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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.349 by root, Fri Aug 31 04:10:43 2007 UTC vs.
Revision 1.567 by root, Mon May 2 16:16:00 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		132
87	our %CFG;	133	our %CFG;
88		134
89	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
91		138
92	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
95		142
96	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		145
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
102		155
103	binmode STDOUT;	156	binmode STDOUT;
104	binmode STDERR;	157	binmode STDERR;
105		158
106	# read virtual server time, if available	159	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
111	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
112		167
113	mkdir $_	168	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		170
116	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
117		172
118	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		189
120	#############################################################################	190	#############################################################################
121		191
122	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
123		193
…		…
159		229
160	The raw value load value from the last tick.	230	The raw value load value from the last tick.
161		231
162	=item %cf::CFG	232	=item %cf::CFG
163		233
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	235	from wherever your confdir points to.
166		236
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		238
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
173	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
174		249
175	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	252	that call.
178		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
179	=back	260	=back
180		261
181	=cut	262	=cut
182		263
183	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	271	my $msg = join "", @_;
186		272
187	$msg .= "\n"	273	$msg .= "\n"
188	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
189		275
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		277
192	utf8::encode $msg;
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$Event::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
277	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	457	deadlocked coro.
…		…
284		463
285	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
286		465
287	=cut	466	=cut
288		467
289	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
290		469
291	sub lock_wait($) {	470	sub lock_wait($) {
292	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	472	}
300		473
301	sub lock_acquire($) {	474	sub lock_acquire($) {
302	my ($key) = @_;	475	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	476	}
314		477
315	sub lock_active($) {	478	sub lock_active($) {
316	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	480	}
320		481
321	sub freeze_mainloop {	482	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
323		484
324	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	486	}
326	};	487
327	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
328	$guard	489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
329	}	501	}
330		502
331	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
332		504
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
336		512
337	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
339		515
340	Useful for short background jobs.	516	Useful for short background jobs.
341		517
342	=cut	518	=cut
343		519
344	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
346		523
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
349	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
350		530
351	while () {	531	while () {
352	next_job:	532	next_job:
		533
353	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	535
355	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	540	$job->[2]->send;
359	Coro::cede;	541	Coro::cede;
360	goto next_job;	542	goto next_job;
361	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	545	}
363	}	546	}
364		547
365	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	551	$signal->wait;
369	} else {	552	} else {
		553	$busy = 0;
370	Coro::schedule;	554	Coro::schedule;
371	}	555	}
372	}	556	}
373	};	557	};
374		558
375	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
376	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
377		563
378	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
379	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
380		567
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
394		581
395	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
396		583
397	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
398		585
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	589	acceptable.
403		590
404	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	596	=cut
410		597
411	sub sync_job(&) {	598	sub sync_job(&) {
412	my ($job) = @_;	599	my ($job) = @_;
413		600
414	if ($Coro::current == $Coro::main) {	601	if (in_main) {
415	my $time = Event::time;	602	my $time = AE::time;
416		603
417	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
419		606
420	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	608
422	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
423		610
424	my $busy = 1;	611	my $busy = 1;
425	my @res;	612	my @res;
426		613
427	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	616	@res = eval { $job->() };
429	warn $@ if $@;	617	error $@ if $@;
430	undef $busy;	618	undef $busy;
431	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
432		620
433	while ($busy) {	621	while ($busy) {
434	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
435	}	626	}
		627	}
436		628
437	$time = Event::time - $time;	629	my $time = AE::time - $time;
438		630
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
443		632
444	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
445	} else {	634	} else {
446	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
447		636
…		…
467	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
468		657
469	$coro	658	$coro
470	}	659	}
471		660
472	=item fork_call { }, $args	661	=item fork_call { }, @args
473		662
474	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
478		667
479	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
480		673
481	sub fork_call(&@) {	674	sub fork_call(&@) {
482	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
483		676
484	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
487		680
488	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
489	reset_signals;	682	cf::post_fork;
490	&$cb	683	&$cb
491	}, @args;	684	} @args;
492		685
493	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
494	}	725	}
495		726
496	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
497		728
498	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
501		732
502	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
505	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
506		762
507	our $DB;	763	our $DB;
508		764
509	sub db_init {	765	sub db_init {
510	unless ($DB) {	766	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	767	}
525		768
526	sub db_get($$) {	769	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
528		771
529	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
530	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
531		776
532	$! ? ()	777	$! ? ()
533	: $data	778	: $data
534	}
535	}	779	}
536		780
537	sub db_put($$$) {	781	sub db_put($$$) {
538	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		811
568	my @data;	812	my @data;
569	my $md5;	813	my $md5;
570		814
571	for (0 .. $#$src) {	815	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	817	}
575		818
576	# if processing is expensive, check	819	# if processing is expensive, check
577	# checksum first	820	# checksum first
578	if (1) {	821	if (1) {
…		…
595		838
596	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	840	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
599		842
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		844
602	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
605		848
…		…
615		858
616	=cut	859	=cut
617		860
618	sub datalog($@) {	861	sub datalog($@) {
619	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	864	}
622		865
623	=back	866	=back
624		867
625	=cut	868	=cut
626		869
627	#############################################################################	870	#############################################################################
628		871
629	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
630		873
631	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
634		877
635	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	880	Deliantra).
638		881
639	=over 4	882	=over 4
640		883
641	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
642		885
…		…
686	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
687		930
688	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
690		933
691	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
693		936
694	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
695		938
696	=over 4	939	=over 4
…		…
820		1063
821	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1066
824	} elsif (ref $type) {	1067	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
826		1069
827	} else {	1070	} else {
828	shift @arg;	1071	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
830	}	1073	}
831	}	1074	}
832	}	1075	}
833		1076
834	sub _object_attach {	1077	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
845	}	1088	}
846		1089
847	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
848	} else {	1091	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1093	}
851		1094
852	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
853	}	1096	}
854		1097
…		…
913		1156
914	for (@$callbacks) {	1157	for (@$callbacks) {
915	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
916		1159
917	if ($@) {	1160	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1162	override;
921	}	1163	}
922		1164
923	return 1 if $override;	1165	return 1 if $override;
924	}	1166	}
925		1167
926	0	1168	0
927	}	1169	}
928		1170
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1172
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1174
933	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
934		1176
…		…
940		1182
941	=cut	1183	=cut
942		1184
943	#############################################################################	1185	#############################################################################
944	# object support	1186	# object support
945	#
946		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
947	sub _can_merge {	1221	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
949		1223
950	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1225
954	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
955	}	1228	}
956		1229
957	sub reattach {	1230	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1232	my ($obj) = @_;
960		1233
		1234	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1236
963	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
964		1238
965	@$registry = ();	1239	@$registry = ();
966		1240
…		…
971	for (@$attach) {	1245	for (@$attach) {
972	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
974	}	1248	}
975	} else {	1249	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1251	}
978	}	1252	}
979	}	1253	}
980		1254
981	cf::attachable->attach (	1255	cf::attachable->attach (
982	prio => -1000000,	1256	prio => -1000000,
983	on_instantiate => sub {	1257	on_instantiate => sub {
984	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
985		1259
986	$data = from_json $data;	1260	$data = decode_json $data;
987		1261
988	for (@$data) {	1262	for (@$data) {
989	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
990		1264
991	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1281	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1009		1283
1010	sync_job {	1284	sync_job {
1011	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1014		1290
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
1019	close $fh;	1298	aio_close $fh;
1020		1299
1021	if (@$objs) {	1300	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
1027	close $fh;	1309	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1311	}
1030	} else {	1312	} else {
1031	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1032	}	1314	}
1033		1315
1034	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1320	} else {
1036	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1037	}	1322	}
1038	} else {	1323	} else {
1039	aio_unlink $filename;	1324	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1041	}	1326	}
1042	}	1327	};
1043	}	1328	}
1044		1329
1045	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1047		1332
…		…
1059	or return;	1344	or return;
1060		1345
1061	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1348	or return;
		1349
1064	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1065	}	1352	}
1066		1353
		1354	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1069	return ($data, $av);	1359	($data, $av)
1070	}	1360	}
1071		1361
1072	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1073		1363
1074	=over 4	1364	=over 4
…		…
1128	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1129		1419
1130	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1131	}	1421	}
1132		1422
		1423	use File::Glob ();
		1424
1133	cf::player->attach (	1425	cf::player->attach (
1134	on_command => sub {	1426	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1136		1428
1137	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1138	or return;	1430	or return;
1139		1431
…		…
1162		1454
1163	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1456	if $reply;
1165		1457
1166	} else {	1458	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1460	}
1169		1461
1170	cf::override;	1462	cf::override;
1171	},	1463	},
1172	);	1464	);
1173		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1174	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1175	cf::sync_job {	1482	cf::sync_job {
1176	my %todo;	1483	my %todo;
1177		1484
1178	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1486	next unless -r $path;
…		…
1197		1504
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1507
1201	$ext{source} =	1508	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1204	. $source	1511	. $source
1205	. "\n};\n1";	1512	. "\n};\n1";
1206		1513
1207	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1208	}	1515	}
1209		1516
		1517	my $pass = 0;
1210	my %done;	1518	my %done;
1211	while (%todo) {	1519	while (%todo) {
1212	my $progress;	1520	my $progress;
1213		1521
		1522	++$pass;
		1523
		1524	ext:
1214	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1527	next ext
1217	unless exists $done{$_};	1528	unless exists $done{$_};
1218	}	1529	}
1219		1530
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1532
1222	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1227	warn $msg;	1540
1228	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1542	delete $todo{$k};
1230	}	1543	} else {
1231		1544	$done{$k} = delete $todo{$k};
1232	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1233	}	1550	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1551	}
1239		1552
1240	skip:	1553	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1243	}	1563	}
1244	};	1564	};
1245	}	1565	}
1246		1566
1247	#############################################################################	1567	#############################################################################
1248		1568
1249	=back	1569	=back
1250		1570
1251	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1252		1572
1253	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1254		1574
1255	=cut	1575	=cut
1256		1576
1257	package cf::player;	1577	package cf::player;
1258		1578
1259	use Coro::AIO;	1579	use Coro::AIO;
1260		1580
1261	=head3 cf::player	1581	=head3 cf::player
1262		1582
1263	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1264		1598
1265	=item cf::player::find $login	1599	=item cf::player::find $login
1266		1600
1267	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1268		1602
…		…
1287		1621
1288	sub exists($) {	1622	sub exists($) {
1289	my ($login) = @_;	1623	my ($login) = @_;
1290		1624
1291	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1293	}	1627	}
1294		1628
1295	sub find($) {	1629	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1631	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1642
1309	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1312	}	1652	}
1313	}	1653	}
1314	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
1315		1668
1316	sub save($) {	1669	sub save($) {
1317	my ($pl) = @_;	1670	my ($pl) = @_;
1318		1671
1319	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1323		1676
1324	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1325		1678
1326	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1686
1329	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1688	cf::cede_to_tick;
1331	}	1689	}
1332		1690
…		…
1364	my ($pl) = @_;	1722	my ($pl) = @_;
1365		1723
1366	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1367		1725
1368	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1728
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1374	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1375		1737
1376	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1413	or return [];	1775	or return [];
1414		1776
1415	my @logins;	1777	my @logins;
1416		1778
1417	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1421		1789
1422	utf8::decode $login;	1790	utf8::decode $login;
1423	push @logins, $login;	1791	push @logins, $login;
1424	}	1792	}
1425		1793
1426	\@logins	1794	\@logins
1427	}	1795	}
1428		1796
1429	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1430		1800
1431	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1432	player. May block.	1802	player. May block.
1433		1803
1434	=cut	1804	=cut
…		…
1452	}	1822	}
1453		1823
1454	\@paths	1824	\@paths
1455	}	1825	}
1456		1826
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1828
1459	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1830
1507	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1508		1832
1509	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1510		1834
…		…
1542		1866
1543	=cut	1867	=cut
1544		1868
1545	sub find_by_path($) {	1869	sub find_by_path($) {
1546	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1547		1873
1548	my ($match, $specificity);	1874	my ($match, $specificity);
1549		1875
1550	for my $region (list) {	1876	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1579		1905
1580	sub generate_random_map {	1906	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1583	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	1912	}
1597		1913
1598	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1599		1915
1600	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
…		…
1605		1921
1606	sub register {	1922	sub register {
1607	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	1924	my $pkg = caller;
1609		1925
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		1927
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1929	}
1615		1930
1616	# also paths starting with '/'	1931	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1933
1619	sub thawer_merge {	1934	sub thawer_merge {
1620	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1621		1936
1622	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1627	}	1942	}
1628		1943
1629	sub normalise {	1944	sub normalise {
1630	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1631		1946
1632	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1633		1948
1634	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1635		1950
1636	# map plan:	1951	# map plan:
1637	#	1952	#
…		…
1652	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	1968	$path = "$base/$path";
1654	}	1969	}
1655		1970
1656	for ($path) {	1971	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1660	}	1974	}
1661		1975
1662	$path	1976	$path
…		…
1676	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1677	return $self;	1991	return $self;
1678	}	1992	}
1679	}	1993	}
1680		1994
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	1996	()
1683	}	1997	}
1684		1998
		1999	# may re-bless or do other evil things
1685	sub init {	2000	sub init {
1686	my ($self) = @_;	2001	my ($self) = @_;
1687		2002
1688	$self	2003	$self
1689	}	2004	}
…		…
1708		2023
1709	# the temporary/swap location	2024	# the temporary/swap location
1710	sub save_path {	2025	sub save_path {
1711	my ($self) = @_;	2026	my ($self) = @_;
1712		2027
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1715	}	2030	}
1716		2031
1717	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1718	sub uniq_path {	2033	sub uniq_path {
1719	my ($self) = @_;	2034	my ($self) = @_;
1720		2035
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2038	}
1733		2039
1734	sub decay_objects {	2040	sub decay_objects {
1735	my ($self) = @_;	2041	my ($self) = @_;
1736		2042
…		…
1749		2055
1750	sub load_header_from($) {	2056	sub load_header_from($) {
1751	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1752		2058
1753	utf8::encode $path;	2059	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2061	or return;
1759		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1760	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1761		2070
1762	1	2071	1
1763	}	2072	}
1764		2073
		2074	# used to laod the header of an original map
1765	sub load_header_orig {	2075	sub load_header_orig {
1766	my ($self) = @_;	2076	my ($self) = @_;
1767		2077
1768	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1769	}	2079	}
1770		2080
		2081	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2082	sub load_header_temp {
1772	my ($self) = @_;	2083	my ($self) = @_;
1773		2084
1774	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1775	}	2086	}
1776		2087
		2088	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2089	sub prepare_temp {
1778	my ($self) = @_;	2090	my ($self) = @_;
1779		2091
1780	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1782	# safety	2094	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2097	}
1786		2098
		2099	# called after loading the header from an original map
1787	sub prepare_orig {	2100	sub prepare_orig {
1788	my ($self) = @_;	2101	my ($self) = @_;
1789		2102
1790	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2128
1816	sub find;	2129	sub find;
1817	sub find {	2130	sub find {
1818	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1819		2132
		2133	cf::cede_to_tick;
		2134
1820	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1821		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2139
1824	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1827	or return;	2142	or return;
1828		2143
1829	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1830		2145
…		…
1832	or return;	2147	or return;
1833		2148
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1837	$map->reset;	2154	$map->reset;
1838	undef $guard;
1839	return find $path;	2155	return find $path;
1840	}	2156	}
1841		2157
1842	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1843	}	2159	}
1844	}	2160	}
1845		2161
1846	sub pre_load { }	2162	sub pre_load { }
1847	sub post_load { }	2163	#sub post_load { } # XS
1848		2164
1849	sub load {	2165	sub load {
1850	my ($self) = @_;	2166	my ($self) = @_;
1851		2167
1852	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1853		2169
1854	my $path = $self->{path};	2170	my $path = $self->{path};
1855		2171
1856	{	2172	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2174
		2175	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2177
1862	$self->in_memory (cf::MAP_LOADING);	2178	$self->in_memory (cf::MAP_LOADING);
1863		2179
1864	$self->alloc;	2180	$self->alloc;
1865		2181
1866	$self->pre_load;	2182	$self->pre_load;
1867	cf::cede_to_tick;	2183	cf::cede_to_tick;
1868		2184
1869	$self->_load_objects ($self->{load_path}, 1)	2185	if (exists $self->{load_path}) {
		2186	my $f = new_from_file cf::object::thawer $self->{load_path};
		2187	$f->skip_block;
		2188	$self->_load_objects ($f)
1870	or return;	2189	or return;
1871		2190
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
1873	if delete $self->{load_original};	2192	if delete $self->{load_original};
1874		2193
1875	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2195	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2196	unless (aio_stat $uniq) {
		2197	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2198	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2199	$self->_load_objects ($f);
		2200	$f->resolve_delayed_derefs;
		2201	}
		2202	}
1880	}	2203	}
		2204
		2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
1881	}	2209	}
1882		2210
1883	cf::cede_to_tick;	2211	cf::cede_to_tick;
1884	# now do the right thing for maps	2212	# now do the right thing for maps
1885	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
…		…
1890	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2219	$self->decay_objects;
1892	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1893	$self->update_buttons;	2221	$self->update_buttons;
1894	cf::cede_to_tick;	2222	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2223	$self->activate;
1898	}	2224	}
1899		2225
1900	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
1902		2228
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2229	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2230	}
1905		2231
1906	$self->post_load;	2232	$self->post_load;
1907	}
1908		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2240	sub customise_for {
1910	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
1911		2242
1912	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2244	if $self->per_player;
…		…
1929	or next;	2260	or next;
1930	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
1931	or next;	2262	or next;
1932	$neigh->load;	2263	$neigh->load;
1933		2264
		2265	# now find the diagonal neighbours
1934	push @neigh,	2266	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}	2269	}
1938		2270
…		…
1945	}	2277	}
1946		2278
1947	sub find_sync {	2279	sub find_sync {
1948	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
1949		2281
1950	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
1951	}	2286	}
1952		2287
1953	sub do_load_sync {	2288	sub do_load_sync {
1954	my ($map) = @_;	2289	my ($map) = @_;
1955		2290
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
1958		2293
1959	cf::sync_job { $map->load };	2294	$map->load;
1960	}	2295	}
1961		2296
1962	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1964		2299
1965	sub find_async {	2300	sub find_async {
1966	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
1967		2302
1968	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1969		2304
1970	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2307	}
1973		2308
1974	$MAP_PREFETCH{$path} |= $load;	2309	$MAP_PREFETCH{$path} |= $load;
1975		2310
1976	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1977	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2316	if (my $map = find $k) {
1980	$map->load if $v;	2317	$map->load if $v;
1981	}	2318	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1989		2326
1990	()	2327	()
1991	}	2328	}
1992		2329
		2330	# common code, used by both ->save and ->swapout
1993	sub save {	2331	sub _save {
1994	my ($self) = @_;	2332	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2333
1998	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1999		2335
2000	return unless $self->dirty;	2336	return unless $self->dirty;
2001		2337
…		…
2007	return if $self->{deny_save};	2343	return if $self->{deny_save};
2008		2344
2009	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
2010		2346
2011	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2013	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2014		2353
2015	if ($uniq) {	2354	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2357	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2359	}
2021	}	2360	}
2022		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2023	sub swap_out {	2370	sub swap_out {
2024	my ($self) = @_;	2371	my ($self) = @_;
2025		2372
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2374
		2375	return if $self->in_memory != cf::MAP_ACTIVE;
		2376	return if $self->{deny_save};
2031	return if $self->players;	2377	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
		2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
2035	$self->clear;	2388	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2389	}
2038		2390
2039	sub reset_at {	2391	sub reset_at {
2040	my ($self) = @_;	2392	my ($self) = @_;
2041		2393
…		…
2059		2411
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2413
2062	return if $self->players;	2414	return if $self->players;
2063		2415
2064	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
2065		2417
2066	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->in_memory (cf::MAP_SWAPPED);
2067		2419
2068	# need to save uniques path	2420	# need to save uniques path
2069	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2425	if $uniq;
2074	}	2426	}
2075		2427
2076	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2077		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2432	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2433
2082	$self->unlink_save;	2434	$self->unlink_save;
2083	$self->destroy;	2435	$self->destroy;
2084	}	2436	}
2085		2437
…		…
2091	{	2443	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2445
2094	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2095		2447
		2448	$self->unlink_save;
		2449
2096	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2097	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2455
2104	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
2105	}	2457	}
2106		2458
2107	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
…		…
2152		2504
2153	sub unique_maps() {	2505	sub unique_maps() {
2154	[	2506	[
2155	map {	2507	map {
2156	utf8::decode $_;	2508	utf8::decode $_;
2157	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2158	? normalise $_	2512	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2514	]
2162	}	2515	}
2163		2516
2164	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	}
2165		2548
2166	=back	2549	=back
2167		2550
2168	=head3 cf::object	2551	=head3 cf::object
2169		2552
…		…
2173		2556
2174	=over 4	2557	=over 4
2175		2558
2176	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2177		2560
2178	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.
2179		2563
2180	=cut	2564	=cut
2181		2565
2182	sub inv_recursive_;	2566	sub inv_recursive_;
2183	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2186		2570
2187	sub inv_recursive {	2571	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2189	}	2573	}
2190		2574
		2575	=item $ref = $ob->ref
		2576
		2577	Creates and returns a persistent reference to an object that can be stored as a string.
		2578
		2579	=item $ob = cf::object::deref ($refstring)
		2580
		2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2582	even if the object actually exists. May block.
		2583
		2584	=cut
		2585
		2586	sub deref {
		2587	my ($ref) = @_;
		2588
		2589	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2590	my ($uuid, $name) = ($1, $2);
		2591	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2592	or return;
		2593	$pl->ob->uuid eq $uuid
		2594	or return;
		2595
		2596	$pl->ob
		2597	} else {
		2598	warn "$ref: cannot resolve object reference\n";
		2599	undef
		2600	}
		2601	}
		2602
2191	package cf;	2603	package cf;
2192		2604
2193	=back	2605	=back
2194		2606
2195	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2613	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	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
2203	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2204		2616
2205	=cut	2617	=cut
		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
2206		2632
2207	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2634	# with dialog boxes.
2209	#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
2210	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2650
2225	} else {	2651	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2654	}
2229	}	2655	}
2230	}	2656	}
2231		2657
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2683
2258	=item $player_object->enter_link	2684	=item $player_object->enter_link
2259		2685
2260	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}>).
2261		2687
2262	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.
2263	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.
2264		2692
2265	Will never block.	2693	Will never block.
2266		2694
2267	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2268		2696
…		…
2288	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2289	my ($self) = @_;	2717	my ($self) = @_;
2290		2718
2291	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2292		2720
		2721	++$self->{_link_recursion};
		2722
2293	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2294		2724
2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2296	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2297		2727
2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2299	}	2729	}
2300		2730
2301	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2302	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2303		2733
…		…
2320	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2322		2752
2323	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2326		2756
2327	$map->load;	2757	$map->load;
2328	$map->load_neighbours;	2758	$map->load_neighbours;
2329		2759
2330	return unless $self->contr->active;	2760	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2761
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2335	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2336		2769
		2770	}
		2771
2337	=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)]])
2338		2773
2339	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
2340	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2341	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
2342	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
2343	be called at the end of this process.	2778	be called at the end of this process.
2344		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
2345	=cut	2783	=cut
2346		2784
2347	our $GOTOGEN;	2785	our $GOTOGEN;
2348		2786
2349	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2350	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2351		2789
		2790	if ($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
2352	# 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
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2798
2355	$self->enter_link;	2799	$self->enter_link;
2356		2800
2357	(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
2358	my $map = eval {	2823	my $map = eval {
2359	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2360		2825
2361	if ($map) {	2826	if ($map) {
2362	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2364	} else {	2829	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2831	}
2367		2832
2368	$map	2833	$map
2369	};	2834	};
2370		2835
…		…
2376	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2377	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2378	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2379	}	2844	}
2380		2845
2381	$done->() if $done;	2846	$done->($self) if $done;
2382	})->prio (1);	2847	})->prio (1);
2383	}	2848	}
2384		2849
2385	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2386		2851
…		…
2406	}	2871	}
2407		2872
2408	sub prepare_random_map {	2873	sub prepare_random_map {
2409	my ($exit) = @_;	2874	my ($exit) = @_;
2410		2875
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2878	# that depends on the exit object
2416		2879
2417	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2882	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2424	}	2889	}
2425		2890
2426	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2427		2892
2428	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2431		2896
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2899	undef $fh;
2435	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2436		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2439	}	2908	}
2440	}	2909	}
2441		2910
2442	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2444		2913
2445	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2446		2915
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2916	$self->enter_link;
2459		2917
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2918	(async {
2465	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2466	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
		2948
2467	$self->goto ($slaying, $hp, $sp);	2949	$self->goto ($map, $x, $y);
2468		2950
		2951	# if exit is damned, update players death & WoR home-position
		2952	$self->contr->savebed ($map, $x, $y)
		2953	if $exit->flag (cf::FLAG_DAMNED);
		2954
2469	1;	2955	1
2470	}) {	2956	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2961
2476	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2477	$self->leave_link;	2963	$self->leave_link;
2478	}	2964	}
2479	})->prio (1);	2965	})->prio (1);
2480	}	2966	}
2481		2967
…		…
2493	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2494	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2495		2981
2496	utf8::encode $text;	2982	utf8::encode $text;
2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2984	}
		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
2498	}	3009	}
2499		3010
2500	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2501		3012
2502	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	3015	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	3016	the message unless the client supports the msg packet.
2506		3017
2507	=cut	3018	=cut
2508		3019
		3020	# non-persistent channels (usually the info channel)
		3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
		3028	"c/identify" => {
		3029	id => "infobox",
		3030	title => "Identify",
		3031	reply => undef,
		3032	tooltip => "Items recently identified",
		3033	},
		3034	"c/examine" => {
		3035	id => "infobox",
		3036	title => "Examine",
		3037	reply => undef,
		3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
		3045	},
		3046	"c/book" => {
		3047	id => "infobox",
		3048	title => "Book",
		3049	reply => undef,
		3050	tooltip => "The contents of a note or book",
		3051	},
		3052	"c/lookat" => {
		3053	id => "infobox",
		3054	title => "Look",
		3055	reply => undef,
		3056	tooltip => "What you saw there",
		3057	},
		3058	"c/who" => {
		3059	id => "infobox",
		3060	title => "Players",
		3061	reply => undef,
		3062	tooltip => "Shows players who are currently online",
		3063	},
		3064	"c/body" => {
		3065	id => "infobox",
		3066	title => "Body Parts",
		3067	reply => undef,
		3068	tooltip => "Shows which body parts you posess and are available",
		3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
		3106	"c/uptime" => {
		3107	id => "infobox",
		3108	title => "Uptime",
		3109	reply => undef,
		3110	tooltip => "How long the server has been running since last restart",
		3111	},
		3112	"c/mapinfo" => {
		3113	id => "infobox",
		3114	title => "Map Info",
		3115	reply => undef,
		3116	tooltip => "Information related to the maps",
		3117	},
		3118	"c/party" => {
		3119	id => "party",
		3120	title => "Party",
		3121	reply => "gsay ",
		3122	tooltip => "Messages and chat related to your party",
		3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
		3132	);
		3133
2509	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2510	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2511		3136
2512	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2513		3139
2514	$color &= cf::NDI_CLIENT_MASK; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2515		3141
		3142	# check predefined channels, for the benefit of C
		3143	if ($CHANNEL{$channel}) {
		3144	$channel = $CHANNEL{$channel};
		3145
		3146	$self->ext_msg (channel_info => $channel);
		3147	$channel = $channel->{id};
		3148
2516	if (ref $channel) {	3149	} elsif (ref $channel) {
2517	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2518	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2519	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2520	$self->ext_msg (channel_info => $channel);	3153	$self->ext_msg (channel_info => $channel);
2521	}	3154	}
…		…
2523	$channel = $channel->{id};	3156	$channel = $channel->{id};
2524	}	3157	}
2525		3158
2526	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2527		3160
2528	if ($self->can_msg) {
2529	# default colour, mask it out	3161	# default colour, mask it out
2530	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2531	if $color & cf::NDI_DEF;	3163	if $color & cf::NDI_DEF;
2532		3164
2533	$self->send_packet ("msg " . $self->{json_coder}->encode (	3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
2534	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3168	);
2536	if ($color >= 0) {
2537	# replace some tags by gcfclient-compatible ones
2538	for ($msg) {
2539	1 while
2540	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2541	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2542	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2543	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2544	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2545	}
2546		3169
2547	$color &= cf::NDI_COLOR_MASK;	3170	$self->send_big_packet ($pkt);
2548
2549	utf8::encode $msg;
2550
2551	if (0 && $msg =~ /\[/) {
2552	# COMMAND/INFO
2553	$self->send_packet ("drawextinfo $color 10 8 $msg")
2554	} else {
2555	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2556	$self->send_packet ("drawinfo $color $msg")
2557	}
2558	}
2559	}
2560	}	3171	}
2561		3172
2562	=item $client->ext_msg ($type, @msg)	3173	=item $client->ext_msg ($type, @msg)
2563		3174
2564	Sends an ext event to the client.	3175	Sends an ext event to the client.
…		…
2567		3178
2568	sub cf::client::ext_msg($$@) {	3179	sub cf::client::ext_msg($$@) {
2569	my ($self, $type, @msg) = @_;	3180	my ($self, $type, @msg) = @_;
2570		3181
2571	if ($self->extcmd == 2) {	3182	if ($self->extcmd == 2) {
2572	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2573	} elsif ($self->extcmd == 1) { # TODO: remove	3184	} elsif ($self->extcmd == 1) { # TODO: remove
2574	push @msg, msgtype => "event_$type";	3185	push @msg, msgtype => "event_$type";
2575	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2576	}	3187	}
2577	}	3188	}
2578		3189
2579	=item $client->ext_reply ($msgid, @msg)	3190	=item $client->ext_reply ($msgid, @msg)
2580		3191
…		…
2584		3195
2585	sub cf::client::ext_reply($$@) {	3196	sub cf::client::ext_reply($$@) {
2586	my ($self, $id, @msg) = @_;	3197	my ($self, $id, @msg) = @_;
2587		3198
2588	if ($self->extcmd == 2) {	3199	if ($self->extcmd == 2) {
2589	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2590	} elsif ($self->extcmd == 1) {	3201	} elsif ($self->extcmd == 1) {
2591	#TODO: version 1, remove	3202	#TODO: version 1, remove
2592	unshift @msg, msgtype => "reply", msgid => $id;	3203	unshift @msg, msgtype => "reply", msgid => $id;
2593	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2594	}	3205	}
2595	}	3206	}
2596		3207
2597	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2598		3209
…		…
2669		3280
2670	$ns->ext_reply ($reply, @reply)	3281	$ns->ext_reply ($reply, @reply)
2671	if $reply;	3282	if $reply;
2672		3283
2673	} else {	3284	} else {
2674	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2675	}	3286	}
2676		3287
2677	cf::override;	3288	cf::override;
2678	},	3289	},
2679	);	3290	);
…		…
2699		3310
2700	$coro	3311	$coro
2701	}	3312	}
2702		3313
2703	cf::client->attach (	3314	cf::client->attach (
2704	on_destroy => sub {	3315	on_client_destroy => sub {
2705	my ($ns) = @_;	3316	my ($ns) = @_;
2706		3317
2707	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2708	},	3319	},
2709	);	3320	);
…		…
2725	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
2726		3337
2727	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
2728		3339
2729	$safe->permit_only (Opcode::opset qw(	3340	$safe->permit_only (Opcode::opset qw(
2730	:base_core :base_mem :base_orig :base_math	3341	:base_core :base_mem :base_orig :base_math :base_loop
2731	grepstart grepwhile mapstart mapwhile	3342	grepstart grepwhile mapstart mapwhile
2732	sort time	3343	sort time
2733	));	3344	));
2734		3345
2735	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
…		…
2737	=pod	3348	=pod
2738		3349
2739	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
2740		3351
2741	cf::object	3352	cf::object
2742	contr pay_amount pay_player map x y force_find force_add	3353	contr pay_amount pay_player map x y force_find force_add destroy
2743	insert remove name archname title slaying race decrease_ob_nr	3354	insert remove name archname title slaying race decrease split
		3355	value
2744		3356
2745	cf::object::player	3357	cf::object::player
2746	player	3358	player
2747		3359
2748	cf::player	3360	cf::player
…		…
2753		3365
2754	=cut	3366	=cut
2755		3367
2756	for (	3368	for (
2757	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2758	insert remove inv name archname title slaying race	3370	insert remove inv nrof name archname title slaying race
2759	decrease_ob_nr)],	3371	decrease split destroy change_exp value msg lore send_msg)],
2760	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
2761	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
2762	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
2763	) {	3375	) {
2764	no strict 'refs';
2765	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
2766	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2767	for @funs;	3378	for @funs;
2768	}	3379	}
2769		3380
…		…
2784		3395
2785	my $qcode = $code;	3396	my $qcode = $code;
2786	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2787	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
2788		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
2789	local $_;	3403	local $_;
2790	local @safe::cf::_safe_eval_args = values %vars;
2791		3404
2792	my $eval =	3405	my $eval =
2793	"do {\n"	3406	"do {\n"
2794	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2795	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
2796	. $code	3409	. $code
2797	. "\n}"	3410	. "\n}"
2798	;	3411	;
2799		3412
		3413	if ($CFG{safe_eval}) {
2800	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
2801	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2802	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
2803		3422
2804	if ($@) {	3423	if ($@) {
2805	warn "$@";	3424	warn "$@",
2806	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
2807	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
2808	}	3427	}
2809		3428
2810	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
2811	}	3430	}
2812		3431
…		…
2826	=cut	3445	=cut
2827		3446
2828	sub register_script_function {	3447	sub register_script_function {
2829	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
2830		3449
2831	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
2832	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
2833	}	3452	}
2834		3453
2835	=back	3454	=back
2836		3455
2837	=cut	3456	=cut
…		…
2846	# for this (global event?)	3465	# for this (global event?)
2847	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
2848		3467
2849	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2850		3469
2851	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
2852		3471
2853	my $facedata;	3472	my $facedata = decode_storable load_file $path;
2854	0 < aio_load $path, $facedata
2855	or die "$path: $!";
2856
2857	$facedata = Coro::Storable::thaw $facedata;
2858		3473
2859	$facedata->{version} == 2	3474	$facedata->{version} == 2
2860	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
2861		3476
2862	# patch in the exptable	3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2863	$facedata->{resource}{"res/exp_table"} = {	3479	$facedata->{resource}{"res/exp_table"} = {
2864	type => FT_RSRC,	3480	type => FT_RSRC,
2865	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
2866	};	3483	};
2867	cf::cede_to_tick;	3484	cf::cede_to_tick;
2868		3485
2869	{	3486	{
2870	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
2871		3488
2872	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
2873	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3491
2874	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
2875	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
2876	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2877	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2878		3497
2879	cf::cede_to_tick;	3498	cf::cede_to_tick;
2880	}	3499	}
2881		3500
2882	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
2883	next unless $info->{smooth};	3502	next unless $info->{smooth};
		3503
2884	my $idx = cf::face::find $face	3504	my $idx = cf::face::find $face
2885	or next;	3505	or next;
		3506
2886	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
2887	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
2888	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2889	} else {	3510	} else {
2890	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
2891	}	3512	}
2892		3513
2893	cf::cede_to_tick;	3514	cf::cede_to_tick;
2894	}	3515	}
2895	}	3516	}
…		…
2904		3525
2905	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
2906	}	3527	}
2907		3528
2908	{	3529	{
2909	# TODO: for gcfclient pleasure, we should give resources
2910	# that gcfclient doesn't grok a >10000 face index.
2911	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
2912		3531
2913	my $soundconf = delete $res->{"res/sound.conf"};
2914
2915	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
		3533	if (defined $info->{type}) {
2916	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2917	my $data;
2918		3535
2919	if ($info->{type} & 1) {	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2920	# prepend meta info	3537	cf::face::set_type $idx, $info->{type};
2921
2922	my $meta = $enc->encode ({
2923	name => $name,
2924	%{ $info->{meta} || {} },
2925	});
2926
2927	$data = pack "(w/a*)*", $meta, $info->{data};
2928	} else {	3538	} else {
2929	$data = $info->{data};	3539	$RESOURCE{$name} = $info; # unused
2930	}	3540	}
2931		3541
2932	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2933	cf::face::set_type $idx, $info->{type};
2934
2935	cf::cede_to_tick;	3542	cf::cede_to_tick;
2936	}	3543	}
2937
2938	if ($soundconf) {
2939	$soundconf = $enc->decode (delete $soundconf->{data});
2940
2941	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2942	my $sound = $soundconf->{compat}[$_]
2943	or next;
2944
2945	my $face = cf::face::find "sound/$sound->[1]";
2946	cf::sound::set $sound->[0] => $face;
2947	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2948	}
2949
2950	while (my ($k, $v) = each %{$soundconf->{event}}) {
2951	my $face = cf::face::find "sound/$v";
2952	cf::sound::set $k => $face;
2953	}
2954	}
2955	}	3544	}
		3545
		3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2956		3547
2957	1	3548	1
2958	}	3549	}
2959		3550
2960	register_exticmd fx_want => sub {	3551	register_exticmd fx_want => sub {
…		…
2962		3553
2963	while (my ($k, $v) = each %$want) {	3554	while (my ($k, $v) = each %$want) {
2964	$ns->fx_want ($k, $v);	3555	$ns->fx_want ($k, $v);
2965	}	3556	}
2966	};	3557	};
		3558
		3559	sub load_resource_file($) {
		3560	my $guard = lock_acquire "load_resource_file";
		3561
		3562	my $status = load_resource_file_ $_[0];
		3563	get_slot 0.1, 100;
		3564	cf::arch::commit_load;
		3565
		3566	$status
		3567	}
2967		3568
2968	sub reload_regions {	3569	sub reload_regions {
2969	# HACK to clear player env face cache, we need some signal framework	3570	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)	3571	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3572	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2985	}	3586	}
2986		3587
2987	sub reload_archetypes {	3588	sub reload_archetypes {
2988	load_resource_file "$DATADIR/archetypes"	3589	load_resource_file "$DATADIR/archetypes"
2989	or die "unable to load archetypes\n";	3590	or die "unable to load archetypes\n";
2990	#d# NEED to laod twice to resolve forward references
2991	# this really needs to be done in an extra post-pass
2992	# (which needs to be synchronous, so solve it differently)
2993	load_resource_file "$DATADIR/archetypes"
2994	or die "unable to load archetypes\n";
2995	}	3591	}
2996		3592
2997	sub reload_treasures {	3593	sub reload_treasures {
2998	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
2999	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
3000	}	3596	}
3001		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
3002	sub reload_resources {	3618	sub reload_resources {
3003	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
3004		3620
		3621	reload_exp_table;
		3622	reload_materials;
		3623	reload_facedata;
		3624	reload_sound;
		3625	reload_archetypes;
3005	reload_regions;	3626	reload_regions;
3006	reload_facedata;
3007	#reload_archetypes;#d#
3008	reload_archetypes;
3009	reload_treasures;	3627	reload_treasures;
3010		3628
3011	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
3012	}
3013
3014	sub init {
3015	reload_resources;
3016	}	3630	}
3017		3631
3018	sub reload_config {	3632	sub reload_config {
3019	open my $fh, "<:utf8", "$CONFDIR/config"	3633	trace "reloading config file...\n";
3020	or return;
3021		3634
3022	local $/;	3635	my $config = load_file "$CONFDIR/config";
3023	*CFG = YAML::Syck::Load <$fh>;	3636	utf8::decode $config;
		3637	*CFG = decode_yaml $config;
3024		3638
3025	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3026		3640
3027	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3028	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3029		3643
3030	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
3034	};	3648	};
3035	warn $@ if $@;	3649	warn $@ if $@;
3036	}	3650	}
3037	}	3651	}
3038		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
3039	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
3040	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
3041	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
3042	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3043	(async {	3694	(async {
3044	Event::one_event;	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3696	EV::loop EV::LOOP_ONESHOT;
3045	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
3046	};	3698	};
3047		3699
		3700	evthread_start IO::AIO::poll_fileno;
		3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
3048	reload_config;	3712	reload_config;
3049	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
3050	load_extensions;	3723	load_extensions;
3051		3724
3052	$TICK_WATCHER->start;	3725	utime time, time, $RUNTIMEFILE;
3053	Event::loop;	3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
		3732	};
		3733
		3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
3054	}	3743	}
3055		3744
3056	#############################################################################	3745	#############################################################################
3057	# initialisation and cleanup	3746	# initialisation and cleanup
3058		3747
3059	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
3060	BEGIN {	3749	BEGIN {
		3750	our %SIGWATCHER = ();
3061	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
3062	Event->signal (	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3063	reentrant => 0,
3064	data => WF_AUTOCANCEL,
3065	signal => $signal,
3066	prio => 0,
3067	cb => sub {
3068	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
3069	},
3070	);	3754	};
3071	}	3755	}
3072	}	3756	}
3073		3757
3074	sub write_runtime {	3758	sub write_runtime_sync {
3075	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
3076		3760
3077	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
3078	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
3079		3763
3080	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3081		3765
3082	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
3083		3767
3084	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3085	or return;	3769	or return;
3086		3770
3087	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
3088	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
3089	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
3099	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
3100		3784
3101	close $fh	3785	close $fh
3102	or return;	3786	or return;
3103		3787
3104	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3105	and return;	3789	and return;
3106		3790
3107	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3108		3792
3109	1	3793	1
		3794	}
		3795
		3796	our $uuid_lock;
		3797	our $uuid_skip;
		3798
		3799	sub write_uuid_sync($) {
		3800	$uuid_skip ||= $_[0];
		3801
		3802	return if $uuid_lock;
		3803	local $uuid_lock = 1;
		3804
		3805	my $uuid = "$LOCALDIR/uuid";
		3806
		3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3808	or return;
		3809
		3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
		3818	$uuid_skip = 0;
		3819
		3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3821	and return;
		3822
		3823	# always fsync - this file is important
		3824	aio_fsync $fh
		3825	and return;
		3826
		3827	close $fh
		3828	or return;
		3829
		3830	aio_rename "$uuid~", $uuid
		3831	and return;
		3832
		3833	trace "uuid file written ($value).\n";
		3834
		3835	1
		3836
		3837	}
		3838
		3839	sub write_uuid($$) {
		3840	my ($skip, $sync) = @_;
		3841
		3842	$sync ? write_uuid_sync $skip
		3843	: async { write_uuid_sync $skip };
3110	}	3844	}
3111		3845
3112	sub emergency_save() {	3846	sub emergency_save() {
3113	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
3114		3848
3115	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
3116		3855
3117	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
3118	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
3119	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
3120	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
3121	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
3122	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
3123	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
3124	$pl->valid or next;	3865	$pl->valid or next;
		3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3125	$pl->save;	3867	$pl->save;
3126	}	3868	}
3127	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
3128		3870
3129	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
3130	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
3131	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
3132	$map->valid or next;	3876	$map->valid or next;
3133	$map->save;	3877	$map->save;
3134	}	3878	}
3135	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
3136		3880
3137	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
3138	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
3139	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
		3886
		3887	info "emergency_perl_save: begin write uuid\n";
		3888	write_uuid_sync 1;
		3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
3140	};	3909	};
3141		3910
3142	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
3143	}	3912	}
3144		3913
3145	sub post_cleanup {	3914	sub post_cleanup {
3146	my ($make_core) = @_;	3915	my ($make_core) = @_;
3147		3916
		3917	IO::AIO::flush;
		3918
3148	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3149	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
3150	}	3949	}
3151		3950
3152	sub do_reload_perl() {	3951	sub do_reload_perl() {
3153	# can/must only be called in main	3952	# can/must only be called in main
3154	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3155	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3156	return;	3955	return;
3157	}	3956	}
3158		3957
3159	warn "reloading...";	3958	return if $RELOAD++;
3160		3959
3161	warn "entering sync_job";	3960	my $t1 = AE::time;
3162		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
3163	cf::sync_job {	3968	cf::sync_job {
3164	cf::write_runtime; # external watchdog should not bark
3165	cf::emergency_save;	3969	#cf::emergency_save;
3166	cf::write_runtime; # external watchdog should not bark
3167		3970
3168	warn "syncing database to disk";
3169	BDB::db_env_txn_checkpoint $DB_ENV;
3170
3171	# if anything goes wrong in here, we should simply crash as we already saved
3172
3173	warn "cancelling all WF_AUTOCANCEL watchers";
3174	for (Event::all_watchers) {
3175	$_->cancel if $_->data & WF_AUTOCANCEL;
3176	}
3177
3178	warn "flushing outstanding aio requests";
3179	for (;;) {
3180	BDB::flush;
3181	IO::AIO::flush;
3182	Coro::cede;
3183	last unless IO::AIO::nreqs || BDB::nreqs;
3184	warn "iterate...";
3185	}
3186
3187	++$RELOAD;
3188
3189	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3190	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3191	%EXT_CORO = ();	3973	%EXT_CORO = ();
3192		3974
3193	warn "removing commands";	3975	trace "perl_reload: removing commands";
3194	%COMMAND = ();	3976	%COMMAND = ();
3195		3977
3196	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3197	%EXTCMD = ();	3979	%EXTCMD = ();
3198	%EXTICMD = ();	3980	%EXTICMD = ();
3199		3981
3200	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3201	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3202	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3203		3985
3204	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3205	eval {	3987	eval {
3206	$cb->($pkg);	3988	$cb->($pkg);
3207	1	3989	1
3208	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
3209	}	3995	}
3210		3996
3211	warn "... nuking $pkg";
3212	Symbol::delete_package $pkg;
3213	}
3214
3215	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3216	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3217	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3218		4000
3219	warn "... unloading $k";	4001	trace "... unloading $k";
3220	delete $INC{$k};	4002	delete $INC{$k};
3221		4003
3222	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3223	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3224		4006
3225	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3226	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3227	}	4012	}
3228		4013
3229	Symbol::delete_package $k;
3230	}
3231
3232	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3233	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3234	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3235		4017
3236	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3237	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3238	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3239		4021
3240	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3241	# and global variables created in xs	4023	# and global variables created in xs
3242	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3243		4025
3244	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3245		4027
3246	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3247	require cf;	4029	require cf;
3248	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3249		4031
3250	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3251	cf::reload_config;	4033	cf::reload_config;
3252		4034
3253	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3254	cf::load_extensions;	4036	cf::load_extensions;
3255		4037
		4038	if ($REATTACH_ON_RELOAD) {
3256	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3257	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3258	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3259	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3260	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3261	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3262		4046
3263	warn "leaving sync_job";	4047	cf::_post_init 1;
3264		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3265	1	4051	1
3266	} or do {	4052	} or do {
3267	warn $@;	4053	error $@;
3268	warn "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3269	exit 1;	4055	};
		4056
		4057	--$RELOAD;
3270	};	4058	}
3271		4059
3272	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3273	};	4062	};
3274		4063
3275	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3276		4065
3277	sub reload_perl() {	4066	sub reload_perl() {
3278	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3279	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3280		4069
3281	$RELOAD_WATCHER ||= Event->timer (	4070	$RELOAD_WATCHER ||= cf::async {
3282	reentrant => 0,	4071	Coro::AIO::aio_wait cache_extensions;
3283	after => 0,	4072
3284	data => WF_AUTOCANCEL,	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3285	cb => sub {
3286	do_reload_perl;	4074	do_reload_perl;
3287	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
3288	},	4076	};
3289	);	4077	};
3290	}	4078	}
3291		4079
3292	register_command "reload" => sub {	4080	register_command "reload" => sub {
3293	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
3294		4082
3295	if ($who->flag (FLAG_WIZ)) {	4083	if ($who->flag (FLAG_WIZ)) {
3296	$who->message ("reloading server.");	4084	$who->message ("reloading server.");
		4085	async {
		4086	$Coro::current->{desc} = "perl_reload";
3297	async { reload_perl };	4087	reload_perl;
		4088	};
3298	}	4089	}
3299	};	4090	};
3300		4091
3301	unshift @INC, $LIBDIR;	4092	#############################################################################
3302		4093
3303	my $bug_warning = 0;	4094	my $bug_warning = 0;
3304		4095
3305	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3306	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3307		4098
3308	sub wait_for_tick {	4099	sub wait_for_tick() {
3309	return unless $TICK_WATCHER->is_active;
3310	return if $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3311		4101
3312	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3313	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3314	$signal->wait;	4104	$signal->wait;
3315	}	4105	}
3316		4106
3317	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3318	return unless $TICK_WATCHER->is_active;
3319	return if $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3320		4109
3321	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3322	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3323	$signal->wait;	4112	$signal->wait;
3324	}	4113	}
3325		4114
3326	my $min = 1e6;#d#	4115	sub tick {
3327	my $avg = 10;
3328	$TICK_WATCHER = Event->timer (
3329	reentrant => 0,
3330	parked => 1,
3331	prio => 0,
3332	at => $NEXT_TICK || $TICK,
3333	data => WF_AUTOCANCEL,
3334	cb => sub {
3335	if ($Coro::current != $Coro::main) {	4116	if ($Coro::current != $Coro::main) {
3336	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3337	unless ++$bug_warning > 10;	4118	unless ++$bug_warning > 10;
3338	return;	4119	return;
3339	}	4120	}
3340		4121
3341	$NOW = $tick_start = Event::time;
3342
3343	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3344		4123
3345	0 && sync_job {#d#	4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3346	for(1..10) {
3347	my $t = Event::time;
3348	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3349	or die;
3350		4125
3351	$map->width (50);	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3352	$map->height (50);	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3353	$map->alloc;	4128	Coro::async_pool {
3354	$map->_load_objects ("/tmp/x.map", 1);	4129	$Coro::current->{desc} = "runtime saver";
3355	my $t = Event::time - $t;	4130	write_runtime_sync
3356		4131	or error "ERROR: unable to write runtime file: $!";
3357	#next unless $t < 0.0013;#d#
3358	if ($t < $min) {
3359	$min = $t;
3360	}
3361	$avg = $avg * 0.99 + $t * 0.01;
3362	}
3363	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3364	exit 0;
3365	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3366	};	4132	};
		4133	}
3367		4134
3368	$RUNTIME += $TICK;
3369	$NEXT_TICK += $TICK;
3370
3371	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$NEXT_RUNTIME_WRITE = $NOW + 10;
3373	Coro::async_pool {
3374	write_runtime
3375	or warn "ERROR: unable to write runtime file: $!";
3376	};
3377	}
3378
3379	# my $AFTER = Event::time;
3380	# warn $AFTER - $NOW;#d#
3381
3382	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3383	$sig->send;	4136	$sig->send;
3384	}	4137	}
3385	while (my $sig = shift @WAIT_FOR_TICK) {	4138	while (my $sig = shift @WAIT_FOR_TICK) {
3386	$sig->send;	4139	$sig->send;
3387	}	4140	}
3388		4141
3389	$NOW = Event::time;	4142	$LOAD = ($NOW - $TICK_START) / $TICK;
3390
3391	# if we are delayed by four ticks or more, skip them all
3392	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3393
3394	$TICK_WATCHER->at ($NEXT_TICK);
3395	$TICK_WATCHER->start;
3396
3397	$LOAD = ($NOW - $tick_start) / $TICK;
3398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3399		4144
3400	_post_tick;	4145	if (0) {
3401		4146	if ($NEXT_TICK) {
3402		4147	my $jitter = $TICK_START - $NEXT_TICK;
		4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4149	debug "jitter $JITTER\n";#d#
		4150	}
3403	},	4151	}
3404	);	4152	}
3405		4153
3406	{	4154	{
3407	BDB::max_poll_time $TICK * 0.1;	4155	# configure BDB
3408	$BDB_POLL_WATCHER = Event->io (	4156
3409	reentrant => 0,
3410	fd => BDB::poll_fileno,
3411	poll => 'r',
3412	prio => 0,
3413	data => WF_AUTOCANCEL,
3414	cb => \&BDB::poll_cb,
3415	);
3416	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3417		4158	BDB::max_poll_reqs $TICK * 0.1;
3418	BDB::set_sync_prepare {	4159	$AnyEvent::BDB::WATCHER->priority (1);
3419	my $status;
3420	my $current = $Coro::current;
3421	(
3422	sub {
3423	$status = $!;
3424	$current->ready; undef $current;
3425	},
3426	sub {
3427	Coro::schedule while defined $current;
3428	$! = $status;
3429	},
3430	)
3431	};
3432		4160
3433	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3434	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
		4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3435		4168
3436	cf::sync_job {	4169	cf::sync_job {
3437	eval {	4170	eval {
3438	BDB::db_env_open	4171	BDB::db_env_open
3439	$DB_ENV,	4172	$DB_ENV,
…		…
3441	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4174	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3442	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4175	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3443	0666;	4176	0666;
3444		4177
3445	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4178	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3446
3447	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3448	$DB_ENV->set_lk_detect;
3449	};	4179	};
3450		4180
3451	cf::cleanup "db_env_open(db): $@" if $@;	4181	cf::cleanup "db_env_open(db): $@" if $@;
3452	};	4182	};
3453	}	4183	}
		4184
		4185	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4186	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4187	};
		4188	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4189	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4190	};
		4191	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4192	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4193	};
3454	}	4194	}
3455		4195
3456	{	4196	{
		4197	# configure IO::AIO
		4198
3457	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3458
3459	undef $Coro::AIO::WATCHER;
3460	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3461	$AIO_POLL_WATCHER = Event->io (	4201	undef $AnyEvent::AIO::WATCHER;
3462	reentrant => 0,
3463	data => WF_AUTOCANCEL,
3464	fd => IO::AIO::poll_fileno,
3465	poll => 'r',
3466	prio => 6,
3467	cb => \&IO::AIO::poll_cb,
3468	);
3469	}	4202	}
3470		4203
3471	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3472		4206
3473	sub _log_backtrace {	4207	sub _log_backtrace {
3474	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3475		4209
3476	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3477		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3478	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3479	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3480	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3481	async {	4220	async {
		4221	$Coro::current->{desc} = "abt $msg";
		4222
3482	my @bt = fork_call {	4223	my @bt = fork_call {
3483	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
3484	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4225	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3485	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4226	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3486	or die "addr2line: $!";	4227	or die "addr2line: $!";
…		…
3494	}	4235	}
3495		4236
3496	@funcs	4237	@funcs
3497	};	4238	};
3498		4239
3499	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3500	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3501	--$_log_backtrace;	4243	--$_log_backtrace;
3502	};	4244	};
3503	} else {	4245	} else {
3504	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3505	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3506	}	4248	}
3507	}	4249	}
3508		4250
3509	# load additional modules	4251	# load additional modules
3510	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3511		4254
3512	END { cf::emergency_save }	4255	END { cf::emergency_save }
3513		4256
3514	1	4257	1
3515		4258

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