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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
172	=back	253	=back
173		254
174	=cut	255	=cut
175		256
176	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	264	my $msg = join "", @_;
179		265
180	$msg .= "\n"	266	$msg .= "\n"
181	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
182		268
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		270
185	utf8::encode $msg;
186	LOG llevError, $msg;	271	LOG llevWarn, $msg;
187	};	272	};
188	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
189		287
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	298	for my $pkg (qw(
201	cf::global cf::attachable	299	cf::global cf::attachable
202	cf::object cf::object::player	300	cf::object cf::object::player
203	cf::client cf::player	301	cf::client cf::player
204	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
205	cf::map cf::party cf::region	304	cf::party cf::region
206	)) {	305	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	307	}
210		308
211	$Event::DIED = sub {	309	$EV::DIED = sub {
212	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
213	};	311	};
214		312
215	#############################################################################	313	#############################################################################
216		314
217	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	338	$d
241	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
242	}	340	}
243		341
244	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
245		343
246	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
247		345
248	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
249		347
250	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
251		349
252	=cut	350	=cut
253		351
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		353
256	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
258		370
259	=item cf::lock_wait $string	371	=item cf::lock_wait $string
260		372
261	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
262		374
263	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
264		376
265	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
268	returned.	380	returned.
269		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
270	Lock names should begin with a unique identifier (for example, cf::map::find	385	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
272		387
273	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
274		389
275	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
276		391
277	=cut	392	=cut
278		393
279	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
280		395
281	sub lock_wait($) {	396	sub lock_wait($) {
282	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	398	}
290		399
291	sub lock_acquire($) {	400	sub lock_acquire($) {
292	my ($key) = @_;	401	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	402	}
304		403
305	sub lock_active($) {	404	sub lock_active($) {
306	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	406	}
310		407
311	sub freeze_mainloop {	408	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
313		410
314	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	412	}
		413
		414	=item cf::periodic $interval, $cb
		415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
		427	}
		428
		429	=item cf::get_slot $time[, $priority[, $name]]
		430
		431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		432	This call blocks and returns only when you have at least C<$time> seconds
		433	of cpu time till the next tick. The slot is only valid till the next cede.
		434
		435	The optional C<$name> can be used to identify the job to run. It might be
		436	used for statistical purposes and should identify the same time-class.
		437
		438	Useful for short background jobs.
		439
		440	=cut
		441
		442	our @SLOT_QUEUE;
		443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
		445
		446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
		450	my $signal = new Coro::Signal;
		451	my $busy;
		452
		453	while () {
		454	next_job:
		455
		456	my $avail = cf::till_tick;
		457
		458	for (0 .. $#SLOT_QUEUE) {
		459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
		461	my $job = splice @SLOT_QUEUE, $_, 1, ();
		462	$job->[2]->send;
		463	Coro::cede;
		464	goto next_job;
		465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		467	}
		468	}
		469
		470	if (@SLOT_QUEUE) {
		471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		472	push @cf::WAIT_FOR_TICK, $signal;
		473	$signal->wait;
		474	} else {
		475	$busy = 0;
		476	Coro::schedule;
		477	}
316	};	478	}
317	$TICK_WATCHER->stop;	479	};
318	$guard	480
		481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
		484	my ($time, $pri, $name) = @_;
		485
		486	$time = clamp $time, 0.01, $TICK * .6;
		487
		488	my $sig = new Coro::Signal;
		489
		490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		492	$SLOT_QUEUE->ready;
		493	$sig->wait;
319	}	494	}
320		495
321	=item cf::async { BLOCK }	496	=item cf::async { BLOCK }
322		497
323	Currently the same as Coro::async_pool, meaning you cannot use	498	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		503
329	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
330		505
331	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
332		507
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	511	acceptable.
337		512
338	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	518	=cut
344		519
345	sub sync_job(&) {	520	sub sync_job(&) {
346	my ($job) = @_;	521	my ($job) = @_;
347		522
348	if ($Coro::current == $Coro::main) {	523	if (in_main) {
349	my $time = Event::time;	524	my $time = AE::time;
350		525
351	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
353		528
354	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	530
356	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
357		532
358	my $busy = 1;	533	my $busy = 1;
359	my @res;	534	my @res;
360		535
361	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	538	@res = eval { $job->() };
363	warn $@ if $@;	539	error $@ if $@;
364	undef $busy;	540	undef $busy;
365	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
366		542
367	while ($busy) {	543	while ($busy) {
368	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
369	}	548	}
		549	}
370		550
371	$time = Event::time - $time;	551	my $time = AE::time - $time;
372		552
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
377		554
378	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
379	} else {	556	} else {
380	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
381		558
…		…
406	=item fork_call { }, $args	583	=item fork_call { }, $args
407		584
408	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
412		589
413	=cut	590	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		591
424	sub fork_call(&@) {	592	sub fork_call(&@) {
425	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
426		594
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	595	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	596	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	597	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		598
432	if (my $pid = fork) {	599	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	600	reset_signals;
446	local $SIG{__WARN__};	601	&$cb
447	local $SIG{__DIE__};	602	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		603
454	eval {	604	wantarray ? @res : $res[-1]
455	close $fh1;	605	}
456		606
457	my @res = eval { $cb->(@args) };	607	sub objinfo {
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
466	}	643	}
467		644
468	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
469		646
470	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
473		650
474	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
477	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
478		680
479	our $DB;	681	our $DB;
480		682
481	sub db_init {	683	sub db_init {
482	unless ($DB) {	684	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	685	}
497		686
498	sub db_get($$) {	687	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
500		689
501	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
502	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
503		694
504	$! ? ()	695	$! ? ()
505	: $data	696	: $data
506	}
507	}	697	}
508		698
509	sub db_put($$$) {	699	sub db_put($$$) {
510	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
550	if (1) {	740	if (1) {
551	$md5 =	741	$md5 =
552	join "\x00",	742	join "\x00",
553	$processversion,	743	$processversion,
554	map {	744	map {
555	Coro::cede;	745	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	746	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	747	} 0.. $#$src;
558		748
559		749
560	my $dbmd5 = db_get cache => "$id/md5";	750	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		757
568	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	759	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
571		761
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		763
574	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
577		767
…		…
587		777
588	=cut	778	=cut
589		779
590	sub datalog($@) {	780	sub datalog($@) {
591	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	783	}
594		784
595	=back	785	=back
596		786
597	=cut	787	=cut
598		788
599	#############################################################################	789	#############################################################################
600		790
601	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
602		792
603	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
606		796
607	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	799	Deliantra).
610		800
611	=over 4	801	=over 4
612		802
613	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
614		804
…		…
658	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
659		849
660	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
662		852
663	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
665		855
666	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
667		857
668	=over 4	858	=over 4
…		…
792		982
793	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		985
796	} elsif (ref $type) {	986	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
798		988
799	} else {	989	} else {
800	shift @arg;	990	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
802	}	992	}
803	}	993	}
804	}	994	}
805		995
806	sub _object_attach {	996	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
817	}	1007	}
818		1008
819	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
820	} else {	1010	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1012	}
823		1013
824	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
825	}	1015	}
826		1016
…		…
866	";	1056	";
867	die if $@;	1057	die if $@;
868	}	1058	}
869		1059
870	our $override;	1060	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1061	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1062
873	sub override {	1063	sub override {
874	$override = 1;	1064	$override = 1;
875	@invoke_results = ();	1065	@INVOKE_RESULTS = (@_);
876	}	1066	}
877		1067
878	sub do_invoke {	1068	sub do_invoke {
879	my $event = shift;	1069	my $event = shift;
880	my $callbacks = shift;	1070	my $callbacks = shift;
881		1071
882	@invoke_results = ();	1072	@INVOKE_RESULTS = ();
883		1073
884	local $override;	1074	local $override;
885		1075
886	for (@$callbacks) {	1076	for (@$callbacks) {
887	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
888		1078
889	if ($@) {	1079	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1081	override;
893	}	1082	}
894		1083
895	return 1 if $override;	1084	return 1 if $override;
896	}	1085	}
897		1086
898	0	1087	0
899	}	1088	}
900		1089
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1091
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1093
905	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
906		1095
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1096	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1097	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1098	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1099
911	=back	1100	=back
912		1101
913	=cut	1102	=cut
914		1103
915	#############################################################################	1104	#############################################################################
916	# object support	1105	# object support
		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
		1140	sub _can_merge {
		1141	my ($ob1, $ob2) = @_;
		1142
		1143	++$SLOW_MERGES;#d#
		1144
		1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
		1147	}
917		1148
918	sub reattach {	1149	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1151	my ($obj) = @_;
921		1152
		1153	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1155
924	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
925		1157
926	@$registry = ();	1158	@$registry = ();
927		1159
…		…
932	for (@$attach) {	1164	for (@$attach) {
933	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
935	}	1167	}
936	} else {	1168	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1170	}
939	}	1171	}
940	}	1172	}
941		1173
942	cf::attachable->attach (	1174	cf::attachable->attach (
943	prio => -1000000,	1175	prio => -1000000,
944	on_instantiate => sub {	1176	on_instantiate => sub {
945	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
946		1178
947	$data = from_json $data;	1179	$data = decode_json $data;
948		1180
949	for (@$data) {	1181	for (@$data) {
950	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
951		1183
952	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1200	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
970		1202
971	sync_job {	1203	sync_job {
972	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
975		1209
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
980	close $fh;	1217	aio_close $fh;
981		1218
982	if (@$objs) {	1219	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
988	close $fh;	1228	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
990	}	1230	}
991	} else {	1231	} else {
992	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
993	}	1233	}
994		1234
995	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1239	} else {
997	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
998	}	1241	}
999	} else {	1242	} else {
1000	aio_unlink $filename;	1243	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1002	}	1245	}
1003	}	1246	};
1004	}	1247	}
1005		1248
1006	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1008		1251
…		…
1020	or return;	1263	or return;
1021		1264
1022	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1267	or return;
		1268
1025	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1026	}	1271	}
1027		1272
		1273	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1030	return ($data, $av);	1278	($data, $av)
1031	}	1279	}
1032		1280
1033	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1034		1282
1035	=over 4	1283	=over 4
…		…
1089	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1090		1338
1091	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1092	}	1340	}
1093		1341
		1342	use File::Glob ();
		1343
1094	cf::player->attach (	1344	cf::player->attach (
1095	on_command => sub {	1345	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1097		1347
1098	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1099	or return;	1349	or return;
1100		1350
…		…
1108	my ($pl, $buf) = @_;	1358	my ($pl, $buf) = @_;
1109		1359
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1360	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1361
1112	if (ref $msg) {	1362	if (ref $msg) {
		1363	my ($type, $reply, @payload) =
		1364	"ARRAY" eq ref $msg
		1365	? @$msg
		1366	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1367
		1368	my @reply;
		1369
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1370	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1371	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1372	}
		1373
		1374	$pl->ext_reply ($reply, @reply)
		1375	if $reply;
		1376
1118	} else {	1377	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1379	}
1121		1380
1122	cf::override;	1381	cf::override;
1123	},	1382	},
1124	);	1383	);
1125		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1126	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1127	cf::sync_job {	1401	cf::sync_job {
1128	my %todo;	1402	my %todo;
1129		1403
1130	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1405	next unless -r $path;
…		…
1149		1423
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1426
1153	$ext{source} =	1427	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1156	. $source	1430	. $source
1157	. "\n};\n1";	1431	. "\n};\n1";
1158		1432
1159	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1160	}	1434	}
1161		1435
		1436	my $pass = 0;
1162	my %done;	1437	my %done;
1163	while (%todo) {	1438	while (%todo) {
1164	my $progress;	1439	my $progress;
1165		1440
		1441	++$pass;
		1442
		1443	ext:
1166	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1446	next ext
1169	unless exists $done{$_};	1447	unless exists $done{$_};
1170	}	1448	}
1171		1449
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1451
1174	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1179	warn $msg;	1459
1180	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1461	delete $todo{$k};
1182	}	1462	} else {
1183		1463	$done{$k} = delete $todo{$k};
1184	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1185	}	1469	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1470	}
1191		1471
1192	skip:	1472	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1195	}	1480	}
1196	};	1481	};
1197	}	1482	}
1198		1483
1199	#############################################################################	1484	#############################################################################
1200		1485
1201	=back	1486	=back
1202		1487
1203	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1204		1489
1205	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1206		1491
1207	=cut	1492	=cut
1208		1493
1209	package cf::player;	1494	package cf::player;
1210		1495
1211	use Coro::AIO;	1496	use Coro::AIO;
1212		1497
1213	=head3 cf::player	1498	=head3 cf::player
1214		1499
1215	=over 4	1500	=over 4
		1501
		1502	=item cf::player::num_playing
		1503
		1504	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1505
		1506	=cut
		1507
		1508	sub num_playing {
		1509	scalar grep
		1510	$_->ob->map
		1511	&& !$_->hidden
		1512	&& !$_->ob->flag (cf::FLAG_WIZ),
		1513	cf::player::list
		1514	}
1216		1515
1217	=item cf::player::find $login	1516	=item cf::player::find $login
1218		1517
1219	Returns the given player object, loading it if necessary (might block).	1518	Returns the given player object, loading it if necessary (might block).
1220		1519
…		…
1239		1538
1240	sub exists($) {	1539	sub exists($) {
1241	my ($login) = @_;	1540	my ($login) = @_;
1242		1541
1243	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1245	}	1544	}
1246		1545
1247	sub find($) {	1546	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1548	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1555	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1556	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1557	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1559
1261	my $pl = load_pl path $login	1560	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1561	or return;
		1562
		1563	my $pl = cf::player::load_pl $f
		1564	or return;
		1565
		1566	local $cf::PLAYER_LOADING{$login} = $pl;
		1567	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1264	}	1569	}
1265	}	1570	}
1266	}	1571	}
		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
1267		1585
1268	sub save($) {	1586	sub save($) {
1269	my ($pl) = @_;	1587	my ($pl) = @_;
1270		1588
1271	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1277		1595
1278	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1280		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1603
1281	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1282	Coro::cede;	1605	cf::cede_to_tick;
1283	}	1606	}
1284		1607
1285	sub new($) {	1608	sub new($) {
1286	my ($login) = @_;	1609	my ($login) = @_;
1287		1610
…		…
1293	$cf::PLAYER{$login} = $self;	1616	$cf::PLAYER{$login} = $self;
1294		1617
1295	$self	1618	$self
1296	}	1619	}
1297		1620
		1621	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1622
		1623	=cut
		1624
		1625	sub send_msg {
		1626	my $ns = shift->ns
		1627	or return;
		1628	$ns->send_msg (@_);
		1629	}
		1630
1298	=item $pl->quit_character	1631	=item $pl->quit_character
1299		1632
1300	Nukes the player without looking back. If logged in, the connection will	1633	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1634	be destroyed. May block for a long time.
1302		1635
…		…
1306	my ($pl) = @_;	1639	my ($pl) = @_;
1307		1640
1308	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1309		1642
1310	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1645
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1317		1651
1318	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1689	or return [];
1356		1690
1357	my @logins;	1691	my @logins;
1358		1692
1359	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
		1694	my $path = path $login;
		1695
		1696	# a .pst is a dead give-away for a valid player
		1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1702	}
1363		1703
1364	utf8::decode $login;	1704	utf8::decode $login;
1365	push @logins, $login;	1705	push @logins, $login;
1366	}	1706	}
1367		1707
1368	\@logins	1708	\@logins
1369	}	1709	}
1370		1710
1371	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1372		1714
1373	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1374	player. May block.	1716	player. May block.
1375		1717
1376	=cut	1718	=cut
…		…
1394	}	1736	}
1395		1737
1396	\@paths	1738	\@paths
1397	}	1739	}
1398		1740
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1742
1401	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1402		1744
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1745	=item $player->ext_reply ($msgid, @msg)
1450		1746
1451	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1452		1748
1453	=cut	1749	=cut
1454		1750
1455	sub ext_reply($$%) {	1751	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1752	my ($self, $id, @msg) = @_;
1457		1753
1458	$msg{msgid} = $id;	1754	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1755	}
1461		1756
1462	=item $player->ext_event ($type, %msg)	1757	=item $player->ext_msg ($type, @msg)
1463		1758
1464	Sends an ext event to the client.	1759	Sends an ext event to the client.
1465		1760
1466	=cut	1761	=cut
1467		1762
1468	sub ext_event($$%) {	1763	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1764	my ($self, $type, @msg) = @_;
1470		1765
1471	$self->ns->ext_event ($type, %msg);	1766	$self->ns->ext_msg ($type, @msg);
1472	}	1767	}
1473		1768
1474	=head3 cf::region	1769	=head3 cf::region
1475		1770
1476	=over 4	1771	=over 4
…		…
1486	=cut	1781	=cut
1487		1782
1488	sub find_by_path($) {	1783	sub find_by_path($) {
1489	my ($path) = @_;	1784	my ($path) = @_;
1490		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
		1787
1491	my ($match, $specificity);	1788	my ($match, $specificity);
1492		1789
1493	for my $region (list) {	1790	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1791	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1792	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1793	if $region->specificity > $specificity;
1497	}	1794	}
1498	}	1795	}
1499		1796
…		…
1520	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1522		1819
1523	sub generate_random_map {	1820	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1525	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1826	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1548		1848
1549	sub register {	1849	sub register {
1550	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1851	my $pkg = caller;
1552		1852
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1854
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1856	}
1558		1857
1559	# also paths starting with '/'	1858	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1860
1562	sub thawer_merge {	1861	sub thawer_merge {
1563	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1564		1863
1565	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1619	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1620	return $self;	1919	return $self;
1621	}	1920	}
1622	}	1921	}
1623		1922
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1924	()
1626	}	1925	}
1627		1926
1628	sub init {	1927	sub init {
1629	my ($self) = @_;	1928	my ($self) = @_;
…		…
1651		1950
1652	# the temporary/swap location	1951	# the temporary/swap location
1653	sub save_path {	1952	sub save_path {
1654	my ($self) = @_;	1953	my ($self) = @_;
1655		1954
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1658	}	1957	}
1659		1958
1660	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1661	sub uniq_path {	1960	sub uniq_path {
1662	my ($self) = @_;	1961	my ($self) = @_;
1663		1962
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1965	}
1676		1966
1677	sub decay_objects {	1967	sub decay_objects {
1678	my ($self) = @_;	1968	my ($self) = @_;
1679		1969
…		…
1692		1982
1693	sub load_header_from($) {	1983	sub load_header_from($) {
1694	my ($self, $path) = @_;	1984	my ($self, $path) = @_;
1695		1985
1696	utf8::encode $path;	1986	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1987	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1988	or return;
		1989
		1990	$self->_load_header ($f)
		1991	or return;
		1992
		1993	local $MAP_LOADING{$self->{path}} = $self;
		1994	$f->resolve_delayed_derefs;
1702		1995
1703	$self->{load_path} = $path;	1996	$self->{load_path} = $path;
1704		1997
1705	1	1998	1
1706	}	1999	}
…		…
1760	sub find {	2053	sub find {
1761	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1762		2055
1763	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1764		2057
		2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2060
1767	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1770	or return;	2063	or return;
1771		2064
1772	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1773		2066
…		…
1775	or return;	2068	or return;
1776		2069
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
		2074	undef $guard1;
1780	$map->reset;	2075	$map->reset;
1781	undef $guard;
1782	return find $path;	2076	return find $path;
1783	}	2077	}
1784		2078
1785	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1786	}	2080	}
1787	}	2081	}
1788		2082
1789	sub pre_load { }	2083	sub pre_load { }
1790	sub post_load { }	2084	#sub post_load { } # XS
1791		2085
1792	sub load {	2086	sub load {
1793	my ($self) = @_;	2087	my ($self) = @_;
1794		2088
1795	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
1796		2090
1797	my $path = $self->{path};	2091	my $path = $self->{path};
1798		2092
1799	{	2093	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2094	my $guard = cf::lock_acquire "map_data:$path";
1801		2095
		2096	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2097	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2098
1804	$self->in_memory (cf::MAP_LOADING);	2099	$self->in_memory (cf::MAP_LOADING);
1805		2100
1806	$self->alloc;	2101	$self->alloc;
1807		2102
1808	$self->pre_load;	2103	$self->pre_load;
1809	Coro::cede;	2104	cf::cede_to_tick;
1810		2105
		2106	my $f = new_from_file cf::object::thawer $self->{load_path};
		2107	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2108	$self->_load_objects ($f)
1812	or return;	2109	or return;
1813		2110
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
1815	if delete $self->{load_original};	2112	if delete $self->{load_original};
1816		2113
1817	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2115	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2116	unless (aio_stat $uniq) {
		2117	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2118	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2119	$self->_load_objects ($f);
		2120	$f->resolve_delayed_derefs;
		2121	}
1822	}	2122	}
1823	}	2123	}
1824		2124
1825	Coro::cede;	2125	$f->resolve_delayed_derefs;
		2126
		2127	cf::cede_to_tick;
1826	# now do the right thing for maps	2128	# now do the right thing for maps
1827	$self->link_multipart_objects;	2129	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2130	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2131	unless $self->difficulty;
1830	Coro::cede;	2132	cf::cede_to_tick;
1831		2133
1832	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2135	$self->decay_objects;
1834	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
1835	$self->update_buttons;	2137	$self->update_buttons;
1836	Coro::cede;	2138	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2139	$self->activate;
1840	}	2140	}
1841		2141
		2142	$self->{last_save} = $cf::RUNTIME;
		2143	$self->last_access ($cf::RUNTIME);
		2144
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2146	}
1844		2147
1845	$self->post_load;	2148	$self->post_load;
1846	}	2149	}
1847		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2154	sub customise_for {
1849	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
1850		2156
1851	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2158	if $self->per_player;
…		…
1856		2162
1857	$self	2163	$self
1858	}	2164	}
1859		2165
1860	# find and load all maps in the 3x3 area around a map	2166	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2167	sub load_neighbours {
1862	my ($map) = @_;	2168	my ($map) = @_;
1863		2169
1864	my @diag; # diagonal neighbours	2170	my @neigh; # diagonal neighbours
1865		2171
1866	for (0 .. 3) {	2172	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2173	my $neigh = $map->tile_path ($_)
1868	or next;	2174	or next;
1869	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
1870	or next;	2176	or next;
1871	$neigh->load;	2177	$neigh->load;
1872		2178
		2179	# now find the diagonal neighbours
		2180	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2183	}
1876		2184
1877	for (@diag) {	2185	for (grep defined $_->[0], @neigh) {
		2186	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2187	my $neigh = find $path, $origin
1879	or next;	2188	or next;
1880	$neigh->load;	2189	$neigh->load;
1881	}	2190	}
1882	}	2191	}
1883		2192
1884	sub find_sync {	2193	sub find_sync {
1885	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
1886		2195
1887	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
1888	}	2200	}
1889		2201
1890	sub do_load_sync {	2202	sub do_load_sync {
1891	my ($map) = @_;	2203	my ($map) = @_;
1892		2204
1893	cf::sync_job { $map->load };	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2206	if $Coro::current == $Coro::main;
		2207
		2208	$map->load;
1894	}	2209	}
1895		2210
1896	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
1898		2213
1899	sub find_async {	2214	sub find_async {
1900	my ($path, $origin) = @_;	2215	my ($path, $origin, $load) = @_;
1901		2216
1902	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
1903		2218
1904	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2221	}
1907		2222
1908	undef $MAP_PREFETCH{$path};	2223	$MAP_PREFETCH{$path} |= $load;
		2224
1909	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
		2226	$Coro::current->{desc} = "map prefetcher";
		2227
1910	while (%MAP_PREFETCH) {	2228	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2229	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2230	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2231	$map->load if $v;
		2232	}
1915		2233
1916	delete $MAP_PREFETCH{$path};	2234	delete $MAP_PREFETCH{$k};
1917	}	2235	}
1918	}	2236	}
1919	undef $MAP_PREFETCHER;	2237	undef $MAP_PREFETCHER;
1920	};	2238	};
1921	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
1922		2240
1923	()	2241	()
1924	}	2242	}
1925		2243
		2244	# common code, used by both ->save and ->swapout
1926	sub save {	2245	sub _save {
1927	my ($self) = @_;	2246	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2247
1931	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
1932		2249
1933	return unless $self->dirty;	2250	return unless $self->dirty;
1934		2251
…		…
1940	return if $self->{deny_save};	2257	return if $self->{deny_save};
1941		2258
1942	local $self->{last_access} = $self->last_access;#d#	2259	local $self->{last_access} = $self->last_access;#d#
1943		2260
1944	cf::async {	2261	cf::async {
		2262	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
1946	};	2264	};
		2265
		2266	cf::get_slot 0.02;
1947		2267
1948	if ($uniq) {	2268	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2271	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2273	}
1954	}	2274	}
1955		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
1956	sub swap_out {	2284	sub swap_out {
1957	my ($self) = @_;	2285	my ($self) = @_;
1958		2286
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
1964	return if $self->players;	2291	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
		2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
1968	$self->clear;	2302	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2303	}
1971		2304
1972	sub reset_at {	2305	sub reset_at {
1973	my ($self) = @_;	2306	my ($self) = @_;
1974		2307
…		…
1992		2325
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2327
1995	return if $self->players;	2328	return if $self->players;
1996		2329
1997	warn "resetting map ", $self->path;	2330	cf::trace "resetting map ", $self->path, "\n";
1998		2331
1999	$self->in_memory (cf::MAP_SWAPPED);	2332	$self->in_memory (cf::MAP_SWAPPED);
2000		2333
2001	# need to save uniques path	2334	# need to save uniques path
2002	unless ($self->{deny_save}) {	2335	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2339	if $uniq;
2007	}	2340	}
2008		2341
2009	delete $cf::MAP{$self->path};	2342	delete $cf::MAP{$self->path};
2010		2343
		2344	$self->deactivate;
		2345	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2346	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2347
2015	$self->unlink_save;	2348	$self->unlink_save;
2016	$self->destroy;	2349	$self->destroy;
2017	}	2350	}
2018		2351
2019	my $nuke_counter = "aaaa";	2352	my $nuke_counter = "aaaa";
2020		2353
2021	sub nuke {	2354	sub nuke {
2022	my ($self) = @_;	2355	my ($self) = @_;
2023		2356
		2357	{
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
2024	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2025		2361
2026	$self->unlink_save;	2362	$self->unlink_save;
2027		2363
2028	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2369
2034	$cf::MAP{$self->path} = $self;	2370	$cf::MAP{$self->path} = $self;
		2371	}
2035		2372
2036	$self->reset; # polite request, might not happen	2373	$self->reset; # polite request, might not happen
2037	}	2374	}
2038		2375
2039	=item $maps = cf::map::tmp_maps	2376	=item $maps = cf::map::tmp_maps
…		…
2081		2418
2082	sub unique_maps() {	2419	sub unique_maps() {
2083	[	2420	[
2084	map {	2421	map {
2085	utf8::decode $_;	2422	utf8::decode $_;
2086	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2087	? normalise $_	2426	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2428	]
2091	}	2429	}
2092		2430
2093	package cf;	2431	=item cf::map::static_maps
		2432
		2433	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2434	file in the shared directory excluding F</styles> and F</editor>). May
		2435	block.
		2436
		2437	=cut
		2438
		2439	sub static_maps() {
		2440	my @dirs = "";
		2441	my @maps;
		2442
		2443	while (@dirs) {
		2444	my $dir = shift @dirs;
		2445
		2446	next if $dir eq "/styles" || $dir eq "/editor";
		2447
		2448	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2449	or return;
		2450
		2451	for (@$files) {
		2452	s/\.map$// or next;
		2453	utf8::decode $_;
		2454	push @maps, "$dir/$_";
		2455	}
		2456
		2457	push @dirs, map "$dir/$_", @$dirs;
		2458	}
		2459
		2460	\@maps
		2461	}
2094		2462
2095	=back	2463	=back
2096		2464
2097	=head3 cf::object	2465	=head3 cf::object
2098		2466
…		…
2102		2470
2103	=over 4	2471	=over 4
2104		2472
2105	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2106		2474
2107	Returns the inventory of the object _and_ their inventories, recursively.	2475	Returns the inventory of the object I<and> their inventories, recursively,
		2476	but I<not> the object itself.
2108		2477
2109	=cut	2478	=cut
2110		2479
2111	sub inv_recursive_;	2480	sub inv_recursive_;
2112	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2115		2484
2116	sub inv_recursive {	2485	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2118	}	2487	}
2119		2488
		2489	=item $ref = $ob->ref
		2490
		2491	Creates and returns a persistent reference to an object that can be stored as a string.
		2492
		2493	=item $ob = cf::object::deref ($refstring)
		2494
		2495	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2496	even if the object actually exists. May block.
		2497
		2498	=cut
		2499
		2500	sub deref {
		2501	my ($ref) = @_;
		2502
		2503	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2504	my ($uuid, $name) = ($1, $2);
		2505	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2506	or return;
		2507	$pl->ob->uuid eq $uuid
		2508	or return;
		2509
		2510	$pl->ob
		2511	} else {
		2512	warn "$ref: cannot resolve object reference\n";
		2513	undef
		2514	}
		2515	}
		2516
2120	package cf;	2517	package cf;
2121		2518
2122	=back	2519	=back
2123		2520
2124	=head3 cf::object::player	2521	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2527	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2528	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2133		2530
2134	=cut	2531	=cut
		2532
		2533	our $SAY_CHANNEL = {
		2534	id => "say",
		2535	title => "Map",
		2536	reply => "say ",
		2537	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2538	};
		2539
		2540	our $CHAT_CHANNEL = {
		2541	id => "chat",
		2542	title => "Chat",
		2543	reply => "chat ",
		2544	tooltip => "Player chat and shouts, global to the server.",
		2545	};
2135		2546
2136	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2548	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2549	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
…		…
2146		2557
2147	} else {	2558	} else {
2148	my $pl = $self->contr;	2559	my $pl = $self->contr;
2149		2560
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2561	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2564
2159	} else {	2565	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2568	}
2163	}	2569	}
		2570	}
		2571
		2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2573
		2574	=cut
		2575
		2576	sub cf::object::send_msg {
		2577	my $pl = shift->contr
		2578	or return;
		2579	$pl->send_msg (@_);
2164	}	2580	}
2165		2581
2166	=item $player_object->may ("access")	2582	=item $player_object->may ("access")
2167		2583
2168	Returns wether the given player is authorized to access resource "access"	2584	Returns wether the given player is authorized to access resource "access"
…		…
2181		2597
2182	=item $player_object->enter_link	2598	=item $player_object->enter_link
2183		2599
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2601
2186	The player should be reasonably safe there for short amounts of time. You	2602	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2604	though, as the player cannot control the character while it is on the link
		2605	map.
2188		2606
2189	Will never block.	2607	Will never block.
2190		2608
2191	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2192		2610
…		…
2212	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2631	my ($self) = @_;
2214		2632
2215	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2216		2634
		2635	++$self->{_link_recursion};
		2636
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2638
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2221		2641
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2643	}
2224		2644
2225	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2227		2647
…		…
2244	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2246		2666
2247	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2250		2670
2251	$map->load;	2671	$map->load;
2252	$map->load_diag;	2672	$map->load_neighbours;
2253		2673
2254	return unless $self->contr->active;	2674	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2675
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2259	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2260		2683
		2684	}
		2685
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2687
2263	Moves the player to the given map-path and coordinates by first freezing	2688	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2689	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2690	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2691	the new (success) or old (failed) map position. In either case, $done will
		2692	be called at the end of this process.
		2693
		2694	Note that $check will be called with a potentially non-loaded map, so if
		2695	it needs a loaded map it has to call C<< ->load >>.
2267		2696
2268	=cut	2697	=cut
2269		2698
2270	our $GOTOGEN;	2699	our $GOTOGEN;
2271		2700
2272	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
2274		2709
2275	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2712
2278	$self->enter_link;	2713	$self->enter_link;
2279		2714
2280	(async {	2715	(async {
		2716	$Coro::current->{desc} = "player::goto $path $x $y";
		2717
		2718	# *tag paths override both path and x|y
		2719	if ($path =~ /^\*(.*)$/) {
		2720	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2721	my $ob = $obs[rand @obs];
		2722
		2723	# see if we actually can go there
		2724	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2725	$ob = $obs[rand @obs];
		2726	} else {
		2727	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2728	}
		2729	# else put us there anyways for now #d#
		2730
		2731	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2732	} else {
		2733	($path, $x, $y) = (undef, undef, undef);
		2734	}
		2735	}
		2736
2281	my $map = eval {	2737	my $map = eval {
2282	my $map = cf::map::find $path;	2738	my $map = defined $path ? cf::map::find $path : undef;
2283		2739
2284	if ($map) {	2740	if ($map) {
2285	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2743	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2745	}
2290		2746
2291	$map	2747	$map
2292	};	2748	};
2293		2749
…		…
2298		2754
2299	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2302	}	2758	}
		2759
		2760	$done->($self) if $done;
2303	})->prio (1);	2761	})->prio (1);
2304	}	2762	}
2305		2763
2306	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2307		2765
…		…
2327	}	2785	}
2328		2786
2329	sub prepare_random_map {	2787	sub prepare_random_map {
2330	my ($exit) = @_;	2788	my ($exit) = @_;
2331		2789
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2792	# that depends on the exit object
2337		2793
2338	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2796	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2345	}	2803	}
2346		2804
2347	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2348		2806
2349	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2352		2810
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2813	undef $fh;
2356	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2357		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2360	}	2822	}
2361	}	2823	}
2362		2824
2363	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2365		2827
2366	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2367		2829
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2830	$self->enter_link;
2380		2831
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2832	(async {
2386	$self->deactivate_recursive; # just to be sure	2833	$Coro::current->{desc} = "enter_exit";
		2834
2387	unless (eval {	2835	unless (eval {
		2836	$self->deactivate_recursive; # just to be sure
		2837
		2838	# random map handling
		2839	{
		2840	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2841
		2842	prepare_random_map $exit
		2843	if $exit->slaying eq "/!";
		2844	}
		2845
		2846	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2847	my $x = $exit->stats->hp;
		2848	my $y = $exit->stats->sp;
		2849
2388	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2389		2851
		2852	# if exit is damned, update players death & WoR home-position
		2853	$self->contr->savebed ($map, $x, $y)
		2854	if $exit->flag (cf::FLAG_DAMNED);
		2855
2390	1;	2856	1
2391	}) {	2857	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2862
2397	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	2864	$self->leave_link;
2399	}	2865	}
2400	})->prio (1);	2866	})->prio (1);
2401	}	2867	}
2402		2868
…		…
2416		2882
2417	utf8::encode $text;	2883	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2885	}
2420		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
		2910	}
		2911
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2913
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2915	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2916	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2917	the message unless the client supports the msg packet.
2427		2918
2428	=cut	2919	=cut
2429		2920
		2921	# non-persistent channels (usually the info channel)
		2922	our %CHANNEL = (
		2923	"c/motd" => {
		2924	id => "infobox",
		2925	title => "MOTD",
		2926	reply => undef,
		2927	tooltip => "The message of the day",
		2928	},
		2929	"c/identify" => {
		2930	id => "infobox",
		2931	title => "Identify",
		2932	reply => undef,
		2933	tooltip => "Items recently identified",
		2934	},
		2935	"c/examine" => {
		2936	id => "infobox",
		2937	title => "Examine",
		2938	reply => undef,
		2939	tooltip => "Signs and other items you examined",
		2940	},
		2941	"c/shopinfo" => {
		2942	id => "infobox",
		2943	title => "Shop Info",
		2944	reply => undef,
		2945	tooltip => "What your bargaining skill tells you about the shop",
		2946	},
		2947	"c/book" => {
		2948	id => "infobox",
		2949	title => "Book",
		2950	reply => undef,
		2951	tooltip => "The contents of a note or book",
		2952	},
		2953	"c/lookat" => {
		2954	id => "infobox",
		2955	title => "Look",
		2956	reply => undef,
		2957	tooltip => "What you saw there",
		2958	},
		2959	"c/who" => {
		2960	id => "infobox",
		2961	title => "Players",
		2962	reply => undef,
		2963	tooltip => "Shows players who are currently online",
		2964	},
		2965	"c/body" => {
		2966	id => "infobox",
		2967	title => "Body Parts",
		2968	reply => undef,
		2969	tooltip => "Shows which body parts you posess and are available",
		2970	},
		2971	"c/statistics" => {
		2972	id => "infobox",
		2973	title => "Statistics",
		2974	reply => undef,
		2975	tooltip => "Shows your primary statistics",
		2976	},
		2977	"c/skills" => {
		2978	id => "infobox",
		2979	title => "Skills",
		2980	reply => undef,
		2981	tooltip => "Shows your experience per skill and item power",
		2982	},
		2983	"c/shopitems" => {
		2984	id => "infobox",
		2985	title => "Shop Items",
		2986	reply => undef,
		2987	tooltip => "Shows the items currently for sale in this shop",
		2988	},
		2989	"c/resistances" => {
		2990	id => "infobox",
		2991	title => "Resistances",
		2992	reply => undef,
		2993	tooltip => "Shows your resistances",
		2994	},
		2995	"c/pets" => {
		2996	id => "infobox",
		2997	title => "Pets",
		2998	reply => undef,
		2999	tooltip => "Shows information abotu your pets/a specific pet",
		3000	},
		3001	"c/perceiveself" => {
		3002	id => "infobox",
		3003	title => "Perceive Self",
		3004	reply => undef,
		3005	tooltip => "You gained detailed knowledge about yourself",
		3006	},
		3007	"c/uptime" => {
		3008	id => "infobox",
		3009	title => "Uptime",
		3010	reply => undef,
		3011	tooltip => "How long the server has been running since last restart",
		3012	},
		3013	"c/mapinfo" => {
		3014	id => "infobox",
		3015	title => "Map Info",
		3016	reply => undef,
		3017	tooltip => "Information related to the maps",
		3018	},
		3019	"c/party" => {
		3020	id => "party",
		3021	title => "Party",
		3022	reply => "gsay ",
		3023	tooltip => "Messages and chat related to your party",
		3024	},
		3025	"c/death" => {
		3026	id => "death",
		3027	title => "Death",
		3028	reply => undef,
		3029	tooltip => "Reason for and more info about your most recent death",
		3030	},
		3031	"c/say" => $SAY_CHANNEL,
		3032	"c/chat" => $CHAT_CHANNEL,
		3033	);
		3034
2430	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3037
2433	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
		3040
		3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3042
		3043	# check predefined channels, for the benefit of C
		3044	if ($CHANNEL{$channel}) {
		3045	$channel = $CHANNEL{$channel};
		3046
		3047	$self->ext_msg (channel_info => $channel);
		3048	$channel = $channel->{id};
		3049
		3050	} elsif (ref $channel) {
		3051	# send meta info to client, if not yet sent
		3052	unless (exists $self->{channel}{$channel->{id}}) {
		3053	$self->{channel}{$channel->{id}} = $channel;
		3054	$self->ext_msg (channel_info => $channel);
		3055	}
		3056
		3057	$channel = $channel->{id};
		3058	}
2434		3059
2435	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2436		3061
2437	if ($self->can_msg) {	3062	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3064	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3065
2450	if ($color >= 0) {	3066	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3067	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3069	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3070
		3071	$self->send_big_packet ($pkt);
		3072	}
		3073
2461	=item $client->ext_event ($type, %msg)	3074	=item $client->ext_msg ($type, @msg)
2462		3075
2463	Sends an ext event to the client.	3076	Sends an ext event to the client.
2464		3077
2465	=cut	3078	=cut
2466		3079
2467	sub cf::client::ext_event($$%) {	3080	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3081	my ($self, $type, @msg) = @_;
2469		3082
		3083	if ($self->extcmd == 2) {
		3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3085	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3086	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3088	}
		3089	}
		3090
		3091	=item $client->ext_reply ($msgid, @msg)
		3092
		3093	Sends an ext reply to the client.
		3094
		3095	=cut
		3096
		3097	sub cf::client::ext_reply($$@) {
		3098	my ($self, $id, @msg) = @_;
		3099
		3100	if ($self->extcmd == 2) {
		3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3102	} elsif ($self->extcmd == 1) {
		3103	#TODO: version 1, remove
		3104	unshift @msg, msgtype => "reply", msgid => $id;
		3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3106	}
2472	}	3107	}
2473		3108
2474	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2475		3110
2476	Queues a query to the client, calling the given callback with	3111	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3166	my ($ns, $buf) = @_;
2532		3167
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3168	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3169
2535	if (ref $msg) {	3170	if (ref $msg) {
		3171	my ($type, $reply, @payload) =
		3172	"ARRAY" eq ref $msg
		3173	? @$msg
		3174	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3175
		3176	my @reply;
		3177
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3178	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3179	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3180	}
		3181
		3182	$ns->ext_reply ($reply, @reply)
		3183	if $reply;
		3184
2542	} else {	3185	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3187	}
2545		3188
2546	cf::override;	3189	cf::override;
2547	},	3190	},
2548	);	3191	);
…		…
2568		3211
2569	$coro	3212	$coro
2570	}	3213	}
2571		3214
2572	cf::client->attach (	3215	cf::client->attach (
2573	on_destroy => sub {	3216	on_client_destroy => sub {
2574	my ($ns) = @_;	3217	my ($ns) = @_;
2575		3218
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3220	},
2578	);	3221	);
…		…
2593	our $safe = new Safe "safe";	3236	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2595		3238
2596	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2597		3240
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3241	$safe->permit_only (Opcode::opset qw(
		3242	:base_core :base_mem :base_orig :base_math :base_loop
		3243	grepstart grepwhile mapstart mapwhile
		3244	sort time
		3245	));
2599		3246
2600	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
2601		3248
2602	=pod	3249	=pod
2603		3250
2604	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
2605		3252
2606	cf::object	3253	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3254	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3255	insert remove name archname title slaying race decrease split
		3256	value
2609		3257
2610	cf::object::player	3258	cf::object::player
2611	player	3259	player
2612		3260
2613	cf::player	3261	cf::player
…		…
2618		3266
2619	=cut	3267	=cut
2620		3268
2621	for (	3269	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3271	insert remove inv nrof name archname title slaying race
		3272	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
2627	) {	3276	) {
2628	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2631	for @funs;	3279	for @funs;
2632	}	3280	}
2633		3281
…		…
2648		3296
2649	my $qcode = $code;	3297	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
2652		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
2653	local $_;	3304	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3305
2656	my $eval =	3306	my $eval =
2657	"do {\n"	3307	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3310	. $code
2661	. "\n}"	3311	. "\n}"
2662	;	3312	;
2663		3313
		3314	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
2667		3323
2668	if ($@) {	3324	if ($@) {
2669	warn "$@";	3325	warn "$@",
2670	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
2671	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
2672	}	3328	}
2673		3329
2674	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
2675	}	3331	}
2676		3332
…		…
2690	=cut	3346	=cut
2691		3347
2692	sub register_script_function {	3348	sub register_script_function {
2693	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
2694		3350
2695	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
2697	}	3353	}
2698		3354
2699	=back	3355	=back
2700		3356
2701	=cut	3357	=cut
2702		3358
2703	#############################################################################	3359	#############################################################################
2704	# the server's init and main functions	3360	# the server's init and main functions
2705		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
		3403
2706	sub load_facedata($) {	3404	sub load_facedata($) {
2707	my ($path) = @_;	3405	my ($path) = @_;
2708		3406
		3407	# HACK to clear player env face cache, we need some signal framework
		3408	# for this (global event?)
		3409	%ext::player_env::MUSIC_FACE_CACHE = ();
		3410
		3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3412
2709	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2710		3414
2711	my $facedata;	3415	my $facedata;
2712	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3417	or die "$path: $!";
2714		3418
2715	$facedata = Coro::Storable::thaw $facedata;	3419	$facedata = Coro::Storable::thaw $facedata;
2716		3420
2717	$facedata->{version} == 2	3421	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3423
		3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3426	$facedata->{resource}{"res/exp_table"} = {
		3427	type => FT_RSRC,
		3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
		3430	};
		3431	cf::cede_to_tick;
		3432
2720	{	3433	{
2721	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2722		3435
2723	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2725	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3443
2730	cf::cede_to_tick;	3444	cf::cede_to_tick;
2731	}	3445	}
2732		3446
2733	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2735	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2736	or next;	3451	or next;
		3452
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3456	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
2742	}	3458	}
2743		3459
2744	cf::cede_to_tick;	3460	cf::cede_to_tick;
2745	}	3461	}
2746	}	3462	}
…		…
2755		3471
2756	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
2757	}	3473	}
2758		3474
2759	{	3475	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3477
2765	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3479	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3481
		3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3483	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3484	} else {
		3485	$RESOURCE{$name} = $info; # unused
		3486	}
2777		3487
2778	cf::cede_to_tick;	3488	cf::cede_to_tick;
2779	}	3489	}
2780	}	3490	}
2781		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3493
2782	1	3494	1
2783	}	3495	}
2784		3496
		3497	register_exticmd fx_want => sub {
		3498	my ($ns, $want) = @_;
		3499
		3500	while (my ($k, $v) = each %$want) {
		3501	$ns->fx_want ($k, $v);
		3502	}
		3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
		3514
2785	sub reload_regions {	3515	sub reload_regions {
		3516	# HACK to clear player env face cache, we need some signal framework
		3517	# for this (global event?)
		3518	%ext::player_env::MUSIC_FACE_CACHE = ();
		3519
2786	load_resource_file "$MAPDIR/regions"	3520	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3521	or die "unable to load regions file\n";
		3522
		3523	for (cf::region::list) {
		3524	$_->{match} = qr/$_->{match}/
		3525	if exists $_->{match};
		3526	}
2788	}	3527	}
2789		3528
2790	sub reload_facedata {	3529	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3530	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3531	or die "unable to load facedata\n";
2793	}	3532	}
2794		3533
2795	sub reload_archetypes {	3534	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3537	}
2804		3538
2805	sub reload_treasures {	3539	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
2808	}	3542	}
2809		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
2810	sub reload_resources {	3567	sub reload_resources {
2811	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
2812		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
2813	reload_regions;	3573	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3574	reload_treasures;
2818		3575
2819	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
2820	}	3577	}
2821		3578
2822	sub init {	3579	sub reload_config {
2823	reload_resources;	3580	trace "reloading config file...\n";
2824	}
2825		3581
2826	sub cfg_load {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3583	or return;
2829		3584
2830	local $/;	3585	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
2832		3587
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2834		3589
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2837		3592
2838	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
2840	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2841	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
2842	};	3597	};
2843	warn $@ if $@;	3598	warn $@ if $@;
2844	}	3599	}
		3600
		3601	trace "finished reloading resource files\n";
		3602	}
		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
2845	}	3630	}
2846		3631
2847	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
2848	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3645	(async {
2852	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
2854	};	3649	};
2855		3650
2856	cfg_load;	3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
		3664	reload_resources;
		3665	reload_config;
2857	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
2858	load_extensions;	3676	load_extensions;
2859		3677
2860	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	(pop @POST_INIT)->(0) while @POST_INIT;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
2862	}	3696	}
2863		3697
2864	#############################################################################	3698	#############################################################################
2865	# initialisation and cleanup	3699	# initialisation and cleanup
2866		3700
2867	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
2868	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
2877	},
2878	);	3707	};
2879	}	3708	}
2880	}	3709	}
2881		3710
2882	sub write_runtime {	3711	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
2884		3713
2885	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
2887		3716
2888	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3718
2890	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
2891		3720
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3722	or return;
2894		3723
2895	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
2908		3737
2909	close $fh	3738	close $fh
2910	or return;	3739	or return;
2911		3740
2912	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3742	and return;
2914		3743
2915	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3745
2917	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
2918	}	3797	}
2919		3798
2920	sub emergency_save() {	3799	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
2922		3801
2923	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
2924		3808
2925	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
2926	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3820	$pl->save;
2934	}	3821	}
2935	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
2936		3823
2937	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3829	$map->valid or next;
2941	$map->save;	3830	$map->save;
2942	}	3831	}
2943	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
2944		3833
2945	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
2948	};	3862	};
2949		3863
2950	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
2951	}	3865	}
2952		3866
2953	sub post_cleanup {	3867	sub post_cleanup {
2954	my ($make_core) = @_;	3868	my ($make_core) = @_;
2955		3869
		3870	IO::AIO::flush;
		3871
2956	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
2958	}	3902	}
2959		3903
2960	sub do_reload_perl() {	3904	sub do_reload_perl() {
2961	# can/must only be called in main	3905	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
2963	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
2964	return;	3908	return;
2965	}	3909	}
2966		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
2967	warn "reloading...";	3916	info "reloading...";
2968		3917
2969	warn "entering sync_job";	3918	trace "entering sync_job";
2970		3919
2971	cf::sync_job {	3920	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark
2973	cf::emergency_save;	3921	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark
2975		3922
2976	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;
2978
2979	# if anything goes wrong in here, we should simply crash as we already saved
2980
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;
2992	warn "iterate...";
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();	3925	%EXT_CORO = ();
3000		3926
3001	warn "removing commands";	3927	trace "removing commands";
3002	%COMMAND = ();	3928	%COMMAND = ();
3003		3929
3004	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3005	%EXTCMD = ();	3931	%EXTCMD = ();
3006	%EXTICMD = ();	3932	%EXTICMD = ();
3007		3933
3008	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3011		3937
3012	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3013	eval {	3939	eval {
3014	$cb->($pkg);	3940	$cb->($pkg);
3015	1	3941	1
3016	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3017	}	3947	}
3018		3948
3019	warn "... nuking $pkg";
3020	Symbol::delete_package $pkg;
3021	}
3022
3023	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3024	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3952
3027	warn "... unloading $k";	3953	trace "... unloading $k";
3028	delete $INC{$k};	3954	delete $INC{$k};
3029		3955
3030	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3032		3958
3033	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3034	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3035	}	3964	}
3036		3965
3037	Symbol::delete_package $k;
3038	}
3039
3040	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3969
3044	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		3973
3048	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3975	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3051		3977
3052	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3053		3979
3054	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3055	require cf;	3981	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3057		3983
3058	warn "loading config and database again";	3984	trace "loading config and database again";
3059	cf::cfg_load;	3985	cf::reload_config;
3060		3986
3061	warn "loading extensions";	3987	trace "loading extensions";
3062	cf::load_extensions;	3988	cf::load_extensions;
3063		3989
		3990	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3070		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3071	warn "leaving sync_job";	4002	trace "leaving sync_job";
3072		4003
3073	1	4004	1
3074	} or do {	4005	} or do {
3075	warn $@;	4006	error $@;
3076	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3077	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3078	};	4012	}
3079		4013
3080	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3081	};	4016	};
3082		4017
3083	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3084		4019
3085	sub reload_perl() {	4020	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3088		4023
3089	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	4026
3092	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	4028	do_reload_perl;
3095	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3096	},	4030	};
3097	);	4031	};
3098	}	4032	}
3099		4033
3100	register_command "reload" => sub {	4034	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3102		4036
3103	if ($who->flag (FLAG_WIZ)) {	4037	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	4038	$who->message ("reloading server.");
		4039	async {
		4040	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	4041	reload_perl;
		4042	};
3106	}	4043	}
3107	};	4044	};
3108		4045
3109	unshift @INC, $LIBDIR;	4046	#############################################################################
3110		4047
3111	my $bug_warning = 0;	4048	my $bug_warning = 0;
3112		4049
3113	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3115		4052
3116	sub wait_for_tick {	4053	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3119		4055
3120	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	4058	$signal->wait;
3123	}	4059	}
3124		4060
3125	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3128		4063
3129	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	4066	$signal->wait;
3132	}	4067	}
3133		4068
3134	my $min = 1e6;#d#	4069	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3146	return;	4073	return;
3147	}	4074	}
3148		4075
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3152		4077
3153	0 && sync_job {#d#	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3154	for(1..10) {
3155	my $t = Event::time;
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3157	or die;
3158		4079
3159	$map->width (50);	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3160	$map->height (50);	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3161	$map->alloc;	4082	Coro::async_pool {
3162	$map->_load_objects ("/tmp/x.map", 1);	4083	$Coro::current->{desc} = "runtime saver";
3163	my $t = Event::time - $t;	4084	write_runtime_sync
3164		4085	or error "ERROR: unable to write runtime file: $!";
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	4086	};
		4087	}
3175		4088
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	4090	$sig->send;
3192	}	4091	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	4093	$sig->send;
3195	}	4094	}
3196		4095
3197	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		4098
3208	_post_tick;	4099	if (0) {
3209		4100	if ($NEXT_TICK) {
3210		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3211	},	4105	}
3212	);	4106	}
3213		4107
3214	{	4108	{
3215	BDB::max_poll_time $TICK * 0.1;	4109	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	4110
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3225		4112	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	4113	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		4114
3241	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
		4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4118	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4119	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4122
3244	cf::sync_job {	4123	cf::sync_job {
3245	eval {	4124	eval {
3246	BDB::db_env_open	4125	BDB::db_env_open
3247	$DB_ENV,	4126	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4128	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4129	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4130	0666;
3252		4131
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4132	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4133	};
3258		4134
3259	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4136	};
3261	}	4137	}
		4138
		4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4140	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4141	};
		4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4144	};
		4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4147	};
3262	}	4148	}
3263		4149
3264	{	4150	{
		4151	# configure IO::AIO
		4152
3265	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4156	}
3278		4157
3279	my $_log_backtrace;	4158	my $_log_backtrace;
3280		4159
3281	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3285		4164
3286	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3289	async {	4169	async {
		4170	$Coro::current->{desc} = "abt $msg";
		4171
3290	my @bt = fork_call {	4172	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4174	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4175	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4176	or die "addr2line: $!";
…		…
3302	}	4184	}
3303		4185
3304	@funcs	4186	@funcs
3305	};	4187	};
3306		4188
3307	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4192	--$_log_backtrace;
3310	};	4193	};
3311	} else {	4194	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3314	}	4197	}
3315	}	4198	}
3316		4199
3317	# load additional modules	4200	# load additional modules
3318	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3319		4203
3320	END { cf::emergency_save }	4204	END { cf::emergency_save }
3321		4205
3322	1	4206	1
3323		4207

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