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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.509 by root, Mon Apr 5 03:22:25 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	382	}
300		383
301	sub lock_acquire($) {	384	sub lock_acquire($) {
302	my ($key) = @_;	385	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	386	}
314		387
315	sub lock_active($) {	388	sub lock_active($) {
316	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		423
342	=cut	424	=cut
343		425
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
346		429
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
349	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
350		436
351	while () {	437	while () {
352	next_job:	438	next_job:
		439
353	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	441
355	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	446	$job->[2]->send;
359	Coro::cede;	447	Coro::cede;
360	goto next_job;	448	goto next_job;
361	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	451	}
363	}	452	}
364		453
365	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	457	$signal->wait;
369	} else {	458	} else {
		459	$busy = 0;
370	Coro::schedule;	460	Coro::schedule;
371	}	461	}
372	}	462	}
373	};	463	};
374		464
375	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
376	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
377		469
378	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
379	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
380		473
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
394		487
395	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
396		489
397	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
398		491
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	495	acceptable.
403		496
404	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		503
411	sub sync_job(&) {	504	sub sync_job(&) {
412	my ($job) = @_;	505	my ($job) = @_;
413		506
414	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	508	my $time = EV::time;
416		509
417	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
419		512
420	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	514
422	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
423		516
424	my $busy = 1;	517	my $busy = 1;
425	my @res;	518	my @res;
426		519
427	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	522	@res = eval { $job->() };
429	warn $@ if $@;	523	warn $@ if $@;
430	undef $busy;	524	undef $busy;
431	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
432		526
433	while ($busy) {	527	while ($busy) {
434	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
435	}	532	}
		533	}
436		534
437	$time = Event::time - $time;	535	my $time = EV::time - $time;
438		536
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
443		538
444	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
445	} else {	540	} else {
446	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
447		542
…		…
472	=item fork_call { }, $args	567	=item fork_call { }, $args
473		568
474	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
478		573
479	=cut	574	=cut
480		575
481	sub fork_call(&@) {	576	sub fork_call(&@) {
482	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
483		578
484	# we seemingly have to make a local copy of the whole thing,	579	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	580	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	581	# TODO: investigate and fix (likely this will be rather laborious)
487		582
488	my @res = Coro::Util::fork_eval {	583	my @res = Coro::Util::fork_eval {
489	reset_signals;	584	reset_signals;
490	&$cb	585	&$cb
491	}, @args;	586	}, @args;
492		587
493	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
494	}	589	}
495		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
		616	}
		617
496	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
497		619
498	Returns a single value from the environment database.	620	Returns a single value from the environment database.
499		621
500	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
501		623
502	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
505	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
506		650
507	our $DB;	651	our $DB;
508		652
509	sub db_init {	653	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	654	cf::sync_job {
514	eval {	655	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	656	};
524	}	657	}
525		658
526	sub db_get($$) {	659	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
528		661
…		…
626		759
627	#############################################################################	760	#############################################################################
628		761
629	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
630		763
631	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
634		767
635	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	770	Deliantra).
638		771
639	=over 4	772	=over 4
640		773
641	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
642		775
…		…
686	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
687		820
688	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
690		823
691	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
693		826
694	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
695		828
696	=over 4	829	=over 4
…		…
924	}	1057	}
925		1058
926	0	1059	0
927	}	1060	}
928		1061
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1063
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1065
933	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
934		1067
…		…
940		1073
941	=cut	1074	=cut
942		1075
943	#############################################################################	1076	#############################################################################
944	# object support	1077	# object support
945	#
946		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
947	sub _can_merge {	1112	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
949		1114
950	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1116
954	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
955	}	1119	}
956		1120
957	sub reattach {	1121	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1123	my ($obj) = @_;
960		1124
		1125	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1127
963	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
964		1129
965	@$registry = ();	1130	@$registry = ();
966		1131
…		…
981	cf::attachable->attach (	1146	cf::attachable->attach (
982	prio => -1000000,	1147	prio => -1000000,
983	on_instantiate => sub {	1148	on_instantiate => sub {
984	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
985		1150
986	$data = from_json $data;	1151	$data = decode_json $data;
987		1152
988	for (@$data) {	1153	for (@$data) {
989	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
990		1155
991	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1172	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1009		1174
1010	sync_job {	1175	sync_job {
1011	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1014		1180
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1019	close $fh;	1188	aio_close $fh;
1020		1189
1021	if (@$objs) {	1190	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1027	close $fh;	1199	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1201	}
1030	} else {	1202	} else {
1031	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1032	}	1204	}
1033		1205
1034	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1210	} else {
1036	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1037	}	1212	}
1038	} else {	1213	} else {
1039	aio_unlink $filename;	1214	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1041	}	1216	}
1042	}	1217	};
1043	}	1218	}
1044		1219
1045	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1047		1222
…		…
1059	or return;	1234	or return;
1060		1235
1061	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1238	or return;
		1239
1064	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1065	}	1242	}
1066		1243
		1244	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1069	return ($data, $av);	1248	($data, $av)
1070	}	1249	}
1071		1250
1072	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1073		1252
1074	=over 4	1253	=over 4
…		…
1128	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1129		1308
1130	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1131	}	1310	}
1132		1311
		1312	use File::Glob ();
		1313
1133	cf::player->attach (	1314	cf::player->attach (
1134	on_command => sub {	1315	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1136		1317
1137	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1138	or return;	1319	or return;
1139		1320
…		…
1169		1350
1170	cf::override;	1351	cf::override;
1171	},	1352	},
1172	);	1353	);
1173		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1174	sub load_extensions {	1368	sub load_extensions {
1175	cf::sync_job {	1369	cf::sync_job {
1176	my %todo;	1370	my %todo;
1177		1371
1178	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1391
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1394
1201	$ext{source} =	1395	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1204	. $source	1398	. $source
1205	. "\n};\n1";	1399	. "\n};\n1";
1206		1400
1207	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1208	}	1402	}
1209		1403
		1404	my $pass = 0;
1210	my %done;	1405	my %done;
1211	while (%todo) {	1406	while (%todo) {
1212	my $progress;	1407	my $progress;
1213		1408
		1409	++$pass;
		1410
		1411	ext:
1214	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1414	next ext
1217	unless exists $done{$_};	1415	unless exists $done{$_};
1218	}	1416	}
1219		1417
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1419
1222	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1227	warn $msg;	1427	} else {
1228	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1229	exit 1;	1429	push @EXTS, $v->{pkg};
1230	}	1430	$progress = 1;
1231		1431
1232	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1233	}	1434	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1435	}
1239		1436
1240	skip:	1437	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1243	}	1445	}
1244	};	1446	};
1245	}	1447	}
1246		1448
1247	#############################################################################	1449	#############################################################################
1248		1450
1249	=back	1451	=back
1250		1452
1251	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1252		1454
1253	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1254		1456
1255	=cut	1457	=cut
1256		1458
1257	package cf::player;	1459	package cf::player;
1258		1460
1259	use Coro::AIO;	1461	use Coro::AIO;
1260		1462
1261	=head3 cf::player	1463	=head3 cf::player
1262		1464
1263	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1264		1480
1265	=item cf::player::find $login	1481	=item cf::player::find $login
1266		1482
1267	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1268		1484
…		…
1287		1503
1288	sub exists($) {	1504	sub exists($) {
1289	my ($login) = @_;	1505	my ($login) = @_;
1290		1506
1291	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1293	}	1509	}
1294		1510
1295	sub find($) {	1511	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1513	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1524
1309	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1312	}	1534	}
1313	}	1535	}
1314	}	1536	}
1315		1537
…		…
1323		1545
1324	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1325		1547
1326	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1328		1552
1329	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1554	cf::cede_to_tick;
1331	}	1555	}
1332		1556
…		…
1364	my ($pl) = @_;	1588	my ($pl) = @_;
1365		1589
1366	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1367		1591
1368	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1594
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1375		1601
1376	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1642
1417	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1418	my $path = path $login;	1644	my $path = path $login;
1419		1645
1420	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1652	}
1426		1653
…		…
1457	}	1684	}
1458		1685
1459	\@paths	1686	\@paths
1460	}	1687	}
1461		1688
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1690
1464	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1692
1513	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1514		1694
1515	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1516		1696
…		…
1583	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1585		1765
1586	sub generate_random_map {	1766	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1588	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1772	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1593	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1594	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1595	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1596	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1714		1897
1715	# the temporary/swap location	1898	# the temporary/swap location
1716	sub save_path {	1899	sub save_path {
1717	my ($self) = @_;	1900	my ($self) = @_;
1718		1901
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1721	}	1904	}
1722		1905
1723	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1724	sub uniq_path {	1907	sub uniq_path {
1725	my ($self) = @_;	1908	my ($self) = @_;
1726		1909
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	1912	}
1739		1913
1740	sub decay_objects {	1914	sub decay_objects {
1741	my ($self) = @_;	1915	my ($self) = @_;
1742		1916
…		…
1755		1929
1756	sub load_header_from($) {	1930	sub load_header_from($) {
1757	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1758		1932
1759	utf8::encode $path;	1933	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1765		1942
1766	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1767		1944
1768	1	1945	1
1769	}	1946	}
…		…
1823	sub find {	2000	sub find {
1824	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1825		2002
1826	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1827		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1829		2007
1830	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1833	or return;	2010	or return;
1834		2011
1835	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1836		2013
…		…
1838	or return;	2015	or return;
1839		2016
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1843	$map->reset;	2022	$map->reset;
1844	undef $guard;
1845	return find $path;	2023	return find $path;
1846	}	2024	}
1847		2025
1848	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1849	}	2027	}
1850	}	2028	}
1851		2029
1852	sub pre_load { }	2030	sub pre_load { }
1853	sub post_load { }	2031	#sub post_load { } # XS
1854		2032
1855	sub load {	2033	sub load {
1856	my ($self) = @_;	2034	my ($self) = @_;
1857		2035
1858	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1859		2037
1860	my $path = $self->{path};	2038	my $path = $self->{path};
1861		2039
1862	{	2040	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2042
		2043	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2045
1868	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1869		2047
1870	$self->alloc;	2048	$self->alloc;
1871		2049
1872	$self->pre_load;	2050	$self->pre_load;
1873	cf::cede_to_tick;	2051	cf::cede_to_tick;
1874		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1876	or return;	2056	or return;
1877		2057
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1879	if delete $self->{load_original};	2059	if delete $self->{load_original};
1880		2060
1881	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2062	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2065	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1886	}	2069	}
1887	}	2070	}
		2071
		2072	$f->resolve_delayed_derefs;
1888		2073
1889	cf::cede_to_tick;	2074	cf::cede_to_tick;
1890	# now do the right thing for maps	2075	# now do the right thing for maps
1891	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2082	$self->decay_objects;
1898	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1899	$self->update_buttons;	2084	$self->update_buttons;
1900	cf::cede_to_tick;	2085	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2086	$self->activate;
1904	}	2087	}
1905		2088
1906	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1908		2091
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2093	}
1911		2094
1912	$self->post_load;	2095	$self->post_load;
1913	}	2096	}
1914		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2101	sub customise_for {
1916	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1917		2103
1918	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2105	if $self->per_player;
…		…
1972	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
1973		2159
1974	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
1975		2161
1976	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2164	}
1979		2165
1980	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
1981		2167
1982	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
1983	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2173	if (my $map = find $k) {
1986	$map->load if $v;	2174	$map->load if $v;
1987	}	2175	}
…		…
2013	return if $self->{deny_save};	2201	return if $self->{deny_save};
2014		2202
2015	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
2016		2204
2017	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2019	};	2208	};
		2209
		2210	cf::get_slot 0.02;
2020		2211
2021	if ($uniq) {	2212	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2215	} else {
…		…
2033	$self->save;	2224	$self->save;
2034		2225
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2227
2037	return if $self->players;	2228	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2230	return if $self->{deny_save};
2040		2231
		2232	$self->in_memory (cf::MAP_SWAPPED);
		2233
		2234	$self->deactivate;
		2235	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2236	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2237	}
2044		2238
2045	sub reset_at {	2239	sub reset_at {
2046	my ($self) = @_;	2240	my ($self) = @_;
2047		2241
…		…
2065		2259
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2261
2068	return if $self->players;	2262	return if $self->players;
2069		2263
2070	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2071		2265
2072	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2073		2267
2074	# need to save uniques path	2268	# need to save uniques path
2075	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2079	if $uniq;	2273	if $uniq;
2080	}	2274	}
2081		2275
2082	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
2083		2277
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2280	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2281
2088	$self->unlink_save;	2282	$self->unlink_save;
2089	$self->destroy;	2283	$self->destroy;
2090	}	2284	}
2091		2285
…		…
2158		2352
2159	sub unique_maps() {	2353	sub unique_maps() {
2160	[	2354	[
2161	map {	2355	map {
2162	utf8::decode $_;	2356	utf8::decode $_;
2163	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2164	? normalise $_	2360	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2362	]
2168	}	2363	}
2169		2364
2170	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2171		2396
2172	=back	2397	=back
2173		2398
2174	=head3 cf::object	2399	=head3 cf::object
2175		2400
…		…
2179		2404
2180	=over 4	2405	=over 4
2181		2406
2182	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2183		2408
2184	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2185		2411
2186	=cut	2412	=cut
2187		2413
2188	sub inv_recursive_;	2414	sub inv_recursive_;
2189	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2192		2418
2193	sub inv_recursive {	2419	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2195	}	2421	}
2196		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2197	package cf;	2451	package cf;
2198		2452
2199	=back	2453	=back
2200		2454
2201	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2210		2464
2211	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2212		2480
2213	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2482	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2498
2231	} else {	2499	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2502	}
2235	}	2503	}
2236	}	2504	}
2237		2505
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2531
2264	=item $player_object->enter_link	2532	=item $player_object->enter_link
2265		2533
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2535
2268	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2270		2540
2271	Will never block.	2541	Will never block.
2272		2542
2273	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2274		2544
…		…
2326	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2328		2598
2329	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2332		2602
2333	$map->load;	2603	$map->load;
2334	$map->load_neighbours;	2604	$map->load_neighbours;
2335		2605
2336	return unless $self->contr->active;	2606	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2607
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2341	}	2613	}
2342		2614
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2344		2616
2345	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2621	be called at the end of this process.
2350		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
		2625
2351	=cut	2626	=cut
2352		2627
2353	our $GOTOGEN;	2628	our $GOTOGEN;
2354		2629
2355	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2635
2361	$self->enter_link;	2636	$self->enter_link;
2362		2637
2363	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
		2641	# *tag paths override both path and x|y
		2642	if ($path =~ /^\*(.*)$/) {
		2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2644	my $ob = $obs[rand @obs];
		2645
		2646	# see if we actually can go there
		2647	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2648	$ob = $obs[rand @obs];
		2649	} else {
		2650	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2651	}
		2652	# else put us there anyways for now #d#
		2653
		2654	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2655	} else {
		2656	($path, $x, $y) = (undef, undef, undef);
		2657	}
		2658	}
		2659
2364	my $map = eval {	2660	my $map = eval {
2365	my $map = cf::map::find $path;	2661	my $map = defined $path ? cf::map::find $path : undef;
2366		2662
2367	if ($map) {	2663	if ($map) {
2368	$map = $map->customise_for ($self);	2664	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2665	$map = $check->($map) if $check && $map;
2370	} else {	2666	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2667	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2668	}
2373		2669
2374	$map	2670	$map
2375	};	2671	};
2376		2672
…		…
2412	}	2708	}
2413		2709
2414	sub prepare_random_map {	2710	sub prepare_random_map {
2415	my ($exit) = @_;	2711	my ($exit) = @_;
2416		2712
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2715	# that depends on the exit object
2422		2716
2423	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2719	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2430	}	2726	}
2431		2727
2432	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2433		2729
2434	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2437		2733
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2736	undef $fh;
2441	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2442		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2445	}	2745	}
2446	}	2746	}
2447		2747
2448	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2450		2750
2451	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2452		2752
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2753	$self->enter_link;
2465		2754
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2755	(async {
2471	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2472	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2473	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2474		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2475	1;	2779	1
2476	}) {	2780	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2785
2482	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2501		2805
2502	utf8::encode $text;	2806	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2504	}	2833	}
2505		2834
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2836
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2512		2841
2513	=cut	2842	=cut
2514		2843
		2844	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2516	"c/identify" => {	2852	"c/identify" => {
2517	id => "identify",	2853	id => "infobox",
2518	title => "Identify",	2854	title => "Identify",
2519	reply => undef,	2855	reply => undef,
2520	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
2521	},	2857	},
2522	"c/examine" => {	2858	"c/examine" => {
2523	id => "examine",	2859	id => "infobox",
2524	title => "Examine",	2860	title => "Examine",
2525	reply => undef,	2861	reply => undef,
2526	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
2527	},	2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2528	);	2956	);
2529		2957
2530	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2960
2533	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2534		2963
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2965
2537	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
2539		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
2540	if (ref $channel) {	2973	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	2978	}
2547		2979
2548	$channel = $channel->{id};	2980	$channel = $channel->{id};
2549	}	2981	}
2550		2982
2551	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2552		2984
2553	if ($self->can_msg) {
2554	# default colour, mask it out	2985	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2557		2988
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	2992	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		2993
2572	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2573
2574	utf8::encode $msg;
2575
2576	if (0 && $msg =~ /\[/) {
2577	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	2995	}
2586		2996
2587	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2588		2998
2589	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2592		3002
2593	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2595		3005
2596	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2597	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2598	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2599	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2600	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2601	}	3011	}
2602	}	3012	}
2603		3013
2604	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2605		3015
…		…
2609		3019
2610	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2611	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2612		3022
2613	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2614	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2615	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2616	#TODO: version 1, remove	3026	#TODO: version 1, remove
2617	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2618	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2619	}	3029	}
2620	}	3030	}
2621		3031
2622	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2623		3033
…		…
2724		3134
2725	$coro	3135	$coro
2726	}	3136	}
2727		3137
2728	cf::client->attach (	3138	cf::client->attach (
2729	on_destroy => sub {	3139	on_client_destroy => sub {
2730	my ($ns) = @_;	3140	my ($ns) = @_;
2731		3141
2732	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2733	},	3143	},
2734	);	3144	);
…		…
2750	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2751		3161
2752	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2753		3163
2754	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
2755	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
2756	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
2757	sort time	3167	sort time
2758	));	3168	));
2759		3169
2760	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
2762	=pod	3172	=pod
2763		3173
2764	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2765		3175
2766	cf::object	3176	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3177	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
2769		3180
2770	cf::object::player	3181	cf::object::player
2771	player	3182	player
2772		3183
2773	cf::player	3184	cf::player
…		…
2778		3189
2779	=cut	3190	=cut
2780		3191
2781	for (	3192	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3195	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2788	) {	3199	) {
2789	no strict 'refs';	3200	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2809		3220
2810	my $qcode = $code;	3221	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2813		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2814	local $_;	3228	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;
2816		3229
2817	my $eval =	3230	my $eval =
2818	"do {\n"	3231	"do {\n"
2819	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2820	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2821	. $code	3234	. $code
2822	. "\n}"	3235	. "\n}"
2823	;	3236	;
2824		3237
		3238	if ($CFG{safe_eval}) {
2825	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2826	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2827	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2828		3247
2829	if ($@) {	3248	if ($@) {
2830	warn "$@";	3249	warn "$@";
2831	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2832	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2851	=cut	3270	=cut
2852		3271
2853	sub register_script_function {	3272	sub register_script_function {
2854	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2855		3274
2856	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2857	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2858	}	3277	}
2859		3278
2860	=back	3279	=back
2861		3280
2862	=cut	3281	=cut
…		…
2883		3302
2884	$facedata->{version} == 2	3303	$facedata->{version} == 2
2885	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
2886		3305
2887	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2888	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
2889	type => FT_RSRC,	3309	type => FT_RSRC,
2890	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
2891	};	3312	};
2892	cf::cede_to_tick;	3313	cf::cede_to_tick;
2893		3314
2894	{	3315	{
2895	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
2896		3317
2897	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
2899	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2903		3325
2904	cf::cede_to_tick;	3326	cf::cede_to_tick;
2905	}	3327	}
2906		3328
2907	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
2909	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
2910	or next;	3333	or next;
		3334
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3336	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3338	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2929		3353
2930	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
2931	}	3355	}
2932		3356
2933	{	3357	{
2934	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
2937		3359
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
		3361	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;
2943		3363
2944	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2945	# prepend meta info	3365	cf::face::set_type $idx, $info->{type};
2946
2947	my $meta = $enc->encode ({
2948	name => $name,
2949	%{ $info->{meta} || {} },
2950	});
2951
2952	$data = pack "(w/a*)*", $meta, $info->{data};
2953	} else {	3366	} else {
2954	$data = $info->{data};	3367	$RESOURCE{$name} = $info;
2955	}	3368	}
2956		3369
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3370	cf::cede_to_tick;
2961	}	3371	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3372	}
		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3375
2982	1	3376	1
2983	}	3377	}
		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
2984		3398
2985	register_exticmd fx_want => sub {	3399	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3400	my ($ns, $want) = @_;
2987		3401
2988	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
2990	}	3404	}
2991	};	3405	};
		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
2992		3416
2993	sub reload_regions {	3417	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3419	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3434	}
3011		3435
3012	sub reload_archetypes {	3436	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3439	}
3021		3440
3022	sub reload_treasures {	3441	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3025	}	3444	}
3026		3445
3027	sub reload_resources {	3446	sub reload_resources {
3028	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3029		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3030	reload_regions;	3451	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3452	reload_treasures;
3035		3453
3036	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3037	}	3455	}
3038		3456
3039	sub init {
3040	reload_resources;
3041	}
3042
3043	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3461	or return;
3046		3462
3047	local $/;	3463	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3049		3465
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3467
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3057	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3058	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3059	};	3475	};
3060	warn $@ if $@;	3476	warn $@ if $@;
3061	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3062	}	3508	}
3063		3509
3064	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3065	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3528	(async {
3069	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3071	};	3532	};
3072		3533
		3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3073	reload_config;	3541	reload_config;
3074	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
3075	load_extensions;	3553	load_extensions;
3076		3554
3077	$TICK_WATCHER->start;	3555	utime time, time, $RUNTIMEFILE;
3078	Event::loop;	3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
3079	}	3565	}
3080		3566
3081	#############################################################################	3567	#############################################################################
3082	# initialisation and cleanup	3568	# initialisation and cleanup
3083		3569
3084	# install some emergency cleanup handlers	3570	# install some emergency cleanup handlers
3085	BEGIN {	3571	BEGIN {
		3572	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3573	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3574	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3575	cf::cleanup "SIG$signal";
3094	},
3095	);	3576	};
3096	}	3577	}
3097	}	3578	}
3098		3579
3099	sub write_runtime {	3580	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
3101		3582
3102	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
3104		3585
3105	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3587
3107	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
3108		3589
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3110	or return;	3591	or return;
3111		3592
3112	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
3125		3606
3126	close $fh	3607	close $fh
3127	or return;	3608	or return;
3128		3609
3129	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3611	and return;
3131		3612
3132	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3133		3614
3134	1	3615	1
		3616	}
		3617
		3618	our $uuid_lock;
		3619	our $uuid_skip;
		3620
		3621	sub write_uuid_sync($) {
		3622	$uuid_skip ||= $_[0];
		3623
		3624	return if $uuid_lock;
		3625	local $uuid_lock = 1;
		3626
		3627	my $uuid = "$LOCALDIR/uuid";
		3628
		3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3630	or return;
		3631
		3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
		3640	$uuid_skip = 0;
		3641
		3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3643	and return;
		3644
		3645	# always fsync - this file is important
		3646	aio_fsync $fh
		3647	and return;
		3648
		3649	close $fh
		3650	or return;
		3651
		3652	aio_rename "$uuid~", $uuid
		3653	and return;
		3654
		3655	warn "uuid file written ($value).\n";
		3656
		3657	1
		3658
		3659	}
		3660
		3661	sub write_uuid($$) {
		3662	my ($skip, $sync) = @_;
		3663
		3664	$sync ? write_uuid_sync $skip
		3665	: async { write_uuid_sync $skip };
3135	}	3666	}
3136		3667
3137	sub emergency_save() {	3668	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
3139		3670
3140	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
3141		3672
3142	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
3143	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3685	$pl->valid or next;
		3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3687	$pl->save;
3151	}	3688	}
3152	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
3153		3690
3154	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3694	$map->valid or next;
3158	$map->save;	3695	$map->save;
3159	}	3696	}
3160	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
3161		3698
3162	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
		3702
		3703	warn "emergency_perl_save: begin write uuid\n";
		3704	write_uuid_sync 1;
		3705	warn "emergency_perl_save: end write uuid\n";
3165	};	3706	};
3166		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
3167	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
3168	}	3714	}
3169		3715
3170	sub post_cleanup {	3716	sub post_cleanup {
3171	my ($make_core) = @_;	3717	my ($make_core) = @_;
3172		3718
3173	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3175	}	3750	}
3176		3751
3177	sub do_reload_perl() {	3752	sub do_reload_perl() {
3178	# can/must only be called in main	3753	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3181	return;	3756	return;
3182	}	3757	}
3183		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3184	warn "reloading...";	3764	warn "reloading...";
3185		3765
3186	warn "entering sync_job";	3766	warn "entering sync_job";
3187		3767
3188	cf::sync_job {	3768	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3770	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3192		3772
3193	warn "syncing database to disk";	3773	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3775
3196	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3197		3777
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3781	}
3235		3782
3236	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3238	}	3785	%EXT_CORO = ();
3239		3786
3240	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3796	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3797
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3251	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3252	}	3807	}
3253		3808
3254	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3255	}	3824	}
3256		3825
3257	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3829
3261	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3833
3265	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3835	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3268		3837
3269	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3270		3839
3271	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3272	require cf;	3841	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3274		3843
3275	warn "loading config and database again";	3844	warn "loading config and database again";
3276	cf::reload_config;	3845	cf::reload_config;
3277		3846
3278	warn "loading extensions";	3847	warn "loading extensions";
3279	cf::load_extensions;	3848	cf::load_extensions;
3280		3849
		3850	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3287		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3288	warn "leaving sync_job";	3862	warn "leaving sync_job";
3289		3863
3290	1	3864	1
3291	} or do {	3865	} or do {
3292	warn $@;	3866	warn $@;
3293	warn "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3868	};
3296		3869
3297	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3298	};	3876	};
3299		3877
3300	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3301		3879
3302	sub reload_perl() {	3880	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3305		3883
3306	$RELOAD_WATCHER ||= Event->timer (	3884	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3885	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3886
3309	data => WF_AUTOCANCEL,	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3888	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
3313	},	3890	};
3314	);	3891	};
3315	}	3892	}
3316		3893
3317	register_command "reload" => sub {	3894	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
3319		3896
3320	if ($who->flag (FLAG_WIZ)) {	3897	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3898	$who->message ("reloading server.");
		3899	async {
		3900	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3901	reload_perl;
		3902	};
3323	}	3903	}
3324	};	3904	};
3325		3905
3326	unshift @INC, $LIBDIR;	3906	unshift @INC, $LIBDIR;
3327		3907
…		…
3329		3909
3330	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3332		3912
3333	sub wait_for_tick {	3913	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3336		3915
3337	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3918	$signal->wait;
3340	}	3919	}
3341		3920
3342	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3345		3923
3346	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3926	$signal->wait;
3349	}	3927	}
3350		3928
3351	my $min = 1e6;#d#	3929	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3930	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3931	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3363	return;	3933	return;
3364	}	3934	}
3365		3935
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
3369		3937
3370	0 && sync_job {#d#	3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3371	for(1..10) {
3372	my $t = Event::time;
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3374	or die;
3375		3939
3376	$map->width (50);	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3377	$map->height (50);	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3378	$map->alloc;	3942	Coro::async_pool {
3379	$map->_load_objects ("/tmp/x.map", 1);	3943	$Coro::current->{desc} = "runtime saver";
3380	my $t = Event::time - $t;	3944	write_runtime_sync
3381		3945	or warn "ERROR: unable to write runtime file: $!";
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3946	};
		3947	}
3392		3948
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3949	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3950	$sig->send;
3409	}	3951	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3952	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3953	$sig->send;
3412	}	3954	}
3413		3955
3414	$NOW = Event::time;	3956	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3957	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3958
3425	_post_tick;	3959	if (0) {
3426		3960	if ($NEXT_TICK) {
3427		3961	my $jitter = $TICK_START - $NEXT_TICK;
		3962	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3963	warn "jitter $JITTER\n";#d#
		3964	}
3428	},	3965	}
3429	);	3966	}
3430		3967
3431	{	3968	{
3432	BDB::max_poll_time $TICK * 0.1;	3969	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3970
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3442		3972	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3973	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3974
3458	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
		3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3982
3461	cf::sync_job {	3983	cf::sync_job {
3462	eval {	3984	eval {
3463	BDB::db_env_open	3985	BDB::db_env_open
3464	$DB_ENV,	3986	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3988	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3989	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3990	0666;
3469		3991
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3992	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3993	};
3475		3994
3476	cf::cleanup "db_env_open(db): $@" if $@;	3995	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3996	};
3478	}	3997	}
		3998
		3999	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4000	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4001	};
		4002	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4003	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4004	};
		4005	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4006	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4007	};
3479	}	4008	}
3480		4009
3481	{	4010	{
		4011	# configure IO::AIO
		4012
3482	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	4015	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	4016	}
3495		4017
3496	my $_log_backtrace;	4018	my $_log_backtrace;
3497		4019
3498	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3502		4024
3503	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3506	async {	4029	async {
		4030	$Coro::current->{desc} = "abt $msg";
		4031
3507	my @bt = fork_call {	4032	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4034	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4035	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	4036	or die "addr2line: $!";
…		…
3519	}	4044	}
3520		4045
3521	@funcs	4046	@funcs
3522	};	4047	};
3523		4048
3524	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	4052	--$_log_backtrace;
3527	};	4053	};
3528	} else {	4054	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3531	}	4057	}
3532	}	4058	}
3533		4059
3534	# load additional modules	4060	# load additional modules
3535	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3536		4063
3537	END { cf::emergency_save }	4064	END { cf::emergency_save }
3538		4065
3539	1	4066	1
3540		4067

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