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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.547 by root, Sun May 9 22:51:13 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
		246	=item @cf::INVOKE_RESULTS
		247
		248	This array contains the results of the last C<invoke ()> call. When
		249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		250	that call.
		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
171	=back	258	=back
172		259
173	=cut	260	=cut
174		261
175	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
176	*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 {
177	my $msg = join "", @_;	269	my $msg = join "", @_;
178		270
179	$msg .= "\n"	271	$msg .= "\n"
180	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
181		273
182	$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;
183		275
184	utf8::encode $msg;
185	LOG llevError, $msg;	276	LOG llevWarn, $msg;
186	};	277	};
187	}	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	};
188		292
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	303	for my $pkg (qw(
200	cf::global cf::attachable	304	cf::global cf::attachable
201	cf::object cf::object::player	305	cf::object cf::object::player
202	cf::client cf::player	306	cf::client cf::player
203	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
204	cf::map cf::party cf::region	309	cf::party cf::region
205	)) {	310	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	312	}
209		313
210	$Event::DIED = sub {	314	$EV::DIED = sub {
211	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
212	};	316	};
213		317
214	#############################################################################	318	#############################################################################
215		319
216	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
238	$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;
239	$d	343	$d
240	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
241	}	345	}
242		346
243	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
244		348
245	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
246		350
247	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
248		352
249	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
250		354
251	=cut	355	=cut
252		356
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		358
255	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		375
258	=item cf::lock_wait $string	376	=item cf::lock_wait $string
259		377
260	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
261		379
262	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
263		381
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
267	returned.	385	returned.
268		386
		387	Locks are *not* recursive, locking from the same coro twice results in a
		388	deadlocked coro.
		389
269	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
270	uses map_find and cf::map::load uses map_load).	391	uses map_find and cf::map::load uses map_load).
271		392
272	=item $locked = cf::lock_active $string	393	=item $locked = cf::lock_active $string
273		394
274	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.
275		396
276	=cut	397	=cut
277		398
278	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
279		400
280	sub lock_wait($) {	401	sub lock_wait($) {
281	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	403	}
289		404
290	sub lock_acquire($) {	405	sub lock_acquire($) {
291	my ($key) = @_;	406	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	407	}
303		408
304	sub lock_active($) {	409	sub lock_active($) {
305	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	411	}
309		412
310	sub freeze_mainloop {	413	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
312		415
313	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
314	$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($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
		432	}
		433
		434	=item cf::get_slot $time[, $priority[, $name]]
		435
		436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		437	This call blocks and returns only when you have at least C<$time> seconds
		438	of cpu time till the next tick. The slot is only valid till the next cede.
		439
		440	The optional C<$name> can be used to identify the job to run. It might be
		441	used for statistical purposes and should identify the same time-class.
		442
		443	Useful for short background jobs.
		444
		445	=cut
		446
		447	our @SLOT_QUEUE;
		448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
		450
		451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
		455	my $signal = new Coro::Signal;
		456	my $busy;
		457
		458	while () {
		459	next_job:
		460
		461	my $avail = cf::till_tick;
		462
		463	for (0 .. $#SLOT_QUEUE) {
		464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
		466	my $job = splice @SLOT_QUEUE, $_, 1, ();
		467	$job->[2]->send;
		468	Coro::cede;
		469	goto next_job;
		470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		472	}
		473	}
		474
		475	if (@SLOT_QUEUE) {
		476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		477	push @cf::WAIT_FOR_TICK, $signal;
		478	$signal->wait;
		479	} else {
		480	$busy = 0;
		481	Coro::schedule;
		482	}
315	};	483	}
316	$TICK_WATCHER->stop;	484	};
317	$guard	485
		486	sub get_slot($;$$) {
		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	$sig->wait;
318	}	499	}
319		500
320	=item cf::async { BLOCK }	501	=item cf::async { BLOCK }
321		502
322	Currently the same as Coro::async_pool, meaning you cannot use	503	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		508
328	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
329		510
330	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
331		512
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	516	acceptable.
336		517
337	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	523	=cut
343		524
344	sub sync_job(&) {	525	sub sync_job(&) {
345	my ($job) = @_;	526	my ($job) = @_;
346		527
347	if ($Coro::current == $Coro::main) {	528	if (in_main) {
348	my $time = Event::time;	529	my $time = AE::time;
349		530
350	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
352		533
353	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	535
355	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
356		537
357	my $busy = 1;	538	my $busy = 1;
358	my @res;	539	my @res;
359		540
360	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	543	@res = eval { $job->() };
362	warn $@ if $@;	544	error $@ if $@;
363	undef $busy;	545	undef $busy;
364	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
365		547
366	while ($busy) {	548	while ($busy) {
367	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
368	}	553	}
		554	}
369		555
370	$time = Event::time - $time;	556	my $time = AE::time - $time;
371		557
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
376		559
377	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
378	} else {	561	} else {
379	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
380		563
…		…
405	=item fork_call { }, $args	588	=item fork_call { }, $args
406		589
407	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
408	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
411		594
412	=cut	595	=cut
413		596
414	sub _store_scalar {	597	sub post_fork {
415	open my $fh, ">", \my $buf	598	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	599	}
422		600
423	sub fork_call(&@) {	601	sub fork_call(&@) {
424	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
425		603
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	604	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	605	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	606	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		607
431	if (my $pid = fork) {	608	my @res = Coro::Util::fork_eval {
432	close $fh2;	609	cf::post_fork;
		610	&$cb
		611	}, @args;
433		612
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	613	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	614	}
436	$res = Coro::Storable::thaw $res;
437		615
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	616	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
465	}	652	}
466		653
467	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
468		655
469	Returns a single value from the environment database.	656	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
472		659
473	Stores the given C<$value> in the family. It can currently store binary	660	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	661	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		662
		663	=item $db = cf::db_table "name"
		664
		665	Create and/or open a new database table. The string must not be "db" and must be unique
		666	within each server.
		667
476	=cut	668	=cut
		669
		670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
		674	my ($name) = @_;
		675	my $db = BDB::db_create $DB_ENV;
		676
		677	eval {
		678	$db->set_flags (BDB::CHKSUM);
		679
		680	utf8::encode $name;
		681	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		682	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		683	cf::cleanup "db_open(db): $!" if $!;
		684	};
		685	cf::cleanup "db_open(db): $@" if $@;
		686
		687	$db
		688	}
477		689
478	our $DB;	690	our $DB;
479		691
480	sub db_init {	692	sub db_init {
481	unless ($DB) {	693	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	694	}
496		695
497	sub db_get($$) {	696	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
499		698
500	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
501	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
502		703
503	$! ? ()	704	$! ? ()
504	: $data	705	: $data
505	}
506	}	706	}
507		707
508	sub db_put($$$) {	708	sub db_put($$$) {
509	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
549	if (1) {	749	if (1) {
550	$md5 =	750	$md5 =
551	join "\x00",	751	join "\x00",
552	$processversion,	752	$processversion,
553	map {	753	map {
554	Coro::cede;	754	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	755	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	756	} 0.. $#$src;
557		757
558		758
559	my $dbmd5 = db_get cache => "$id/md5";	759	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		766
567	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	768	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
570		770
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		772
573	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
576		776
…		…
586		786
587	=cut	787	=cut
588		788
589	sub datalog($@) {	789	sub datalog($@) {
590	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	792	}
593		793
594	=back	794	=back
595		795
596	=cut	796	=cut
597		797
598	#############################################################################	798	#############################################################################
599		799
600	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
601		801
602	Many objects in crossfire are so-called attachable objects. That means you can	802	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
605		805
606	In the following description, CLASS can be any of C<global>, C<object>	806	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	808	Deliantra).
609		809
610	=over 4	810	=over 4
611		811
612	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
613		813
…		…
657	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
658		858
659	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
661		861
662	Some classes such as crossfire maps and objects can specify attachments	862	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	863	that are attached at load/instantiate time, thus the need for a name.
664		864
665	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
666		866
667	=over 4	867	=over 4
…		…
791		991
792	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		994
795	} elsif (ref $type) {	995	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
797		997
798	} else {	998	} else {
799	shift @arg;	999	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
801	}	1001	}
802	}	1002	}
803	}	1003	}
804		1004
805	sub _object_attach {	1005	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
816	}	1016	}
817		1017
818	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
819	} else {	1019	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1021	}
822		1022
823	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
824	}	1024	}
825		1025
…		…
865	";	1065	";
866	die if $@;	1066	die if $@;
867	}	1067	}
868		1068
869	our $override;	1069	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1070	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1071
872	sub override {	1072	sub override {
873	$override = 1;	1073	$override = 1;
874	@invoke_results = ();	1074	@INVOKE_RESULTS = (@_);
875	}	1075	}
876		1076
877	sub do_invoke {	1077	sub do_invoke {
878	my $event = shift;	1078	my $event = shift;
879	my $callbacks = shift;	1079	my $callbacks = shift;
880		1080
881	@invoke_results = ();	1081	@INVOKE_RESULTS = ();
882		1082
883	local $override;	1083	local $override;
884		1084
885	for (@$callbacks) {	1085	for (@$callbacks) {
886	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
887		1087
888	if ($@) {	1088	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1090	override;
892	}	1091	}
893		1092
894	return 1 if $override;	1093	return 1 if $override;
895	}	1094	}
896		1095
897	0	1096	0
898	}	1097	}
899		1098
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1100
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1102
904	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
905		1104
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1105	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1106	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1107	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1108
910	=back	1109	=back
911		1110
912	=cut	1111	=cut
913		1112
914	#############################################################################	1113	#############################################################################
915	# object support	1114	# object support
		1115
		1116	sub _object_equal($$);
		1117	sub _object_equal($$) {
		1118	my ($a, $b) = @_;
		1119
		1120	return 0 unless (ref $a) eq (ref $b);
		1121
		1122	if ("HASH" eq ref $a) {
		1123	my @ka = keys %$a;
		1124	my @kb = keys %$b;
		1125
		1126	return 0 if @ka != @kb;
		1127
		1128	for (0 .. $#ka) {
		1129	return 0 unless $ka[$_] eq $kb[$_];
		1130	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1131	}
		1132
		1133	} elsif ("ARRAY" eq ref $a) {
		1134
		1135	return 0 if @$a != @$b;
		1136
		1137	for (0 .. $#$a) {
		1138	return 0 unless _object_equal $a->[$_], $b->[$_];
		1139	}
		1140
		1141	} elsif ($a ne $b) {
		1142	return 0;
		1143	}
		1144
		1145	1
		1146	}
		1147
		1148	our $SLOW_MERGES;#d#
		1149	sub _can_merge {
		1150	my ($ob1, $ob2) = @_;
		1151
		1152	++$SLOW_MERGES;#d#
		1153
		1154	# we do the slow way here
		1155	return _object_equal $ob1, $ob2
		1156	}
916		1157
917	sub reattach {	1158	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1160	my ($obj) = @_;
920		1161
		1162	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1164
923	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
924		1166
925	@$registry = ();	1167	@$registry = ();
926		1168
…		…
931	for (@$attach) {	1173	for (@$attach) {
932	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
934	}	1176	}
935	} else {	1177	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1179	}
938	}	1180	}
939	}	1181	}
940		1182
941	cf::attachable->attach (	1183	cf::attachable->attach (
942	prio => -1000000,	1184	prio => -1000000,
943	on_instantiate => sub {	1185	on_instantiate => sub {
944	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
945		1187
946	$data = from_json $data;	1188	$data = decode_json $data;
947		1189
948	for (@$data) {	1190	for (@$data) {
949	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
950		1192
951	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1209	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
969		1211
970	sync_job {	1212	sync_job {
971	if (length $$rdata) {	1213	if (length $$rdata) {
		1214	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
974		1218
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
979	close $fh;	1226	aio_close $fh;
980		1227
981	if (@$objs) {	1228	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
987	close $fh;	1237	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
989	}	1239	}
990	} else {	1240	} else {
991	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
992	}	1242	}
993		1243
994	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1248	} else {
996	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
997	}	1250	}
998	} else {	1251	} else {
999	aio_unlink $filename;	1252	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1001	}	1254	}
1002	}	1255	};
1003	}	1256	}
1004		1257
1005	sub object_freezer_as_string {	1258	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1259	my ($rdata, $objs) = @_;
1007		1260
…		…
1019	or return;	1272	or return;
1020		1273
1021	unless (aio_stat "$filename.pst") {	1274	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1275	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1276	or return;
		1277
1024	$av = eval { (Storable::thaw $av)->{objs} };	1278	my $st = eval { Coro::Storable::thaw $av };
		1279	$av = $st->{objs};
1025	}	1280	}
1026		1281
		1282	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
		1286
1029	return ($data, $av);	1287	($data, $av)
1030	}	1288	}
1031		1289
1032	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
1033		1291
1034	=over 4	1292	=over 4
…		…
1088	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1089		1347
1090	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1091	}	1349	}
1092		1350
		1351	use File::Glob ();
		1352
1093	cf::player->attach (	1353	cf::player->attach (
1094	on_command => sub {	1354	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1096		1356
1097	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1098	or return;	1358	or return;
1099		1359
…		…
1107	my ($pl, $buf) = @_;	1367	my ($pl, $buf) = @_;
1108		1368
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1369	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1370
1111	if (ref $msg) {	1371	if (ref $msg) {
		1372	my ($type, $reply, @payload) =
		1373	"ARRAY" eq ref $msg
		1374	? @$msg
		1375	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1376
		1377	my @reply;
		1378
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1379	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1380	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1381	}
		1382
		1383	$pl->ext_reply ($reply, @reply)
		1384	if $reply;
		1385
1117	} else {	1386	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1388	}
1120		1389
1121	cf::override;	1390	cf::override;
1122	},	1391	},
1123	);	1392	);
1124		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1125	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1126	cf::sync_job {	1410	cf::sync_job {
1127	my %todo;	1411	my %todo;
1128		1412
1129	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1414	next unless -r $path;
…		…
1148		1432
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1435
1152	$ext{source} =	1436	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1155	. $source	1439	. $source
1156	. "\n};\n1";	1440	. "\n};\n1";
1157		1441
1158	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1159	}	1443	}
1160		1444
		1445	my $pass = 0;
1161	my %done;	1446	my %done;
1162	while (%todo) {	1447	while (%todo) {
1163	my $progress;	1448	my $progress;
1164		1449
		1450	++$pass;
		1451
		1452	ext:
1165	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1455	next ext
1168	unless exists $done{$_};	1456	unless exists $done{$_};
1169	}	1457	}
1170		1458
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1460
1173	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1178	warn $msg;	1468
1179	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1470	delete $todo{$k};
1181	}	1471	} else {
1182		1472	$done{$k} = delete $todo{$k};
1183	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1184	}	1478	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1479	}
1190		1480
1191	skip:	1481	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1194	}	1489	}
1195	};	1490	};
1196	}	1491	}
1197		1492
1198	#############################################################################	1493	#############################################################################
1199		1494
1200	=back	1495	=back
1201		1496
1202	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1203		1498
1204	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1205		1500
1206	=cut	1501	=cut
1207		1502
1208	package cf::player;	1503	package cf::player;
1209		1504
1210	use Coro::AIO;	1505	use Coro::AIO;
1211		1506
1212	=head3 cf::player	1507	=head3 cf::player
1213		1508
1214	=over 4	1509	=over 4
		1510
		1511	=item cf::player::num_playing
		1512
		1513	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1514
		1515	=cut
		1516
		1517	sub num_playing {
		1518	scalar grep
		1519	$_->ob->map
		1520	&& !$_->hidden
		1521	&& !$_->ob->flag (cf::FLAG_WIZ),
		1522	cf::player::list
		1523	}
1215		1524
1216	=item cf::player::find $login	1525	=item cf::player::find $login
1217		1526
1218	Returns the given player object, loading it if necessary (might block).	1527	Returns the given player object, loading it if necessary (might block).
1219		1528
…		…
1238		1547
1239	sub exists($) {	1548	sub exists($) {
1240	my ($login) = @_;	1549	my ($login) = @_;
1241		1550
1242	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1244	}	1553	}
1245		1554
1246	sub find($) {	1555	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1557	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1564	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1565	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1566	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1567	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1568
1260	my $pl = load_pl path $login	1569	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1570	or return;
		1571
		1572	my $pl = cf::player::load_pl $f
		1573	or return;
		1574
		1575	local $cf::PLAYER_LOADING{$login} = $pl;
		1576	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1263	}	1578	}
1264	}	1579	}
1265	}	1580	}
		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
1266		1594
1267	sub save($) {	1595	sub save($) {
1268	my ($pl) = @_;	1596	my ($pl) = @_;
1269		1597
1270	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1276		1604
1277	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
1279		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1612
1280	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1281	Coro::cede;	1614	cf::cede_to_tick;
1282	}	1615	}
1283		1616
1284	sub new($) {	1617	sub new($) {
1285	my ($login) = @_;	1618	my ($login) = @_;
1286		1619
…		…
1292	$cf::PLAYER{$login} = $self;	1625	$cf::PLAYER{$login} = $self;
1293		1626
1294	$self	1627	$self
1295	}	1628	}
1296		1629
		1630	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1631
		1632	=cut
		1633
		1634	sub send_msg {
		1635	my $ns = shift->ns
		1636	or return;
		1637	$ns->send_msg (@_);
		1638	}
		1639
1297	=item $pl->quit_character	1640	=item $pl->quit_character
1298		1641
1299	Nukes the player without looking back. If logged in, the connection will	1642	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1643	be destroyed. May block for a long time.
1301		1644
…		…
1305	my ($pl) = @_;	1648	my ($pl) = @_;
1306		1649
1307	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1308		1651
1309	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1654
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1316		1663
1317	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1701	or return [];
1355		1702
1356	my @logins;	1703	my @logins;
1357		1704
1358	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
		1706	my $path = path $login;
		1707
		1708	# a .pst is a dead give-away for a valid player
		1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1714	}
1362		1715
1363	utf8::decode $login;	1716	utf8::decode $login;
1364	push @logins, $login;	1717	push @logins, $login;
1365	}	1718	}
1366		1719
1367	\@logins	1720	\@logins
1368	}	1721	}
1369		1722
1370	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1371		1726
1372	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1373	player. May block.	1728	player. May block.
1374		1729
1375	=cut	1730	=cut
…		…
1393	}	1748	}
1394		1749
1395	\@paths	1750	\@paths
1396	}	1751	}
1397		1752
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1754
1400	Expand crossfire pod fragments into protocol xml.	1755	Expand deliantra pod fragments into protocol xml.
1401		1756
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1757	=item $player->ext_reply ($msgid, @msg)
1449		1758
1450	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1451		1760
1452	=cut	1761	=cut
1453		1762
1454	sub ext_reply($$%) {	1763	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1764	my ($self, $id, @msg) = @_;
1456		1765
1457	$msg{msgid} = $id;	1766	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1767	}
1460		1768
1461	=item $player->ext_event ($type, %msg)	1769	=item $player->ext_msg ($type, @msg)
1462		1770
1463	Sends an ext event to the client.	1771	Sends an ext event to the client.
1464		1772
1465	=cut	1773	=cut
1466		1774
1467	sub ext_event($$%) {	1775	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1776	my ($self, $type, @msg) = @_;
1469		1777
1470	$self->ns->ext_event ($type, %msg);	1778	$self->ns->ext_msg ($type, @msg);
1471	}	1779	}
1472		1780
1473	=head3 cf::region	1781	=head3 cf::region
1474		1782
1475	=over 4	1783	=over 4
…		…
1485	=cut	1793	=cut
1486		1794
1487	sub find_by_path($) {	1795	sub find_by_path($) {
1488	my ($path) = @_;	1796	my ($path) = @_;
1489		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
		1799
1490	my ($match, $specificity);	1800	my ($match, $specificity);
1491		1801
1492	for my $region (list) {	1802	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1803	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1804	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1805	if $region->specificity > $specificity;
1496	}	1806	}
1497	}	1807	}
1498		1808
…		…
1519	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1521		1831
1522	sub generate_random_map {	1832	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1524	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1838	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1547		1860
1548	sub register {	1861	sub register {
1549	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1550	my $pkg = caller;	1863	my $pkg = caller;
1551		1864
1552	no strict;
1553	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1554		1866
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1868	}
1557		1869
1558	# also paths starting with '/'	1870	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1872
1561	sub thawer_merge {	1873	sub thawer_merge {
1562	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1563		1875
1564	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1569	}	1881	}
1570		1882
1571	sub normalise {	1883	sub normalise {
1572	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1573		1885
1574	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1575		1887
1576	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1577		1889
1578	# map plan:	1890	# map plan:
1579	#	1891	#
…		…
1618	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1619	return $self;	1931	return $self;
1620	}	1932	}
1621	}	1933	}
1622		1934
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1624	()	1936	()
1625	}	1937	}
1626		1938
1627	sub init {	1939	sub init {
1628	my ($self) = @_;	1940	my ($self) = @_;
…		…
1650		1962
1651	# the temporary/swap location	1963	# the temporary/swap location
1652	sub save_path {	1964	sub save_path {
1653	my ($self) = @_;	1965	my ($self) = @_;
1654		1966
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1657	}	1969	}
1658		1970
1659	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1660	sub uniq_path {	1972	sub uniq_path {
1661	my ($self) = @_;	1973	my ($self) = @_;
1662		1974
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1976	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1977	}
1675		1978
1676	sub decay_objects {	1979	sub decay_objects {
1677	my ($self) = @_;	1980	my ($self) = @_;
1678		1981
…		…
1691		1994
1692	sub load_header_from($) {	1995	sub load_header_from($) {
1693	my ($self, $path) = @_;	1996	my ($self, $path) = @_;
1694		1997
1695	utf8::encode $path;	1998	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1999	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	2000	or return;
		2001
		2002	$self->_load_header ($f)
		2003	or return;
		2004
		2005	local $MAP_LOADING{$self->{path}} = $self;
		2006	$f->resolve_delayed_derefs;
1701		2007
1702	$self->{load_path} = $path;	2008	$self->{load_path} = $path;
1703		2009
1704	1	2010	1
1705	}	2011	}
…		…
1757		2063
1758	sub find;	2064	sub find;
1759	sub find {	2065	sub find {
1760	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1761		2067
		2068	cf::cede_to_tick;
		2069
1762	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1763		2071
		2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2074
1766	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1769	or return;	2077	or return;
1770		2078
1771	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1772		2080
…		…
1774	or return;	2082	or return;
1775		2083
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
		2088	undef $guard1;
1779	$map->reset;	2089	$map->reset;
1780	undef $guard;
1781	return find $path;	2090	return find $path;
1782	}	2091	}
1783		2092
1784	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1785	}	2094	}
1786	}	2095	}
1787		2096
1788	sub pre_load { }	2097	sub pre_load { }
1789	sub post_load { }	2098	#sub post_load { } # XS
1790		2099
1791	sub load {	2100	sub load {
1792	my ($self) = @_;	2101	my ($self) = @_;
1793		2102
1794	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
1795		2104
1796	my $path = $self->{path};	2105	my $path = $self->{path};
1797		2106
1798	{	2107	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2108	my $guard = cf::lock_acquire "map_data:$path";
1800		2109
		2110	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2111	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2112
1803	$self->in_memory (cf::MAP_LOADING);	2113	$self->in_memory (cf::MAP_LOADING);
1804		2114
1805	$self->alloc;	2115	$self->alloc;
1806		2116
1807	$self->pre_load;	2117	$self->pre_load;
1808	Coro::cede;	2118	cf::cede_to_tick;
1809		2119
		2120	my $f = new_from_file cf::object::thawer $self->{load_path};
		2121	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2122	$self->_load_objects ($f)
1811	or return;	2123	or return;
1812		2124
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
1814	if delete $self->{load_original};	2126	if delete $self->{load_original};
1815		2127
1816	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2129	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2130	unless (aio_stat $uniq) {
		2131	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2132	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2133	$self->_load_objects ($f);
		2134	$f->resolve_delayed_derefs;
		2135	}
1821	}	2136	}
1822	}	2137	}
1823		2138
1824	Coro::cede;	2139	$f->resolve_delayed_derefs;
		2140
		2141	cf::cede_to_tick;
1825	# now do the right thing for maps	2142	# now do the right thing for maps
1826	$self->link_multipart_objects;	2143	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2144	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2145	unless $self->difficulty;
1829	Coro::cede;	2146	cf::cede_to_tick;
1830		2147
1831	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2149	$self->decay_objects;
1833	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
1834	$self->update_buttons;	2151	$self->update_buttons;
1835	Coro::cede;	2152	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2153	$self->activate;
1839	}	2154	}
1840		2155
		2156	$self->{last_save} = $cf::RUNTIME;
		2157	$self->last_access ($cf::RUNTIME);
		2158
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2160	}
1843		2161
1844	$self->post_load;	2162	$self->post_load;
1845	}	2163	}
1846		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2168	sub customise_for {
1848	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
1849		2170
1850	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2172	if $self->per_player;
…		…
1855		2176
1856	$self	2177	$self
1857	}	2178	}
1858		2179
1859	# find and load all maps in the 3x3 area around a map	2180	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2181	sub load_neighbours {
1861	my ($map) = @_;	2182	my ($map) = @_;
1862		2183
1863	my @diag; # diagonal neighbours	2184	my @neigh; # diagonal neighbours
1864		2185
1865	for (0 .. 3) {	2186	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2187	my $neigh = $map->tile_path ($_)
1867	or next;	2188	or next;
1868	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
1869	or next;	2190	or next;
1870	$neigh->load;	2191	$neigh->load;
1871		2192
		2193	# now find the diagonal neighbours
		2194	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2197	}
1875		2198
1876	for (@diag) {	2199	for (grep defined $_->[0], @neigh) {
		2200	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2201	my $neigh = find $path, $origin
1878	or next;	2202	or next;
1879	$neigh->load;	2203	$neigh->load;
1880	}	2204	}
1881	}	2205	}
1882		2206
1883	sub find_sync {	2207	sub find_sync {
1884	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
1885		2209
1886	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
1887	}	2214	}
1888		2215
1889	sub do_load_sync {	2216	sub do_load_sync {
1890	my ($map) = @_;	2217	my ($map) = @_;
1891		2218
1892	cf::sync_job { $map->load };	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2220	if $Coro::current == $Coro::main;
		2221
		2222	$map->load;
1893	}	2223	}
1894		2224
1895	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
1897		2227
1898	sub find_async {	2228	sub find_async {
1899	my ($path, $origin) = @_;	2229	my ($path, $origin, $load) = @_;
1900		2230
1901	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
1902		2232
1903	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2235	}
1906		2236
1907	undef $MAP_PREFETCH{$path};	2237	$MAP_PREFETCH{$path} |= $load;
		2238
1908	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
		2240	$Coro::current->{desc} = "map prefetcher";
		2241
1909	while (%MAP_PREFETCH) {	2242	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2243	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2244	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2245	$map->load if $v;
		2246	}
1914		2247
1915	delete $MAP_PREFETCH{$path};	2248	delete $MAP_PREFETCH{$k};
1916	}	2249	}
1917	}	2250	}
1918	undef $MAP_PREFETCHER;	2251	undef $MAP_PREFETCHER;
1919	};	2252	};
1920	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
1921		2254
1922	()	2255	()
1923	}	2256	}
1924		2257
		2258	# common code, used by both ->save and ->swapout
1925	sub save {	2259	sub _save {
1926	my ($self) = @_;	2260	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2261
1930	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
1931		2263
1932	return unless $self->dirty;	2264	return unless $self->dirty;
1933		2265
…		…
1939	return if $self->{deny_save};	2271	return if $self->{deny_save};
1940		2272
1941	local $self->{last_access} = $self->last_access;#d#	2273	local $self->{last_access} = $self->last_access;#d#
1942		2274
1943	cf::async {	2275	cf::async {
		2276	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
1945	};	2278	};
		2279
		2280	cf::get_slot 0.02;
1946		2281
1947	if ($uniq) {	2282	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2285	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2287	}
1953	}	2288	}
1954		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
1955	sub swap_out {	2298	sub swap_out {
1956	my ($self) = @_;	2299	my ($self) = @_;
1957		2300
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
1963	return if $self->players;	2305	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
		2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
1967	$self->clear;	2316	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2317	}
1970		2318
1971	sub reset_at {	2319	sub reset_at {
1972	my ($self) = @_;	2320	my ($self) = @_;
1973		2321
…		…
1991		2339
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2341
1994	return if $self->players;	2342	return if $self->players;
1995		2343
1996	warn "resetting map ", $self->path;	2344	cf::trace "resetting map ", $self->path, "\n";
1997		2345
1998	$self->in_memory (cf::MAP_SWAPPED);	2346	$self->in_memory (cf::MAP_SWAPPED);
1999		2347
2000	# need to save uniques path	2348	# need to save uniques path
2001	unless ($self->{deny_save}) {	2349	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2353	if $uniq;
2006	}	2354	}
2007		2355
2008	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2009		2357
		2358	$self->deactivate;
		2359	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2360	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2361
2014	$self->unlink_save;	2362	$self->unlink_save;
2015	$self->destroy;	2363	$self->destroy;
2016	}	2364	}
2017		2365
2018	my $nuke_counter = "aaaa";	2366	my $nuke_counter = "aaaa";
2019		2367
2020	sub nuke {	2368	sub nuke {
2021	my ($self) = @_;	2369	my ($self) = @_;
2022		2370
		2371	{
		2372	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2373
2023	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2024		2375
2025	$self->unlink_save;	2376	$self->unlink_save;
2026		2377
2027	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2383
2033	$cf::MAP{$self->path} = $self;	2384	$cf::MAP{$self->path} = $self;
		2385	}
2034		2386
2035	$self->reset; # polite request, might not happen	2387	$self->reset; # polite request, might not happen
2036	}	2388	}
2037		2389
2038	=item $maps = cf::map::tmp_maps	2390	=item $maps = cf::map::tmp_maps
…		…
2080		2432
2081	sub unique_maps() {	2433	sub unique_maps() {
2082	[	2434	[
2083	map {	2435	map {
2084	utf8::decode $_;	2436	utf8::decode $_;
2085	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2086	? normalise $_	2440	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2442	]
2090	}	2443	}
2091		2444
2092	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2093		2476
2094	=back	2477	=back
2095		2478
2096	=head3 cf::object	2479	=head3 cf::object
2097		2480
…		…
2101		2484
2102	=over 4	2485	=over 4
2103		2486
2104	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2105		2488
2106	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2107		2491
2108	=cut	2492	=cut
2109		2493
2110	sub inv_recursive_;	2494	sub inv_recursive_;
2111	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2114		2498
2115	sub inv_recursive {	2499	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2117	}	2501	}
2118		2502
		2503	=item $ref = $ob->ref
		2504
		2505	Creates and returns a persistent reference to an object that can be stored as a string.
		2506
		2507	=item $ob = cf::object::deref ($refstring)
		2508
		2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2510	even if the object actually exists. May block.
		2511
		2512	=cut
		2513
		2514	sub deref {
		2515	my ($ref) = @_;
		2516
		2517	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2518	my ($uuid, $name) = ($1, $2);
		2519	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2520	or return;
		2521	$pl->ob->uuid eq $uuid
		2522	or return;
		2523
		2524	$pl->ob
		2525	} else {
		2526	warn "$ref: cannot resolve object reference\n";
		2527	undef
		2528	}
		2529	}
		2530
2119	package cf;	2531	package cf;
2120		2532
2121	=back	2533	=back
2122		2534
2123	=head3 cf::object::player	2535	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2541	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2542	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2132		2544
2133	=cut	2545	=cut
		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
2134		2560
2135	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2562	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
…		…
2145		2571
2146	} else {	2572	} else {
2147	my $pl = $self->contr;	2573	my $pl = $self->contr;
2148		2574
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2575	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2578
2158	} else {	2579	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2582	}
2162	}	2583	}
		2584	}
		2585
		2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2587
		2588	=cut
		2589
		2590	sub cf::object::send_msg {
		2591	my $pl = shift->contr
		2592	or return;
		2593	$pl->send_msg (@_);
2163	}	2594	}
2164		2595
2165	=item $player_object->may ("access")	2596	=item $player_object->may ("access")
2166		2597
2167	Returns wether the given player is authorized to access resource "access"	2598	Returns wether the given player is authorized to access resource "access"
…		…
2180		2611
2181	=item $player_object->enter_link	2612	=item $player_object->enter_link
2182		2613
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2615
2185	The player should be reasonably safe there for short amounts of time. You	2616	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2187		2620
2188	Will never block.	2621	Will never block.
2189		2622
2190	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2191		2624
…		…
2211	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2645	my ($self) = @_;
2213		2646
2214	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2215		2648
		2649	++$self->{_link_recursion};
		2650
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2652
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2220		2655
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2657	}
2223		2658
2224	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2226		2661
…		…
2243	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2245		2680
2246	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2249		2684
2250	$map->load;	2685	$map->load;
2251	$map->load_diag;	2686	$map->load_neighbours;
2252		2687
2253	return unless $self->contr->active;	2688	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2689
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2258	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2259		2697
		2698	}
		2699
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2701
2262	Moves the player to the given map-path and coordinates by first freezing	2702	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2705	the new (success) or old (failed) map position. In either case, $done will
		2706	be called at the end of this process.
		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
2266		2710
2267	=cut	2711	=cut
2268		2712
2269	our $GOTOGEN;	2713	our $GOTOGEN;
2270		2714
2271	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
2273		2723
2274	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2726
2277	$self->enter_link;	2727	$self->enter_link;
2278		2728
2279	(async {	2729	(async {
		2730	$Coro::current->{desc} = "player::goto $path $x $y";
		2731
		2732	# *tag paths override both path and x|y
		2733	if ($path =~ /^\*(.*)$/) {
		2734	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2735	my $ob = $obs[rand @obs];
		2736
		2737	# see if we actually can go there
		2738	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2739	$ob = $obs[rand @obs];
		2740	} else {
		2741	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2742	}
		2743	# else put us there anyways for now #d#
		2744
		2745	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2746	} else {
		2747	($path, $x, $y) = (undef, undef, undef);
		2748	}
		2749	}
		2750
2280	my $map = eval {	2751	my $map = eval {
2281	my $map = cf::map::find $path;	2752	my $map = defined $path ? cf::map::find $path : undef;
2282		2753
2283	if ($map) {	2754	if ($map) {
2284	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2757	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2759	}
2289		2760
2290	$map	2761	$map
2291	};	2762	};
2292		2763
…		…
2297		2768
2298	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2301	}	2772	}
		2773
		2774	$done->($self) if $done;
2302	})->prio (1);	2775	})->prio (1);
2303	}	2776	}
2304		2777
2305	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2306		2779
…		…
2326	}	2799	}
2327		2800
2328	sub prepare_random_map {	2801	sub prepare_random_map {
2329	my ($exit) = @_;	2802	my ($exit) = @_;
2330		2803
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2806	# that depends on the exit object
2336		2807
2337	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2810	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2344	}	2817	}
2345		2818
2346	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2347		2820
2348	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2351		2824
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2827	undef $fh;
2355	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2356		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2359	}	2836	}
2360	}	2837	}
2361		2838
2362	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2364		2841
2365	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2366		2843
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2844	$self->enter_link;
2379		2845
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2846	(async {
2385	$self->deactivate_recursive; # just to be sure	2847	$Coro::current->{desc} = "enter_exit";
		2848
2386	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2387	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2388		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2389	1;	2870	1
2390	}) {	2871	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2876
2396	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2397	$self->leave_link;	2878	$self->leave_link;
2398	}	2879	}
2399	})->prio (1);	2880	})->prio (1);
2400	}	2881	}
2401		2882
…		…
2415		2896
2416	utf8::encode $text;	2897	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2899	}
2419		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
		2924	}
		2925
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2927
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2929	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2930	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2931	the message unless the client supports the msg packet.
2426		2932
2427	=cut	2933	=cut
2428		2934
		2935	# non-persistent channels (usually the info channel)
		2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
		2943	"c/identify" => {
		2944	id => "infobox",
		2945	title => "Identify",
		2946	reply => undef,
		2947	tooltip => "Items recently identified",
		2948	},
		2949	"c/examine" => {
		2950	id => "infobox",
		2951	title => "Examine",
		2952	reply => undef,
		2953	tooltip => "Signs and other items you examined",
		2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
		2960	},
		2961	"c/book" => {
		2962	id => "infobox",
		2963	title => "Book",
		2964	reply => undef,
		2965	tooltip => "The contents of a note or book",
		2966	},
		2967	"c/lookat" => {
		2968	id => "infobox",
		2969	title => "Look",
		2970	reply => undef,
		2971	tooltip => "What you saw there",
		2972	},
		2973	"c/who" => {
		2974	id => "infobox",
		2975	title => "Players",
		2976	reply => undef,
		2977	tooltip => "Shows players who are currently online",
		2978	},
		2979	"c/body" => {
		2980	id => "infobox",
		2981	title => "Body Parts",
		2982	reply => undef,
		2983	tooltip => "Shows which body parts you posess and are available",
		2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
		3021	"c/uptime" => {
		3022	id => "infobox",
		3023	title => "Uptime",
		3024	reply => undef,
		3025	tooltip => "How long the server has been running since last restart",
		3026	},
		3027	"c/mapinfo" => {
		3028	id => "infobox",
		3029	title => "Map Info",
		3030	reply => undef,
		3031	tooltip => "Information related to the maps",
		3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
		3047	);
		3048
2429	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3051
2432	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
		3054
		3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3056
		3057	# check predefined channels, for the benefit of C
		3058	if ($CHANNEL{$channel}) {
		3059	$channel = $CHANNEL{$channel};
		3060
		3061	$self->ext_msg (channel_info => $channel);
		3062	$channel = $channel->{id};
		3063
		3064	} elsif (ref $channel) {
		3065	# send meta info to client, if not yet sent
		3066	unless (exists $self->{channel}{$channel->{id}}) {
		3067	$self->{channel}{$channel->{id}} = $channel;
		3068	$self->ext_msg (channel_info => $channel);
		3069	}
		3070
		3071	$channel = $channel->{id};
		3072	}
2433		3073
2434	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2435		3075
2436	if ($self->can_msg) {	3076	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3078	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3079
2449	if ($color >= 0) {	3080	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3081	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3083	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3084
		3085	$self->send_big_packet ($pkt);
		3086	}
		3087
2460	=item $client->ext_event ($type, %msg)	3088	=item $client->ext_msg ($type, @msg)
2461		3089
2462	Sends an ext event to the client.	3090	Sends an ext event to the client.
2463		3091
2464	=cut	3092	=cut
2465		3093
2466	sub cf::client::ext_event($$%) {	3094	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3095	my ($self, $type, @msg) = @_;
2468		3096
		3097	if ($self->extcmd == 2) {
		3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3099	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3100	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3102	}
		3103	}
		3104
		3105	=item $client->ext_reply ($msgid, @msg)
		3106
		3107	Sends an ext reply to the client.
		3108
		3109	=cut
		3110
		3111	sub cf::client::ext_reply($$@) {
		3112	my ($self, $id, @msg) = @_;
		3113
		3114	if ($self->extcmd == 2) {
		3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3116	} elsif ($self->extcmd == 1) {
		3117	#TODO: version 1, remove
		3118	unshift @msg, msgtype => "reply", msgid => $id;
		3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3120	}
2471	}	3121	}
2472		3122
2473	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2474		3124
2475	Queues a query to the client, calling the given callback with	3125	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3180	my ($ns, $buf) = @_;
2531		3181
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3182	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3183
2534	if (ref $msg) {	3184	if (ref $msg) {
		3185	my ($type, $reply, @payload) =
		3186	"ARRAY" eq ref $msg
		3187	? @$msg
		3188	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3189
		3190	my @reply;
		3191
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3192	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3193	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3194	}
		3195
		3196	$ns->ext_reply ($reply, @reply)
		3197	if $reply;
		3198
2541	} else {	3199	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3201	}
2544		3202
2545	cf::override;	3203	cf::override;
2546	},	3204	},
2547	);	3205	);
…		…
2567		3225
2568	$coro	3226	$coro
2569	}	3227	}
2570		3228
2571	cf::client->attach (	3229	cf::client->attach (
2572	on_destroy => sub {	3230	on_client_destroy => sub {
2573	my ($ns) = @_;	3231	my ($ns) = @_;
2574		3232
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3234	},
2577	);	3235	);
…		…
2592	our $safe = new Safe "safe";	3250	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2594		3252
2595	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2596		3254
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3255	$safe->permit_only (Opcode::opset qw(
		3256	:base_core :base_mem :base_orig :base_math :base_loop
		3257	grepstart grepwhile mapstart mapwhile
		3258	sort time
		3259	));
2598		3260
2599	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
2600		3262
2601	=pod	3263	=pod
2602		3264
2603	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
2604		3266
2605	cf::object	3267	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3268	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3269	insert remove name archname title slaying race decrease split
		3270	value
2608		3271
2609	cf::object::player	3272	cf::object::player
2610	player	3273	player
2611		3274
2612	cf::player	3275	cf::player
…		…
2617		3280
2618	=cut	3281	=cut
2619		3282
2620	for (	3283	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3285	insert remove inv nrof name archname title slaying race
		3286	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
2626	) {	3290	) {
2627	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2630	for @funs;	3293	for @funs;
2631	}	3294	}
2632		3295
…		…
2647		3310
2648	my $qcode = $code;	3311	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
2651		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
2652	local $_;	3318	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3319
2655	my $eval =	3320	my $eval =
2656	"do {\n"	3321	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3324	. $code
2660	. "\n}"	3325	. "\n}"
2661	;	3326	;
2662		3327
		3328	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
2666		3337
2667	if ($@) {	3338	if ($@) {
2668	warn "$@";	3339	warn "$@",
2669	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
2670	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
2671	}	3342	}
2672		3343
2673	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
2674	}	3345	}
2675		3346
…		…
2689	=cut	3360	=cut
2690		3361
2691	sub register_script_function {	3362	sub register_script_function {
2692	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
2693		3364
2694	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
2696	}	3367	}
2697		3368
2698	=back	3369	=back
2699		3370
2700	=cut	3371	=cut
…		…
2703	# the server's init and main functions	3374	# the server's init and main functions
2704		3375
2705	sub load_facedata($) {	3376	sub load_facedata($) {
2706	my ($path) = @_;	3377	my ($path) = @_;
2707		3378
		3379	# HACK to clear player env face cache, we need some signal framework
		3380	# for this (global event?)
		3381	%ext::player_env::MUSIC_FACE_CACHE = ();
		3382
		3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3384
2708	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
2709		3386
2710	my $facedata;
2711	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
2712	or die "$path: $!";	3388	or die "$path: $!";
2713		3389
2714	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
2715		3391
2716	$facedata->{version} == 2	3392	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3394
		3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3397	$facedata->{resource}{"res/exp_table"} = {
		3398	type => FT_RSRC,
		3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
		3401	};
		3402	cf::cede_to_tick;
		3403
2719	{	3404	{
2720	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
2721		3406
2722	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3410	cf::face::set_visibility $idx, $info->{visibility};
		3411	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3414
		3415	cf::cede_to_tick;
2728	}	3416	}
2729		3417
2730	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
2732	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
2733	or next;	3422	or next;
		3423
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
		3425	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3427	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3429	}
2739	Coro::cede;	3430
		3431	cf::cede_to_tick;
2740	}	3432	}
2741	}	3433	}
2742		3434
2743	{	3435	{
2744	my $anims = $facedata->{animinfo};	3436	my $anims = $facedata->{animinfo};
2745		3437
2746	while (my ($anim, $info) = each %$anims) {	3438	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3439	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3440	cf::cede_to_tick;
2749	}	3441	}
2750		3442
2751	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
2752	}	3444	}
2753		3445
		3446	{
		3447	my $res = $facedata->{resource};
		3448
		3449	while (my ($name, $info) = each %$res) {
		3450	if (defined $info->{type}) {
		3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3452
		3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3454	cf::face::set_type $idx, $info->{type};
		3455	} else {
		3456	$RESOURCE{$name} = $info; # unused
		3457	}
		3458
		3459	cf::cede_to_tick;
		3460	}
		3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3464
2754	1	3465	1
2755	}	3466	}
2756		3467
		3468	register_exticmd fx_want => sub {
		3469	my ($ns, $want) = @_;
		3470
		3471	while (my ($k, $v) = each %$want) {
		3472	$ns->fx_want ($k, $v);
		3473	}
		3474	};
		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
		3485
2757	sub reload_regions {	3486	sub reload_regions {
		3487	# HACK to clear player env face cache, we need some signal framework
		3488	# for this (global event?)
		3489	%ext::player_env::MUSIC_FACE_CACHE = ();
		3490
2758	load_resource_file "$MAPDIR/regions"	3491	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3492	or die "unable to load regions file\n";
		3493
		3494	for (cf::region::list) {
		3495	$_->{match} = qr/$_->{match}/
		3496	if exists $_->{match};
		3497	}
2760	}	3498	}
2761		3499
2762	sub reload_facedata {	3500	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3501	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3502	or die "unable to load facedata\n";
2765	}	3503	}
2766		3504
2767	sub reload_archetypes {	3505	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3508	}
2776		3509
2777	sub reload_treasures {	3510	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
2780	}	3513	}
2781		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
2782	sub reload_resources {	3538	sub reload_resources {
2783	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
2784		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
2785	reload_regions;	3546	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3547	reload_treasures;
2790		3548
2791	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
2792	}	3550	}
2793		3551
2794	sub init {	3552	sub reload_config {
2795	reload_resources;	3553	trace "reloading config file...\n";
2796	}
2797		3554
2798	sub cfg_load {	3555	0 < aio_load "$CONFDIR/config", my $config
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3556	or die "$CONFDIR/config: $!";
2800	or return;
2801		3557
2802	local $/;	3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
2803	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
2804		3562
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3564
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2809		3567
2810	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
2814	};	3572	};
2815	warn $@ if $@;	3573	warn $@ if $@;
2816	}	3574	}
2817	}	3575	}
2818		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
2819	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
2820	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3618	(async {
2824	Event::one_event;	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3620	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
2826	};	3622	};
2827		3623
2828	cfg_load;	3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
		3636	reload_config;
2829	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
2830	load_extensions;	3647	load_extensions;
2831		3648
2832	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
2834	}	3667	}
2835		3668
2836	#############################################################################	3669	#############################################################################
2837	# initialisation and cleanup	3670	# initialisation and cleanup
2838		3671
2839	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
2840	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
2849	},
2850	);	3678	};
2851	}	3679	}
2852	}	3680	}
2853		3681
2854	sub write_runtime {	3682	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
2856		3684
2857	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
2859		3687
2860	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3689
2862	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
2863		3691
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3693	or return;
2866		3694
2867	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
2880		3708
2881	close $fh	3709	close $fh
2882	or return;	3710	or return;
2883		3711
2884	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3713	and return;
2886		3714
2887	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3716
2889	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
2890	}	3768	}
2891		3769
2892	sub emergency_save() {	3770	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
2894		3772
2895	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
2896		3779
2897	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
2898	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3789	$pl->valid or next;
		3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3791	$pl->save;
2906	}	3792	}
2907	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
2908		3794
2909	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3800	$map->valid or next;
2913	$map->save;	3801	$map->save;
2914	}	3802	}
2915	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
2916		3804
2917	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
2920	};	3833	};
2921		3834
2922	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
2923	}	3836	}
2924		3837
2925	sub post_cleanup {	3838	sub post_cleanup {
2926	my ($make_core) = @_;	3839	my ($make_core) = @_;
2927		3840
		3841	IO::AIO::flush;
		3842
2928	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
2930	}	3873	}
2931		3874
2932	sub do_reload_perl() {	3875	sub do_reload_perl() {
2933	# can/must only be called in main	3876	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
2935	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
2936	return;	3879	return;
2937	}	3880	}
2938		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
2939	warn "reloading...";	3888	info "reloading...";
2940		3889
2941	warn "entering sync_job";	3890	trace "entering sync_job";
2942		3891
2943	cf::sync_job {	3892	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark
2945	cf::emergency_save;	3893	#cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark
2947		3894
2948	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;
2950
2951	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();	3897	%EXT_CORO = ();
2972		3898
2973	warn "removing commands";	3899	trace "removing commands";
2974	%COMMAND = ();	3900	%COMMAND = ();
2975		3901
2976	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
2977	%EXTCMD = ();	3903	%EXTCMD = ();
2978	%EXTICMD = ();	3904	%EXTICMD = ();
2979		3905
2980	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
2983		3909
2984	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
2985	eval {	3911	eval {
2986	$cb->($pkg);	3912	$cb->($pkg);
2987	1	3913	1
2988	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
2989	}	3919	}
2990		3920
2991	warn "... nuking $pkg";
2992	Symbol::delete_package $pkg;
2993	}
2994
2995	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
2996	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3924
2999	warn "... unloading $k";	3925	trace "... unloading $k";
3000	delete $INC{$k};	3926	delete $INC{$k};
3001		3927
3002	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3004		3930
3005	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3006	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3007	}	3936	}
3008		3937
3009	Symbol::delete_package $k;
3010	}
3011
3012	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3941
3016	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3945
3020	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3947	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3023		3949
3024	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3025		3951
3026	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3027	require cf;	3953	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3029		3955
3030	warn "loading config and database again";	3956	trace "loading config and database again";
3031	cf::cfg_load;	3957	cf::reload_config;
3032		3958
3033	warn "loading extensions";	3959	trace "loading extensions";
3034	cf::load_extensions;	3960	cf::load_extensions;
3035		3961
		3962	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3042		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3043	warn "leaving sync_job";	3974	trace "leaving sync_job";
3044		3975
3045	1	3976	1
3046	} or do {	3977	} or do {
3047	warn $@;	3978	error $@;
3048	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3049	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3050	};	3984	}
3051		3985
3052	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3053	};	3988	};
3054		3989
3055	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3056		3991
3057	sub reload_perl() {	3992	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3060		3995
3061	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3998
3064	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	4000	do_reload_perl;
3067	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3068	},	4002	};
3069	);	4003	};
3070	}	4004	}
3071		4005
3072	register_command "reload" => sub {	4006	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3074		4008
3075	if ($who->flag (FLAG_WIZ)) {	4009	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	4010	$who->message ("reloading server.");
		4011	async {
		4012	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	4013	reload_perl;
		4014	};
3078	}	4015	}
3079	};	4016	};
3080		4017
3081	unshift @INC, $LIBDIR;	4018	#############################################################################
3082		4019
3083	my $bug_warning = 0;	4020	my $bug_warning = 0;
3084		4021
3085	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3087		4024
3088	sub wait_for_tick {	4025	sub wait_for_tick() {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		4027
3092	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	4030	$signal->wait;
3095	}	4031	}
3096		4032
3097	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		4035
3101	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	4038	$signal->wait;
3104	}	4039	}
3105		4040
3106	my $min = 1e6;#d#	4041	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	4042	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3118	return;	4045	return;
3119	}	4046	}
3120		4047
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3124		4049
3125	0 && sync_job {#d#	4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		4051
3131	$map->width (50);	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	4054	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	4055	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	4056	write_runtime_sync
3136		4057	or error "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4058	};
		4059	}
3147		4060
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4062	$sig->send;
3164	}	4063	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4065	$sig->send;
3167	}	4066	}
3168		4067
3169	$NOW = Event::time;	4068	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4070
3180	_post_tick;	4071	if (0) {
3181		4072	if ($NEXT_TICK) {
3182		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3183	},	4077	}
3184	);	4078	}
3185		4079
3186	{	4080	{
3187	BDB::max_poll_time $TICK * 0.1;	4081	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4082
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3197		4084	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4085	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4086
3213	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
		4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4094
3216	cf::sync_job {	4095	cf::sync_job {
3217	eval {	4096	eval {
3218	BDB::db_env_open	4097	BDB::db_env_open
3219	$DB_ENV,	4098	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4100	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4101	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4102	0666;
3224		4103
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4104	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4105	};
3230		4106
3231	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4108	};
3233	}	4109	}
		4110
		4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4113	};
		4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4116	};
		4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4119	};
3234	}	4120	}
3235		4121
3236	{	4122	{
		4123	# configure IO::AIO
		4124
3237	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4127	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4128	}
3250		4129
3251	my $_log_backtrace;	4130	my $_log_backtrace;
3252		4131
3253	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3257		4136
3258	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3261	async {	4141	async {
		4142	$Coro::current->{desc} = "abt $msg";
		4143
3262	my @bt = fork_call {	4144	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4146	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4147	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4148	or die "addr2line: $!";
…		…
3274	}	4156	}
3275		4157
3276	@funcs	4158	@funcs
3277	};	4159	};
3278		4160
3279	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4164	--$_log_backtrace;
3282	};	4165	};
3283	} else {	4166	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4169	}
3287	}	4170	}
3288		4171
3289	# load additional modules	4172	# load additional modules
3290	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3291		4175
3292	END { cf::emergency_save }	4176	END { cf::emergency_save }
3293		4177
3294	1	4178	1
3295		4179

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