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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.570 by root, Wed May 4 07:41:14 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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 ($cb, @args) = @_;
483		676
484	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
487		680
488	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
489	reset_signals;	682	cf::post_fork;
490	&$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, %{$args || {} });
…		…
1005	);	1279	);
1006		1280
1007	sub object_freezer_save {	1281	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1009		1283
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1284	sync_job {
1013	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1016		1290
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	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	}
1021	close $fh;	1298	aio_close $fh;
1022		1299
1023	if (@$objs) {	1300	if (@$objs) {
1024	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) {
1025	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1028	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	}
1029	close $fh;	1309	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1311	}
1032	} else {	1312	} else {
1033	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1034	}	1314	}
1035		1315
1036	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1320	} else {
1038	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1039	}	1322	}
1040	} else {	1323	} else {
1041	aio_unlink $filename;	1324	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1043	}	1326	}
1044	};	1327	};
1045
1046	undef $guard;
1047	}	1328	}
1048		1329
1049	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1051		1332
…		…
1056		1337
1057	sub object_thawer_load {	1338	sub object_thawer_load {
1058	my ($filename) = @_;	1339	my ($filename) = @_;
1059		1340
1060	my ($data, $av);	1341	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1342
1064	(aio_load $filename, $data) >= 0	1343	(aio_load $filename, $data) >= 0
1065	or return;	1344	or return;
1066		1345
1067	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1348	or return;
1070		1349
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1073	}	1352	}
1074		1353
		1354	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1077		1358
1078	($data, $av)	1359	($data, $av)
1079	}	1360	}
1080		1361
1081	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1138		1419
1139	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1140	}	1421	}
1141		1422
		1423	use File::Glob ();
		1424
1142	cf::player->attach (	1425	cf::player->attach (
1143	on_command => sub {	1426	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1145		1428
1146	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1147	or return;	1430	or return;
1148		1431
…		…
1171		1454
1172	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1173	if $reply;	1456	if $reply;
1174		1457
1175	} else {	1458	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1460	}
1178		1461
1179	cf::override;	1462	cf::override;
1180	},	1463	},
1181	);	1464	);
1182		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
1183	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1184	cf::sync_job {	1482	cf::sync_job {
1185	my %todo;	1483	my %todo;
1186		1484
1187	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1486	next unless -r $path;
…		…
1206		1504
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1507
1210	$ext{source} =	1508	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1213	. $source	1511	. $source
1214	. "\n};\n1";	1512	. "\n};\n1";
1215		1513
1216	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1217	}	1515	}
1218		1516
		1517	my $pass = 0;
1219	my %done;	1518	my %done;
1220	while (%todo) {	1519	while (%todo) {
1221	my $progress;	1520	my $progress;
1222		1521
		1522	++$pass;
		1523
		1524	ext:
1223	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1527	next ext
1226	unless exists $done{$_};	1528	unless exists $done{$_};
1227	}	1529	}
1228		1530
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1532
1231	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1236	warn $msg;	1540
1237	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1542	delete $todo{$k};
1239	}	1543	} else {
1240		1544	$done{$k} = delete $todo{$k};
1241	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1242	}	1550	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1551	}
1248		1552
1249	skip:	1553	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	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	}
1252	}	1563	}
1253	};	1564	};
1254	}	1565	}
1255		1566
1256	#############################################################################	1567	#############################################################################
1257		1568
1258	=back	1569	=back
1259		1570
1260	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1261		1572
1262	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1263		1574
1264	=cut	1575	=cut
1265		1576
1266	package cf::player;	1577	package cf::player;
1267		1578
1268	use Coro::AIO;	1579	use Coro::AIO;
1269		1580
1270	=head3 cf::player	1581	=head3 cf::player
1271		1582
1272	=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	}
1273		1598
1274	=item cf::player::find $login	1599	=item cf::player::find $login
1275		1600
1276	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1277		1602
…		…
1296		1621
1297	sub exists($) {	1622	sub exists($) {
1298	my ($login) = @_;	1623	my ($login) = @_;
1299		1624
1300	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1302	}	1627	}
1303		1628
1304	sub find($) {	1629	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1631	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1642
1318	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1644	or return;
1320		1645
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1323	or return;	1647	or return;
		1648
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1327	}	1652	}
1328	}	1653	}
1329	}	1654	}
1330		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1331	sub save($) {	1669	sub save($) {
1332	my ($pl) = @_;	1670	my ($pl) = @_;
1333		1671
1334	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1335		1673
…		…
1338		1676
1339	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1340		1678
1341	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1342	$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];
1343		1686
1344	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1688	cf::cede_to_tick;
1346	}	1689	}
1347		1690
…		…
1379	my ($pl) = @_;	1722	my ($pl) = @_;
1380		1723
1381	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1382		1725
1383	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1384	$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
1385		1728
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1389	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1390		1737
1391	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1431		1778
1432	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1433	my $path = path $login;	1780	my $path = path $login;
1434		1781
1435	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1788	}
1441		1789
…		…
1445		1793
1446	\@logins	1794	\@logins
1447	}	1795	}
1448		1796
1449	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1450		1800
1451	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1452	player. May block.	1802	player. May block.
1453		1803
1454	=cut	1804	=cut
…		…
1472	}	1822	}
1473		1823
1474	\@paths	1824	\@paths
1475	}	1825	}
1476		1826
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1828
1479	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1830
1528	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1529		1832
1530	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1531		1834
…		…
1563		1866
1564	=cut	1867	=cut
1565		1868
1566	sub find_by_path($) {	1869	sub find_by_path($) {
1567	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1568		1873
1569	my ($match, $specificity);	1874	my ($match, $specificity);
1570		1875
1571	for my $region (list) {	1876	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1600		1905
1601	sub generate_random_map {	1906	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1603	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1604	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1612	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1613	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1614	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1615	(cf::region::find $rmp->{region}), $rmp->{custom}
1616	)
1617	}	1912	}
1618		1913
1619	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1620		1915
1621	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
…		…
1626		1921
1627	sub register {	1922	sub register {
1628	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	1924	my $pkg = caller;
1630		1925
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		1927
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	1929	}
1636		1930
1637	# also paths starting with '/'	1931	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		1933
1640	sub thawer_merge {	1934	sub thawer_merge {
1641	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1642		1936
1643	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1648	}	1942	}
1649		1943
1650	sub normalise {	1944	sub normalise {
1651	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1652		1946
1653	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1654		1948
1655	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1656		1950
1657	# map plan:	1951	# map plan:
1658	#	1952	#
…		…
1673	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1674	$path = "$base/$path";	1968	$path = "$base/$path";
1675	}	1969	}
1676		1970
1677	for ($path) {	1971	for ($path) {
1678	redo if s{//}{/};
1679	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1680	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1681	}	1974	}
1682		1975
1683	$path	1976	$path
…		…
1697	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1698	return $self;	1991	return $self;
1699	}	1992	}
1700	}	1993	}
1701		1994
1702	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1703	()	1996	()
1704	}	1997	}
1705		1998
		1999	# may re-bless or do other evil things
1706	sub init {	2000	sub init {
1707	my ($self) = @_;	2001	my ($self) = @_;
1708		2002
1709	$self	2003	$self
1710	}	2004	}
…		…
1729		2023
1730	# the temporary/swap location	2024	# the temporary/swap location
1731	sub save_path {	2025	sub save_path {
1732	my ($self) = @_;	2026	my ($self) = @_;
1733		2027
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1736	}	2030	}
1737		2031
1738	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1739	sub uniq_path {	2033	sub uniq_path {
1740	my ($self) = @_;	2034	my ($self) = @_;
1741		2035
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	2038	}
1754		2039
1755	sub decay_objects {	2040	sub decay_objects {
1756	my ($self) = @_;	2041	my ($self) = @_;
1757		2042
…		…
1784	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1785		2070
1786	1	2071	1
1787	}	2072	}
1788		2073
		2074	# used to laod the header of an original map
1789	sub load_header_orig {	2075	sub load_header_orig {
1790	my ($self) = @_;	2076	my ($self) = @_;
1791		2077
1792	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1793	}	2079	}
1794		2080
		2081	# used to laod the header of an instantiated map
1795	sub load_header_temp {	2082	sub load_header_temp {
1796	my ($self) = @_;	2083	my ($self) = @_;
1797		2084
1798	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1799	}	2086	}
1800		2087
		2088	# called after loading the header from an instantiated map
1801	sub prepare_temp {	2089	sub prepare_temp {
1802	my ($self) = @_;	2090	my ($self) = @_;
1803		2091
1804	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1805	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1806	# safety	2094	# safety
1807	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1808	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1809	}	2097	}
1810		2098
		2099	# called after loading the header from an original map
1811	sub prepare_orig {	2100	sub prepare_orig {
1812	my ($self) = @_;	2101	my ($self) = @_;
1813		2102
1814	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1815	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1839		2128
1840	sub find;	2129	sub find;
1841	sub find {	2130	sub find {
1842	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1843		2132
		2133	cf::cede_to_tick;
		2134
1844	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1845		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2139
1848	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1851	or return;	2142	or return;
1852		2143
1853	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1854		2145
…		…
1856	or return;	2147	or return;
1857		2148
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1861	$map->reset;	2154	$map->reset;
1862	undef $guard;
1863	return find $path;	2155	return find $path;
1864	}	2156	}
1865		2157
1866	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1867	}	2159	}
1868	}	2160	}
1869		2161
1870	sub pre_load { }	2162	sub pre_load { }
1871	sub post_load { }	2163	#sub post_load { } # XS
1872		2164
1873	sub load {	2165	sub load {
1874	my ($self) = @_;	2166	my ($self) = @_;
1875		2167
1876	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1877		2169
1878	my $path = $self->{path};	2170	my $path = $self->{path};
1879		2171
1880	{	2172	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2174
		2175	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->state == cf::MAP_SWAPPED;
1885
1886	$self->in_memory (cf::MAP_LOADING);
1887		2177
1888	$self->alloc;	2178	$self->alloc;
1889		2179
1890	$self->pre_load;	2180	$self->pre_load;
1891	cf::cede_to_tick;	2181	cf::cede_to_tick;
1892		2182
		2183	if (exists $self->{load_path}) {
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2184	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2185	$f->skip_block;
1895	$self->_load_objects ($f)	2186	$self->_load_objects ($f)
1896	or return;	2187	or return;
1897		2188
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2189	$self->post_load_original
1899	if delete $self->{load_original};	2190	if delete $self->{load_original};
1900		2191
1901	if (my $uniq = $self->uniq_path) {	2192	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2193	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2194	unless (aio_stat $uniq) {
1904	if (my $f = new_from_file cf::object::thawer $uniq) {	2195	if (my $f = new_from_file cf::object::thawer $uniq) {
1905	$self->clear_unique_items;	2196	$self->clear_unique_items;
1906	$self->_load_objects ($f);	2197	$self->_load_objects ($f);
1907	$f->resolve_delayed_derefs;	2198	$f->resolve_delayed_derefs;
		2199	}
1908	}	2200	}
1909	}	2201	}
1910	}
1911		2202
1912	$f->resolve_delayed_derefs;	2203	$f->resolve_delayed_derefs;
		2204	} else {
		2205	$self->post_load_original
		2206	if delete $self->{load_original};
		2207	}
		2208
		2209	$self->state (cf::MAP_INACTIVE);
1913		2210
1914	cf::cede_to_tick;	2211	cf::cede_to_tick;
1915	# now do the right thing for maps	2212	# now do the right thing for maps
1916	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1917	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
1921	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2219	$self->decay_objects;
1923	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1924	$self->update_buttons;	2221	$self->update_buttons;
1925	cf::cede_to_tick;	2222	cf::cede_to_tick;
1926	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1927	cf::cede_to_tick;
1928	$self->activate;
1929	}	2224	}
1930		2225
1931	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
1933
1934	$self->in_memory (cf::MAP_IN_MEMORY);
1935	}	2228	}
1936		2229
1937	$self->post_load;	2230	$self->post_load;
1938	}
1939		2231
		2232	1
		2233	}
		2234
		2235	# customize the map for a given player, i.e.
		2236	# return the _real_ map. used by e.g. per-player
		2237	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2238	sub customise_for {
1941	my ($self, $ob) = @_;	2239	my ($self, $ob) = @_;
1942		2240
1943	return find "~" . $ob->name . "/" . $self->{path}	2241	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2242	if $self->per_player;
…		…
1960	or next;	2258	or next;
1961	$neigh = find $neigh, $map	2259	$neigh = find $neigh, $map
1962	or next;	2260	or next;
1963	$neigh->load;	2261	$neigh->load;
1964		2262
		2263	# now find the diagonal neighbours
1965	push @neigh,	2264	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2265	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2266	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}	2267	}
1969		2268
…		…
1976	}	2275	}
1977		2276
1978	sub find_sync {	2277	sub find_sync {
1979	my ($path, $origin) = @_;	2278	my ($path, $origin) = @_;
1980		2279
1981	cf::sync_job { find $path, $origin }	2280	# it's a bug to call this from the main context
		2281	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2282	if $Coro::current == $Coro::main;
		2283
		2284	find $path, $origin
1982	}	2285	}
1983		2286
1984	sub do_load_sync {	2287	sub do_load_sync {
1985	my ($map) = @_;	2288	my ($map) = @_;
1986		2289
		2290	# it's a bug to call this from the main context
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
1989		2293
1990	cf::sync_job { $map->load };	2294	$map->load;
1991	}	2295	}
1992		2296
1993	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1995		2299
1996	sub find_async {	2300	sub find_async {
1997	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
1998		2302
1999	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2000		2304
2001	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->linkable;
2003	}	2307	}
2004		2308
2005	$MAP_PREFETCH{$path} |= $load;	2309	$MAP_PREFETCH{$path} |= $load;
2006		2310
2007	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
2008	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2316	if (my $map = find $k) {
2011	$map->load if $v;	2317	$map->load if $v;
2012	}	2318	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2020		2326
2021	()	2327	()
2022	}	2328	}
2023		2329
		2330	# common code, used by both ->save and ->swapout
2024	sub save {	2331	sub _save {
2025	my ($self) = @_;	2332	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2333
2029	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2030		2335
2031	return unless $self->dirty;	2336	return unless $self->dirty;
2032		2337
…		…
2038	return if $self->{deny_save};	2343	return if $self->{deny_save};
2039		2344
2040	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
2041		2346
2042	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2044	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2045		2353
2046	if ($uniq) {	2354	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2357	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2359	}
2052	}	2360	}
2053		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2054	sub swap_out {	2370	sub swap_out {
2055	my ($self) = @_;	2371	my ($self) = @_;
2056		2372
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2374
		2375	return if !$self->linkable;
		2376	return if $self->{deny_save};
2062	return if $self->players;	2377	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
		2382	$self->state (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
2066	$self->clear;	2388	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2389	}
2069		2390
2070	sub reset_at {	2391	sub reset_at {
2071	my ($self) = @_;	2392	my ($self) = @_;
2072		2393
…		…
2090		2411
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2413
2093	return if $self->players;	2414	return if $self->players;
2094		2415
2095	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
2096		2417
2097	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->state (cf::MAP_SWAPPED);
2098		2419
2099	# need to save uniques path	2420	# need to save uniques path
2100	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
2101	my $uniq = $self->uniq_path; utf8::encode $uniq;	2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
2102		2423
…		…
2104	if $uniq;	2425	if $uniq;
2105	}	2426	}
2106		2427
2107	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2108		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2432	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2433
2113	$self->unlink_save;	2434	$self->unlink_save;
2114	$self->destroy;	2435	$self->destroy;
2115	}	2436	}
2116		2437
…		…
2124		2445
2125	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2126		2447
2127	$self->unlink_save;	2448	$self->unlink_save;
2128		2449
2129	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2455
…		…
2183		2504
2184	sub unique_maps() {	2505	sub unique_maps() {
2185	[	2506	[
2186	map {	2507	map {
2187	utf8::decode $_;	2508	utf8::decode $_;
2188	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2189	? normalise $_	2512	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2514	]
2193	}	2515	}
2194		2516
2195	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2196		2548
2197	=back	2549	=back
2198		2550
2199	=head3 cf::object	2551	=head3 cf::object
2200		2552
…		…
2204		2556
2205	=over 4	2557	=over 4
2206		2558
2207	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2208		2560
2209	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2210		2563
2211	=cut	2564	=cut
2212		2565
2213	sub inv_recursive_;	2566	sub inv_recursive_;
2214	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2220	}	2573	}
2221		2574
2222	=item $ref = $ob->ref	2575	=item $ref = $ob->ref
2223		2576
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2577	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2578
2226	=item $ob = cf::object::deref ($refstring)	2579	=item $ob = cf::object::deref ($refstring)
2227		2580
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2582	even if the object actually exists. May block.
…		…
2231	=cut	2584	=cut
2232		2585
2233	sub deref {	2586	sub deref {
2234	my ($ref) = @_;	2587	my ($ref) = @_;
2235		2588
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2589	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2590	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2591	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2592	or return;
2243	$pl->ob->uuid eq $uuid	2593	$pl->ob->uuid eq $uuid
2244	or return;	2594	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2266		2616
2267	=cut	2617	=cut
2268		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
		2632
2269	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2634	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2637	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2650
2287	} else {	2651	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2654	}
2291	}	2655	}
2292	}	2656	}
2293		2657
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2683
2320	=item $player_object->enter_link	2684	=item $player_object->enter_link
2321		2685
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2687
2324	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2326		2692
2327	Will never block.	2693	Will never block.
2328		2694
2329	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2330		2696
…		…
2350	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2717	my ($self) = @_;
2352		2718
2353	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2354		2720
		2721	++$self->{_link_recursion};
		2722
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2724
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2359		2727
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2729	}
2362		2730
2363	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2365		2733
…		…
2382	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2384		2752
2385	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2388		2756
2389	$map->load;	2757	$map->load;
2390	$map->load_neighbours;	2758	$map->load_neighbours;
2391		2759
2392	return unless $self->contr->active;	2760	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2761
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2397	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2398		2769
		2770	}
		2771
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2400		2773
2401	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2778	be called at the end of this process.
2406		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2407	=cut	2783	=cut
2408		2784
2409	our $GOTOGEN;	2785	our $GOTOGEN;
2410		2786
2411	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
		2795
2414	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2798
2417	$self->enter_link;	2799	$self->enter_link;
2418		2800
2419	(async {	2801	(async {
		2802	$Coro::current->{desc} = "player::goto $path $x $y";
		2803
		2804	# *tag paths override both path and x|y
		2805	if ($path =~ /^\*(.*)$/) {
		2806	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2807	my $ob = $obs[rand @obs];
		2808
		2809	# see if we actually can go there
		2810	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2811	$ob = $obs[rand @obs];
		2812	} else {
		2813	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2814	}
		2815	# else put us there anyways for now #d#
		2816
		2817	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2818	} else {
		2819	($path, $x, $y) = (undef, undef, undef);
		2820	}
		2821	}
		2822
2420	my $map = eval {	2823	my $map = eval {
2421	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2422		2825
2423	if ($map) {	2826	if ($map) {
2424	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2829	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2831	}
2429		2832
2430	$map	2833	$map
2431	};	2834	};
2432		2835
…		…
2438	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2441	}	2844	}
2442		2845
2443	$done->() if $done;	2846	$done->($self) if $done;
2444	})->prio (1);	2847	})->prio (1);
2445	}	2848	}
2446		2849
2447	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2448		2851
…		…
2468	}	2871	}
2469		2872
2470	sub prepare_random_map {	2873	sub prepare_random_map {
2471	my ($exit) = @_;	2874	my ($exit) = @_;
2472		2875
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2878	# that depends on the exit object
2478		2879
2479	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2882	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2486	}	2889	}
2487		2890
2488	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2489		2892
2490	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2493		2896
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2899	undef $fh;
2497	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2498		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2501	}	2908	}
2502	}	2909	}
2503		2910
2504	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2506		2913
2507	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2508		2915
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2916	$self->enter_link;
2521		2917
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2918	(async {
2527	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2528	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	$map = $exit->slaying;
		2939
		2940	} elsif ($slaying eq '!up') {
		2941	$map = $exit->map->tile_path (cf::TILE_UP);
		2942	$x = $exit->x;
		2943	$y = $exit->y;
		2944
		2945	} elsif ($slaying eq '!down') {
		2946	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2947	$x = $exit->x;
		2948	$y = $exit->y;
		2949	}
		2950
2529	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2530		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
2531	1;	2957	1
2532	}) {	2958	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "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. "
2535	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2963
2538	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	2965	$self->leave_link;
2540	}	2966	}
2541	})->prio (1);	2967	})->prio (1);
2542	}	2968	}
2543		2969
…		…
2555	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2557		2983
2558	utf8::encode $text;	2984	utf8::encode $text;
2559	$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);
2560	}	3011	}
2561		3012
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		3014
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2568		3019
2569	=cut	3020	=cut
2570		3021
		3022	# non-persistent channels (usually the info channel)
2571	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	},
2572	"c/identify" => {	3030	"c/identify" => {
2573	id => "identify",	3031	id => "infobox",
2574	title => "Identify",	3032	title => "Identify",
2575	reply => undef,	3033	reply => undef,
2576	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
2577	},	3035	},
2578	"c/examine" => {	3036	"c/examine" => {
2579	id => "examine",	3037	id => "infobox",
2580	title => "Examine",	3038	title => "Examine",
2581	reply => undef,	3039	reply => undef,
2582	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
2583	},	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" => $CHAT_CHANNEL,
2584	);	3134	);
2585		3135
2586	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3138
2589	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2590		3141
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3143
2593	# check predefined channels, for the benefit of C	3144	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
2595		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2596	if (ref $channel) {	3151	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3155	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3156	}
2603		3157
2604	$channel = $channel->{id};	3158	$channel = $channel->{id};
2605	}	3159	}
2606		3160
2607	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2608		3162
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3163	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2613		3166
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3170	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3171
2628	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3173	}
2642		3174
2643	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2644		3176
2645	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2648		3180
2649	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2651		3183
2652	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3189	}
2658	}	3190	}
2659		3191
2660	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2661		3193
…		…
2665		3197
2666	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2668		3200
2669	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove	3204	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}	3207	}
2676	}	3208	}
2677		3209
2678	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2679		3211
…		…
2750		3282
2751	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
2752	if $reply;	3284	if $reply;
2753		3285
2754	} else {	3286	} else {
2755	warn "client " . ($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";
2756	}	3288	}
2757		3289
2758	cf::override;	3290	cf::override;
2759	},	3291	},
2760	);	3292	);
…		…
2780		3312
2781	$coro	3313	$coro
2782	}	3314	}
2783		3315
2784	cf::client->attach (	3316	cf::client->attach (
2785	on_destroy => sub {	3317	on_client_destroy => sub {
2786	my ($ns) = @_;	3318	my ($ns) = @_;
2787		3319
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3321	},
2790	);	3322	);
…		…
2806	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2807		3339
2808	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2809		3341
2810	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
2813	sort time	3345	sort time
2814	));	3346	));
2815		3347
2816	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
2818	=pod	3350	=pod
2819		3351
2820	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2821		3353
2822	cf::object	3354	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3356	insert remove name archname title slaying race decrease split
		3357	value
2825		3358
2826	cf::object::player	3359	cf::object::player
2827	player	3360	player
2828		3361
2829	cf::player	3362	cf::player
…		…
2834		3367
2835	=cut	3368	=cut
2836		3369
2837	for (	3370	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3372	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3373	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2844	) {	3377	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3380	for @funs;
2849	}	3381	}
2850		3382
…		…
2865		3397
2866	my $qcode = $code;	3398	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2869		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2870	local $_;	3405	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3406
2873	my $eval =	3407	my $eval =
2874	"do {\n"	3408	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3411	. $code
2878	. "\n}"	3412	. "\n}"
2879	;	3413	;
2880		3414
		3415	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2884		3424
2885	if ($@) {	3425	if ($@) {
2886	warn "$@";	3426	warn "$@",
2887	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2889	}	3429	}
2890		3430
2891	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2892	}	3432	}
2893		3433
…		…
2907	=cut	3447	=cut
2908		3448
2909	sub register_script_function {	3449	sub register_script_function {
2910	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2911		3451
2912	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2914	}	3454	}
2915		3455
2916	=back	3456	=back
2917		3457
2918	=cut	3458	=cut
…		…
2927	# for this (global event?)	3467	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3469
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3471
2932	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2933		3473
2934	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2935	0 < aio_load $path, $facedata
2936	or die "$path: $!";
2937
2938	$facedata = Coro::Storable::thaw $facedata;
2939		3475
2940	$facedata->{version} == 2	3476	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3478
2943	# 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]);
2944	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,	3482	type => FT_RSRC,
2946	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),
2947	};	3485	};
2948	cf::cede_to_tick;	3486	cf::cede_to_tick;
2949		3487
2950	{	3488	{
2951	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2952		3490
2953	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2955	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	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} , $info->{glyph} ;
2959		3499
2960	cf::cede_to_tick;	3500	cf::cede_to_tick;
2961	}	3501	}
2962		3502
2963	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2965	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2966	or next;	3507	or next;
		3508
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3512	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3514	}
2973		3515
2974	cf::cede_to_tick;	3516	cf::cede_to_tick;
2975	}	3517	}
2976	}	3518	}
…		…
2985		3527
2986	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2987	}	3529	}
2988		3530
2989	{	3531	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
2993		3533
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3537
3000	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3001	# prepend meta info	3539	cf::face::set_type $idx, $info->{type};
3002
3003	my $meta = $enc->encode ({
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3540	} else {
3010	$data = $info->{data};	3541	$RESOURCE{$name} = $info; # unused
3011	}	3542	}
3012		3543
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3544	cf::cede_to_tick;
3017	}	3545	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3549
3038	1	3550	1
3039	}	3551	}
3040		3552
3041	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
3043		3555
3044	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
3046	}	3558	}
3047	};	3559	};
		3560
		3561	sub load_resource_file($) {
		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	$status
		3569	}
3048		3570
3049	sub reload_regions {	3571	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3572	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3573	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3574	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3588	}
3067		3589
3068	sub reload_archetypes {	3590	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3593	}
3077		3594
3078	sub reload_treasures {	3595	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3081	}	3598	}
3082		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
3083	sub reload_resources {	3620	sub reload_resources {
3084	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3085		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
3086	reload_regions;	3628	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3629	reload_treasures;
3091		3630
3092	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3632	}
3098		3633
3099	sub reload_config {	3634	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3101	or return;
3102		3636
3103	local $/;	3637	my $config = load_file "$CONFDIR/config";
3104	*CFG = YAML::Syck::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3105		3640
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3642
3108	$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};
3109	$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};
3110		3645
3111	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3115	};	3650	};
3116	warn $@ if $@;	3651	warn $@ if $@;
3117	}	3652	}
3118	}	3653	}
3119		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
3120	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
3121	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
3123	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#
3124	(async {	3696	(async {
3125	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3127	};	3700	};
3128		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;
3129	reload_config;	3714	reload_config;
3130	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
3131	load_extensions;	3725	load_extensions;
3132		3726
3133	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3134	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;
3135	}	3745	}
3136		3746
3137	#############################################################################	3747	#############################################################################
3138	# initialisation and cleanup	3748	# initialisation and cleanup
3139		3749
3140	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3141	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3150	},
3151	);	3756	};
3152	}	3757	}
3153	}	3758	}
3154		3759
3155	sub write_runtime {	3760	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3157		3762
3158	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3160		3765
3161	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3767
3163	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3164		3769
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3771	or return;
3167		3772
3168	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3181		3786
3182	close $fh	3787	close $fh
3183	or return;	3788	or return;
3184		3789
3185	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3791	and return;
3187		3792
3188	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3794
3190	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 };
3191	}	3846	}
3192		3847
3193	sub emergency_save() {	3848	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3195		3850
3196	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;
3197		3857
3198	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3199	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3869	$pl->save;
3207	}	3870	}
3208	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3209		3872
3210	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";
3211	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3878	$map->valid or next;
3214	$map->save;	3879	$map->save;
3215	}	3880	}
3216	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3217		3882
3218	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";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3220	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 $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3221	};	3911	};
3222		3912
3223	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3224	}	3914	}
3225		3915
3226	sub post_cleanup {	3916	sub post_cleanup {
3227	my ($make_core) = @_;	3917	my ($make_core) = @_;
3228		3918
		3919	IO::AIO::flush;
		3920
3229	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3230	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	}
3231	}	3951	}
3232		3952
3233	sub do_reload_perl() {	3953	sub do_reload_perl() {
3234	# can/must only be called in main	3954	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3236	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3237	return;	3957	return;
3238	}	3958	}
3239		3959
3240	warn "reloading...";	3960	return if $RELOAD++;
3241		3961
3242	warn "entering sync_job";	3962	my $t1 = AE::time;
3243		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
3244	cf::sync_job {	3970	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	3971	#cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		3972
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	3975	%EXT_CORO = ();
3273		3976
3274	warn "removing commands";	3977	trace "perl_reload: removing commands";
3275	%COMMAND = ();	3978	%COMMAND = ();
3276		3979
3277	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3278	%EXTCMD = ();	3981	%EXTCMD = ();
3279	%EXTICMD = ();	3982	%EXTICMD = ();
3280		3983
3281	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3284		3987
3285	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3286	eval {	3989	eval {
3287	$cb->($pkg);	3990	$cb->($pkg);
3288	1	3991	1
3289	} 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;
3290	}	3997	}
3291		3998
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		4002
3300	warn "... unloading $k";	4003	trace "... unloading $k";
3301	delete $INC{$k};	4004	delete $INC{$k};
3302		4005
3303	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3305		4008
3306	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3308	}	4014	}
3309		4015
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3315	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);
3316		4019
3317	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		4023
3321	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3322	# and global variables created in xs	4025	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3324		4027
3325	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3326		4029
3327	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3328	require cf;	4031	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3330		4033
3331	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3332	cf::reload_config;	4035	cf::reload_config;
3333		4036
3334	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3335	cf::load_extensions;	4038	cf::load_extensions;
3336		4039
		4040	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3340	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3343		4048
3344	warn "leaving sync_job";	4049	cf::_post_init 1;
3345		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3346	1	4053	1
3347	} or do {	4054	} or do {
3348	warn $@;	4055	error $@;
3349	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3350	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3351	};	4060	}
3352		4061
3353	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3354	};	4064	};
3355		4065
3356	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3357		4067
3358	sub reload_perl() {	4068	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3361		4071
3362	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	4074
3365	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	4076	do_reload_perl;
3368	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3369	},	4078	};
3370	);	4079	};
3371	}	4080	}
3372		4081
3373	register_command "reload" => sub {	4082	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3375		4084
3376	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	4089	reload_perl;
		4090	};
3379	}	4091	}
3380	};	4092	};
3381		4093
3382	unshift @INC, $LIBDIR;	4094	#############################################################################
3383		4095
3384	my $bug_warning = 0;	4096	my $bug_warning = 0;
3385		4097
3386	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3388		4100
3389	sub wait_for_tick {	4101	sub wait_for_tick() {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3392		4103
3393	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	4106	$signal->wait;
3396	}	4107	}
3397		4108
3398	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3401		4111
3402	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4114	$signal->wait;
3405	}	4115	}
3406		4116
3407	my $min = 1e6;#d#	4117	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3417	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"
3418	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3419	return;	4121	return;
3420	}	4122	}
3421		4123
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3425		4125
3426	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3427	for(1..10) {
3428	my $t = Event::time;
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3430	or die;
3431		4127
3432	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3433	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3434	$map->alloc;	4130	Coro::async_pool {
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4131	$Coro::current->{desc} = "runtime saver";
3436	my $t = Event::time - $t;	4132	write_runtime_sync
3437		4133	or error "ERROR: unable to write runtime file: $!";
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4134	};
		4135	}
3448		4136
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4138	$sig->send;
3465	}	4139	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	4141	$sig->send;
3468	}	4142	}
3469		4143
3470	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4146
3481	_post_tick;	4147	if (0) {
3482		4148	if ($NEXT_TICK) {
3483		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3484	},	4153	}
3485	);	4154	}
3486		4155
3487	{	4156	{
3488	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4158
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3498		4160	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4162
3514	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3515	$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);
3516		4170
3517	cf::sync_job {	4171	cf::sync_job {
3518	eval {	4172	eval {
3519	BDB::db_env_open	4173	BDB::db_env_open
3520	$DB_ENV,	4174	$DB_ENV,
…		…
3522	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
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4178	0666;
3525		4179
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4181	};
3531		4182
3532	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4184	};
3534	}	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	};
3535	}	4196	}
3536		4197
3537	{	4198	{
		4199	# configure IO::AIO
		4200
3538	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4204	}
3551		4205
3552	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3553		4208
3554	sub _log_backtrace {	4209	sub _log_backtrace {
3555	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3556		4211
3557	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3558		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3559	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3561	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3562	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3563	my @bt = fork_call {	4225	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	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 |"
3567	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3575	}	4237	}
3576		4238
3577	@funcs	4239	@funcs
3578	};	4240	};
3579		4241
3580	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4245	--$_log_backtrace;
3583	};	4246	};
3584	} else {	4247	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3587	}	4250	}
3588	}	4251	}
3589		4252
3590	# load additional modules	4253	# load additional modules
3591	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3592		4256
3593	END { cf::emergency_save }	4257	END { cf::emergency_save }
3594		4258
3595	1	4259	1
3596		4260

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