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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		132
87	our %CFG;	133	our %CFG;
88		134
89	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
91		138
92	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
95		142
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		145
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		155
103	binmode STDOUT;	156	binmode STDOUT;
104	binmode STDERR;	157	binmode STDERR;
105		158
106	# read virtual server time, if available	159	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
111	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
112		167
113	mkdir $_	168	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		170
116	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
117		172
118	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::"} };
119		189
120	#############################################################################	190	#############################################################################
121		191
122	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
123		193
…		…
159		229
160	The raw value load value from the last tick.	230	The raw value load value from the last tick.
161		231
162	=item %cf::CFG	232	=item %cf::CFG
163		233
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	235	from wherever your confdir points to.
166		236
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		238
169	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
170	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
171	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.
172		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
173	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
174		249
175	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
176	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
177	that call.	252	that call.
178		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
179	=back	260	=back
180		261
181	=cut	262	=cut
182		263
183	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	271	my $msg = join "", @_;
186		272
187	$msg .= "\n"	273	$msg .= "\n"
188	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
189		275
190	$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;
191		277
192	utf8::encode $msg;
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	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	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$Event::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$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;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		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
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	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
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
277	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	457	deadlocked coro.
…		…
284		463
285	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.
286		465
287	=cut	466	=cut
288		467
289	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
290		469
291	sub lock_wait($) {	470	sub lock_wait($) {
292	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	472	}
300		473
301	sub lock_acquire($) {	474	sub lock_acquire($) {
302	my ($key) = @_;	475	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	476	}
314		477
315	sub lock_active($) {	478	sub lock_active($) {
316	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	480	}
320		481
321	sub freeze_mainloop {	482	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
323		484
324	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	486	}
326	};	487
327	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
328	$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
329	}	501	}
330		502
331	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
332		504
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
336		512
337	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
338	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
339		515
340	Useful for short background jobs.	516	Useful for short background jobs.
341		517
342	=cut	518	=cut
343		519
344	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
346		523
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
349	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
350		530
351	while () {	531	while () {
352	next_job:	532	next_job:
		533
353	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	535
355	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	540	$job->[2]->send;
359	Coro::cede;	541	Coro::cede;
360	goto next_job;	542	goto next_job;
361	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	545	}
363	}	546	}
364		547
365	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
366	# 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
367	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	551	$signal->wait;
369	} else {	552	} else {
		553	$busy = 0;
370	Coro::schedule;	554	Coro::schedule;
371	}	555	}
372	}	556	}
373	};	557	};
374		558
375	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
376	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
377		563
378	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
379	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
380		567
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
394		581
395	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
396		583
397	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
398		585
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	589	acceptable.
403		590
404	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	596	=cut
410		597
411	sub sync_job(&) {	598	sub sync_job(&) {
412	my ($job) = @_;	599	my ($job) = @_;
413		600
414	if ($Coro::current == $Coro::main) {	601	if (in_main) {
415	my $time = Event::time;	602	my $time = AE::time;
416		603
417	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
419		606
420	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	608
422	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
423		610
424	my $busy = 1;	611	my $busy = 1;
425	my @res;	612	my @res;
426		613
427	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	616	@res = eval { $job->() };
429	warn $@ if $@;	617	error $@ if $@;
430	undef $busy;	618	undef $busy;
431	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
432		620
433	while ($busy) {	621	while ($busy) {
434	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
435	}	626	}
		627	}
436		628
437	$time = Event::time - $time;	629	my $time = AE::time - $time;
438		630
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
443		632
444	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
445	} else {	634	} else {
446	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
447		636
…		…
467	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
468		657
469	$coro	658	$coro
470	}	659	}
471		660
472	=item fork_call { }, $args	661	=item fork_call { }, @args
473		662
474	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
478		667
479	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
480		673
481	sub fork_call(&@) {	674	sub fork_call(&@) {
482	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
483		676
484	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
487		680
488	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
489	reset_signals;	682	cf::post_fork;
490	&$cb	683	&$cb
491	}, @args;	684	} @args;
492		685
493	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		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
494	}	725	}
495		726
496	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
497		728
498	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
501		732
502	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
503	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).
504		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
505	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
506		762
507	our $DB;	763	our $DB;
508		764
509	sub db_init {	765	sub db_init {
510	unless ($DB) {	766	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	767	}
525		768
526	sub db_get($$) {	769	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
528		771
529	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
530	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
531		776
532	$! ? ()	777	$! ? ()
533	: $data	778	: $data
534	}
535	}	779	}
536		780
537	sub db_put($$$) {	781	sub db_put($$$) {
538	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		811
568	my @data;	812	my @data;
569	my $md5;	813	my $md5;
570		814
571	for (0 .. $#$src) {	815	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	817	}
575		818
576	# if processing is expensive, check	819	# if processing is expensive, check
577	# checksum first	820	# checksum first
578	if (1) {	821	if (1) {
…		…
595		838
596	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	840	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
599		842
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		844
602	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
605		848
…		…
615		858
616	=cut	859	=cut
617		860
618	sub datalog($@) {	861	sub datalog($@) {
619	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	864	}
622		865
623	=back	866	=back
624		867
625	=cut	868	=cut
626		869
627	#############################################################################	870	#############################################################################
628		871
629	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
630		873
631	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
632	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")
633	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
634		877
635	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>
636	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
637	Crossfire TRT).	880	Deliantra).
638		881
639	=over 4	882	=over 4
640		883
641	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
642		885
…		…
686	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
687		930
688	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
690		933
691	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		936
694	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
695		938
696	=over 4	939	=over 4
…		…
820		1063
821	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1066
824	} elsif (ref $type) {	1067	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
826		1069
827	} else {	1070	} else {
828	shift @arg;	1071	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
830	}	1073	}
831	}	1074	}
832	}	1075	}
833		1076
834	sub _object_attach {	1077	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
845	}	1088	}
846		1089
847	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
848	} else {	1091	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1093	}
851		1094
852	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
853	}	1096	}
854		1097
…		…
913		1156
914	for (@$callbacks) {	1157	for (@$callbacks) {
915	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
916		1159
917	if ($@) {	1160	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1162	override;
921	}	1163	}
922		1164
923	return 1 if $override;	1165	return 1 if $override;
924	}	1166	}
925		1167
926	0	1168	0
927	}	1169	}
928		1170
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1172
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1174
933	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
934		1176
…		…
940		1182
941	=cut	1183	=cut
942		1184
943	#############################################################################	1185	#############################################################################
944	# object support	1186	# object support
945	#
946		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 $SLOW_MERGES;#d#
947	sub _can_merge {	1221	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
949		1223
950	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1225
954	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
955	}	1228	}
956		1229
957	sub reattach {	1230	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1232	my ($obj) = @_;
960		1233
		1234	# no longer needed after getting rid of delete_package?
961	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
962		1236
963	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
964		1238
965	@$registry = ();	1239	@$registry = ();
966		1240
…		…
971	for (@$attach) {	1245	for (@$attach) {
972	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
974	}	1248	}
975	} else {	1249	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1251	}
978	}	1252	}
979	}	1253	}
980		1254
981	cf::attachable->attach (	1255	cf::attachable->attach (
982	prio => -1000000,	1256	prio => -1000000,
983	on_instantiate => sub {	1257	on_instantiate => sub {
984	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
985		1259
986	$data = from_json $data;	1260	$data = decode_json $data;
987		1261
988	for (@$data) {	1262	for (@$data) {
989	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
990		1264
991	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1281	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1009		1283
1010	sync_job {	1284	sync_job {
1011	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1014		1290
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1298	aio_close $fh;
1020		1299
1021	if (@$objs) {	1300	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1309	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1311	}
1030	} else {	1312	} else {
1031	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1032	}	1314	}
1033		1315
1034	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1320	} else {
1036	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1037	}	1322	}
1038	} else {	1323	} else {
1039	aio_unlink $filename;	1324	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1041	}	1326	}
1042	}	1327	};
1043	}	1328	}
1044		1329
1045	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1047		1332
…		…
1059	or return;	1344	or return;
1060		1345
1061	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1348	or return;
		1349
1064	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1065	}	1352	}
1066		1353
		1354	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1069	return ($data, $av);	1359	($data, $av)
1070	}	1360	}
1071		1361
1072	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1073		1363
1074	=over 4	1364	=over 4
…		…
1128	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1129		1419
1130	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1131	}	1421	}
1132		1422
		1423	use File::Glob ();
		1424
1133	cf::player->attach (	1425	cf::player->attach (
1134	on_command => sub {	1426	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1136		1428
1137	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1138	or return;	1430	or return;
1139		1431
…		…
1162		1454
1163	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1456	if $reply;
1165		1457
1166	} else {	1458	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1460	}
1169		1461
1170	cf::override;	1462	cf::override;
1171	},	1463	},
1172	);	1464	);
1173		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
1174	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1175	cf::sync_job {	1482	cf::sync_job {
1176	my %todo;	1483	my %todo;
1177		1484
1178	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1486	next unless -r $path;
…		…
1197		1504
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1507
1201	$ext{source} =	1508	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1204	. $source	1511	. $source
1205	. "\n};\n1";	1512	. "\n};\n1";
1206		1513
1207	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1208	}	1515	}
1209		1516
		1517	my $pass = 0;
1210	my %done;	1518	my %done;
1211	while (%todo) {	1519	while (%todo) {
1212	my $progress;	1520	my $progress;
1213		1521
		1522	++$pass;
		1523
		1524	ext:
1214	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1527	next ext
1217	unless exists $done{$_};	1528	unless exists $done{$_};
1218	}	1529	}
1219		1530
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1532
1222	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1227	warn $msg;	1540
1228	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1542	delete $todo{$k};
1230	}	1543	} else {
1231		1544	$done{$k} = delete $todo{$k};
1232	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1233	}	1550	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1551	}
1239		1552
1240	skip:	1553	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	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	}
1243	}	1563	}
1244	};	1564	};
1245	}	1565	}
1246		1566
1247	#############################################################################	1567	#############################################################################
1248		1568
1249	=back	1569	=back
1250		1570
1251	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1252		1572
1253	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1254		1574
1255	=cut	1575	=cut
1256		1576
1257	package cf::player;	1577	package cf::player;
1258		1578
1259	use Coro::AIO;	1579	use Coro::AIO;
1260		1580
1261	=head3 cf::player	1581	=head3 cf::player
1262		1582
1263	=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	}
1264		1598
1265	=item cf::player::find $login	1599	=item cf::player::find $login
1266		1600
1267	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1268		1602
…		…
1287		1621
1288	sub exists($) {	1622	sub exists($) {
1289	my ($login) = @_;	1623	my ($login) = @_;
1290		1624
1291	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1293	}	1627	}
1294		1628
1295	sub find($) {	1629	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1631	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1642
1309	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1310	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;
1311	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1312	}	1652	}
1313	}	1653	}
1314	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1315		1668
1316	sub save($) {	1669	sub save($) {
1317	my ($pl) = @_;	1670	my ($pl) = @_;
1318		1671
1319	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1323		1676
1324	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1325		1678
1326	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		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];
1328		1686
1329	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1688	cf::cede_to_tick;
1331	}	1689	}
1332		1690
…		…
1364	my ($pl) = @_;	1722	my ($pl) = @_;
1365		1723
1366	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1367		1725
1368	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1369	$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
1370		1728
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1374	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1375		1737
1376	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1413	or return [];	1775	or return [];
1414		1776
1415	my @logins;	1777	my @logins;
1416		1778
1417	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") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1421		1789
1422	utf8::decode $login;	1790	utf8::decode $login;
1423	push @logins, $login;	1791	push @logins, $login;
1424	}	1792	}
1425		1793
1426	\@logins	1794	\@logins
1427	}	1795	}
1428		1796
1429	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1430		1800
1431	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1432	player. May block.	1802	player. May block.
1433		1803
1434	=cut	1804	=cut
…		…
1452	}	1822	}
1453		1823
1454	\@paths	1824	\@paths
1455	}	1825	}
1456		1826
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1828
1459	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1830
1508	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1509		1832
1510	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1511		1834
…		…
1543		1866
1544	=cut	1867	=cut
1545		1868
1546	sub find_by_path($) {	1869	sub find_by_path($) {
1547	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1548		1873
1549	my ($match, $specificity);	1874	my ($match, $specificity);
1550		1875
1551	for my $region (list) {	1876	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1580		1905
1581	sub generate_random_map {	1906	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1583	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1584	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1592	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1593	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1594	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1595	(cf::region::find $rmp->{region}), $rmp->{custom}
1596	)
1597	}	1912	}
1598		1913
1599	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1600		1915
1601	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
…		…
1606		1921
1607	sub register {	1922	sub register {
1608	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	1924	my $pkg = caller;
1610		1925
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		1927
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1929	}
1616		1930
1617	# also paths starting with '/'	1931	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1933
1620	sub thawer_merge {	1934	sub thawer_merge {
1621	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1622		1936
1623	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1628	}	1942	}
1629		1943
1630	sub normalise {	1944	sub normalise {
1631	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1632		1946
1633	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1634		1948
1635	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1636		1950
1637	# map plan:	1951	# map plan:
1638	#	1952	#
…		…
1640	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1641	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1642	# ?random/... random maps	1956	# ?random/... random maps
1643	# /... normal maps	1957	# /... normal maps
1644	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1645		1960
1646	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1647		1962
1648	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1649	# something that looks reasonable	1964	# something that looks reasonable
1650	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1651	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1652		1967
1653	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1654	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1655	}	1984	}
1656		1985
1657	for ($path) {	1986	for ($path) {
1658	redo if s{//}{/};
1659	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1660	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1661	}	1989	}
1662		1990
1663	$path	1991	$path
…		…
1677	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1678	return $self;	2006	return $self;
1679	}	2007	}
1680	}	2008	}
1681		2009
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	2011	()
1684	}	2012	}
1685		2013
		2014	# may re-bless or do other evil things
1686	sub init {	2015	sub init {
1687	my ($self) = @_;	2016	my ($self) = @_;
1688		2017
1689	$self	2018	$self
1690	}	2019	}
…		…
1709		2038
1710	# the temporary/swap location	2039	# the temporary/swap location
1711	sub save_path {	2040	sub save_path {
1712	my ($self) = @_;	2041	my ($self) = @_;
1713		2042
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1716	}	2045	}
1717		2046
1718	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1719	sub uniq_path {	2048	sub uniq_path {
1720	my ($self) = @_;	2049	my ($self) = @_;
1721		2050
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	2053	}
1734		2054
1735	sub decay_objects {	2055	sub decay_objects {
1736	my ($self) = @_;	2056	my ($self) = @_;
1737		2057
…		…
1750		2070
1751	sub load_header_from($) {	2071	sub load_header_from($) {
1752	my ($self, $path) = @_;	2072	my ($self, $path) = @_;
1753		2073
1754	utf8::encode $path;	2074	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	2075	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	2076	or return;
1760		2077
		2078	$self->_load_header ($f)
		2079	or return;
		2080
		2081	local $MAP_LOADING{$self->{path}} = $self;
		2082	$f->resolve_delayed_derefs;
		2083
1761	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1762		2085
1763	1	2086	1
1764	}	2087	}
1765		2088
		2089	# used to laod the header of an original map
1766	sub load_header_orig {	2090	sub load_header_orig {
1767	my ($self) = @_;	2091	my ($self) = @_;
1768		2092
1769	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1770	}	2094	}
1771		2095
		2096	# used to laod the header of an instantiated map
1772	sub load_header_temp {	2097	sub load_header_temp {
1773	my ($self) = @_;	2098	my ($self) = @_;
1774		2099
1775	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1776	}	2101	}
1777		2102
		2103	# called after loading the header from an instantiated map
1778	sub prepare_temp {	2104	sub prepare_temp {
1779	my ($self) = @_;	2105	my ($self) = @_;
1780		2106
1781	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1782	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1783	# safety	2109	# safety
1784	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1785	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1786	}	2112	}
1787		2113
		2114	# called after loading the header from an original map
1788	sub prepare_orig {	2115	sub prepare_orig {
1789	my ($self) = @_;	2116	my ($self) = @_;
1790		2117
1791	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1792	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1816		2143
1817	sub find;	2144	sub find;
1818	sub find {	2145	sub find {
1819	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1820		2147
		2148	cf::cede_to_tick;
		2149
1821	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1822		2151
		2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2154
1825	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1828	or return;	2157	or return;
1829		2158
1830	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1831		2160
…		…
1833	or return;	2162	or return;
1834		2163
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
		2168	undef $guard1;
1838	$map->reset;	2169	$map->reset;
1839	undef $guard;
1840	return find $path;	2170	return find $path;
1841	}	2171	}
1842		2172
1843	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1844	}	2174	}
1845	}	2175	}
1846		2176
1847	sub pre_load { }	2177	sub pre_load { }
1848	sub post_load { }	2178	#sub post_load { } # XS
1849		2179
1850	sub load {	2180	sub load {
1851	my ($self) = @_;	2181	my ($self) = @_;
1852		2182
1853	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
1854		2184
1855	my $path = $self->{path};	2185	my $path = $self->{path};
1856		2186
1857	{	2187	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2188	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2189
		2190	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2191	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2192
1863	$self->in_memory (cf::MAP_LOADING);	2193	$self->in_memory (cf::MAP_LOADING);
1864		2194
1865	$self->alloc;	2195	$self->alloc;
1866		2196
1867	$self->pre_load;	2197	$self->pre_load;
1868	cf::cede_to_tick;	2198	cf::cede_to_tick;
1869		2199
1870	$self->_load_objects ($self->{load_path}, 1)	2200	if (exists $self->{load_path}) {
		2201	my $f = new_from_file cf::object::thawer $self->{load_path};
		2202	$f->skip_block;
		2203	$self->_load_objects ($f)
1871	or return;	2204	or return;
1872		2205
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
1874	if delete $self->{load_original};	2207	if delete $self->{load_original};
1875		2208
1876	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2210	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2211	unless (aio_stat $uniq) {
		2212	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2213	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2214	$self->_load_objects ($f);
		2215	$f->resolve_delayed_derefs;
		2216	}
		2217	}
1881	}	2218	}
		2219
		2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
1882	}	2224	}
1883		2225
1884	cf::cede_to_tick;	2226	cf::cede_to_tick;
1885	# now do the right thing for maps	2227	# now do the right thing for maps
1886	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
…		…
1891	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2234	$self->decay_objects;
1893	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
1894	$self->update_buttons;	2236	$self->update_buttons;
1895	cf::cede_to_tick;	2237	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2238	$self->activate;
1899	}	2239	}
1900		2240
1901	$self->{last_save} = $cf::RUNTIME;	2241	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2242	$self->last_access ($cf::RUNTIME);
1903		2243
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2245	}
1906		2246
1907	$self->post_load;	2247	$self->post_load;
1908	}
1909		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2255	sub customise_for {
1911	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
1912		2257
1913	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2259	if $self->per_player;
…		…
1930	or next;	2275	or next;
1931	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
1932	or next;	2277	or next;
1933	$neigh->load;	2278	$neigh->load;
1934		2279
		2280	# now find the diagonal neighbours
1935	push @neigh,	2281	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2284	}
1939		2285
…		…
1946	}	2292	}
1947		2293
1948	sub find_sync {	2294	sub find_sync {
1949	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
1950		2296
1951	cf::sync_job { find $path, $origin }	2297	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2298	if $Coro::current == $Coro::main;
		2299
		2300	find $path, $origin
1952	}	2301	}
1953		2302
1954	sub do_load_sync {	2303	sub do_load_sync {
1955	my ($map) = @_;	2304	my ($map) = @_;
1956		2305
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
1959		2308
1960	cf::sync_job { $map->load };	2309	$map->load;
1961	}	2310	}
1962		2311
1963	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
1965		2314
1966	sub find_async {	2315	sub find_async {
1967	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
1968		2317
1969	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
1970		2319
1971	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2322	}
1974		2323
1975	$MAP_PREFETCH{$path} |= $load;	2324	$MAP_PREFETCH{$path} |= $load;
1976		2325
1977	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
		2327	$Coro::current->{desc} = "map prefetcher";
		2328
1978	while (%MAP_PREFETCH) {	2329	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2330	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2331	if (my $map = find $k) {
1981	$map->load if $v;	2332	$map->load if $v;
1982	}	2333	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
1990		2341
1991	()	2342	()
1992	}	2343	}
1993		2344
		2345	# common code, used by both ->save and ->swapout
1994	sub save {	2346	sub _save {
1995	my ($self) = @_;	2347	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2348
1999	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2000		2350
2001	return unless $self->dirty;	2351	return unless $self->dirty;
2002		2352
…		…
2008	return if $self->{deny_save};	2358	return if $self->{deny_save};
2009		2359
2010	local $self->{last_access} = $self->last_access;#d#	2360	local $self->{last_access} = $self->last_access;#d#
2011		2361
2012	cf::async {	2362	cf::async {
		2363	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
2014	};	2365	};
		2366
		2367	cf::get_slot 0.02;
2015		2368
2016	if ($uniq) {	2369	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2372	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2374	}
2022	}	2375	}
2023		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2024	sub swap_out {	2385	sub swap_out {
2025	my ($self) = @_;	2386	my ($self) = @_;
2026		2387
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
2032	return if $self->players;	2392	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
		2397	$self->in_memory (cf::MAP_SWAPPED);
		2398
		2399	# then atomically save
		2400	$self->_save;
		2401
		2402	# then free the map
2036	$self->clear;	2403	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2404	}
2039		2405
2040	sub reset_at {	2406	sub reset_at {
2041	my ($self) = @_;	2407	my ($self) = @_;
2042		2408
…		…
2060		2426
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2428
2063	return if $self->players;	2429	return if $self->players;
2064		2430
2065	warn "resetting map ", $self->path;	2431	cf::trace "resetting map ", $self->path, "\n";
2066		2432
2067	$self->in_memory (cf::MAP_SWAPPED);	2433	$self->in_memory (cf::MAP_SWAPPED);
2068		2434
2069	# need to save uniques path	2435	# need to save uniques path
2070	unless ($self->{deny_save}) {	2436	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2440	if $uniq;
2075	}	2441	}
2076		2442
2077	delete $cf::MAP{$self->path};	2443	delete $cf::MAP{$self->path};
2078		2444
		2445	$self->deactivate;
		2446	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2447	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2448
2083	$self->unlink_save;	2449	$self->unlink_save;
2084	$self->destroy;	2450	$self->destroy;
2085	}	2451	}
2086		2452
…		…
2094		2460
2095	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2096		2462
2097	$self->unlink_save;	2463	$self->unlink_save;
2098		2464
2099	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2470
…		…
2153		2519
2154	sub unique_maps() {	2520	sub unique_maps() {
2155	[	2521	[
2156	map {	2522	map {
2157	utf8::decode $_;	2523	utf8::decode $_;
2158	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2159	? normalise $_	2527	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2529	]
2163	}	2530	}
2164		2531
2165	package cf;	2532	=item cf::map::static_maps
		2533
		2534	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2535	file in the shared directory excluding F</styles> and F</editor>). May
		2536	block.
		2537
		2538	=cut
		2539
		2540	sub static_maps() {
		2541	my @dirs = "";
		2542	my @maps;
		2543
		2544	while (@dirs) {
		2545	my $dir = shift @dirs;
		2546
		2547	next if $dir eq "/styles" || $dir eq "/editor";
		2548
		2549	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2550	or return;
		2551
		2552	for (@$files) {
		2553	s/\.map$// or next;
		2554	utf8::decode $_;
		2555	push @maps, "$dir/$_";
		2556	}
		2557
		2558	push @dirs, map "$dir/$_", @$dirs;
		2559	}
		2560
		2561	\@maps
		2562	}
2166		2563
2167	=back	2564	=back
2168		2565
2169	=head3 cf::object	2566	=head3 cf::object
2170		2567
…		…
2174		2571
2175	=over 4	2572	=over 4
2176		2573
2177	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2178		2575
2179	Returns the inventory of the object _and_ their inventories, recursively.	2576	Returns the inventory of the object I<and> their inventories, recursively,
		2577	but I<not> the object itself.
2180		2578
2181	=cut	2579	=cut
2182		2580
2183	sub inv_recursive_;	2581	sub inv_recursive_;
2184	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2187		2585
2188	sub inv_recursive {	2586	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2190	}	2588	}
2191		2589
		2590	=item $ref = $ob->ref
		2591
		2592	Creates and returns a persistent reference to an object that can be stored as a string.
		2593
		2594	=item $ob = cf::object::deref ($refstring)
		2595
		2596	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2597	even if the object actually exists. May block.
		2598
		2599	=cut
		2600
		2601	sub deref {
		2602	my ($ref) = @_;
		2603
		2604	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2605	my ($uuid, $name) = ($1, $2);
		2606	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2607	or return;
		2608	$pl->ob->uuid eq $uuid
		2609	or return;
		2610
		2611	$pl->ob
		2612	} else {
		2613	warn "$ref: cannot resolve object reference\n";
		2614	undef
		2615	}
		2616	}
		2617
2192	package cf;	2618	package cf;
2193		2619
2194	=back	2620	=back
2195		2621
2196	=head3 cf::object::player	2622	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2628	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2629	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2205		2631
2206	=cut	2632	=cut
		2633
		2634	our $SAY_CHANNEL = {
		2635	id => "say",
		2636	title => "Map",
		2637	reply => "say ",
		2638	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2639	};
		2640
		2641	our $CHAT_CHANNEL = {
		2642	id => "chat",
		2643	title => "Chat",
		2644	reply => "chat ",
		2645	tooltip => "Player chat and shouts, global to the server.",
		2646	};
2207		2647
2208	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2649	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2650	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2665
2226	} else {	2666	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2669	}
2230	}	2670	}
2231	}	2671	}
2232		2672
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2698
2259	=item $player_object->enter_link	2699	=item $player_object->enter_link
2260		2700
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2701	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2702
2263	The player should be reasonably safe there for short amounts of time. You	2703	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2704	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2705	though, as the player cannot control the character while it is on the link
		2706	map.
2265		2707
2266	Will never block.	2708	Will never block.
2267		2709
2268	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2269		2711
…		…
2289	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2732	my ($self) = @_;
2291		2733
2292	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2293		2735
		2736	++$self->{_link_recursion};
		2737
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2739
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2298		2742
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2744	}
2301		2745
2302	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2304		2748
…		…
2321	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2323		2767
2324	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2327		2771
2328	$map->load;	2772	$map->load;
2329	$map->load_neighbours;	2773	$map->load_neighbours;
2330		2774
2331	return unless $self->contr->active;	2775	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2776
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2336	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2337		2784
		2785	}
		2786
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2788
2340	Moves the player to the given map-path and coordinates by first freezing	2789	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2791	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2792	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2793	be called at the end of this process.
2345		2794
		2795	Note that $check will be called with a potentially non-loaded map, so if
		2796	it needs a loaded map it has to call C<< ->load >>.
		2797
2346	=cut	2798	=cut
2347		2799
2348	our $GOTOGEN;	2800	our $GOTOGEN;
2349		2801
2350	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2804
		2805	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2806	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2807	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2808	($path, $x, $y) = @$EMERGENCY_POSITION;
		2809	}
		2810
2353	# do generation counting so two concurrent goto's will be executed in-order	2811	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2813
2356	$self->enter_link;	2814	$self->enter_link;
2357		2815
2358	(async {	2816	(async {
		2817	$Coro::current->{desc} = "player::goto $path $x $y";
		2818
		2819	# *tag paths override both path and x|y
		2820	if ($path =~ /^\*(.*)$/) {
		2821	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2822	my $ob = $obs[rand @obs];
		2823
		2824	# see if we actually can go there
		2825	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2826	$ob = $obs[rand @obs];
		2827	} else {
		2828	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2829	}
		2830	# else put us there anyways for now #d#
		2831
		2832	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2833	} else {
		2834	($path, $x, $y) = (undef, undef, undef);
		2835	}
		2836	}
		2837
2359	my $map = eval {	2838	my $map = eval {
2360	my $map = cf::map::find $path;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2361		2840
2362	if ($map) {	2841	if ($map) {
2363	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2844	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2846	}
2368		2847
2369	$map	2848	$map
2370	};	2849	};
2371		2850
…		…
2377	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2380	}	2859	}
2381		2860
2382	$done->() if $done;	2861	$done->($self) if $done;
2383	})->prio (1);	2862	})->prio (1);
2384	}	2863	}
2385		2864
2386	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2387		2866
…		…
2407	}	2886	}
2408		2887
2409	sub prepare_random_map {	2888	sub prepare_random_map {
2410	my ($exit) = @_;	2889	my ($exit) = @_;
2411		2890
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2893	# that depends on the exit object
2417		2894
2418	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2897	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2425	}	2904	}
2426		2905
2427	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2428		2907
2429	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2432		2911
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2914	undef $fh;
2436	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2437		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2440	}	2923	}
2441	}	2924	}
2442		2925
2443	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2445		2928
2446	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2447		2930
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2931	$self->enter_link;
2460		2932
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2933	(async {
2466	$self->deactivate_recursive; # just to be sure	2934	$Coro::current->{desc} = "enter_exit";
		2935
2467	unless (eval {	2936	unless (eval {
		2937	$self->deactivate_recursive; # just to be sure
		2938
		2939	# random map handling
		2940	{
		2941	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2942
		2943	prepare_random_map $exit
		2944	if $exit->slaying eq "/!";
		2945	}
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
2468	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2469		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2470	1;	2957	1
2471	}) {	2958	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2963
2477	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2965	$self->leave_link;
2479	}	2966	}
2480	})->prio (1);	2967	})->prio (1);
2481	}	2968	}
2482		2969
…		…
2494	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2496		2983
2497	utf8::encode $text;	2984	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2499	}	3011	}
2500		3012
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		3014
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2507		3019
2508	=cut	3020	=cut
2509		3021
		3022	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
2511	"c/identify" => {	3030	"c/identify" => {
2512	id => "identify",	3031	id => "infobox",
2513	title => "Identify",	3032	title => "Identify",
2514	reply => undef,	3033	reply => undef,
2515	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
2516	},	3035	},
2517	"c/examine" => {	3036	"c/examine" => {
2518	id => "examine",	3037	id => "infobox",
2519	title => "Examine",	3038	title => "Examine",
2520	reply => undef,	3039	reply => undef,
2521	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
2522	},	3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
		3047	},
		3048	"c/book" => {
		3049	id => "infobox",
		3050	title => "Book",
		3051	reply => undef,
		3052	tooltip => "The contents of a note or book",
		3053	},
		3054	"c/lookat" => {
		3055	id => "infobox",
		3056	title => "Look",
		3057	reply => undef,
		3058	tooltip => "What you saw there",
		3059	},
		3060	"c/who" => {
		3061	id => "infobox",
		3062	title => "Players",
		3063	reply => undef,
		3064	tooltip => "Shows players who are currently online",
		3065	},
		3066	"c/body" => {
		3067	id => "infobox",
		3068	title => "Body Parts",
		3069	reply => undef,
		3070	tooltip => "Shows which body parts you posess and are available",
		3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
		3108	"c/uptime" => {
		3109	id => "infobox",
		3110	title => "Uptime",
		3111	reply => undef,
		3112	tooltip => "How long the server has been running since last restart",
		3113	},
		3114	"c/mapinfo" => {
		3115	id => "infobox",
		3116	title => "Map Info",
		3117	reply => undef,
		3118	tooltip => "Information related to the maps",
		3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
2523	);	3134	);
2524		3135
2525	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3138
2528	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2529		3141
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3143
2532	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
2534		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2535	if (ref $channel) {	3151	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	3156	}
2542		3157
2543	$channel = $channel->{id};	3158	$channel = $channel->{id};
2544	}	3159	}
2545		3160
2546	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2547		3162
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3163	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2552		3166
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3170	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3171
2567	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3173	}
2581		3174
2582	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2583		3176
2584	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2587		3180
2588	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2590		3183
2591	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3189	}
2597	}	3190	}
2598		3191
2599	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2600		3193
…		…
2604		3197
2605	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2607		3200
2608	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove	3204	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}	3207	}
2615	}	3208	}
2616		3209
2617	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2618		3211
…		…
2689		3282
2690	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2691	if $reply;	3284	if $reply;
2692		3285
2693	} else {	3286	} else {
2694	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2695	}	3288	}
2696		3289
2697	cf::override;	3290	cf::override;
2698	},	3291	},
2699	);	3292	);
…		…
2719		3312
2720	$coro	3313	$coro
2721	}	3314	}
2722		3315
2723	cf::client->attach (	3316	cf::client->attach (
2724	on_destroy => sub {	3317	on_client_destroy => sub {
2725	my ($ns) = @_;	3318	my ($ns) = @_;
2726		3319
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3321	},
2729	);	3322	);
…		…
2745	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2746		3339
2747	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2748		3341
2749	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
2752	sort time	3345	sort time
2753	));	3346	));
2754		3347
2755	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
2757	=pod	3350	=pod
2758		3351
2759	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2760		3353
2761	cf::object	3354	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
2764		3358
2765	cf::object::player	3359	cf::object::player
2766	player	3360	player
2767		3361
2768	cf::player	3362	cf::player
…		…
2773		3367
2774	=cut	3368	=cut
2775		3369
2776	for (	3370	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3373	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2783	) {	3377	) {
2784	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2787	for @funs;	3380	for @funs;
2788	}	3381	}
2789		3382
…		…
2804		3397
2805	my $qcode = $code;	3398	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2808		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2809	local $_;	3405	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3406
2812	my $eval =	3407	my $eval =
2813	"do {\n"	3408	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3411	. $code
2817	. "\n}"	3412	. "\n}"
2818	;	3413	;
2819		3414
		3415	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2823		3424
2824	if ($@) {	3425	if ($@) {
2825	warn "$@";	3426	warn "$@",
2826	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2827	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2828	}	3429	}
2829		3430
2830	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2831	}	3432	}
2832		3433
…		…
2846	=cut	3447	=cut
2847		3448
2848	sub register_script_function {	3449	sub register_script_function {
2849	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2850		3451
2851	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2853	}	3454	}
2854		3455
2855	=back	3456	=back
2856		3457
2857	=cut	3458	=cut
…		…
2866	# for this (global event?)	3467	# for this (global event?)
2867	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
2868		3469
2869	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2870		3471
2871	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2872		3473
2873	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2874	0 < aio_load $path, $facedata
2875	or die "$path: $!";
2876
2877	$facedata = Coro::Storable::thaw $facedata;
2878		3475
2879	$facedata->{version} == 2	3476	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3478
2882	# patch in the exptable	3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3482	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
2886	};	3485	};
2887	cf::cede_to_tick;	3486	cf::cede_to_tick;
2888		3487
2889	{	3488	{
2890	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2891		3490
2892	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2894	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2898		3499
2899	cf::cede_to_tick;	3500	cf::cede_to_tick;
2900	}	3501	}
2901		3502
2902	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2904	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2905	or next;	3507	or next;
		3508
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3512	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2911	}	3514	}
2912		3515
2913	cf::cede_to_tick;	3516	cf::cede_to_tick;
2914	}	3517	}
2915	}	3518	}
…		…
2924		3527
2925	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2926	}	3529	}
2927		3530
2928	{	3531	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
2932		3533
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3537
2939	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
2941
2942	my $meta = $enc->encode ({
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3540	} else {
2949	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
2950	}	3542	}
2951		3543
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3544	cf::cede_to_tick;
2956	}	3545	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3549
2977	1	3550	1
2978	}	3551	}
2979		3552
2980	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
2982		3555
2983	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
2985	}	3558	}
2986	};	3559	};
		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
2987		3570
2988	sub reload_regions {	3571	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3573	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3588	}
3006		3589
3007	sub reload_archetypes {	3590	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3593	}
3016		3594
3017	sub reload_treasures {	3595	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3020	}	3598	}
3021		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
3022	sub reload_resources {	3620	sub reload_resources {
3023	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3024		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3025	reload_regions;	3628	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3629	reload_treasures;
3030		3630
3031	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3632	}
3037		3633
3038	sub reload_config {	3634	sub reload_config {
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3040	or return;
3041		3636
3042	local $/;	3637	my $config = load_file "$CONFDIR/config";
3043	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3044		3640
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3046		3642
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3049		3645
3050	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3054	};	3650	};
3055	warn $@ if $@;	3651	warn $@ if $@;
3056	}	3652	}
3057	}	3653	}
3058		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
3059	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
3060	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3696	(async {
3064	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3066	};	3700	};
3067		3701
		3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
3068	reload_config;	3714	reload_config;
3069	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
3070	load_extensions;	3725	load_extensions;
3071		3726
3072	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3728
		3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
3074	}	3745	}
3075		3746
3076	#############################################################################	3747	#############################################################################
3077	# initialisation and cleanup	3748	# initialisation and cleanup
3078		3749
3079	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3080	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3089	},
3090	);	3756	};
3091	}	3757	}
3092	}	3758	}
3093		3759
3094	sub write_runtime {	3760	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3096		3762
3097	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3099		3765
3100	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3767
3102	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3103		3769
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3771	or return;
3106		3772
3107	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3120		3786
3121	close $fh	3787	close $fh
3122	or return;	3788	or return;
3123		3789
3124	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3791	and return;
3126		3792
3127	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3794
3129	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
3130	}	3846	}
3131		3847
3132	sub emergency_save() {	3848	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3134		3850
3135	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3136		3857
3137	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3138	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3869	$pl->save;
3146	}	3870	}
3147	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3148		3872
3149	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3878	$map->valid or next;
3153	$map->save;	3879	$map->save;
3154	}	3880	}
3155	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3156		3882
3157	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3160	};	3911	};
3161		3912
3162	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3163	}	3914	}
3164		3915
3165	sub post_cleanup {	3916	sub post_cleanup {
3166	my ($make_core) = @_;	3917	my ($make_core) = @_;
3167		3918
		3919	IO::AIO::flush;
		3920
3168	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
3170	}	3951	}
3171		3952
3172	sub do_reload_perl() {	3953	sub do_reload_perl() {
3173	# can/must only be called in main	3954	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3175	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3176	return;	3957	return;
3177	}	3958	}
3178		3959
3179	warn "reloading...";	3960	return if $RELOAD++;
3180		3961
3181	warn "entering sync_job";	3962	my $t1 = AE::time;
3182		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3183	cf::sync_job {	3970	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark
3185	cf::emergency_save;	3971	#cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark
3187		3972
3188	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;
3190
3191	# if anything goes wrong in here, we should simply crash as we already saved
3192
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;
3204	warn "iterate...";
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();	3975	%EXT_CORO = ();
3212		3976
3213	warn "removing commands";	3977	trace "perl_reload: removing commands";
3214	%COMMAND = ();	3978	%COMMAND = ();
3215		3979
3216	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3217	%EXTCMD = ();	3981	%EXTCMD = ();
3218	%EXTICMD = ();	3982	%EXTICMD = ();
3219		3983
3220	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3223		3987
3224	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3225	eval {	3989	eval {
3226	$cb->($pkg);	3990	$cb->($pkg);
3227	1	3991	1
3228	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
3229	}	3997	}
3230		3998
3231	warn "... nuking $pkg";
3232	Symbol::delete_package $pkg;
3233	}
3234
3235	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3236	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		4002
3239	warn "... unloading $k";	4003	trace "... unloading $k";
3240	delete $INC{$k};	4004	delete $INC{$k};
3241		4005
3242	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3244		4008
3245	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3246	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3247	}	4014	}
3248		4015
3249	Symbol::delete_package $k;
3250	}
3251
3252	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		4019
3256	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		4023
3260	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3261	# and global variables created in xs	4025	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3263		4027
3264	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3265		4029
3266	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3267	require cf;	4031	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3269		4033
3270	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3271	cf::reload_config;	4035	cf::reload_config;
3272		4036
3273	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3274	cf::load_extensions;	4038	cf::load_extensions;
3275		4039
		4040	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3279	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3282		4048
3283	warn "leaving sync_job";	4049	cf::_post_init 1;
3284		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3285	1	4053	1
3286	} or do {	4054	} or do {
3287	warn $@;	4055	error $@;
3288	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3289	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3290	};	4060	}
3291		4061
3292	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3293	};	4064	};
3294		4065
3295	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3296		4067
3297	sub reload_perl() {	4068	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3300		4071
3301	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	4074
3304	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	4076	do_reload_perl;
3307	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3308	},	4078	};
3309	);	4079	};
3310	}	4080	}
3311		4081
3312	register_command "reload" => sub {	4082	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3314		4084
3315	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	4089	reload_perl;
		4090	};
3318	}	4091	}
3319	};	4092	};
3320		4093
3321	unshift @INC, $LIBDIR;	4094	#############################################################################
3322		4095
3323	my $bug_warning = 0;	4096	my $bug_warning = 0;
3324		4097
3325	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3327		4100
3328	sub wait_for_tick {	4101	sub wait_for_tick() {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3331		4103
3332	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	4106	$signal->wait;
3335	}	4107	}
3336		4108
3337	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3340		4111
3341	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	4114	$signal->wait;
3344	}	4115	}
3345		4116
3346	my $min = 1e6;#d#	4117	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3358	return;	4121	return;
3359	}	4122	}
3360		4123
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3364		4125
3365	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3366	for(1..10) {
3367	my $t = Event::time;
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3369	or die;
3370		4127
3371	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3373	$map->alloc;	4130	Coro::async_pool {
3374	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3375	my $t = Event::time - $t;	4132	write_runtime_sync
3376		4133	or error "ERROR: unable to write runtime file: $!";
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	4134	};
		4135	}
3387		4136
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	4138	$sig->send;
3404	}	4139	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	4141	$sig->send;
3407	}	4142	}
3408		4143
3409	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		4146
3420	_post_tick;	4147	if (0) {
3421		4148	if ($NEXT_TICK) {
3422		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3423	},	4153	}
3424	);	4154	}
3425		4155
3426	{	4156	{
3427	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	4158
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3437		4160	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		4162
3453	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
		4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		4170
3456	cf::sync_job {	4171	cf::sync_job {
3457	eval {	4172	eval {
3458	BDB::db_env_open	4173	BDB::db_env_open
3459	$DB_ENV,	4174	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4178	0666;
3464		4179
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	4181	};
3470		4182
3471	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	4184	};
3473	}	4185	}
		4186
		4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4189	};
		4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4192	};
		4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4195	};
3474	}	4196	}
3475		4197
3476	{	4198	{
		4199	# configure IO::AIO
		4200
3477	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4204	}
3490		4205
3491	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3492		4208
3493	sub _log_backtrace {	4209	sub _log_backtrace {
3494	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3495		4211
3496	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3497		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3498	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3500	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3501	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3502	my @bt = fork_call {	4225	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4228	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3514	}	4237	}
3515		4238
3516	@funcs	4239	@funcs
3517	};	4240	};
3518		4241
3519	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4245	--$_log_backtrace;
3522	};	4246	};
3523	} else {	4247	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3526	}	4250	}
3527	}	4251	}
3528		4252
3529	# load additional modules	4253	# load additional modules
3530	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3531		4256
3532	END { cf::emergency_save }	4257	END { cf::emergency_save }
3533		4258
3534	1	4259	1
3535		4260

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