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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.322 by root, Fri Jul 27 10:10:51 2007 UTC vs.
Revision 1.541 by root, Tue May 4 23:33:16 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
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	245	that call.
177		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
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	264	my $msg = join "", @_;
185		265
186	$msg .= "\n"	266	$msg .= "\n"
187	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
188		268
189	$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;
190		270
191	utf8::encode $msg;
192	LOG llevError, $msg;	271	LOG llevWarn, $msg;
193	};	272	};
194	}	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	};
195		287
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	298	for my $pkg (qw(
207	cf::global cf::attachable	299	cf::global cf::attachable
208	cf::object cf::object::player	300	cf::object cf::object::player
209	cf::client cf::player	301	cf::client cf::player
210	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
211	cf::map cf::party cf::region	304	cf::party cf::region
212	)) {	305	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	307	}
216		308
217	$Event::DIED = sub {	309	$EV::DIED = sub {
218	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
219	};	311	};
220		312
221	#############################################################################	313	#############################################################################
222		314
223	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	338	$d
247	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
248	}	340	}
249		341
250	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
251		343
252	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
253		345
254	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
255		347
256	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
257		349
258	=cut	350	=cut
259		351
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		353
262	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		370
265	=item cf::lock_wait $string	371	=item cf::lock_wait $string
266		372
267	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
268		374
269	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
270		376
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
274	returned.	380	returned.
275		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
276	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
277	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
278		387
279	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
280		389
281	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.
282		391
283	=cut	392	=cut
284		393
285	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
286		395
287	sub lock_wait($) {	396	sub lock_wait($) {
288	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	398	}
296		399
297	sub lock_acquire($) {	400	sub lock_acquire($) {
298	my ($key) = @_;	401	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	402	}
310		403
311	sub lock_active($) {	404	sub lock_active($) {
312	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	406	}
316		407
317	sub freeze_mainloop {	408	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
319		410
320	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	412	}
322	};	413
323	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
324	$guard	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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
325	}	427	}
326		428
327	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
328		430
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		439
338	=cut	440	=cut
339		441
340	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
342		445
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
345	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
346		452
347	while () {	453	while () {
348	next_job:	454	next_job:
		455
349	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	457
351	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	462	$job->[2]->send;
355	Coro::cede;	463	Coro::cede;
356	goto next_job;	464	goto next_job;
357	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	467	}
359	}	468	}
360		469
361	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	473	$signal->wait;
365	} else {	474	} else {
		475	$busy = 0;
366	Coro::schedule;	476	Coro::schedule;
367	}	477	}
368	}	478	}
369	};	479	};
370		480
371	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
372	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
373		485
374	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
375	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
376		489
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
390		503
391	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
392		505
393	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
394		507
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	511	acceptable.
399		512
400	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
401	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
…		…
405	=cut	518	=cut
406		519
407	sub sync_job(&) {	520	sub sync_job(&) {
408	my ($job) = @_;	521	my ($job) = @_;
409		522
410	if ($Coro::current == $Coro::main) {	523	if (in_main) {
411	my $time = Event::time;	524	my $time = AE::time;
412		525
413	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
415		528
416	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	530
418	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
419		532
420	my $busy = 1;	533	my $busy = 1;
421	my @res;	534	my @res;
422		535
423	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	538	@res = eval { $job->() };
425	warn $@ if $@;	539	error $@ if $@;
426	undef $busy;	540	undef $busy;
427	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
428		542
429	while ($busy) {	543	while ($busy) {
430	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
431	}	548	}
		549	}
432		550
433	$time = Event::time - $time;	551	my $time = AE::time - $time;
434		552
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
439		554
440	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
441	} else {	556	} else {
442	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
443		558
…		…
468	=item fork_call { }, $args	583	=item fork_call { }, $args
469		584
470	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
471	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
474		589
475	=cut	590	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		591
486	sub fork_call(&@) {	592	sub fork_call(&@) {
487	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
488		594
489	# 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,
490	# or die "socketpair: $!";	596	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	597	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		598
494	if (my $pid = fork) {	599	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	600	reset_signals;
508	local $SIG{__WARN__};	601	&$cb
509	local $SIG{__DIE__};	602	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		603
516	eval {	604	wantarray ? @res : $res[-1]
517	close $fh1;	605	}
518		606
519	my @res = eval { $cb->(@args) };	607	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	643	}
529		644
530	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
531		646
532	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
535		650
536	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
539	=cut	659	=cut
		660
		661	sub db_table($) {
		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	}
540		680
541	our $DB;	681	our $DB;
542		682
543	sub db_init {	683	sub db_init {
544	unless ($DB) {	684	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	685	}
559		686
560	sub db_get($$) {	687	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
562		689
563	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
564	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
565		694
566	$! ? ()	695	$! ? ()
567	: $data	696	: $data
568	}
569	}	697	}
570		698
571	sub db_put($$$) {	699	sub db_put($$$) {
572	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612	if (1) {	740	if (1) {
613	$md5 =	741	$md5 =
614	join "\x00",	742	join "\x00",
615	$processversion,	743	$processversion,
616	map {	744	map {
617	Coro::cede;	745	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	746	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	747	} 0.. $#$src;
620		748
621		749
622	my $dbmd5 = db_get cache => "$id/md5";	750	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		757
630	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	759	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
633		761
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		763
636	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
639		767
…		…
649		777
650	=cut	778	=cut
651		779
652	sub datalog($@) {	780	sub datalog($@) {
653	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	783	}
656		784
657	=back	785	=back
658		786
659	=cut	787	=cut
660		788
661	#############################################################################	789	#############################################################################
662		790
663	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
664		792
665	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
666	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")
667	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
668		796
669	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>
670	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
671	Crossfire TRT).	799	Deliantra).
672		800
673	=over 4	801	=over 4
674		802
675	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
676		804
…		…
720	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
721		849
722	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
724		852
725	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
727		855
728	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
729		857
730	=over 4	858	=over 4
…		…
854		982
855	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		985
858	} elsif (ref $type) {	986	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
860		988
861	} else {	989	} else {
862	shift @arg;	990	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
864	}	992	}
865	}	993	}
866	}	994	}
867		995
868	sub _object_attach {	996	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
879	}	1007	}
880		1008
881	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
882	} else {	1010	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1012	}
885		1013
886	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
887	}	1015	}
888		1016
…		…
947		1075
948	for (@$callbacks) {	1076	for (@$callbacks) {
949	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
950		1078
951	if ($@) {	1079	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1081	override;
955	}	1082	}
956		1083
957	return 1 if $override;	1084	return 1 if $override;
958	}	1085	}
959		1086
960	0	1087	0
961	}	1088	}
962		1089
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1091
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1093
967	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
968		1095
…		…
974		1101
975	=cut	1102	=cut
976		1103
977	#############################################################################	1104	#############################################################################
978	# object support	1105	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1140	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
983		1142
984	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1144
988	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
989	}	1147	}
990		1148
991	sub reattach {	1149	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1151	my ($obj) = @_;
994		1152
		1153	# no longer needed after getting rid of delete_package?
995	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
996		1155
997	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
998		1157
999	@$registry = ();	1158	@$registry = ();
1000		1159
…		…
1005	for (@$attach) {	1164	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1008	}	1167	}
1009	} else {	1168	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1170	}
1012	}	1171	}
1013	}	1172	}
1014		1173
1015	cf::attachable->attach (	1174	cf::attachable->attach (
1016	prio => -1000000,	1175	prio => -1000000,
1017	on_instantiate => sub {	1176	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1019		1178
1020	$data = from_json $data;	1179	$data = decode_json $data;
1021		1180
1022	for (@$data) {	1181	for (@$data) {
1023	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1024		1183
1025	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1200	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1043		1202
1044	sync_job {	1203	sync_job {
1045	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1048		1209
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1217	aio_close $fh;
1054		1218
1055	if (@$objs) {	1219	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1228	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1230	}
1064	} else {	1231	} else {
1065	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1066	}	1233	}
1067		1234
1068	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1239	} else {
1070	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1071	}	1241	}
1072	} else {	1242	} else {
1073	aio_unlink $filename;	1243	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1075	}	1245	}
1076	}	1246	};
1077	}	1247	}
1078		1248
1079	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1081		1251
…		…
1093	or return;	1263	or return;
1094		1264
1095	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1267	or return;
		1268
1098	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1099	}	1271	}
1100		1272
		1273	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1103	return ($data, $av);	1278	($data, $av)
1104	}	1279	}
1105		1280
1106	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1107		1282
1108	=over 4	1283	=over 4
…		…
1162	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1163		1338
1164	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1165	}	1340	}
1166		1341
		1342	use File::Glob ();
		1343
1167	cf::player->attach (	1344	cf::player->attach (
1168	on_command => sub {	1345	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1170		1347
1171	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1172	or return;	1349	or return;
1173		1350
…		…
1186	my ($type, $reply, @payload) =	1363	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1364	"ARRAY" eq ref $msg
1188	? @$msg	1365	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1366	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1367
		1368	my @reply;
		1369
1191	if (my $cb = $EXTCMD{$type}) {	1370	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1371	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1372	}
		1373
		1374	$pl->ext_reply ($reply, @reply)
		1375	if $reply;
		1376
1197	} else {	1377	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1379	}
1200		1380
1201	cf::override;	1381	cf::override;
1202	},	1382	},
1203	);	1383	);
1204		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
1205	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1206	cf::sync_job {	1401	cf::sync_job {
1207	my %todo;	1402	my %todo;
1208		1403
1209	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1405	next unless -r $path;
…		…
1228		1423
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1426
1232	$ext{source} =	1427	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1235	. $source	1430	. $source
1236	. "\n};\n1";	1431	. "\n};\n1";
1237		1432
1238	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1239	}	1434	}
1240		1435
		1436	my $pass = 0;
1241	my %done;	1437	my %done;
1242	while (%todo) {	1438	while (%todo) {
1243	my $progress;	1439	my $progress;
1244		1440
		1441	++$pass;
		1442
		1443	ext:
1245	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1446	next ext
1248	unless exists $done{$_};	1447	unless exists $done{$_};
1249	}	1448	}
1250		1449
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1451
1253	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1256		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1258	warn $msg;	1460
1259	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1462	delete $todo{$k};
1261	}	1463	} else {
1262		1464	$done{$k} = delete $todo{$k};
1263	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1264	}	1470	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1471	}
1270		1472
1271	skip:	1473	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1274	}	1481	}
1275	};	1482	};
1276	}	1483	}
1277		1484
1278	#############################################################################	1485	#############################################################################
1279		1486
1280	=back	1487	=back
1281		1488
1282	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1283		1490
1284	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1285		1492
1286	=cut	1493	=cut
1287		1494
1288	package cf::player;	1495	package cf::player;
1289		1496
1290	use Coro::AIO;	1497	use Coro::AIO;
1291		1498
1292	=head3 cf::player	1499	=head3 cf::player
1293		1500
1294	=over 4	1501	=over 4
		1502
		1503	=item cf::player::num_playing
		1504
		1505	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1506
		1507	=cut
		1508
		1509	sub num_playing {
		1510	scalar grep
		1511	$_->ob->map
		1512	&& !$_->hidden
		1513	&& !$_->ob->flag (cf::FLAG_WIZ),
		1514	cf::player::list
		1515	}
1295		1516
1296	=item cf::player::find $login	1517	=item cf::player::find $login
1297		1518
1298	Returns the given player object, loading it if necessary (might block).	1519	Returns the given player object, loading it if necessary (might block).
1299		1520
…		…
1318		1539
1319	sub exists($) {	1540	sub exists($) {
1320	my ($login) = @_;	1541	my ($login) = @_;
1321		1542
1322	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1324	}	1545	}
1325		1546
1326	sub find($) {	1547	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1549	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1556	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1557	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1558	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1560
1340	my $pl = load_pl path $login	1561	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1562	or return;
		1563
		1564	my $pl = cf::player::load_pl $f
		1565	or return;
		1566
		1567	local $cf::PLAYER_LOADING{$login} = $pl;
		1568	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1343	}	1570	}
1344	}	1571	}
1345	}	1572	}
		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
1346		1586
1347	sub save($) {	1587	sub save($) {
1348	my ($pl) = @_;	1588	my ($pl) = @_;
1349		1589
1350	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1356		1596
1357	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
1359		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1604
1360	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1361	Coro::cede;	1606	cf::cede_to_tick;
1362	}	1607	}
1363		1608
1364	sub new($) {	1609	sub new($) {
1365	my ($login) = @_;	1610	my ($login) = @_;
1366		1611
…		…
1372	$cf::PLAYER{$login} = $self;	1617	$cf::PLAYER{$login} = $self;
1373		1618
1374	$self	1619	$self
1375	}	1620	}
1376		1621
		1622	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1623
		1624	=cut
		1625
		1626	sub send_msg {
		1627	my $ns = shift->ns
		1628	or return;
		1629	$ns->send_msg (@_);
		1630	}
		1631
1377	=item $pl->quit_character	1632	=item $pl->quit_character
1378		1633
1379	Nukes the player without looking back. If logged in, the connection will	1634	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1635	be destroyed. May block for a long time.
1381		1636
…		…
1385	my ($pl) = @_;	1640	my ($pl) = @_;
1386		1641
1387	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1388		1643
1389	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1646
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1396		1652
1397	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1690	or return [];
1435		1691
1436	my @logins;	1692	my @logins;
1437		1693
1438	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
		1695	my $path = path $login;
		1696
		1697	# a .pst is a dead give-away for a valid player
		1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1703	}
1442		1704
1443	utf8::decode $login;	1705	utf8::decode $login;
1444	push @logins, $login;	1706	push @logins, $login;
1445	}	1707	}
1446		1708
1447	\@logins	1709	\@logins
1448	}	1710	}
1449		1711
1450	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1451		1715
1452	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1453	player. May block.	1717	player. May block.
1454		1718
1455	=cut	1719	=cut
…		…
1473	}	1737	}
1474		1738
1475	\@paths	1739	\@paths
1476	}	1740	}
1477		1741
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1743
1480	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1745
1528	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1529		1747
1530	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1531		1749
1532	=cut	1750	=cut
1533		1751
1534	sub ext_reply($$@) {	1752	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1753	my ($self, $id, @msg) = @_;
1536		1754
1537	if ($self->ns->extcmd == 2) {	1755	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1756	}
1545		1757
1546	=item $player->ext_msg ($type, @msg)	1758	=item $player->ext_msg ($type, @msg)
1547		1759
1548	Sends an ext event to the client.	1760	Sends an ext event to the client.
…		…
1569		1781
1570	=cut	1782	=cut
1571		1783
1572	sub find_by_path($) {	1784	sub find_by_path($) {
1573	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1574		1788
1575	my ($match, $specificity);	1789	my ($match, $specificity);
1576		1790
1577	for my $region (list) {	1791	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1606		1820
1607	sub generate_random_map {	1821	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1609	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1827	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1632		1849
1633	sub register {	1850	sub register {
1634	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1852	my $pkg = caller;
1636		1853
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1855
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1857	}
1642		1858
1643	# also paths starting with '/'	1859	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1861
1646	sub thawer_merge {	1862	sub thawer_merge {
1647	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1648		1864
1649	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1735		1951
1736	# the temporary/swap location	1952	# the temporary/swap location
1737	sub save_path {	1953	sub save_path {
1738	my ($self) = @_;	1954	my ($self) = @_;
1739		1955
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1742	}	1958	}
1743		1959
1744	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1745	sub uniq_path {	1961	sub uniq_path {
1746	my ($self) = @_;	1962	my ($self) = @_;
1747		1963
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1966	}
1760		1967
1761	sub decay_objects {	1968	sub decay_objects {
1762	my ($self) = @_;	1969	my ($self) = @_;
1763		1970
…		…
1776		1983
1777	sub load_header_from($) {	1984	sub load_header_from($) {
1778	my ($self, $path) = @_;	1985	my ($self, $path) = @_;
1779		1986
1780	utf8::encode $path;	1987	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1988	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1989	or return;
		1990
		1991	$self->_load_header ($f)
		1992	or return;
		1993
		1994	local $MAP_LOADING{$self->{path}} = $self;
		1995	$f->resolve_delayed_derefs;
1786		1996
1787	$self->{load_path} = $path;	1997	$self->{load_path} = $path;
1788		1998
1789	1	1999	1
1790	}	2000	}
…		…
1844	sub find {	2054	sub find {
1845	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1846		2056
1847	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1848		2058
		2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2061
1851	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1854	or return;	2064	or return;
1855		2065
1856	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1857		2067
…		…
1859	or return;	2069	or return;
1860		2070
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
		2075	undef $guard1;
1864	$map->reset;	2076	$map->reset;
1865	undef $guard;
1866	return find $path;	2077	return find $path;
1867	}	2078	}
1868		2079
1869	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1870	}	2081	}
1871	}	2082	}
1872		2083
1873	sub pre_load { }	2084	sub pre_load { }
1874	sub post_load { }	2085	#sub post_load { } # XS
1875		2086
1876	sub load {	2087	sub load {
1877	my ($self) = @_;	2088	my ($self) = @_;
1878		2089
1879	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
1880		2091
1881	my $path = $self->{path};	2092	my $path = $self->{path};
1882		2093
1883	{	2094	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2095	my $guard = cf::lock_acquire "map_data:$path";
1885		2096
		2097	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2098	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2099
1888	$self->in_memory (cf::MAP_LOADING);	2100	$self->in_memory (cf::MAP_LOADING);
1889		2101
1890	$self->alloc;	2102	$self->alloc;
1891		2103
1892	$self->pre_load;	2104	$self->pre_load;
1893	Coro::cede;	2105	cf::cede_to_tick;
1894		2106
		2107	my $f = new_from_file cf::object::thawer $self->{load_path};
		2108	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2109	$self->_load_objects ($f)
1896	or return;	2110	or return;
1897		2111
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1899	if delete $self->{load_original};	2113	if delete $self->{load_original};
1900		2114
1901	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2116	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2117	unless (aio_stat $uniq) {
		2118	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2119	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2120	$self->_load_objects ($f);
		2121	$f->resolve_delayed_derefs;
		2122	}
1906	}	2123	}
1907	}	2124	}
1908		2125
1909	Coro::cede;	2126	$f->resolve_delayed_derefs;
		2127
		2128	cf::cede_to_tick;
1910	# now do the right thing for maps	2129	# now do the right thing for maps
1911	$self->link_multipart_objects;	2130	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2131	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2132	unless $self->difficulty;
1914	Coro::cede;	2133	cf::cede_to_tick;
1915		2134
1916	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2136	$self->decay_objects;
1918	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1919	$self->update_buttons;	2138	$self->update_buttons;
1920	Coro::cede;	2139	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2140	$self->activate;
1924	}	2141	}
1925		2142
		2143	$self->{last_save} = $cf::RUNTIME;
		2144	$self->last_access ($cf::RUNTIME);
		2145
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2147	}
1928		2148
1929	$self->post_load;	2149	$self->post_load;
1930	}	2150	}
1931		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2155	sub customise_for {
1933	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1934		2157
1935	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2159	if $self->per_player;
…		…
1940		2163
1941	$self	2164	$self
1942	}	2165	}
1943		2166
1944	# find and load all maps in the 3x3 area around a map	2167	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2168	sub load_neighbours {
1946	my ($map) = @_;	2169	my ($map) = @_;
1947		2170
1948	my @diag; # diagonal neighbours	2171	my @neigh; # diagonal neighbours
1949		2172
1950	for (0 .. 3) {	2173	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2174	my $neigh = $map->tile_path ($_)
1952	or next;	2175	or next;
1953	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
1954	or next;	2177	or next;
1955	$neigh->load;	2178	$neigh->load;
1956		2179
		2180	# now find the diagonal neighbours
		2181	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2184	}
1960		2185
1961	for (@diag) {	2186	for (grep defined $_->[0], @neigh) {
		2187	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2188	my $neigh = find $path, $origin
1963	or next;	2189	or next;
1964	$neigh->load;	2190	$neigh->load;
1965	}	2191	}
1966	}	2192	}
1967		2193
1968	sub find_sync {	2194	sub find_sync {
1969	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
1970		2196
1971	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
1972	}	2201	}
1973		2202
1974	sub do_load_sync {	2203	sub do_load_sync {
1975	my ($map) = @_;	2204	my ($map) = @_;
1976		2205
1977	cf::sync_job { $map->load };	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2207	if $Coro::current == $Coro::main;
		2208
		2209	$map->load;
1978	}	2210	}
1979		2211
1980	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
1982		2214
1983	sub find_async {	2215	sub find_async {
1984	my ($path, $origin) = @_;	2216	my ($path, $origin, $load) = @_;
1985		2217
1986	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
1987		2219
1988	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2222	}
1991		2223
1992	undef $MAP_PREFETCH{$path};	2224	$MAP_PREFETCH{$path} |= $load;
		2225
1993	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
1994	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2231	if (my $map = find $k) {
1997	$map->load;	2232	$map->load if $v;
1998	}	2233	}
1999		2234
2000	delete $MAP_PREFETCH{$path};	2235	delete $MAP_PREFETCH{$k};
2001	}	2236	}
2002	}	2237	}
2003	undef $MAP_PREFETCHER;	2238	undef $MAP_PREFETCHER;
2004	};	2239	};
2005	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2006		2241
2007	()	2242	()
2008	}	2243	}
2009		2244
		2245	# common code, used by both ->save and ->swapout
2010	sub save {	2246	sub _save {
2011	my ($self) = @_;	2247	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2248
2015	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2016		2250
2017	return unless $self->dirty;	2251	return unless $self->dirty;
2018		2252
…		…
2024	return if $self->{deny_save};	2258	return if $self->{deny_save};
2025		2259
2026	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
2027		2261
2028	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2030	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2031		2268
2032	if ($uniq) {	2269	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2272	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2274	}
2038	}	2275	}
2039		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2040	sub swap_out {	2285	sub swap_out {
2041	my ($self) = @_;	2286	my ($self) = @_;
2042		2287
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2048	return if $self->players;	2292	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
		2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
2052	$self->clear;	2303	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2304	}
2055		2305
2056	sub reset_at {	2306	sub reset_at {
2057	my ($self) = @_;	2307	my ($self) = @_;
2058		2308
…		…
2076		2326
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2328
2079	return if $self->players;	2329	return if $self->players;
2080		2330
2081	warn "resetting map ", $self->path;	2331	cf::trace "resetting map ", $self->path, "\n";
2082		2332
2083	$self->in_memory (cf::MAP_SWAPPED);	2333	$self->in_memory (cf::MAP_SWAPPED);
2084		2334
2085	# need to save uniques path	2335	# need to save uniques path
2086	unless ($self->{deny_save}) {	2336	unless ($self->{deny_save}) {
…		…
2090	if $uniq;	2340	if $uniq;
2091	}	2341	}
2092		2342
2093	delete $cf::MAP{$self->path};	2343	delete $cf::MAP{$self->path};
2094		2344
		2345	$self->deactivate;
		2346	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2347	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2348
2099	$self->unlink_save;	2349	$self->unlink_save;
2100	$self->destroy;	2350	$self->destroy;
2101	}	2351	}
2102		2352
2103	my $nuke_counter = "aaaa";	2353	my $nuke_counter = "aaaa";
2104		2354
2105	sub nuke {	2355	sub nuke {
2106	my ($self) = @_;	2356	my ($self) = @_;
2107		2357
		2358	{
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
2108	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2109		2362
2110	$self->unlink_save;	2363	$self->unlink_save;
2111		2364
2112	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2370
2118	$cf::MAP{$self->path} = $self;	2371	$cf::MAP{$self->path} = $self;
		2372	}
2119		2373
2120	$self->reset; # polite request, might not happen	2374	$self->reset; # polite request, might not happen
2121	}	2375	}
2122		2376
2123	=item $maps = cf::map::tmp_maps	2377	=item $maps = cf::map::tmp_maps
…		…
2165		2419
2166	sub unique_maps() {	2420	sub unique_maps() {
2167	[	2421	[
2168	map {	2422	map {
2169	utf8::decode $_;	2423	utf8::decode $_;
2170	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2171	? normalise $_	2427	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2429	]
2175	}	2430	}
2176		2431
2177	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2178		2463
2179	=back	2464	=back
2180		2465
2181	=head3 cf::object	2466	=head3 cf::object
2182		2467
…		…
2186		2471
2187	=over 4	2472	=over 4
2188		2473
2189	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2190		2475
2191	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2192		2478
2193	=cut	2479	=cut
2194		2480
2195	sub inv_recursive_;	2481	sub inv_recursive_;
2196	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2199		2485
2200	sub inv_recursive {	2486	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2202	}	2488	}
2203		2489
		2490	=item $ref = $ob->ref
		2491
		2492	Creates and returns a persistent reference to an object that can be stored as a string.
		2493
		2494	=item $ob = cf::object::deref ($refstring)
		2495
		2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2497	even if the object actually exists. May block.
		2498
		2499	=cut
		2500
		2501	sub deref {
		2502	my ($ref) = @_;
		2503
		2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2505	my ($uuid, $name) = ($1, $2);
		2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2507	or return;
		2508	$pl->ob->uuid eq $uuid
		2509	or return;
		2510
		2511	$pl->ob
		2512	} else {
		2513	warn "$ref: cannot resolve object reference\n";
		2514	undef
		2515	}
		2516	}
		2517
2204	package cf;	2518	package cf;
2205		2519
2206	=back	2520	=back
2207		2521
2208	=head3 cf::object::player	2522	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2528	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2217		2531
2218	=cut	2532	=cut
		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
2219		2547
2220	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2549	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2565
2238	} else {	2566	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2569	}
2242	}	2570	}
		2571	}
		2572
		2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2574
		2575	=cut
		2576
		2577	sub cf::object::send_msg {
		2578	my $pl = shift->contr
		2579	or return;
		2580	$pl->send_msg (@_);
2243	}	2581	}
2244		2582
2245	=item $player_object->may ("access")	2583	=item $player_object->may ("access")
2246		2584
2247	Returns wether the given player is authorized to access resource "access"	2585	Returns wether the given player is authorized to access resource "access"
…		…
2260		2598
2261	=item $player_object->enter_link	2599	=item $player_object->enter_link
2262		2600
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2602
2265	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2267		2607
2268	Will never block.	2608	Will never block.
2269		2609
2270	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2271		2611
…		…
2291	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2632	my ($self) = @_;
2293		2633
2294	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2295		2635
		2636	++$self->{_link_recursion};
		2637
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2639
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2300		2642
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2644	}
2303		2645
2304	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2306		2648
…		…
2323	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2325		2667
2326	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2329		2671
2330	$map->load;	2672	$map->load;
2331	$map->load_diag;	2673	$map->load_neighbours;
2332		2674
2333	return unless $self->contr->active;	2675	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2676
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2338	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2339		2684
		2685	}
		2686
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2688
2342	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2693	be called at the end of this process.
2347		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2348	=cut	2698	=cut
2349		2699
2350	our $GOTOGEN;	2700	our $GOTOGEN;
2351		2701
2352	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
		2710
2355	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2713
2358	$self->enter_link;	2714	$self->enter_link;
2359		2715
2360	(async {	2716	(async {
		2717	$Coro::current->{desc} = "player::goto $path $x $y";
		2718
		2719	# *tag paths override both path and x|y
		2720	if ($path =~ /^\*(.*)$/) {
		2721	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2722	my $ob = $obs[rand @obs];
		2723
		2724	# see if we actually can go there
		2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
		2731
		2732	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2733	} else {
		2734	($path, $x, $y) = (undef, undef, undef);
		2735	}
		2736	}
		2737
2361	my $map = eval {	2738	my $map = eval {
2362	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2363		2740
2364	if ($map) {	2741	if ($map) {
2365	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2744	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2746	}
2370		2747
2371	$map	2748	$map
2372	};	2749	};
2373		2750
…		…
2379	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2382	}	2759	}
2383		2760
2384	$done->() if $done;	2761	$done->($self) if $done;
2385	})->prio (1);	2762	})->prio (1);
2386	}	2763	}
2387		2764
2388	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2389		2766
…		…
2409	}	2786	}
2410		2787
2411	sub prepare_random_map {	2788	sub prepare_random_map {
2412	my ($exit) = @_;	2789	my ($exit) = @_;
2413		2790
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2793	# that depends on the exit object
2419		2794
2420	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2797	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2427	}	2804	}
2428		2805
2429	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2430		2807
2431	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2434		2811
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2814	undef $fh;
2438	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2439		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2442	}	2823	}
2443	}	2824	}
2444		2825
2445	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2447		2828
2448	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2449		2830
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2831	$self->enter_link;
2462		2832
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2833	(async {
2468	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2469	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2470	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2471		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2472	1;	2857	1
2473	}) {	2858	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2863
2479	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2865	$self->leave_link;
2481	}	2866	}
2482	})->prio (1);	2867	})->prio (1);
2483	}	2868	}
2484		2869
…		…
2496	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2498		2883
2499	utf8::encode $text;	2884	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2501	}	2911	}
2502		2912
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		2914
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2509		2919
2510	=cut	2920	=cut
2511		2921
		2922	# non-persistent channels (usually the info channel)
		2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
		2930	"c/identify" => {
		2931	id => "infobox",
		2932	title => "Identify",
		2933	reply => undef,
		2934	tooltip => "Items recently identified",
		2935	},
		2936	"c/examine" => {
		2937	id => "infobox",
		2938	title => "Examine",
		2939	reply => undef,
		2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
		2954	"c/lookat" => {
		2955	id => "infobox",
		2956	title => "Look",
		2957	reply => undef,
		2958	tooltip => "What you saw there",
		2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
		3034	);
		3035
2512	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3038
2515	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2516		3041
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3043
		3044	# check predefined channels, for the benefit of C
		3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2519	if (ref $channel) {	3051	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3055	$self->ext_msg (channel_info => $channel);
2524	}	3056	}
…		…
2526	$channel = $channel->{id};	3058	$channel = $channel->{id};
2527	}	3059	}
2528		3060
2529	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2530		3062
2531	if ($self->can_msg) {	3063	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3065	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3066
2544	if ($color >= 0) {	3067	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3068	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3070	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3071
2549	$self->send_packet ("drawinfo $color $msg")	3072	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3073	}
2554		3074
2555	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2556		3076
2557	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2559	=cut	3079	=cut
2560		3080
2561	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2563		3083
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3084	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3089	}
		3090	}
		3091
		3092	=item $client->ext_reply ($msgid, @msg)
		3093
		3094	Sends an ext reply to the client.
		3095
		3096	=cut
		3097
		3098	sub cf::client::ext_reply($$@) {
		3099	my ($self, $id, @msg) = @_;
		3100
		3101	if ($self->extcmd == 2) {
		3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3103	} elsif ($self->extcmd == 1) {
		3104	#TODO: version 1, remove
		3105	unshift @msg, msgtype => "reply", msgid => $id;
		3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3107	}
2572	}	3108	}
2573		3109
2574	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2575		3111
…		…
2636	my ($type, $reply, @payload) =	3172	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3173	"ARRAY" eq ref $msg
2638	? @$msg	3174	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3175	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3176
		3177	my @reply;
		3178
2641	if (my $cb = $EXTICMD{$type}) {	3179	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3180	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3181	}
		3182
		3183	$ns->ext_reply ($reply, @reply)
		3184	if $reply;
		3185
2647	} else {	3186	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3188	}
2650		3189
2651	cf::override;	3190	cf::override;
2652	},	3191	},
2653	);	3192	);
…		…
2673		3212
2674	$coro	3213	$coro
2675	}	3214	}
2676		3215
2677	cf::client->attach (	3216	cf::client->attach (
2678	on_destroy => sub {	3217	on_client_destroy => sub {
2679	my ($ns) = @_;	3218	my ($ns) = @_;
2680		3219
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3221	},
2683	);	3222	);
…		…
2698	our $safe = new Safe "safe";	3237	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2700		3239
2701	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2702		3241
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3242	$safe->permit_only (Opcode::opset qw(
		3243	:base_core :base_mem :base_orig :base_math :base_loop
		3244	grepstart grepwhile mapstart mapwhile
		3245	sort time
		3246	));
2704		3247
2705	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
2706		3249
2707	=pod	3250	=pod
2708		3251
2709	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2710		3253
2711	cf::object	3254	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3256	insert remove name archname title slaying race decrease split
		3257	value
2714		3258
2715	cf::object::player	3259	cf::object::player
2716	player	3260	player
2717		3261
2718	cf::player	3262	cf::player
…		…
2723		3267
2724	=cut	3268	=cut
2725		3269
2726	for (	3270	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3272	insert remove inv nrof name archname title slaying race
		3273	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2732	) {	3277	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3280	for @funs;
2737	}	3281	}
2738		3282
…		…
2753		3297
2754	my $qcode = $code;	3298	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2757		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2758	local $_;	3305	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3306
2761	my $eval =	3307	my $eval =
2762	"do {\n"	3308	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3311	. $code
2766	. "\n}"	3312	. "\n}"
2767	;	3313	;
2768		3314
		3315	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2772		3324
2773	if ($@) {	3325	if ($@) {
2774	warn "$@";	3326	warn "$@",
2775	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2777	}	3329	}
2778		3330
2779	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2780	}	3332	}
2781		3333
…		…
2795	=cut	3347	=cut
2796		3348
2797	sub register_script_function {	3349	sub register_script_function {
2798	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2799		3351
2800	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2802	}	3354	}
2803		3355
2804	=back	3356	=back
2805		3357
2806	=cut	3358	=cut
2807		3359
2808	#############################################################################	3360	#############################################################################
2809	# the server's init and main functions	3361	# the server's init and main functions
2810		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	ref $dir and next;
		3376	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3377	or next;
		3378
		3379	$data = "#line 1 $dir/$mod\n$data";
		3380
		3381	open my $fh, "<", \$data or die;
		3382
		3383	return $fh;
		3384	}
		3385
		3386	()
		3387	}
		3388
		3389	sub init_inc {
		3390	# save original @INC
		3391	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3392
		3393	# make sure we can do scalar-opens
		3394	open my $dummy, "<", \my $dummy2;
		3395
		3396	# execute some stuff so perl load's some of the core modules
		3397	/Ü/ =~ /ü/i;
		3398	eval { &Storable::nstore_fd };
		3399
		3400	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3401
		3402	debug "module loading will be asynchronous from this point on.";
		3403	}
		3404
2811	sub load_facedata($) {	3405	sub load_facedata($) {
2812	my ($path) = @_;	3406	my ($path) = @_;
2813		3407
		3408	# HACK to clear player env face cache, we need some signal framework
		3409	# for this (global event?)
		3410	%ext::player_env::MUSIC_FACE_CACHE = ();
		3411
		3412	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3413
2814	warn "loading facedata from $path\n";	3414	trace "loading facedata from $path\n";
2815		3415
2816	my $facedata;	3416	my $facedata;
2817	0 < aio_load $path, $facedata	3417	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3418	or die "$path: $!";
2819		3419
2820	$facedata = Coro::Storable::thaw $facedata;	3420	$facedata = Coro::Storable::thaw $facedata;
2821		3421
2822	$facedata->{version} == 2	3422	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3423	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3424
		3425	# patch in the exptable
		3426	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3427	$facedata->{resource}{"res/exp_table"} = {
		3428	type => FT_RSRC,
		3429	data => $exp_table,
		3430	hash => (Digest::MD5::md5 $exp_table),
		3431	};
		3432	cf::cede_to_tick;
		3433
2825	{	3434	{
2826	my $faces = $facedata->{faceinfo};	3435	my $faces = $facedata->{faceinfo};
2827		3436
2828	while (my ($face, $info) = each %$faces) {	3437	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3438	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3439
2830	cf::face::set_visibility $idx, $info->{visibility};	3440	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3441	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3442	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3443	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3444
2835	cf::cede_to_tick;	3445	cf::cede_to_tick;
2836	}	3446	}
2837		3447
2838	while (my ($face, $info) = each %$faces) {	3448	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3449	next unless $info->{smooth};
		3450
2840	my $idx = cf::face::find $face	3451	my $idx = cf::face::find $face
2841	or next;	3452	or next;
		3453
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3454	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3455	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3456	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3457	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3458	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3459	}
2848		3460
2849	cf::cede_to_tick;	3461	cf::cede_to_tick;
2850	}	3462	}
2851	}	3463	}
…		…
2860		3472
2861	cf::anim::invalidate_all; # d'oh	3473	cf::anim::invalidate_all; # d'oh
2862	}	3474	}
2863		3475
2864	{	3476	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3477	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3478
2872	while (my ($name, $info) = each %$res) {	3479	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3480	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3481	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3482
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3483	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3484	cf::face::set_type $idx, $info->{type};
2887	} else {	3485	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3486	$RESOURCE{$name} = $info; # unused
2889	}	3487	}
2890		3488
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3489	cf::cede_to_tick;
2894	}	3490	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904
2905	cf::sound::set $sound->[0] => $face;
2906	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2907	}
2908
2909	#TODO
2910	}
2911	}	3491	}
		3492
		3493	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2912		3494
2913	1	3495	1
2914	}	3496	}
2915		3497
2916	register_exticmd fx_want => sub {	3498	register_exticmd fx_want => sub {
…		…
2919	while (my ($k, $v) = each %$want) {	3501	while (my ($k, $v) = each %$want) {
2920	$ns->fx_want ($k, $v);	3502	$ns->fx_want ($k, $v);
2921	}	3503	}
2922	};	3504	};
2923		3505
		3506	sub load_resource_file($) {
		3507	my $guard = lock_acquire "load_resource_file";
		3508
		3509	my $status = load_resource_file_ $_[0];
		3510	get_slot 0.1, 100;
		3511	cf::arch::commit_load;
		3512
		3513	$status
		3514	}
		3515
2924	sub reload_regions {	3516	sub reload_regions {
		3517	# HACK to clear player env face cache, we need some signal framework
		3518	# for this (global event?)
		3519	%ext::player_env::MUSIC_FACE_CACHE = ();
		3520
2925	load_resource_file "$MAPDIR/regions"	3521	load_resource_file "$MAPDIR/regions"
2926	or die "unable to load regions file\n";	3522	or die "unable to load regions file\n";
2927		3523
2928	for (cf::region::list) {	3524	for (cf::region::list) {
2929	$_->{match} = qr/$_->{match}/	3525	$_->{match} = qr/$_->{match}/
…		…
2937	}	3533	}
2938		3534
2939	sub reload_archetypes {	3535	sub reload_archetypes {
2940	load_resource_file "$DATADIR/archetypes"	3536	load_resource_file "$DATADIR/archetypes"
2941	or die "unable to load archetypes\n";	3537	or die "unable to load archetypes\n";
2942	#d# NEED to laod twice to resolve forward references
2943	# this really needs to be done in an extra post-pass
2944	# (which needs to be synchronous, so solve it differently)
2945	load_resource_file "$DATADIR/archetypes"
2946	or die "unable to load archetypes\n";
2947	}	3538	}
2948		3539
2949	sub reload_treasures {	3540	sub reload_treasures {
2950	load_resource_file "$DATADIR/treasures"	3541	load_resource_file "$DATADIR/treasures"
2951	or die "unable to load treasurelists\n";	3542	or die "unable to load treasurelists\n";
2952	}	3543	}
2953		3544
		3545	sub reload_sound {
		3546	trace "loading sound config from $DATADIR/sound\n";
		3547
		3548	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3549	or die "$DATADIR/sound $!";
		3550
		3551	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3552
		3553	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3554	my $sound = $soundconf->{compat}[$_]
		3555	or next;
		3556
		3557	my $face = cf::face::find "sound/$sound->[1]";
		3558	cf::sound::set $sound->[0] => $face;
		3559	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3560	}
		3561
		3562	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3563	my $face = cf::face::find "sound/$v";
		3564	cf::sound::set $k => $face;
		3565	}
		3566	}
		3567
2954	sub reload_resources {	3568	sub reload_resources {
2955	warn "reloading resource files...\n";	3569	trace "reloading resource files...\n";
2956		3570
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
2957	reload_regions;	3574	reload_regions;
2958	reload_facedata;
2959	#reload_archetypes;#d#
2960	reload_archetypes;
2961	reload_treasures;	3575	reload_treasures;
2962		3576
2963	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
2964	}	3578	}
2965		3579
2966	sub init {	3580	sub reload_config {
2967	reload_resources;	3581	trace "reloading config file...\n";
2968	}
2969		3582
2970	sub cfg_load {
2971	open my $fh, "<:utf8", "$CONFDIR/config"	3583	open my $fh, "<:utf8", "$CONFDIR/config"
2972	or return;	3584	or return;
2973		3585
2974	local $/;	3586	local $/;
2975	*CFG = YAML::Syck::Load <$fh>;	3587	*CFG = YAML::XS::Load scalar <$fh>;
2976		3588
2977	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2978		3590
2979	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2980	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2981		3593
2982	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
2984	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3596	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2985	and die "WARNING: m(un)lockall failed: $!\n";	3597	and die "WARNING: m(un)lockall failed: $!\n";
2986	};	3598	};
2987	warn $@ if $@;	3599	warn $@ if $@;
2988	}	3600	}
		3601
		3602	trace "finished reloading resource files\n";
		3603	}
		3604
		3605	sub pidfile() {
		3606	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3607	or die "$PIDFILE: $!";
		3608	flock $fh, &Fcntl::LOCK_EX
		3609	or die "$PIDFILE: flock: $!";
		3610	$fh
		3611	}
		3612
		3613	# make sure only one server instance is running at any one time
		3614	sub atomic {
		3615	my $fh = pidfile;
		3616
		3617	my $pid = <$fh>;
		3618	kill 9, $pid if $pid > 0;
		3619
		3620	seek $fh, 0, 0;
		3621	print $fh $$;
		3622	}
		3623
		3624	sub main_loop {
		3625	trace "EV::loop starting\n";
		3626	if (1) {
		3627	EV::loop;
		3628	}
		3629	trace "EV::loop returned\n";
		3630	goto &main_loop unless $REALLY_UNLOOP;
2989	}	3631	}
2990		3632
2991	sub main {	3633	sub main {
		3634	cf::init_globals; # initialise logging
		3635
		3636	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3637	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3638	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3639	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3640
		3641	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3642
2992	# we must not ever block the main coroutine	3643	# we must not ever block the main coroutine
2993	local $Coro::idle = sub {	3644	local $Coro::idle = sub {
2994	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3645	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2995	(async {	3646	(async {
2996	Event::one_event;	3647	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3648	EV::loop EV::LOOP_ONESHOT;
2997	})->prio (Coro::PRIO_MAX);	3649	})->prio (Coro::PRIO_MAX);
2998	};	3650	};
2999		3651
3000	cfg_load;	3652	evthread_start IO::AIO::poll_fileno;
		3653
		3654	cf::sync_job {
		3655	init_inc;
		3656
		3657	cf::init_experience;
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663	cf::load_materials;
		3664
		3665	reload_resources;
		3666	reload_config;
3001	db_init;	3667	db_init;
		3668
		3669	cf::init_uuid;
		3670	cf::init_signals;
		3671	cf::init_skills;
		3672
		3673	cf::init_beforeplay;
		3674
		3675	atomic;
		3676
3002	load_extensions;	3677	load_extensions;
3003		3678
3004	$TICK_WATCHER->start;	3679	utime time, time, $RUNTIMEFILE;
3005	Event::loop;	3680
		3681	# no (long-running) fork's whatsoever before this point(!)
		3682	use POSIX ();
		3683	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3684
		3685	(pop @POST_INIT)->(0) while @POST_INIT;
		3686	};
		3687
		3688	cf::object::thawer::errors_are_fatal 0;
		3689	info "parse errors in files are no longer fatal from this point on.\n";
		3690
		3691	my $free_main; $free_main = EV::idle sub {
		3692	undef $free_main;
		3693	undef &main; # free gobs of memory :)
		3694	};
		3695
		3696	goto &main_loop;
3006	}	3697	}
3007		3698
3008	#############################################################################	3699	#############################################################################
3009	# initialisation and cleanup	3700	# initialisation and cleanup
3010		3701
3011	# install some emergency cleanup handlers	3702	# install some emergency cleanup handlers
3012	BEGIN {	3703	BEGIN {
		3704	our %SIGWATCHER = ();
3013	for my $signal (qw(INT HUP TERM)) {	3705	for my $signal (qw(INT HUP TERM)) {
3014	Event->signal (	3706	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3015	reentrant => 0,
3016	data => WF_AUTOCANCEL,
3017	signal => $signal,
3018	prio => 0,
3019	cb => sub {
3020	cf::cleanup "SIG$signal";	3707	cf::cleanup "SIG$signal";
3021	},
3022	);	3708	};
3023	}	3709	}
3024	}	3710	}
3025		3711
3026	sub write_runtime {	3712	sub write_runtime_sync {
3027	my $runtime = "$LOCALDIR/runtime";	3713	my $t0 = AE::time;
3028		3714
3029	# first touch the runtime file to show we are still running:	3715	# first touch the runtime file to show we are still running:
3030	# the fsync below can take a very very long time.	3716	# the fsync below can take a very very long time.
3031		3717
3032	IO::AIO::aio_utime $runtime, undef, undef;	3718	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3033		3719
3034	my $guard = cf::lock_acquire "write_runtime";	3720	my $guard = cf::lock_acquire "write_runtime";
3035		3721
3036	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3722	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3037	or return;	3723	or return;
3038		3724
3039	my $value = $cf::RUNTIME + 90 + 10;	3725	my $value = $cf::RUNTIME + 90 + 10;
3040	# 10 is the runtime save interval, for a monotonic clock	3726	# 10 is the runtime save interval, for a monotonic clock
3041	# 60 allows for the watchdog to kill the server.	3727	# 60 allows for the watchdog to kill the server.
…		…
3051	aio_utime $fh, undef, undef;	3737	aio_utime $fh, undef, undef;
3052		3738
3053	close $fh	3739	close $fh
3054	or return;	3740	or return;
3055		3741
3056	aio_rename "$runtime~", $runtime	3742	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3057	and return;	3743	and return;
3058		3744
3059	warn "runtime file written.\n";	3745	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3060		3746
3061	1	3747	1
		3748	}
		3749
		3750	our $uuid_lock;
		3751	our $uuid_skip;
		3752
		3753	sub write_uuid_sync($) {
		3754	$uuid_skip ||= $_[0];
		3755
		3756	return if $uuid_lock;
		3757	local $uuid_lock = 1;
		3758
		3759	my $uuid = "$LOCALDIR/uuid";
		3760
		3761	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3762	or return;
		3763
		3764	my $value = uuid_seq uuid_cur;
		3765
		3766	unless ($value) {
		3767	info "cowardly refusing to write zero uuid value!\n";
		3768	return;
		3769	}
		3770
		3771	my $value = uuid_str $value + $uuid_skip;
		3772	$uuid_skip = 0;
		3773
		3774	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3775	and return;
		3776
		3777	# always fsync - this file is important
		3778	aio_fsync $fh
		3779	and return;
		3780
		3781	close $fh
		3782	or return;
		3783
		3784	aio_rename "$uuid~", $uuid
		3785	and return;
		3786
		3787	trace "uuid file written ($value).\n";
		3788
		3789	1
		3790
		3791	}
		3792
		3793	sub write_uuid($$) {
		3794	my ($skip, $sync) = @_;
		3795
		3796	$sync ? write_uuid_sync $skip
		3797	: async { write_uuid_sync $skip };
3062	}	3798	}
3063		3799
3064	sub emergency_save() {	3800	sub emergency_save() {
3065	my $freeze_guard = cf::freeze_mainloop;	3801	my $freeze_guard = cf::freeze_mainloop;
3066		3802
3067	warn "enter emergency perl save\n";	3803	info "emergency_perl_save: enter\n";
		3804
		3805	# this is a trade-off: we want to be very quick here, so
		3806	# save all maps without fsync, and later call a global sync
		3807	# (which in turn might be very very slow)
		3808	local $USE_FSYNC = 0;
3068		3809
3069	cf::sync_job {	3810	cf::sync_job {
		3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
3070	# use a peculiar iteration method to avoid tripping on perl	3813	# use a peculiar iteration method to avoid tripping on perl
3071	# refcount bugs in for. also avoids problems with players	3814	# refcount bugs in for. also avoids problems with players
3072	# and maps saved/destroyed asynchronously.	3815	# and maps saved/destroyed asynchronously.
3073	warn "begin emergency player save\n";	3816	info "emergency_perl_save: begin player save\n";
3074	for my $login (keys %cf::PLAYER) {	3817	for my $login (keys %cf::PLAYER) {
3075	my $pl = $cf::PLAYER{$login} or next;	3818	my $pl = $cf::PLAYER{$login} or next;
3076	$pl->valid or next;	3819	$pl->valid or next;
		3820	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3077	$pl->save;	3821	$pl->save;
3078	}	3822	}
3079	warn "end emergency player save\n";	3823	info "emergency_perl_save: end player save\n";
3080		3824
3081	warn "begin emergency map save\n";	3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	info "emergency_perl_save: begin map save\n";
3082	for my $path (keys %cf::MAP) {	3828	for my $path (keys %cf::MAP) {
3083	my $map = $cf::MAP{$path} or next;	3829	my $map = $cf::MAP{$path} or next;
3084	$map->valid or next;	3830	$map->valid or next;
3085	$map->save;	3831	$map->save;
3086	}	3832	}
3087	warn "end emergency map save\n";	3833	info "emergency_perl_save: end map save\n";
3088		3834
3089	warn "begin emergency database checkpoint\n";	3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	info "emergency_perl_save: begin database checkpoint\n";
3090	BDB::db_env_txn_checkpoint $DB_ENV;	3838	BDB::db_env_txn_checkpoint $DB_ENV;
3091	warn "end emergency database checkpoint\n";	3839	info "emergency_perl_save: end database checkpoint\n";
		3840
		3841	info "emergency_perl_save: begin write uuid\n";
		3842	write_uuid_sync 1;
		3843	info "emergency_perl_save: end write uuid\n";
		3844
		3845	cf::write_runtime_sync; # external watchdog should not bark
		3846
		3847	trace "emergency_perl_save: syncing database to disk";
		3848	BDB::db_env_txn_checkpoint $DB_ENV;
		3849
		3850	info "emergency_perl_save: starting sync\n";
		3851	IO::AIO::aio_sync sub {
		3852	info "emergency_perl_save: finished sync\n";
		3853	};
		3854
		3855	cf::write_runtime_sync; # external watchdog should not bark
		3856
		3857	trace "emergency_perl_save: flushing outstanding aio requests";
		3858	while (IO::AIO::nreqs || BDB::nreqs) {
		3859	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3860	}
		3861
		3862	cf::write_runtime_sync; # external watchdog should not bark
3092	};	3863	};
3093		3864
3094	warn "leave emergency perl save\n";	3865	info "emergency_perl_save: leave\n";
3095	}	3866	}
3096		3867
3097	sub post_cleanup {	3868	sub post_cleanup {
3098	my ($make_core) = @_;	3869	my ($make_core) = @_;
3099		3870
		3871	IO::AIO::flush;
		3872
3100	warn Carp::longmess "post_cleanup backtrace"	3873	error Carp::longmess "post_cleanup backtrace"
3101	if $make_core;	3874	if $make_core;
		3875
		3876	my $fh = pidfile;
		3877	unlink $PIDFILE if <$fh> == $$;
		3878	}
		3879
		3880	# a safer delete_package, copied from Symbol
		3881	sub clear_package($) {
		3882	my $pkg = shift;
		3883
		3884	# expand to full symbol table name if needed
		3885	unless ($pkg =~ /^main::.*::$/) {
		3886	$pkg = "main$pkg" if $pkg =~ /^::/;
		3887	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3888	$pkg .= '::' unless $pkg =~ /::$/;
		3889	}
		3890
		3891	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3892	my $stem_symtab = *{$stem}{HASH};
		3893
		3894	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3895	or return;
		3896
		3897	# clear all symbols
		3898	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3899	for my $name (keys %$leaf_symtab) {
		3900	_gv_clear *{"$pkg$name"};
		3901	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3902	}
3102	}	3903	}
3103		3904
3104	sub do_reload_perl() {	3905	sub do_reload_perl() {
3105	# can/must only be called in main	3906	# can/must only be called in main
3106	if ($Coro::current != $Coro::main) {	3907	if (in_main) {
3107	warn "can only reload from main coroutine";	3908	error "can only reload from main coroutine";
3108	return;	3909	return;
3109	}	3910	}
3110		3911
		3912	return if $RELOAD++;
		3913
		3914	my $t1 = AE::time;
		3915
		3916	while ($RELOAD) {
3111	warn "reloading...";	3917	info "reloading...";
3112		3918
3113	warn "entering sync_job";	3919	trace "entering sync_job";
3114		3920
3115	cf::sync_job {	3921	cf::sync_job {
3116	cf::write_runtime; # external watchdog should not bark
3117	cf::emergency_save;	3922	cf::emergency_save;
3118	cf::write_runtime; # external watchdog should not bark
3119		3923
3120	warn "syncing database to disk";
3121	BDB::db_env_txn_checkpoint $DB_ENV;
3122
3123	# if anything goes wrong in here, we should simply crash as we already saved
3124
3125	warn "cancelling all WF_AUTOCANCEL watchers";
3126	for (Event::all_watchers) {
3127	$_->cancel if $_->data & WF_AUTOCANCEL;
3128	}
3129
3130	warn "flushing outstanding aio requests";
3131	for (;;) {
3132	BDB::flush;
3133	IO::AIO::flush;
3134	Coro::cede;
3135	last unless IO::AIO::nreqs || BDB::nreqs;
3136	warn "iterate...";
3137	}
3138
3139	++$RELOAD;
3140
3141	warn "cancelling all extension coros";	3924	trace "cancelling all extension coros";
3142	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3143	%EXT_CORO = ();	3926	%EXT_CORO = ();
3144		3927
3145	warn "removing commands";	3928	trace "removing commands";
3146	%COMMAND = ();	3929	%COMMAND = ();
3147		3930
3148	warn "removing ext/exti commands";	3931	trace "removing ext/exti commands";
3149	%EXTCMD = ();	3932	%EXTCMD = ();
3150	%EXTICMD = ();	3933	%EXTICMD = ();
3151		3934
3152	warn "unloading/nuking all extensions";	3935	trace "unloading/nuking all extensions";
3153	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3154	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3155		3938
3156	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3157	eval {	3940	eval {
3158	$cb->($pkg);	3941	$cb->($pkg);
3159	1	3942	1
3160	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3161	}	3948	}
3162		3949
3163	warn "... nuking $pkg";
3164	Symbol::delete_package $pkg;
3165	}
3166
3167	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "unloading all perl modules loaded from $LIBDIR";
3168	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3170		3953
3171	warn "... unloading $k";	3954	trace "... unloading $k";
3172	delete $INC{$k};	3955	delete $INC{$k};
3173		3956
3174	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3175	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3176		3959
3177	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3178	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3179	}	3965	}
3180		3966
3181	Symbol::delete_package $k;
3182	}
3183
3184	warn "getting rid of safe::, as good as possible";	3967	trace "getting rid of safe::, as good as possible";
3185	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3187		3970
3188	warn "unloading cf.pm \"a bit\"";	3971	trace "unloading cf.pm \"a bit\"";
3189	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3190	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3191		3974
3192	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3193	# and global variables created in xs	3976	# and global variables created in xs
3194	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3195		3978
3196	warn "unload completed, starting to reload now";	3979	info "unload completed, starting to reload now";
3197		3980
3198	warn "reloading cf.pm";	3981	trace "reloading cf.pm";
3199	require cf;	3982	require cf;
3200	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3201		3984
3202	warn "loading config and database again";	3985	trace "loading config and database again";
3203	cf::cfg_load;	3986	cf::reload_config;
3204		3987
3205	warn "loading extensions";	3988	trace "loading extensions";
3206	cf::load_extensions;	3989	cf::load_extensions;
3207		3990
		3991	if ($REATTACH_ON_RELOAD) {
3208	warn "reattaching attachments to objects/players";	3992	trace "reattaching attachments to objects/players";
3209	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3210	warn "reattaching attachments to maps";	3994	trace "reattaching attachments to maps";
3211	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3212	warn "reattaching attachments to players";	3996	trace "reattaching attachments to players";
3213	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3214		3999
		4000	trace "running post_init jobs";
		4001	(pop @POST_INIT)->(1) while @POST_INIT;
		4002
3215	warn "leaving sync_job";	4003	trace "leaving sync_job";
3216		4004
3217	1	4005	1
3218	} or do {	4006	} or do {
3219	warn $@;	4007	error $@;
3220	warn "error while reloading, exiting.";	4008	cf::cleanup "error while reloading, exiting.";
3221	exit 1;	4009	};
		4010
		4011	info "reloaded";
		4012	--$RELOAD;
3222	};	4013	}
3223		4014
3224	warn "reloaded";	4015	$t1 = AE::time - $t1;
		4016	info "reload completed in ${t1}s\n";
3225	};	4017	};
3226		4018
3227	our $RELOAD_WATCHER; # used only during reload	4019	our $RELOAD_WATCHER; # used only during reload
3228		4020
3229	sub reload_perl() {	4021	sub reload_perl() {
3230	# doing reload synchronously and two reloads happen back-to-back,	4022	# doing reload synchronously and two reloads happen back-to-back,
3231	# coro crashes during coro_state_free->destroy here.	4023	# coro crashes during coro_state_free->destroy here.
3232		4024
3233	$RELOAD_WATCHER ||= Event->timer (	4025	$RELOAD_WATCHER ||= cf::async {
3234	reentrant => 0,	4026	Coro::AIO::aio_wait cache_extensions;
3235	after => 0,	4027
3236	data => WF_AUTOCANCEL,	4028	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3237	cb => sub {
3238	do_reload_perl;	4029	do_reload_perl;
3239	undef $RELOAD_WATCHER;	4030	undef $RELOAD_WATCHER;
3240	},	4031	};
3241	);	4032	};
3242	}	4033	}
3243		4034
3244	register_command "reload" => sub {	4035	register_command "reload" => sub {
3245	my ($who, $arg) = @_;	4036	my ($who, $arg) = @_;
3246		4037
3247	if ($who->flag (FLAG_WIZ)) {	4038	if ($who->flag (FLAG_WIZ)) {
3248	$who->message ("reloading server.");	4039	$who->message ("reloading server.");
		4040	async {
		4041	$Coro::current->{desc} = "perl_reload";
3249	async { reload_perl };	4042	reload_perl;
		4043	};
3250	}	4044	}
3251	};	4045	};
3252		4046
3253	unshift @INC, $LIBDIR;	4047	#############################################################################
3254		4048
3255	my $bug_warning = 0;	4049	my $bug_warning = 0;
3256		4050
3257	our @WAIT_FOR_TICK;	4051	our @WAIT_FOR_TICK;
3258	our @WAIT_FOR_TICK_BEGIN;	4052	our @WAIT_FOR_TICK_BEGIN;
3259		4053
3260	sub wait_for_tick {	4054	sub wait_for_tick {
3261	return unless $TICK_WATCHER->is_active;
3262	return if $Coro::current == $Coro::main;	4055	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3263		4056
3264	my $signal = new Coro::Signal;	4057	my $signal = new Coro::Signal;
3265	push @WAIT_FOR_TICK, $signal;	4058	push @WAIT_FOR_TICK, $signal;
3266	$signal->wait;	4059	$signal->wait;
3267	}	4060	}
3268		4061
3269	sub wait_for_tick_begin {	4062	sub wait_for_tick_begin {
3270	return unless $TICK_WATCHER->is_active;
3271	return if $Coro::current == $Coro::main;	4063	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3272		4064
3273	my $signal = new Coro::Signal;	4065	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK_BEGIN, $signal;	4066	push @WAIT_FOR_TICK_BEGIN, $signal;
3275	$signal->wait;	4067	$signal->wait;
3276	}	4068	}
3277		4069
3278	my $min = 1e6;#d#	4070	sub tick {
3279	my $avg = 10;
3280	$TICK_WATCHER = Event->timer (
3281	reentrant => 0,
3282	parked => 1,
3283	prio => 0,
3284	at => $NEXT_TICK || $TICK,
3285	data => WF_AUTOCANCEL,
3286	cb => sub {
3287	if ($Coro::current != $Coro::main) {	4071	if ($Coro::current != $Coro::main) {
3288	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4072	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3289	unless ++$bug_warning > 10;	4073	unless ++$bug_warning > 10;
3290	return;	4074	return;
3291	}	4075	}
3292		4076
3293	$NOW = $tick_start = Event::time;
3294
3295	cf::server_tick; # one server iteration	4077	cf::server_tick; # one server iteration
3296		4078
3297	0 && sync_job {#d#	4079	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3298	for(1..10) {
3299	my $t = Event::time;
3300	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3301	or die;
3302		4080
3303	$map->width (50);	4081	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3304	$map->height (50);	4082	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3305	$map->alloc;	4083	Coro::async_pool {
3306	$map->_load_objects ("/tmp/x.map", 1);	4084	$Coro::current->{desc} = "runtime saver";
3307	my $t = Event::time - $t;	4085	write_runtime_sync
3308		4086	or error "ERROR: unable to write runtime file: $!";
3309	#next unless $t < 0.0013;#d#
3310	if ($t < $min) {
3311	$min = $t;
3312	}
3313	$avg = $avg * 0.99 + $t * 0.01;
3314	}
3315	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3316	exit 0;
3317	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3318	};	4087	};
		4088	}
3319		4089
3320	$RUNTIME += $TICK;
3321	$NEXT_TICK += $TICK;
3322
3323	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3324	$NEXT_RUNTIME_WRITE = $NOW + 10;
3325	Coro::async_pool {
3326	write_runtime
3327	or warn "ERROR: unable to write runtime file: $!";
3328	};
3329	}
3330
3331	# my $AFTER = Event::time;
3332	# warn $AFTER - $NOW;#d#
3333
3334	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4090	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3335	$sig->send;	4091	$sig->send;
3336	}	4092	}
3337	while (my $sig = shift @WAIT_FOR_TICK) {	4093	while (my $sig = shift @WAIT_FOR_TICK) {
3338	$sig->send;	4094	$sig->send;
3339	}	4095	}
3340		4096
3341	$NOW = Event::time;	4097	$LOAD = ($NOW - $TICK_START) / $TICK;
3342
3343	# if we are delayed by four ticks or more, skip them all
3344	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3345
3346	$TICK_WATCHER->at ($NEXT_TICK);
3347	$TICK_WATCHER->start;
3348
3349	$LOAD = ($NOW - $tick_start) / $TICK;
3350	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4098	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3351		4099
3352	_post_tick;	4100	if (0) {
3353		4101	if ($NEXT_TICK) {
3354		4102	my $jitter = $TICK_START - $NEXT_TICK;
		4103	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4104	debug "jitter $JITTER\n";#d#
		4105	}
3355	},	4106	}
3356	);	4107	}
3357		4108
3358	{	4109	{
3359	BDB::max_poll_time $TICK * 0.1;	4110	# configure BDB
3360	$BDB_POLL_WATCHER = Event->io (	4111
3361	reentrant => 0,
3362	fd => BDB::poll_fileno,
3363	poll => 'r',
3364	prio => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => \&BDB::poll_cb,
3367	);
3368	BDB::min_parallel 8;	4112	BDB::min_parallel 16;
3369		4113	BDB::max_poll_reqs $TICK * 0.1;
3370	BDB::set_sync_prepare {	4114	$AnyEvent::BDB::WATCHER->priority (1);
3371	my $status;
3372	my $current = $Coro::current;
3373	(
3374	sub {
3375	$status = $!;
3376	$current->ready; undef $current;
3377	},
3378	sub {
3379	Coro::schedule while defined $current;
3380	$! = $status;
3381	},
3382	)
3383	};
3384		4115
3385	unless ($DB_ENV) {	4116	unless ($DB_ENV) {
3386	$DB_ENV = BDB::db_env_create;	4117	$DB_ENV = BDB::db_env_create;
		4118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4119	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4120	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4121	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4122	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3387		4123
3388	cf::sync_job {	4124	cf::sync_job {
3389	eval {	4125	eval {
3390	BDB::db_env_open	4126	BDB::db_env_open
3391	$DB_ENV,	4127	$DB_ENV,
…		…
3393	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4129	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3394	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4130	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3395	0666;	4131	0666;
3396		4132
3397	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4133	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3398
3399	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3400	$DB_ENV->set_lk_detect;
3401	};	4134	};
3402		4135
3403	cf::cleanup "db_env_open(db): $@" if $@;	4136	cf::cleanup "db_env_open(db): $@" if $@;
3404	};	4137	};
3405	}	4138	}
		4139
		4140	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4141	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4142	};
		4143	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4144	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4145	};
		4146	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4147	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4148	};
3406	}	4149	}
3407		4150
3408	{	4151	{
		4152	# configure IO::AIO
		4153
3409	IO::AIO::min_parallel 8;	4154	IO::AIO::min_parallel 8;
3410
3411	undef $Coro::AIO::WATCHER;
3412	IO::AIO::max_poll_time $TICK * 0.1;	4155	IO::AIO::max_poll_time $TICK * 0.1;
3413	$AIO_POLL_WATCHER = Event->io (	4156	undef $AnyEvent::AIO::WATCHER;
3414	reentrant => 0,
3415	data => WF_AUTOCANCEL,
3416	fd => IO::AIO::poll_fileno,
3417	poll => 'r',
3418	prio => 6,
3419	cb => \&IO::AIO::poll_cb,
3420	);
3421	}	4157	}
3422		4158
3423	my $_log_backtrace;	4159	my $_log_backtrace;
3424		4160
3425	sub _log_backtrace {	4161	sub _log_backtrace {
…		…
3428	$msg =~ s/\n//;	4164	$msg =~ s/\n//;
3429		4165
3430	# limit the # of concurrent backtraces	4166	# limit the # of concurrent backtraces
3431	if ($_log_backtrace < 2) {	4167	if ($_log_backtrace < 2) {
3432	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3433	async {	4170	async {
		4171	$Coro::current->{desc} = "abt $msg";
		4172
3434	my @bt = fork_call {	4173	my @bt = fork_call {
3435	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
3436	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4175	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3437	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4176	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3438	or die "addr2line: $!";	4177	or die "addr2line: $!";
…		…
3446	}	4185	}
3447		4186
3448	@funcs	4187	@funcs
3449	};	4188	};
3450		4189
3451	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3452	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3453	--$_log_backtrace;	4193	--$_log_backtrace;
3454	};	4194	};
3455	} else {	4195	} else {
3456	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3457	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [suppressed]\n";
3458	}	4198	}
3459	}	4199	}
3460		4200
3461	# load additional modules	4201	# load additional modules
3462	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3463		4204
3464	END { cf::emergency_save }	4205	END { cf::emergency_save }
3465		4206
3466	1	4207	1
3467		4208

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