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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.487 by root, Fri Oct 16 01:56:41 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 Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
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
…		…
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	warn "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
…		…
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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
356		428
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
359	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
360		434
361	while () {	435	while () {
362	next_job:	436	next_job:
363	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
371	}	445	}
372	}	446	}
373	}	447	}
374		448
375	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	452	$signal->wait;
379	} else {	453	} else {
380	Coro::schedule;	454	Coro::schedule;
381	}	455	}
382	}	456	}
383	};	457	};
384		458
385	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
386	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
387		463
388	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
390		466
…		…
404		480
405	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
406		482
407	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
408		484
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	488	acceptable.
413		489
414	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
415	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
…		…
420		496
421	sub sync_job(&) {	497	sub sync_job(&) {
422	my ($job) = @_;	498	my ($job) = @_;
423		499
424	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	501	my $time = EV::time;
426		502
427	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
429		505
430	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	507
432	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
433		509
434	my $busy = 1;	510	my $busy = 1;
435	my @res;	511	my @res;
436		512
437	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	515	@res = eval { $job->() };
439	warn $@ if $@;	516	warn $@ if $@;
440	undef $busy;	517	undef $busy;
441	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
442		519
443	while ($busy) {	520	while ($busy) {
444	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
445	}	525	}
		526	}
446		527
447	$time = Event::time - $time;	528	my $time = EV::time - $time;
448		529
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
453		531
454	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
455	} else {	533	} else {
456	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
457		535
…		…
482	=item fork_call { }, $args	560	=item fork_call { }, $args
483		561
484	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
485	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
488		566
489	=cut	567	=cut
490		568
491	sub fork_call(&@) {	569	sub fork_call(&@) {
492	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	reset_signals;	577	reset_signals;
500	&$cb	578	&$cb
501	}, @args;	579	}, @args;
502		580
503	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
504	}	609	}
505		610
506	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
507		612
508	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
647		752
648	#############################################################################	753	#############################################################################
649		754
650	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
651		756
652	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
653	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")
654	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
655		760
656	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>
657	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
658	Crossfire TRT).	763	Deliantra).
659		764
660	=over 4	765	=over 4
661		766
662	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
663		768
…		…
707	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
708		813
709	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
710	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
711		816
712	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		819
715	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
716		821
717	=over 4	822	=over 4
…		…
945	}	1050	}
946		1051
947	0	1052	0
948	}	1053	}
949		1054
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1056
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1058
954	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
955		1060
…		…
961		1066
962	=cut	1067	=cut
963		1068
964	#############################################################################	1069	#############################################################################
965	# object support	1070	# object support
966	#
967		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
968	sub _can_merge {	1105	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
970		1107
971	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1109
975	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
976	}	1112	}
977		1113
978	sub reattach {	1114	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1116	my ($obj) = @_;
981		1117
		1118	# no longer needed after getting rid of delete_package?
982	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
983		1120
984	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
985		1122
986	@$registry = ();	1123	@$registry = ();
987		1124
…		…
1002	cf::attachable->attach (	1139	cf::attachable->attach (
1003	prio => -1000000,	1140	prio => -1000000,
1004	on_instantiate => sub {	1141	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1006		1143
1007	$data = from_json $data;	1144	$data = decode_json $data;
1008		1145
1009	for (@$data) {	1146	for (@$data) {
1010	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1011		1148
1012	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1162	},
1026	);	1163	);
1027		1164
1028	sub object_freezer_save {	1165	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1167
1033	sync_job {	1168	sync_job {
1034	if (length $$rdata) {	1169	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1038		1173
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1181	aio_close $fh;
1044		1182
1045	if (@$objs) {	1183	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1192	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1194	}
1054	} else {	1195	} else {
1055	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1056	}	1197	}
1057		1198
1058	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1203	} else {
1060	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1061	}	1205	}
1062	} else {	1206	} else {
1063	aio_unlink $filename;	1207	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1065	}	1209	}
1066	};	1210	};
1067
1068	undef $guard;
1069	}	1211	}
1070		1212
1071	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1073		1215
…		…
1078		1220
1079	sub object_thawer_load {	1221	sub object_thawer_load {
1080	my ($filename) = @_;	1222	my ($filename) = @_;
1081		1223
1082	my ($data, $av);	1224	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1225
1086	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1087	or return;	1227	or return;
1088		1228
1089	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1231	or return;
1092		1232
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1095	}	1235	}
1096		1236
1097	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1161		1301
1162	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1163	}	1303	}
1164		1304
		1305	use File::Glob ();
		1306
1165	cf::player->attach (	1307	cf::player->attach (
1166	on_command => sub {	1308	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1168		1310
1169	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1201		1343
1202	cf::override;	1344	cf::override;
1203	},	1345	},
1204	);	1346	);
1205		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
1206	sub load_extensions {	1361	sub load_extensions {
1207	cf::sync_job {	1362	cf::sync_job {
1208	my %todo;	1363	my %todo;
1209		1364
1210	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1384
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1387
1233	$ext{source} =	1388	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1236	. $source	1391	. $source
1237	. "\n};\n1";	1392	. "\n};\n1";
1238		1393
1239	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1257		1412
1258	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1414	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1416	}
1263		1417
1264	warn $msg;	1418	warn $msg;
1265	}	1419	}
1266		1420
…		…
1280		1434
1281	=back	1435	=back
1282		1436
1283	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1284		1438
1285	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1286		1440
1287	=cut	1441	=cut
1288		1442
1289	package cf::player;	1443	package cf::player;
1290		1444
…		…
1333		1487
1334	sub exists($) {	1488	sub exists($) {
1335	my ($login) = @_;	1489	my ($login) = @_;
1336		1490
1337	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1339	}	1493	}
1340		1494
1341	sub find($) {	1495	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1497	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1510	or return;
1357		1511
1358	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1359	or return;	1513	or return;
		1514
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1363	}	1518	}
1364	}	1519	}
…		…
1374		1529
1375	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1376		1531
1377	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1379		1536
1380	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1538	cf::cede_to_tick;
1382	}	1539	}
1383		1540
…		…
1415	my ($pl) = @_;	1572	my ($pl) = @_;
1416		1573
1417	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1418		1575
1419	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1420	$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
1421		1578
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1426		1585
1427	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1626
1468	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1469	my $path = path $login;	1628	my $path = path $login;
1470		1629
1471	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1636	}
1477		1637
…		…
1508	}	1668	}
1509		1669
1510	\@paths	1670	\@paths
1511	}	1671	}
1512		1672
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1674
1515	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1676
1564	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1565		1678
1566	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1567		1680
…		…
1634	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1636		1749
1637	sub generate_random_map {	1750	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1756	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1881
1766	# the temporary/swap location	1882	# the temporary/swap location
1767	sub save_path {	1883	sub save_path {
1768	my ($self) = @_;	1884	my ($self) = @_;
1769		1885
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1772	}	1888	}
1773		1889
1774	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1775	sub uniq_path {	1891	sub uniq_path {
1776	my ($self) = @_;	1892	my ($self) = @_;
1777		1893
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1896	}
1790		1897
1791	sub decay_objects {	1898	sub decay_objects {
1792	my ($self) = @_;	1899	my ($self) = @_;
1793		1900
…		…
1877	sub find {	1984	sub find {
1878	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1879		1986
1880	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1881		1988
1882	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1991
1885	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1890	or return;	1994	or return;
1891		1995
1892	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1893		1997
…		…
1895	or return;	1999	or return;
1896		2000
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1900	undef $guard1;	2005	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2006	$map->reset;
1903	return find $path;	2007	return find $path;
1904	}	2008	}
1905		2009
1906	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2038	$f->skip_block;
1935	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1936	or return;	2040	or return;
1937		2041
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1939	if delete $self->{load_original};	2043	if delete $self->{load_original};
1940		2044
1941	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2046	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2066	$self->decay_objects;
1963	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1964	$self->update_buttons;	2068	$self->update_buttons;
1965	cf::cede_to_tick;	2069	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2070	$self->activate;
1969	}	2071	}
1970		2072
1971	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1973		2075
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2077	}
1976		2078
1977	$self->post_load;	2079	$self->post_load;
1978	}	2080	}
1979		2081
…		…
2037	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2038		2140
2039	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2040		2142
2041	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2145	}
2044		2146
2045	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2046		2148
2047	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2048	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2154	if (my $map = find $k) {
2051	$map->load if $v;	2155	$map->load if $v;
2052	}	2156	}
…		…
2078	return if $self->{deny_save};	2182	return if $self->{deny_save};
2079		2183
2080	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2081		2185
2082	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2084	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2085		2192
2086	if ($uniq) {	2193	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2196	} else {
…		…
2098	$self->save;	2205	$self->save;
2099		2206
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2208
2102	return if $self->players;	2209	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2211	return if $self->{deny_save};
2105		2212
2106	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2107		2214
2108	$self->deactivate;	2215	$self->deactivate;
…		…
2133		2240
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2242
2136	return if $self->players;	2243	return if $self->players;
2137		2244
2138	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2139		2246
2140	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2141		2248
2142	# need to save uniques path	2249	# need to save uniques path
2143	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2226		2333
2227	sub unique_maps() {	2334	sub unique_maps() {
2228	[	2335	[
2229	map {	2336	map {
2230	utf8::decode $_;	2337	utf8::decode $_;
2231	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2232	? normalise $_	2341	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2343	]
2236	}	2344	}
2237		2345
2238	package cf;
2239
2240	=back	2346	=back
2241		2347
2242	=head3 cf::object	2348	=head3 cf::object
2243		2349
2244	=cut	2350	=cut
…		…
2247		2353
2248	=over 4	2354	=over 4
2249		2355
2250	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2251		2357
2252	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2253		2360
2254	=cut	2361	=cut
2255		2362
2256	sub inv_recursive_;	2363	sub inv_recursive_;
2257	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2263	}	2370	}
2264		2371
2265	=item $ref = $ob->ref	2372	=item $ref = $ob->ref
2266		2373
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2374	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2375
2269	=item $ob = cf::object::deref ($refstring)	2376	=item $ob = cf::object::deref ($refstring)
2270		2377
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2379	even if the object actually exists. May block.
…		…
2274	=cut	2381	=cut
2275		2382
2276	sub deref {	2383	sub deref {
2277	my ($ref) = @_;	2384	my ($ref) = @_;
2278		2385
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2387	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2389	or return;
2286	$pl->ob->uuid eq $uuid	2390	$pl->ob->uuid eq $uuid
2287	or return;	2391	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2309		2413
2310	=cut	2414	=cut
2311		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
		2429
2312	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2431	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2434	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2447
2330	} else {	2448	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2451	}
2334	}	2452	}
2335	}	2453	}
2336		2454
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2480
2363	=item $player_object->enter_link	2481	=item $player_object->enter_link
2364		2482
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2484
2367	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2369		2489
2370	Will never block.	2490	Will never block.
2371		2491
2372	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2373		2493
…		…
2431		2551
2432	$map->load;	2552	$map->load;
2433	$map->load_neighbours;	2553	$map->load_neighbours;
2434		2554
2435	return unless $self->contr->active;	2555	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2556
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2440	}	2562	}
2441		2563
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2565
2444	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2570	be called at the end of this process.
2449		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2450	=cut	2575	=cut
2451		2576
2452	our $GOTOGEN;	2577	our $GOTOGEN;
2453		2578
2454	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2584
2460	$self->enter_link;	2585	$self->enter_link;
2461		2586
2462	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
2463	# *tag paths override both path and x|y	2590	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2591	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2593	my $ob = $obs[rand @obs];
2467		2594
…		…
2530	}	2657	}
2531		2658
2532	sub prepare_random_map {	2659	sub prepare_random_map {
2533	my ($exit) = @_;	2660	my ($exit) = @_;
2534		2661
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2664	# that depends on the exit object
2540		2665
2541	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2668	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2548	}	2675	}
2549		2676
2550	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2551		2678
2552	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2555		2682
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2685	undef $fh;
2559	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2560		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2563	}	2694	}
2564	}	2695	}
2565		2696
2566	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2568		2699
2569	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2570		2701
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2702	$self->enter_link;
2583		2703
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2704	(async {
2589	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2590	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2591	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2592		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2593	1;	2728	1
2594	}) {	2729	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2734
2600	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2630		2765
2631	=cut	2766	=cut
2632		2767
		2768	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
2634	"c/identify" => {	2776	"c/identify" => {
2635	id => "identify",	2777	id => "infobox",
2636	title => "Identify",	2778	title => "Identify",
2637	reply => undef,	2779	reply => undef,
2638	tooltip => "Items recently identified",	2780	tooltip => "Items recently identified",
2639	},	2781	},
2640	"c/examine" => {	2782	"c/examine" => {
2641	id => "examine",	2783	id => "infobox",
2642	title => "Examine",	2784	title => "Examine",
2643	reply => undef,	2785	reply => undef,
2644	tooltip => "Signs and other items you examined",	2786	tooltip => "Signs and other items you examined",
2645	},	2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
2646	);	2880	);
2647		2881
2648	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2884
2651	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2652		2887
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2889
2655	# check predefined channels, for the benefit of C	2890	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
2657		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2658	if (ref $channel) {	2897	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2901	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2902	}
2665		2903
2666	$channel = $channel->{id};	2904	$channel = $channel->{id};
2667	}	2905	}
2668		2906
2669	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2670		2908
2671	if ($self->can_msg) {
2672	# default colour, mask it out	2909	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2911	if $color & cf::NDI_DEF;
2675		2912
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	2916	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		2917
2690	$color &= cf::NDI_COLOR_MASK;	2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
2691		2921
2692	utf8::encode $msg;	2922	# split very large packets
2693		2923	if (8192 < length $pkt and $self->{can_lzf}) {
2694	if (0 && $msg =~ /\[/) {	2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2695	# COMMAND/INFO	2925	$pkt = "frag";
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}	2926	}
		2927
		2928	$self->send_packet ($pkt);
2703	}	2929	}
2704		2930
2705	=item $client->ext_msg ($type, @msg)	2931	=item $client->ext_msg ($type, @msg)
2706		2932
2707	Sends an ext event to the client.	2933	Sends an ext event to the client.
…		…
2880	=pod	3106	=pod
2881		3107
2882	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2883		3109
2884	cf::object	3110	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3111	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3112	insert remove name archname title slaying race decrease split
		3113	value
2887		3114
2888	cf::object::player	3115	cf::object::player
2889	player	3116	player
2890		3117
2891	cf::player	3118	cf::player
…		…
2896		3123
2897	=cut	3124	=cut
2898		3125
2899	for (	3126	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3128	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3129	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2906	) {	3133	) {
2907	no strict 'refs';	3134	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2926	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2927		3154
2928	my $qcode = $code;	3155	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2931		3160
2932	local $_;	3161	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2934		3163
2935	my $eval =	3164	my $eval =
…		…
3012	{	3241	{
3013	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
3014		3243
3015	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
3017	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3251
3022	cf::cede_to_tick;	3252	cf::cede_to_tick;
3023	}	3253	}
3024		3254
3025	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
3027	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
3028	or next;	3259	or next;
		3260
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3264	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3283	{
3052	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
3055		3287
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3291	my $data;
3061		3292
3062	if ($info->{type} & 1) {	3293	if ($info->{type} & 1) {
3063	# prepend meta info	3294	# prepend meta info
3064		3295
3065	my $meta = $enc->encode ({	3296	my $meta = $enc->encode ({
3066	name => $name,	3297	name => $name,
3067	%{ $info->{meta} || {} },	3298	%{ $info->{meta} || {} },
3068	});	3299	});
3069		3300
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
3071	} else {	3308	} else {
3072	$data = $info->{data};	3309	$RESOURCE{$name} = $info;
3073	}	3310	}
3074		3311
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3312	cf::cede_to_tick;
3079	}	3313	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3317
3100	1	3318	1
3101	}	3319	}
		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
3102		3340
3103	register_exticmd fx_want => sub {	3341	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3342	my ($ns, $want) = @_;
3105		3343
3106	while (my ($k, $v) = each %$want) {	3344	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3345	$ns->fx_want ($k, $v);
3108	}	3346	}
3109	};	3347	};
		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
3110		3358
3111	sub reload_regions {	3359	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3360	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3361	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3362	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3376	}
3129		3377
3130	sub reload_archetypes {	3378	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3381	}
3139		3382
3140	sub reload_treasures {	3383	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
3143	}	3386	}
3144		3387
3145	sub reload_resources {	3388	sub reload_resources {
3146	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
3147		3390
		3391	reload_facedata;
		3392	reload_archetypes;
3148	reload_regions;	3393	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3394	reload_treasures;
3153		3395
3154	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
3155	}	3397	}
3156		3398
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3399	sub reload_config {
		3400	warn "reloading config file...\n";
		3401
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3403	or return;
3164		3404
3165	local $/;	3405	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
3167		3407
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3409
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3417	};
3178	warn $@ if $@;	3418	warn $@ if $@;
3179	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3450	}
3181		3451
3182	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
3183	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3470	(async {
3187	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
3189	};	3474	};
3190		3475
		3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
3191	reload_config;	3480	reload_config;
3192	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
3193	load_extensions;	3494	load_extensions;
3194		3495
3195	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
3197	}	3506	}
3198		3507
3199	#############################################################################	3508	#############################################################################
3200	# initialisation and cleanup	3509	# initialisation and cleanup
3201		3510
3202	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
3203	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
3212	},
3213	);	3517	};
3214	}	3518	}
3215	}	3519	}
3216		3520
3217	sub write_runtime {	3521	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
3222		3524
3223	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3526
3225	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
3226		3528
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3530	or return;
3229		3531
3230	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3243		3545
3244	close $fh	3546	close $fh
3245	or return;	3547	or return;
3246		3548
3247	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3550	and return;
3249		3551
3250	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3251		3553
3252	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
3253	}	3605	}
3254		3606
3255	sub emergency_save() {	3607	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3257		3609
3258	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3259		3611
3260	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
3261	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3626	$pl->save;
3269	}	3627	}
3270	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3271		3629
3272	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3633	$map->valid or next;
3276	$map->save;	3634	$map->save;
3277	}	3635	}
3278	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3279		3637
3280	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
3283	};	3645	};
3284		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
3285	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3286	}	3653	}
3287		3654
3288	sub post_cleanup {	3655	sub post_cleanup {
3289	my ($make_core) = @_;	3656	my ($make_core) = @_;
3290		3657
3291	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
3293	}	3689	}
3294		3690
3295	sub do_reload_perl() {	3691	sub do_reload_perl() {
3296	# can/must only be called in main	3692	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3299	return;	3695	return;
3300	}	3696	}
3301		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3302	warn "reloading...";	3703	warn "reloading...";
3303		3704
3304	warn "entering sync_job";	3705	warn "entering sync_job";
3305		3706
3306	cf::sync_job {	3707	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3709	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3310		3711
3311	warn "syncing database to disk";	3712	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3714
3314	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
3315		3716
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3720	}
3353		3721
3354	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3356	}	3724	%EXT_CORO = ();
3357		3725
3358	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3735	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3736
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3369	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3370	}	3746	}
3371		3747
3372	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
3373	}	3763	}
3374		3764
3375	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3768
3379	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3772
3383	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3774	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3386		3776
3387	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3388		3778
3389	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3390	require cf;	3780	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3392		3782
3393	warn "loading config and database again";	3783	warn "loading config and database again";
3394	cf::reload_config;	3784	cf::reload_config;
3395		3785
3396	warn "loading extensions";	3786	warn "loading extensions";
3397	cf::load_extensions;	3787	cf::load_extensions;
3398		3788
		3789	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3405		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3406	warn "leaving sync_job";	3801	warn "leaving sync_job";
3407		3802
3408	1	3803	1
3409	} or do {	3804	} or do {
3410	warn $@;	3805	warn $@;
3411	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3807	};
3414		3808
3415	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3416	};	3815	};
3417		3816
3418	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3419		3818
3420	sub reload_perl() {	3819	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3423		3822
3424	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3825
3427	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3827	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3431	},	3829	};
3432	);	3830	};
3433	}	3831	}
3434		3832
3435	register_command "reload" => sub {	3833	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3437		3835
3438	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3840	reload_perl;
		3841	};
3441	}	3842	}
3442	};	3843	};
3443		3844
3444	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3445		3846
…		…
3447		3848
3448	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3450		3851
3451	sub wait_for_tick {	3852	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3854
3455	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3857	$signal->wait;
3458	}	3858	}
3459		3859
3460	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3862
3464	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3865	$signal->wait;
3467	}	3866	}
3468		3867
3469	$TICK_WATCHER = Event->timer (	3868	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3479	return;	3872	return;
3480	}	3873	}
3481		3874
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3485		3876
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3879	Coro::async_pool {
		3880	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3881	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3882	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3883	};
		3884	}
3496		3885
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3887	$sig->send;
3499	}	3888	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3890	$sig->send;
3502	}	3891	}
3503		3892
3504	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3895
3515	_post_tick;	3896	if (0) {
		3897	if ($NEXT_TICK) {
		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3516	},	3902	}
3517	);	3903	}
3518		3904
3519	{	3905	{
		3906	# configure BDB
		3907
3520	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3909	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3910	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3911
3546	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		3919
3553	cf::sync_job {	3920	cf::sync_job {
3554	eval {	3921	eval {
…		…
3564		3931
3565	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3933	};
3567	}	3934	}
3568		3935
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	3938	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	3941	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	3944	};
3599	}	3945	}
3600		3946
3601	{	3947	{
		3948	# configure IO::AIO
		3949
3602	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	3953	}
3615		3954
3616	my $_log_backtrace;	3955	my $_log_backtrace;
3617		3956
3618	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3621	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3622		3961
3623	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3625	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3626	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3627	my @bt = fork_call {	3969	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3639	}	3981	}
3640		3982
3641	@funcs	3983	@funcs
3642	};	3984	};
3643		3985
3644	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	3989	--$_log_backtrace;
3647	};	3990	};
3648	} else {	3991	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3651	}	3994	}
3652	}	3995	}
3653		3996
3654	# load additional modules	3997	# load additional modules
3655	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3656		4000
3657	END { cf::emergency_save }	4001	END { cf::emergency_save }
3658		4002
3659	1	4003	1
3660		4004

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