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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.308 by root, Mon Jul 16 14:09:40 2007 UTC vs.
Revision 1.546 by root, Thu May 6 22:57:49 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
		246	=item @cf::INVOKE_RESULTS
		247
		248	This array contains the results of the last C<invoke ()> call. When
		249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		250	that call.
		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
172	=back	258	=back
173		259
174	=cut	260	=cut
175		261
176	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	269	my $msg = join "", @_;
179		270
180	$msg .= "\n"	271	$msg .= "\n"
181	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
182		273
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		275
185	utf8::encode $msg;
186	LOG llevError, $msg;	276	LOG llevWarn, $msg;
187	};	277	};
188	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
189		292
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	303	for my $pkg (qw(
201	cf::global cf::attachable	304	cf::global cf::attachable
202	cf::object cf::object::player	305	cf::object cf::object::player
203	cf::client cf::player	306	cf::client cf::player
204	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
205	cf::map cf::party cf::region	309	cf::party cf::region
206	)) {	310	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	312	}
210		313
211	$Event::DIED = sub {	314	$EV::DIED = sub {
212	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
213	};	316	};
214		317
215	#############################################################################	318	#############################################################################
216		319
217	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	343	$d
241	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
242	}	345	}
243		346
244	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
245		348
246	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
247		350
248	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
249		352
250	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
251		354
252	=cut	355	=cut
253		356
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		358
256	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
258		375
259	=item cf::lock_wait $string	376	=item cf::lock_wait $string
260		377
261	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
262		379
263	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
264		381
265	Wait until the given lock is available and then acquires it and returns	382	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	383	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
268	returned.	385	returned.
269		386
		387	Locks are *not* recursive, locking from the same coro twice results in a
		388	deadlocked coro.
		389
270	Lock names should begin with a unique identifier (for example, cf::map::find	390	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	391	uses map_find and cf::map::load uses map_load).
272		392
273	=item $locked = cf::lock_active $string	393	=item $locked = cf::lock_active $string
274		394
275	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
276		396
277	=cut	397	=cut
278		398
279	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
280		400
281	sub lock_wait($) {	401	sub lock_wait($) {
282	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	403	}
290		404
291	sub lock_acquire($) {	405	sub lock_acquire($) {
292	my ($key) = @_;	406	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	407	}
304		408
305	sub lock_active($) {	409	sub lock_active($) {
306	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	411	}
310		412
311	sub freeze_mainloop {	413	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
313		415
314	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	417	}
		418
		419	=item cf::periodic $interval, $cb
		420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
		432	}
		433
		434	=item cf::get_slot $time[, $priority[, $name]]
		435
		436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		437	This call blocks and returns only when you have at least C<$time> seconds
		438	of cpu time till the next tick. The slot is only valid till the next cede.
		439
		440	The optional C<$name> can be used to identify the job to run. It might be
		441	used for statistical purposes and should identify the same time-class.
		442
		443	Useful for short background jobs.
		444
		445	=cut
		446
		447	our @SLOT_QUEUE;
		448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
		450
		451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
		455	my $signal = new Coro::Signal;
		456	my $busy;
		457
		458	while () {
		459	next_job:
		460
		461	my $avail = cf::till_tick;
		462
		463	for (0 .. $#SLOT_QUEUE) {
		464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
		466	my $job = splice @SLOT_QUEUE, $_, 1, ();
		467	$job->[2]->send;
		468	Coro::cede;
		469	goto next_job;
		470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		472	}
		473	}
		474
		475	if (@SLOT_QUEUE) {
		476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		477	push @cf::WAIT_FOR_TICK, $signal;
		478	$signal->wait;
		479	} else {
		480	$busy = 0;
		481	Coro::schedule;
		482	}
316	};	483	}
317	$TICK_WATCHER->stop;	484	};
318	$guard	485
		486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
		489	my ($time, $pri, $name) = @_;
		490
		491	$time = clamp $time, 0.01, $TICK * .6;
		492
		493	my $sig = new Coro::Signal;
		494
		495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		497	$SLOT_QUEUE->ready;
		498	$sig->wait;
319	}	499	}
320		500
321	=item cf::async { BLOCK }	501	=item cf::async { BLOCK }
322		502
323	Currently the same as Coro::async_pool, meaning you cannot use	503	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		508
329	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
330		510
331	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
332		512
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	516	acceptable.
337		517
338	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	523	=cut
344		524
345	sub sync_job(&) {	525	sub sync_job(&) {
346	my ($job) = @_;	526	my ($job) = @_;
347		527
348	if ($Coro::current == $Coro::main) {	528	if (in_main) {
349	my $time = Event::time;	529	my $time = AE::time;
350		530
351	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
353		533
354	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	535
356	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
357		537
358	my $busy = 1;	538	my $busy = 1;
359	my @res;	539	my @res;
360		540
361	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	543	@res = eval { $job->() };
363	warn $@ if $@;	544	error $@ if $@;
364	undef $busy;	545	undef $busy;
365	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
366		547
367	while ($busy) {	548	while ($busy) {
368	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
369	}	553	}
		554	}
370		555
371	$time = Event::time - $time;	556	my $time = AE::time - $time;
372		557
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
377		559
378	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
379	} else {	561	} else {
380	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
381		563
…		…
406	=item fork_call { }, $args	588	=item fork_call { }, $args
407		589
408	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
412		594
413	=cut	595	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		596
424	sub fork_call(&@) {	597	sub fork_call(&@) {
425	my ($cb, @args) = @_;	598	my ($cb, @args) = @_;
426		599
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	600	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	601	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	602	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		603
432	if (my $pid = fork) {	604	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	605	reset_signals;
446	local $SIG{__WARN__};	606	&$cb
447	local $SIG{__DIE__};	607	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		608
454	eval {	609	wantarray ? @res : $res[-1]
455	close $fh1;	610	}
456		611
457	my @res = eval { $cb->(@args) };	612	sub objinfo {
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	613	(
		614	"counter value" => cf::object::object_count,
		615	"objects created" => cf::object::create_count,
		616	"objects destroyed" => cf::object::destroy_count,
		617	"freelist size" => cf::object::free_count,
		618	"allocated objects" => cf::object::objects_size,
		619	"active objects" => cf::object::actives_size,
		620	)
		621	}
		622
		623	=item $coin = coin_from_name $name
		624
		625	=cut
		626
		627	our %coin_alias = (
		628	"silver" => "silvercoin",
		629	"silvercoin" => "silvercoin",
		630	"silvercoins" => "silvercoin",
		631	"gold" => "goldcoin",
		632	"goldcoin" => "goldcoin",
		633	"goldcoins" => "goldcoin",
		634	"platinum" => "platinacoin",
		635	"platinumcoin" => "platinacoin",
		636	"platinumcoins" => "platinacoin",
		637	"platina" => "platinacoin",
		638	"platinacoin" => "platinacoin",
		639	"platinacoins" => "platinacoin",
		640	"royalty" => "royalty",
		641	"royalties" => "royalty",
		642	);
		643
		644	sub coin_from_name($) {
		645	$coin_alias{$_[0]}
		646	? cf::arch::find $coin_alias{$_[0]}
		647	: undef
466	}	648	}
467		649
468	=item $value = cf::db_get $family => $key	650	=item $value = cf::db_get $family => $key
469		651
470	Returns a single value from the environment database.	652	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	654	=item cf::db_put $family => $key => $value
473		655
474	Stores the given C<$value> in the family. It can currently store binary	656	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	657	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		658
		659	=item $db = cf::db_table "name"
		660
		661	Create and/or open a new database table. The string must not be "db" and must be unique
		662	within each server.
		663
477	=cut	664	=cut
		665
		666	sub db_table($) {
		667	cf::error "db_get called from main context"
		668	if $Coro::current == $Coro::main;
		669
		670	my ($name) = @_;
		671	my $db = BDB::db_create $DB_ENV;
		672
		673	eval {
		674	$db->set_flags (BDB::CHKSUM);
		675
		676	utf8::encode $name;
		677	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		678	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		679	cf::cleanup "db_open(db): $!" if $!;
		680	};
		681	cf::cleanup "db_open(db): $@" if $@;
		682
		683	$db
		684	}
478		685
479	our $DB;	686	our $DB;
480		687
481	sub db_init {	688	sub db_init {
482	unless ($DB) {	689	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	690	}
497		691
498	sub db_get($$) {	692	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	693	my $key = "$_[0]/$_[1]";
500		694
501	cf::sync_job {	695	cf::error "db_get called from main context"
		696	if $Coro::current == $Coro::main;
		697
502	BDB::db_get $DB, undef, $key, my $data;	698	BDB::db_get $DB, undef, $key, my $data;
503		699
504	$! ? ()	700	$! ? ()
505	: $data	701	: $data
506	}
507	}	702	}
508		703
509	sub db_put($$$) {	704	sub db_put($$$) {
510	BDB::dbreq_pri 4;	705	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	706	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
550	if (1) {	745	if (1) {
551	$md5 =	746	$md5 =
552	join "\x00",	747	join "\x00",
553	$processversion,	748	$processversion,
554	map {	749	map {
555	Coro::cede;	750	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	751	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	752	} 0.. $#$src;
558		753
559		754
560	my $dbmd5 = db_get cache => "$id/md5";	755	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		762
568	my $t1 = Time::HiRes::time;	763	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	764	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	765	my $t2 = Time::HiRes::time;
571		766
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	767	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		768
574	db_put cache => "$id/data", $data;	769	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	770	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	771	db_put cache => "$id/meta", $meta;
577		772
…		…
587		782
588	=cut	783	=cut
589		784
590	sub datalog($@) {	785	sub datalog($@) {
591	my ($type, %kv) = @_;	786	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	787	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	788	}
594		789
595	=back	790	=back
596		791
597	=cut	792	=cut
598		793
599	#############################################################################	794	#############################################################################
600		795
601	=head2 ATTACHABLE OBJECTS	796	=head2 ATTACHABLE OBJECTS
602		797
603	Many objects in crossfire are so-called attachable objects. That means you can	798	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	799	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	800	to it. All such attachable objects support the following methods.
606		801
607	In the following description, CLASS can be any of C<global>, C<object>	802	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	803	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	804	Deliantra).
610		805
611	=over 4	806	=over 4
612		807
613	=item $attachable->attach ($attachment, key => $value...)	808	=item $attachable->attach ($attachment, key => $value...)
614		809
…		…
658	=item cf::CLASS::attachment $name, ...	853	=item cf::CLASS::attachment $name, ...
659		854
660	Register an attachment by C<$name> through which attachable objects of the	855	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	856	given CLASS can refer to this attachment.
662		857
663	Some classes such as crossfire maps and objects can specify attachments	858	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	859	that are attached at load/instantiate time, thus the need for a name.
665		860
666	These calls expect any number of the following handler/hook descriptions:	861	These calls expect any number of the following handler/hook descriptions:
667		862
668	=over 4	863	=over 4
…		…
792		987
793	} elsif (exists $cb_id{$type}) {	988	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	989	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		990
796	} elsif (ref $type) {	991	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	992	error "attaching objects not supported, ignoring.\n";
798		993
799	} else {	994	} else {
800	shift @arg;	995	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	996	error "attach argument '$type' not supported, ignoring.\n";
802	}	997	}
803	}	998	}
804	}	999	}
805		1000
806	sub _object_attach {	1001	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1011	_attach $registry, $klass, @attach;
817	}	1012	}
818		1013
819	$obj->{$name} = \%arg;	1014	$obj->{$name} = \%arg;
820	} else {	1015	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1016	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1017	}
823		1018
824	$obj->{_attachment}{$name} = undef;	1019	$obj->{_attachment}{$name} = undef;
825	}	1020	}
826		1021
…		…
866	";	1061	";
867	die if $@;	1062	die if $@;
868	}	1063	}
869		1064
870	our $override;	1065	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1066	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1067
873	sub override {	1068	sub override {
874	$override = 1;	1069	$override = 1;
875	@invoke_results = ();	1070	@INVOKE_RESULTS = (@_);
876	}	1071	}
877		1072
878	sub do_invoke {	1073	sub do_invoke {
879	my $event = shift;	1074	my $event = shift;
880	my $callbacks = shift;	1075	my $callbacks = shift;
881		1076
882	@invoke_results = ();	1077	@INVOKE_RESULTS = ();
883		1078
884	local $override;	1079	local $override;
885		1080
886	for (@$callbacks) {	1081	for (@$callbacks) {
887	eval { &{$_->[1]} };	1082	eval { &{$_->[1]} };
888		1083
889	if ($@) {	1084	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1085	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1086	override;
893	}	1087	}
894		1088
895	return 1 if $override;	1089	return 1 if $override;
896	}	1090	}
897		1091
898	0	1092	0
899	}	1093	}
900		1094
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1095	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1096
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1097	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1098
905	Generate an object-specific event with the given arguments.	1099	Generate an object-specific event with the given arguments.
906		1100
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1101	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1102	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1103	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1104
911	=back	1105	=back
912		1106
913	=cut	1107	=cut
914		1108
915	#############################################################################	1109	#############################################################################
916	# object support	1110	# object support
		1111
		1112	sub _object_equal($$);
		1113	sub _object_equal($$) {
		1114	my ($a, $b) = @_;
		1115
		1116	return 0 unless (ref $a) eq (ref $b);
		1117
		1118	if ("HASH" eq ref $a) {
		1119	my @ka = keys %$a;
		1120	my @kb = keys %$b;
		1121
		1122	return 0 if @ka != @kb;
		1123
		1124	for (0 .. $#ka) {
		1125	return 0 unless $ka[$_] eq $kb[$_];
		1126	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1127	}
		1128
		1129	} elsif ("ARRAY" eq ref $a) {
		1130
		1131	return 0 if @$a != @$b;
		1132
		1133	for (0 .. $#$a) {
		1134	return 0 unless _object_equal $a->[$_], $b->[$_];
		1135	}
		1136
		1137	} elsif ($a ne $b) {
		1138	return 0;
		1139	}
		1140
		1141	1
		1142	}
		1143
		1144	our $SLOW_MERGES;#d#
		1145	sub _can_merge {
		1146	my ($ob1, $ob2) = @_;
		1147
		1148	++$SLOW_MERGES;#d#
		1149
		1150	# we do the slow way here
		1151	return _object_equal $ob1, $ob2
		1152	}
917		1153
918	sub reattach {	1154	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1155	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1156	my ($obj) = @_;
921		1157
		1158	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1159	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1160
924	my $registry = $obj->registry;	1161	my $registry = $obj->registry;
925		1162
926	@$registry = ();	1163	@$registry = ();
927		1164
…		…
932	for (@$attach) {	1169	for (@$attach) {
933	my ($klass, @attach) = @$_;	1170	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1171	_attach $registry, $klass, @attach;
935	}	1172	}
936	} else {	1173	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1174	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1175	}
939	}	1176	}
940	}	1177	}
941		1178
942	cf::attachable->attach (	1179	cf::attachable->attach (
943	prio => -1000000,	1180	prio => -1000000,
944	on_instantiate => sub {	1181	on_instantiate => sub {
945	my ($obj, $data) = @_;	1182	my ($obj, $data) = @_;
946		1183
947	$data = from_json $data;	1184	$data = decode_json $data;
948		1185
949	for (@$data) {	1186	for (@$data) {
950	my ($name, $args) = @$_;	1187	my ($name, $args) = @$_;
951		1188
952	$obj->attach ($name, %{$args || {} });	1189	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1205	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1206	my ($filename, $rdata, $objs) = @_;
970		1207
971	sync_job {	1208	sync_job {
972	if (length $$rdata) {	1209	if (length $$rdata) {
		1210	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1211	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1212	$decname, length $$rdata, scalar @$objs
		1213	if $VERBOSE_IO;
975		1214
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1215	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1216	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1217	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1218	if ($cf::USE_FSYNC) {
		1219	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;
		1220	aio_fsync $fh;
		1221	}
980	close $fh;	1222	aio_close $fh;
981		1223
982	if (@$objs) {	1224	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1225	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1226	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1227	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1228	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1229	if ($cf::USE_FSYNC) {
		1230	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;
		1231	aio_fsync $fh;
		1232	}
988	close $fh;	1233	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1234	aio_rename "$filename.pst~", "$filename.pst";
990	}	1235	}
991	} else {	1236	} else {
992	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
993	}	1238	}
994		1239
995	aio_rename "$filename~", $filename;	1240	aio_rename "$filename~", $filename;
		1241
		1242	$filename =~ s%/[^/]+$%%;
		1243	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1244	} else {
997	warn "FATAL: $filename~: $!\n";	1245	error "unable to save objects: $filename~: $!\n";
998	}	1246	}
999	} else {	1247	} else {
1000	aio_unlink $filename;	1248	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1249	aio_unlink "$filename.pst";
1002	}	1250	}
1003	}	1251	};
1004	}	1252	}
1005		1253
1006	sub object_freezer_as_string {	1254	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1255	my ($rdata, $objs) = @_;
1008		1256
…		…
1020	or return;	1268	or return;
1021		1269
1022	unless (aio_stat "$filename.pst") {	1270	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1271	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1272	or return;
		1273
1025	$av = eval { (Storable::thaw $av)->{objs} };	1274	my $st = eval { Coro::Storable::thaw $av };
		1275	$av = $st->{objs};
1026	}	1276	}
1027		1277
		1278	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1279	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1280	$decname, length $data, scalar @{$av || []}
		1281	if $VERBOSE_IO;
		1282
1030	return ($data, $av);	1283	($data, $av)
1031	}	1284	}
1032		1285
1033	=head2 COMMAND CALLBACKS	1286	=head2 COMMAND CALLBACKS
1034		1287
1035	=over 4	1288	=over 4
…		…
1089	my ($name, $cb) = @_;	1342	my ($name, $cb) = @_;
1090		1343
1091	$EXTICMD{$name} = $cb;	1344	$EXTICMD{$name} = $cb;
1092	}	1345	}
1093		1346
		1347	use File::Glob ();
		1348
1094	cf::player->attach (	1349	cf::player->attach (
1095	on_command => sub {	1350	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1351	my ($pl, $name, $params) = @_;
1097		1352
1098	my $cb = $COMMAND{$name}	1353	my $cb = $COMMAND{$name}
1099	or return;	1354	or return;
1100		1355
…		…
1108	my ($pl, $buf) = @_;	1363	my ($pl, $buf) = @_;
1109		1364
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1365	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1366
1112	if (ref $msg) {	1367	if (ref $msg) {
		1368	my ($type, $reply, @payload) =
		1369	"ARRAY" eq ref $msg
		1370	? @$msg
		1371	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1372
		1373	my @reply;
		1374
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1375	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1376	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1377	}
		1378
		1379	$pl->ext_reply ($reply, @reply)
		1380	if $reply;
		1381
1118	} else {	1382	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1383	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1384	}
1121		1385
1122	cf::override;	1386	cf::override;
1123	},	1387	},
1124	);	1388	);
1125		1389
		1390	# "readahead" all extensions
		1391	sub cache_extensions {
		1392	my $grp = IO::AIO::aio_group;
		1393
		1394	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1395	for (grep /\.ext$/, @{$_[0]}) {
		1396	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1397	}
		1398	};
		1399
		1400	$grp
		1401	}
		1402
1126	sub load_extensions {	1403	sub load_extensions {
		1404	info "loading extensions...";
		1405
1127	cf::sync_job {	1406	cf::sync_job {
1128	my %todo;	1407	my %todo;
1129		1408
1130	for my $path (<$LIBDIR/*.ext>) {	1409	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1410	next unless -r $path;
…		…
1149		1428
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1429	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1430	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1431
1153	$ext{source} =	1432	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1433	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1434	. "#line 1 \"$path\"\n{\n"
1156	. $source	1435	. $source
1157	. "\n};\n1";	1436	. "\n};\n1";
1158		1437
1159	$todo{$base} = \%ext;	1438	$todo{$base} = \%ext;
1160	}	1439	}
1161		1440
		1441	my $pass = 0;
1162	my %done;	1442	my %done;
1163	while (%todo) {	1443	while (%todo) {
1164	my $progress;	1444	my $progress;
1165		1445
		1446	++$pass;
		1447
		1448	ext:
1166	while (my ($k, $v) = each %todo) {	1449	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1450	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1451	next ext
1169	unless exists $done{$_};	1452	unless exists $done{$_};
1170	}	1453	}
1171		1454
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1455	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1456
1174	unless (eval $v->{source}) {	1457	my $active = eval $v->{source};
		1458
		1459	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1460	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1461
		1462	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1463	if exists $v->{meta}{mandatory};
1179	warn $msg;	1464
1180	warn "mandatory extension failed to load, exiting.\n";	1465	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1466	delete $todo{$k};
1182	}	1467	} else {
1183		1468	$done{$k} = delete $todo{$k};
1184	warn $msg;	1469	push @EXTS, $v->{pkg};
		1470	$progress = 1;
		1471
		1472	info "$v->{base}: extension inactive.\n"
		1473	unless $active;
1185	}	1474	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1475	}
1191		1476
1192	skip:	1477	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1478	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1479
		1480	while (my ($k, $v) = each %todo) {
		1481	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1482	if exists $v->{meta}{mandatory};
		1483	}
		1484	}
1195	}	1485	}
1196	};	1486	};
1197	}	1487	}
1198		1488
1199	#############################################################################	1489	#############################################################################
1200		1490
1201	=back	1491	=back
1202		1492
1203	=head2 CORE EXTENSIONS	1493	=head2 CORE EXTENSIONS
1204		1494
1205	Functions and methods that extend core crossfire objects.	1495	Functions and methods that extend core deliantra objects.
1206		1496
1207	=cut	1497	=cut
1208		1498
1209	package cf::player;	1499	package cf::player;
1210		1500
1211	use Coro::AIO;	1501	use Coro::AIO;
1212		1502
1213	=head3 cf::player	1503	=head3 cf::player
1214		1504
1215	=over 4	1505	=over 4
		1506
		1507	=item cf::player::num_playing
		1508
		1509	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1510
		1511	=cut
		1512
		1513	sub num_playing {
		1514	scalar grep
		1515	$_->ob->map
		1516	&& !$_->hidden
		1517	&& !$_->ob->flag (cf::FLAG_WIZ),
		1518	cf::player::list
		1519	}
1216		1520
1217	=item cf::player::find $login	1521	=item cf::player::find $login
1218		1522
1219	Returns the given player object, loading it if necessary (might block).	1523	Returns the given player object, loading it if necessary (might block).
1220		1524
…		…
1239		1543
1240	sub exists($) {	1544	sub exists($) {
1241	my ($login) = @_;	1545	my ($login) = @_;
1242		1546
1243	$cf::PLAYER{$login}	1547	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1548	or !aio_stat path $login
1245	}	1549	}
1246		1550
1247	sub find($) {	1551	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1552	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1553	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1560	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1561	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1562	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1563	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1564
1261	my $pl = load_pl path $login	1565	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1566	or return;
		1567
		1568	my $pl = cf::player::load_pl $f
		1569	or return;
		1570
		1571	local $cf::PLAYER_LOADING{$login} = $pl;
		1572	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1573	$cf::PLAYER{$login} = $pl
1264	}	1574	}
1265	}	1575	}
1266	}	1576	}
		1577
		1578	cf::player->attach (
		1579	on_load => sub {
		1580	my ($pl, $path) = @_;
		1581
		1582	# restore slots saved in save, below
		1583	my $slots = delete $pl->{_slots};
		1584
		1585	$pl->ob->current_weapon ($slots->[0]);
		1586	$pl->combat_ob ($slots->[1]);
		1587	$pl->ranged_ob ($slots->[2]);
		1588	},
		1589	);
1267		1590
1268	sub save($) {	1591	sub save($) {
1269	my ($pl) = @_;	1592	my ($pl) = @_;
1270		1593
1271	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1599	return if $pl->{deny_save};
1277		1600
1278	aio_mkdir playerdir $pl, 0770;	1601	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1602	$pl->{last_save} = $cf::RUNTIME;
1280		1603
		1604	cf::get_slot 0.01;
		1605
		1606	# save slots, to be restored later
		1607	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1608
1281	$pl->save_pl ($path);	1609	$pl->save_pl ($path);
1282	Coro::cede;	1610	cf::cede_to_tick;
1283	}	1611	}
1284		1612
1285	sub new($) {	1613	sub new($) {
1286	my ($login) = @_;	1614	my ($login) = @_;
1287		1615
…		…
1293	$cf::PLAYER{$login} = $self;	1621	$cf::PLAYER{$login} = $self;
1294		1622
1295	$self	1623	$self
1296	}	1624	}
1297		1625
		1626	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1627
		1628	=cut
		1629
		1630	sub send_msg {
		1631	my $ns = shift->ns
		1632	or return;
		1633	$ns->send_msg (@_);
		1634	}
		1635
1298	=item $pl->quit_character	1636	=item $pl->quit_character
1299		1637
1300	Nukes the player without looking back. If logged in, the connection will	1638	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1639	be destroyed. May block for a long time.
1302		1640
…		…
1306	my ($pl) = @_;	1644	my ($pl) = @_;
1307		1645
1308	my $name = $pl->ob->name;	1646	my $name = $pl->ob->name;
1309		1647
1310	$pl->{deny_save} = 1;	1648	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1649	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1650
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1651	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1652	$pl->deactivate;
		1653	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1654	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1655	$pl->ns->destroy if $pl->ns;
1317		1656
1318	my $path = playerdir $pl;	1657	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1658	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1694	or return [];
1356		1695
1357	my @logins;	1696	my @logins;
1358		1697
1359	for my $login (@$dirs) {	1698	for my $login (@$dirs) {
		1699	my $path = path $login;
		1700
		1701	# a .pst is a dead give-away for a valid player
		1702	# if no pst file found, open and chekc for blocked users
		1703	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1704	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1705	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1706	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1707	}
1363		1708
1364	utf8::decode $login;	1709	utf8::decode $login;
1365	push @logins, $login;	1710	push @logins, $login;
1366	}	1711	}
1367		1712
1368	\@logins	1713	\@logins
1369	}	1714	}
1370		1715
1371	=item $player->maps	1716	=item $player->maps
		1717
		1718	=item cf::player::maps $login
1372		1719
1373	Returns an arrayref of map paths that are private for this	1720	Returns an arrayref of map paths that are private for this
1374	player. May block.	1721	player. May block.
1375		1722
1376	=cut	1723	=cut
…		…
1394	}	1741	}
1395		1742
1396	\@paths	1743	\@paths
1397	}	1744	}
1398		1745
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1746	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1747
1401	Expand crossfire pod fragments into protocol xml.	1748	Expand deliantra pod fragments into protocol xml.
1402		1749
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1750	=item $player->ext_reply ($msgid, @msg)
1450		1751
1451	Sends an ext reply to the player.	1752	Sends an ext reply to the player.
1452		1753
1453	=cut	1754	=cut
1454		1755
1455	sub ext_reply($$%) {	1756	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1757	my ($self, $id, @msg) = @_;
1457		1758
1458	$msg{msgid} = $id;	1759	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1760	}
1461		1761
1462	=item $player->ext_event ($type, %msg)	1762	=item $player->ext_msg ($type, @msg)
1463		1763
1464	Sends an ext event to the client.	1764	Sends an ext event to the client.
1465		1765
1466	=cut	1766	=cut
1467		1767
1468	sub ext_event($$%) {	1768	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1769	my ($self, $type, @msg) = @_;
1470		1770
1471	$self->ns->ext_event ($type, %msg);	1771	$self->ns->ext_msg ($type, @msg);
1472	}	1772	}
1473		1773
1474	=head3 cf::region	1774	=head3 cf::region
1475		1775
1476	=over 4	1776	=over 4
…		…
1485		1785
1486	=cut	1786	=cut
1487		1787
1488	sub find_by_path($) {	1788	sub find_by_path($) {
1489	my ($path) = @_;	1789	my ($path) = @_;
		1790
		1791	$path =~ s/^~[^\/]*//; # skip ~login
1490		1792
1491	my ($match, $specificity);	1793	my ($match, $specificity);
1492		1794
1493	for my $region (list) {	1795	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1796	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	1822	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1823	our $DEFAULT_RESET = 3000;
1522		1824
1523	sub generate_random_map {	1825	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1826	my ($self, $rmp) = @_;
		1827
		1828	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1829
1525	# mit "rum" bekleckern, nicht	1830	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1831	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1832	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1833	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1834	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1835	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1836	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1837	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1838	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1548		1853
1549	sub register {	1854	sub register {
1550	my (undef, $regex, $prio) = @_;	1855	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1856	my $pkg = caller;
1552		1857
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1858	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1859
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1860	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1861	}
1558		1862
1559	# also paths starting with '/'	1863	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1864	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1865
1562	sub thawer_merge {	1866	sub thawer_merge {
1563	my ($self, $merge) = @_;	1867	my ($self, $merge) = @_;
1564		1868
1565	# we have to keep some variables in memory intact	1869	# we have to keep some variables in memory intact
…		…
1570	}	1874	}
1571		1875
1572	sub normalise {	1876	sub normalise {
1573	my ($path, $base) = @_;	1877	my ($path, $base) = @_;
1574		1878
1575	$path = "$path"; # make sure its a string	1879	$path = "$path"; # make sure it's a string
1576		1880
1577	$path =~ s/\.map$//;	1881	$path =~ s/\.map$//;
1578		1882
1579	# map plan:	1883	# map plan:
1580	#	1884	#
…		…
1619	$self->init; # pass $1 etc.	1923	$self->init; # pass $1 etc.
1620	return $self;	1924	return $self;
1621	}	1925	}
1622	}	1926	}
1623		1927
1624	Carp::cluck "unable to resolve path '$path' (base '$base').";	1928	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	1929	()
1626	}	1930	}
1627		1931
1628	sub init {	1932	sub init {
1629	my ($self) = @_;	1933	my ($self) = @_;
…		…
1651		1955
1652	# the temporary/swap location	1956	# the temporary/swap location
1653	sub save_path {	1957	sub save_path {
1654	my ($self) = @_;	1958	my ($self) = @_;
1655		1959
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1960	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1961	"$TMPDIR/$path.map"
1658	}	1962	}
1659		1963
1660	# the unique path, undef == no special unique path	1964	# the unique path, undef == no special unique path
1661	sub uniq_path {	1965	sub uniq_path {
1662	my ($self) = @_;	1966	my ($self) = @_;
1663		1967
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1968	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1969	"$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	}	1970	}
1676		1971
1677	sub decay_objects {	1972	sub decay_objects {
1678	my ($self) = @_;	1973	my ($self) = @_;
1679		1974
…		…
1692		1987
1693	sub load_header_from($) {	1988	sub load_header_from($) {
1694	my ($self, $path) = @_;	1989	my ($self, $path) = @_;
1695		1990
1696	utf8::encode $path;	1991	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1992	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1993	or return;
		1994
		1995	$self->_load_header ($f)
		1996	or return;
		1997
		1998	local $MAP_LOADING{$self->{path}} = $self;
		1999	$f->resolve_delayed_derefs;
1702		2000
1703	$self->{load_path} = $path;	2001	$self->{load_path} = $path;
1704		2002
1705	1	2003	1
1706	}	2004	}
…		…
1758		2056
1759	sub find;	2057	sub find;
1760	sub find {	2058	sub find {
1761	my ($path, $origin) = @_;	2059	my ($path, $origin) = @_;
1762		2060
		2061	cf::cede_to_tick;
		2062
1763	$path = normalise $path, $origin && $origin->path;	2063	$path = normalise $path, $origin && $origin->path;
1764		2064
		2065	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2066	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2067
1767	$cf::MAP{$path} || do {	2068	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2069	my $map = new_from_path cf::map $path
1770	or return;	2070	or return;
1771		2071
1772	$map->{last_save} = $cf::RUNTIME;	2072	$map->{last_save} = $cf::RUNTIME;
1773		2073
…		…
1775	or return;	2075	or return;
1776		2076
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2077	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2078	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2079	#$cf::WAIT_FOR_TICK->wait;
		2080	undef $guard2;
		2081	undef $guard1;
1780	$map->reset;	2082	$map->reset;
1781	undef $guard;
1782	return find $path;	2083	return find $path;
1783	}	2084	}
1784		2085
1785	$cf::MAP{$path} = $map	2086	$cf::MAP{$path} = $map
1786	}	2087	}
1787	}	2088	}
1788		2089
1789	sub pre_load { }	2090	sub pre_load { }
1790	sub post_load { }	2091	#sub post_load { } # XS
1791		2092
1792	sub load {	2093	sub load {
1793	my ($self) = @_;	2094	my ($self) = @_;
1794		2095
1795	local $self->{deny_reset} = 1; # loading can take a long time	2096	local $self->{deny_reset} = 1; # loading can take a long time
1796		2097
1797	my $path = $self->{path};	2098	my $path = $self->{path};
1798		2099
1799	{	2100	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2101	my $guard = cf::lock_acquire "map_data:$path";
1801		2102
		2103	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2104	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2105
1804	$self->in_memory (cf::MAP_LOADING);	2106	$self->in_memory (cf::MAP_LOADING);
1805		2107
1806	$self->alloc;	2108	$self->alloc;
1807		2109
1808	$self->pre_load;	2110	$self->pre_load;
1809	Coro::cede;	2111	cf::cede_to_tick;
1810		2112
		2113	my $f = new_from_file cf::object::thawer $self->{load_path};
		2114	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2115	$self->_load_objects ($f)
1812	or return;	2116	or return;
1813		2117
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2118	$self->post_load_original
1815	if delete $self->{load_original};	2119	if delete $self->{load_original};
1816		2120
1817	if (my $uniq = $self->uniq_path) {	2121	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2122	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2123	unless (aio_stat $uniq) {
		2124	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2125	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2126	$self->_load_objects ($f);
		2127	$f->resolve_delayed_derefs;
		2128	}
1822	}	2129	}
1823	}	2130	}
1824		2131
1825	Coro::cede;	2132	$f->resolve_delayed_derefs;
		2133
		2134	cf::cede_to_tick;
1826	# now do the right thing for maps	2135	# now do the right thing for maps
1827	$self->link_multipart_objects;	2136	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2137	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2138	unless $self->difficulty;
1830	Coro::cede;	2139	cf::cede_to_tick;
1831		2140
1832	unless ($self->{deny_activate}) {	2141	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2142	$self->decay_objects;
1834	$self->fix_auto_apply;	2143	$self->fix_auto_apply;
1835	$self->update_buttons;	2144	$self->update_buttons;
1836	Coro::cede;	2145	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2146	$self->activate;
1840	}	2147	}
1841		2148
		2149	$self->{last_save} = $cf::RUNTIME;
		2150	$self->last_access ($cf::RUNTIME);
		2151
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2152	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2153	}
1844		2154
1845	$self->post_load;	2155	$self->post_load;
1846	}	2156	}
1847		2157
		2158	# customize the map for a given player, i.e.
		2159	# return the _real_ map. used by e.g. per-player
		2160	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2161	sub customise_for {
1849	my ($self, $ob) = @_;	2162	my ($self, $ob) = @_;
1850		2163
1851	return find "~" . $ob->name . "/" . $self->{path}	2164	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2165	if $self->per_player;
…		…
1856		2169
1857	$self	2170	$self
1858	}	2171	}
1859		2172
1860	# find and load all maps in the 3x3 area around a map	2173	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2174	sub load_neighbours {
1862	my ($map) = @_;	2175	my ($map) = @_;
1863		2176
1864	my @diag; # diagonal neighbours	2177	my @neigh; # diagonal neighbours
1865		2178
1866	for (0 .. 3) {	2179	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2180	my $neigh = $map->tile_path ($_)
1868	or next;	2181	or next;
1869	$neigh = find $neigh, $map	2182	$neigh = find $neigh, $map
1870	or next;	2183	or next;
1871	$neigh->load;	2184	$neigh->load;
1872		2185
		2186	# now find the diagonal neighbours
		2187	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2188	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2189	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2190	}
1876		2191
1877	for (@diag) {	2192	for (grep defined $_->[0], @neigh) {
		2193	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2194	my $neigh = find $path, $origin
1879	or next;	2195	or next;
1880	$neigh->load;	2196	$neigh->load;
1881	}	2197	}
1882	}	2198	}
1883		2199
1884	sub find_sync {	2200	sub find_sync {
1885	my ($path, $origin) = @_;	2201	my ($path, $origin) = @_;
1886		2202
1887	cf::sync_job { find $path, $origin }	2203	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2204	if $Coro::current == $Coro::main;
		2205
		2206	find $path, $origin
1888	}	2207	}
1889		2208
1890	sub do_load_sync {	2209	sub do_load_sync {
1891	my ($map) = @_;	2210	my ($map) = @_;
1892		2211
1893	cf::sync_job { $map->load };	2212	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2213	if $Coro::current == $Coro::main;
		2214
		2215	$map->load;
1894	}	2216	}
1895		2217
1896	our %MAP_PREFETCH;	2218	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2219	our $MAP_PREFETCHER = undef;
1898		2220
1899	sub find_async {	2221	sub find_async {
1900	my ($path, $origin) = @_;	2222	my ($path, $origin, $load) = @_;
1901		2223
1902	$path = normalise $path, $origin && $origin->{path};	2224	$path = normalise $path, $origin && $origin->{path};
1903		2225
1904	if (my $map = $cf::MAP{$path}) {	2226	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2227	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2228	}
1907		2229
1908	undef $MAP_PREFETCH{$path};	2230	$MAP_PREFETCH{$path} |= $load;
		2231
1909	$MAP_PREFETCHER ||= cf::async {	2232	$MAP_PREFETCHER ||= cf::async {
		2233	$Coro::current->{desc} = "map prefetcher";
		2234
1910	while (%MAP_PREFETCH) {	2235	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2236	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2237	if (my $map = find $k) {
1913	$map->load;	2238	$map->load if $v;
1914	}	2239	}
1915		2240
1916	delete $MAP_PREFETCH{$path};	2241	delete $MAP_PREFETCH{$k};
1917	}	2242	}
1918	}	2243	}
1919	undef $MAP_PREFETCHER;	2244	undef $MAP_PREFETCHER;
1920	};	2245	};
1921	$MAP_PREFETCHER->prio (6);	2246	$MAP_PREFETCHER->prio (6);
1922		2247
1923	()	2248	()
1924	}	2249	}
1925		2250
		2251	# common code, used by both ->save and ->swapout
1926	sub save {	2252	sub _save {
1927	my ($self) = @_;	2253	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2254
1931	$self->{last_save} = $cf::RUNTIME;	2255	$self->{last_save} = $cf::RUNTIME;
1932		2256
1933	return unless $self->dirty;	2257	return unless $self->dirty;
1934		2258
…		…
1940	return if $self->{deny_save};	2264	return if $self->{deny_save};
1941		2265
1942	local $self->{last_access} = $self->last_access;#d#	2266	local $self->{last_access} = $self->last_access;#d#
1943		2267
1944	cf::async {	2268	cf::async {
		2269	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2270	$_->contr->save for $self->players;
1946	};	2271	};
		2272
		2273	cf::get_slot 0.02;
1947		2274
1948	if ($uniq) {	2275	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2276	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2277	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2278	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2279	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2280	}
1954	}	2281	}
1955		2282
		2283	sub save {
		2284	my ($self) = @_;
		2285
		2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2287
		2288	$self->_save;
		2289	}
		2290
1956	sub swap_out {	2291	sub swap_out {
1957	my ($self) = @_;	2292	my ($self) = @_;
1958		2293
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2295
		2296	return if $self->in_memory != cf::MAP_ACTIVE;
		2297	return if $self->{deny_save};
1964	return if $self->players;	2298	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2299
		2300	# first deactivate the map and "unlink" it from the core
		2301	$self->deactivate;
		2302	$_->clear_links_to ($self) for values %cf::MAP;
		2303	$self->in_memory (cf::MAP_SWAPPED);
		2304
		2305	# then atomically save
		2306	$self->_save;
		2307
		2308	# then free the map
1968	$self->clear;	2309	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2310	}
1971		2311
1972	sub reset_at {	2312	sub reset_at {
1973	my ($self) = @_;	2313	my ($self) = @_;
1974		2314
…		…
1992		2332
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2333	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2334
1995	return if $self->players;	2335	return if $self->players;
1996		2336
1997	warn "resetting map ", $self->path;	2337	cf::trace "resetting map ", $self->path, "\n";
1998		2338
1999	$self->in_memory (cf::MAP_SWAPPED);	2339	$self->in_memory (cf::MAP_SWAPPED);
2000		2340
2001	# need to save uniques path	2341	# need to save uniques path
2002	unless ($self->{deny_save}) {	2342	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2346	if $uniq;
2007	}	2347	}
2008		2348
2009	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2010		2350
		2351	$self->deactivate;
		2352	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2353	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2354
2015	$self->unlink_save;	2355	$self->unlink_save;
2016	$self->destroy;	2356	$self->destroy;
2017	}	2357	}
2018		2358
2019	my $nuke_counter = "aaaa";	2359	my $nuke_counter = "aaaa";
2020		2360
2021	sub nuke {	2361	sub nuke {
2022	my ($self) = @_;	2362	my ($self) = @_;
2023		2363
		2364	{
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
2024	delete $cf::MAP{$self->path};	2367	delete $cf::MAP{$self->path};
2025		2368
2026	$self->unlink_save;	2369	$self->unlink_save;
2027		2370
2028	bless $self, "cf::map";	2371	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2372	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2373	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2374	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2375	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2376
2034	$cf::MAP{$self->path} = $self;	2377	$cf::MAP{$self->path} = $self;
		2378	}
2035		2379
2036	$self->reset; # polite request, might not happen	2380	$self->reset; # polite request, might not happen
2037	}	2381	}
2038		2382
2039	=item $maps = cf::map::tmp_maps	2383	=item $maps = cf::map::tmp_maps
…		…
2081		2425
2082	sub unique_maps() {	2426	sub unique_maps() {
2083	[	2427	[
2084	map {	2428	map {
2085	utf8::decode $_;	2429	utf8::decode $_;
2086	/\.map$/	2430	s/\.map$//; # TODO future compatibility hack
		2431	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2432	? ()
2087	? normalise $_	2433	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2434	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2435	]
2091	}	2436	}
2092		2437
2093	package cf;	2438	=item cf::map::static_maps
		2439
		2440	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2441	file in the shared directory excluding F</styles> and F</editor>). May
		2442	block.
		2443
		2444	=cut
		2445
		2446	sub static_maps() {
		2447	my @dirs = "";
		2448	my @maps;
		2449
		2450	while (@dirs) {
		2451	my $dir = shift @dirs;
		2452
		2453	next if $dir eq "/styles" || $dir eq "/editor";
		2454
		2455	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2456	or return;
		2457
		2458	for (@$files) {
		2459	s/\.map$// or next;
		2460	utf8::decode $_;
		2461	push @maps, "$dir/$_";
		2462	}
		2463
		2464	push @dirs, map "$dir/$_", @$dirs;
		2465	}
		2466
		2467	\@maps
		2468	}
2094		2469
2095	=back	2470	=back
2096		2471
2097	=head3 cf::object	2472	=head3 cf::object
2098		2473
…		…
2102		2477
2103	=over 4	2478	=over 4
2104		2479
2105	=item $ob->inv_recursive	2480	=item $ob->inv_recursive
2106		2481
2107	Returns the inventory of the object _and_ their inventories, recursively.	2482	Returns the inventory of the object I<and> their inventories, recursively,
		2483	but I<not> the object itself.
2108		2484
2109	=cut	2485	=cut
2110		2486
2111	sub inv_recursive_;	2487	sub inv_recursive_;
2112	sub inv_recursive_ {	2488	sub inv_recursive_ {
…		…
2115		2491
2116	sub inv_recursive {	2492	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2493	inv_recursive_ inv $_[0]
2118	}	2494	}
2119		2495
		2496	=item $ref = $ob->ref
		2497
		2498	Creates and returns a persistent reference to an object that can be stored as a string.
		2499
		2500	=item $ob = cf::object::deref ($refstring)
		2501
		2502	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2503	even if the object actually exists. May block.
		2504
		2505	=cut
		2506
		2507	sub deref {
		2508	my ($ref) = @_;
		2509
		2510	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2511	my ($uuid, $name) = ($1, $2);
		2512	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2513	or return;
		2514	$pl->ob->uuid eq $uuid
		2515	or return;
		2516
		2517	$pl->ob
		2518	} else {
		2519	warn "$ref: cannot resolve object reference\n";
		2520	undef
		2521	}
		2522	}
		2523
2120	package cf;	2524	package cf;
2121		2525
2122	=back	2526	=back
2123		2527
2124	=head3 cf::object::player	2528	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2534	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	2535	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2536	dialogue with the given NPC character.
2133		2537
2134	=cut	2538	=cut
		2539
		2540	our $SAY_CHANNEL = {
		2541	id => "say",
		2542	title => "Map",
		2543	reply => "say ",
		2544	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2545	};
		2546
		2547	our $CHAT_CHANNEL = {
		2548	id => "chat",
		2549	title => "Chat",
		2550	reply => "chat ",
		2551	tooltip => "Player chat and shouts, global to the server.",
		2552	};
2135		2553
2136	# rough implementation of a future "reply" method that works	2554	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2555	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2556	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2557	sub cf::object::player::reply($$$;$) {
…		…
2146		2564
2147	} else {	2565	} else {
2148	my $pl = $self->contr;	2566	my $pl = $self->contr;
2149		2567
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2568	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2569	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2570	$dialog->{pl}->ext_msg ($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		2571
2159	} else {	2572	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2573	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2574	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2575	}
2163	}	2576	}
		2577	}
		2578
		2579	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2580
		2581	=cut
		2582
		2583	sub cf::object::send_msg {
		2584	my $pl = shift->contr
		2585	or return;
		2586	$pl->send_msg (@_);
2164	}	2587	}
2165		2588
2166	=item $player_object->may ("access")	2589	=item $player_object->may ("access")
2167		2590
2168	Returns wether the given player is authorized to access resource "access"	2591	Returns wether the given player is authorized to access resource "access"
…		…
2181		2604
2182	=item $player_object->enter_link	2605	=item $player_object->enter_link
2183		2606
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2607	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2608
2186	The player should be reasonably safe there for short amounts of time. You	2609	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.	2610	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2611	though, as the player cannot control the character while it is on the link
		2612	map.
2188		2613
2189	Will never block.	2614	Will never block.
2190		2615
2191	=item $player_object->leave_link ($map, $x, $y)	2616	=item $player_object->leave_link ($map, $x, $y)
2192		2617
…		…
2212	sub cf::object::player::enter_link {	2637	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2638	my ($self) = @_;
2214		2639
2215	$self->deactivate_recursive;	2640	$self->deactivate_recursive;
2216		2641
		2642	++$self->{_link_recursion};
		2643
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2644	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2645
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2646	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2647	if $self->map && $self->map->{path} ne "{link}";
2221		2648
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2649	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2650	}
2224		2651
2225	sub cf::object::player::leave_link {	2652	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2653	my ($self, $map, $x, $y) = @_;
2227		2654
…		…
2244	($x, $y) = (-1, -1)	2671	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2672	unless (defined $x) && (defined $y);
2246		2673
2247	# use -1 or undef as default coordinates, not 0, 0	2674	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2675	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2676	if $x <= 0 && $y <= 0;
2250		2677
2251	$map->load;	2678	$map->load;
2252	$map->load_diag;	2679	$map->load_neighbours;
2253		2680
2254	return unless $self->contr->active;	2681	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2682
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2683	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2684	if ($self->enter_map ($map, $x, $y)) {
2259	}	2685	# entering was successful
		2686	delete $self->{_link_recursion};
		2687	# only activate afterwards, to support waiting in hooks
		2688	$self->activate_recursive;
		2689	}
2260		2690
		2691	}
		2692
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2693	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2694
2263	Moves the player to the given map-path and coordinates by first freezing	2695	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	2696	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	2697	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2698	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2699	be called at the end of this process.
2268		2700
		2701	Note that $check will be called with a potentially non-loaded map, so if
		2702	it needs a loaded map it has to call C<< ->load >>.
		2703
2269	=cut	2704	=cut
2270		2705
2271	our $GOTOGEN;	2706	our $GOTOGEN;
2272		2707
2273	sub cf::object::player::goto {	2708	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2709	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2710
		2711	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2712	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2713	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2714	($path, $x, $y) = @$EMERGENCY_POSITION;
		2715	}
		2716
2276	# do generation counting so two concurrent goto's will be executed in-order	2717	# do generation counting so two concurrent goto's will be executed in-order
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2718	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2719
2279	$self->enter_link;	2720	$self->enter_link;
2280		2721
2281	(async {	2722	(async {
		2723	$Coro::current->{desc} = "player::goto $path $x $y";
		2724
		2725	# *tag paths override both path and x|y
		2726	if ($path =~ /^\*(.*)$/) {
		2727	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2728	my $ob = $obs[rand @obs];
		2729
		2730	# see if we actually can go there
		2731	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2732	$ob = $obs[rand @obs];
		2733	} else {
		2734	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2735	}
		2736	# else put us there anyways for now #d#
		2737
		2738	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2739	} else {
		2740	($path, $x, $y) = (undef, undef, undef);
		2741	}
		2742	}
		2743
2282	my $map = eval {	2744	my $map = eval {
2283	my $map = cf::map::find $path;	2745	my $map = defined $path ? cf::map::find $path : undef;
2284		2746
2285	if ($map) {	2747	if ($map) {
2286	$map = $map->customise_for ($self);	2748	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2749	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2750	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2751	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2752	}
2291		2753
2292	$map	2754	$map
2293	};	2755	};
2294		2756
…		…
2300	if ($gen == $self->{_goto_generation}) {	2762	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2763	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2764	$self->leave_link ($map, $x, $y);
2303	}	2765	}
2304		2766
2305	$done->() if $done;	2767	$done->($self) if $done;
2306	})->prio (1);	2768	})->prio (1);
2307	}	2769	}
2308		2770
2309	=item $player_object->enter_exit ($exit_object)	2771	=item $player_object->enter_exit ($exit_object)
2310		2772
…		…
2330	}	2792	}
2331		2793
2332	sub prepare_random_map {	2794	sub prepare_random_map {
2333	my ($exit) = @_;	2795	my ($exit) = @_;
2334		2796
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2797	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2798	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2799	# that depends on the exit object
2340		2800
2341	my $rmp = parse_random_map_params $exit->msg;	2801	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2803	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2804	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2805	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2806	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2807	$rmp->{origin_y} = $exit->y;
		2808
		2809	$exit->map->touch;
2348	}	2810	}
2349		2811
2350	$rmp->{random_seed} ||= $exit->random_seed;	2812	$rmp->{random_seed} ||= $exit->random_seed;
2351		2813
2352	my $data = cf::to_json $rmp;	2814	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2815	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2816	my $meta = "$RANDOMDIR/$md5.meta";
2355		2817
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2818	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2819	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2820	undef $fh;
2359	aio_rename "$meta~", $meta;	2821	aio_rename "$meta~", $meta;
2360		2822
		2823	my $slaying = "?random/$md5";
		2824
		2825	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2826	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2827	$exit->msg (undef);
		2828	}
2363	}	2829	}
2364	}	2830	}
2365		2831
2366	sub cf::object::player::enter_exit {	2832	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2833	my ($self, $exit) = @_;
2368		2834
2369	return unless $self->type == cf::PLAYER;	2835	return unless $self->type == cf::PLAYER;
2370		2836
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2837	$self->enter_link;
2383		2838
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2839	(async {
2389	$self->deactivate_recursive; # just to be sure	2840	$Coro::current->{desc} = "enter_exit";
		2841
2390	unless (eval {	2842	unless (eval {
		2843	$self->deactivate_recursive; # just to be sure
		2844
		2845	# random map handling
		2846	{
		2847	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2848
		2849	prepare_random_map $exit
		2850	if $exit->slaying eq "/!";
		2851	}
		2852
		2853	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2854	my $x = $exit->stats->hp;
		2855	my $y = $exit->stats->sp;
		2856
2391	$self->goto ($slaying, $hp, $sp);	2857	$self->goto ($map, $x, $y);
2392		2858
		2859	# if exit is damned, update players death & WoR home-position
		2860	$self->contr->savebed ($map, $x, $y)
		2861	if $exit->flag (cf::FLAG_DAMNED);
		2862
2393	1;	2863	1
2394	}) {	2864	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2865	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2866	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2867	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2868	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2869
2400	warn "ERROR in enter_exit: $@";	2870	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	2871	$self->leave_link;
2402	}	2872	}
2403	})->prio (1);	2873	})->prio (1);
2404	}	2874	}
2405		2875
…		…
2419		2889
2420	utf8::encode $text;	2890	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2891	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2892	}
2423		2893
		2894	=item $client->send_big_packet ($pkt)
		2895
		2896	Like C<send_packet>, but tries to compress large packets, and fragments
		2897	them as required.
		2898
		2899	=cut
		2900
		2901	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2902
		2903	sub cf::client::send_big_packet {
		2904	my ($self, $pkt) = @_;
		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
		2917	}
		2918
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2919	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2920
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2921	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2922	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2923	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2924	the message unless the client supports the msg packet.
2430		2925
2431	=cut	2926	=cut
2432		2927
		2928	# non-persistent channels (usually the info channel)
		2929	our %CHANNEL = (
		2930	"c/motd" => {
		2931	id => "infobox",
		2932	title => "MOTD",
		2933	reply => undef,
		2934	tooltip => "The message of the day",
		2935	},
		2936	"c/identify" => {
		2937	id => "infobox",
		2938	title => "Identify",
		2939	reply => undef,
		2940	tooltip => "Items recently identified",
		2941	},
		2942	"c/examine" => {
		2943	id => "infobox",
		2944	title => "Examine",
		2945	reply => undef,
		2946	tooltip => "Signs and other items you examined",
		2947	},
		2948	"c/shopinfo" => {
		2949	id => "infobox",
		2950	title => "Shop Info",
		2951	reply => undef,
		2952	tooltip => "What your bargaining skill tells you about the shop",
		2953	},
		2954	"c/book" => {
		2955	id => "infobox",
		2956	title => "Book",
		2957	reply => undef,
		2958	tooltip => "The contents of a note or book",
		2959	},
		2960	"c/lookat" => {
		2961	id => "infobox",
		2962	title => "Look",
		2963	reply => undef,
		2964	tooltip => "What you saw there",
		2965	},
		2966	"c/who" => {
		2967	id => "infobox",
		2968	title => "Players",
		2969	reply => undef,
		2970	tooltip => "Shows players who are currently online",
		2971	},
		2972	"c/body" => {
		2973	id => "infobox",
		2974	title => "Body Parts",
		2975	reply => undef,
		2976	tooltip => "Shows which body parts you posess and are available",
		2977	},
		2978	"c/statistics" => {
		2979	id => "infobox",
		2980	title => "Statistics",
		2981	reply => undef,
		2982	tooltip => "Shows your primary statistics",
		2983	},
		2984	"c/skills" => {
		2985	id => "infobox",
		2986	title => "Skills",
		2987	reply => undef,
		2988	tooltip => "Shows your experience per skill and item power",
		2989	},
		2990	"c/shopitems" => {
		2991	id => "infobox",
		2992	title => "Shop Items",
		2993	reply => undef,
		2994	tooltip => "Shows the items currently for sale in this shop",
		2995	},
		2996	"c/resistances" => {
		2997	id => "infobox",
		2998	title => "Resistances",
		2999	reply => undef,
		3000	tooltip => "Shows your resistances",
		3001	},
		3002	"c/pets" => {
		3003	id => "infobox",
		3004	title => "Pets",
		3005	reply => undef,
		3006	tooltip => "Shows information abotu your pets/a specific pet",
		3007	},
		3008	"c/perceiveself" => {
		3009	id => "infobox",
		3010	title => "Perceive Self",
		3011	reply => undef,
		3012	tooltip => "You gained detailed knowledge about yourself",
		3013	},
		3014	"c/uptime" => {
		3015	id => "infobox",
		3016	title => "Uptime",
		3017	reply => undef,
		3018	tooltip => "How long the server has been running since last restart",
		3019	},
		3020	"c/mapinfo" => {
		3021	id => "infobox",
		3022	title => "Map Info",
		3023	reply => undef,
		3024	tooltip => "Information related to the maps",
		3025	},
		3026	"c/party" => {
		3027	id => "party",
		3028	title => "Party",
		3029	reply => "gsay ",
		3030	tooltip => "Messages and chat related to your party",
		3031	},
		3032	"c/death" => {
		3033	id => "death",
		3034	title => "Death",
		3035	reply => undef,
		3036	tooltip => "Reason for and more info about your most recent death",
		3037	},
		3038	"c/say" => $SAY_CHANNEL,
		3039	"c/chat" => $CHAT_CHANNEL,
		3040	);
		3041
2433	sub cf::client::send_msg {	3042	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3043	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3044
2436	$msg = $self->pl->expand_cfpod ($msg);	3045	$msg = $self->pl->expand_cfpod ($msg)
		3046	unless $color & cf::NDI_VERBATIM;
		3047
		3048	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3049
		3050	# check predefined channels, for the benefit of C
		3051	if ($CHANNEL{$channel}) {
		3052	$channel = $CHANNEL{$channel};
		3053
		3054	$self->ext_msg (channel_info => $channel);
		3055	$channel = $channel->{id};
		3056
		3057	} elsif (ref $channel) {
		3058	# send meta info to client, if not yet sent
		3059	unless (exists $self->{channel}{$channel->{id}}) {
		3060	$self->{channel}{$channel->{id}} = $channel;
		3061	$self->ext_msg (channel_info => $channel);
		3062	}
		3063
		3064	$channel = $channel->{id};
		3065	}
2437		3066
2438	return unless @extra || length $msg;	3067	return unless @extra || length $msg;
2439		3068
2440	if ($self->can_msg) {	3069	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3070	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3071	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3072
2453	if ($color >= 0) {	3073	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3074	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3075	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3076	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3077
		3078	$self->send_big_packet ($pkt);
		3079	}
		3080
2464	=item $client->ext_event ($type, %msg)	3081	=item $client->ext_msg ($type, @msg)
2465		3082
2466	Sends an ext event to the client.	3083	Sends an ext event to the client.
2467		3084
2468	=cut	3085	=cut
2469		3086
2470	sub cf::client::ext_event($$%) {	3087	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3088	my ($self, $type, @msg) = @_;
2472		3089
2473	return unless $self->extcmd;	3090	if ($self->extcmd == 2) {
2474		3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3092	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	3093	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
		3096	}
		3097
		3098	=item $client->ext_reply ($msgid, @msg)
		3099
		3100	Sends an ext reply to the client.
		3101
		3102	=cut
		3103
		3104	sub cf::client::ext_reply($$@) {
		3105	my ($self, $id, @msg) = @_;
		3106
		3107	if ($self->extcmd == 2) {
		3108	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3109	} elsif ($self->extcmd == 1) {
		3110	#TODO: version 1, remove
		3111	unshift @msg, msgtype => "reply", msgid => $id;
		3112	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3113	}
2477	}	3114	}
2478		3115
2479	=item $success = $client->query ($flags, "text", \&cb)	3116	=item $success = $client->query ($flags, "text", \&cb)
2480		3117
2481	Queues a query to the client, calling the given callback with	3118	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3173	my ($ns, $buf) = @_;
2537		3174
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3175	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3176
2540	if (ref $msg) {	3177	if (ref $msg) {
		3178	my ($type, $reply, @payload) =
		3179	"ARRAY" eq ref $msg
		3180	? @$msg
		3181	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3182
		3183	my @reply;
		3184
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3185	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3186	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3187	}
		3188
		3189	$ns->ext_reply ($reply, @reply)
		3190	if $reply;
		3191
2547	} else {	3192	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3193	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3194	}
2550		3195
2551	cf::override;	3196	cf::override;
2552	},	3197	},
2553	);	3198	);
…		…
2573		3218
2574	$coro	3219	$coro
2575	}	3220	}
2576		3221
2577	cf::client->attach (	3222	cf::client->attach (
2578	on_destroy => sub {	3223	on_client_destroy => sub {
2579	my ($ns) = @_;	3224	my ($ns) = @_;
2580		3225
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3226	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3227	},
2583	);	3228	);
…		…
2598	our $safe = new Safe "safe";	3243	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3244	our $safe_hole = new Safe::Hole;
2600		3245
2601	$SIG{FPE} = 'IGNORE';	3246	$SIG{FPE} = 'IGNORE';
2602		3247
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3248	$safe->permit_only (Opcode::opset qw(
		3249	:base_core :base_mem :base_orig :base_math :base_loop
		3250	grepstart grepwhile mapstart mapwhile
		3251	sort time
		3252	));
2604		3253
2605	# here we export the classes and methods available to script code	3254	# here we export the classes and methods available to script code
2606		3255
2607	=pod	3256	=pod
2608		3257
2609	The following functions and methods are available within a safe environment:	3258	The following functions and methods are available within a safe environment:
2610		3259
2611	cf::object	3260	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3261	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3262	insert remove name archname title slaying race decrease split
		3263	value
2614		3264
2615	cf::object::player	3265	cf::object::player
2616	player	3266	player
2617		3267
2618	cf::player	3268	cf::player
…		…
2623		3273
2624	=cut	3274	=cut
2625		3275
2626	for (	3276	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3277	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3278	insert remove inv nrof name archname title slaying race
		3279	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3280	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3281	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3282	["cf::map" => qw(trigger)],
2632	) {	3283	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3284	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3285	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3286	for @funs;
2637	}	3287	}
2638		3288
…		…
2653		3303
2654	my $qcode = $code;	3304	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3305	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3306	$qcode =~ s/\n/\\n/g;
2657		3307
		3308	%vars = (_dummy => 0) unless %vars;
		3309
		3310	my @res;
2658	local $_;	3311	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3312
2661	my $eval =	3313	my $eval =
2662	"do {\n"	3314	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3315	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3316	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3317	. $code
2666	. "\n}"	3318	. "\n}"
2667	;	3319	;
2668		3320
		3321	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3322	sub_generation_inc;
		3323	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3324	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3325	sub_generation_inc;
		3326	} else {
		3327	local @cf::_safe_eval_args = values %vars;
		3328	@res = wantarray ? eval eval : scalar eval $eval;
		3329	}
2672		3330
2673	if ($@) {	3331	if ($@) {
2674	warn "$@";	3332	warn "$@",
2675	warn "while executing safe code '$code'\n";	3333	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3334	"with arguments " . (join " ", %vars) . "\n";
2677	}	3335	}
2678		3336
2679	wantarray ? @res : $res[0]	3337	wantarray ? @res : $res[0]
2680	}	3338	}
2681		3339
…		…
2695	=cut	3353	=cut
2696		3354
2697	sub register_script_function {	3355	sub register_script_function {
2698	my ($fun, $cb) = @_;	3356	my ($fun, $cb) = @_;
2699		3357
2700	no strict 'refs';	3358	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3359	*$fun = $safe_hole->wrap ($cb);
2702	}	3360	}
2703		3361
2704	=back	3362	=back
2705		3363
2706	=cut	3364	=cut
…		…
2709	# the server's init and main functions	3367	# the server's init and main functions
2710		3368
2711	sub load_facedata($) {	3369	sub load_facedata($) {
2712	my ($path) = @_;	3370	my ($path) = @_;
2713		3371
		3372	# HACK to clear player env face cache, we need some signal framework
		3373	# for this (global event?)
		3374	%ext::player_env::MUSIC_FACE_CACHE = ();
		3375
		3376	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3377
2714	warn "loading facedata from $path\n";	3378	trace "loading facedata from $path\n";
2715		3379
2716	my $facedata;
2717	0 < aio_load $path, $facedata	3380	0 < aio_load $path, my $facedata
2718	or die "$path: $!";	3381	or die "$path: $!";
2719		3382
2720	$facedata = Coro::Storable::thaw $facedata;	3383	$facedata = Coro::Storable::thaw $facedata;
2721		3384
2722	$facedata->{version} == 2	3385	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3386	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3387
		3388	# patch in the exptable
		3389	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3390	$facedata->{resource}{"res/exp_table"} = {
		3391	type => FT_RSRC,
		3392	data => $exp_table,
		3393	hash => (Digest::MD5::md5 $exp_table),
		3394	};
		3395	cf::cede_to_tick;
		3396
2725	{	3397	{
2726	my $faces = $facedata->{faceinfo};	3398	my $faces = $facedata->{faceinfo};
2727		3399
2728	while (my ($face, $info) = each %$faces) {	3400	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3401	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3402
2730	cf::face::set_visibility $idx, $info->{visibility};	3403	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3404	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3405	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3406	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2734		3407
2735	cf::cede_to_tick;	3408	cf::cede_to_tick;
2736	}	3409	}
2737		3410
2738	while (my ($face, $info) = each %$faces) {	3411	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3412	next unless $info->{smooth};
		3413
2740	my $idx = cf::face::find $face	3414	my $idx = cf::face::find $face
2741	or next;	3415	or next;
		3416
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3417	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3418	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3419	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3420	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3421	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3422	}
2748		3423
2749	cf::cede_to_tick;	3424	cf::cede_to_tick;
2750	}	3425	}
2751	}	3426	}
…		…
2760		3435
2761	cf::anim::invalidate_all; # d'oh	3436	cf::anim::invalidate_all; # d'oh
2762	}	3437	}
2763		3438
2764	{	3439	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3440	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3441
2770	while (my ($name, $info) = each %$res) {	3442	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3443	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3444	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3445
2779	if ($name =~ /\.jpg$/) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3446	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3447	cf::face::set_type $idx, $info->{type};
2782	} else {	3448	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3449	$RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3450	}
2789		3451
2790	cf::cede_to_tick;	3452	cf::cede_to_tick;
2791	}	3453	}
2792	}	3454	}
2793		3455
		3456	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3457
2794	1	3458	1
2795	}	3459	}
2796		3460
		3461	register_exticmd fx_want => sub {
		3462	my ($ns, $want) = @_;
		3463
		3464	while (my ($k, $v) = each %$want) {
		3465	$ns->fx_want ($k, $v);
		3466	}
		3467	};
		3468
		3469	sub load_resource_file($) {
		3470	my $guard = lock_acquire "load_resource_file";
		3471
		3472	my $status = load_resource_file_ $_[0];
		3473	get_slot 0.1, 100;
		3474	cf::arch::commit_load;
		3475
		3476	$status
		3477	}
		3478
2797	sub reload_regions {	3479	sub reload_regions {
		3480	# HACK to clear player env face cache, we need some signal framework
		3481	# for this (global event?)
		3482	%ext::player_env::MUSIC_FACE_CACHE = ();
		3483
2798	load_resource_file "$MAPDIR/regions"	3484	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3485	or die "unable to load regions file\n";
2800		3486
2801	for (cf::region::list) {	3487	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3488	$_->{match} = qr/$_->{match}/
…		…
2810	}	3496	}
2811		3497
2812	sub reload_archetypes {	3498	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3499	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3500	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3501	}
2821		3502
2822	sub reload_treasures {	3503	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3504	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3505	or die "unable to load treasurelists\n";
2825	}	3506	}
2826		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
2827	sub reload_resources {	3531	sub reload_resources {
2828	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
2829		3533
		3534	reload_exp_table;
		3535	reload_materials;
		3536	reload_facedata;
		3537	reload_sound;
		3538	reload_archetypes;
2830	reload_regions;	3539	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3540	reload_treasures;
2835		3541
2836	warn "finished reloading resource files\n";	3542	trace "finished reloading resource files\n";
2837	}	3543	}
2838		3544
2839	sub init {	3545	sub reload_config {
2840	reload_resources;	3546	trace "reloading config file...\n";
2841	}
2842		3547
2843	sub cfg_load {	3548	0 < aio_load "$CONFDIR/config", my $config
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3549	or die "$CONFDIR/config: $!";
2845	or return;
2846		3550
2847	local $/;	3551	utf8::decode $config;
		3552
		3553	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
2848	*CFG = YAML::Syck::Load <$fh>;	3554	*CFG = YAML::XS::Load $config;
2849		3555
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3556	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3557
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3558	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3559	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3560
2855	if (exists $CFG{mlockall}) {	3561	if (exists $CFG{mlockall}) {
…		…
2859	};	3565	};
2860	warn $@ if $@;	3566	warn $@ if $@;
2861	}	3567	}
2862	}	3568	}
2863		3569
		3570	sub pidfile() {
		3571	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3572	or die "$PIDFILE: $!";
		3573	flock $fh, &Fcntl::LOCK_EX
		3574	or die "$PIDFILE: flock: $!";
		3575	$fh
		3576	}
		3577
		3578	# make sure only one server instance is running at any one time
		3579	sub atomic {
		3580	my $fh = pidfile;
		3581
		3582	my $pid = <$fh>;
		3583	kill 9, $pid if $pid > 0;
		3584
		3585	seek $fh, 0, 0;
		3586	print $fh $$;
		3587	}
		3588
		3589	sub main_loop {
		3590	trace "EV::loop starting\n";
		3591	if (1) {
		3592	EV::loop;
		3593	}
		3594	trace "EV::loop returned\n";
		3595	goto &main_loop unless $REALLY_UNLOOP;
		3596	}
		3597
2864	sub main {	3598	sub main {
		3599	cf::init_globals; # initialise logging
		3600
		3601	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3602	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3603	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3604	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3605
		3606	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3607
2865	# we must not ever block the main coroutine	3608	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3609	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3610	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3611	(async {
2869	Event::one_event;	3612	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3613	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3614	})->prio (Coro::PRIO_MAX);
2871	};	3615	};
2872		3616
2873	cfg_load;	3617	evthread_start IO::AIO::poll_fileno;
		3618
		3619	cf::sync_job {
		3620	cf::incloader::init ();
		3621
		3622	cf::init_anim;
		3623	cf::init_attackmess;
		3624	cf::init_dynamic;
		3625
		3626	cf::load_settings;
		3627
		3628	reload_resources;
		3629	reload_config;
2874	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
2875	load_extensions;	3640	load_extensions;
2876		3641
2877	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
2879	}	3660	}
2880		3661
2881	#############################################################################	3662	#############################################################################
2882	# initialisation and cleanup	3663	# initialisation and cleanup
2883		3664
2884	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
2885	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
2894	},
2895	);	3671	};
2896	}	3672	}
2897	}	3673	}
2898		3674
2899	sub write_runtime {	3675	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
2901		3677
2902	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
2904		3680
2905	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3682
2907	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
2908		3684
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3686	or return;
2911		3687
2912	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
2925		3701
2926	close $fh	3702	close $fh
2927	or return;	3703	or return;
2928		3704
2929	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3706	and return;
2931		3707
2932	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3709
2934	1	3710	1
		3711	}
		3712
		3713	our $uuid_lock;
		3714	our $uuid_skip;
		3715
		3716	sub write_uuid_sync($) {
		3717	$uuid_skip ||= $_[0];
		3718
		3719	return if $uuid_lock;
		3720	local $uuid_lock = 1;
		3721
		3722	my $uuid = "$LOCALDIR/uuid";
		3723
		3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3725	or return;
		3726
		3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
		3735	$uuid_skip = 0;
		3736
		3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3738	and return;
		3739
		3740	# always fsync - this file is important
		3741	aio_fsync $fh
		3742	and return;
		3743
		3744	close $fh
		3745	or return;
		3746
		3747	aio_rename "$uuid~", $uuid
		3748	and return;
		3749
		3750	trace "uuid file written ($value).\n";
		3751
		3752	1
		3753
		3754	}
		3755
		3756	sub write_uuid($$) {
		3757	my ($skip, $sync) = @_;
		3758
		3759	$sync ? write_uuid_sync $skip
		3760	: async { write_uuid_sync $skip };
2935	}	3761	}
2936		3762
2937	sub emergency_save() {	3763	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
2939		3765
2940	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
2941		3772
2942	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
2943	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3784	$pl->save;
2951	}	3785	}
2952	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
2953		3787
2954	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3793	$map->valid or next;
2958	$map->save;	3794	$map->save;
2959	}	3795	}
2960	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
2961		3797
2962	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
		3803
		3804	info "emergency_perl_save: begin write uuid\n";
		3805	write_uuid_sync 1;
		3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
2965	};	3826	};
2966		3827
2967	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
2968	}	3829	}
2969		3830
2970	sub post_cleanup {	3831	sub post_cleanup {
2971	my ($make_core) = @_;	3832	my ($make_core) = @_;
2972		3833
		3834	IO::AIO::flush;
		3835
2973	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
2975	}	3866	}
2976		3867
2977	sub do_reload_perl() {	3868	sub do_reload_perl() {
2978	# can/must only be called in main	3869	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
2980	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
2981	return;	3872	return;
2982	}	3873	}
2983		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
2984	warn "reloading...";	3881	info "reloading...";
2985		3882
2986	warn "entering sync_job";	3883	trace "entering sync_job";
2987		3884
2988	cf::sync_job {	3885	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	3886	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		3887
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	3890	%EXT_CORO = ();
3017		3891
3018	warn "removing commands";	3892	trace "removing commands";
3019	%COMMAND = ();	3893	%COMMAND = ();
3020		3894
3021	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3022	%EXTCMD = ();	3896	%EXTCMD = ();
3023	%EXTICMD = ();	3897	%EXTICMD = ();
3024		3898
3025	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3028		3902
3029	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3030	eval {	3904	eval {
3031	$cb->($pkg);	3905	$cb->($pkg);
3032	1	3906	1
3033	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3034	}	3912	}
3035		3913
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		3917
3044	warn "... unloading $k";	3918	trace "... unloading $k";
3045	delete $INC{$k};	3919	delete $INC{$k};
3046		3920
3047	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3049		3923
3050	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3052	}	3929	}
3053		3930
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		3934
3061	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		3938
3065	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3066	# and global variables created in xs	3940	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3068		3942
3069	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3070		3944
3071	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3072	require cf;	3946	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3074		3948
3075	warn "loading config and database again";	3949	trace "loading config and database again";
3076	cf::cfg_load;	3950	cf::reload_config;
3077		3951
3078	warn "loading extensions";	3952	trace "loading extensions";
3079	cf::load_extensions;	3953	cf::load_extensions;
3080		3954
		3955	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3084	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3087		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3088	warn "leaving sync_job";	3967	trace "leaving sync_job";
3089		3968
3090	1	3969	1
3091	} or do {	3970	} or do {
3092	warn $@;	3971	error $@;
3093	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3094	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3095	};	3977	}
3096		3978
3097	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3098	};	3981	};
3099		3982
3100	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3101		3984
3102	sub reload_perl() {	3985	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3105		3988
3106	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	3991
3109	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	3993	do_reload_perl;
3112	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3113	},	3995	};
3114	);	3996	};
3115	}	3997	}
3116		3998
3117	register_command "reload" => sub {	3999	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3119		4001
3120	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4006	reload_perl;
		4007	};
3123	}	4008	}
3124	};	4009	};
3125		4010
3126	unshift @INC, $LIBDIR;	4011	#############################################################################
3127		4012
3128	my $bug_warning = 0;	4013	my $bug_warning = 0;
3129		4014
3130	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3132		4017
3133	sub wait_for_tick {	4018	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3136		4020
3137	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	4023	$signal->wait;
3140	}	4024	}
3141		4025
3142	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3145		4028
3146	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4031	$signal->wait;
3149	}	4032	}
3150		4033
3151	my $min = 1e6;#d#	4034	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3163	return;	4038	return;
3164	}	4039	}
3165		4040
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3169		4042
3170	0 && sync_job {#d#	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3171	for(1..10) {
3172	my $t = Event::time;
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3174	or die;
3175		4044
3176	$map->width (50);	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	$map->height (50);	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	$map->alloc;	4047	Coro::async_pool {
3179	$map->_load_objects ("/tmp/x.map", 1);	4048	$Coro::current->{desc} = "runtime saver";
3180	my $t = Event::time - $t;	4049	write_runtime_sync
3181		4050	or error "ERROR: unable to write runtime file: $!";
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4051	};
		4052	}
3192		4053
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4055	$sig->send;
3209	}	4056	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	4058	$sig->send;
3212	}	4059	}
3213		4060
3214	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4063
3225	_post_tick;	4064	if (0) {
3226		4065	if ($NEXT_TICK) {
3227		4066	my $jitter = $TICK_START - $NEXT_TICK;
		4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4068	debug "jitter $JITTER\n";#d#
		4069	}
3228	},	4070	}
3229	);	4071	}
3230		4072
3231	{	4073	{
3232	BDB::max_poll_time $TICK * 0.1;	4074	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4075
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3242		4077	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4078	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4079
3258	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
		4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4087
3261	cf::sync_job {	4088	cf::sync_job {
3262	eval {	4089	eval {
3263	BDB::db_env_open	4090	BDB::db_env_open
3264	$DB_ENV,	4091	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4095	0666;
3269		4096
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4098	};
3275		4099
3276	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4101	};
3278	}	4102	}
		4103
		4104	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4105	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4106	};
		4107	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4108	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4109	};
		4110	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4111	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4112	};
3279	}	4113	}
3280		4114
3281	{	4115	{
		4116	# configure IO::AIO
		4117
3282	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4121	}
3295		4122
3296	my $_log_backtrace;	4123	my $_log_backtrace;
3297		4124
3298	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3301	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3302		4129
3303	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3305	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3306	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3307	my @bt = fork_call {	4137	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4140	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3319	}	4149	}
3320		4150
3321	@funcs	4151	@funcs
3322	};	4152	};
3323		4153
3324	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4157	--$_log_backtrace;
3327	};	4158	};
3328	} else {	4159	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3331	}	4162	}
3332	}	4163	}
3333		4164
3334	# load additional modules	4165	# load additional modules
3335	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3336		4168
3337	END { cf::emergency_save }	4169	END { cf::emergency_save }
3338		4170
3339	1	4171	1
3340		4172

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