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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 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
172	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
173		247
174	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	250	that call.
177		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
178	=back	258	=back
179		259
180	=cut	260	=cut
181		261
182	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	269	my $msg = join "", @_;
185		270
186	$msg .= "\n"	271	$msg .= "\n"
187	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
188		273
189	$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;
190		275
191	utf8::encode $msg;
192	LOG llevError, $msg;	276	LOG llevWarn, $msg;
193	};	277	};
194	}	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	};
195		292
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	303	for my $pkg (qw(
207	cf::global cf::attachable	304	cf::global cf::attachable
208	cf::object cf::object::player	305	cf::object cf::object::player
209	cf::client cf::player	306	cf::client cf::player
210	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
211	cf::map cf::party cf::region	309	cf::party cf::region
212	)) {	310	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	312	}
216		313
217	$Event::DIED = sub {	314	$EV::DIED = sub {
218	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
219	};	316	};
220		317
221	#############################################################################	318	#############################################################################
222		319
223	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	343	$d
247	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
248	}	345	}
249		346
250	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
251		348
252	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
253		350
254	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
255		352
256	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
257		354
258	=cut	355	=cut
259		356
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		358
262	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		375
265	=item cf::lock_wait $string	376	=item cf::lock_wait $string
266		377
267	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
268		379
269	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
270		381
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
274	returned.	385	returned.
275		386
		387	Locks are *not* recursive, locking from the same coro twice results in a
		388	deadlocked coro.
		389
276	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
277	uses map_find and cf::map::load uses map_load).	391	uses map_find and cf::map::load uses map_load).
278		392
279	=item $locked = cf::lock_active $string	393	=item $locked = cf::lock_active $string
280		394
281	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.
282		396
283	=cut	397	=cut
284		398
285	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
286		400
287	sub lock_wait($) {	401	sub lock_wait($) {
288	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	403	}
296		404
297	sub lock_acquire($) {	405	sub lock_acquire($) {
298	my ($key) = @_;	406	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	407	}
310		408
311	sub lock_active($) {	409	sub lock_active($) {
312	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	411	}
316		412
317	sub freeze_mainloop {	413	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
319		415
320	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
321	$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($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
		432	}
		433
		434	=item cf::get_slot $time[, $priority[, $name]]
		435
		436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		437	This call blocks and returns only when you have at least C<$time> seconds
		438	of cpu time till the next tick. The slot is only valid till the next cede.
		439
		440	The optional C<$name> can be used to identify the job to run. It might be
		441	used for statistical purposes and should identify the same time-class.
		442
		443	Useful for short background jobs.
		444
		445	=cut
		446
		447	our @SLOT_QUEUE;
		448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
		450
		451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
		455	my $signal = new Coro::Signal;
		456	my $busy;
		457
		458	while () {
		459	next_job:
		460
		461	my $avail = cf::till_tick;
		462
		463	for (0 .. $#SLOT_QUEUE) {
		464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
		466	my $job = splice @SLOT_QUEUE, $_, 1, ();
		467	$job->[2]->send;
		468	Coro::cede;
		469	goto next_job;
		470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		472	}
		473	}
		474
		475	if (@SLOT_QUEUE) {
		476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		477	push @cf::WAIT_FOR_TICK, $signal;
		478	$signal->wait;
		479	} else {
		480	$busy = 0;
		481	Coro::schedule;
		482	}
322	};	483	}
323	$TICK_WATCHER->stop;	484	};
324	$guard	485
		486	sub get_slot($;$$) {
		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	$sig->wait;
325	}	499	}
326		500
327	=item cf::async { BLOCK }	501	=item cf::async { BLOCK }
328		502
329	Currently the same as Coro::async_pool, meaning you cannot use	503	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		508
335	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
336		510
337	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
338		512
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	516	acceptable.
343		517
344	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	523	=cut
350		524
351	sub sync_job(&) {	525	sub sync_job(&) {
352	my ($job) = @_;	526	my ($job) = @_;
353		527
354	if ($Coro::current == $Coro::main) {	528	if (in_main) {
355	my $time = Event::time;	529	my $time = AE::time;
356		530
357	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
359		533
360	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	535
362	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
363		537
364	my $busy = 1;	538	my $busy = 1;
365	my @res;	539	my @res;
366		540
367	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	543	@res = eval { $job->() };
369	warn $@ if $@;	544	error $@ if $@;
370	undef $busy;	545	undef $busy;
371	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
372		547
373	while ($busy) {	548	while ($busy) {
374	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
375	}	553	}
		554	}
376		555
377	$time = Event::time - $time;	556	my $time = AE::time - $time;
378		557
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
383		559
384	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
385	} else {	561	} else {
386	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
387		563
…		…
412	=item fork_call { }, $args	588	=item fork_call { }, $args
413		589
414	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
415	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
418		594
419	=cut	595	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		596
430	sub fork_call(&@) {	597	sub fork_call(&@) {
431	my ($cb, @args) = @_;	598	my ($cb, @args) = @_;
432		599
433	# 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,
434	# or die "socketpair: $!";	601	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	602	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		603
438	if (my $pid = fork) {	604	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	605	reset_signals;
452	local $SIG{__WARN__};	606	&$cb
453	local $SIG{__DIE__};	607	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		608
460	eval {	609	wantarray ? @res : $res[-1]
461	close $fh1;	610	}
462		611
463	my @res = eval { $cb->(@args) };	612	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	648	}
473		649
474	=item $value = cf::db_get $family => $key	650	=item $value = cf::db_get $family => $key
475		651
476	Returns a single value from the environment database.	652	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	654	=item cf::db_put $family => $key => $value
479		655
480	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
481	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).
482		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
483	=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	}
484		685
485	our $DB;	686	our $DB;
486		687
487	sub db_init {	688	sub db_init {
488	unless ($DB) {	689	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	690	}
503		691
504	sub db_get($$) {	692	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	693	my $key = "$_[0]/$_[1]";
506		694
507	cf::sync_job {	695	cf::error "db_get called from main context"
		696	if $Coro::current == $Coro::main;
		697
508	BDB::db_get $DB, undef, $key, my $data;	698	BDB::db_get $DB, undef, $key, my $data;
509		699
510	$! ? ()	700	$! ? ()
511	: $data	701	: $data
512	}
513	}	702	}
514		703
515	sub db_put($$$) {	704	sub db_put($$$) {
516	BDB::dbreq_pri 4;	705	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	706	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
556	if (1) {	745	if (1) {
557	$md5 =	746	$md5 =
558	join "\x00",	747	join "\x00",
559	$processversion,	748	$processversion,
560	map {	749	map {
561	Coro::cede;	750	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	751	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	752	} 0.. $#$src;
564		753
565		754
566	my $dbmd5 = db_get cache => "$id/md5";	755	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		762
574	my $t1 = Time::HiRes::time;	763	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	764	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	765	my $t2 = Time::HiRes::time;
577		766
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	767	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		768
580	db_put cache => "$id/data", $data;	769	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	770	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	771	db_put cache => "$id/meta", $meta;
583		772
…		…
593		782
594	=cut	783	=cut
595		784
596	sub datalog($@) {	785	sub datalog($@) {
597	my ($type, %kv) = @_;	786	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	787	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	788	}
600		789
601	=back	790	=back
602		791
603	=cut	792	=cut
604		793
605	#############################################################################	794	#############################################################################
606		795
607	=head2 ATTACHABLE OBJECTS	796	=head2 ATTACHABLE OBJECTS
608		797
609	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
610	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")
611	to it. All such attachable objects support the following methods.	800	to it. All such attachable objects support the following methods.
612		801
613	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>
614	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
615	Crossfire TRT).	804	Deliantra).
616		805
617	=over 4	806	=over 4
618		807
619	=item $attachable->attach ($attachment, key => $value...)	808	=item $attachable->attach ($attachment, key => $value...)
620		809
…		…
664	=item cf::CLASS::attachment $name, ...	853	=item cf::CLASS::attachment $name, ...
665		854
666	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
667	given CLASS can refer to this attachment.	856	given CLASS can refer to this attachment.
668		857
669	Some classes such as crossfire maps and objects can specify attachments	858	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		860
672	These calls expect any number of the following handler/hook descriptions:	861	These calls expect any number of the following handler/hook descriptions:
673		862
674	=over 4	863	=over 4
…		…
798		987
799	} elsif (exists $cb_id{$type}) {	988	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	989	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		990
802	} elsif (ref $type) {	991	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	992	error "attaching objects not supported, ignoring.\n";
804		993
805	} else {	994	} else {
806	shift @arg;	995	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	996	error "attach argument '$type' not supported, ignoring.\n";
808	}	997	}
809	}	998	}
810	}	999	}
811		1000
812	sub _object_attach {	1001	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1011	_attach $registry, $klass, @attach;
823	}	1012	}
824		1013
825	$obj->{$name} = \%arg;	1014	$obj->{$name} = \%arg;
826	} else {	1015	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1016	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1017	}
829		1018
830	$obj->{_attachment}{$name} = undef;	1019	$obj->{_attachment}{$name} = undef;
831	}	1020	}
832		1021
…		…
891		1080
892	for (@$callbacks) {	1081	for (@$callbacks) {
893	eval { &{$_->[1]} };	1082	eval { &{$_->[1]} };
894		1083
895	if ($@) {	1084	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1085	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1086	override;
899	}	1087	}
900		1088
901	return 1 if $override;	1089	return 1 if $override;
902	}	1090	}
903		1091
904	0	1092	0
905	}	1093	}
906		1094
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1095	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1096
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1097	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1098
911	Generate an object-specific event with the given arguments.	1099	Generate an object-specific event with the given arguments.
912		1100
…		…
918		1106
919	=cut	1107	=cut
920		1108
921	#############################################################################	1109	#############################################################################
922	# object support	1110	# object support
923	#
924		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#
925	sub _can_merge {	1145	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1146	my ($ob1, $ob2) = @_;
927		1147
928	local $Storable::canonical = 1;	1148	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1149
932	$fob1 eq $fob2	1150	# we do the slow way here
		1151	return _object_equal $ob1, $ob2
933	}	1152	}
934		1153
935	sub reattach {	1154	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1155	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1156	my ($obj) = @_;
938		1157
		1158	# no longer needed after getting rid of delete_package?
939	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
940		1160
941	my $registry = $obj->registry;	1161	my $registry = $obj->registry;
942		1162
943	@$registry = ();	1163	@$registry = ();
944		1164
…		…
949	for (@$attach) {	1169	for (@$attach) {
950	my ($klass, @attach) = @$_;	1170	my ($klass, @attach) = @$_;
951	_attach $registry, $klass, @attach;	1171	_attach $registry, $klass, @attach;
952	}	1172	}
953	} else {	1173	} else {
954	warn "object uses attachment '$name' that is not available, postponing.\n";	1174	info "object uses attachment '$name' that is not available, postponing.\n";
955	}	1175	}
956	}	1176	}
957	}	1177	}
958		1178
959	cf::attachable->attach (	1179	cf::attachable->attach (
960	prio => -1000000,	1180	prio => -1000000,
961	on_instantiate => sub {	1181	on_instantiate => sub {
962	my ($obj, $data) = @_;	1182	my ($obj, $data) = @_;
963		1183
964	$data = from_json $data;	1184	$data = decode_json $data;
965		1185
966	for (@$data) {	1186	for (@$data) {
967	my ($name, $args) = @$_;	1187	my ($name, $args) = @$_;
968		1188
969	$obj->attach ($name, %{$args || {} });	1189	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1205	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1206	my ($filename, $rdata, $objs) = @_;
987		1207
988	sync_job {	1208	sync_job {
989	if (length $$rdata) {	1209	if (length $$rdata) {
		1210	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1211	trace sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1212	$decname, length $$rdata, scalar @$objs
		1213	if $VERBOSE_IO;
992		1214
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1215	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1216	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1217	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1222	aio_close $fh;
998		1223
999	if (@$objs) {	1224	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1226	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1227	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1228	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1233	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1234	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1235	}
1008	} else {	1236	} else {
1009	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1010	}	1238	}
1011		1239
1012	aio_rename "$filename~", $filename;	1240	aio_rename "$filename~", $filename;
		1241
		1242	$filename =~ s%/[^/]+$%%;
		1243	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1244	} else {
1014	warn "FATAL: $filename~: $!\n";	1245	error "unable to save objects: $filename~: $!\n";
1015	}	1246	}
1016	} else {	1247	} else {
1017	aio_unlink $filename;	1248	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1249	aio_unlink "$filename.pst";
1019	}	1250	}
1020	}	1251	};
1021	}	1252	}
1022		1253
1023	sub object_freezer_as_string {	1254	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1255	my ($rdata, $objs) = @_;
1025		1256
…		…
1037	or return;	1268	or return;
1038		1269
1039	unless (aio_stat "$filename.pst") {	1270	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1271	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1272	or return;
		1273
1042	$av = eval { (Storable::thaw $av)->{objs} };	1274	my $st = eval { Coro::Storable::thaw $av };
		1275	$av = $st->{objs};
1043	}	1276	}
1044		1277
		1278	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1279	trace sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1280	$decname, length $data, scalar @{$av || []}
		1281	if $VERBOSE_IO;
		1282
1047	return ($data, $av);	1283	($data, $av)
1048	}	1284	}
1049		1285
1050	=head2 COMMAND CALLBACKS	1286	=head2 COMMAND CALLBACKS
1051		1287
1052	=over 4	1288	=over 4
…		…
1106	my ($name, $cb) = @_;	1342	my ($name, $cb) = @_;
1107		1343
1108	$EXTICMD{$name} = $cb;	1344	$EXTICMD{$name} = $cb;
1109	}	1345	}
1110		1346
		1347	use File::Glob ();
		1348
1111	cf::player->attach (	1349	cf::player->attach (
1112	on_command => sub {	1350	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1351	my ($pl, $name, $params) = @_;
1114		1352
1115	my $cb = $COMMAND{$name}	1353	my $cb = $COMMAND{$name}
1116	or return;	1354	or return;
1117		1355
…		…
1125	my ($pl, $buf) = @_;	1363	my ($pl, $buf) = @_;
1126		1364
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1365	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1366
1129	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
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1375	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1376	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1377	}
		1378
		1379	$pl->ext_reply ($reply, @reply)
		1380	if $reply;
		1381
1135	} else {	1382	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1383	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1384	}
1138		1385
1139	cf::override;	1386	cf::override;
1140	},	1387	},
1141	);	1388	);
1142		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
1143	sub load_extensions {	1403	sub load_extensions {
		1404	info "loading extensions...";
		1405
1144	cf::sync_job {	1406	cf::sync_job {
1145	my %todo;	1407	my %todo;
1146		1408
1147	for my $path (<$LIBDIR/*.ext>) {	1409	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1410	next unless -r $path;
…		…
1166		1428
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1429	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1430	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1431
1170	$ext{source} =	1432	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1433	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1434	. "#line 1 \"$path\"\n{\n"
1173	. $source	1435	. $source
1174	. "\n};\n1";	1436	. "\n};\n1";
1175		1437
1176	$todo{$base} = \%ext;	1438	$todo{$base} = \%ext;
1177	}	1439	}
1178		1440
		1441	my $pass = 0;
1179	my %done;	1442	my %done;
1180	while (%todo) {	1443	while (%todo) {
1181	my $progress;	1444	my $progress;
1182		1445
		1446	++$pass;
		1447
		1448	ext:
1183	while (my ($k, $v) = each %todo) {	1449	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1450	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1451	next ext
1186	unless exists $done{$_};	1452	unless exists $done{$_};
1187	}	1453	}
1188		1454
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1455	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1456
1191	unless (eval $v->{source}) {	1457	my $active = eval $v->{source};
		1458
		1459	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1460	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1461
		1462	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1463	if exists $v->{meta}{mandatory};
1196	warn $msg;	1464
1197	warn "mandatory extension failed to load, exiting.\n";	1465	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1466	delete $todo{$k};
1199	}	1467	} else {
1200		1468	$done{$k} = delete $todo{$k};
1201	warn $msg;	1469	push @EXTS, $v->{pkg};
		1470	$progress = 1;
		1471
		1472	info "$v->{base}: extension inactive.\n"
		1473	unless $active;
1202	}	1474	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1475	}
1208		1476
1209	skip:	1477	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1478	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1485	}
1213	};	1486	};
1214	}	1487	}
1215		1488
1216	#############################################################################	1489	#############################################################################
1217		1490
1218	=back	1491	=back
1219		1492
1220	=head2 CORE EXTENSIONS	1493	=head2 CORE EXTENSIONS
1221		1494
1222	Functions and methods that extend core crossfire objects.	1495	Functions and methods that extend core deliantra objects.
1223		1496
1224	=cut	1497	=cut
1225		1498
1226	package cf::player;	1499	package cf::player;
1227		1500
1228	use Coro::AIO;	1501	use Coro::AIO;
1229		1502
1230	=head3 cf::player	1503	=head3 cf::player
1231		1504
1232	=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	}
1233		1520
1234	=item cf::player::find $login	1521	=item cf::player::find $login
1235		1522
1236	Returns the given player object, loading it if necessary (might block).	1523	Returns the given player object, loading it if necessary (might block).
1237		1524
…		…
1256		1543
1257	sub exists($) {	1544	sub exists($) {
1258	my ($login) = @_;	1545	my ($login) = @_;
1259		1546
1260	$cf::PLAYER{$login}	1547	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1548	or !aio_stat path $login
1262	}	1549	}
1263		1550
1264	sub find($) {	1551	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1552	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1553	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1560	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1561	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1562	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1563	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1564
1278	my $pl = load_pl path $login	1565	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1573	$cf::PLAYER{$login} = $pl
1281	}	1574	}
1282	}	1575	}
1283	}	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	);
1284		1590
1285	sub save($) {	1591	sub save($) {
1286	my ($pl) = @_;	1592	my ($pl) = @_;
1287		1593
1288	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1599	return if $pl->{deny_save};
1294		1600
1295	aio_mkdir playerdir $pl, 0770;	1601	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1602	$pl->{last_save} = $cf::RUNTIME;
1297		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
1298	$pl->save_pl ($path);	1609	$pl->save_pl ($path);
1299	Coro::cede;	1610	cf::cede_to_tick;
1300	}	1611	}
1301		1612
1302	sub new($) {	1613	sub new($) {
1303	my ($login) = @_;	1614	my ($login) = @_;
1304		1615
…		…
1310	$cf::PLAYER{$login} = $self;	1621	$cf::PLAYER{$login} = $self;
1311		1622
1312	$self	1623	$self
1313	}	1624	}
1314		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
1315	=item $pl->quit_character	1636	=item $pl->quit_character
1316		1637
1317	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
1318	be destroyed. May block for a long time.	1639	be destroyed. May block for a long time.
1319		1640
…		…
1323	my ($pl) = @_;	1644	my ($pl) = @_;
1324		1645
1325	my $name = $pl->ob->name;	1646	my $name = $pl->ob->name;
1326		1647
1327	$pl->{deny_save} = 1;	1648	$pl->{deny_save} = 1;
1328	$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
1329		1650
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1651	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1652	$pl->deactivate;
		1653	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1654	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1655	$pl->ns->destroy if $pl->ns;
1334		1656
1335	my $path = playerdir $pl;	1657	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1658	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1694	or return [];
1373		1695
1374	my @logins;	1696	my @logins;
1375		1697
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1704	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1705	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1706	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1707	}
1380		1708
1381	utf8::decode $login;	1709	utf8::decode $login;
1382	push @logins, $login;	1710	push @logins, $login;
1383	}	1711	}
1384		1712
1385	\@logins	1713	\@logins
1386	}	1714	}
1387		1715
1388	=item $player->maps	1716	=item $player->maps
		1717
		1718	=item cf::player::maps $login
1389		1719
1390	Returns an arrayref of map paths that are private for this	1720	Returns an arrayref of map paths that are private for this
1391	player. May block.	1721	player. May block.
1392		1722
1393	=cut	1723	=cut
…		…
1411	}	1741	}
1412		1742
1413	\@paths	1743	\@paths
1414	}	1744	}
1415		1745
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1746	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1747
1418	Expand crossfire pod fragments into protocol xml.	1748	Expand deliantra pod fragments into protocol xml.
1419		1749
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1750	=item $player->ext_reply ($msgid, @msg)
1467		1751
1468	Sends an ext reply to the player.	1752	Sends an ext reply to the player.
1469		1753
1470	=cut	1754	=cut
1471		1755
1472	sub ext_reply($$%) {	1756	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1757	my ($self, $id, @msg) = @_;
1474		1758
1475	$msg{msgid} = $id;	1759	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1760	}
1478		1761
1479	=item $player->ext_event ($type, %msg)	1762	=item $player->ext_msg ($type, @msg)
1480		1763
1481	Sends an ext event to the client.	1764	Sends an ext event to the client.
1482		1765
1483	=cut	1766	=cut
1484		1767
1485	sub ext_event($$%) {	1768	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1769	my ($self, $type, @msg) = @_;
1487		1770
1488	$self->ns->ext_event ($type, %msg);	1771	$self->ns->ext_msg ($type, @msg);
1489	}	1772	}
1490		1773
1491	=head3 cf::region	1774	=head3 cf::region
1492		1775
1493	=over 4	1776	=over 4
…		…
1502		1785
1503	=cut	1786	=cut
1504		1787
1505	sub find_by_path($) {	1788	sub find_by_path($) {
1506	my ($path) = @_;	1789	my ($path) = @_;
		1790
		1791	$path =~ s/^~[^\/]*//; # skip ~login
1507		1792
1508	my ($match, $specificity);	1793	my ($match, $specificity);
1509		1794
1510	for my $region (list) {	1795	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1796	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1822	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1823	our $DEFAULT_RESET = 3000;
1539		1824
1540	sub generate_random_map {	1825	sub generate_random_map {
1541	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
1542	# mit "rum" bekleckern, nicht	1830	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1831	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1832	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1833	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1834	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1835	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1836	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1837	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1838	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1565		1853
1566	sub register {	1854	sub register {
1567	my (undef, $regex, $prio) = @_;	1855	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	1856	my $pkg = caller;
1569		1857
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	1858	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		1859
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1860	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	1861	}
1575		1862
1576	# also paths starting with '/'	1863	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1864	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		1865
1579	sub thawer_merge {	1866	sub thawer_merge {
1580	my ($self, $merge) = @_;	1867	my ($self, $merge) = @_;
1581		1868
1582	# we have to keep some variables in memory intact	1869	# we have to keep some variables in memory intact
…		…
1587	}	1874	}
1588		1875
1589	sub normalise {	1876	sub normalise {
1590	my ($path, $base) = @_;	1877	my ($path, $base) = @_;
1591		1878
1592	$path = "$path"; # make sure its a string	1879	$path = "$path"; # make sure it's a string
1593		1880
1594	$path =~ s/\.map$//;	1881	$path =~ s/\.map$//;
1595		1882
1596	# map plan:	1883	# map plan:
1597	#	1884	#
…		…
1636	$self->init; # pass $1 etc.	1923	$self->init; # pass $1 etc.
1637	return $self;	1924	return $self;
1638	}	1925	}
1639	}	1926	}
1640		1927
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	1928	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	1929	()
1643	}	1930	}
1644		1931
1645	sub init {	1932	sub init {
1646	my ($self) = @_;	1933	my ($self) = @_;
…		…
1668		1955
1669	# the temporary/swap location	1956	# the temporary/swap location
1670	sub save_path {	1957	sub save_path {
1671	my ($self) = @_;	1958	my ($self) = @_;
1672		1959
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1960	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1961	"$TMPDIR/$path.map"
1675	}	1962	}
1676		1963
1677	# the unique path, undef == no special unique path	1964	# the unique path, undef == no special unique path
1678	sub uniq_path {	1965	sub uniq_path {
1679	my ($self) = @_;	1966	my ($self) = @_;
1680		1967
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1968	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1969	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1970	}
1693		1971
1694	sub decay_objects {	1972	sub decay_objects {
1695	my ($self) = @_;	1973	my ($self) = @_;
1696		1974
…		…
1709		1987
1710	sub load_header_from($) {	1988	sub load_header_from($) {
1711	my ($self, $path) = @_;	1989	my ($self, $path) = @_;
1712		1990
1713	utf8::encode $path;	1991	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1992	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		2000
1720	$self->{load_path} = $path;	2001	$self->{load_path} = $path;
1721		2002
1722	1	2003	1
1723	}	2004	}
…		…
1775		2056
1776	sub find;	2057	sub find;
1777	sub find {	2058	sub find {
1778	my ($path, $origin) = @_;	2059	my ($path, $origin) = @_;
1779		2060
		2061	cf::cede_to_tick;
		2062
1780	$path = normalise $path, $origin && $origin->path;	2063	$path = normalise $path, $origin && $origin->path;
1781		2064
		2065	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2066	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2067
1784	$cf::MAP{$path} || do {	2068	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2069	my $map = new_from_path cf::map $path
1787	or return;	2070	or return;
1788		2071
1789	$map->{last_save} = $cf::RUNTIME;	2072	$map->{last_save} = $cf::RUNTIME;
1790		2073
…		…
1792	or return;	2075	or return;
1793		2076
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2077	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2078	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2079	#$cf::WAIT_FOR_TICK->wait;
		2080	undef $guard2;
		2081	undef $guard1;
1797	$map->reset;	2082	$map->reset;
1798	undef $guard;
1799	return find $path;	2083	return find $path;
1800	}	2084	}
1801		2085
1802	$cf::MAP{$path} = $map	2086	$cf::MAP{$path} = $map
1803	}	2087	}
1804	}	2088	}
1805		2089
1806	sub pre_load { }	2090	sub pre_load { }
1807	sub post_load { }	2091	#sub post_load { } # XS
1808		2092
1809	sub load {	2093	sub load {
1810	my ($self) = @_;	2094	my ($self) = @_;
1811		2095
1812	local $self->{deny_reset} = 1; # loading can take a long time	2096	local $self->{deny_reset} = 1; # loading can take a long time
1813		2097
1814	my $path = $self->{path};	2098	my $path = $self->{path};
1815		2099
1816	{	2100	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2101	my $guard = cf::lock_acquire "map_data:$path";
1818		2102
		2103	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2104	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2105
1821	$self->in_memory (cf::MAP_LOADING);	2106	$self->in_memory (cf::MAP_LOADING);
1822		2107
1823	$self->alloc;	2108	$self->alloc;
1824		2109
1825	$self->pre_load;	2110	$self->pre_load;
1826	Coro::cede;	2111	cf::cede_to_tick;
1827		2112
		2113	my $f = new_from_file cf::object::thawer $self->{load_path};
		2114	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2115	$self->_load_objects ($f)
1829	or return;	2116	or return;
1830		2117
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2118	$self->post_load_original
1832	if delete $self->{load_original};	2119	if delete $self->{load_original};
1833		2120
1834	if (my $uniq = $self->uniq_path) {	2121	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2122	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2123	unless (aio_stat $uniq) {
		2124	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2125	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2126	$self->_load_objects ($f);
		2127	$f->resolve_delayed_derefs;
		2128	}
1839	}	2129	}
1840	}	2130	}
1841		2131
1842	Coro::cede;	2132	$f->resolve_delayed_derefs;
		2133
		2134	cf::cede_to_tick;
1843	# now do the right thing for maps	2135	# now do the right thing for maps
1844	$self->link_multipart_objects;	2136	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2137	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2138	unless $self->difficulty;
1847	Coro::cede;	2139	cf::cede_to_tick;
1848		2140
1849	unless ($self->{deny_activate}) {	2141	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2142	$self->decay_objects;
1851	$self->fix_auto_apply;	2143	$self->fix_auto_apply;
1852	$self->update_buttons;	2144	$self->update_buttons;
1853	Coro::cede;	2145	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2146	$self->activate;
1857	}	2147	}
1858		2148
		2149	$self->{last_save} = $cf::RUNTIME;
		2150	$self->last_access ($cf::RUNTIME);
		2151
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2152	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2153	}
1861		2154
1862	$self->post_load;	2155	$self->post_load;
1863	}	2156	}
1864		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
1865	sub customise_for {	2161	sub customise_for {
1866	my ($self, $ob) = @_;	2162	my ($self, $ob) = @_;
1867		2163
1868	return find "~" . $ob->name . "/" . $self->{path}	2164	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2165	if $self->per_player;
…		…
1873		2169
1874	$self	2170	$self
1875	}	2171	}
1876		2172
1877	# 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
1878	sub load_diag {	2174	sub load_neighbours {
1879	my ($map) = @_;	2175	my ($map) = @_;
1880		2176
1881	my @diag; # diagonal neighbours	2177	my @neigh; # diagonal neighbours
1882		2178
1883	for (0 .. 3) {	2179	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2180	my $neigh = $map->tile_path ($_)
1885	or next;	2181	or next;
1886	$neigh = find $neigh, $map	2182	$neigh = find $neigh, $map
1887	or next;	2183	or next;
1888	$neigh->load;	2184	$neigh->load;
1889		2185
		2186	# now find the diagonal neighbours
		2187	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2188	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2189	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2190	}
1893		2191
1894	for (@diag) {	2192	for (grep defined $_->[0], @neigh) {
		2193	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2194	my $neigh = find $path, $origin
1896	or next;	2195	or next;
1897	$neigh->load;	2196	$neigh->load;
1898	}	2197	}
1899	}	2198	}
1900		2199
1901	sub find_sync {	2200	sub find_sync {
1902	my ($path, $origin) = @_;	2201	my ($path, $origin) = @_;
1903		2202
1904	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
1905	}	2207	}
1906		2208
1907	sub do_load_sync {	2209	sub do_load_sync {
1908	my ($map) = @_;	2210	my ($map) = @_;
1909		2211
1910	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;
1911	}	2216	}
1912		2217
1913	our %MAP_PREFETCH;	2218	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2219	our $MAP_PREFETCHER = undef;
1915		2220
1916	sub find_async {	2221	sub find_async {
1917	my ($path, $origin) = @_;	2222	my ($path, $origin, $load) = @_;
1918		2223
1919	$path = normalise $path, $origin && $origin->{path};	2224	$path = normalise $path, $origin && $origin->{path};
1920		2225
1921	if (my $map = $cf::MAP{$path}) {	2226	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2227	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2228	}
1924		2229
1925	undef $MAP_PREFETCH{$path};	2230	$MAP_PREFETCH{$path} |= $load;
		2231
1926	$MAP_PREFETCHER ||= cf::async {	2232	$MAP_PREFETCHER ||= cf::async {
		2233	$Coro::current->{desc} = "map prefetcher";
		2234
1927	while (%MAP_PREFETCH) {	2235	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2236	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2237	if (my $map = find $k) {
1930	$map->load;	2238	$map->load if $v;
1931	}	2239	}
1932		2240
1933	delete $MAP_PREFETCH{$path};	2241	delete $MAP_PREFETCH{$k};
1934	}	2242	}
1935	}	2243	}
1936	undef $MAP_PREFETCHER;	2244	undef $MAP_PREFETCHER;
1937	};	2245	};
1938	$MAP_PREFETCHER->prio (6);	2246	$MAP_PREFETCHER->prio (6);
1939		2247
1940	()	2248	()
1941	}	2249	}
1942		2250
		2251	# common code, used by both ->save and ->swapout
1943	sub save {	2252	sub _save {
1944	my ($self) = @_;	2253	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2254
1948	$self->{last_save} = $cf::RUNTIME;	2255	$self->{last_save} = $cf::RUNTIME;
1949		2256
1950	return unless $self->dirty;	2257	return unless $self->dirty;
1951		2258
…		…
1957	return if $self->{deny_save};	2264	return if $self->{deny_save};
1958		2265
1959	local $self->{last_access} = $self->last_access;#d#	2266	local $self->{last_access} = $self->last_access;#d#
1960		2267
1961	cf::async {	2268	cf::async {
		2269	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2270	$_->contr->save for $self->players;
1963	};	2271	};
		2272
		2273	cf::get_slot 0.02;
1964		2274
1965	if ($uniq) {	2275	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2276	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2277	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2278	} else {
1969	$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);
1970	}	2280	}
1971	}	2281	}
1972		2282
		2283	sub save {
		2284	my ($self) = @_;
		2285
		2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2287
		2288	$self->_save;
		2289	}
		2290
1973	sub swap_out {	2291	sub swap_out {
1974	my ($self) = @_;	2292	my ($self) = @_;
1975		2293
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2295
		2296	return if $self->in_memory != cf::MAP_ACTIVE;
		2297	return if $self->{deny_save};
1981	return if $self->players;	2298	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		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
1985	$self->clear;	2309	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2310	}
1988		2311
1989	sub reset_at {	2312	sub reset_at {
1990	my ($self) = @_;	2313	my ($self) = @_;
1991		2314
…		…
2009		2332
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2333	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2334
2012	return if $self->players;	2335	return if $self->players;
2013		2336
2014	warn "resetting map ", $self->path;	2337	cf::trace "resetting map ", $self->path, "\n";
2015		2338
2016	$self->in_memory (cf::MAP_SWAPPED);	2339	$self->in_memory (cf::MAP_SWAPPED);
2017		2340
2018	# need to save uniques path	2341	# need to save uniques path
2019	unless ($self->{deny_save}) {	2342	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2346	if $uniq;
2024	}	2347	}
2025		2348
2026	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2027		2350
		2351	$self->deactivate;
		2352	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2353	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2354
2032	$self->unlink_save;	2355	$self->unlink_save;
2033	$self->destroy;	2356	$self->destroy;
2034	}	2357	}
2035		2358
2036	my $nuke_counter = "aaaa";	2359	my $nuke_counter = "aaaa";
2037		2360
2038	sub nuke {	2361	sub nuke {
2039	my ($self) = @_;	2362	my ($self) = @_;
2040		2363
		2364	{
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
2041	delete $cf::MAP{$self->path};	2367	delete $cf::MAP{$self->path};
2042		2368
2043	$self->unlink_save;	2369	$self->unlink_save;
2044		2370
2045	bless $self, "cf::map";	2371	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2372	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2373	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2374	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2375	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2376
2051	$cf::MAP{$self->path} = $self;	2377	$cf::MAP{$self->path} = $self;
		2378	}
2052		2379
2053	$self->reset; # polite request, might not happen	2380	$self->reset; # polite request, might not happen
2054	}	2381	}
2055		2382
2056	=item $maps = cf::map::tmp_maps	2383	=item $maps = cf::map::tmp_maps
…		…
2098		2425
2099	sub unique_maps() {	2426	sub unique_maps() {
2100	[	2427	[
2101	map {	2428	map {
2102	utf8::decode $_;	2429	utf8::decode $_;
2103	/\.map$/	2430	s/\.map$//; # TODO future compatibility hack
		2431	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2432	? ()
2104	? normalise $_	2433	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2434	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2435	]
2108	}	2436	}
2109		2437
2110	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	}
2111		2469
2112	=back	2470	=back
2113		2471
2114	=head3 cf::object	2472	=head3 cf::object
2115		2473
…		…
2119		2477
2120	=over 4	2478	=over 4
2121		2479
2122	=item $ob->inv_recursive	2480	=item $ob->inv_recursive
2123		2481
2124	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.
2125		2484
2126	=cut	2485	=cut
2127		2486
2128	sub inv_recursive_;	2487	sub inv_recursive_;
2129	sub inv_recursive_ {	2488	sub inv_recursive_ {
…		…
2132		2491
2133	sub inv_recursive {	2492	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2493	inv_recursive_ inv $_[0]
2135	}	2494	}
2136		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
2137	package cf;	2524	package cf;
2138		2525
2139	=back	2526	=back
2140		2527
2141	=head3 cf::object::player	2528	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2536	dialogue with the given NPC character.
2150		2537
2151	=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	};
2152		2553
2153	# rough implementation of a future "reply" method that works	2554	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2555	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2557	sub cf::object::player::reply($$$;$) {
…		…
2163		2564
2164	} else {	2565	} else {
2165	my $pl = $self->contr;	2566	my $pl = $self->contr;
2166		2567
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2568	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2569	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2570	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2571
2176	} else {	2572	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2573	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2574	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2575	}
2180	}	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 (@_);
2181	}	2587	}
2182		2588
2183	=item $player_object->may ("access")	2589	=item $player_object->may ("access")
2184		2590
2185	Returns wether the given player is authorized to access resource "access"	2591	Returns wether the given player is authorized to access resource "access"
…		…
2198		2604
2199	=item $player_object->enter_link	2605	=item $player_object->enter_link
2200		2606
2201	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}>).
2202		2608
2203	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.
2204	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.
2205		2613
2206	Will never block.	2614	Will never block.
2207		2615
2208	=item $player_object->leave_link ($map, $x, $y)	2616	=item $player_object->leave_link ($map, $x, $y)
2209		2617
…		…
2229	sub cf::object::player::enter_link {	2637	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2638	my ($self) = @_;
2231		2639
2232	$self->deactivate_recursive;	2640	$self->deactivate_recursive;
2233		2641
		2642	++$self->{_link_recursion};
		2643
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2644	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2645
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2646	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2647	if $self->map && $self->map->{path} ne "{link}";
2238		2648
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2649	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2650	}
2241		2651
2242	sub cf::object::player::leave_link {	2652	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2653	my ($self, $map, $x, $y) = @_;
2244		2654
…		…
2261	($x, $y) = (-1, -1)	2671	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2672	unless (defined $x) && (defined $y);
2263		2673
2264	# use -1 or undef as default coordinates, not 0, 0	2674	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2675	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2676	if $x <= 0 && $y <= 0;
2267		2677
2268	$map->load;	2678	$map->load;
2269	$map->load_diag;	2679	$map->load_neighbours;
2270		2680
2271	return unless $self->contr->active;	2681	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2682
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2683	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2684	if ($self->enter_map ($map, $x, $y)) {
2276	}	2685	# entering was successful
		2686	delete $self->{_link_recursion};
		2687	# only activate afterwards, to support waiting in hooks
		2688	$self->activate_recursive;
		2689	}
2277		2690
		2691	}
		2692
2278	=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)]])
2279		2694
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2696	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	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
2284	be called at the end of this process.	2699	be called at the end of this process.
2285		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
2286	=cut	2704	=cut
2287		2705
2288	our $GOTOGEN;	2706	our $GOTOGEN;
2289		2707
2290	sub cf::object::player::goto {	2708	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2709	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2710
		2711	if ($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
2293	# 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
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2718	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2719
2296	$self->enter_link;	2720	$self->enter_link;
2297		2721
2298	(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
2299	my $map = eval {	2744	my $map = eval {
2300	my $map = cf::map::find $path;	2745	my $map = defined $path ? cf::map::find $path : undef;
2301		2746
2302	if ($map) {	2747	if ($map) {
2303	$map = $map->customise_for ($self);	2748	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2749	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2750	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2751	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2752	}
2308		2753
2309	$map	2754	$map
2310	};	2755	};
2311		2756
…		…
2317	if ($gen == $self->{_goto_generation}) {	2762	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2763	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2764	$self->leave_link ($map, $x, $y);
2320	}	2765	}
2321		2766
2322	$done->() if $done;	2767	$done->($self) if $done;
2323	})->prio (1);	2768	})->prio (1);
2324	}	2769	}
2325		2770
2326	=item $player_object->enter_exit ($exit_object)	2771	=item $player_object->enter_exit ($exit_object)
2327		2772
…		…
2347	}	2792	}
2348		2793
2349	sub prepare_random_map {	2794	sub prepare_random_map {
2350	my ($exit) = @_;	2795	my ($exit) = @_;
2351		2796
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2797	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2798	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2799	# that depends on the exit object
2357		2800
2358	my $rmp = parse_random_map_params $exit->msg;	2801	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2803	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2804	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2805	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2806	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2807	$rmp->{origin_y} = $exit->y;
		2808
		2809	$exit->map->touch;
2365	}	2810	}
2366		2811
2367	$rmp->{random_seed} ||= $exit->random_seed;	2812	$rmp->{random_seed} ||= $exit->random_seed;
2368		2813
2369	my $data = cf::to_json $rmp;	2814	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2815	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2816	my $meta = "$RANDOMDIR/$md5.meta";
2372		2817
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2818	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2819	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2820	undef $fh;
2376	aio_rename "$meta~", $meta;	2821	aio_rename "$meta~", $meta;
2377		2822
		2823	my $slaying = "?random/$md5";
		2824
		2825	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2826	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2827	$exit->msg (undef);
		2828	}
2380	}	2829	}
2381	}	2830	}
2382		2831
2383	sub cf::object::player::enter_exit {	2832	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2833	my ($self, $exit) = @_;
2385		2834
2386	return unless $self->type == cf::PLAYER;	2835	return unless $self->type == cf::PLAYER;
2387		2836
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2837	$self->enter_link;
2400		2838
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2839	(async {
2406	$self->deactivate_recursive; # just to be sure	2840	$Coro::current->{desc} = "enter_exit";
		2841
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2857	$self->goto ($map, $x, $y);
2409		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
2410	1;	2863	1
2411	}) {	2864	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2865	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	2867	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2868	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2869
2417	warn "ERROR in enter_exit: $@";	2870	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	2871	$self->leave_link;
2419	}	2872	}
2420	})->prio (1);	2873	})->prio (1);
2421	}	2874	}
2422		2875
…		…
2434	sub cf::client::send_drawinfo {	2887	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2888	my ($self, $text, $flags) = @_;
2436		2889
2437	utf8::encode $text;	2890	utf8::encode $text;
2438	$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);
		2892	}
		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);
2439	}	2917	}
2440		2918
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2919	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2920
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2921	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2923	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2924	the message unless the client supports the msg packet.
2447		2925
2448	=cut	2926	=cut
2449		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" => $CHAT_CHANNEL,
		3040	);
		3041
2450	sub cf::client::send_msg {	3042	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3043	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3044
2453	$msg = $self->pl->expand_cfpod ($msg);	3045	$msg = $self->pl->expand_cfpod ($msg)
		3046	unless $color & cf::NDI_VERBATIM;
2454		3047
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3048	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3049
		3050	# check predefined channels, for the benefit of C
		3051	if ($CHANNEL{$channel}) {
		3052	$channel = $CHANNEL{$channel};
		3053
		3054	$self->ext_msg (channel_info => $channel);
		3055	$channel = $channel->{id};
		3056
2457	if (ref $channel) {	3057	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3058	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3059	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3060	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3061	$self->ext_msg (channel_info => $channel);
2462	}	3062	}
2463		3063
2464	$channel = $channel->{id};	3064	$channel = $channel->{id};
2465	}	3065	}
2466		3066
2467	return unless @extra || length $msg;	3067	return unless @extra || length $msg;
2468		3068
2469	if ($self->can_msg) {	3069	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3070	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3071	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3072
2482	if ($color >= 0) {	3073	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3074	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3075	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3076	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3077
		3078	$self->send_big_packet ($pkt);
		3079	}
		3080
2493	=item $client->ext_event ($type, %msg)	3081	=item $client->ext_msg ($type, @msg)
2494		3082
2495	Sends an ext event to the client.	3083	Sends an ext event to the client.
2496		3084
2497	=cut	3085	=cut
2498		3086
2499	sub cf::client::ext_event($$%) {	3087	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3088	my ($self, $type, @msg) = @_;
2501		3089
2502	return unless $self->extcmd;	3090	if ($self->extcmd == 2) {
2503		3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3092	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3093	push @msg, msgtype => "event_$type";
2505	$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	}
2506	}	3114	}
2507		3115
2508	=item $success = $client->query ($flags, "text", \&cb)	3116	=item $success = $client->query ($flags, "text", \&cb)
2509		3117
2510	Queues a query to the client, calling the given callback with	3118	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3173	my ($ns, $buf) = @_;
2566		3174
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3175	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3176
2569	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
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3185	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3186	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3187	}
		3188
		3189	$ns->ext_reply ($reply, @reply)
		3190	if $reply;
		3191
2576	} else {	3192	} else {
2577	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";
2578	}	3194	}
2579		3195
2580	cf::override;	3196	cf::override;
2581	},	3197	},
2582	);	3198	);
…		…
2602		3218
2603	$coro	3219	$coro
2604	}	3220	}
2605		3221
2606	cf::client->attach (	3222	cf::client->attach (
2607	on_destroy => sub {	3223	on_client_destroy => sub {
2608	my ($ns) = @_;	3224	my ($ns) = @_;
2609		3225
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3226	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3227	},
2612	);	3228	);
…		…
2627	our $safe = new Safe "safe";	3243	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3244	our $safe_hole = new Safe::Hole;
2629		3245
2630	$SIG{FPE} = 'IGNORE';	3246	$SIG{FPE} = 'IGNORE';
2631		3247
2632	$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	));
2633		3253
2634	# here we export the classes and methods available to script code	3254	# here we export the classes and methods available to script code
2635		3255
2636	=pod	3256	=pod
2637		3257
2638	The following functions and methods are available within a safe environment:	3258	The following functions and methods are available within a safe environment:
2639		3259
2640	cf::object	3260	cf::object
2641	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
2642	insert remove	3262	insert remove name archname title slaying race decrease split
		3263	value
2643		3264
2644	cf::object::player	3265	cf::object::player
2645	player	3266	player
2646		3267
2647	cf::player	3268	cf::player
…		…
2652		3273
2653	=cut	3274	=cut
2654		3275
2655	for (	3276	for (
2656	["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
2657	insert remove)],	3278	insert remove inv nrof name archname title slaying race
		3279	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3280	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3281	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3282	["cf::map" => qw(trigger)],
2661	) {	3283	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3284	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3285	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3286	for @funs;
2666	}	3287	}
2667		3288
…		…
2682		3303
2683	my $qcode = $code;	3304	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3305	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3306	$qcode =~ s/\n/\\n/g;
2686		3307
		3308	%vars = (_dummy => 0) unless %vars;
		3309
		3310	my @res;
2687	local $_;	3311	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3312
2690	my $eval =	3313	my $eval =
2691	"do {\n"	3314	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3315	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3316	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3317	. $code
2695	. "\n}"	3318	. "\n}"
2696	;	3319	;
2697		3320
		3321	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3322	sub_generation_inc;
		3323	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3324	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	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	}
2701		3330
2702	if ($@) {	3331	if ($@) {
2703	warn "$@";	3332	warn "$@",
2704	warn "while executing safe code '$code'\n";	3333	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3334	"with arguments " . (join " ", %vars) . "\n";
2706	}	3335	}
2707		3336
2708	wantarray ? @res : $res[0]	3337	wantarray ? @res : $res[0]
2709	}	3338	}
2710		3339
…		…
2724	=cut	3353	=cut
2725		3354
2726	sub register_script_function {	3355	sub register_script_function {
2727	my ($fun, $cb) = @_;	3356	my ($fun, $cb) = @_;
2728		3357
2729	no strict 'refs';	3358	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3359	*$fun = $safe_hole->wrap ($cb);
2731	}	3360	}
2732		3361
2733	=back	3362	=back
2734		3363
2735	=cut	3364	=cut
…		…
2738	# the server's init and main functions	3367	# the server's init and main functions
2739		3368
2740	sub load_facedata($) {	3369	sub load_facedata($) {
2741	my ($path) = @_;	3370	my ($path) = @_;
2742		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
2743	warn "loading facedata from $path\n";	3378	trace "loading facedata from $path\n";
2744		3379
2745	my $facedata;
2746	0 < aio_load $path, $facedata	3380	0 < aio_load $path, my $facedata
2747	or die "$path: $!";	3381	or die "$path: $!";
2748		3382
2749	$facedata = Coro::Storable::thaw $facedata;	3383	$facedata = Coro::Storable::thaw $facedata;
2750		3384
2751	$facedata->{version} == 2	3385	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3386	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		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
2754	{	3397	{
2755	my $faces = $facedata->{faceinfo};	3398	my $faces = $facedata->{faceinfo};
2756		3399
2757	while (my ($face, $info) = each %$faces) {	3400	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3401	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3402
2759	cf::face::set_visibility $idx, $info->{visibility};	3403	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3404	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3405	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3406	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3407
2764	cf::cede_to_tick;	3408	cf::cede_to_tick;
2765	}	3409	}
2766		3410
2767	while (my ($face, $info) = each %$faces) {	3411	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3412	next unless $info->{smooth};
		3413
2769	my $idx = cf::face::find $face	3414	my $idx = cf::face::find $face
2770	or next;	3415	or next;
		3416
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3417	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3418	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3419	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3420	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3421	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3422	}
2777		3423
2778	cf::cede_to_tick;	3424	cf::cede_to_tick;
2779	}	3425	}
2780	}	3426	}
…		…
2789		3435
2790	cf::anim::invalidate_all; # d'oh	3436	cf::anim::invalidate_all; # d'oh
2791	}	3437	}
2792		3438
2793	{	3439	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3440	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3441
2799	while (my ($name, $info) = each %$res) {	3442	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3443	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3444	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3445
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3446	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3447	cf::face::set_type $idx, $info->{type};
2811	} else {	3448	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3449	$RESOURCE{$name} = $info; # unused
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3450	}
2818		3451
2819	cf::cede_to_tick;	3452	cf::cede_to_tick;
2820	}	3453	}
2821	}	3454	}
2822		3455
		3456	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3457
2823	1	3458	1
2824	}	3459	}
2825		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
2826	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
2827	load_resource_file "$MAPDIR/regions"	3484	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3485	or die "unable to load regions file\n";
2829		3486
2830	for (cf::region::list) {	3487	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3488	$_->{match} = qr/$_->{match}/
…		…
2839	}	3496	}
2840		3497
2841	sub reload_archetypes {	3498	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3499	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3500	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3501	}
2850		3502
2851	sub reload_treasures {	3503	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3504	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3505	or die "unable to load treasurelists\n";
2854	}	3506	}
2855		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
2856	sub reload_resources {	3531	sub reload_resources {
2857	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
2858		3533
		3534	reload_exp_table;
		3535	reload_materials;
		3536	reload_facedata;
		3537	reload_sound;
		3538	reload_archetypes;
2859	reload_regions;	3539	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3540	reload_treasures;
2864		3541
2865	warn "finished reloading resource files\n";	3542	trace "finished reloading resource files\n";
2866	}	3543	}
2867		3544
2868	sub init {	3545	sub reload_config {
2869	reload_resources;	3546	trace "reloading config file...\n";
2870	}
2871		3547
2872	sub cfg_load {	3548	0 < aio_load "$CONFDIR/config", my $config
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3549	or die "$CONFDIR/config: $!";
2874	or return;
2875		3550
2876	local $/;	3551	utf8::decode $config;
		3552
		3553	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
2877	*CFG = YAML::Syck::Load <$fh>;	3554	*CFG = YAML::XS::Load $config;
2878		3555
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3556	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3557
2881	$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};
2882	$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};
2883		3560
2884	if (exists $CFG{mlockall}) {	3561	if (exists $CFG{mlockall}) {
…		…
2888	};	3565	};
2889	warn $@ if $@;	3566	warn $@ if $@;
2890	}	3567	}
2891	}	3568	}
2892		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
2893	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
2894	# we must not ever block the main coroutine	3608	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3609	local $Coro::idle = sub {
2896	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#
2897	(async {	3611	(async {
2898	Event::one_event;	3612	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3613	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3614	})->prio (Coro::PRIO_MAX);
2900	};	3615	};
2901		3616
2902	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;
2903	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
2904	load_extensions;	3640	load_extensions;
2905		3641
2906	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
2907	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;
2908	}	3660	}
2909		3661
2910	#############################################################################	3662	#############################################################################
2911	# initialisation and cleanup	3663	# initialisation and cleanup
2912		3664
2913	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
2914	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
2923	},
2924	);	3671	};
2925	}	3672	}
2926	}	3673	}
2927		3674
2928	sub write_runtime {	3675	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
2930		3677
2931	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
2933		3680
2934	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3682
2936	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
2937		3684
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3686	or return;
2940		3687
2941	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
2954		3701
2955	close $fh	3702	close $fh
2956	or return;	3703	or return;
2957		3704
2958	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3706	and return;
2960		3707
2961	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3709
2963	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 };
2964	}	3761	}
2965		3762
2966	sub emergency_save() {	3763	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
2968		3765
2969	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;
2970		3772
2971	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
2972	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3784	$pl->save;
2980	}	3785	}
2981	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
2982		3787
2983	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";
2984	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3793	$map->valid or next;
2987	$map->save;	3794	$map->save;
2988	}	3795	}
2989	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
2990		3797
2991	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";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
2993	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
2994	};	3826	};
2995		3827
2996	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
2997	}	3829	}
2998		3830
2999	sub post_cleanup {	3831	sub post_cleanup {
3000	my ($make_core) = @_;	3832	my ($make_core) = @_;
3001		3833
		3834	IO::AIO::flush;
		3835
3002	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3003	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	}
3004	}	3866	}
3005		3867
3006	sub do_reload_perl() {	3868	sub do_reload_perl() {
3007	# can/must only be called in main	3869	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3009	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3010	return;	3872	return;
3011	}	3873	}
3012		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3013	warn "reloading...";	3881	info "reloading...";
3014		3882
3015	warn "entering sync_job";	3883	trace "entering sync_job";
3016		3884
3017	cf::sync_job {	3885	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	3886	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		3887
3022	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;
3024
3025	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	3890	%EXT_CORO = ();
3046		3891
3047	warn "removing commands";	3892	trace "removing commands";
3048	%COMMAND = ();	3893	%COMMAND = ();
3049		3894
3050	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3051	%EXTCMD = ();	3896	%EXTCMD = ();
3052	%EXTICMD = ();	3897	%EXTICMD = ();
3053		3898
3054	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3057		3902
3058	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3059	eval {	3904	eval {
3060	$cb->($pkg);	3905	$cb->($pkg);
3061	1	3906	1
3062	} 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;
3063	}	3912	}
3064		3913
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3917
3073	warn "... unloading $k";	3918	trace "... unloading $k";
3074	delete $INC{$k};	3919	delete $INC{$k};
3075		3920
3076	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3078		3923
3079	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3081	}	3929	}
3082		3930
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3088	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);
3089		3934
3090	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3938
3094	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3940	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3097		3942
3098	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3099		3944
3100	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3101	require cf;	3946	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3103		3948
3104	warn "loading config and database again";	3949	trace "loading config and database again";
3105	cf::cfg_load;	3950	cf::reload_config;
3106		3951
3107	warn "loading extensions";	3952	trace "loading extensions";
3108	cf::load_extensions;	3953	cf::load_extensions;
3109		3954
		3955	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3116		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3117	warn "leaving sync_job";	3967	trace "leaving sync_job";
3118		3968
3119	1	3969	1
3120	} or do {	3970	} or do {
3121	warn $@;	3971	error $@;
3122	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3123	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3124	};	3977	}
3125		3978
3126	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3127	};	3981	};
3128		3982
3129	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3130		3984
3131	sub reload_perl() {	3985	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3134		3988
3135	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3991
3138	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3993	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3142	},	3995	};
3143	);	3996	};
3144	}	3997	}
3145		3998
3146	register_command "reload" => sub {	3999	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3148		4001
3149	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4006	reload_perl;
		4007	};
3152	}	4008	}
3153	};	4009	};
3154		4010
3155	unshift @INC, $LIBDIR;	4011	#############################################################################
3156		4012
3157	my $bug_warning = 0;	4013	my $bug_warning = 0;
3158		4014
3159	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3161		4017
3162	sub wait_for_tick {	4018	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		4020
3166	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	4023	$signal->wait;
3169	}	4024	}
3170		4025
3171	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		4028
3175	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4031	$signal->wait;
3178	}	4032	}
3179		4033
3180	my $min = 1e6;#d#	4034	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3192	return;	4038	return;
3193	}	4039	}
3194		4040
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3198		4042
3199	0 && sync_job {#d#	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		4044
3205	$map->width (50);	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	4047	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	4048	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	4049	write_runtime_sync
3210		4050	or error "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4051	};
		4052	}
3221		4053
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4055	$sig->send;
3238	}	4056	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	4058	$sig->send;
3241	}	4059	}
3242		4060
3243	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4063
3254	_post_tick;	4064	if (0) {
3255		4065	if ($NEXT_TICK) {
3256		4066	my $jitter = $TICK_START - $NEXT_TICK;
		4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4068	debug "jitter $JITTER\n";#d#
		4069	}
3257	},	4070	}
3258	);	4071	}
3259		4072
3260	{	4073	{
3261	BDB::max_poll_time $TICK * 0.1;	4074	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4075
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3271		4077	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4078	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4079
3287	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3288	$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);
3289		4087
3290	cf::sync_job {	4088	cf::sync_job {
3291	eval {	4089	eval {
3292	BDB::db_env_open	4090	BDB::db_env_open
3293	$DB_ENV,	4091	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4095	0666;
3298		4096
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4098	};
3304		4099
3305	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4101	};
3307	}	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	};
3308	}	4113	}
3309		4114
3310	{	4115	{
		4116	# configure IO::AIO
		4117
3311	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4121	}
3324		4122
3325	my $_log_backtrace;	4123	my $_log_backtrace;
3326		4124
3327	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3331		4129
3332	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3335	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3336	my @bt = fork_call {	4137	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	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 |"
3340	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3348	}	4149	}
3349		4150
3350	@funcs	4151	@funcs
3351	};	4152	};
3352		4153
3353	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4157	--$_log_backtrace;
3356	};	4158	};
3357	} else {	4159	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4162	}
3361	}	4163	}
3362		4164
3363	# load additional modules	4165	# load additional modules
3364	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3365		4168
3366	END { cf::emergency_save }	4169	END { cf::emergency_save }
3367		4170
3368	1	4171	1
3369		4172

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