
1241	my %done;	1518	my %done;
1242	while (%todo) {	1519	while (%todo) {
1243	my $progress;	1520	my $progress;
1244		1521
		1522	++$pass;
		1523
		1524	ext:
1245	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1527	next ext
1248	unless exists $done{$_};	1528	unless exists $done{$_};
1249	}	1529	}
1250		1530
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1532
1253	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1258	warn $msg;	1540
1259	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1542	delete $todo{$k};
1261	}	1543	} else {
1262		1544	$done{$k} = delete $todo{$k};
1263	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1264	}	1550	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1551	}
1270		1552
1271	skip:	1553	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	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	}
1274	}	1563	}
1275	};	1564	};
1276	}	1565	}
1277		1566
1278	#############################################################################	1567	#############################################################################
1279		1568
1280	=back	1569	=back
1281		1570
1282	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1283		1572
1284	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1285		1574
1286	=cut	1575	=cut
1287		1576
1288	package cf::player;	1577	package cf::player;
1289		1578
1290	use Coro::AIO;	1579	use Coro::AIO;
1291		1580
1292	=head3 cf::player	1581	=head3 cf::player
1293		1582
1294	=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	}
1295		1598
1296	=item cf::player::find $login	1599	=item cf::player::find $login
1297		1600
1298	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1299		1602
…		…
1318		1621
1319	sub exists($) {	1622	sub exists($) {
1320	my ($login) = @_;	1623	my ($login) = @_;
1321		1624
1322	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1324	}	1627	}
1325		1628
1326	sub find($) {	1629	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1631	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1642
1340	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1343	}	1652	}
1344	}	1653	}
1345	}	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	);
1346		1668
1347	sub save($) {	1669	sub save($) {
1348	my ($pl) = @_;	1670	my ($pl) = @_;
1349		1671
1350	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1356		1678
1357	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1359		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
1360	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1361	Coro::cede;	1688	cf::cede_to_tick;
1362	}	1689	}
1363		1690
1364	sub new($) {	1691	sub new($) {
1365	my ($login) = @_;	1692	my ($login) = @_;
1366		1693
…		…
1372	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1373		1700
1374	$self	1701	$self
1375	}	1702	}
1376		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
1377	=item $pl->quit_character	1714	=item $pl->quit_character
1378		1715
1379	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
1380	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1381		1718
…		…
1385	my ($pl) = @_;	1722	my ($pl) = @_;
1386		1723
1387	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1388		1725
1389	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1390	$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
1391		1728
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1395	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1396		1737
1397	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1434	or return [];	1775	or return [];
1435		1776
1436	my @logins;	1777	my @logins;
1437		1778
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1442		1789
1443	utf8::decode $login;	1790	utf8::decode $login;
1444	push @logins, $login;	1791	push @logins, $login;
1445	}	1792	}
1446		1793
1447	\@logins	1794	\@logins
1448	}	1795	}
1449		1796
1450	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1451		1800
1452	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1453	player. May block.	1802	player. May block.
1454		1803
1455	=cut	1804	=cut
…		…
1473	}	1822	}
1474		1823
1475	\@paths	1824	\@paths
1476	}	1825	}
1477		1826
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1828
1480	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1830
1528	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1529		1832
1530	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1531		1834
1532	=cut	1835	=cut
1533		1836
1534	sub ext_reply($$@) {	1837	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1838	my ($self, $id, @msg) = @_;
1536		1839
1537	if ($self->ns->extcmd == 2) {	1840	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1841	}
1545		1842
1546	=item $player->ext_msg ($type, @msg)	1843	=item $player->ext_msg ($type, @msg)
1547		1844
1548	Sends an ext event to the client.	1845	Sends an ext event to the client.
…		…
1569		1866
1570	=cut	1867	=cut
1571		1868
1572	sub find_by_path($) {	1869	sub find_by_path($) {
1573	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1574		1873
1575	my ($match, $specificity);	1874	my ($match, $specificity);
1576		1875
1577	for my $region (list) {	1876	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1606		1905
1607	sub generate_random_map {	1906	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1610	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	1912	}
1624		1913
1625	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1626		1915
1627	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
…		…
1632		1921
1633	sub register {	1922	sub register {
1634	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1924	my $pkg = caller;
1636		1925
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1927
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1929	}
1642		1930
1643	# also paths starting with '/'	1931	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1933
1646	sub thawer_merge {	1934	sub thawer_merge {
1647	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1648		1936
1649	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1654	}	1942	}
1655		1943
1656	sub normalise {	1944	sub normalise {
1657	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1658		1946
1659	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1660		1948
1661	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1662		1950
1663	# map plan:	1951	# map plan:
1664	#	1952	#
…		…
1679	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	1968	$path = "$base/$path";
1681	}	1969	}
1682		1970
1683	for ($path) {	1971	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1687	}	1974	}
1688		1975
1689	$path	1976	$path
…		…
1703	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1704	return $self;	1991	return $self;
1705	}	1992	}
1706	}	1993	}
1707		1994
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	1996	()
1710	}	1997	}
1711		1998
		1999	# may re-bless or do other evil things
1712	sub init {	2000	sub init {
1713	my ($self) = @_;	2001	my ($self) = @_;
1714		2002
1715	$self	2003	$self
1716	}	2004	}
…		…
1735		2023
1736	# the temporary/swap location	2024	# the temporary/swap location
1737	sub save_path {	2025	sub save_path {
1738	my ($self) = @_;	2026	my ($self) = @_;
1739		2027
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1742	}	2030	}
1743		2031
1744	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1745	sub uniq_path {	2033	sub uniq_path {
1746	my ($self) = @_;	2034	my ($self) = @_;
1747		2035
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2038	}
1760		2039
1761	sub decay_objects {	2040	sub decay_objects {
1762	my ($self) = @_;	2041	my ($self) = @_;
1763		2042
…		…
1776		2055
1777	sub load_header_from($) {	2056	sub load_header_from($) {
1778	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1779		2058
1780	utf8::encode $path;	2059	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2061	or return;
		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
1786		2068
1787	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1788		2070
1789	1	2071	1
1790	}	2072	}
…		…
1842		2124
1843	sub find;	2125	sub find;
1844	sub find {	2126	sub find {
1845	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
1846		2128
		2129	cf::cede_to_tick;
		2130
1847	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1848		2132
		2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2135
1851	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
1854	or return;	2138	or return;
1855		2139
1856	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
1857		2141
…		…
1859	or return;	2143	or return;
1860		2144
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2145	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2146	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2147	#$cf::WAIT_FOR_TICK->wait;
		2148	undef $guard2;
		2149	undef $guard1;
1864	$map->reset;	2150	$map->reset;
1865	undef $guard;
1866	return find $path;	2151	return find $path;
1867	}	2152	}
1868		2153
1869	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1870	}	2155	}
1871	}	2156	}
1872		2157
1873	sub pre_load { }	2158	sub pre_load { }
1874	sub post_load { }	2159	#sub post_load { } # XS
1875		2160
1876	sub load {	2161	sub load {
1877	my ($self) = @_;	2162	my ($self) = @_;
1878		2163
1879	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
1880		2165
1881	my $path = $self->{path};	2166	my $path = $self->{path};
1882		2167
1883	{	2168	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2169	my $guard = cf::lock_acquire "map_data:$path";
1885		2170
		2171	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2172	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2173
1888	$self->in_memory (cf::MAP_LOADING);	2174	$self->in_memory (cf::MAP_LOADING);
1889		2175
1890	$self->alloc;	2176	$self->alloc;
1891		2177
1892	$self->pre_load;	2178	$self->pre_load;
1893	Coro::cede;	2179	cf::cede_to_tick;
1894		2180
1895	$self->_load_objects ($self->{load_path}, 1)	2181	if (exists $self->{load_path}) {
		2182	my $f = new_from_file cf::object::thawer $self->{load_path};
		2183	$f->skip_block;
		2184	$self->_load_objects ($f)
1896	or return;	2185	or return;
1897		2186
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2187	$self->post_load_original
1899	if delete $self->{load_original};	2188	if delete $self->{load_original};
1900		2189
1901	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2191	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2192	unless (aio_stat $uniq) {
		2193	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2194	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2195	$self->_load_objects ($f);
		2196	$f->resolve_delayed_derefs;
		2197	}
		2198	}
1906	}	2199	}
1907	}
1908		2200
1909	Coro::cede;	2201	$f->resolve_delayed_derefs;
		2202	}
		2203
		2204	cf::cede_to_tick;
1910	# now do the right thing for maps	2205	# now do the right thing for maps
1911	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2208	unless $self->difficulty;
1914	Coro::cede;	2209	cf::cede_to_tick;
1915		2210
1916	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2212	$self->decay_objects;
1918	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
1919	$self->update_buttons;	2214	$self->update_buttons;
1920	Coro::cede;	2215	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2216	$self->activate;
1924	}	2217	}
1925		2218
1926	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
1928		2221
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2222	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2223	}
1931		2224
1932	$self->post_load;	2225	$self->post_load;
1933	}
1934		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
1935	sub customise_for {	2233	sub customise_for {
1936	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
1937		2235
1938	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
1939	if $self->per_player;	2237	if $self->per_player;
…		…
1943		2241
1944	$self	2242	$self
1945	}	2243	}
1946		2244
1947	# find and load all maps in the 3x3 area around a map	2245	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2246	sub load_neighbours {
1949	my ($map) = @_;	2247	my ($map) = @_;
1950		2248
1951	my @diag; # diagonal neighbours	2249	my @neigh; # diagonal neighbours
1952		2250
1953	for (0 .. 3) {	2251	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2252	my $neigh = $map->tile_path ($_)
1955	or next;	2253	or next;
1956	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
1957	or next;	2255	or next;
1958	$neigh->load;	2256	$neigh->load;
1959		2257
		2258	# now find the diagonal neighbours
		2259	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2262	}
1963		2263
1964	for (@diag) {	2264	for (grep defined $_->[0], @neigh) {
		2265	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2266	my $neigh = find $path, $origin
1966	or next;	2267	or next;
1967	$neigh->load;	2268	$neigh->load;
1968	}	2269	}
1969	}	2270	}
1970		2271
1971	sub find_sync {	2272	sub find_sync {
1972	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
1973		2274
1974	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
1975	}	2279	}
1976		2280
1977	sub do_load_sync {	2281	sub do_load_sync {
1978	my ($map) = @_;	2282	my ($map) = @_;
1979		2283
1980	cf::sync_job { $map->load };	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2285	if $Coro::current == $Coro::main;
		2286
		2287	$map->load;
1981	}	2288	}
1982		2289
1983	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
1985		2292
1986	sub find_async {	2293	sub find_async {
1987	my ($path, $origin) = @_;	2294	my ($path, $origin, $load) = @_;
1988		2295
1989	$path = normalise $path, $origin && $origin->{path};	2296	$path = normalise $path, $origin && $origin->{path};
1990		2297
1991	if (my $map = $cf::MAP{$path}) {	2298	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2299	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2300	}
1994		2301
1995	undef $MAP_PREFETCH{$path};	2302	$MAP_PREFETCH{$path} |= $load;
		2303
1996	$MAP_PREFETCHER ||= cf::async {	2304	$MAP_PREFETCHER ||= cf::async {
		2305	$Coro::current->{desc} = "map prefetcher";
		2306
1997	while (%MAP_PREFETCH) {	2307	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2308	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2309	if (my $map = find $k) {
2000	$map->load;	2310	$map->load if $v;
2001	}	2311	}
2002		2312
2003	delete $MAP_PREFETCH{$path};	2313	delete $MAP_PREFETCH{$k};
2004	}	2314	}
2005	}	2315	}
2006	undef $MAP_PREFETCHER;	2316	undef $MAP_PREFETCHER;
2007	};	2317	};
2008	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2009		2319
2010	()	2320	()
2011	}	2321	}
2012		2322
		2323	# common code, used by both ->save and ->swapout
2013	sub save {	2324	sub _save {
2014	my ($self) = @_;	2325	my ($self) = @_;
2015
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;
2017		2326
2018	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2019		2328
2020	return unless $self->dirty;	2329	return unless $self->dirty;
2021		2330
…		…
2027	return if $self->{deny_save};	2336	return if $self->{deny_save};
2028		2337
2029	local $self->{last_access} = $self->last_access;#d#	2338	local $self->{last_access} = $self->last_access;#d#
2030		2339
2031	cf::async {	2340	cf::async {
		2341	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2342	$_->contr->save for $self->players;
2033	};	2343	};
		2344
		2345	cf::get_slot 0.02;
2034		2346
2035	if ($uniq) {	2347	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2348	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2349	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2350	} else {
2039	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2040	}	2352	}
2041	}	2353	}
2042		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2043	sub swap_out {	2363	sub swap_out {
2044	my ($self) = @_;	2364	my ($self) = @_;
2045		2365
2046	# save first because save cedes
2047	$self->save;
2048
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2367
		2368	return if $self->in_memory != cf::MAP_ACTIVE;
		2369	return if $self->{deny_save};
2051	return if $self->players;	2370	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};
2054		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
		2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
2055	$self->clear;	2381	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2382	}
2058		2383
2059	sub reset_at {	2384	sub reset_at {
2060	my ($self) = @_;	2385	my ($self) = @_;
2061		2386
…		…
2079		2404
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2406
2082	return if $self->players;	2407	return if $self->players;
2083		2408
2084	warn "resetting map ", $self->path;	2409	cf::trace "resetting map ", $self->path, "\n";
2085		2410
2086	$self->in_memory (cf::MAP_SWAPPED);	2411	$self->in_memory (cf::MAP_SWAPPED);
2087		2412
2088	# need to save uniques path	2413	# need to save uniques path
2089	unless ($self->{deny_save}) {	2414	unless ($self->{deny_save}) {
…		…
2093	if $uniq;	2418	if $uniq;
2094	}	2419	}
2095		2420
2096	delete $cf::MAP{$self->path};	2421	delete $cf::MAP{$self->path};
2097		2422
		2423	$self->deactivate;
		2424	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2425	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2426
2102	$self->unlink_save;	2427	$self->unlink_save;
2103	$self->destroy;	2428	$self->destroy;
2104	}	2429	}
2105		2430
2106	my $nuke_counter = "aaaa";	2431	my $nuke_counter = "aaaa";
2107		2432
2108	sub nuke {	2433	sub nuke {
2109	my ($self) = @_;	2434	my ($self) = @_;
2110		2435
		2436	{
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
2111	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2112		2440
2113	$self->unlink_save;	2441	$self->unlink_save;
2114		2442
2115	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2116	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2448
2121	$cf::MAP{$self->path} = $self;	2449	$cf::MAP{$self->path} = $self;
		2450	}
2122		2451
2123	$self->reset; # polite request, might not happen	2452	$self->reset; # polite request, might not happen
2124	}	2453	}
2125		2454
2126	=item $maps = cf::map::tmp_maps	2455	=item $maps = cf::map::tmp_maps
…		…
2168		2497
2169	sub unique_maps() {	2498	sub unique_maps() {
2170	[	2499	[
2171	map {	2500	map {
2172	utf8::decode $_;	2501	utf8::decode $_;
2173	/\.map$/	2502	s/\.map$//; # TODO future compatibility hack
		2503	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2504	? ()
2174	? normalise $_	2505	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2507	]
2178	}	2508	}
2179		2509
2180	package cf;	2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
2181		2541
2182	=back	2542	=back
2183		2543
2184	=head3 cf::object	2544	=head3 cf::object
2185		2545
…		…
2189		2549
2190	=over 4	2550	=over 4
2191		2551
2192	=item $ob->inv_recursive	2552	=item $ob->inv_recursive
2193		2553
2194	Returns the inventory of the object _and_ their inventories, recursively.	2554	Returns the inventory of the object I<and> their inventories, recursively,
		2555	but I<not> the object itself.
2195		2556
2196	=cut	2557	=cut
2197		2558
2198	sub inv_recursive_;	2559	sub inv_recursive_;
2199	sub inv_recursive_ {	2560	sub inv_recursive_ {
…		…
2202		2563
2203	sub inv_recursive {	2564	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2565	inv_recursive_ inv $_[0]
2205	}	2566	}
2206		2567
		2568	=item $ref = $ob->ref
		2569
		2570	Creates and returns a persistent reference to an object that can be stored as a string.
		2571
		2572	=item $ob = cf::object::deref ($refstring)
		2573
		2574	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2575	even if the object actually exists. May block.
		2576
		2577	=cut
		2578
		2579	sub deref {
		2580	my ($ref) = @_;
		2581
		2582	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2583	my ($uuid, $name) = ($1, $2);
		2584	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2585	or return;
		2586	$pl->ob->uuid eq $uuid
		2587	or return;
		2588
		2589	$pl->ob
		2590	} else {
		2591	warn "$ref: cannot resolve object reference\n";
		2592	undef
		2593	}
		2594	}
		2595
2207	package cf;	2596	package cf;
2208		2597
2209	=back	2598	=back
2210		2599
2211	=head3 cf::object::player	2600	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2606	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2607	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2608	dialogue with the given NPC character.
2220		2609
2221	=cut	2610	=cut
		2611
		2612	our $SAY_CHANNEL = {
		2613	id => "say",
		2614	title => "Map",
		2615	reply => "say ",
		2616	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2617	};
		2618
		2619	our $CHAT_CHANNEL = {
		2620	id => "chat",
		2621	title => "Chat",
		2622	reply => "chat ",
		2623	tooltip => "Player chat and shouts, global to the server.",
		2624	};
2222		2625
2223	# rough implementation of a future "reply" method that works	2626	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2627	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2628	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2629	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2641	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2642	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2643
2241	} else {	2644	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2645	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2646	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2647	}
2245	}	2648	}
		2649	}
		2650
		2651	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2652
		2653	=cut
		2654
		2655	sub cf::object::send_msg {
		2656	my $pl = shift->contr
		2657	or return;
		2658	$pl->send_msg (@_);
2246	}	2659	}
2247		2660
2248	=item $player_object->may ("access")	2661	=item $player_object->may ("access")
2249		2662
2250	Returns wether the given player is authorized to access resource "access"	2663	Returns wether the given player is authorized to access resource "access"
…		…
2263		2676
2264	=item $player_object->enter_link	2677	=item $player_object->enter_link
2265		2678
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2680
2268	The player should be reasonably safe there for short amounts of time. You	2681	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2683	though, as the player cannot control the character while it is on the link
		2684	map.
2270		2685
2271	Will never block.	2686	Will never block.
2272		2687
2273	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
2274		2689
…		…
2294	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2295	my ($self) = @_;	2710	my ($self) = @_;
2296		2711
2297	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2298		2713
		2714	++$self->{_link_recursion};
		2715
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2717
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2303		2720
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2722	}
2306		2723
2307	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2309		2726
…		…
2326	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2328		2745
2329	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2332		2749
2333	$map->load;	2750	$map->load;
2334	$map->load_diag;	2751	$map->load_neighbours;
2335		2752
2336	return unless $self->contr->active;	2753	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2754
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2341	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2342		2762
		2763	}
		2764
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2344		2766
2345	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2771	be called at the end of this process.
2350		2772
		2773	Note that $check will be called with a potentially non-loaded map, so if
		2774	it needs a loaded map it has to call C<< ->load >>.
		2775
2351	=cut	2776	=cut
2352		2777
2353	our $GOTOGEN;	2778	our $GOTOGEN;
2354		2779
2355	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2356	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
2357		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
		2788
2358	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2791
2361	$self->enter_link;	2792	$self->enter_link;
2362		2793
2363	(async {	2794	(async {
		2795	$Coro::current->{desc} = "player::goto $path $x $y";
		2796
		2797	# *tag paths override both path and x|y
		2798	if ($path =~ /^\*(.*)$/) {
		2799	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2800	my $ob = $obs[rand @obs];
		2801
		2802	# see if we actually can go there
		2803	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2804	$ob = $obs[rand @obs];
		2805	} else {
		2806	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2807	}
		2808	# else put us there anyways for now #d#
		2809
		2810	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2811	} else {
		2812	($path, $x, $y) = (undef, undef, undef);
		2813	}
		2814	}
		2815
2364	my $map = eval {	2816	my $map = eval {
2365	my $map = cf::map::find $path;	2817	my $map = defined $path ? cf::map::find $path : undef;
2366		2818
2367	if ($map) {	2819	if ($map) {
2368	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2370	} else {	2822	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2824	}
2373		2825
2374	$map	2826	$map
2375	};	2827	};
2376		2828
…		…
2382	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2383	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2384	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2385	}	2837	}
2386		2838
2387	$done->() if $done;	2839	$done->($self) if $done;
2388	})->prio (1);	2840	})->prio (1);
2389	}	2841	}
2390		2842
2391	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2392		2844
…		…
2412	}	2864	}
2413		2865
2414	sub prepare_random_map {	2866	sub prepare_random_map {
2415	my ($exit) = @_;	2867	my ($exit) = @_;
2416		2868
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2869	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2870	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2871	# that depends on the exit object
2422		2872
2423	my $rmp = parse_random_map_params $exit->msg;	2873	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2875	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2876	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2877	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2878	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2879	$rmp->{origin_y} = $exit->y;
		2880
		2881	$exit->map->touch;
2430	}	2882	}
2431		2883
2432	$rmp->{random_seed} ||= $exit->random_seed;	2884	$rmp->{random_seed} ||= $exit->random_seed;
2433		2885
2434	my $data = cf::to_json $rmp;	2886	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2887	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2888	my $meta = "$RANDOMDIR/$md5.meta";
2437		2889
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2891	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2892	undef $fh;
2441	aio_rename "$meta~", $meta;	2893	aio_rename "$meta~", $meta;
2442		2894
		2895	my $slaying = "?random/$md5";
		2896
		2897	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2898	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2899	$exit->msg (undef);
		2900	}
2445	}	2901	}
2446	}	2902	}
2447		2903
2448	sub cf::object::player::enter_exit {	2904	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2905	my ($self, $exit) = @_;
2450		2906
2451	return unless $self->type == cf::PLAYER;	2907	return unless $self->type == cf::PLAYER;
2452		2908
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2909	$self->enter_link;
2465		2910
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2911	(async {
2471	$self->deactivate_recursive; # just to be sure	2912	$Coro::current->{desc} = "enter_exit";
		2913
2472	unless (eval {	2914	unless (eval {
		2915	$self->deactivate_recursive; # just to be sure
		2916
		2917	# random map handling
		2918	{
		2919	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2920
		2921	prepare_random_map $exit
		2922	if $exit->slaying eq "/!";
		2923	}
		2924
		2925	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2926	my $x = $exit->stats->hp;
		2927	my $y = $exit->stats->sp;
		2928
2473	$self->goto ($slaying, $hp, $sp);	2929	$self->goto ($map, $x, $y);
2474		2930
		2931	# if exit is damned, update players death & WoR home-position
		2932	$self->contr->savebed ($map, $x, $y)
		2933	if $exit->flag (cf::FLAG_DAMNED);
		2934
2475	1;	2935	1
2476	}) {	2936	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2941
2482	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2483	$self->leave_link;	2943	$self->leave_link;
2484	}	2944	}
2485	})->prio (1);	2945	})->prio (1);
2486	}	2946	}
2487		2947
…		…
2499	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2501		2961
2502	utf8::encode $text;	2962	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2504	}	2989	}
2505		2990
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2992
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2995	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2996	the message unless the client supports the msg packet.
2512		2997
2513	=cut	2998	=cut
2514		2999
		3000	# non-persistent channels (usually the info channel)
		3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
		3008	"c/identify" => {
		3009	id => "infobox",
		3010	title => "Identify",
		3011	reply => undef,
		3012	tooltip => "Items recently identified",
		3013	},
		3014	"c/examine" => {
		3015	id => "infobox",
		3016	title => "Examine",
		3017	reply => undef,
		3018	tooltip => "Signs and other items you examined",
		3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
		3025	},
		3026	"c/book" => {
		3027	id => "infobox",
		3028	title => "Book",
		3029	reply => undef,
		3030	tooltip => "The contents of a note or book",
		3031	},
		3032	"c/lookat" => {
		3033	id => "infobox",
		3034	title => "Look",
		3035	reply => undef,
		3036	tooltip => "What you saw there",
		3037	},
		3038	"c/who" => {
		3039	id => "infobox",
		3040	title => "Players",
		3041	reply => undef,
		3042	tooltip => "Shows players who are currently online",
		3043	},
		3044	"c/body" => {
		3045	id => "infobox",
		3046	title => "Body Parts",
		3047	reply => undef,
		3048	tooltip => "Shows which body parts you posess and are available",
		3049	},
		3050	"c/statistics" => {
		3051	id => "infobox",
		3052	title => "Statistics",
		3053	reply => undef,
		3054	tooltip => "Shows your primary statistics",
		3055	},
		3056	"c/skills" => {
		3057	id => "infobox",
		3058	title => "Skills",
		3059	reply => undef,
		3060	tooltip => "Shows your experience per skill and item power",
		3061	},
		3062	"c/shopitems" => {
		3063	id => "infobox",
		3064	title => "Shop Items",
		3065	reply => undef,
		3066	tooltip => "Shows the items currently for sale in this shop",
		3067	},
		3068	"c/resistances" => {
		3069	id => "infobox",
		3070	title => "Resistances",
		3071	reply => undef,
		3072	tooltip => "Shows your resistances",
		3073	},
		3074	"c/pets" => {
		3075	id => "infobox",
		3076	title => "Pets",
		3077	reply => undef,
		3078	tooltip => "Shows information abotu your pets/a specific pet",
		3079	},
		3080	"c/perceiveself" => {
		3081	id => "infobox",
		3082	title => "Perceive Self",
		3083	reply => undef,
		3084	tooltip => "You gained detailed knowledge about yourself",
		3085	},
		3086	"c/uptime" => {
		3087	id => "infobox",
		3088	title => "Uptime",
		3089	reply => undef,
		3090	tooltip => "How long the server has been running since last restart",
		3091	},
		3092	"c/mapinfo" => {
		3093	id => "infobox",
		3094	title => "Map Info",
		3095	reply => undef,
		3096	tooltip => "Information related to the maps",
		3097	},
		3098	"c/party" => {
		3099	id => "party",
		3100	title => "Party",
		3101	reply => "gsay ",
		3102	tooltip => "Messages and chat related to your party",
		3103	},
		3104	"c/death" => {
		3105	id => "death",
		3106	title => "Death",
		3107	reply => undef,
		3108	tooltip => "Reason for and more info about your most recent death",
		3109	},
		3110	"c/say" => $SAY_CHANNEL,
		3111	"c/chat" => $CHAT_CHANNEL,
		3112	);
		3113
2515	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2517		3116
2518	$msg = $self->pl->expand_cfpod ($msg);	3117	$msg = $self->pl->expand_cfpod ($msg)
		3118	unless $color & cf::NDI_VERBATIM;
2519		3119
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	3120	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		3121
		3122	# check predefined channels, for the benefit of C
		3123	if ($CHANNEL{$channel}) {
		3124	$channel = $CHANNEL{$channel};
		3125
		3126	$self->ext_msg (channel_info => $channel);
		3127	$channel = $channel->{id};
		3128
2522	if (ref $channel) {	3129	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	3133	$self->ext_msg (channel_info => $channel);
2527	}	3134	}
…		…
2529	$channel = $channel->{id};	3136	$channel = $channel->{id};
2530	}	3137	}
2531		3138
2532	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2533		3140
2534	if ($self->can_msg) {
2535	# default colour, mask it out	3141	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2538		3144
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	3145	my $pkt = "msg "
		3146	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3148	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		3149
2553	$color &= cf::NDI_COLOR_MASK;	3150	$self->send_big_packet ($pkt);
2554
2555	utf8::encode $msg;
2556
2557	if (0 && $msg =~ /\[/) {
2558	$self->send_packet ("drawextinfo $color 4 0 $msg")
2559	} else {
2560	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2561	$self->send_packet ("drawinfo $color $msg")
2562	}
2563	}
2564	}
2565	}	3151	}
2566		3152
2567	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2568		3154
2569	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2571	=cut	3157	=cut
2572		3158
2573	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2574	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2575		3161
2576	my $extcmd = $self->extcmd;
2577
2578	if ($extcmd == 2) {	3162	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2580	} elsif ($extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2581	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2582	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3167	}
		3168	}
		3169
		3170	=item $client->ext_reply ($msgid, @msg)
		3171
		3172	Sends an ext reply to the client.
		3173
		3174	=cut
		3175
		3176	sub cf::client::ext_reply($$@) {
		3177	my ($self, $id, @msg) = @_;
		3178
		3179	if ($self->extcmd == 2) {
		3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3181	} elsif ($self->extcmd == 1) {
		3182	#TODO: version 1, remove
		3183	unshift @msg, msgtype => "reply", msgid => $id;
		3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2583	}	3185	}
2584	}	3186	}
2585		3187
2586	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2587		3189
…		…
2648	my ($type, $reply, @payload) =	3250	my ($type, $reply, @payload) =
2649	"ARRAY" eq ref $msg	3251	"ARRAY" eq ref $msg
2650	? @$msg	3252	? @$msg
2651	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3253	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2652		3254
		3255	my @reply;
		3256
2653	if (my $cb = $EXTICMD{$type}) {	3257	if (my $cb = $EXTICMD{$type}) {
2654	my @reply = $cb->($ns, @payload);	3258	@reply = $cb->($ns, @payload);
2655
2656	$ns->ext_reply ($reply, @reply)
2657	if $reply;
2658	}	3259	}
		3260
		3261	$ns->ext_reply ($reply, @reply)
		3262	if $reply;
		3263
2659	} else {	3264	} else {
2660	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2661	}	3266	}
2662		3267
2663	cf::override;	3268	cf::override;
2664	},	3269	},
2665	);	3270	);
…		…
2685		3290
2686	$coro	3291	$coro
2687	}	3292	}
2688		3293
2689	cf::client->attach (	3294	cf::client->attach (
2690	on_destroy => sub {	3295	on_client_destroy => sub {
2691	my ($ns) = @_;	3296	my ($ns) = @_;
2692		3297
2693	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2694	},	3299	},
2695	);	3300	);
…		…
2710	our $safe = new Safe "safe";	3315	our $safe = new Safe "safe";
2711	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
2712		3317
2713	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
2714		3319
2715	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3320	$safe->permit_only (Opcode::opset qw(
		3321	:base_core :base_mem :base_orig :base_math :base_loop
		3322	grepstart grepwhile mapstart mapwhile
		3323	sort time
		3324	));
2716		3325
2717	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
2718		3327
2719	=pod	3328	=pod
2720		3329
2721	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
2722		3331
2723	cf::object	3332	cf::object
2724	contr pay_amount pay_player map x y force_find force_add	3333	contr pay_amount pay_player map x y force_find force_add destroy
2725	insert remove	3334	insert remove name archname title slaying race decrease split
		3335	value
2726		3336
2727	cf::object::player	3337	cf::object::player
2728	player	3338	player
2729		3339
2730	cf::player	3340	cf::player
…		…
2735		3345
2736	=cut	3346	=cut
2737		3347
2738	for (	3348	for (
2739	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2740	insert remove)],	3350	insert remove inv nrof name archname title slaying race
		3351	decrease split destroy change_exp value msg lore send_msg)],
2741	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
2742	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
2743	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
2744	) {	3355	) {
2745	no strict 'refs';
2746	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
2747	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2748	for @funs;	3358	for @funs;
2749	}	3359	}
2750		3360
…		…
2765		3375
2766	my $qcode = $code;	3376	my $qcode = $code;
2767	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2768	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
2769		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
2770	local $_;	3383	local $_;
2771	local @safe::cf::_safe_eval_args = values %vars;
2772		3384
2773	my $eval =	3385	my $eval =
2774	"do {\n"	3386	"do {\n"
2775	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2776	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
2777	. $code	3389	. $code
2778	. "\n}"	3390	. "\n}"
2779	;	3391	;
2780		3392
		3393	if ($CFG{safe_eval}) {
2781	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
2782	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2783	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
2784		3402
2785	if ($@) {	3403	if ($@) {
2786	warn "$@";	3404	warn "$@",
2787	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
2788	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
2789	}	3407	}
2790		3408
2791	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
2792	}	3410	}
2793		3411
…		…
2807	=cut	3425	=cut
2808		3426
2809	sub register_script_function {	3427	sub register_script_function {
2810	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
2811		3429
2812	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
2813	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
2814	}	3432	}
2815		3433
2816	=back	3434	=back
2817		3435
2818	=cut	3436	=cut
…		…
2821	# the server's init and main functions	3439	# the server's init and main functions
2822		3440
2823	sub load_facedata($) {	3441	sub load_facedata($) {
2824	my ($path) = @_;	3442	my ($path) = @_;
2825		3443
		3444	# HACK to clear player env face cache, we need some signal framework
		3445	# for this (global event?)
		3446	%ext::player_env::MUSIC_FACE_CACHE = ();
		3447
		3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3449
2826	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
2827		3451
2828	my $facedata;	3452	my $facedata = decode_storable load_file $path;
2829	0 < aio_load $path, $facedata
2830	or die "$path: $!";
2831
2832	$facedata = Coro::Storable::thaw $facedata;
2833		3453
2834	$facedata->{version} == 2	3454	$facedata->{version} == 2
2835	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
2836		3456
		3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3459	$facedata->{resource}{"res/exp_table"} = {
		3460	type => FT_RSRC,
		3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
		3463	};
		3464	cf::cede_to_tick;
		3465
2837	{	3466	{
2838	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
2839		3468
2840	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3471
2842	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2845	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2846		3477
2847	cf::cede_to_tick;	3478	cf::cede_to_tick;
2848	}	3479	}
2849		3480
2850	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3482	next unless $info->{smooth};
		3483
2852	my $idx = cf::face::find $face	3484	my $idx = cf::face::find $face
2853	or next;	3485	or next;
		3486
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3490	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
2859	}	3492	}
2860		3493
2861	cf::cede_to_tick;	3494	cf::cede_to_tick;
2862	}	3495	}
2863	}	3496	}
…		…
2872		3505
2873	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
2874	}	3507	}
2875		3508
2876	{	3509	{
2877	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
2880	my $enc = JSON::XS->new->utf8->canonical;
2881
2882	my $soundconf = delete $res->{"res/sound.conf"};
2883		3511
2884	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
2885	my $meta = $enc->encode ({	3513	if (defined $info->{type}) {
2886	name => $name,
2887	%{ $info->{meta} || {} },
2888	});
2889
2890	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2891		3515
2892	if ($info->{type} & 1) {
2893	# prepend meta info
2894
2895	my $data = pack "(w/a*)*", $meta, $info->{data};
2896	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2897
2898	cf::face::set_data $idx, 0, $data, $chk;	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3517	cf::face::set_type $idx, $info->{type};
2899	} else {	3518	} else {
2900	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3519	$RESOURCE{$name} = $info; # unused
2901	}	3520	}
2902		3521
2903	cf::face::set_type $idx, $info->{type};
2904
2905	cf::cede_to_tick;	3522	cf::cede_to_tick;
2906	}	3523	}
2907
2908	if ($soundconf) {
2909	$soundconf = $enc->decode (delete $soundconf->{data});
2910
2911	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2912	my $sound = $soundconf->{compat}[$_]
2913	or next;
2914
2915	my $face = cf::face::find "sound/$sound->[1]";
2916	cf::sound::set $sound->[0] => $face;
2917	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2918	}
2919
2920	while (my ($k, $v) = each %{$soundconf->{event}}) {
2921	my $face = cf::face::find "sound/$v";
2922	cf::sound::set $k => $face;
2923	}
2924	}
2925	}	3524	}
		3525
		3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2926		3527
2927	1	3528	1
2928	}	3529	}
2929		3530
2930	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
…		…
2933	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
2934	$ns->fx_want ($k, $v);	3535	$ns->fx_want ($k, $v);
2935	}	3536	}
2936	};	3537	};
2937		3538
		3539	sub load_resource_file($) {
		3540	my $guard = lock_acquire "load_resource_file";
		3541
		3542	my $status = load_resource_file_ $_[0];
		3543	get_slot 0.1, 100;
		3544	cf::arch::commit_load;
		3545
		3546	$status
		3547	}
		3548
2938	sub reload_regions {	3549	sub reload_regions {
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
2939	load_resource_file "$MAPDIR/regions"	3554	load_resource_file "$MAPDIR/regions"
2940	or die "unable to load regions file\n";	3555	or die "unable to load regions file\n";
2941		3556
2942	for (cf::region::list) {	3557	for (cf::region::list) {
2943	$_->{match} = qr/$_->{match}/	3558	$_->{match} = qr/$_->{match}/
…		…
2951	}	3566	}
2952		3567
2953	sub reload_archetypes {	3568	sub reload_archetypes {
2954	load_resource_file "$DATADIR/archetypes"	3569	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";	3570	or die "unable to load archetypes\n";
2956	#d# NEED to laod twice to resolve forward references
2957	# this really needs to be done in an extra post-pass
2958	# (which needs to be synchronous, so solve it differently)
2959	load_resource_file "$DATADIR/archetypes"
2960	or die "unable to load archetypes\n";
2961	}	3571	}
2962		3572
2963	sub reload_treasures {	3573	sub reload_treasures {
2964	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
2965	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
2966	}	3576	}
2967		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
2968	sub reload_resources {	3598	sub reload_resources {
2969	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
2970		3600
		3601	reload_exp_table;
		3602	reload_materials;
		3603	reload_facedata;
		3604	reload_sound;
		3605	reload_archetypes;
2971	reload_regions;	3606	reload_regions;
2972	reload_facedata;
2973	#reload_archetypes;#d#
2974	reload_archetypes;
2975	reload_treasures;	3607	reload_treasures;
2976		3608
2977	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
2978	}	3610	}
2979		3611
2980	sub init {	3612	sub reload_config {
2981	reload_resources;	3613	trace "reloading config file...\n";
2982	}
2983		3614
2984	sub cfg_load {	3615	my $config = load_file "$CONFDIR/config";
2985	open my $fh, "<:utf8", "$CONFDIR/config"	3616	utf8::decode $config;
2986	or return;	3617	*CFG = decode_yaml $config;
2987		3618
2988	local $/;
2989	*CFG = YAML::Syck::Load <$fh>;
2990
2991	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2992		3620
2993	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2994	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2995		3623
2996	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3000	};	3628	};
3001	warn $@ if $@;	3629	warn $@ if $@;
3002	}	3630	}
3003	}	3631	}
3004		3632
		3633	sub pidfile() {
		3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3635	or die "$PIDFILE: $!";
		3636	flock $fh, &Fcntl::LOCK_EX
		3637	or die "$PIDFILE: flock: $!";
		3638	$fh
		3639	}
		3640
		3641	# make sure only one server instance is running at any one time
		3642	sub atomic {
		3643	my $fh = pidfile;
		3644
		3645	my $pid = <$fh>;
		3646	kill 9, $pid if $pid > 0;
		3647
		3648	seek $fh, 0, 0;
		3649	print $fh $$;
		3650	}
		3651
		3652	sub main_loop {
		3653	trace "EV::loop starting\n";
		3654	if (1) {
		3655	EV::loop;
		3656	}
		3657	trace "EV::loop returned\n";
		3658	goto &main_loop unless $REALLY_UNLOOP;
		3659	}
		3660
3005	sub main {	3661	sub main {
		3662	cf::init_globals; # initialise logging
		3663
		3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3668
		3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3670
3006	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3007	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3008	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3673	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3009	(async {	3674	(async {
3010	Event::one_event;	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3676	EV::loop EV::LOOP_ONESHOT;
3011	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3012	};	3678	};
3013		3679
3014	cfg_load;	3680	evthread_start IO::AIO::poll_fileno;
		3681
		3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
		3691	reload_resources;
		3692	reload_config;
3015	db_init;	3693	db_init;
		3694
		3695	cf::init_uuid;
		3696	cf::init_signals;
		3697	cf::init_skills;
		3698
		3699	cf::init_beforeplay;
		3700
		3701	atomic;
		3702
3016	load_extensions;	3703	load_extensions;
3017		3704
3018	$TICK_WATCHER->start;	3705	utime time, time, $RUNTIMEFILE;
3019	Event::loop;	3706
		3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
		3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3710
		3711	cf::_post_init 0;
		3712	};
		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
		3722	goto &main_loop;
3020	}	3723	}
3021		3724
3022	#############################################################################	3725	#############################################################################
3023	# initialisation and cleanup	3726	# initialisation and cleanup
3024		3727
3025	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3026	BEGIN {	3729	BEGIN {
		3730	our %SIGWATCHER = ();
3027	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3028	Event->signal (	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3029	reentrant => 0,
3030	data => WF_AUTOCANCEL,
3031	signal => $signal,
3032	prio => 0,
3033	cb => sub {
3034	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3035	},
3036	);	3734	};
3037	}	3735	}
3038	}	3736	}
3039		3737
3040	sub write_runtime {	3738	sub write_runtime_sync {
3041	my $runtime = "$LOCALDIR/runtime";	3739	my $t0 = AE::time;
3042		3740
3043	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3044	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3045		3743
3046	IO::AIO::aio_utime $runtime, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3047		3745
3048	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3049		3747
3050	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3051	or return;	3749	or return;
3052		3750
3053	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3054	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3055	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3065	aio_utime $fh, undef, undef;	3763	aio_utime $fh, undef, undef;
3066		3764
3067	close $fh	3765	close $fh
3068	or return;	3766	or return;
3069		3767
3070	aio_rename "$runtime~", $runtime	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3071	and return;	3769	and return;
3072		3770
3073	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3074		3772
3075	1	3773	1
		3774	}
		3775
		3776	our $uuid_lock;
		3777	our $uuid_skip;
		3778
		3779	sub write_uuid_sync($) {
		3780	$uuid_skip ||= $_[0];
		3781
		3782	return if $uuid_lock;
		3783	local $uuid_lock = 1;
		3784
		3785	my $uuid = "$LOCALDIR/uuid";
		3786
		3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3788	or return;
		3789
		3790	my $value = uuid_seq uuid_cur;
		3791
		3792	unless ($value) {
		3793	info "cowardly refusing to write zero uuid value!\n";
		3794	return;
		3795	}
		3796
		3797	my $value = uuid_str $value + $uuid_skip;
		3798	$uuid_skip = 0;
		3799
		3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3801	and return;
		3802
		3803	# always fsync - this file is important
		3804	aio_fsync $fh
		3805	and return;
		3806
		3807	close $fh
		3808	or return;
		3809
		3810	aio_rename "$uuid~", $uuid
		3811	and return;
		3812
		3813	trace "uuid file written ($value).\n";
		3814
		3815	1
		3816
		3817	}
		3818
		3819	sub write_uuid($$) {
		3820	my ($skip, $sync) = @_;
		3821
		3822	$sync ? write_uuid_sync $skip
		3823	: async { write_uuid_sync $skip };
3076	}	3824	}
3077		3825
3078	sub emergency_save() {	3826	sub emergency_save() {
3079	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3080		3828
3081	warn "enter emergency perl save\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3082		3835
3083	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3084	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3085	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3086	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3087	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3088	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3089	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3090	$pl->valid or next;	3845	$pl->valid or next;
		3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3091	$pl->save;	3847	$pl->save;
3092	}	3848	}
3093	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3094		3850
3095	warn "begin emergency map save\n";	3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	info "emergency_perl_save: begin map save\n";
3096	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3097	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3098	$map->valid or next;	3856	$map->valid or next;
3099	$map->save;	3857	$map->save;
3100	}	3858	}
3101	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3102		3860
3103	warn "begin emergency database checkpoint\n";	3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
		3863	info "emergency_perl_save: begin database checkpoint\n";
3104	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3105	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
		3866
		3867	info "emergency_perl_save: begin write uuid\n";
		3868	write_uuid_sync 1;
		3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3106	};	3889	};
3107		3890
3108	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3109	}	3892	}
3110		3893
3111	sub post_cleanup {	3894	sub post_cleanup {
3112	my ($make_core) = @_;	3895	my ($make_core) = @_;
3113		3896
		3897	IO::AIO::flush;
		3898
3114	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3115	if $make_core;	3900	if $make_core;
		3901
		3902	my $fh = pidfile;
		3903	unlink $PIDFILE if <$fh> == $$;
		3904	}
		3905
		3906	# a safer delete_package, copied from Symbol
		3907	sub clear_package($) {
		3908	my $pkg = shift;
		3909
		3910	# expand to full symbol table name if needed
		3911	unless ($pkg =~ /^main::.*::$/) {
		3912	$pkg = "main$pkg" if $pkg =~ /^::/;
		3913	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3914	$pkg .= '::' unless $pkg =~ /::$/;
		3915	}
		3916
		3917	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3918	my $stem_symtab = *{$stem}{HASH};
		3919
		3920	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3921	or return;
		3922
		3923	# clear all symbols
		3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3925	for my $name (keys %$leaf_symtab) {
		3926	_gv_clear *{"$pkg$name"};
		3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3928	}
3116	}	3929	}
3117		3930
3118	sub do_reload_perl() {	3931	sub do_reload_perl() {
3119	# can/must only be called in main	3932	# can/must only be called in main
3120	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3121	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3122	return;	3935	return;
3123	}	3936	}
3124		3937
3125	warn "reloading...";	3938	return if $RELOAD++;
3126		3939
3127	warn "entering sync_job";	3940	my $t1 = AE::time;
3128		3941
		3942	while ($RELOAD) {
		3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
		3945
		3946	trace "perl_reload: entering sync_job";
		3947
3129	cf::sync_job {	3948	cf::sync_job {
3130	cf::write_runtime; # external watchdog should not bark
3131	cf::emergency_save;	3949	#cf::emergency_save;
3132	cf::write_runtime; # external watchdog should not bark
3133		3950
3134	warn "syncing database to disk";
3135	BDB::db_env_txn_checkpoint $DB_ENV;
3136
3137	# if anything goes wrong in here, we should simply crash as we already saved
3138
3139	warn "cancelling all WF_AUTOCANCEL watchers";
3140	for (Event::all_watchers) {
3141	$_->cancel if $_->data & WF_AUTOCANCEL;
3142	}
3143
3144	warn "flushing outstanding aio requests";
3145	for (;;) {
3146	BDB::flush;
3147	IO::AIO::flush;
3148	Coro::cede;
3149	last unless IO::AIO::nreqs || BDB::nreqs;
3150	warn "iterate...";
3151	}
3152
3153	++$RELOAD;
3154
3155	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3156	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3157	%EXT_CORO = ();	3953	%EXT_CORO = ();
3158		3954
3159	warn "removing commands";	3955	trace "perl_reload: removing commands";
3160	%COMMAND = ();	3956	%COMMAND = ();
3161		3957
3162	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3163	%EXTCMD = ();	3959	%EXTCMD = ();
3164	%EXTICMD = ();	3960	%EXTICMD = ();
3165		3961
3166	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3167	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3168	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3169		3965
3170	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3171	eval {	3967	eval {
3172	$cb->($pkg);	3968	$cb->($pkg);
3173	1	3969	1
3174	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
		3971	}
		3972
		3973	trace "... clearing $pkg";
		3974	clear_package $pkg;
3175	}	3975	}
3176		3976
3177	warn "... nuking $pkg";
3178	Symbol::delete_package $pkg;
3179	}
3180
3181	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3182	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3183	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3184		3980
3185	warn "... unloading $k";	3981	trace "... unloading $k";
3186	delete $INC{$k};	3982	delete $INC{$k};
3187		3983
3188	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3189	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3190		3986
3191	if (my $cb = $k->can ("unload_module")) {	3987	if (my $cb = $k->can ("unload_module")) {
3192	$cb->();	3988	$cb->();
		3989	}
		3990
		3991	clear_package $k;
3193	}	3992	}
3194		3993
3195	Symbol::delete_package $k;
3196	}
3197
3198	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3199	Symbol::delete_package "safe::$_"	3995	clear_package "safe::$_"
3200	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3201		3997
3202	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3203	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3204	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3205		4001
3206	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3207	# and global variables created in xs	4003	# and global variables created in xs
3208	#Symbol::delete_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3209		4005
3210	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3211		4007
3212	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3213	require cf;	4009	require cf;
3214	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3215		4011
3216	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3217	cf::cfg_load;	4013	cf::reload_config;
3218		4014
3219	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3220	cf::load_extensions;	4016	cf::load_extensions;
3221		4017
		4018	if ($REATTACH_ON_RELOAD) {
3222	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3223	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3224	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3225	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3226	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3227	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3228		4026
3229	warn "leaving sync_job";	4027	cf::_post_init 1;
3230		4028
		4029	trace "perl_reload: leaving sync_job";
		4030
3231	1	4031	1
3232	} or do {	4032	} or do {
3233	warn $@;	4033	error $@;
3234	warn "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3235	exit 1;	4035	};
		4036
		4037	--$RELOAD;
3236	};	4038	}
3237		4039
3238	warn "reloaded";	4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3239	};	4042	};
3240		4043
3241	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3242		4045
3243	sub reload_perl() {	4046	sub reload_perl() {
3244	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3245	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3246		4049
3247	$RELOAD_WATCHER ||= Event->timer (	4050	$RELOAD_WATCHER ||= cf::async {
3248	reentrant => 0,	4051	Coro::AIO::aio_wait cache_extensions;
3249	after => 0,	4052
3250	data => WF_AUTOCANCEL,	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3251	cb => sub {
3252	do_reload_perl;	4054	do_reload_perl;
3253	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
3254	},	4056	};
3255	);	4057	};
3256	}	4058	}
3257		4059
3258	register_command "reload" => sub {	4060	register_command "reload" => sub {
3259	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
3260		4062
3261	if ($who->flag (FLAG_WIZ)) {	4063	if ($who->flag (FLAG_WIZ)) {
3262	$who->message ("reloading server.");	4064	$who->message ("reloading server.");
		4065	async {
		4066	$Coro::current->{desc} = "perl_reload";
3263	async { reload_perl };	4067	reload_perl;
		4068	};
3264	}	4069	}
3265	};	4070	};
3266		4071
3267	unshift @INC, $LIBDIR;	4072	#############################################################################
3268		4073
3269	my $bug_warning = 0;	4074	my $bug_warning = 0;
3270		4075
3271	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3272	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3273		4078
3274	sub wait_for_tick {	4079	sub wait_for_tick() {
3275	return unless $TICK_WATCHER->is_active;
3276	return if $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3277		4081
3278	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3279	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3280	$signal->wait;	4084	$signal->wait;
3281	}	4085	}
3282		4086
3283	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		4089
3287	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3289	$signal->wait;	4092	$signal->wait;
3290	}	4093	}
3291		4094
3292	my $min = 1e6;#d#	4095	sub tick {
3293	my $avg = 10;
3294	$TICK_WATCHER = Event->timer (
3295	reentrant => 0,
3296	parked => 1,
3297	prio => 0,
3298	at => $NEXT_TICK || $TICK,
3299	data => WF_AUTOCANCEL,
3300	cb => sub {
3301	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3302	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3303	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3304	return;	4099	return;
3305	}	4100	}
3306		4101
3307	$NOW = $tick_start = Event::time;
3308
3309	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3310		4103
3311	0 && sync_job {#d#	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3312	for(1..10) {
3313	my $t = Event::time;
3314	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3315	or die;
3316		4105
3317	$map->width (50);	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3318	$map->height (50);	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3319	$map->alloc;	4108	Coro::async_pool {
3320	$map->_load_objects ("/tmp/x.map", 1);	4109	$Coro::current->{desc} = "runtime saver";
3321	my $t = Event::time - $t;	4110	write_runtime_sync
3322		4111	or error "ERROR: unable to write runtime file: $!";
3323	#next unless $t < 0.0013;#d#
3324	if ($t < $min) {
3325	$min = $t;
3326	}
3327	$avg = $avg * 0.99 + $t * 0.01;
3328	}
3329	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3330	exit 0;
3331	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3332	};	4112	};
		4113	}
3333		4114
3334	$RUNTIME += $TICK;
3335	$NEXT_TICK += $TICK;
3336
3337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3338	$NEXT_RUNTIME_WRITE = $NOW + 10;
3339	Coro::async_pool {
3340	write_runtime
3341	or warn "ERROR: unable to write runtime file: $!";
3342	};
3343	}
3344
3345	# my $AFTER = Event::time;
3346	# warn $AFTER - $NOW;#d#
3347
3348	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3349	$sig->send;	4116	$sig->send;
3350	}	4117	}
3351	while (my $sig = shift @WAIT_FOR_TICK) {	4118	while (my $sig = shift @WAIT_FOR_TICK) {
3352	$sig->send;	4119	$sig->send;
3353	}	4120	}
3354		4121
3355	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3356
3357	# if we are delayed by four ticks or more, skip them all
3358	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3359
3360	$TICK_WATCHER->at ($NEXT_TICK);
3361	$TICK_WATCHER->start;
3362
3363	$LOAD = ($NOW - $tick_start) / $TICK;
3364	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3365		4124
3366	_post_tick;	4125	if (0) {
3367		4126	if ($NEXT_TICK) {
3368		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3369	},	4131	}
3370	);	4132	}
3371		4133
3372	{	4134	{
3373	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3374	$BDB_POLL_WATCHER = Event->io (	4136
3375	reentrant => 0,
3376	fd => BDB::poll_fileno,
3377	poll => 'r',
3378	prio => 0,
3379	data => WF_AUTOCANCEL,
3380	cb => \&BDB::poll_cb,
3381	);
3382	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3383		4138	BDB::max_poll_reqs $TICK * 0.1;
3384	BDB::set_sync_prepare {	4139	$AnyEvent::BDB::WATCHER->priority (1);
3385	my $status;
3386	my $current = $Coro::current;
3387	(
3388	sub {
3389	$status = $!;
3390	$current->ready; undef $current;
3391	},
3392	sub {
3393	Coro::schedule while defined $current;
3394	$! = $status;
3395	},
3396	)
3397	};
3398		4140
3399	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3400	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3401		4148
3402	cf::sync_job {	4149	cf::sync_job {
3403	eval {	4150	eval {
3404	BDB::db_env_open	4151	BDB::db_env_open
3405	$DB_ENV,	4152	$DB_ENV,
…		…
3407	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3408	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3409	0666;	4156	0666;
3410		4157
3411	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3412
3413	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3414	$DB_ENV->set_lk_detect;
3415	};	4159	};
3416		4160
3417	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3418	};	4162	};
3419	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3420	}	4174	}
3421		4175
3422	{	4176	{
		4177	# configure IO::AIO
		4178
3423	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3424
3425	undef $Coro::AIO::WATCHER;
3426	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3427	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3428	reentrant => 0,
3429	data => WF_AUTOCANCEL,
3430	fd => IO::AIO::poll_fileno,
3431	poll => 'r',
3432	prio => 6,
3433	cb => \&IO::AIO::poll_cb,
3434	);
3435	}	4182	}
3436		4183
3437	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3438		4186
3439	sub _log_backtrace {	4187	sub _log_backtrace {
3440	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3441		4189
3442	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3443		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3444	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3445	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3446	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3447	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3448	my @bt = fork_call {	4203	my @bt = fork_call {
3449	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3450	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3451	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3452	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3460	}	4215	}
3461		4216
3462	@funcs	4217	@funcs
3463	};	4218	};
3464		4219
3465	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3466	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3467	--$_log_backtrace;	4223	--$_log_backtrace;
3468	};	4224	};
3469	} else {	4225	} else {
3470	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3471	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3472	}	4228	}
3473	}	4229	}
3474		4230
3475	# load additional modules	4231	# load additional modules
3476	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3477		4234
3478	END { cf::emergency_save }	4235	END { cf::emergency_save }
3479		4236
3480	1	4237	1
3481		4238

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