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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.496 by root, Sun Nov 15 18:03:59 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;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[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	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	If it must be done, put the blocking parts into C<sync_job>. This will run	490	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	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
433		507
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
437		509
438	my $busy = 1;	510	my $busy = 1;
439	my @res;	511	my @res;
440		512
…		…
447		519
448	while ($busy) {	520	while ($busy) {
449	if (Coro::nready) {	521	if (Coro::nready) {
450	Coro::cede_notself;	522	Coro::cede_notself;
451	} else {	523	} else {
452	Event::one_event;	524	EV::loop EV::LOOP_ONESHOT;
453	}	525	}
454	}	526	}
455		527
456	$time = Event::time - $time;	528	my $time = EV::time - $time;
457		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
462		531
463	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
464	} else {	533	} else {
465	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
466		535
…		…
491	=item fork_call { }, $args	560	=item fork_call { }, $args
492		561
493	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
497		566
498	=cut	567	=cut
499		568
500	sub fork_call(&@) {	569	sub fork_call(&@) {
501	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
508	reset_signals;	577	reset_signals;
509	&$cb	578	&$cb
510	}, @args;	579	}, @args;
511		580
512	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
513	}	609	}
514		610
515	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
516		612
517	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
656		752
657	#############################################################################	753	#############################################################################
658		754
659	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
660		756
661	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
664		760
665	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	763	Deliantra).
668		764
669	=over 4	765	=over 4
670		766
671	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
672		768
…		…
716	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
717		813
718	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
720		816
721	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
723		819
724	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
725		821
726	=over 4	822	=over 4
…		…
954	}	1050	}
955		1051
956	0	1052	0
957	}	1053	}
958		1054
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1056
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1058
963	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
964		1060
…		…
1017		1113
1018	sub reattach {	1114	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1116	my ($obj) = @_;
1021		1117
		1118	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1120
1024	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1025		1122
1026	@$registry = ();	1123	@$registry = ();
1027		1124
…		…
1042	cf::attachable->attach (	1139	cf::attachable->attach (
1043	prio => -1000000,	1140	prio => -1000000,
1044	on_instantiate => sub {	1141	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1046		1143
1047	$data = from_json $data;	1144	$data = decode_json $data;
1048		1145
1049	for (@$data) {	1146	for (@$data) {
1050	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1051		1148
1052	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1076		1173
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1081	close $fh;	1181	aio_close $fh;
1082		1182
1083	if (@$objs) {	1183	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1089	close $fh;	1192	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1194	}
1092	} else {	1195	} else {
1093	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1094	}	1197	}
1095		1198
1096	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1203	} else {
1098	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1099	}	1205	}
1100	} else {	1206	} else {
1101	aio_unlink $filename;	1207	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1103	}	1209	}
…		…
1194	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1195		1301
1196	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1197	}	1303	}
1198		1304
		1305	use File::Glob ();
		1306
1199	cf::player->attach (	1307	cf::player->attach (
1200	on_command => sub {	1308	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1202		1310
1203	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1235		1343
1236	cf::override;	1344	cf::override;
1237	},	1345	},
1238	);	1346	);
1239		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1240	sub load_extensions {	1361	sub load_extensions {
1241	cf::sync_job {	1362	cf::sync_job {
1242	my %todo;	1363	my %todo;
1243		1364
1244	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1384
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1387
1267	$ext{source} =	1388	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1270	. $source	1391	. $source
1271	. "\n};\n1";	1392	. "\n};\n1";
1272		1393
1273	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1291		1412
1292	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1414	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1416	}
1297		1417
1298	warn $msg;	1418	warn $msg;
1299	}	1419	}
1300		1420
…		…
1314		1434
1315	=back	1435	=back
1316		1436
1317	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1318		1438
1319	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1320		1440
1321	=cut	1441	=cut
1322		1442
1323	package cf::player;	1443	package cf::player;
1324		1444
…		…
1367		1487
1368	sub exists($) {	1488	sub exists($) {
1369	my ($login) = @_;	1489	my ($login) = @_;
1370		1490
1371	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1373	}	1493	}
1374		1494
1375	sub find($) {	1495	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1497	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1510	or return;
1391		1511
1392	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1393	or return;	1513	or return;
		1514
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1397	}	1518	}
1398	}	1519	}
…		…
1408		1529
1409	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1410		1531
1411	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1413		1536
1414	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1538	cf::cede_to_tick;
1416	}	1539	}
1417		1540
…		…
1449	my ($pl) = @_;	1572	my ($pl) = @_;
1450		1573
1451	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1452		1575
1453	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1578
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1460		1585
1461	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1626
1502	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1503	my $path = path $login;	1628	my $path = path $login;
1504		1629
1505	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1636	}
1511		1637
…		…
1542	}	1668	}
1543		1669
1544	\@paths	1670	\@paths
1545	}	1671	}
1546		1672
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1674
1549	Expand crossfire pod fragments into protocol xml.	1675	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		1676
1637	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1638		1678
1639	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1640		1680
…		…
1707	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1709		1749
1710	sub generate_random_map {	1750	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1712	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1756	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1881
1839	# the temporary/swap location	1882	# the temporary/swap location
1840	sub save_path {	1883	sub save_path {
1841	my ($self) = @_;	1884	my ($self) = @_;
1842		1885
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1845	}	1888	}
1846		1889
1847	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1848	sub uniq_path {	1891	sub uniq_path {
1849	my ($self) = @_;	1892	my ($self) = @_;
1850		1893
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1895	"$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	}	1896	}
1863		1897
1864	sub decay_objects {	1898	sub decay_objects {
1865	my ($self) = @_;	1899	my ($self) = @_;
1866		1900
…		…
1950	sub find {	1984	sub find {
1951	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1952		1986
1953	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1954		1988
1955	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1957		1991
1958	$cf::MAP{$path} || do {	1992	$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	1993	my $map = new_from_path cf::map $path
1963	or return;	1994	or return;
1964		1995
1965	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1966		1997
…		…
1968	or return;	1999	or return;
1969		2000
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1973	undef $guard1;	2005	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2006	$map->reset;
1976	return find $path;	2007	return find $path;
1977	}	2008	}
1978		2009
1979	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2038	$f->skip_block;
2008	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2009	or return;	2040	or return;
2010		2041
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2012	if delete $self->{load_original};	2043	if delete $self->{load_original};
2013		2044
2014	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2046	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2066	$self->decay_objects;
2036	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2037	$self->update_buttons;	2068	$self->update_buttons;
2038	cf::cede_to_tick;	2069	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2070	$self->activate;
2042	}	2071	}
2043		2072
2044	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2046		2075
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2077	}
2049		2078
2050	$self->post_load;	2079	$self->post_load;
2051	}	2080	}
2052		2081
…		…
2110	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2111		2140
2112	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2113		2142
2114	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2145	}
2117		2146
2118	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2119		2148
2120	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2186	cf::async {
2158	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2160	};	2189	};
2161		2190
		2191	cf::get_slot 0.02;
		2192
2162	if ($uniq) {	2193	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2196	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2205	$self->save;
2175		2206
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2208
2178	return if $self->players;	2209	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2211	return if $self->{deny_save};
2181		2212
2182	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2183		2214
2184	$self->deactivate;	2215	$self->deactivate;
…		…
2209		2240
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2242
2212	return if $self->players;	2243	return if $self->players;
2213		2244
2214	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2215		2246
2216	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2217		2248
2218	# need to save uniques path	2249	# need to save uniques path
2219	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2302		2333
2303	sub unique_maps() {	2334	sub unique_maps() {
2304	[	2335	[
2305	map {	2336	map {
2306	utf8::decode $_;	2337	utf8::decode $_;
2307	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2308	? normalise $_	2341	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2343	]
2312	}	2344	}
2313		2345
2314	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2315		2377
2316	=back	2378	=back
2317		2379
2318	=head3 cf::object	2380	=head3 cf::object
2319		2381
…		…
2323		2385
2324	=over 4	2386	=over 4
2325		2387
2326	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2327		2389
2328	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2329		2392
2330	=cut	2393	=cut
2331		2394
2332	sub inv_recursive_;	2395	sub inv_recursive_;
2333	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2339	}	2402	}
2340		2403
2341	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2342		2405
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2407
2345	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2346		2409
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2382		2445
2383	=cut	2446	=cut
2384		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2385	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2463	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2479
2403	} else {	2480	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2483	}
2407	}	2484	}
2408	}	2485	}
2409		2486
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2512
2436	=item $player_object->enter_link	2513	=item $player_object->enter_link
2437		2514
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2516
2440	The player should be reasonably safe there for short amounts of time. You	2517	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.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2442		2521
2443	Will never block.	2522	Will never block.
2444		2523
2445	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2446		2525
…		…
2498	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2500		2579
2501	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2504		2583
2505	$map->load;	2584	$map->load;
2506	$map->load_neighbours;	2585	$map->load_neighbours;
2507		2586
2508	return unless $self->contr->active;	2587	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2588
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2513	}	2594	}
2514		2595
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2516		2597
2517	Moves the player to the given map-path and coordinates by first freezing	2598	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	2599	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	2600	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	2601	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2522		2606
2523	=cut	2607	=cut
2524		2608
2525	our $GOTOGEN;	2609	our $GOTOGEN;
2526		2610
…		…
2605	}	2689	}
2606		2690
2607	sub prepare_random_map {	2691	sub prepare_random_map {
2608	my ($exit) = @_;	2692	my ($exit) = @_;
2609		2693
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2696	# that depends on the exit object
2615		2697
2616	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2700	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2623	}	2707	}
2624		2708
2625	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2626		2710
2627	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2630		2714
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2717	undef $fh;
2634	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2635		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2638	}	2726	}
2639	}	2727	}
2640		2728
2641	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2643		2731
2644	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2645		2733
2646	if ($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;	2734	$self->enter_link;
2658		2735
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 {	2736	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2665		2738
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2668	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2669		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2670	1;	2760	1
2671	}) {	2761	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2766
2677	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2694	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2696		2786
2697	utf8::encode $text;	2787	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2699	}	2814	}
2700		2815
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2817
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2822
2708	=cut	2823	=cut
2709		2824
2710	# non-persistent channels (usually the info channel)	2825	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2712	"c/identify" => {	2833	"c/identify" => {
2713	id => "infobox",	2834	id => "infobox",
2714	title => "Identify",	2835	title => "Identify",
2715	reply => undef,	2836	reply => undef,
2716	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2839	"c/examine" => {
2719	id => "infobox",	2840	id => "infobox",
2720	title => "Examine",	2841	title => "Examine",
2721	reply => undef,	2842	reply => undef,
2722	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
2723	},	2850	},
2724	"c/book" => {	2851	"c/book" => {
2725	id => "infobox",	2852	id => "infobox",
2726	title => "Book",	2853	title => "Book",
2727	reply => undef,	2854	reply => undef,
…		…
2743	id => "infobox",	2870	id => "infobox",
2744	title => "Body Parts",	2871	title => "Body Parts",
2745	reply => undef,	2872	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2873	tooltip => "Shows which body parts you posess and are available",
2747	},	2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
2748	"c/uptime" => {	2911	"c/uptime" => {
2749	id => "infobox",	2912	id => "infobox",
2750	title => "Uptime",	2913	title => "Uptime",
2751	reply => undef,	2914	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2915	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2918	id => "infobox",
2756	title => "Map Info",	2919	title => "Map Info",
2757	reply => undef,	2920	reply => undef,
2758	tooltip => "Information related to the maps",	2921	tooltip => "Information related to the maps",
2759	},	2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2760	);	2937	);
2761		2938
2762	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2941
2765	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2766		2944
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2946
2769	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2948	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	2949	$channel = $CHANNEL{$channel};
2772		2950
2773	$self->ext_msg (channel_info => $channel)	2951	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	2952	$channel = $channel->{id};
2777		2953
2778	} elsif (ref $channel) {	2954	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	2959	}
2785		2960
2786	$channel = $channel->{id};	2961	$channel = $channel->{id};
2787	}	2962	}
2788		2963
2789	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2790		2965
2791	if ($self->can_msg) {
2792	# default colour, mask it out	2966	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2795		2969
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	2973	);
2799	if ($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		2974
2810	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($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	}	2976	}
2824		2977
2825	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2826		2979
2827	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2830		2983
2831	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2833		2986
2834	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	2992	}
2840	}	2993	}
2841		2994
2842	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2843		2996
…		…
2847		3000
2848	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2850		3003
2851	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3007	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3010	}
2858	}	3011	}
2859		3012
2860	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2861		3014
…		…
3001		3154
3002	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
3003		3156
3004	cf::object	3157	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3158	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
3007		3161
3008	cf::object::player	3162	cf::object::player
3009	player	3163	player
3010		3164
3011	cf::player	3165	cf::player
…		…
3016		3170
3017	=cut	3171	=cut
3018		3172
3019	for (	3173	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3176	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
3026	) {	3180	) {
3027	no strict 'refs';	3181	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3046	my ($code, %vars) = @_;	3200	my ($code, %vars) = @_;
3047		3201
3048	my $qcode = $code;	3202	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
		3205
		3206	%vars = (_dummy => 0) unless %vars;
3051		3207
3052	local $_;	3208	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;	3209	local @safe::cf::_safe_eval_args = values %vars;
3054		3210
3055	my $eval =	3211	my $eval =
…		…
3132	{	3288	{
3133	my $faces = $facedata->{faceinfo};	3289	my $faces = $facedata->{faceinfo};
3134		3290
3135	while (my ($face, $info) = each %$faces) {	3291	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3292	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3293
3137	cf::face::set_visibility $idx, $info->{visibility};	3294	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3295	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3296	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3297	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3141		3298
3142	cf::cede_to_tick;	3299	cf::cede_to_tick;
3143	}	3300	}
3144		3301
3145	while (my ($face, $info) = each %$faces) {	3302	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3303	next unless $info->{smooth};
		3304
3147	my $idx = cf::face::find $face	3305	my $idx = cf::face::find $face
3148	or next;	3306	or next;
		3307
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3308	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3309	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3311	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3312	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3167		3326
3168	cf::anim::invalidate_all; # d'oh	3327	cf::anim::invalidate_all; # d'oh
3169	}	3328	}
3170		3329
3171	{	3330	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3331	my $res = $facedata->{resource};
3175		3332
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3333	while (my ($name, $info) = each %$res) {
		3334	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3335	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3336
3182	if ($info->{type} & 1) {	3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3338	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3339	} else {
3192	$data = $info->{data};	3340	$RESOURCE{$name} = $info;
3193	}	3341	}
3194		3342
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3343	cf::cede_to_tick;
3199	}	3344	}
3200
3201	if ($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	}	3345	}
		3346
		3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3348
3220	1	3349	1
3221	}	3350	}
		3351
		3352	cf::global->attach (on_resource_update => sub {
		3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3355
		3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3357	my $sound = $soundconf->{compat}[$_]
		3358	or next;
		3359
		3360	my $face = cf::face::find "sound/$sound->[1]";
		3361	cf::sound::set $sound->[0] => $face;
		3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3363	}
		3364
		3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3366	my $face = cf::face::find "sound/$v";
		3367	cf::sound::set $k => $face;
		3368	}
		3369	}
		3370	});
3222		3371
3223	register_exticmd fx_want => sub {	3372	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3373	my ($ns, $want) = @_;
3225		3374
3226	while (my ($k, $v) = each %$want) {	3375	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3376	$ns->fx_want ($k, $v);
3228	}	3377	}
3229	};	3378	};
		3379
		3380	sub load_resource_file($) {
		3381	my $guard = lock_acquire "load_resource_file";
		3382
		3383	my $status = load_resource_file_ $_[0];
		3384	get_slot 0.1, 100;
		3385	cf::arch::commit_load;
		3386
		3387	$status
		3388	}
3230		3389
3231	sub reload_regions {	3390	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3391	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3392	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3407	}
3249		3408
3250	sub reload_archetypes {	3409	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3410	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3411	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3412	}
3259		3413
3260	sub reload_treasures {	3414	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3415	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3416	or die "unable to load treasurelists\n";
3263	}	3417	}
3264		3418
3265	sub reload_resources {	3419	sub reload_resources {
3266	warn "reloading resource files...\n";	3420	warn "reloading resource files...\n";
3267		3421
		3422	reload_facedata;
		3423	reload_archetypes;
3268	reload_regions;	3424	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3425	reload_treasures;
3273		3426
3274	warn "finished reloading resource files\n";	3427	warn "finished reloading resource files\n";
3275	}	3428	}
3276		3429
3277	sub init {
3278	reload_resources;
3279	}
3280
3281	sub reload_config {	3430	sub reload_config {
		3431	warn "reloading config file...\n";
		3432
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3433	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3434	or return;
3284		3435
3285	local $/;	3436	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3437	*CFG = YAML::XS::Load scalar <$fh>;
3287		3438
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3440
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3441	$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};	3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3447	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3448	};
3298	warn $@ if $@;	3449	warn $@ if $@;
3299	}	3450	}
		3451
		3452	warn "finished reloading resource files\n";
		3453	}
		3454
		3455	sub pidfile() {
		3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3457	or die "$PIDFILE: $!";
		3458	flock $fh, &Fcntl::LOCK_EX
		3459	or die "$PIDFILE: flock: $!";
		3460	$fh
		3461	}
		3462
		3463	# make sure only one server instance is running at any one time
		3464	sub atomic {
		3465	my $fh = pidfile;
		3466
		3467	my $pid = <$fh>;
		3468	kill 9, $pid if $pid > 0;
		3469
		3470	seek $fh, 0, 0;
		3471	print $fh $$;
		3472	}
		3473
		3474	sub main_loop {
		3475	warn "EV::loop starting\n";
		3476	if (1) {
		3477	EV::loop;
		3478	}
		3479	warn "EV::loop returned\n";
		3480	goto &main_loop unless $REALLY_UNLOOP;
3300	}	3481	}
3301		3482
3302	sub main {	3483	sub main {
		3484	cf::init_globals; # initialise logging
		3485
		3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3490
		3491	cf::init_experience;
		3492	cf::init_anim;
		3493	cf::init_attackmess;
		3494	cf::init_dynamic;
		3495
		3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3497
3303	# we must not ever block the main coroutine	3498	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3499	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3501	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3502	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3503	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3504	})->prio (Coro::PRIO_MAX);
3310	};	3505	};
3311		3506
		3507	evthread_start IO::AIO::poll_fileno;
		3508
		3509	cf::sync_job {
		3510	cf::load_settings;
		3511	cf::load_materials;
		3512
		3513	reload_resources;
3312	reload_config;	3514	reload_config;
3313	db_init;	3515	db_init;
		3516
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
3314	load_extensions;	3526	load_extensions;
3315		3527
3316	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
3318	}	3538	}
3319		3539
3320	#############################################################################	3540	#############################################################################
3321	# initialisation and cleanup	3541	# initialisation and cleanup
3322		3542
3323	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
3324	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3547	$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";	3548	cf::cleanup "SIG$signal";
3333	},
3334	);	3549	};
3335	}	3550	}
3336	}	3551	}
3337		3552
3338	sub write_runtime {	3553	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
3343		3556
3344	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3558
3346	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
3347		3560
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3562	or return;
3350		3563
3351	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
3364		3577
3365	close $fh	3578	close $fh
3366	or return;	3579	or return;
3367		3580
3368	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3582	and return;
3370		3583
3371	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
3372		3585
3373	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
3374	}	3637	}
3375		3638
3376	sub emergency_save() {	3639	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
3378		3641
3379	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
3380		3643
3381	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
3382	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3656	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3658	$pl->save;
3391	}	3659	}
3392	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
3393		3661
3394	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3665	$map->valid or next;
3398	$map->save;	3666	$map->save;
3399	}	3667	}
3400	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
3401		3669
3402	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
3405	};	3677	};
3406		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
3407	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
3408	}	3685	}
3409		3686
3410	sub post_cleanup {	3687	sub post_cleanup {
3411	my ($make_core) = @_;	3688	my ($make_core) = @_;
3412		3689
3413	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
3415	}	3721	}
3416		3722
3417	sub do_reload_perl() {	3723	sub do_reload_perl() {
3418	# can/must only be called in main	3724	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
3421	return;	3727	return;
3422	}	3728	}
3423		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
3424	warn "reloading...";	3735	warn "reloading...";
3425		3736
3426	warn "entering sync_job";	3737	warn "entering sync_job";
3427		3738
3428	cf::sync_job {	3739	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3741	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
3432		3743
3433	warn "syncing database to disk";	3744	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3746
3436	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
3437		3748
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$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	}	3752	}
3475		3753
3476	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
3478	}	3756	%EXT_CORO = ();
3479		3757
3480	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3767	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3768
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
3491	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
3492	}	3778	}
3493		3779
3494	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
3495	}	3795	}
3496		3796
3497	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3800
3501	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3804
3505	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3806	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
3508		3808
3509	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
3510		3810
3511	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
3512	require cf;	3812	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
3514		3814
3515	warn "loading config and database again";	3815	warn "loading config and database again";
3516	cf::reload_config;	3816	cf::reload_config;
3517		3817
3518	warn "loading extensions";	3818	warn "loading extensions";
3519	cf::load_extensions;	3819	cf::load_extensions;
3520		3820
		3821	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
3527		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
3528	warn "leaving sync_job";	3833	warn "leaving sync_job";
3529		3834
3530	1	3835	1
3531	} or do {	3836	} or do {
3532	warn $@;	3837	warn $@;
3533	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3839	};
3536		3840
3537	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
3538	};	3847	};
3539		3848
3540	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
3541		3850
3542	sub reload_perl() {	3851	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
3545		3854
3546	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3857
3549	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3859	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
3553	},	3861	};
3554	);	3862	};
3555	}	3863	}
3556		3864
3557	register_command "reload" => sub {	3865	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
3559		3867
…		…
3572		3880
3573	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
3575		3883
3576	sub wait_for_tick {	3884	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3886
3580	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3889	$signal->wait;
3583	}	3890	}
3584		3891
3585	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3894
3589	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3897	$signal->wait;
3592	}	3898	}
3593		3899
3594	$TICK_WATCHER = Event->timer (	3900	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 != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3604	return;	3904	return;
3605	}	3905	}
3606		3906
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3610		3908
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3911	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3912	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3913	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3914	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3915	};
		3916	}
3622		3917
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3919	$sig->send;
3625	}	3920	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3922	$sig->send;
3628	}	3923	}
3629		3924
3630	$NOW = Event::time;	3925	$LOAD = ($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;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3927
3641	_post_tick;	3928	if (0) {
		3929	if ($NEXT_TICK) {
		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3642	},	3934	}
3643	);	3935	}
3644		3936
3645	{	3937	{
		3938	# configure BDB
		3939
3646	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3941	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3942	$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	$! = $status;
3668	},
3669	)
3670	};
3671		3943
3672	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3951
3679	cf::sync_job {	3952	cf::sync_job {
3680	eval {	3953	eval {
…		…
3690		3963
3691	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3965	};
3693	}	3966	}
3694		3967
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3968	$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 { };	3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3970	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3971	$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 { };	3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3973	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3974	$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 { };	3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3976	};
3725	}	3977	}
3726		3978
3727	{	3979	{
		3980	# configure IO::AIO
		3981
3728	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3984	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	}	3985	}
3741		3986
3742	my $_log_backtrace;	3987	my $_log_backtrace;
3743		3988
3744	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3748		3993
3749	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3752	async {	3998	async {
3753	$Coro::current->{desc} = "abt $msg";	3999	$Coro::current->{desc} = "abt $msg";
3754		4000
3755	my @bt = fork_call {	4001	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4013	}
3768		4014
3769	@funcs	4015	@funcs
3770	};	4016	};
3771		4017
3772	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4021	--$_log_backtrace;
3775	};	4022	};
3776	} else {	4023	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4026	}
3780	}	4027	}
3781		4028
3782	# load additional modules	4029	# load additional modules
3783	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3784		4032
3785	END { cf::emergency_save }	4033	END { cf::emergency_save }
3786		4034
3787	1	4035	1
3788		4036

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