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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		240
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";
1256		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1258	warn $msg;	1459
1259	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1461	delete $todo{$k};
1261	}	1462	} else {
1262		1463	$done{$k} = delete $todo{$k};
1263	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1264	}	1469	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1470	}
1270		1471
1271	skip:	1472	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1274	}	1480	}
1275	};	1481	};
1276	}	1482	}
1277		1483
1278	#############################################################################	1484	#############################################################################
1279		1485
1280	=back	1486	=back
1281		1487
1282	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1283		1489
1284	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1285		1491
1286	=cut	1492	=cut
1287		1493
1288	package cf::player;	1494	package cf::player;
1289		1495
1290	use Coro::AIO;	1496	use Coro::AIO;
1291		1497
1292	=head3 cf::player	1498	=head3 cf::player
1293		1499
1294	=over 4	1500	=over 4
		1501
		1502	=item cf::player::num_playing
		1503
		1504	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1505
		1506	=cut
		1507
		1508	sub num_playing {
		1509	scalar grep
		1510	$_->ob->map
		1511	&& !$_->hidden
		1512	&& !$_->ob->flag (cf::FLAG_WIZ),
		1513	cf::player::list
		1514	}
1295		1515
1296	=item cf::player::find $login	1516	=item cf::player::find $login
1297		1517
1298	Returns the given player object, loading it if necessary (might block).	1518	Returns the given player object, loading it if necessary (might block).
1299		1519
…		…
1318		1538
1319	sub exists($) {	1539	sub exists($) {
1320	my ($login) = @_;	1540	my ($login) = @_;
1321		1541
1322	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1324	}	1544	}
1325		1545
1326	sub find($) {	1546	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1548	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1555	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1556	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1557	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1559
1340	my $pl = load_pl path $login	1560	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1561	or return;
		1562
		1563	my $pl = cf::player::load_pl $f
		1564	or return;
		1565
		1566	local $cf::PLAYER_LOADING{$login} = $pl;
		1567	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1343	}	1569	}
1344	}	1570	}
1345	}	1571	}
		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
1346		1585
1347	sub save($) {	1586	sub save($) {
1348	my ($pl) = @_;	1587	my ($pl) = @_;
1349		1588
1350	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1356		1595
1357	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1359		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1603
1360	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1361	Coro::cede;	1605	cf::cede_to_tick;
1362	}	1606	}
1363		1607
1364	sub new($) {	1608	sub new($) {
1365	my ($login) = @_;	1609	my ($login) = @_;
1366		1610
…		…
1372	$cf::PLAYER{$login} = $self;	1616	$cf::PLAYER{$login} = $self;
1373		1617
1374	$self	1618	$self
1375	}	1619	}
1376		1620
		1621	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1622
		1623	=cut
		1624
		1625	sub send_msg {
		1626	my $ns = shift->ns
		1627	or return;
		1628	$ns->send_msg (@_);
		1629	}
		1630
1377	=item $pl->quit_character	1631	=item $pl->quit_character
1378		1632
1379	Nukes the player without looking back. If logged in, the connection will	1633	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1634	be destroyed. May block for a long time.
1381		1635
…		…
1385	my ($pl) = @_;	1639	my ($pl) = @_;
1386		1640
1387	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1388		1642
1389	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1645
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1396		1651
1397	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1689	or return [];
1435		1690
1436	my @logins;	1691	my @logins;
1437		1692
1438	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
		1694	my $path = path $login;
		1695
		1696	# a .pst is a dead give-away for a valid player
		1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1702	}
1442		1703
1443	utf8::decode $login;	1704	utf8::decode $login;
1444	push @logins, $login;	1705	push @logins, $login;
1445	}	1706	}
1446		1707
1447	\@logins	1708	\@logins
1448	}	1709	}
1449		1710
1450	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1451		1714
1452	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1453	player. May block.	1716	player. May block.
1454		1717
1455	=cut	1718	=cut
…		…
1473	}	1736	}
1474		1737
1475	\@paths	1738	\@paths
1476	}	1739	}
1477		1740
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1742
1480	Expand crossfire pod fragments into protocol xml.	1743	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		1744
1528	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1529		1746
1530	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1531		1748
1532	=cut	1749	=cut
1533		1750
1534	sub ext_reply($$@) {	1751	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1752	my ($self, $id, @msg) = @_;
1536		1753
1537	if ($self->ns->extcmd == 2) {	1754	$self->ns->ext_reply ($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	}	1755	}
1545		1756
1546	=item $player->ext_msg ($type, @msg)	1757	=item $player->ext_msg ($type, @msg)
1547		1758
1548	Sends an ext event to the client.	1759	Sends an ext event to the client.
…		…
1569		1780
1570	=cut	1781	=cut
1571		1782
1572	sub find_by_path($) {	1783	sub find_by_path($) {
1573	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1574		1787
1575	my ($match, $specificity);	1788	my ($match, $specificity);
1576		1789
1577	for my $region (list) {	1790	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1606		1819
1607	sub generate_random_map {	1820	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1609	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1826	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1632		1848
1633	sub register {	1849	sub register {
1634	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1851	my $pkg = caller;
1636		1852
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1854
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1856	}
1642		1857
1643	# also paths starting with '/'	1858	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1860
1646	sub thawer_merge {	1861	sub thawer_merge {
1647	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1648		1863
1649	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1735		1950
1736	# the temporary/swap location	1951	# the temporary/swap location
1737	sub save_path {	1952	sub save_path {
1738	my ($self) = @_;	1953	my ($self) = @_;
1739		1954
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1742	}	1957	}
1743		1958
1744	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1745	sub uniq_path {	1960	sub uniq_path {
1746	my ($self) = @_;	1961	my ($self) = @_;
1747		1962
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1759	}	1965	}
1760		1966
1761	sub decay_objects {	1967	sub decay_objects {
1762	my ($self) = @_;	1968	my ($self) = @_;
1763		1969
…		…
1776		1982
1777	sub load_header_from($) {	1983	sub load_header_from($) {
1778	my ($self, $path) = @_;	1984	my ($self, $path) = @_;
1779		1985
1780	utf8::encode $path;	1986	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1987	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1988	or return;
		1989
		1990	$self->_load_header ($f)
		1991	or return;
		1992
		1993	local $MAP_LOADING{$self->{path}} = $self;
		1994	$f->resolve_delayed_derefs;
1786		1995
1787	$self->{load_path} = $path;	1996	$self->{load_path} = $path;
1788		1997
1789	1	1998	1
1790	}	1999	}
…		…
1844	sub find {	2053	sub find {
1845	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1846		2055
1847	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1848		2057
		2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2060
1851	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1854	or return;	2063	or return;
1855		2064
1856	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1857		2066
…		…
1859	or return;	2068	or return;
1860		2069
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
		2074	undef $guard1;
1864	$map->reset;	2075	$map->reset;
1865	undef $guard;
1866	return find $path;	2076	return find $path;
1867	}	2077	}
1868		2078
1869	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1870	}	2080	}
1871	}	2081	}
1872		2082
1873	sub pre_load { }	2083	sub pre_load { }
1874	sub post_load { }	2084	#sub post_load { } # XS
1875		2085
1876	sub load {	2086	sub load {
1877	my ($self) = @_;	2087	my ($self) = @_;
1878		2088
1879	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
1880		2090
1881	my $path = $self->{path};	2091	my $path = $self->{path};
1882		2092
1883	{	2093	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2094	my $guard = cf::lock_acquire "map_data:$path";
1885		2095
		2096	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2097	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2098
1888	$self->in_memory (cf::MAP_LOADING);	2099	$self->in_memory (cf::MAP_LOADING);
1889		2100
1890	$self->alloc;	2101	$self->alloc;
1891		2102
1892	$self->pre_load;	2103	$self->pre_load;
1893	Coro::cede;	2104	cf::cede_to_tick;
1894		2105
		2106	my $f = new_from_file cf::object::thawer $self->{load_path};
		2107	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2108	$self->_load_objects ($f)
1896	or return;	2109	or return;
1897		2110
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
1899	if delete $self->{load_original};	2112	if delete $self->{load_original};
1900		2113
1901	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2115	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2116	unless (aio_stat $uniq) {
		2117	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2118	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2119	$self->_load_objects ($f);
		2120	$f->resolve_delayed_derefs;
		2121	}
1906	}	2122	}
1907	}	2123	}
1908		2124
1909	Coro::cede;	2125	$f->resolve_delayed_derefs;
		2126
		2127	cf::cede_to_tick;
1910	# now do the right thing for maps	2128	# now do the right thing for maps
1911	$self->link_multipart_objects;	2129	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2130	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2131	unless $self->difficulty;
1914	Coro::cede;	2132	cf::cede_to_tick;
1915		2133
1916	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2135	$self->decay_objects;
1918	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
1919	$self->update_buttons;	2137	$self->update_buttons;
1920	Coro::cede;	2138	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2139	$self->activate;
1924	}	2140	}
1925		2141
		2142	$self->{last_save} = $cf::RUNTIME;
		2143	$self->last_access ($cf::RUNTIME);
		2144
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2146	}
1928		2147
1929	$self->post_load;	2148	$self->post_load;
1930	}	2149	}
1931		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2154	sub customise_for {
1933	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
1934		2156
1935	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2158	if $self->per_player;
…		…
1940		2162
1941	$self	2163	$self
1942	}	2164	}
1943		2165
1944	# find and load all maps in the 3x3 area around a map	2166	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2167	sub load_neighbours {
1946	my ($map) = @_;	2168	my ($map) = @_;
1947		2169
1948	my @diag; # diagonal neighbours	2170	my @neigh; # diagonal neighbours
1949		2171
1950	for (0 .. 3) {	2172	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2173	my $neigh = $map->tile_path ($_)
1952	or next;	2174	or next;
1953	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
1954	or next;	2176	or next;
1955	$neigh->load;	2177	$neigh->load;
1956		2178
		2179	# now find the diagonal neighbours
		2180	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2183	}
1960		2184
1961	for (@diag) {	2185	for (grep defined $_->[0], @neigh) {
		2186	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2187	my $neigh = find $path, $origin
1963	or next;	2188	or next;
1964	$neigh->load;	2189	$neigh->load;
1965	}	2190	}
1966	}	2191	}
1967		2192
1968	sub find_sync {	2193	sub find_sync {
1969	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
1970		2195
1971	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
1972	}	2200	}
1973		2201
1974	sub do_load_sync {	2202	sub do_load_sync {
1975	my ($map) = @_;	2203	my ($map) = @_;
1976		2204
1977	cf::sync_job { $map->load };	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2206	if $Coro::current == $Coro::main;
		2207
		2208	$map->load;
1978	}	2209	}
1979		2210
1980	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
1982		2213
1983	sub find_async {	2214	sub find_async {
1984	my ($path, $origin) = @_;	2215	my ($path, $origin, $load) = @_;
1985		2216
1986	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
1987		2218
1988	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2221	}
1991		2222
1992	undef $MAP_PREFETCH{$path};	2223	$MAP_PREFETCH{$path} |= $load;
		2224
1993	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
		2226	$Coro::current->{desc} = "map prefetcher";
		2227
1994	while (%MAP_PREFETCH) {	2228	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2229	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2230	if (my $map = find $k) {
1997	$map->load;	2231	$map->load if $v;
1998	}	2232	}
1999		2233
2000	delete $MAP_PREFETCH{$path};	2234	delete $MAP_PREFETCH{$k};
2001	}	2235	}
2002	}	2236	}
2003	undef $MAP_PREFETCHER;	2237	undef $MAP_PREFETCHER;
2004	};	2238	};
2005	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
2006		2240
2007	()	2241	()
2008	}	2242	}
2009		2243
		2244	# common code, used by both ->save and ->swapout
2010	sub save {	2245	sub _save {
2011	my ($self) = @_;	2246	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2247
2015	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2016		2249
2017	return unless $self->dirty;	2250	return unless $self->dirty;
2018		2251
…		…
2024	return if $self->{deny_save};	2257	return if $self->{deny_save};
2025		2258
2026	local $self->{last_access} = $self->last_access;#d#	2259	local $self->{last_access} = $self->last_access;#d#
2027		2260
2028	cf::async {	2261	cf::async {
		2262	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
2030	};	2264	};
		2265
		2266	cf::get_slot 0.02;
2031		2267
2032	if ($uniq) {	2268	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2271	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2273	}
2038	}	2274	}
2039		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2040	sub swap_out {	2284	sub swap_out {
2041	my ($self) = @_;	2285	my ($self) = @_;
2042		2286
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
2048	return if $self->players;	2291	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
		2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
2052	$self->clear;	2302	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2303	}
2055		2304
2056	sub reset_at {	2305	sub reset_at {
2057	my ($self) = @_;	2306	my ($self) = @_;
2058		2307
…		…
2076		2325
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2327
2079	return if $self->players;	2328	return if $self->players;
2080		2329
2081	warn "resetting map ", $self->path;	2330	cf::trace "resetting map ", $self->path, "\n";
2082		2331
2083	$self->in_memory (cf::MAP_SWAPPED);	2332	$self->in_memory (cf::MAP_SWAPPED);
2084		2333
2085	# need to save uniques path	2334	# need to save uniques path
2086	unless ($self->{deny_save}) {	2335	unless ($self->{deny_save}) {
…		…
2090	if $uniq;	2339	if $uniq;
2091	}	2340	}
2092		2341
2093	delete $cf::MAP{$self->path};	2342	delete $cf::MAP{$self->path};
2094		2343
		2344	$self->deactivate;
		2345	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2346	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2347
2099	$self->unlink_save;	2348	$self->unlink_save;
2100	$self->destroy;	2349	$self->destroy;
2101	}	2350	}
2102		2351
2103	my $nuke_counter = "aaaa";	2352	my $nuke_counter = "aaaa";
2104		2353
2105	sub nuke {	2354	sub nuke {
2106	my ($self) = @_;	2355	my ($self) = @_;
2107		2356
		2357	{
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
2108	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2109		2361
2110	$self->unlink_save;	2362	$self->unlink_save;
2111		2363
2112	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2369
2118	$cf::MAP{$self->path} = $self;	2370	$cf::MAP{$self->path} = $self;
		2371	}
2119		2372
2120	$self->reset; # polite request, might not happen	2373	$self->reset; # polite request, might not happen
2121	}	2374	}
2122		2375
2123	=item $maps = cf::map::tmp_maps	2376	=item $maps = cf::map::tmp_maps
…		…
2165		2418
2166	sub unique_maps() {	2419	sub unique_maps() {
2167	[	2420	[
2168	map {	2421	map {
2169	utf8::decode $_;	2422	utf8::decode $_;
2170	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2171	? normalise $_	2426	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2428	]
2175	}	2429	}
2176		2430
2177	package cf;	2431	=item cf::map::static_maps
		2432
		2433	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2434	file in the shared directory excluding F</styles> and F</editor>). May
		2435	block.
		2436
		2437	=cut
		2438
		2439	sub static_maps() {
		2440	my @dirs = "";
		2441	my @maps;
		2442
		2443	while (@dirs) {
		2444	my $dir = shift @dirs;
		2445
		2446	next if $dir eq "/styles" || $dir eq "/editor";
		2447
		2448	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2449	or return;
		2450
		2451	for (@$files) {
		2452	s/\.map$// or next;
		2453	utf8::decode $_;
		2454	push @maps, "$dir/$_";
		2455	}
		2456
		2457	push @dirs, map "$dir/$_", @$dirs;
		2458	}
		2459
		2460	\@maps
		2461	}
2178		2462
2179	=back	2463	=back
2180		2464
2181	=head3 cf::object	2465	=head3 cf::object
2182		2466
…		…
2186		2470
2187	=over 4	2471	=over 4
2188		2472
2189	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2190		2474
2191	Returns the inventory of the object _and_ their inventories, recursively.	2475	Returns the inventory of the object I<and> their inventories, recursively,
		2476	but I<not> the object itself.
2192		2477
2193	=cut	2478	=cut
2194		2479
2195	sub inv_recursive_;	2480	sub inv_recursive_;
2196	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2199		2484
2200	sub inv_recursive {	2485	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2202	}	2487	}
2203		2488
		2489	=item $ref = $ob->ref
		2490
		2491	Creates and returns a persistent reference to an object that can be stored as a string.
		2492
		2493	=item $ob = cf::object::deref ($refstring)
		2494
		2495	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2496	even if the object actually exists. May block.
		2497
		2498	=cut
		2499
		2500	sub deref {
		2501	my ($ref) = @_;
		2502
		2503	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2504	my ($uuid, $name) = ($1, $2);
		2505	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2506	or return;
		2507	$pl->ob->uuid eq $uuid
		2508	or return;
		2509
		2510	$pl->ob
		2511	} else {
		2512	warn "$ref: cannot resolve object reference\n";
		2513	undef
		2514	}
		2515	}
		2516
2204	package cf;	2517	package cf;
2205		2518
2206	=back	2519	=back
2207		2520
2208	=head3 cf::object::player	2521	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2527	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2528	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2217		2530
2218	=cut	2531	=cut
		2532
		2533	our $SAY_CHANNEL = {
		2534	id => "say",
		2535	title => "Map",
		2536	reply => "say ",
		2537	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2538	};
		2539
		2540	our $CHAT_CHANNEL = {
		2541	id => "chat",
		2542	title => "Chat",
		2543	reply => "chat ",
		2544	tooltip => "Player chat and shouts, global to the server.",
		2545	};
2219		2546
2220	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2548	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2549	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2564
2238	} else {	2565	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2568	}
2242	}	2569	}
		2570	}
		2571
		2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2573
		2574	=cut
		2575
		2576	sub cf::object::send_msg {
		2577	my $pl = shift->contr
		2578	or return;
		2579	$pl->send_msg (@_);
2243	}	2580	}
2244		2581
2245	=item $player_object->may ("access")	2582	=item $player_object->may ("access")
2246		2583
2247	Returns wether the given player is authorized to access resource "access"	2584	Returns wether the given player is authorized to access resource "access"
…		…
2260		2597
2261	=item $player_object->enter_link	2598	=item $player_object->enter_link
2262		2599
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2601
2265	The player should be reasonably safe there for short amounts of time. You	2602	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2604	though, as the player cannot control the character while it is on the link
		2605	map.
2267		2606
2268	Will never block.	2607	Will never block.
2269		2608
2270	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2271		2610
…		…
2291	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2631	my ($self) = @_;
2293		2632
2294	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2295		2634
		2635	++$self->{_link_recursion};
		2636
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2638
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2300		2641
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2643	}
2303		2644
2304	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2306		2647
…		…
2323	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2325		2666
2326	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2329		2670
2330	$map->load;	2671	$map->load;
2331	$map->load_diag;	2672	$map->load_neighbours;
2332		2673
2333	return unless $self->contr->active;	2674	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2675
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2338	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2339		2683
		2684	}
		2685
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2687
2342	Moves the player to the given map-path and coordinates by first freezing	2688	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2689	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	2690	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	2691	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2692	be called at the end of this process.
2347		2693
		2694	Note that $check will be called with a potentially non-loaded map, so if
		2695	it needs a loaded map it has to call C<< ->load >>.
		2696
2348	=cut	2697	=cut
2349		2698
2350	our $GOTOGEN;	2699	our $GOTOGEN;
2351		2700
2352	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
		2709
2355	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2712
2358	$self->enter_link;	2713	$self->enter_link;
2359		2714
2360	(async {	2715	(async {
		2716	$Coro::current->{desc} = "player::goto $path $x $y";
		2717
		2718	# *tag paths override both path and x|y
		2719	if ($path =~ /^\*(.*)$/) {
		2720	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2721	my $ob = $obs[rand @obs];
		2722
		2723	# see if we actually can go there
		2724	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2725	$ob = $obs[rand @obs];
		2726	} else {
		2727	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2728	}
		2729	# else put us there anyways for now #d#
		2730
		2731	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2732	} else {
		2733	($path, $x, $y) = (undef, undef, undef);
		2734	}
		2735	}
		2736
2361	my $map = eval {	2737	my $map = eval {
2362	my $map = cf::map::find $path;	2738	my $map = defined $path ? cf::map::find $path : undef;
2363		2739
2364	if ($map) {	2740	if ($map) {
2365	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2743	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2745	}
2370		2746
2371	$map	2747	$map
2372	};	2748	};
2373		2749
…		…
2379	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2382	}	2758	}
2383		2759
2384	$done->() if $done;	2760	$done->($self) if $done;
2385	})->prio (1);	2761	})->prio (1);
2386	}	2762	}
2387		2763
2388	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2389		2765
…		…
2409	}	2785	}
2410		2786
2411	sub prepare_random_map {	2787	sub prepare_random_map {
2412	my ($exit) = @_;	2788	my ($exit) = @_;
2413		2789
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2792	# that depends on the exit object
2419		2793
2420	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2796	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2427	}	2803	}
2428		2804
2429	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2430		2806
2431	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2434		2810
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2813	undef $fh;
2438	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2439		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2442	}	2822	}
2443	}	2823	}
2444		2824
2445	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2447		2827
2448	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2449		2829
2450	if ($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;	2830	$self->enter_link;
2462		2831
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 {	2832	(async {
2468	$self->deactivate_recursive; # just to be sure	2833	$Coro::current->{desc} = "enter_exit";
		2834
2469	unless (eval {	2835	unless (eval {
		2836	$self->deactivate_recursive; # just to be sure
		2837
		2838	# random map handling
		2839	{
		2840	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2841
		2842	prepare_random_map $exit
		2843	if $exit->slaying eq "/!";
		2844	}
		2845
		2846	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2847	my $x = $exit->stats->hp;
		2848	my $y = $exit->stats->sp;
		2849
2470	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2471		2851
		2852	# if exit is damned, update players death & WoR home-position
		2853	$self->contr->savebed ($map, $x, $y)
		2854	if $exit->flag (cf::FLAG_DAMNED);
		2855
2472	1;	2856	1
2473	}) {	2857	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2862
2479	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2864	$self->leave_link;
2481	}	2865	}
2482	})->prio (1);	2866	})->prio (1);
2483	}	2867	}
2484		2868
…		…
2496	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2498		2882
2499	utf8::encode $text;	2883	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2885	}
		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
2501	}	2910	}
2502		2911
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		2913
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2916	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2917	the message unless the client supports the msg packet.
2509		2918
2510	=cut	2919	=cut
2511		2920
		2921	# non-persistent channels (usually the info channel)
		2922	our %CHANNEL = (
		2923	"c/motd" => {
		2924	id => "infobox",
		2925	title => "MOTD",
		2926	reply => undef,
		2927	tooltip => "The message of the day",
		2928	},
		2929	"c/identify" => {
		2930	id => "infobox",
		2931	title => "Identify",
		2932	reply => undef,
		2933	tooltip => "Items recently identified",
		2934	},
		2935	"c/examine" => {
		2936	id => "infobox",
		2937	title => "Examine",
		2938	reply => undef,
		2939	tooltip => "Signs and other items you examined",
		2940	},
		2941	"c/shopinfo" => {
		2942	id => "infobox",
		2943	title => "Shop Info",
		2944	reply => undef,
		2945	tooltip => "What your bargaining skill tells you about the shop",
		2946	},
		2947	"c/book" => {
		2948	id => "infobox",
		2949	title => "Book",
		2950	reply => undef,
		2951	tooltip => "The contents of a note or book",
		2952	},
		2953	"c/lookat" => {
		2954	id => "infobox",
		2955	title => "Look",
		2956	reply => undef,
		2957	tooltip => "What you saw there",
		2958	},
		2959	"c/who" => {
		2960	id => "infobox",
		2961	title => "Players",
		2962	reply => undef,
		2963	tooltip => "Shows players who are currently online",
		2964	},
		2965	"c/body" => {
		2966	id => "infobox",
		2967	title => "Body Parts",
		2968	reply => undef,
		2969	tooltip => "Shows which body parts you posess and are available",
		2970	},
		2971	"c/statistics" => {
		2972	id => "infobox",
		2973	title => "Statistics",
		2974	reply => undef,
		2975	tooltip => "Shows your primary statistics",
		2976	},
		2977	"c/skills" => {
		2978	id => "infobox",
		2979	title => "Skills",
		2980	reply => undef,
		2981	tooltip => "Shows your experience per skill and item power",
		2982	},
		2983	"c/shopitems" => {
		2984	id => "infobox",
		2985	title => "Shop Items",
		2986	reply => undef,
		2987	tooltip => "Shows the items currently for sale in this shop",
		2988	},
		2989	"c/resistances" => {
		2990	id => "infobox",
		2991	title => "Resistances",
		2992	reply => undef,
		2993	tooltip => "Shows your resistances",
		2994	},
		2995	"c/pets" => {
		2996	id => "infobox",
		2997	title => "Pets",
		2998	reply => undef,
		2999	tooltip => "Shows information abotu your pets/a specific pet",
		3000	},
		3001	"c/perceiveself" => {
		3002	id => "infobox",
		3003	title => "Perceive Self",
		3004	reply => undef,
		3005	tooltip => "You gained detailed knowledge about yourself",
		3006	},
		3007	"c/uptime" => {
		3008	id => "infobox",
		3009	title => "Uptime",
		3010	reply => undef,
		3011	tooltip => "How long the server has been running since last restart",
		3012	},
		3013	"c/mapinfo" => {
		3014	id => "infobox",
		3015	title => "Map Info",
		3016	reply => undef,
		3017	tooltip => "Information related to the maps",
		3018	},
		3019	"c/party" => {
		3020	id => "party",
		3021	title => "Party",
		3022	reply => "gsay ",
		3023	tooltip => "Messages and chat related to your party",
		3024	},
		3025	"c/death" => {
		3026	id => "death",
		3027	title => "Death",
		3028	reply => undef,
		3029	tooltip => "Reason for and more info about your most recent death",
		3030	},
		3031	"c/say" => $SAY_CHANNEL,
		3032	"c/chat" => $CHAT_CHANNEL,
		3033	);
		3034
2512	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3037
2515	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
2516		3040
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3042
		3043	# check predefined channels, for the benefit of C
		3044	if ($CHANNEL{$channel}) {
		3045	$channel = $CHANNEL{$channel};
		3046
		3047	$self->ext_msg (channel_info => $channel);
		3048	$channel = $channel->{id};
		3049
2519	if (ref $channel) {	3050	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3051	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3052	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3053	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3054	$self->ext_msg (channel_info => $channel);
2524	}	3055	}
…		…
2526	$channel = $channel->{id};	3057	$channel = $channel->{id};
2527	}	3058	}
2528		3059
2529	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2530		3061
2531	if ($self->can_msg) {	3062	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3064	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		3065
2544	if ($color >= 0) {	3066	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3067	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3069	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3070
2549	$self->send_packet ("drawinfo $color $msg")	3071	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3072	}
2554		3073
2555	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2556		3075
2557	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2559	=cut	3078	=cut
2560		3079
2561	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2563		3082
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3083	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3088	}
		3089	}
		3090
		3091	=item $client->ext_reply ($msgid, @msg)
		3092
		3093	Sends an ext reply to the client.
		3094
		3095	=cut
		3096
		3097	sub cf::client::ext_reply($$@) {
		3098	my ($self, $id, @msg) = @_;
		3099
		3100	if ($self->extcmd == 2) {
		3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3102	} elsif ($self->extcmd == 1) {
		3103	#TODO: version 1, remove
		3104	unshift @msg, msgtype => "reply", msgid => $id;
		3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3106	}
2572	}	3107	}
2573		3108
2574	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2575		3110
…		…
2636	my ($type, $reply, @payload) =	3171	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3172	"ARRAY" eq ref $msg
2638	? @$msg	3173	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3174	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3175
		3176	my @reply;
		3177
2641	if (my $cb = $EXTICMD{$type}) {	3178	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3179	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3180	}
		3181
		3182	$ns->ext_reply ($reply, @reply)
		3183	if $reply;
		3184
2647	} else {	3185	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3187	}
2650		3188
2651	cf::override;	3189	cf::override;
2652	},	3190	},
2653	);	3191	);
…		…
2673		3211
2674	$coro	3212	$coro
2675	}	3213	}
2676		3214
2677	cf::client->attach (	3215	cf::client->attach (
2678	on_destroy => sub {	3216	on_client_destroy => sub {
2679	my ($ns) = @_;	3217	my ($ns) = @_;
2680		3218
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3220	},
2683	);	3221	);
…		…
2698	our $safe = new Safe "safe";	3236	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2700		3238
2701	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2702		3240
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3241	$safe->permit_only (Opcode::opset qw(
		3242	:base_core :base_mem :base_orig :base_math :base_loop
		3243	grepstart grepwhile mapstart mapwhile
		3244	sort time
		3245	));
2704		3246
2705	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
2706		3248
2707	=pod	3249	=pod
2708		3250
2709	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
2710		3252
2711	cf::object	3253	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3254	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3255	insert remove name archname title slaying race decrease split
		3256	value
2714		3257
2715	cf::object::player	3258	cf::object::player
2716	player	3259	player
2717		3260
2718	cf::player	3261	cf::player
…		…
2723		3266
2724	=cut	3267	=cut
2725		3268
2726	for (	3269	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3271	insert remove inv nrof name archname title slaying race
		3272	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
2732	) {	3276	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3279	for @funs;
2737	}	3280	}
2738		3281
…		…
2753		3296
2754	my $qcode = $code;	3297	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
2757		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
2758	local $_;	3304	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3305
2761	my $eval =	3306	my $eval =
2762	"do {\n"	3307	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3310	. $code
2766	. "\n}"	3311	. "\n}"
2767	;	3312	;
2768		3313
		3314	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
2772		3323
2773	if ($@) {	3324	if ($@) {
2774	warn "$@";	3325	warn "$@",
2775	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
2777	}	3328	}
2778		3329
2779	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
2780	}	3331	}
2781		3332
…		…
2795	=cut	3346	=cut
2796		3347
2797	sub register_script_function {	3348	sub register_script_function {
2798	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
2799		3350
2800	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
2802	}	3353	}
2803		3354
2804	=back	3355	=back
2805		3356
2806	=cut	3357	=cut
2807		3358
2808	#############################################################################	3359	#############################################################################
2809	# the server's init and main functions	3360	# the server's init and main functions
2810		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
		3403
2811	sub load_facedata($) {	3404	sub load_facedata($) {
2812	my ($path) = @_;	3405	my ($path) = @_;
2813		3406
		3407	# HACK to clear player env face cache, we need some signal framework
		3408	# for this (global event?)
		3409	%ext::player_env::MUSIC_FACE_CACHE = ();
		3410
		3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3412
2814	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2815		3414
2816	my $facedata;	3415	my $facedata;
2817	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3417	or die "$path: $!";
2819		3418
2820	$facedata = Coro::Storable::thaw $facedata;	3419	$facedata = Coro::Storable::thaw $facedata;
2821		3420
2822	$facedata->{version} == 2	3421	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3423
		3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3426	$facedata->{resource}{"res/exp_table"} = {
		3427	type => FT_RSRC,
		3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
		3430	};
		3431	cf::cede_to_tick;
		3432
2825	{	3433	{
2826	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2827		3435
2828	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2830	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3443
2835	cf::cede_to_tick;	3444	cf::cede_to_tick;
2836	}	3445	}
2837		3446
2838	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2840	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2841	or next;	3451	or next;
		3452
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3456	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3458	}
2848		3459
2849	cf::cede_to_tick;	3460	cf::cede_to_tick;
2850	}	3461	}
2851	}	3462	}
…		…
2860		3471
2861	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
2862	}	3473	}
2863		3474
2864	{	3475	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3477
2872	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3479	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3481
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;	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3483	cf::face::set_type $idx, $info->{type};
2887	} else {	3484	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3485	$RESOURCE{$name} = $info; # unused
2889	}	3486	}
2890		3487
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3488	cf::cede_to_tick;
2894	}	3489	}
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	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3493
2914	1	3494	1
2915	}	3495	}
2916		3496
2917	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
2920	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
2922	}	3502	}
2923	};	3503	};
2924		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
		3514
2925	sub reload_regions {	3515	sub reload_regions {
		3516	# HACK to clear player env face cache, we need some signal framework
		3517	# for this (global event?)
		3518	%ext::player_env::MUSIC_FACE_CACHE = ();
		3519
2926	load_resource_file "$MAPDIR/regions"	3520	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3521	or die "unable to load regions file\n";
2928		3522
2929	for (cf::region::list) {	3523	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3524	$_->{match} = qr/$_->{match}/
…		…
2938	}	3532	}
2939		3533
2940	sub reload_archetypes {	3534	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references
2944	# this really needs to be done in an extra post-pass
2945	# (which needs to be synchronous, so solve it differently)
2946	load_resource_file "$DATADIR/archetypes"
2947	or die "unable to load archetypes\n";
2948	}	3537	}
2949		3538
2950	sub reload_treasures {	3539	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
2953	}	3542	}
2954		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
2955	sub reload_resources {	3567	sub reload_resources {
2956	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
2957		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
2958	reload_regions;	3573	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3574	reload_treasures;
2963		3575
2964	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
2965	}	3577	}
2966		3578
2967	sub init {	3579	sub reload_config {
2968	reload_resources;	3580	trace "reloading config file...\n";
2969	}
2970		3581
2971	sub cfg_load {
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
2973	or return;	3583	or return;
2974		3584
2975	local $/;	3585	local $/;
2976	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
2977		3587
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2979		3589
2980	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2981	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2982		3592
2983	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
2985	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2986	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
2987	};	3597	};
2988	warn $@ if $@;	3598	warn $@ if $@;
2989	}	3599	}
		3600
		3601	trace "finished reloading resource files\n";
		3602	}
		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
2990	}	3630	}
2991		3631
2992	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
2993	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
2995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2996	(async {	3645	(async {
2997	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
2999	};	3649	};
3000		3650
3001	cfg_load;	3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
		3664	reload_resources;
		3665	reload_config;
3002	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3003	load_extensions;	3676	load_extensions;
3004		3677
3005	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3006	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	(pop @POST_INIT)->(0) while @POST_INIT;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3007	}	3696	}
3008		3697
3009	#############################################################################	3698	#############################################################################
3010	# initialisation and cleanup	3699	# initialisation and cleanup
3011		3700
3012	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3013	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3022	},
3023	);	3707	};
3024	}	3708	}
3025	}	3709	}
3026		3710
3027	sub write_runtime {	3711	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3029		3713
3030	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3032		3716
3033	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3034		3718
3035	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3036		3720
3037	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3038	or return;	3722	or return;
3039		3723
3040	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3041	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3042	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3052	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3053		3737
3054	close $fh	3738	close $fh
3055	or return;	3739	or return;
3056		3740
3057	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3058	and return;	3742	and return;
3059		3743
3060	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3061		3745
3062	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3063	}	3797	}
3064		3798
3065	sub emergency_save() {	3799	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3067		3801
3068	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3069		3808
3070	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3071	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3072	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3073	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3075	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3820	$pl->save;
3079	}	3821	}
3080	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3081		3823
3082	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3083	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3084	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3085	$map->valid or next;	3829	$map->valid or next;
3086	$map->save;	3830	$map->save;
3087	}	3831	}
3088	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3089		3833
3090	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3092	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3093	};	3862	};
3094		3863
3095	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3096	}	3865	}
3097		3866
3098	sub post_cleanup {	3867	sub post_cleanup {
3099	my ($make_core) = @_;	3868	my ($make_core) = @_;
3100		3869
		3870	IO::AIO::flush;
		3871
3101	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3102	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3103	}	3902	}
3104		3903
3105	sub do_reload_perl() {	3904	sub do_reload_perl() {
3106	# can/must only be called in main	3905	# can/must only be called in main
3107	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3108	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3109	return;	3908	return;
3110	}	3909	}
3111		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
3112	warn "reloading...";	3916	info "reloading...";
3113		3917
3114	warn "entering sync_job";	3918	trace "entering sync_job";
3115		3919
3116	cf::sync_job {	3920	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark
3118	cf::emergency_save;	3921	cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark
3120		3922
3121	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;
3123
3124	# if anything goes wrong in here, we should simply crash as we already saved
3125
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130
3131	warn "flushing outstanding aio requests";
3132	for (;;) {
3133	BDB::flush;
3134	IO::AIO::flush;
3135	Coro::cede;
3136	last unless IO::AIO::nreqs || BDB::nreqs;
3137	warn "iterate...";
3138	}
3139
3140	++$RELOAD;
3141
3142	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3143	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3144	%EXT_CORO = ();	3925	%EXT_CORO = ();
3145		3926
3146	warn "removing commands";	3927	trace "removing commands";
3147	%COMMAND = ();	3928	%COMMAND = ();
3148		3929
3149	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3150	%EXTCMD = ();	3931	%EXTCMD = ();
3151	%EXTICMD = ();	3932	%EXTICMD = ();
3152		3933
3153	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3154	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3155	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3156		3937
3157	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3158	eval {	3939	eval {
3159	$cb->($pkg);	3940	$cb->($pkg);
3160	1	3941	1
3161	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3162	}	3947	}
3163		3948
3164	warn "... nuking $pkg";
3165	Symbol::delete_package $pkg;
3166	}
3167
3168	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3169	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3171		3952
3172	warn "... unloading $k";	3953	trace "... unloading $k";
3173	delete $INC{$k};	3954	delete $INC{$k};
3174		3955
3175	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3176	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3177		3958
3178	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3179	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3180	}	3964	}
3181		3965
3182	Symbol::delete_package $k;
3183	}
3184
3185	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3186	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3188		3969
3189	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3190	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3191	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3192		3973
3193	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3194	# and global variables created in xs	3975	# and global variables created in xs
3195	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3196		3977
3197	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3198		3979
3199	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3200	require cf;	3981	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3202		3983
3203	warn "loading config and database again";	3984	trace "loading config and database again";
3204	cf::cfg_load;	3985	cf::reload_config;
3205		3986
3206	warn "loading extensions";	3987	trace "loading extensions";
3207	cf::load_extensions;	3988	cf::load_extensions;
3208		3989
		3990	if ($REATTACH_ON_RELOAD) {
3209	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3210	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3211	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3212	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3213	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3214	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3215		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3216	warn "leaving sync_job";	4002	trace "leaving sync_job";
3217		4003
3218	1	4004	1
3219	} or do {	4005	} or do {
3220	warn $@;	4006	error $@;
3221	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3222	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3223	};	4012	}
3224		4013
3225	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3226	};	4016	};
3227		4017
3228	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3229		4019
3230	sub reload_perl() {	4020	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3233		4023
3234	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3235	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3236	after => 0,	4026
3237	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3238	cb => sub {
3239	do_reload_perl;	4028	do_reload_perl;
3240	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3241	},	4030	};
3242	);	4031	};
3243	}	4032	}
3244		4033
3245	register_command "reload" => sub {	4034	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3247		4036
3248	if ($who->flag (FLAG_WIZ)) {	4037	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	4038	$who->message ("reloading server.");
		4039	async {
		4040	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	4041	reload_perl;
		4042	};
3251	}	4043	}
3252	};	4044	};
3253		4045
3254	unshift @INC, $LIBDIR;	4046	#############################################################################
3255		4047
3256	my $bug_warning = 0;	4048	my $bug_warning = 0;
3257		4049
3258	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3260		4052
3261	sub wait_for_tick {	4053	sub wait_for_tick {
3262	return unless $TICK_WATCHER->is_active;
3263	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3264		4055
3265	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3266	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;	4058	$signal->wait;
3268	}	4059	}
3269		4060
3270	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3273		4063
3274	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	4066	$signal->wait;
3277	}	4067	}
3278		4068
3279	my $min = 1e6;#d#	4069	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3291	return;	4073	return;
3292	}	4074	}
3293		4075
3294	$NOW = $tick_start = Event::time;
3295
3296	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3297		4077
3298	0 && sync_job {#d#	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3299	for(1..10) {
3300	my $t = Event::time;
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3302	or die;
3303		4079
3304	$map->width (50);	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3305	$map->height (50);	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3306	$map->alloc;	4082	Coro::async_pool {
3307	$map->_load_objects ("/tmp/x.map", 1);	4083	$Coro::current->{desc} = "runtime saver";
3308	my $t = Event::time - $t;	4084	write_runtime_sync
3309		4085	or error "ERROR: unable to write runtime file: $!";
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	4086	};
		4087	}
3320		4088
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	4090	$sig->send;
3337	}	4091	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3339	$sig->send;	4093	$sig->send;
3340	}	4094	}
3341		4095
3342	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		4098
3353	_post_tick;	4099	if (0) {
3354		4100	if ($NEXT_TICK) {
3355		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3356	},	4105	}
3357	);	4106	}
3358		4107
3359	{	4108	{
3360	BDB::max_poll_time $TICK * 0.1;	4109	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	4110
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3370		4112	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	4113	$AnyEvent::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		4114
3386	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3387	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
		4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4118	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4119	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3388		4122
3389	cf::sync_job {	4123	cf::sync_job {
3390	eval {	4124	eval {
3391	BDB::db_env_open	4125	BDB::db_env_open
3392	$DB_ENV,	4126	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4128	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4129	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	4130	0666;
3397		4131
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4132	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	4133	};
3403		4134
3404	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	4136	};
3406	}	4137	}
		4138
		4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4140	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4141	};
		4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4144	};
		4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4147	};
3407	}	4148	}
3408		4149
3409	{	4150	{
		4151	# configure IO::AIO
		4152
3410	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	4156	}
3423		4157
3424	my $_log_backtrace;	4158	my $_log_backtrace;
3425		4159
3426	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3429	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3430		4164
3431	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3433	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3434	async {	4169	async {
		4170	$Coro::current->{desc} = "abt $msg";
		4171
3435	my @bt = fork_call {	4172	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4174	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4175	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3439	or die "addr2line: $!";	4176	or die "addr2line: $!";
…		…
3447	}	4184	}
3448		4185
3449	@funcs	4186	@funcs
3450	};	4187	};
3451		4188
3452	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3453	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3454	--$_log_backtrace;	4192	--$_log_backtrace;
3455	};	4193	};
3456	} else {	4194	} else {
3457	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3458	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3459	}	4197	}
3460	}	4198	}
3461		4199
3462	# load additional modules	4200	# load additional modules
3463	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3464		4203
3465	END { cf::emergency_save }	4204	END { cf::emergency_save }
3466		4205
3467	1	4206	1
3468		4207

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