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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.392 by root, Fri Oct 26 04:44:54 2007 UTC vs.
Revision 1.494 by root, Mon Oct 26 05:18:00 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 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 Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	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;	58	use Digest::MD5;
30	use Fcntl;	59	use Fcntl;
31	use YAML::Syck ();	60	use YAML::XS ();
32	use IO::AIO 2.51 ();	61	use IO::AIO ();
33	use Time::HiRes;	62	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$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		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		83
52	our %COMMAND = ();	84	our %COMMAND = ();
53	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	88	our %EXTCMD = ();
57	our %EXTICMD = ();	89	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
60		92
61	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
63		97
64	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
75		113
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	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	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	116	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		118
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	122	our $DB_ENV;
89		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
90	our %CFG;	126	our %CFG;
91		127
92	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
94		131
95	our (%PLAYER, %PLAYER_LOADING); # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
98		135
99	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		138
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
105		148
106	binmode STDOUT;	149	binmode STDOUT;
107	binmode STDERR;	150	binmode STDERR;
108		151
109	# read virtual server time, if available	152	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
114	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
115		160
116	mkdir $_	161	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		163
119	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
120		165
121	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		178
123	#############################################################################	179	#############################################################################
124		180
125	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
126		182
…		…
162		218
163	The raw value load value from the last tick.	219	The raw value load value from the last tick.
164		220
165	=item %cf::CFG	221	=item %cf::CFG
166		222
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	224	from wherever your confdir points to.
169		225
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		227
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		231
176	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
177		233
178	This array contains the results of the last C<invoke ()> call. When	234	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	236	that call.
181		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
182	=back	244	=back
183		245
184	=cut	246	=cut
185		247
186	BEGIN {	248	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	249	my $msg = join "", @_;
189		250
190	$msg .= "\n"	251	$msg .= "\n"
191	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
192		253
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		255
195	LOG llevError, $msg;	256	LOG llevError, $msg;
196	};	257	};
197	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
198		272
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	283	for my $pkg (qw(
210	cf::global cf::attachable	284	cf::global cf::attachable
211	cf::object cf::object::player	285	cf::object cf::object::player
212	cf::client cf::player	286	cf::client cf::player
213	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
214	cf::map cf::party cf::region	289	cf::party cf::region
215	)) {	290	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	292	}
219		293
220	$Event::DIED = sub {	294	$EV::DIED = sub {
221	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
222	};	296	};
223		297
224	#############################################################################	298	#############################################################################
225		299
226	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	323	$d
250	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
251	}	325	}
252		326
253	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
254		328
255	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
256		330
257	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
258		332
259	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
260		334
261	=cut	335	=cut
262		336
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		338
265	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
267		355
268	=item cf::lock_wait $string	356	=item cf::lock_wait $string
269		357
270	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
271		359
272	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
273		361
274	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
277	returned.	365	returned.
278		366
279	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	368	deadlocked coro.
…		…
286		374
287	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
288		376
289	=cut	377	=cut
290		378
291	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		380
294	sub lock_wait($) {	381	sub lock_wait($) {
295	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	383	}
308		384
309	sub lock_acquire($) {	385	sub lock_acquire($) {
310	my ($key) = @_;	386	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	387	}
324		388
325	sub lock_active($) {	389	sub lock_active($) {
326	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	391	}
330		392
331	sub freeze_mainloop {	393	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
333		395
334	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	397	}
336	};	398
337	$TICK_WATCHER->stop;	399	=item cf::periodic $interval, $cb
338	$guard	400
		401	Like EV::periodic, but randomly selects a starting point so that the actions
		402	get spread over timer.
		403
		404	=cut
		405
		406	sub periodic($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
339	}	412	}
340		413
341	=item cf::get_slot $time[, $priority[, $name]]	414	=item cf::get_slot $time[, $priority[, $name]]
342		415
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	456	}
384	}	457	}
385	};	458	};
386		459
387	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
388	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
389		464
390	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
392		467
…		…
406		481
407	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
408		483
409	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
410		485
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	487	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	489	acceptable.
415		490
416	If it must be done, put the blocking parts into C<sync_job>. This will run	491	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		497
423	sub sync_job(&) {	498	sub sync_job(&) {
424	my ($job) = @_;	499	my ($job) = @_;
425		500
426	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	502	my $time = EV::time;
428		503
429	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
431		506
432	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
433		508
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
437		510
438	my $busy = 1;	511	my $busy = 1;
439	my @res;	512	my @res;
440		513
…		…
447		520
448	while ($busy) {	521	while ($busy) {
449	if (Coro::nready) {	522	if (Coro::nready) {
450	Coro::cede_notself;	523	Coro::cede_notself;
451	} else {	524	} else {
452	Event::one_event;	525	EV::loop EV::LOOP_ONESHOT;
453	}	526	}
454	}	527	}
455		528
456	$time = Event::time - $time;	529	my $time = EV::time - $time;
457		530
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
462		532
463	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
464	} else {	534	} else {
465	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
466		536
…		…
491	=item fork_call { }, $args	561	=item fork_call { }, $args
492		562
493	Executes the given code block with the given arguments in a seperate	563	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	565	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
497		567
498	=cut	568	=cut
499		569
500	sub fork_call(&@) {	570	sub fork_call(&@) {
501	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
…		…
508	reset_signals;	578	reset_signals;
509	&$cb	579	&$cb
510	}, @args;	580	}, @args;
511		581
512	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
513	}	610	}
514		611
515	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
516		613
517	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
656		753
657	#############################################################################	754	#############################################################################
658		755
659	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
660		757
661	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
664		761
665	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	764	Deliantra).
668		765
669	=over 4	766	=over 4
670		767
671	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
672		769
…		…
716	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
717		814
718	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
720		817
721	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
723		820
724	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
725		822
726	=over 4	823	=over 4
…		…
954	}	1051	}
955		1052
956	0	1053	0
957	}	1054	}
958		1055
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1057
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1059
963	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
964		1061
…		…
1017		1114
1018	sub reattach {	1115	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1117	my ($obj) = @_;
1021		1118
		1119	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1121
1024	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1025		1123
1026	@$registry = ();	1124	@$registry = ();
1027		1125
…		…
1042	cf::attachable->attach (	1140	cf::attachable->attach (
1043	prio => -1000000,	1141	prio => -1000000,
1044	on_instantiate => sub {	1142	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
1046		1144
1047	$data = from_json $data;	1145	$data = decode_json $data;
1048		1146
1049	for (@$data) {	1147	for (@$data) {
1050	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
1051		1149
1052	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1076		1174
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1081	close $fh;	1182	aio_close $fh;
1082		1183
1083	if (@$objs) {	1184	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1089	close $fh;	1193	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1195	}
1092	} else {	1196	} else {
1093	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1094	}	1198	}
1095		1199
1096	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1204	} else {
1098	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1099	}	1206	}
1100	} else {	1207	} else {
1101	aio_unlink $filename;	1208	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1103	}	1210	}
…		…
1194	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1195		1302
1196	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1197	}	1304	}
1198		1305
		1306	use File::Glob ();
		1307
1199	cf::player->attach (	1308	cf::player->attach (
1200	on_command => sub {	1309	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1202		1311
1203	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1235		1344
1236	cf::override;	1345	cf::override;
1237	},	1346	},
1238	);	1347	);
1239		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1240	sub load_extensions {	1362	sub load_extensions {
1241	cf::sync_job {	1363	cf::sync_job {
1242	my %todo;	1364	my %todo;
1243		1365
1244	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1385
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1388
1267	$ext{source} =	1389	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1270	. $source	1392	. $source
1271	. "\n};\n1";	1393	. "\n};\n1";
1272		1394
1273	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1291		1413
1292	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1415	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1417	}
1297		1418
1298	warn $msg;	1419	warn $msg;
1299	}	1420	}
1300		1421
…		…
1314		1435
1315	=back	1436	=back
1316		1437
1317	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1318		1439
1319	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1320		1441
1321	=cut	1442	=cut
1322		1443
1323	package cf::player;	1444	package cf::player;
1324		1445
…		…
1367		1488
1368	sub exists($) {	1489	sub exists($) {
1369	my ($login) = @_;	1490	my ($login) = @_;
1370		1491
1371	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1373	}	1494	}
1374		1495
1375	sub find($) {	1496	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1498	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1511	or return;
1391		1512
1392	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1393	or return;	1514	or return;
		1515
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1397	}	1519	}
1398	}	1520	}
…		…
1408		1530
1409	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1410		1532
1411	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1413		1537
1414	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1539	cf::cede_to_tick;
1416	}	1540	}
1417		1541
…		…
1449	my ($pl) = @_;	1573	my ($pl) = @_;
1450		1574
1451	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1452		1576
1453	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1579
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1460		1586
1461	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1627
1502	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1503	my $path = path $login;	1629	my $path = path $login;
1504		1630
1505	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1637	}
1511		1638
…		…
1542	}	1669	}
1543		1670
1544	\@paths	1671	\@paths
1545	}	1672	}
1546		1673
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1675
1549	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1677
1637	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1638		1679
1639	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1640		1681
…		…
1707	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1709		1750
1710	sub generate_random_map {	1751	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1712	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1757	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1882
1839	# the temporary/swap location	1883	# the temporary/swap location
1840	sub save_path {	1884	sub save_path {
1841	my ($self) = @_;	1885	my ($self) = @_;
1842		1886
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1845	}	1889	}
1846		1890
1847	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1848	sub uniq_path {	1892	sub uniq_path {
1849	my ($self) = @_;	1893	my ($self) = @_;
1850		1894
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1897	}
1863		1898
1864	sub decay_objects {	1899	sub decay_objects {
1865	my ($self) = @_;	1900	my ($self) = @_;
1866		1901
…		…
1950	sub find {	1985	sub find {
1951	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1952		1987
1953	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1954		1989
1955	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1957		1992
1958	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1963	or return;	1995	or return;
1964		1996
1965	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1966		1998
…		…
1968	or return;	2000	or return;
1969		2001
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1973	undef $guard1;	2006	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2007	$map->reset;
1976	return find $path;	2008	return find $path;
1977	}	2009	}
1978		2010
1979	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2039	$f->skip_block;
2008	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2009	or return;	2041	or return;
2010		2042
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2012	if delete $self->{load_original};	2044	if delete $self->{load_original};
2013		2045
2014	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2047	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2067	$self->decay_objects;
2036	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2037	$self->update_buttons;	2069	$self->update_buttons;
2038	cf::cede_to_tick;	2070	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2071	$self->activate;
2042	}	2072	}
2043		2073
2044	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2046		2076
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2078	}
2049		2079
2050	$self->post_load;	2080	$self->post_load;
2051	}	2081	}
2052		2082
…		…
2110	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2111		2141
2112	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2113		2143
2114	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2146	}
2117		2147
2118	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2119		2149
2120	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2187	cf::async {
2158	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2160	};	2190	};
2161		2191
		2192	cf::get_slot 0.02;
		2193
2162	if ($uniq) {	2194	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2197	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2206	$self->save;
2175		2207
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2209
2178	return if $self->players;	2210	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2212	return if $self->{deny_save};
2181		2213
2182	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2183		2215
2184	$self->deactivate;	2216	$self->deactivate;
…		…
2209		2241
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2243
2212	return if $self->players;	2244	return if $self->players;
2213		2245
2214	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2215		2247
2216	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2217		2249
2218	# need to save uniques path	2250	# need to save uniques path
2219	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2302		2334
2303	sub unique_maps() {	2335	sub unique_maps() {
2304	[	2336	[
2305	map {	2337	map {
2306	utf8::decode $_;	2338	utf8::decode $_;
2307	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2308	? normalise $_	2342	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2344	]
2312	}	2345	}
2313		2346
2314	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2315		2378
2316	=back	2379	=back
2317		2380
2318	=head3 cf::object	2381	=head3 cf::object
2319		2382
…		…
2323		2386
2324	=over 4	2387	=over 4
2325		2388
2326	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2327		2390
2328	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2329		2393
2330	=cut	2394	=cut
2331		2395
2332	sub inv_recursive_;	2396	sub inv_recursive_;
2333	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2339	}	2403	}
2340		2404
2341	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2342		2406
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2408
2345	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2346		2410
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2382		2446
2383	=cut	2447	=cut
2384		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2385	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2464	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2480
2403	} else {	2481	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2484	}
2407	}	2485	}
2408	}	2486	}
2409		2487
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2513
2436	=item $player_object->enter_link	2514	=item $player_object->enter_link
2437		2515
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2517
2440	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2442		2522
2443	Will never block.	2523	Will never block.
2444		2524
2445	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2446		2526
…		…
2498	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2500		2580
2501	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2504		2584
2505	$map->load;	2585	$map->load;
2506	$map->load_neighbours;	2586	$map->load_neighbours;
2507		2587
2508	return unless $self->contr->active;	2588	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2589
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2513	}	2595	}
2514		2596
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2516		2598
2517	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2522		2607
2523	=cut	2608	=cut
2524		2609
2525	our $GOTOGEN;	2610	our $GOTOGEN;
2526		2611
…		…
2605	}	2690	}
2606		2691
2607	sub prepare_random_map {	2692	sub prepare_random_map {
2608	my ($exit) = @_;	2693	my ($exit) = @_;
2609		2694
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2697	# that depends on the exit object
2615		2698
2616	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2701	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2623	}	2708	}
2624		2709
2625	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2626		2711
2627	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2630		2715
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2718	undef $fh;
2634	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2635		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2638	}	2727	}
2639	}	2728	}
2640		2729
2641	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2643		2732
2644	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2645		2734
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2735	$self->enter_link;
2658		2736
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2737	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2665		2739
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2668	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2669		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2670	1;	2761	1
2671	}) {	2762	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2767
2677	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2694	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2696		2787
2697	utf8::encode $text;	2788	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2790	}
		2791
		2792	=item $client->send_big_packet ($pkt)
		2793
		2794	Like C<send_packet>, but tries to compress large packets, and fragments
		2795	them as required.
		2796
		2797	=cut
		2798
		2799	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2800
		2801	sub cf::client::send_big_packet {
		2802	my ($self, $pkt) = @_;
		2803
		2804	# try lzf for large packets
		2805	$pkt = "lzf " . Compress::LZF::compress $pkt
		2806	if 1024 <= length $pkt and $self->{can_lzf};
		2807
		2808	# split very large packets
		2809	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2810	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2811	$pkt = "frag";
		2812	}
		2813
		2814	$self->send_packet ($pkt);
2699	}	2815	}
2700		2816
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2818
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2819	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2823
2708	=cut	2824	=cut
2709		2825
2710	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2827	our %CHANNEL = (
		2828	"c/motd" => {
		2829	id => "infobox",
		2830	title => "MOTD",
		2831	reply => undef,
		2832	tooltip => "The message of the day",
		2833	},
2712	"c/identify" => {	2834	"c/identify" => {
2713	id => "infobox",	2835	id => "infobox",
2714	title => "Identify",	2836	title => "Identify",
2715	reply => undef,	2837	reply => undef,
2716	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2840	"c/examine" => {
2719	id => "infobox",	2841	id => "infobox",
2720	title => "Examine",	2842	title => "Examine",
2721	reply => undef,	2843	reply => undef,
2722	tooltip => "Signs and other items you examined",	2844	tooltip => "Signs and other items you examined",
		2845	},
		2846	"c/shopinfo" => {
		2847	id => "infobox",
		2848	title => "Shop Info",
		2849	reply => undef,
		2850	tooltip => "What your bargaining skill tells you about the shop",
2723	},	2851	},
2724	"c/book" => {	2852	"c/book" => {
2725	id => "infobox",	2853	id => "infobox",
2726	title => "Book",	2854	title => "Book",
2727	reply => undef,	2855	reply => undef,
…		…
2743	id => "infobox",	2871	id => "infobox",
2744	title => "Body Parts",	2872	title => "Body Parts",
2745	reply => undef,	2873	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2747	},	2875	},
		2876	"c/statistics" => {
		2877	id => "infobox",
		2878	title => "Statistics",
		2879	reply => undef,
		2880	tooltip => "Shows your primary statistics",
		2881	},
		2882	"c/skills" => {
		2883	id => "infobox",
		2884	title => "Skills",
		2885	reply => undef,
		2886	tooltip => "Shows your experience per skill and item power",
		2887	},
		2888	"c/shopitems" => {
		2889	id => "infobox",
		2890	title => "Shop Items",
		2891	reply => undef,
		2892	tooltip => "Shows the items currently for sale in this shop",
		2893	},
		2894	"c/resistances" => {
		2895	id => "infobox",
		2896	title => "Resistances",
		2897	reply => undef,
		2898	tooltip => "Shows your resistances",
		2899	},
		2900	"c/pets" => {
		2901	id => "infobox",
		2902	title => "Pets",
		2903	reply => undef,
		2904	tooltip => "Shows information abotu your pets/a specific pet",
		2905	},
		2906	"c/perceiveself" => {
		2907	id => "infobox",
		2908	title => "Perceive Self",
		2909	reply => undef,
		2910	tooltip => "You gained detailed knowledge about yourself",
		2911	},
2748	"c/uptime" => {	2912	"c/uptime" => {
2749	id => "infobox",	2913	id => "infobox",
2750	title => "Uptime",	2914	title => "Uptime",
2751	reply => undef,	2915	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2919	id => "infobox",
2756	title => "Map Info",	2920	title => "Map Info",
2757	reply => undef,	2921	reply => undef,
2758	tooltip => "Information related to the maps",	2922	tooltip => "Information related to the maps",
2759	},	2923	},
		2924	"c/party" => {
		2925	id => "party",
		2926	title => "Party",
		2927	reply => "gsay ",
		2928	tooltip => "Messages and chat related to your party",
		2929	},
		2930	"c/death" => {
		2931	id => "death",
		2932	title => "Death",
		2933	reply => undef,
		2934	tooltip => "Reason for and more info about your most recent death",
		2935	},
		2936	"c/say" => $SAY_CHANNEL,
		2937	"c/chat" => $CHAT_CHANNEL,
2760	);	2938	);
2761		2939
2762	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2942
2765	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2766		2945
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2947
2769	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2772		2951
2773	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2953	$channel = $channel->{id};
2777		2954
2778	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2960	}
2785		2961
2786	$channel = $channel->{id};	2962	$channel = $channel->{id};
2787	}	2963	}
2788		2964
2789	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2790		2966
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2967	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2795		2970
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2974	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		2975
2810	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	2977	}
2824		2978
2825	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2826		2980
2827	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2830		2984
2831	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2833		2987
2834	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	2993	}
2840	}	2994	}
2841		2995
2842	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2843		2997
…		…
2847		3001
2848	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2850		3004
2851	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3008	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3011	}
2858	}	3012	}
2859		3013
2860	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2861		3015
…		…
3001		3155
3002	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3003		3157
3004	cf::object	3158	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3159	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3160	insert remove name archname title slaying race decrease split
		3161	value
3007		3162
3008	cf::object::player	3163	cf::object::player
3009	player	3164	player
3010		3165
3011	cf::player	3166	cf::player
…		…
3016		3171
3017	=cut	3172	=cut
3018		3173
3019	for (	3174	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3175	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3026	) {	3181	) {
3027	no strict 'refs';	3182	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3046	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3047		3202
3048	my $qcode = $code;	3203	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3051		3208
3052	local $_;	3209	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3054		3211
3055	my $eval =	3212	my $eval =
…		…
3132	{	3289	{
3133	my $faces = $facedata->{faceinfo};	3290	my $faces = $facedata->{faceinfo};
3134		3291
3135	while (my ($face, $info) = each %$faces) {	3292	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3294
3137	cf::face::set_visibility $idx, $info->{visibility};	3295	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3296	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3297	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3298	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3141		3299
3142	cf::cede_to_tick;	3300	cf::cede_to_tick;
3143	}	3301	}
3144		3302
3145	while (my ($face, $info) = each %$faces) {	3303	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3304	next unless $info->{smooth};
		3305
3147	my $idx = cf::face::find $face	3306	my $idx = cf::face::find $face
3148	or next;	3307	or next;
		3308
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3309	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3310	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3312	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3313	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3331	{
3172	# TODO: for gcfclient pleasure, we should give resources	3332	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3333	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3334	my $res = $facedata->{resource};
3175		3335
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3336	while (my ($name, $info) = each %$res) {
		3337	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3339	my $data;
3181		3340
3182	if ($info->{type} & 1) {	3341	if ($info->{type} & 1) {
3183	# prepend meta info	3342	# prepend meta info
3184		3343
3185	my $meta = $enc->encode ({	3344	my $meta = $enc->encode ({
3186	name => $name,	3345	name => $name,
3187	%{ $info->{meta} || {} },	3346	%{ $info->{meta} || {} },
3188	});	3347	});
3189		3348
3190	$data = pack "(w/a*)*", $meta, $info->{data};	3349	$data = pack "(w/a*)*", $meta, $info->{data};
		3350	} else {
		3351	$data = $info->{data};
		3352	}
		3353
		3354	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3355	cf::face::set_type $idx, $info->{type};
3191	} else {	3356	} else {
3192	$data = $info->{data};	3357	$RESOURCE{$name} = $info;
3193	}	3358	}
3194		3359
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3360	cf::cede_to_tick;
3199	}	3361	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3362	}
		3363
		3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3365
3220	1	3366	1
3221	}	3367	}
		3368
		3369	cf::global->attach (on_resource_update => sub {
		3370	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3371	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3372
		3373	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3374	my $sound = $soundconf->{compat}[$_]
		3375	or next;
		3376
		3377	my $face = cf::face::find "sound/$sound->[1]";
		3378	cf::sound::set $sound->[0] => $face;
		3379	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3380	}
		3381
		3382	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3383	my $face = cf::face::find "sound/$v";
		3384	cf::sound::set $k => $face;
		3385	}
		3386	}
		3387	});
3222		3388
3223	register_exticmd fx_want => sub {	3389	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3390	my ($ns, $want) = @_;
3225		3391
3226	while (my ($k, $v) = each %$want) {	3392	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3393	$ns->fx_want ($k, $v);
3228	}	3394	}
3229	};	3395	};
		3396
		3397	sub load_resource_file($) {
		3398	my $guard = lock_acquire "load_resource_file";
		3399
		3400	my $status = load_resource_file_ $_[0];
		3401	get_slot 0.1, 100;
		3402	cf::arch::commit_load;
		3403
		3404	$status
		3405	}
3230		3406
3231	sub reload_regions {	3407	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3409	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3424	}
3249		3425
3250	sub reload_archetypes {	3426	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3427	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3428	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3429	}
3259		3430
3260	sub reload_treasures {	3431	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3432	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3433	or die "unable to load treasurelists\n";
3263	}	3434	}
3264		3435
3265	sub reload_resources {	3436	sub reload_resources {
3266	warn "reloading resource files...\n";	3437	warn "reloading resource files...\n";
3267		3438
		3439	reload_facedata;
		3440	reload_archetypes;
3268	reload_regions;	3441	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3442	reload_treasures;
3273		3443
3274	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3275	}	3445	}
3276		3446
3277	sub init {
3278	reload_resources;
3279	}
3280
3281	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3451	or return;
3284		3452
3285	local $/;	3453	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3287		3455
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3457
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3459	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3465	};
3298	warn $@ if $@;	3466	warn $@ if $@;
3299	}	3467	}
		3468
		3469	warn "finished reloading resource files\n";
		3470	}
		3471
		3472	sub pidfile() {
		3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3474	or die "$PIDFILE: $!";
		3475	flock $fh, &Fcntl::LOCK_EX
		3476	or die "$PIDFILE: flock: $!";
		3477	$fh
		3478	}
		3479
		3480	# make sure only one server instance is running at any one time
		3481	sub atomic {
		3482	my $fh = pidfile;
		3483
		3484	my $pid = <$fh>;
		3485	kill 9, $pid if $pid > 0;
		3486
		3487	seek $fh, 0, 0;
		3488	print $fh $$;
		3489	}
		3490
		3491	sub main_loop {
		3492	warn "EV::loop starting\n";
		3493	if (1) {
		3494	EV::loop;
		3495	}
		3496	warn "EV::loop returned\n";
		3497	goto &main_loop unless $REALLY_UNLOOP;
3300	}	3498	}
3301		3499
3302	sub main {	3500	sub main {
		3501	cf::init_globals; # initialise logging
		3502
		3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3507
		3508	cf::init_experience;
		3509	cf::init_anim;
		3510	cf::init_attackmess;
		3511	cf::init_dynamic;
		3512
		3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3514
3303	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3517	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3518	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3520	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3310	};	3522	};
3311		3523
		3524	evthread_start IO::AIO::poll_fileno;
		3525
		3526	cf::sync_job {
		3527	reload_resources;
3312	reload_config;	3528	reload_config;
3313	db_init;	3529	db_init;
		3530
		3531	cf::load_settings;
		3532	cf::load_materials;
		3533	cf::init_uuid;
		3534	cf::init_signals;
		3535	cf::init_commands;
		3536	cf::init_skills;
		3537
		3538	cf::init_beforeplay;
		3539
		3540	atomic;
		3541
3314	load_extensions;	3542	load_extensions;
3315		3543
3316	$TICK_WATCHER->start;	3544	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3545
		3546	# no (long-running) fork's whatsoever before this point(!)
		3547	use POSIX ();
		3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3549
		3550	(pop @POST_INIT)->(0) while @POST_INIT;
		3551	};
		3552
		3553	main_loop;
3318	}	3554	}
3319		3555
3320	#############################################################################	3556	#############################################################################
3321	# initialisation and cleanup	3557	# initialisation and cleanup
3322		3558
3323	# install some emergency cleanup handlers	3559	# install some emergency cleanup handlers
3324	BEGIN {	3560	BEGIN {
		3561	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3562	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3563	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3564	cf::cleanup "SIG$signal";
3333	},
3334	);	3565	};
3335	}	3566	}
3336	}	3567	}
3337		3568
3338	sub write_runtime {	3569	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3343		3572
3344	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3574
3346	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3347		3576
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3578	or return;
3350		3579
3351	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3364		3593
3365	close $fh	3594	close $fh
3366	or return;	3595	or return;
3367		3596
3368	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3598	and return;
3370		3599
3371	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3372		3601
3373	1	3602	1
		3603	}
		3604
		3605	our $uuid_lock;
		3606	our $uuid_skip;
		3607
		3608	sub write_uuid_sync($) {
		3609	$uuid_skip ||= $_[0];
		3610
		3611	return if $uuid_lock;
		3612	local $uuid_lock = 1;
		3613
		3614	my $uuid = "$LOCALDIR/uuid";
		3615
		3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3617	or return;
		3618
		3619	my $value = uuid_seq uuid_cur;
		3620
		3621	unless ($value) {
		3622	warn "cowardly refusing to write zero uuid value!\n";
		3623	return;
		3624	}
		3625
		3626	my $value = uuid_str $value + $uuid_skip;
		3627	$uuid_skip = 0;
		3628
		3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3630	and return;
		3631
		3632	# always fsync - this file is important
		3633	aio_fsync $fh
		3634	and return;
		3635
		3636	close $fh
		3637	or return;
		3638
		3639	aio_rename "$uuid~", $uuid
		3640	and return;
		3641
		3642	warn "uuid file written ($value).\n";
		3643
		3644	1
		3645
		3646	}
		3647
		3648	sub write_uuid($$) {
		3649	my ($skip, $sync) = @_;
		3650
		3651	$sync ? write_uuid_sync $skip
		3652	: async { write_uuid_sync $skip };
3374	}	3653	}
3375		3654
3376	sub emergency_save() {	3655	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3378		3657
3379	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3380		3659
3381	cf::sync_job {	3660	cf::sync_job {
		3661	# this is a trade-off: we want to be very quick here, so
		3662	# save all maps without fsync, and later call a global sync
		3663	# (which in turn might be very very slow)
		3664	local $USE_FSYNC = 0;
		3665
3382	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3672	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3674	$pl->save;
3391	}	3675	}
3392	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3393		3677
3394	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3681	$map->valid or next;
3398	$map->save;	3682	$map->save;
3399	}	3683	}
3400	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3401		3685
3402	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
		3689
		3690	warn "emergency_perl_save: begin write uuid\n";
		3691	write_uuid_sync 1;
		3692	warn "emergency_perl_save: end write uuid\n";
3405	};	3693	};
3406		3694
		3695	warn "emergency_perl_save: starting sync()\n";
		3696	IO::AIO::aio_sync sub {
		3697	warn "emergency_perl_save: finished sync()\n";
		3698	};
		3699
3407	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3408	}	3701	}
3409		3702
3410	sub post_cleanup {	3703	sub post_cleanup {
3411	my ($make_core) = @_;	3704	my ($make_core) = @_;
3412		3705
3413	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3707	if $make_core;
		3708
		3709	my $fh = pidfile;
		3710	unlink $PIDFILE if <$fh> == $$;
		3711	}
		3712
		3713	# a safer delete_package, copied from Symbol
		3714	sub clear_package($) {
		3715	my $pkg = shift;
		3716
		3717	# expand to full symbol table name if needed
		3718	unless ($pkg =~ /^main::.*::$/) {
		3719	$pkg = "main$pkg" if $pkg =~ /^::/;
		3720	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3721	$pkg .= '::' unless $pkg =~ /::$/;
		3722	}
		3723
		3724	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3725	my $stem_symtab = *{$stem}{HASH};
		3726
		3727	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3728	or return;
		3729
		3730	# clear all symbols
		3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3732	for my $name (keys %$leaf_symtab) {
		3733	_gv_clear *{"$pkg$name"};
		3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3735	}
		3736	warn "cleared package $pkg\n";#d#
3415	}	3737	}
3416		3738
3417	sub do_reload_perl() {	3739	sub do_reload_perl() {
3418	# can/must only be called in main	3740	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3421	return;	3743	return;
3422	}	3744	}
3423		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3424	warn "reloading...";	3751	warn "reloading...";
3425		3752
3426	warn "entering sync_job";	3753	warn "entering sync_job";
3427		3754
3428	cf::sync_job {	3755	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3757	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3432		3759
3433	warn "syncing database to disk";	3760	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3762
3436	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3437		3764
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3768	}
3475		3769
3476	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3478	}	3772	%EXT_CORO = ();
3479		3773
3480	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3783	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3784
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3491	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3492	}	3794	}
3493		3795
3494	Symbol::delete_package $k;	3796	warn "unloading all perl modules loaded from $LIBDIR";
		3797	while (my ($k, $v) = each %INC) {
		3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3799
		3800	warn "... unloading $k";
		3801	delete $INC{$k};
		3802
		3803	$k =~ s/\.pm$//;
		3804	$k =~ s/\//::/g;
		3805
		3806	if (my $cb = $k->can ("unload_module")) {
		3807	$cb->();
		3808	}
		3809
		3810	clear_package $k;
3495	}	3811	}
3496		3812
3497	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3816
3501	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3820
3505	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3822	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3508		3824
3509	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3510		3826
3511	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3512	require cf;	3828	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3514		3830
3515	warn "loading config and database again";	3831	warn "loading config and database again";
3516	cf::reload_config;	3832	cf::reload_config;
3517		3833
3518	warn "loading extensions";	3834	warn "loading extensions";
3519	cf::load_extensions;	3835	cf::load_extensions;
3520		3836
		3837	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3527		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3528	warn "leaving sync_job";	3849	warn "leaving sync_job";
3529		3850
3530	1	3851	1
3531	} or do {	3852	} or do {
3532	warn $@;	3853	warn $@;
3533	warn "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3855	};
3536		3856
3537	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3538	};	3863	};
3539		3864
3540	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3541		3866
3542	sub reload_perl() {	3867	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3545		3870
3546	$RELOAD_WATCHER ||= Event->timer (	3871	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3872	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3873
3549	data => WF_AUTOCANCEL,	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3875	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
3553	},	3877	};
3554	);	3878	};
3555	}	3879	}
3556		3880
3557	register_command "reload" => sub {	3881	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
3559		3883
…		…
3572		3896
3573	our @WAIT_FOR_TICK;	3897	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3898	our @WAIT_FOR_TICK_BEGIN;
3575		3899
3576	sub wait_for_tick {	3900	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3901	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3902
3580	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3904	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3905	$signal->wait;
3583	}	3906	}
3584		3907
3585	sub wait_for_tick_begin {	3908	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3909	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3910
3589	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3912	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3913	$signal->wait;
3592	}	3914	}
3593		3915
3594	$TICK_WATCHER = Event->timer (	3916	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3917	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3918	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3919	unless ++$bug_warning > 10;
3604	return;	3920	return;
3605	}	3921	}
3606		3922
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3923	cf::server_tick; # one server iteration
3610		3924
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3927	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3928	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3929	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3930	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3931	};
		3932	}
3622		3933
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3935	$sig->send;
3625	}	3936	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3937	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3938	$sig->send;
3628	}	3939	}
3629		3940
3630	$NOW = Event::time;	3941	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3942	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3943
3641	_post_tick;	3944	if (0) {
		3945	if ($NEXT_TICK) {
		3946	my $jitter = $TICK_START - $NEXT_TICK;
		3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3948	warn "jitter $JITTER\n";#d#
		3949	}
3642	},	3950	}
3643	);	3951	}
3644		3952
3645	{	3953	{
		3954	# configure BDB
		3955
3646	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3958	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3959
3672	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3963	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3964	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3967
3679	cf::sync_job {	3968	cf::sync_job {
3680	eval {	3969	eval {
…		…
3690		3979
3691	cf::cleanup "db_env_open(db): $@" if $@;	3980	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3981	};
3693	}	3982	}
3694		3983
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3984	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3985	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3986	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3987	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3988	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3989	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3990	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3991	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3992	};
3725	}	3993	}
3726		3994
3727	{	3995	{
		3996	# configure IO::AIO
		3997
3728	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4000	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4001	}
3741		4002
3742	my $_log_backtrace;	4003	my $_log_backtrace;
3743		4004
3744	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3748		4009
3749	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3752	async {	4014	async {
3753	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3754		4016
3755	my @bt = fork_call {	4017	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4029	}
3768		4030
3769	@funcs	4031	@funcs
3770	};	4032	};
3771		4033
3772	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4037	--$_log_backtrace;
3775	};	4038	};
3776	} else {	4039	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4042	}
3780	}	4043	}
3781		4044
3782	# load additional modules	4045	# load additional modules
3783	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3784		4048
3785	END { cf::emergency_save }	4049	END { cf::emergency_save }
3786		4050
3787	1	4051	1
3788		4052

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