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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.300 by root, Tue Jul 10 06:44:29 2007 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 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;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	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;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	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::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	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
168	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
169	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.
170		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
171	=back	253	=back
172		254
173	=cut	255	=cut
174		256
175	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
176	*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 {
177	my $msg = join "", @_;	264	my $msg = join "", @_;
178		265
179	$msg .= "\n"	266	$msg .= "\n"
180	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
181		268
182	$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;
183		270
184	utf8::encode $msg;
185	LOG llevError, $msg;	271	LOG llevWarn, $msg;
186	};	272	};
187	}	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	};
188		287
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	298	for my $pkg (qw(
200	cf::global cf::attachable	299	cf::global cf::attachable
201	cf::object cf::object::player	300	cf::object cf::object::player
202	cf::client cf::player	301	cf::client cf::player
203	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
204	cf::map cf::party cf::region	304	cf::party cf::region
205	)) {	305	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	307	}
209		308
210	$Event::DIED = sub {	309	$EV::DIED = sub {
211	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
212	};	311	};
213		312
214	#############################################################################	313	#############################################################################
215		314
216	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
238	$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;
239	$d	338	$d
240	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
241	}	340	}
242		341
243	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
244		343
245	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
246		345
247	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
248		347
249	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
250		349
251	=cut	350	=cut
252		351
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		353
255	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		370
258	=item cf::lock_wait $string	371	=item cf::lock_wait $string
259		372
260	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
261		374
262	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
263		376
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
267	returned.	380	returned.
268		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
269	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
270	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
271		387
272	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
273		389
274	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.
275		391
276	=cut	392	=cut
277		393
278	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
279		395
280	sub lock_wait($) {	396	sub lock_wait($) {
281	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	398	}
289		399
290	sub lock_acquire($) {	400	sub lock_acquire($) {
291	my ($key) = @_;	401	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	402	}
303		403
304	sub lock_active($) {	404	sub lock_active($) {
305	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	406	}
309		407
310	sub freeze_mainloop {	408	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
312		410
313	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	412	}
		413
		414	=item cf::periodic $interval, $cb
		415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
		427	}
		428
		429	=item cf::get_slot $time[, $priority[, $name]]
		430
		431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		432	This call blocks and returns only when you have at least C<$time> seconds
		433	of cpu time till the next tick. The slot is only valid till the next cede.
		434
		435	The optional C<$name> can be used to identify the job to run. It might be
		436	used for statistical purposes and should identify the same time-class.
		437
		438	Useful for short background jobs.
		439
		440	=cut
		441
		442	our @SLOT_QUEUE;
		443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
		445
		446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
		450	my $signal = new Coro::Signal;
		451	my $busy;
		452
		453	while () {
		454	next_job:
		455
		456	my $avail = cf::till_tick;
		457
		458	for (0 .. $#SLOT_QUEUE) {
		459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
		461	my $job = splice @SLOT_QUEUE, $_, 1, ();
		462	$job->[2]->send;
		463	Coro::cede;
		464	goto next_job;
		465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		467	}
		468	}
		469
		470	if (@SLOT_QUEUE) {
		471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		472	push @cf::WAIT_FOR_TICK, $signal;
		473	$signal->wait;
		474	} else {
		475	$busy = 0;
		476	Coro::schedule;
		477	}
315	};	478	}
316	$TICK_WATCHER->stop;	479	};
317	$guard	480
		481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
		484	my ($time, $pri, $name) = @_;
		485
		486	$time = clamp $time, 0.01, $TICK * .6;
		487
		488	my $sig = new Coro::Signal;
		489
		490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		492	$SLOT_QUEUE->ready;
		493	$sig->wait;
318	}	494	}
319		495
320	=item cf::async { BLOCK }	496	=item cf::async { BLOCK }
321		497
322	Currently the same as Coro::async_pool, meaning you cannot use	498	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		503
328	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
329		505
330	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
331		507
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	511	acceptable.
336		512
337	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	518	=cut
343		519
344	sub sync_job(&) {	520	sub sync_job(&) {
345	my ($job) = @_;	521	my ($job) = @_;
346		522
347	if ($Coro::current == $Coro::main) {	523	if (in_main) {
348	my $time = Event::time;	524	my $time = AE::time;
349		525
350	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
352		528
353	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	530
355	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
356		532
357	my $busy = 1;	533	my $busy = 1;
358	my @res;	534	my @res;
359		535
360	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	538	@res = eval { $job->() };
362	warn $@ if $@;	539	error $@ if $@;
363	undef $busy;	540	undef $busy;
364	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
365		542
366	while ($busy) {	543	while ($busy) {
367	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
368	}	548	}
		549	}
369		550
370	$time = Event::time - $time;	551	my $time = AE::time - $time;
371		552
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
376		554
377	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
378	} else {	556	} else {
379	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
380		558
…		…
405	=item fork_call { }, $args	583	=item fork_call { }, $args
406		584
407	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
408	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
411		589
412	=cut	590	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		591
423	sub fork_call(&@) {	592	sub fork_call(&@) {
424	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
425		594
426	# 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,
427	# or die "socketpair: $!";	596	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	597	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		598
431	if (my $pid = fork) {	599	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	600	reset_signals;
445	local $SIG{__WARN__};	601	&$cb
446	local $SIG{__DIE__};	602	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		603
453	eval {	604	wantarray ? @res : $res[-1]
454	close $fh1;	605	}
455		606
456	my @res = eval { $cb->(@args) };	607	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	643	}
466		644
467	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
468		646
469	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
472		650
473	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
474	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).
475		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
476	=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	}
477		680
478	our $DB;	681	our $DB;
479		682
480	sub db_init {	683	sub db_init {
481	unless ($DB) {	684	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	685	}
496		686
497	sub db_get($$) {	687	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
499		689
500	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
501	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
502		694
503	$! ? ()	695	$! ? ()
504	: $data	696	: $data
505	}
506	}	697	}
507		698
508	sub db_put($$$) {	699	sub db_put($$$) {
509	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
549	if (1) {	740	if (1) {
550	$md5 =	741	$md5 =
551	join "\x00",	742	join "\x00",
552	$processversion,	743	$processversion,
553	map {	744	map {
554	Coro::cede;	745	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	746	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	747	} 0.. $#$src;
557		748
558		749
559	my $dbmd5 = db_get cache => "$id/md5";	750	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		757
567	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	759	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
570		761
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		763
573	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
576		767
…		…
586		777
587	=cut	778	=cut
588		779
589	sub datalog($@) {	780	sub datalog($@) {
590	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	783	}
593		784
594	=back	785	=back
595		786
596	=cut	787	=cut
597		788
598	#############################################################################	789	#############################################################################
599		790
600	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
601		792
602	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
603	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")
604	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
605		796
606	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>
607	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
608	Crossfire TRT).	799	Deliantra).
609		800
610	=over 4	801	=over 4
611		802
612	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
613		804
…		…
657	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
658		849
659	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
660	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
661		852
662	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		855
665	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
666		857
667	=over 4	858	=over 4
…		…
791		982
792	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		985
795	} elsif (ref $type) {	986	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
797		988
798	} else {	989	} else {
799	shift @arg;	990	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
801	}	992	}
802	}	993	}
803	}	994	}
804		995
805	sub _object_attach {	996	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
816	}	1007	}
817		1008
818	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
819	} else {	1010	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1012	}
822		1013
823	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
824	}	1015	}
825		1016
…		…
865	";	1056	";
866	die if $@;	1057	die if $@;
867	}	1058	}
868		1059
869	our $override;	1060	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1061	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1062
872	sub override {	1063	sub override {
873	$override = 1;	1064	$override = 1;
874	@invoke_results = ();	1065	@INVOKE_RESULTS = (@_);
875	}	1066	}
876		1067
877	sub do_invoke {	1068	sub do_invoke {
878	my $event = shift;	1069	my $event = shift;
879	my $callbacks = shift;	1070	my $callbacks = shift;
880		1071
881	@invoke_results = ();	1072	@INVOKE_RESULTS = ();
882		1073
883	local $override;	1074	local $override;
884		1075
885	for (@$callbacks) {	1076	for (@$callbacks) {
886	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
887		1078
888	if ($@) {	1079	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1081	override;
892	}	1082	}
893		1083
894	return 1 if $override;	1084	return 1 if $override;
895	}	1085	}
896		1086
897	0	1087	0
898	}	1088	}
899		1089
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1091
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1093
904	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
905		1095
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1096	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1097	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1098	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1099
910	=back	1100	=back
911		1101
912	=cut	1102	=cut
913		1103
914	#############################################################################	1104	#############################################################################
915	# object support	1105	# object support
		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
		1140	sub _can_merge {
		1141	my ($ob1, $ob2) = @_;
		1142
		1143	++$SLOW_MERGES;#d#
		1144
		1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
		1147	}
916		1148
917	sub reattach {	1149	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1151	my ($obj) = @_;
920		1152
		1153	# no longer needed after getting rid of delete_package?
921	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
922		1155
923	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
924		1157
925	@$registry = ();	1158	@$registry = ();
926		1159
…		…
931	for (@$attach) {	1164	for (@$attach) {
932	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
934	}	1167	}
935	} else {	1168	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1170	}
938	}	1171	}
939	}	1172	}
940		1173
941	cf::attachable->attach (	1174	cf::attachable->attach (
942	prio => -1000000,	1175	prio => -1000000,
943	on_instantiate => sub {	1176	on_instantiate => sub {
944	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
945		1178
946	$data = from_json $data;	1179	$data = decode_json $data;
947		1180
948	for (@$data) {	1181	for (@$data) {
949	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
950		1183
951	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1200	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
969		1202
970	sync_job {	1203	sync_job {
971	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
974		1209
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1217	aio_close $fh;
980		1218
981	if (@$objs) {	1219	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1228	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
989	}	1230	}
990	} else {	1231	} else {
991	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
992	}	1233	}
993		1234
994	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1239	} else {
996	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
997	}	1241	}
998	} else {	1242	} else {
999	aio_unlink $filename;	1243	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1001	}	1245	}
1002	}	1246	};
1003	}	1247	}
1004		1248
1005	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1007		1251
…		…
1019	or return;	1263	or return;
1020		1264
1021	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1267	or return;
		1268
1024	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1025	}	1271	}
1026		1272
		1273	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1029	return ($data, $av);	1278	($data, $av)
1030	}	1279	}
1031		1280
1032	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1033		1282
1034	=over 4	1283	=over 4
…		…
1088	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1089		1338
1090	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1091	}	1340	}
1092		1341
		1342	use File::Glob ();
		1343
1093	cf::player->attach (	1344	cf::player->attach (
1094	on_command => sub {	1345	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1096		1347
1097	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1098	or return;	1349	or return;
1099		1350
…		…
1107	my ($pl, $buf) = @_;	1358	my ($pl, $buf) = @_;
1108		1359
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1360	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1361
1111	if (ref $msg) {	1362	if (ref $msg) {
		1363	my ($type, $reply, @payload) =
		1364	"ARRAY" eq ref $msg
		1365	? @$msg
		1366	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1367
		1368	my @reply;
		1369
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1370	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1371	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1372	}
		1373
		1374	$pl->ext_reply ($reply, @reply)
		1375	if $reply;
		1376
1117	} else {	1377	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1379	}
1120		1380
1121	cf::override;	1381	cf::override;
1122	},	1382	},
1123	);	1383	);
1124		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
1125	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1126	cf::sync_job {	1401	cf::sync_job {
1127	my %todo;	1402	my %todo;
1128		1403
1129	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1405	next unless -r $path;
…		…
1148		1423
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1426
1152	$ext{source} =	1427	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1155	. $source	1430	. $source
1156	. "\n};\n1";	1431	. "\n};\n1";
1157		1432
1158	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1159	}	1434	}
1160		1435
		1436	my $pass = 0;
1161	my %done;	1437	my %done;
1162	while (%todo) {	1438	while (%todo) {
1163	my $progress;	1439	my $progress;
1164		1440
		1441	++$pass;
		1442
		1443	ext:
1165	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1446	next ext
1168	unless exists $done{$_};	1447	unless exists $done{$_};
1169	}	1448	}
1170		1449
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1451
1173	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1176		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1178	warn $msg;	1460
1179	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1462	delete $todo{$k};
1181	}	1463	} else {
1182		1464	$done{$k} = delete $todo{$k};
1183	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1184	}	1470	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1471	}
1190		1472
1191	skip:	1473	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1194	}	1481	}
1195	};	1482	};
1196	}	1483	}
1197		1484
1198	#############################################################################	1485	#############################################################################
1199		1486
1200	=back	1487	=back
1201		1488
1202	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1203		1490
1204	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1205		1492
1206	=cut	1493	=cut
1207		1494
1208	package cf::player;	1495	package cf::player;
1209		1496
1210	use Coro::AIO;	1497	use Coro::AIO;
1211		1498
1212	=head3 cf::player	1499	=head3 cf::player
1213		1500
1214	=over 4	1501	=over 4
		1502
		1503	=item cf::player::num_playing
		1504
		1505	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1506
		1507	=cut
		1508
		1509	sub num_playing {
		1510	scalar grep
		1511	$_->ob->map
		1512	&& !$_->hidden
		1513	&& !$_->ob->flag (cf::FLAG_WIZ),
		1514	cf::player::list
		1515	}
1215		1516
1216	=item cf::player::find $login	1517	=item cf::player::find $login
1217		1518
1218	Returns the given player object, loading it if necessary (might block).	1519	Returns the given player object, loading it if necessary (might block).
1219		1520
…		…
1238		1539
1239	sub exists($) {	1540	sub exists($) {
1240	my ($login) = @_;	1541	my ($login) = @_;
1241		1542
1242	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1244	}	1545	}
1245		1546
1246	sub find($) {	1547	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1549	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1556	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1557	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1558	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1560
1260	my $pl = load_pl path $login	1561	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1562	or return;
		1563
		1564	my $pl = cf::player::load_pl $f
		1565	or return;
		1566
		1567	local $cf::PLAYER_LOADING{$login} = $pl;
		1568	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1263	}	1570	}
1264	}	1571	}
1265	}	1572	}
		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
1266		1586
1267	sub save($) {	1587	sub save($) {
1268	my ($pl) = @_;	1588	my ($pl) = @_;
1269		1589
1270	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1276		1596
1277	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
1279		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1604
1280	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1281	Coro::cede;	1606	cf::cede_to_tick;
1282	}	1607	}
1283		1608
1284	sub new($) {	1609	sub new($) {
1285	my ($login) = @_;	1610	my ($login) = @_;
1286		1611
…		…
1292	$cf::PLAYER{$login} = $self;	1617	$cf::PLAYER{$login} = $self;
1293		1618
1294	$self	1619	$self
1295	}	1620	}
1296		1621
		1622	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1623
		1624	=cut
		1625
		1626	sub send_msg {
		1627	my $ns = shift->ns
		1628	or return;
		1629	$ns->send_msg (@_);
		1630	}
		1631
1297	=item $pl->quit_character	1632	=item $pl->quit_character
1298		1633
1299	Nukes the player without looking back. If logged in, the connection will	1634	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1635	be destroyed. May block for a long time.
1301		1636
…		…
1305	my ($pl) = @_;	1640	my ($pl) = @_;
1306		1641
1307	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1308		1643
1309	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1646
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1316		1652
1317	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1690	or return [];
1355		1691
1356	my @logins;	1692	my @logins;
1357		1693
1358	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
		1695	my $path = path $login;
		1696
		1697	# a .pst is a dead give-away for a valid player
		1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1703	}
1362		1704
1363	utf8::decode $login;	1705	utf8::decode $login;
1364	push @logins, $login;	1706	push @logins, $login;
1365	}	1707	}
1366		1708
1367	\@logins	1709	\@logins
1368	}	1710	}
1369		1711
1370	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1371		1715
1372	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1373	player. May block.	1717	player. May block.
1374		1718
1375	=cut	1719	=cut
…		…
1393	}	1737	}
1394		1738
1395	\@paths	1739	\@paths
1396	}	1740	}
1397		1741
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1743
1400	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1401		1745
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	warn $_;#d#
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1746	=item $player->ext_reply ($msgid, @msg)
1450		1747
1451	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1452		1749
1453	=cut	1750	=cut
1454		1751
1455	sub ext_reply($$%) {	1752	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1753	my ($self, $id, @msg) = @_;
1457		1754
1458	$msg{msgid} = $id;	1755	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1756	}
1461		1757
1462	=item $player->ext_event ($type, %msg)	1758	=item $player->ext_msg ($type, @msg)
1463		1759
1464	Sends an ext event to the client.	1760	Sends an ext event to the client.
1465		1761
1466	=cut	1762	=cut
1467		1763
1468	sub ext_event($$%) {	1764	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1765	my ($self, $type, @msg) = @_;
1470		1766
1471	$self->ns->ext_event ($type, %msg);	1767	$self->ns->ext_msg ($type, @msg);
1472	}	1768	}
1473		1769
1474	=head3 cf::region	1770	=head3 cf::region
1475		1771
1476	=over 4	1772	=over 4
…		…
1486	=cut	1782	=cut
1487		1783
1488	sub find_by_path($) {	1784	sub find_by_path($) {
1489	my ($path) = @_;	1785	my ($path) = @_;
1490		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
		1788
1491	my ($match, $specificity);	1789	my ($match, $specificity);
1492		1790
1493	for my $region (list) {	1791	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1792	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1793	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1794	if $region->specificity > $specificity;
1497	}	1795	}
1498	}	1796	}
1499		1797
…		…
1520	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1522		1820
1523	sub generate_random_map {	1821	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1525	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1827	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1548		1849
1549	sub register {	1850	sub register {
1550	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1852	my $pkg = caller;
1552		1853
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1855
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1857	}
1558		1858
1559	# also paths starting with '/'	1859	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1861
1562	sub thawer_merge {	1862	sub thawer_merge {
1563	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1564		1864
1565	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1619	$self->init; # pass $1 etc.	1919	$self->init; # pass $1 etc.
1620	return $self;	1920	return $self;
1621	}	1921	}
1622	}	1922	}
1623		1923
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1924	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1925	()
1626	}	1926	}
1627		1927
1628	sub init {	1928	sub init {
1629	my ($self) = @_;	1929	my ($self) = @_;
…		…
1651		1951
1652	# the temporary/swap location	1952	# the temporary/swap location
1653	sub save_path {	1953	sub save_path {
1654	my ($self) = @_;	1954	my ($self) = @_;
1655		1955
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1658	}	1958	}
1659		1959
1660	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1661	sub uniq_path {	1961	sub uniq_path {
1662	my ($self) = @_;	1962	my ($self) = @_;
1663		1963
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1966	}
1676		1967
1677	sub decay_objects {	1968	sub decay_objects {
1678	my ($self) = @_;	1969	my ($self) = @_;
1679		1970
…		…
1692		1983
1693	sub load_header_from($) {	1984	sub load_header_from($) {
1694	my ($self, $path) = @_;	1985	my ($self, $path) = @_;
1695		1986
1696	utf8::encode $path;	1987	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1988	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1989	or return;
		1990
		1991	$self->_load_header ($f)
		1992	or return;
		1993
		1994	local $MAP_LOADING{$self->{path}} = $self;
		1995	$f->resolve_delayed_derefs;
1702		1996
1703	$self->{load_path} = $path;	1997	$self->{load_path} = $path;
1704		1998
1705	1	1999	1
1706	}	2000	}
…		…
1760	sub find {	2054	sub find {
1761	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1762		2056
1763	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1764		2058
		2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2061
1767	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1770	or return;	2064	or return;
1771		2065
1772	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1773		2067
…		…
1775	or return;	2069	or return;
1776		2070
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
		2075	undef $guard1;
1780	$map->reset;	2076	$map->reset;
1781	undef $guard;
1782	return find $path;	2077	return find $path;
1783	}	2078	}
1784		2079
1785	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1786	}	2081	}
1787	}	2082	}
1788		2083
1789	sub pre_load { }	2084	sub pre_load { }
1790	sub post_load { }	2085	#sub post_load { } # XS
1791		2086
1792	sub load {	2087	sub load {
1793	my ($self) = @_;	2088	my ($self) = @_;
1794		2089
1795	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
1796		2091
1797	my $path = $self->{path};	2092	my $path = $self->{path};
1798		2093
1799	{	2094	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2095	my $guard = cf::lock_acquire "map_data:$path";
1801		2096
		2097	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2098	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2099
1804	$self->in_memory (cf::MAP_LOADING);	2100	$self->in_memory (cf::MAP_LOADING);
1805		2101
1806	$self->alloc;	2102	$self->alloc;
1807		2103
1808	$self->pre_load;	2104	$self->pre_load;
1809	Coro::cede;	2105	cf::cede_to_tick;
1810		2106
		2107	my $f = new_from_file cf::object::thawer $self->{load_path};
		2108	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2109	$self->_load_objects ($f)
1812	or return;	2110	or return;
1813		2111
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1815	if delete $self->{load_original};	2113	if delete $self->{load_original};
1816		2114
1817	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2116	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2117	unless (aio_stat $uniq) {
		2118	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2119	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2120	$self->_load_objects ($f);
		2121	$f->resolve_delayed_derefs;
		2122	}
1822	}	2123	}
1823	}	2124	}
1824		2125
1825	Coro::cede;	2126	$f->resolve_delayed_derefs;
		2127
		2128	cf::cede_to_tick;
1826	# now do the right thing for maps	2129	# now do the right thing for maps
1827	$self->link_multipart_objects;	2130	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2131	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2132	unless $self->difficulty;
1830	Coro::cede;	2133	cf::cede_to_tick;
1831		2134
1832	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2136	$self->decay_objects;
1834	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1835	$self->update_buttons;	2138	$self->update_buttons;
1836	Coro::cede;	2139	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2140	$self->activate;
1840	}	2141	}
1841		2142
		2143	$self->{last_save} = $cf::RUNTIME;
		2144	$self->last_access ($cf::RUNTIME);
		2145
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2147	}
1844		2148
1845	$self->post_load;	2149	$self->post_load;
1846	}	2150	}
1847		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2155	sub customise_for {
1849	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1850		2157
1851	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2159	if $self->per_player;
…		…
1856		2163
1857	$self	2164	$self
1858	}	2165	}
1859		2166
1860	# find and load all maps in the 3x3 area around a map	2167	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2168	sub load_neighbours {
1862	my ($map) = @_;	2169	my ($map) = @_;
1863		2170
1864	my @diag; # diagonal neighbours	2171	my @neigh; # diagonal neighbours
1865		2172
1866	for (0 .. 3) {	2173	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2174	my $neigh = $map->tile_path ($_)
1868	or next;	2175	or next;
1869	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
1870	or next;	2177	or next;
1871	$neigh->load;	2178	$neigh->load;
1872		2179
		2180	# now find the diagonal neighbours
		2181	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2184	}
1876		2185
1877	for (@diag) {	2186	for (grep defined $_->[0], @neigh) {
		2187	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2188	my $neigh = find $path, $origin
1879	or next;	2189	or next;
1880	$neigh->load;	2190	$neigh->load;
1881	}	2191	}
1882	}	2192	}
1883		2193
1884	sub find_sync {	2194	sub find_sync {
1885	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
1886		2196
1887	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
1888	}	2201	}
1889		2202
1890	sub do_load_sync {	2203	sub do_load_sync {
1891	my ($map) = @_;	2204	my ($map) = @_;
1892		2205
1893	cf::sync_job { $map->load };	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2207	if $Coro::current == $Coro::main;
		2208
		2209	$map->load;
1894	}	2210	}
1895		2211
1896	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
1898		2214
1899	sub find_async {	2215	sub find_async {
1900	my ($path, $origin) = @_;	2216	my ($path, $origin, $load) = @_;
1901		2217
1902	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
1903		2219
1904	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2222	}
1907		2223
1908	undef $MAP_PREFETCH{$path};	2224	$MAP_PREFETCH{$path} |= $load;
		2225
1909	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
1910	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2231	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2232	$map->load if $v;
		2233	}
1915		2234
1916	delete $MAP_PREFETCH{$path};	2235	delete $MAP_PREFETCH{$k};
1917	}	2236	}
1918	}	2237	}
1919	undef $MAP_PREFETCHER;	2238	undef $MAP_PREFETCHER;
1920	};	2239	};
1921	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
1922		2241
1923	()	2242	()
1924	}	2243	}
1925		2244
		2245	# common code, used by both ->save and ->swapout
1926	sub save {	2246	sub _save {
1927	my ($self) = @_;	2247	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2248
1931	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1932		2250
1933	return unless $self->dirty;	2251	return unless $self->dirty;
1934		2252
…		…
1940	return if $self->{deny_save};	2258	return if $self->{deny_save};
1941		2259
1942	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
1943		2261
1944	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
1946	};	2265	};
		2266
		2267	cf::get_slot 0.02;
1947		2268
1948	if ($uniq) {	2269	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2272	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2274	}
1954	}	2275	}
1955		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
1956	sub swap_out {	2285	sub swap_out {
1957	my ($self) = @_;	2286	my ($self) = @_;
1958		2287
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
1964	return if $self->players;	2292	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
		2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
1968	$self->clear;	2303	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2304	}
1971		2305
1972	sub reset_at {	2306	sub reset_at {
1973	my ($self) = @_;	2307	my ($self) = @_;
1974		2308
…		…
1992		2326
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2328
1995	return if $self->players;	2329	return if $self->players;
1996		2330
1997	warn "resetting map ", $self->path;	2331	cf::trace "resetting map ", $self->path, "\n";
1998		2332
1999	$self->in_memory (cf::MAP_SWAPPED);	2333	$self->in_memory (cf::MAP_SWAPPED);
2000		2334
2001	# need to save uniques path	2335	# need to save uniques path
2002	unless ($self->{deny_save}) {	2336	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2340	if $uniq;
2007	}	2341	}
2008		2342
2009	delete $cf::MAP{$self->path};	2343	delete $cf::MAP{$self->path};
2010		2344
		2345	$self->deactivate;
		2346	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2347	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2348
2015	$self->unlink_save;	2349	$self->unlink_save;
2016	$self->destroy;	2350	$self->destroy;
2017	}	2351	}
2018		2352
2019	my $nuke_counter = "aaaa";	2353	my $nuke_counter = "aaaa";
2020		2354
2021	sub nuke {	2355	sub nuke {
2022	my ($self) = @_;	2356	my ($self) = @_;
2023		2357
		2358	{
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
2024	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2025		2362
2026	$self->unlink_save;	2363	$self->unlink_save;
2027		2364
2028	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2370
2034	$cf::MAP{$self->path} = $self;	2371	$cf::MAP{$self->path} = $self;
		2372	}
2035		2373
2036	$self->reset; # polite request, might not happen	2374	$self->reset; # polite request, might not happen
2037	}	2375	}
2038		2376
2039	=item $maps = cf::map::tmp_maps	2377	=item $maps = cf::map::tmp_maps
…		…
2081		2419
2082	sub unique_maps() {	2420	sub unique_maps() {
2083	[	2421	[
2084	map {	2422	map {
2085	utf8::decode $_;	2423	utf8::decode $_;
2086	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2087	? normalise $_	2427	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2429	]
2091	}	2430	}
2092		2431
2093	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2094		2463
2095	=back	2464	=back
2096		2465
2097	=head3 cf::object	2466	=head3 cf::object
2098		2467
…		…
2102		2471
2103	=over 4	2472	=over 4
2104		2473
2105	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2106		2475
2107	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2108		2478
2109	=cut	2479	=cut
2110		2480
2111	sub inv_recursive_;	2481	sub inv_recursive_;
2112	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2115		2485
2116	sub inv_recursive {	2486	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2118	}	2488	}
2119		2489
		2490	=item $ref = $ob->ref
		2491
		2492	Creates and returns a persistent reference to an object that can be stored as a string.
		2493
		2494	=item $ob = cf::object::deref ($refstring)
		2495
		2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2497	even if the object actually exists. May block.
		2498
		2499	=cut
		2500
		2501	sub deref {
		2502	my ($ref) = @_;
		2503
		2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2505	my ($uuid, $name) = ($1, $2);
		2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2507	or return;
		2508	$pl->ob->uuid eq $uuid
		2509	or return;
		2510
		2511	$pl->ob
		2512	} else {
		2513	warn "$ref: cannot resolve object reference\n";
		2514	undef
		2515	}
		2516	}
		2517
2120	package cf;	2518	package cf;
2121		2519
2122	=back	2520	=back
2123		2521
2124	=head3 cf::object::player	2522	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2528	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2133		2531
2134	=cut	2532	=cut
		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
2135		2547
2136	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2549	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
…		…
2146		2558
2147	} else {	2559	} else {
2148	my $pl = $self->contr;	2560	my $pl = $self->contr;
2149		2561
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2562	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2565
2159	} else {	2566	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2569	}
2163	}	2570	}
		2571	}
		2572
		2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2574
		2575	=cut
		2576
		2577	sub cf::object::send_msg {
		2578	my $pl = shift->contr
		2579	or return;
		2580	$pl->send_msg (@_);
2164	}	2581	}
2165		2582
2166	=item $player_object->may ("access")	2583	=item $player_object->may ("access")
2167		2584
2168	Returns wether the given player is authorized to access resource "access"	2585	Returns wether the given player is authorized to access resource "access"
…		…
2181		2598
2182	=item $player_object->enter_link	2599	=item $player_object->enter_link
2183		2600
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2602
2186	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2188		2607
2189	Will never block.	2608	Will never block.
2190		2609
2191	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2192		2611
…		…
2212	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2632	my ($self) = @_;
2214		2633
2215	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2216		2635
		2636	++$self->{_link_recursion};
		2637
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2639
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2221		2642
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2644	}
2224		2645
2225	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2227		2648
…		…
2244	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2246		2667
2247	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2250		2671
2251	$map->load;	2672	$map->load;
2252	$map->load_diag;	2673	$map->load_neighbours;
2253		2674
2254	return unless $self->contr->active;	2675	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2676
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2259	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2260		2684
		2685	}
		2686
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2688
2263	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2692	the new (success) or old (failed) map position. In either case, $done will
		2693	be called at the end of this process.
		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
2267		2697
2268	=cut	2698	=cut
2269		2699
2270	our $GOTOGEN;	2700	our $GOTOGEN;
2271		2701
2272	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
2274		2710
2275	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2713
2278	$self->enter_link;	2714	$self->enter_link;
2279		2715
2280	(async {	2716	(async {
		2717	$Coro::current->{desc} = "player::goto $path $x $y";
		2718
		2719	# *tag paths override both path and x|y
		2720	if ($path =~ /^\*(.*)$/) {
		2721	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2722	my $ob = $obs[rand @obs];
		2723
		2724	# see if we actually can go there
		2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
		2731
		2732	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2733	} else {
		2734	($path, $x, $y) = (undef, undef, undef);
		2735	}
		2736	}
		2737
2281	my $map = eval {	2738	my $map = eval {
2282	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2283		2740
2284	if ($map) {	2741	if ($map) {
2285	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2744	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2746	}
2290		2747
2291	$map	2748	$map
2292	};	2749	};
2293		2750
…		…
2298		2755
2299	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2302	}	2759	}
		2760
		2761	$done->($self) if $done;
2303	})->prio (1);	2762	})->prio (1);
2304	}	2763	}
2305		2764
2306	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2307		2766
…		…
2327	}	2786	}
2328		2787
2329	sub prepare_random_map {	2788	sub prepare_random_map {
2330	my ($exit) = @_;	2789	my ($exit) = @_;
2331		2790
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2793	# that depends on the exit object
2337		2794
2338	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2797	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2345	}	2804	}
2346		2805
2347	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2348		2807
2349	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2352		2811
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2814	undef $fh;
2356	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2357		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2360	}	2823	}
2361	}	2824	}
2362		2825
2363	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2365		2828
2366	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2367		2830
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2831	$self->enter_link;
2380		2832
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2833	(async {
2386	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2387	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2388	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2389		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2390	1;	2857	1
2391	}) {	2858	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2863
2397	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	2865	$self->leave_link;
2399	}	2866	}
2400	})->prio (1);	2867	})->prio (1);
2401	}	2868	}
2402		2869
…		…
2416		2883
2417	utf8::encode $text;	2884	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2886	}
2420		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
		2911	}
		2912
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2914
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2916	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2427		2919
2428	=cut	2920	=cut
2429		2921
		2922	# non-persistent channels (usually the info channel)
		2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
		2930	"c/identify" => {
		2931	id => "infobox",
		2932	title => "Identify",
		2933	reply => undef,
		2934	tooltip => "Items recently identified",
		2935	},
		2936	"c/examine" => {
		2937	id => "infobox",
		2938	title => "Examine",
		2939	reply => undef,
		2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
		2954	"c/lookat" => {
		2955	id => "infobox",
		2956	title => "Look",
		2957	reply => undef,
		2958	tooltip => "What you saw there",
		2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
		3034	);
		3035
2430	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3038
2433	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
		3041
		3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3043
		3044	# check predefined channels, for the benefit of C
		3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
		3051	} elsif (ref $channel) {
		3052	# send meta info to client, if not yet sent
		3053	unless (exists $self->{channel}{$channel->{id}}) {
		3054	$self->{channel}{$channel->{id}} = $channel;
		3055	$self->ext_msg (channel_info => $channel);
		3056	}
		3057
		3058	$channel = $channel->{id};
		3059	}
2434		3060
2435	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2436		3062
2437	if ($self->can_msg) {	3063	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3065	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3066
2450	if ($color >= 0) {	3067	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3068	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3070	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3071
		3072	$self->send_big_packet ($pkt);
		3073	}
		3074
2461	=item $client->ext_event ($type, %msg)	3075	=item $client->ext_msg ($type, @msg)
2462		3076
2463	Sends an ext event to the client.	3077	Sends an ext event to the client.
2464		3078
2465	=cut	3079	=cut
2466		3080
2467	sub cf::client::ext_event($$%) {	3081	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3082	my ($self, $type, @msg) = @_;
2469		3083
		3084	if ($self->extcmd == 2) {
		3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3086	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3087	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3089	}
		3090	}
		3091
		3092	=item $client->ext_reply ($msgid, @msg)
		3093
		3094	Sends an ext reply to the client.
		3095
		3096	=cut
		3097
		3098	sub cf::client::ext_reply($$@) {
		3099	my ($self, $id, @msg) = @_;
		3100
		3101	if ($self->extcmd == 2) {
		3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3103	} elsif ($self->extcmd == 1) {
		3104	#TODO: version 1, remove
		3105	unshift @msg, msgtype => "reply", msgid => $id;
		3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3107	}
2472	}	3108	}
2473		3109
2474	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2475		3111
2476	Queues a query to the client, calling the given callback with	3112	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3167	my ($ns, $buf) = @_;
2532		3168
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3169	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3170
2535	if (ref $msg) {	3171	if (ref $msg) {
		3172	my ($type, $reply, @payload) =
		3173	"ARRAY" eq ref $msg
		3174	? @$msg
		3175	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3176
		3177	my @reply;
		3178
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3179	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3180	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3181	}
		3182
		3183	$ns->ext_reply ($reply, @reply)
		3184	if $reply;
		3185
2542	} else {	3186	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3188	}
2545		3189
2546	cf::override;	3190	cf::override;
2547	},	3191	},
2548	);	3192	);
…		…
2568		3212
2569	$coro	3213	$coro
2570	}	3214	}
2571		3215
2572	cf::client->attach (	3216	cf::client->attach (
2573	on_destroy => sub {	3217	on_client_destroy => sub {
2574	my ($ns) = @_;	3218	my ($ns) = @_;
2575		3219
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3221	},
2578	);	3222	);
…		…
2593	our $safe = new Safe "safe";	3237	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2595		3239
2596	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2597		3241
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3242	$safe->permit_only (Opcode::opset qw(
		3243	:base_core :base_mem :base_orig :base_math :base_loop
		3244	grepstart grepwhile mapstart mapwhile
		3245	sort time
		3246	));
2599		3247
2600	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
2601		3249
2602	=pod	3250	=pod
2603		3251
2604	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2605		3253
2606	cf::object	3254	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3256	insert remove name archname title slaying race decrease split
		3257	value
2609		3258
2610	cf::object::player	3259	cf::object::player
2611	player	3260	player
2612		3261
2613	cf::player	3262	cf::player
…		…
2618		3267
2619	=cut	3268	=cut
2620		3269
2621	for (	3270	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3272	insert remove inv nrof name archname title slaying race
		3273	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2627	) {	3277	) {
2628	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2631	for @funs;	3280	for @funs;
2632	}	3281	}
2633		3282
…		…
2648		3297
2649	my $qcode = $code;	3298	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2652		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2653	local $_;	3305	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3306
2656	my $eval =	3307	my $eval =
2657	"do {\n"	3308	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3311	. $code
2661	. "\n}"	3312	. "\n}"
2662	;	3313	;
2663		3314
		3315	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2667		3324
2668	if ($@) {	3325	if ($@) {
2669	warn "$@";	3326	warn "$@",
2670	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2671	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2672	}	3329	}
2673		3330
2674	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2675	}	3332	}
2676		3333
…		…
2690	=cut	3347	=cut
2691		3348
2692	sub register_script_function {	3349	sub register_script_function {
2693	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2694		3351
2695	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2697	}	3354	}
2698		3355
2699	=back	3356	=back
2700		3357
2701	=cut	3358	=cut
2702		3359
2703	#############################################################################	3360	#############################################################################
2704	# the server's init and main functions	3361	# the server's init and main functions
2705		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
		3405
2706	sub load_facedata($) {	3406	sub load_facedata($) {
2707	my ($path) = @_;	3407	my ($path) = @_;
2708		3408
		3409	# HACK to clear player env face cache, we need some signal framework
		3410	# for this (global event?)
		3411	%ext::player_env::MUSIC_FACE_CACHE = ();
		3412
		3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3414
2709	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2710		3416
2711	my $facedata;	3417	my $facedata;
2712	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3419	or die "$path: $!";
2714		3420
2715	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
2716		3422
2717	$facedata->{version} == 2	3423	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3425
		3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3428	$facedata->{resource}{"res/exp_table"} = {
		3429	type => FT_RSRC,
		3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
		3432	};
		3433	cf::cede_to_tick;
		3434
2720	{	3435	{
2721	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2722		3437
2723	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2725	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3441	cf::face::set_visibility $idx, $info->{visibility};
		3442	cf::face::set_magicmap $idx, $info->{magicmap};
2726	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2727	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2728	Coro::cede;	3445
		3446	cf::cede_to_tick;
2729	}	3447	}
2730		3448
2731	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
2732	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
2733	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
2734	or next;	3453	or next;
		3454
2735	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
		3456	cf::face::set_smooth $idx, $smooth;
2736	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2737	} else {	3458	} else {
2738	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
2739	}	3460	}
2740	Coro::cede;	3461
		3462	cf::cede_to_tick;
2741	}	3463	}
2742	}	3464	}
2743		3465
2744	{	3466	{
2745	my $anims = $facedata->{animinfo};	3467	my $anims = $facedata->{animinfo};
2746		3468
2747	while (my ($anim, $info) = each %$anims) {	3469	while (my ($anim, $info) = each %$anims) {
2748	cf::anim::set $anim, $info->{frames}, $info->{facings};	3470	cf::anim::set $anim, $info->{frames}, $info->{facings};
2749	Coro::cede;	3471	cf::cede_to_tick;
2750	}	3472	}
2751		3473
2752	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
2753	}	3475	}
2754		3476
		3477	{
		3478	my $res = $facedata->{resource};
		3479
		3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
		3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3483
		3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3485	cf::face::set_type $idx, $info->{type};
		3486	} else {
		3487	$RESOURCE{$name} = $info; # unused
		3488	}
		3489
		3490	cf::cede_to_tick;
		3491	}
		3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3495
2755	1	3496	1
2756	}	3497	}
2757		3498
		3499	register_exticmd fx_want => sub {
		3500	my ($ns, $want) = @_;
		3501
		3502	while (my ($k, $v) = each %$want) {
		3503	$ns->fx_want ($k, $v);
		3504	}
		3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
		3516
2758	sub reload_regions {	3517	sub reload_regions {
		3518	# HACK to clear player env face cache, we need some signal framework
		3519	# for this (global event?)
		3520	%ext::player_env::MUSIC_FACE_CACHE = ();
		3521
2759	load_resource_file "$MAPDIR/regions"	3522	load_resource_file "$MAPDIR/regions"
2760	or die "unable to load regions file\n";	3523	or die "unable to load regions file\n";
		3524
		3525	for (cf::region::list) {
		3526	$_->{match} = qr/$_->{match}/
		3527	if exists $_->{match};
		3528	}
2761	}	3529	}
2762		3530
2763	sub reload_facedata {	3531	sub reload_facedata {
2764	load_facedata "$DATADIR/facedata"	3532	load_facedata "$DATADIR/facedata"
2765	or die "unable to load facedata\n";	3533	or die "unable to load facedata\n";
2766	}	3534	}
2767		3535
2768	sub reload_archetypes {	3536	sub reload_archetypes {
2769	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
2770	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
2771	#d# NEED to laod twice to resolve forward references
2772	# this really needs to be done in an extra post-pass
2773	# (which needs to be synchronous, so solve it differently)
2774	load_resource_file "$DATADIR/archetypes"
2775	or die "unable to load archetypes\n";
2776	}	3539	}
2777		3540
2778	sub reload_treasures {	3541	sub reload_treasures {
2779	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
2780	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
2781	}	3544	}
2782		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
2783	sub reload_resources {	3569	sub reload_resources {
2784	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
2785		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
2786	reload_regions;	3575	reload_regions;
2787	reload_facedata;
2788	#reload_archetypes;#d#
2789	reload_archetypes;
2790	reload_treasures;	3576	reload_treasures;
2791		3577
2792	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
2793	}	3579	}
2794		3580
2795	sub init {	3581	sub reload_config {
2796	reload_resources;	3582	trace "reloading config file...\n";
2797	}
2798		3583
2799	sub cfg_load {
2800	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
2801	or return;	3585	or return;
2802		3586
2803	local $/;	3587	local $/;
2804	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
2805		3589
2806	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2807		3591
2808	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2809	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2810		3594
2811	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
2813	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2814	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
2815	};	3599	};
2816	warn $@ if $@;	3600	warn $@ if $@;
2817	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
2818	}	3632	}
2819		3633
2820	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
2821	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
2822	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
2823	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2824	(async {	3647	(async {
2825	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
2826	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
2827	};	3651	};
2828		3652
2829	cfg_load;	3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
		3667	reload_config;
2830	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
2831	load_extensions;	3678	load_extensions;
2832		3679
2833	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
2834	Event::loop;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
		3687	};
		3688
		3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
2835	}	3698	}
2836		3699
2837	#############################################################################	3700	#############################################################################
2838	# initialisation and cleanup	3701	# initialisation and cleanup
2839		3702
2840	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
2841	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
2842	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
2843	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2844	reentrant => 0,
2845	data => WF_AUTOCANCEL,
2846	signal => $signal,
2847	prio => 0,
2848	cb => sub {
2849	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
2850	},
2851	);	3709	};
2852	}	3710	}
2853	}	3711	}
2854		3712
2855	sub write_runtime {	3713	sub write_runtime_sync {
2856	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
2857		3715
2858	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
2859	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
2860		3718
2861	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2862		3720
2863	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
2864		3722
2865	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2866	or return;	3724	or return;
2867		3725
2868	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
2869	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
2870	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
2880	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
2881		3739
2882	close $fh	3740	close $fh
2883	or return;	3741	or return;
2884		3742
2885	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2886	and return;	3744	and return;
2887		3745
2888	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2889		3747
2890	1	3748	1
		3749	}
		3750
		3751	our $uuid_lock;
		3752	our $uuid_skip;
		3753
		3754	sub write_uuid_sync($) {
		3755	$uuid_skip ||= $_[0];
		3756
		3757	return if $uuid_lock;
		3758	local $uuid_lock = 1;
		3759
		3760	my $uuid = "$LOCALDIR/uuid";
		3761
		3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3763	or return;
		3764
		3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
		3773	$uuid_skip = 0;
		3774
		3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3776	and return;
		3777
		3778	# always fsync - this file is important
		3779	aio_fsync $fh
		3780	and return;
		3781
		3782	close $fh
		3783	or return;
		3784
		3785	aio_rename "$uuid~", $uuid
		3786	and return;
		3787
		3788	trace "uuid file written ($value).\n";
		3789
		3790	1
		3791
		3792	}
		3793
		3794	sub write_uuid($$) {
		3795	my ($skip, $sync) = @_;
		3796
		3797	$sync ? write_uuid_sync $skip
		3798	: async { write_uuid_sync $skip };
2891	}	3799	}
2892		3800
2893	sub emergency_save() {	3801	sub emergency_save() {
2894	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
2895		3803
2896	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
2897		3810
2898	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
2899	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
2900	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
2901	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
2902	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
2903	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
2904	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
2905	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2906	$pl->save;	3822	$pl->save;
2907	}	3823	}
2908	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
2909		3825
2910	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
2911	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
2912	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
2913	$map->valid or next;	3831	$map->valid or next;
2914	$map->save;	3832	$map->save;
2915	}	3833	}
2916	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
2917		3835
2918	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
2919	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
2920	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
		3841
		3842	info "emergency_perl_save: begin write uuid\n";
		3843	write_uuid_sync 1;
		3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
2921	};	3864	};
2922		3865
2923	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
2924	}	3867	}
2925		3868
2926	sub post_cleanup {	3869	sub post_cleanup {
2927	my ($make_core) = @_;	3870	my ($make_core) = @_;
2928		3871
		3872	IO::AIO::flush;
		3873
2929	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
2930	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
2931	}	3904	}
2932		3905
2933	sub do_reload_perl() {	3906	sub do_reload_perl() {
2934	# can/must only be called in main	3907	# can/must only be called in main
2935	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
2936	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
2937	return;	3910	return;
2938	}	3911	}
2939		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
2940	warn "reloading...";	3918	info "reloading...";
2941		3919
2942	warn "entering sync_job";	3920	trace "entering sync_job";
2943		3921
2944	cf::sync_job {	3922	cf::sync_job {
2945	cf::write_runtime; # external watchdog should not bark
2946	cf::emergency_save;	3923	cf::emergency_save;
2947	cf::write_runtime; # external watchdog should not bark
2948		3924
2949	warn "syncing database to disk";
2950	BDB::db_env_txn_checkpoint $DB_ENV;
2951
2952	# if anything goes wrong in here, we should simply crash as we already saved
2953
2954	warn "cancelling all WF_AUTOCANCEL watchers";
2955	for (Event::all_watchers) {
2956	$_->cancel if $_->data & WF_AUTOCANCEL;
2957	}
2958
2959	warn "flushing outstanding aio requests";
2960	for (;;) {
2961	BDB::flush;
2962	IO::AIO::flush;
2963	Coro::cede;
2964	last unless IO::AIO::nreqs || BDB::nreqs;
2965	warn "iterate...";
2966	}
2967
2968	++$RELOAD;
2969
2970	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
2971	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
2972	%EXT_CORO = ();	3927	%EXT_CORO = ();
2973		3928
2974	warn "removing commands";	3929	trace "removing commands";
2975	%COMMAND = ();	3930	%COMMAND = ();
2976		3931
2977	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
2978	%EXTCMD = ();	3933	%EXTCMD = ();
2979	%EXTICMD = ();	3934	%EXTICMD = ();
2980		3935
2981	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
2982	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
2983	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
2984		3939
2985	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
2986	eval {	3941	eval {
2987	$cb->($pkg);	3942	$cb->($pkg);
2988	1	3943	1
2989	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
2990	}	3949	}
2991		3950
2992	warn "... nuking $pkg";
2993	Symbol::delete_package $pkg;
2994	}
2995
2996	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
2997	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
2998	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2999		3954
3000	warn "... unloading $k";	3955	trace "... unloading $k";
3001	delete $INC{$k};	3956	delete $INC{$k};
3002		3957
3003	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3004	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3005		3960
3006	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3007	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3008	}	3966	}
3009		3967
3010	Symbol::delete_package $k;
3011	}
3012
3013	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3014	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3015	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3016		3971
3017	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3018	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3019	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3020		3975
3021	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3022	# and global variables created in xs	3977	# and global variables created in xs
3023	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3024		3979
3025	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3026		3981
3027	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3028	require cf;	3983	require cf;
3029	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3030		3985
3031	warn "loading config and database again";	3986	trace "loading config and database again";
3032	cf::cfg_load;	3987	cf::reload_config;
3033		3988
3034	warn "loading extensions";	3989	trace "loading extensions";
3035	cf::load_extensions;	3990	cf::load_extensions;
3036		3991
		3992	if ($REATTACH_ON_RELOAD) {
3037	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3038	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3039	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3040	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3041	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3042	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3043		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3044	warn "leaving sync_job";	4004	trace "leaving sync_job";
3045		4005
3046	1	4006	1
3047	} or do {	4007	} or do {
3048	warn $@;	4008	error $@;
3049	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3050	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3051	};	4014	}
3052		4015
3053	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3054	};	4018	};
3055		4019
3056	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3057		4021
3058	sub reload_perl() {	4022	sub reload_perl() {
3059	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3060	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3061		4025
3062	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3063	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3064	after => 0,	4028
3065	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3066	cb => sub {
3067	do_reload_perl;	4030	do_reload_perl;
3068	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3069	},	4032	};
3070	);	4033	};
3071	}	4034	}
3072		4035
3073	register_command "reload" => sub {	4036	register_command "reload" => sub {
3074	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3075		4038
3076	if ($who->flag (FLAG_WIZ)) {	4039	if ($who->flag (FLAG_WIZ)) {
3077	$who->message ("reloading server.");	4040	$who->message ("reloading server.");
		4041	async {
		4042	$Coro::current->{desc} = "perl_reload";
3078	async { reload_perl };	4043	reload_perl;
		4044	};
3079	}	4045	}
3080	};	4046	};
3081		4047
3082	unshift @INC, $LIBDIR;	4048	#############################################################################
3083		4049
3084	my $bug_warning = 0;	4050	my $bug_warning = 0;
3085		4051
3086	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3087	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3088		4054
3089	sub wait_for_tick {	4055	sub wait_for_tick {
3090	return unless $TICK_WATCHER->is_active;
3091	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3092		4057
3093	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3094	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3095	$signal->wait;	4060	$signal->wait;
3096	}	4061	}
3097		4062
3098	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3099	return unless $TICK_WATCHER->is_active;
3100	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3101		4065
3102	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3103	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3104	$signal->wait;	4068	$signal->wait;
3105	}	4069	}
3106		4070
3107	my $min = 1e6;#d#	4071	sub tick {
3108	my $avg = 10;
3109	$TICK_WATCHER = Event->timer (
3110	reentrant => 0,
3111	parked => 1,
3112	prio => 0,
3113	at => $NEXT_TICK || $TICK,
3114	data => WF_AUTOCANCEL,
3115	cb => sub {
3116	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3118	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3119	return;	4075	return;
3120	}	4076	}
3121		4077
3122	$NOW = $tick_start = Event::time;
3123
3124	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3125		4079
3126	0 && sync_job {#d#	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3127	for(1..10) {
3128	my $t = Event::time;
3129	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3130	or die;
3131		4081
3132	$map->width (50);	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3133	$map->height (50);	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3134	$map->alloc;	4084	Coro::async_pool {
3135	$map->_load_objects ("/tmp/x.map", 1);	4085	$Coro::current->{desc} = "runtime saver";
3136	my $t = Event::time - $t;	4086	write_runtime_sync
3137		4087	or error "ERROR: unable to write runtime file: $!";
3138	#next unless $t < 0.0013;#d#
3139	if ($t < $min) {
3140	$min = $t;
3141	}
3142	$avg = $avg * 0.99 + $t * 0.01;
3143	}
3144	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3145	exit 0;
3146	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3147	};	4088	};
		4089	}
3148		4090
3149	$RUNTIME += $TICK;
3150	$NEXT_TICK += $TICK;
3151
3152	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3153	$NEXT_RUNTIME_WRITE = $NOW + 10;
3154	Coro::async_pool {
3155	write_runtime
3156	or warn "ERROR: unable to write runtime file: $!";
3157	};
3158	}
3159
3160	# my $AFTER = Event::time;
3161	# warn $AFTER - $NOW;#d#
3162
3163	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3164	$sig->send;	4092	$sig->send;
3165	}	4093	}
3166	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3167	$sig->send;	4095	$sig->send;
3168	}	4096	}
3169		4097
3170	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3171
3172	# if we are delayed by four ticks or more, skip them all
3173	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3174
3175	$TICK_WATCHER->at ($NEXT_TICK);
3176	$TICK_WATCHER->start;
3177
3178	$LOAD = ($NOW - $tick_start) / $TICK;
3179	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3180		4100
3181	_post_tick;	4101	if (0) {
3182		4102	if ($NEXT_TICK) {
3183		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3184	},	4107	}
3185	);	4108	}
3186		4109
3187	{	4110	{
3188	BDB::max_poll_time $TICK * 0.1;	4111	# configure BDB
3189	$BDB_POLL_WATCHER = Event->io (	4112
3190	reentrant => 0,
3191	fd => BDB::poll_fileno,
3192	poll => 'r',
3193	prio => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => \&BDB::poll_cb,
3196	);
3197	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3198		4114	BDB::max_poll_reqs $TICK * 0.1;
3199	BDB::set_sync_prepare {	4115	$AnyEvent::BDB::WATCHER->priority (1);
3200	my $status;
3201	my $current = $Coro::current;
3202	(
3203	sub {
3204	$status = $!;
3205	$current->ready; undef $current;
3206	},
3207	sub {
3208	Coro::schedule while defined $current;
3209	$! = $status;
3210	},
3211	)
3212	};
3213		4116
3214	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3215	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
		4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3216		4124
3217	cf::sync_job {	4125	cf::sync_job {
3218	eval {	4126	eval {
3219	BDB::db_env_open	4127	BDB::db_env_open
3220	$DB_ENV,	4128	$DB_ENV,
…		…
3222	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4130	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3223	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4131	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3224	0666;	4132	0666;
3225		4133
3226	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4134	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3227
3228	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3229	$DB_ENV->set_lk_detect;
3230	};	4135	};
3231		4136
3232	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3233	};	4138	};
3234	}	4139	}
		4140
		4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4142	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4143	};
		4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4146	};
		4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4149	};
3235	}	4150	}
3236		4151
3237	{	4152	{
		4153	# configure IO::AIO
		4154
3238	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3239
3240	undef $Coro::AIO::WATCHER;
3241	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3242	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3243	reentrant => 0,
3244	data => WF_AUTOCANCEL,
3245	fd => IO::AIO::poll_fileno,
3246	poll => 'r',
3247	prio => 6,
3248	cb => \&IO::AIO::poll_cb,
3249	);
3250	}	4158	}
3251		4159
3252	my $_log_backtrace;	4160	my $_log_backtrace;
3253		4161
3254	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3257	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3258		4166
3259	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3260	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3261	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3262	async {	4171	async {
		4172	$Coro::current->{desc} = "abt $msg";
		4173
3263	my @bt = fork_call {	4174	my @bt = fork_call {
3264	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
3265	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4176	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3266	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4177	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3267	or die "addr2line: $!";	4178	or die "addr2line: $!";
…		…
3275	}	4186	}
3276		4187
3277	@funcs	4188	@funcs
3278	};	4189	};
3279		4190
3280	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3281	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3282	--$_log_backtrace;	4194	--$_log_backtrace;
3283	};	4195	};
3284	} else {	4196	} else {
3285	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3286	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3287	}	4199	}
3288	}	4200	}
3289		4201
3290	# load additional modules	4202	# load additional modules
3291	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3292		4205
3293	END { cf::emergency_save }	4206	END { cf::emergency_save }
3294		4207
3295	1	4208	1
3296		4209

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