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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.492 by root, Mon Oct 26 01:22:34 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 3.61 ();	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;
		52	use Coro::Util ();
24		53
25	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
26	use BDB ();	55	use BDB ();
27	use Data::Dumper;	56	use Data::Dumper;
28	use Digest::MD5;	57	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	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::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	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
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	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
175	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
176	that call.	235	that call.
177		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
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$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;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	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	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	warn "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
…		…
245	$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;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	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.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	396	}
326		397
		398	=item cf::periodic $interval, $cb
		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
		411	}
		412
327	=item cf::get_slot $time[, $priority]	413	=item cf::get_slot $time[, $priority[, $name]]
328		414
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	416	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	417	of cpu time till the next tick. The slot is only valid till the next cede.
332		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
333	Useful for short background jobs.	422	Useful for short background jobs.
334		423
335	=cut	424	=cut
336		425
337	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
339		428
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
342	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
343		434
344	while () {	435	while () {
345	next_job:	436	next_job:
346	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
354	}	445	}
355	}	446	}
356	}	447	}
357		448
358	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	452	$signal->wait;
362	} else {	453	} else {
363	Coro::schedule;	454	Coro::schedule;
364	}	455	}
365	}	456	}
366	};	457	};
367		458
368	sub get_slot($;$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
369	my ($time, $pri) = @_;	462	my ($time, $pri, $name) = @_;
370		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	469	$SLOT_QUEUE->ready;
374	$sig->wait;	470	$sig->wait;
375	}	471	}
376		472
…		…
384		480
385	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
386		482
387	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
388		484
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	488	acceptable.
393		489
394	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		496
401	sub sync_job(&) {	497	sub sync_job(&) {
402	my ($job) = @_;	498	my ($job) = @_;
403		499
404	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	501	my $time = EV::time;
406		502
407	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
409		505
410	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	507
412	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
413		509
414	my $busy = 1;	510	my $busy = 1;
415	my @res;	511	my @res;
416		512
417	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	515	@res = eval { $job->() };
419	warn $@ if $@;	516	warn $@ if $@;
420	undef $busy;	517	undef $busy;
421	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
422		519
423	while ($busy) {	520	while ($busy) {
424	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
425	}	525	}
		526	}
426		527
427	$time = Event::time - $time;	528	my $time = EV::time - $time;
428		529
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
433		531
434	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
435	} else {	533	} else {
436	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
437		535
…		…
462	=item fork_call { }, $args	560	=item fork_call { }, $args
463		561
464	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
465	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
468		566
469	=cut	567	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		568
480	sub fork_call(&@) {	569	sub fork_call(&@) {
481	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
482		571
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		575
488	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	577	reset_signals;
502	local $SIG{__WARN__};	578	&$cb
503	local $SIG{__DIE__};	579	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		580
510	eval {	581	wantarray ? @res : $res[-1]
511	close $fh1;	582	}
512		583
513	my @res = eval { $cb->(@args) };	584	=item $coin = coin_from_name $name
514		585
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	586	=cut
516	close $fh2;
517	};
518		587
519	warn $@ if $@;	588	our %coin_alias = (
520	_exit 0;	589	"silver" => "silvercoin",
521	}	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
522	}	609	}
523		610
524	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
525		612
526	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
529		616
530	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
533	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
534		643
535	our $DB;	644	our $DB;
536		645
537	sub db_init {	646	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	647	cf::sync_job {
542	eval {	648	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	649	};
552	}	650	}
553		651
554	sub db_get($$) {	652	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
556		654
…		…
606	if (1) {	704	if (1) {
607	$md5 =	705	$md5 =
608	join "\x00",	706	join "\x00",
609	$processversion,	707	$processversion,
610	map {	708	map {
611	Coro::cede;	709	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	711	} 0.. $#$src;
614		712
615		713
616	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
654		752
655	#############################################################################	753	#############################################################################
656		754
657	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
658		756
659	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
660	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")
661	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
662		760
663	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>
664	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
665	Crossfire TRT).	763	Deliantra).
666		764
667	=over 4	765	=over 4
668		766
669	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
670		768
…		…
714	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
715		813
716	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
717	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
718		816
719	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
720	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.
721		819
722	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
723		821
724	=over 4	822	=over 4
…		…
952	}	1050	}
953		1051
954	0	1052	0
955	}	1053	}
956		1054
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1056
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1058
961	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
962		1060
…		…
968		1066
969	=cut	1067	=cut
970		1068
971	#############################################################################	1069	#############################################################################
972	# object support	1070	# object support
973	#
974		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#
975	sub _can_merge {	1105	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
977		1107
978	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1109
982	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
983	}	1112	}
984		1113
985	sub reattach {	1114	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1116	my ($obj) = @_;
988		1117
		1118	# no longer needed after getting rid of delete_package?
989	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
990		1120
991	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
992		1122
993	@$registry = ();	1123	@$registry = ();
994		1124
…		…
1009	cf::attachable->attach (	1139	cf::attachable->attach (
1010	prio => -1000000,	1140	prio => -1000000,
1011	on_instantiate => sub {	1141	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1013		1143
1014	$data = from_json $data;	1144	$data = decode_json $data;
1015		1145
1016	for (@$data) {	1146	for (@$data) {
1017	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1018		1148
1019	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1165	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1037		1167
1038	sync_job {	1168	sync_job {
1039	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1042		1173
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	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	}
1047	close $fh;	1181	aio_close $fh;
1048		1182
1049	if (@$objs) {	1183	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1054	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	}
1055	close $fh;	1192	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1194	}
1058	} else {	1195	} else {
1059	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1060	}	1197	}
1061		1198
1062	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1203	} else {
1064	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1065	}	1205	}
1066	} else {	1206	} else {
1067	aio_unlink $filename;	1207	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1069	}	1209	}
1070	}	1210	};
1071	}	1211	}
1072		1212
1073	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1075		1215
…		…
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;
		1232
1092	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1093	}	1235	}
1094		1236
		1237	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1097	return ($data, $av);	1241	($data, $av)
1098	}	1242	}
1099		1243
1100	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1101		1245
1102	=over 4	1246	=over 4
…		…
1156	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1157		1301
1158	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1159	}	1303	}
1160		1304
		1305	use File::Glob ();
		1306
1161	cf::player->attach (	1307	cf::player->attach (
1162	on_command => sub {	1308	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1164		1310
1165	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1175	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1176		1322
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1324
1179	if (ref $msg) {	1325	if (ref $msg) {
		1326	my ($type, $reply, @payload) =
		1327	"ARRAY" eq ref $msg
		1328	? @$msg
		1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1330
		1331	my @reply;
		1332
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1185	} else {	1340	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1342	}
1188		1343
1189	cf::override;	1344	cf::override;
1190	},	1345	},
1191	);	1346	);
		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	}
1192		1360
1193	sub load_extensions {	1361	sub load_extensions {
1194	cf::sync_job {	1362	cf::sync_job {
1195	my %todo;	1363	my %todo;
1196		1364
…		…
1216		1384
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1387
1220	$ext{source} =	1388	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1222	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1223	. $source	1391	. $source
1224	. "\n};\n1";	1392	. "\n};\n1";
1225		1393
1226	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1244		1412
1245	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1414	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1416	}
1250		1417
1251	warn $msg;	1418	warn $msg;
1252	}	1419	}
1253		1420
…		…
1267		1434
1268	=back	1435	=back
1269		1436
1270	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1271		1438
1272	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1273		1440
1274	=cut	1441	=cut
1275		1442
1276	package cf::player;	1443	package cf::player;
1277		1444
1278	use Coro::AIO;	1445	use Coro::AIO;
1279		1446
1280	=head3 cf::player	1447	=head3 cf::player
1281		1448
1282	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1283		1464
1284	=item cf::player::find $login	1465	=item cf::player::find $login
1285		1466
1286	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1287		1468
…		…
1306		1487
1307	sub exists($) {	1488	sub exists($) {
1308	my ($login) = @_;	1489	my ($login) = @_;
1309		1490
1310	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1312	}	1493	}
1313		1494
1314	sub find($) {	1495	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1497	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1508
1328	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1331	}	1518	}
1332	}	1519	}
1333	}	1520	}
1334		1521
…		…
1343	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1344		1531
1345	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1347		1534
		1535	cf::get_slot 0.01;
		1536
1348	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1349	Coro::cede;	1538	cf::cede_to_tick;
1350	}	1539	}
1351		1540
1352	sub new($) {	1541	sub new($) {
1353	my ($login) = @_;	1542	my ($login) = @_;
1354		1543
…		…
1360	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1361		1550
1362	$self	1551	$self
1363	}	1552	}
1364		1553
		1554	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1555
		1556	=cut
		1557
		1558	sub send_msg {
		1559	my $ns = shift->ns
		1560	or return;
		1561	$ns->send_msg (@_);
		1562	}
		1563
1365	=item $pl->quit_character	1564	=item $pl->quit_character
1366		1565
1367	Nukes the player without looking back. If logged in, the connection will	1566	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1369		1568
…		…
1373	my ($pl) = @_;	1572	my ($pl) = @_;
1374		1573
1375	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1376		1575
1377	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1378	$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
1379		1578
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1381	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1383	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1384		1585
1385	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1422	or return [];	1623	or return [];
1423		1624
1424	my @logins;	1625	my @logins;
1425		1626
1426	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1430		1637
1431	utf8::decode $login;	1638	utf8::decode $login;
1432	push @logins, $login;	1639	push @logins, $login;
1433	}	1640	}
1434		1641
…		…
1461	}	1668	}
1462		1669
1463	\@paths	1670	\@paths
1464	}	1671	}
1465		1672
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1674
1468	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1469		1676
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1517		1678
1518	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1519		1680
1520	=cut	1681	=cut
1521		1682
1522	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1524		1685
1525	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1687	}
1528		1688
1529	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1530		1690
1531	Sends an ext event to the client.	1691	Sends an ext event to the client.
1532		1692
1533	=cut	1693	=cut
1534		1694
1535	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1537		1697
1538	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1539	}	1699	}
1540		1700
1541	=head3 cf::region	1701	=head3 cf::region
1542		1702
1543	=over 4	1703	=over 4
…		…
1587	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1589		1749
1590	sub generate_random_map {	1750	sub generate_random_map {
1591	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
1592	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1756	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1881
1719	# the temporary/swap location	1882	# the temporary/swap location
1720	sub save_path {	1883	sub save_path {
1721	my ($self) = @_;	1884	my ($self) = @_;
1722		1885
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1725	}	1888	}
1726		1889
1727	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1728	sub uniq_path {	1891	sub uniq_path {
1729	my ($self) = @_;	1892	my ($self) = @_;
1730		1893
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	1896	}
1743		1897
1744	sub decay_objects {	1898	sub decay_objects {
1745	my ($self) = @_;	1899	my ($self) = @_;
1746		1900
…		…
1759		1913
1760	sub load_header_from($) {	1914	sub load_header_from($) {
1761	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1762		1916
1763	utf8::encode $path;	1917	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1769		1926
1770	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1771		1928
1772	1	1929	1
1773	}	1930	}
…		…
1827	sub find {	1984	sub find {
1828	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1829		1986
1830	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1831		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1833		1991
1834	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1837	or return;	1994	or return;
1838		1995
1839	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1840		1997
…		…
1842	or return;	1999	or return;
1843		2000
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1847	$map->reset;	2006	$map->reset;
1848	undef $guard;
1849	return find $path;	2007	return find $path;
1850	}	2008	}
1851		2009
1852	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1853	}	2011	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1863		2021
1864	my $path = $self->{path};	2022	my $path = $self->{path};
1865		2023
1866	{	2024	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1868		2026
		2027	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2029
1871	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1872		2031
1873	$self->alloc;	2032	$self->alloc;
1874		2033
1875	$self->pre_load;	2034	$self->pre_load;
1876	Coro::cede;	2035	cf::cede_to_tick;
1877		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1879	or return;	2040	or return;
1880		2041
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1882	if delete $self->{load_original};	2043	if delete $self->{load_original};
1883		2044
1884	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2046	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2049	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1889	}	2053	}
1890	}	2054	}
1891		2055
1892	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1893	# now do the right thing for maps	2059	# now do the right thing for maps
1894	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2062	unless $self->difficulty;
1897	Coro::cede;	2063	cf::cede_to_tick;
1898		2064
1899	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2066	$self->decay_objects;
1901	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1902	$self->update_buttons;	2068	$self->update_buttons;
1903	Coro::cede;	2069	cf::cede_to_tick;
1904	$self->set_darkness_map;
1905	Coro::cede;
1906	$self->activate;	2070	$self->activate;
1907	}	2071	}
1908		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2077	}
1911		2078
1912	$self->post_load;	2079	$self->post_load;
1913	}	2080	}
1914		2081
…		…
1923		2090
1924	$self	2091	$self
1925	}	2092	}
1926		2093
1927	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2095	sub load_neighbours {
1929	my ($map) = @_;	2096	my ($map) = @_;
1930		2097
1931	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1932		2099
1933	for (0 .. 3) {	2100	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1935	or next;	2102	or next;
1936	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1937	or next;	2104	or next;
1938	$neigh->load;	2105	$neigh->load;
1939		2106
		2107	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2110	}
1943		2111
1944	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1946	or next;	2115	or next;
1947	$neigh->load;	2116	$neigh->load;
1948	}	2117	}
1949	}	2118	}
1950		2119
…		…
1955	}	2124	}
1956		2125
1957	sub do_load_sync {	2126	sub do_load_sync {
1958	my ($map) = @_;	2127	my ($map) = @_;
1959		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1960	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1961	}	2133	}
1962		2134
1963	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1965		2137
1966	sub find_async {	2138	sub find_async {
1967	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1968		2140
1969	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1970		2142
1971	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2145	}
1974		2146
1975	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1976	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1977	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2154	if (my $map = find $k) {
1980	$map->load;	2155	$map->load if $v;
1981	}	2156	}
1982		2157
1983	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1984	}	2159	}
1985	}	2160	}
1986	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1987	};	2162	};
1988	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2166	}
1992		2167
1993	sub save {	2168	sub save {
1994	my ($self) = @_;	2169	my ($self) = @_;
1995		2170
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2172
1998	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1999		2174
2000	return unless $self->dirty;	2175	return unless $self->dirty;
2001		2176
…		…
2007	return if $self->{deny_save};	2182	return if $self->{deny_save};
2008		2183
2009	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2010		2185
2011	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2013	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2014		2192
2015	if ($uniq) {	2193	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2196	} else {
…		…
2024	my ($self) = @_;	2202	my ($self) = @_;
2025		2203
2026	# save first because save cedes	2204	# save first because save cedes
2027	$self->save;	2205	$self->save;
2028		2206
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2208
2031	return if $self->players;	2209	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2211	return if $self->{deny_save};
2034		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2217	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2218	}
2038		2219
2039	sub reset_at {	2220	sub reset_at {
2040	my ($self) = @_;	2221	my ($self) = @_;
2041		2222
…		…
2059		2240
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2242
2062	return if $self->players;	2243	return if $self->players;
2063		2244
2064	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2065		2246
2066	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2067		2248
2068	# need to save uniques path	2249	# need to save uniques path
2069	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2254	if $uniq;
2074	}	2255	}
2075		2256
2076	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2077		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2261	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2262
2082	$self->unlink_save;	2263	$self->unlink_save;
2083	$self->destroy;	2264	$self->destroy;
2084	}	2265	}
2085		2266
2086	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2087		2268
2088	sub nuke {	2269	sub nuke {
2089	my ($self) = @_;	2270	my ($self) = @_;
2090		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2091	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2092		2276
2093	$self->unlink_save;	2277	$self->unlink_save;
2094		2278
2095	bless $self, "cf::map";	2279	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2284
2101	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2102		2287
2103	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2104	}	2289	}
2105		2290
2106	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2148		2333
2149	sub unique_maps() {	2334	sub unique_maps() {
2150	[	2335	[
2151	map {	2336	map {
2152	utf8::decode $_;	2337	utf8::decode $_;
2153	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2154	? normalise $_	2341	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2343	]
2158	}	2344	}
2159		2345
2160	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2161		2377
2162	=back	2378	=back
2163		2379
2164	=head3 cf::object	2380	=head3 cf::object
2165		2381
…		…
2169		2385
2170	=over 4	2386	=over 4
2171		2387
2172	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2173		2389
2174	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2175		2392
2176	=cut	2393	=cut
2177		2394
2178	sub inv_recursive_;	2395	sub inv_recursive_;
2179	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2182		2399
2183	sub inv_recursive {	2400	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2185	}	2402	}
2186		2403
		2404	=item $ref = $ob->ref
		2405
		2406	Creates and returns a persistent reference to an object that can be stored as a string.
		2407
		2408	=item $ob = cf::object::deref ($refstring)
		2409
		2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2411	even if the object actually exists. May block.
		2412
		2413	=cut
		2414
		2415	sub deref {
		2416	my ($ref) = @_;
		2417
		2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2419	my ($uuid, $name) = ($1, $2);
		2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2421	or return;
		2422	$pl->ob->uuid eq $uuid
		2423	or return;
		2424
		2425	$pl->ob
		2426	} else {
		2427	warn "$ref: cannot resolve object reference\n";
		2428	undef
		2429	}
		2430	}
		2431
2187	package cf;	2432	package cf;
2188		2433
2189	=back	2434	=back
2190		2435
2191	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2442	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2200		2445
2201	=cut	2446	=cut
		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
2202		2461
2203	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2463	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2213		2472
2214	} else {	2473	} else {
2215	my $pl = $self->contr;	2474	my $pl = $self->contr;
2216		2475
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2479
2226	} else {	2480	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2483	}
2230	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2231	}	2495	}
2232		2496
2233	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2234		2498
2235	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2248		2512
2249	=item $player_object->enter_link	2513	=item $player_object->enter_link
2250		2514
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2516
2253	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2255		2521
2256	Will never block.	2522	Will never block.
2257		2523
2258	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2259		2525
…		…
2311	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2313		2579
2314	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2317		2583
2318	$map->load;	2584	$map->load;
2319	$map->load_diag;	2585	$map->load_neighbours;
2320		2586
2321	return unless $self->contr->active;	2587	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2588
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2326	}	2594	}
2327		2595
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2597
2330	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2602	be called at the end of this process.
2335		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2336	=cut	2607	=cut
2337		2608
2338	our $GOTOGEN;	2609	our $GOTOGEN;
2339		2610
2340	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2616
2346	$self->enter_link;	2617	$self->enter_link;
2347		2618
2348	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
		2622	# *tag paths override both path and x|y
		2623	if ($path =~ /^\*(.*)$/) {
		2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2625	my $ob = $obs[rand @obs];
		2626
		2627	# see if we actually can go there
		2628	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2629	$ob = $obs[rand @obs];
		2630	} else {
		2631	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2632	}
		2633	# else put us there anyways for now #d#
		2634
		2635	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2636	} else {
		2637	($path, $x, $y) = (undef, undef, undef);
		2638	}
		2639	}
		2640
2349	my $map = eval {	2641	my $map = eval {
2350	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2351		2643
2352	if ($map) {	2644	if ($map) {
2353	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2355	} else {	2647	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2649	}
2358		2650
2359	$map	2651	$map
2360	};	2652	};
2361		2653
…		…
2397	}	2689	}
2398		2690
2399	sub prepare_random_map {	2691	sub prepare_random_map {
2400	my ($exit) = @_;	2692	my ($exit) = @_;
2401		2693
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2696	# that depends on the exit object
2407		2697
2408	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2700	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2415	}	2707	}
2416		2708
2417	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2418		2710
2419	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2422		2714
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2717	undef $fh;
2426	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2427		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2430	}	2726	}
2431	}	2727	}
2432		2728
2433	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2435		2731
2436	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2437		2733
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2734	$self->enter_link;
2450		2735
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2736	(async {
2456	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2457	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2458	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2459		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2460	1;	2760	1
2461	}) {	2761	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2766
2467	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2795	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2796	the message unless the client supports the msg packet.
2497		2797
2498	=cut	2798	=cut
2499		2799
		2800	# non-persistent channels (usually the info channel)
		2801	our %CHANNEL = (
		2802	"c/motd" => {
		2803	id => "infobox",
		2804	title => "MOTD",
		2805	reply => undef,
		2806	tooltip => "The message of the day",
		2807	},
		2808	"c/identify" => {
		2809	id => "infobox",
		2810	title => "Identify",
		2811	reply => undef,
		2812	tooltip => "Items recently identified",
		2813	},
		2814	"c/examine" => {
		2815	id => "infobox",
		2816	title => "Examine",
		2817	reply => undef,
		2818	tooltip => "Signs and other items you examined",
		2819	},
		2820	"c/shopinfo" => {
		2821	id => "infobox",
		2822	title => "Shop Info",
		2823	reply => undef,
		2824	tooltip => "What your bargaining skill tells you about the shop",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/statistics" => {
		2851	id => "infobox",
		2852	title => "Statistics",
		2853	reply => undef,
		2854	tooltip => "Shows your primary statistics",
		2855	},
		2856	"c/skills" => {
		2857	id => "infobox",
		2858	title => "Skills",
		2859	reply => undef,
		2860	tooltip => "Shows your experience per skill and item power",
		2861	},
		2862	"c/shopitems" => {
		2863	id => "infobox",
		2864	title => "Shop Items",
		2865	reply => undef,
		2866	tooltip => "Shows the items currently for sale in this shop",
		2867	},
		2868	"c/resistances" => {
		2869	id => "infobox",
		2870	title => "Resistances",
		2871	reply => undef,
		2872	tooltip => "Shows your resistances",
		2873	},
		2874	"c/pets" => {
		2875	id => "infobox",
		2876	title => "Pets",
		2877	reply => undef,
		2878	tooltip => "Shows information abotu your pets/a specific pet",
		2879	},
		2880	"c/perceiveself" => {
		2881	id => "infobox",
		2882	title => "Perceive Self",
		2883	reply => undef,
		2884	tooltip => "You gained detailed knowledge about yourself",
		2885	},
		2886	"c/uptime" => {
		2887	id => "infobox",
		2888	title => "Uptime",
		2889	reply => undef,
		2890	tooltip => "How long the server has been running since last restart",
		2891	},
		2892	"c/mapinfo" => {
		2893	id => "infobox",
		2894	title => "Map Info",
		2895	reply => undef,
		2896	tooltip => "Information related to the maps",
		2897	},
		2898	"c/party" => {
		2899	id => "party",
		2900	title => "Party",
		2901	reply => "gsay ",
		2902	tooltip => "Messages and chat related to your party",
		2903	},
		2904	"c/death" => {
		2905	id => "death",
		2906	title => "Death",
		2907	reply => undef,
		2908	tooltip => "Reason for and more info about your most recent death",
		2909	},
		2910	"c/say" => $SAY_CHANNEL,
		2911	"c/chat" => $CHAT_CHANNEL,
		2912	);
		2913
2500	sub cf::client::send_msg {	2914	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2915	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2916
2503	$msg = $self->pl->expand_cfpod ($msg);	2917	$msg = $self->pl->expand_cfpod ($msg)
		2918	unless $color & cf::NDI_VERBATIM;
2504		2919
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2920	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2921
		2922	# check predefined channels, for the benefit of C
		2923	if ($CHANNEL{$channel}) {
		2924	$channel = $CHANNEL{$channel};
		2925
		2926	$self->ext_msg (channel_info => $channel);
		2927	$channel = $channel->{id};
		2928
2507	if (ref $channel) {	2929	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2930	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2931	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2932	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2933	$self->ext_msg (channel_info => $channel);
2512	}	2934	}
2513		2935
2514	$channel = $channel->{id};	2936	$channel = $channel->{id};
2515	}	2937	}
2516		2938
2517	return unless @extra || length $msg;	2939	return unless @extra || length $msg;
2518		2940
2519	if ($self->can_msg) {	2941	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2942	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	2943	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		2944
2532	if ($color >= 0) {	2945	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	2946	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	2948	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		2949
		2950	# try lzf for large packets
		2951	$pkt = "lzf " . Compress::LZF::compress $pkt
		2952	if 1024 <= length $pkt and $self->{can_lzf};
		2953
		2954	# split very large packets
		2955	if (8192 < length $pkt and $self->{can_lzf}) {
		2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2957	$pkt = "frag";
		2958	}
		2959
		2960	$self->send_packet ($pkt);
		2961	}
		2962
2543	=item $client->ext_event ($type, %msg)	2963	=item $client->ext_msg ($type, @msg)
2544		2964
2545	Sends an ext event to the client.	2965	Sends an ext event to the client.
2546		2966
2547	=cut	2967	=cut
2548		2968
2549	sub cf::client::ext_event($$%) {	2969	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2970	my ($self, $type, @msg) = @_;
2551		2971
2552	return unless $self->extcmd;	2972	if ($self->extcmd == 2) {
2553		2973	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2974	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2975	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2976	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2977	}
		2978	}
		2979
		2980	=item $client->ext_reply ($msgid, @msg)
		2981
		2982	Sends an ext reply to the client.
		2983
		2984	=cut
		2985
		2986	sub cf::client::ext_reply($$@) {
		2987	my ($self, $id, @msg) = @_;
		2988
		2989	if ($self->extcmd == 2) {
		2990	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2991	} elsif ($self->extcmd == 1) {
		2992	#TODO: version 1, remove
		2993	unshift @msg, msgtype => "reply", msgid => $id;
		2994	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2995	}
2556	}	2996	}
2557		2997
2558	=item $success = $client->query ($flags, "text", \&cb)	2998	=item $success = $client->query ($flags, "text", \&cb)
2559		2999
2560	Queues a query to the client, calling the given callback with	3000	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3055	my ($ns, $buf) = @_;
2616		3056
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3057	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3058
2619	if (ref $msg) {	3059	if (ref $msg) {
		3060	my ($type, $reply, @payload) =
		3061	"ARRAY" eq ref $msg
		3062	? @$msg
		3063	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3064
		3065	my @reply;
		3066
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3067	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3068	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3069	}
		3070
		3071	$ns->ext_reply ($reply, @reply)
		3072	if $reply;
		3073
2626	} else {	3074	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3075	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3076	}
2629		3077
2630	cf::override;	3078	cf::override;
…		…
2677	our $safe = new Safe "safe";	3125	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3126	our $safe_hole = new Safe::Hole;
2679		3127
2680	$SIG{FPE} = 'IGNORE';	3128	$SIG{FPE} = 'IGNORE';
2681		3129
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3130	$safe->permit_only (Opcode::opset qw(
		3131	:base_core :base_mem :base_orig :base_math
		3132	grepstart grepwhile mapstart mapwhile
		3133	sort time
		3134	));
2683		3135
2684	# here we export the classes and methods available to script code	3136	# here we export the classes and methods available to script code
2685		3137
2686	=pod	3138	=pod
2687		3139
2688	The following functions and methods are available within a safe environment:	3140	The following functions and methods are available within a safe environment:
2689		3141
2690	cf::object	3142	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3143	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3144	insert remove name archname title slaying race decrease split
		3145	value
2693		3146
2694	cf::object::player	3147	cf::object::player
2695	player	3148	player
2696		3149
2697	cf::player	3150	cf::player
…		…
2702		3155
2703	=cut	3156	=cut
2704		3157
2705	for (	3158	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3159	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3160	insert remove inv nrof name archname title slaying race
		3161	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3162	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3163	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3164	["cf::map" => qw(trigger)],
2711	) {	3165	) {
2712	no strict 'refs';	3166	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3167	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2731	my ($code, %vars) = @_;	3185	my ($code, %vars) = @_;
2732		3186
2733	my $qcode = $code;	3187	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3189	$qcode =~ s/\n/\\n/g;
		3190
		3191	%vars = (_dummy => 0) unless %vars;
2736		3192
2737	local $_;	3193	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;	3194	local @safe::cf::_safe_eval_args = values %vars;
2739		3195
2740	my $eval =	3196	my $eval =
…		…
2788	# the server's init and main functions	3244	# the server's init and main functions
2789		3245
2790	sub load_facedata($) {	3246	sub load_facedata($) {
2791	my ($path) = @_;	3247	my ($path) = @_;
2792		3248
		3249	# HACK to clear player env face cache, we need some signal framework
		3250	# for this (global event?)
		3251	%ext::player_env::MUSIC_FACE_CACHE = ();
		3252
		3253	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3254
2793	warn "loading facedata from $path\n";	3255	warn "loading facedata from $path\n";
2794		3256
2795	my $facedata;	3257	my $facedata;
2796	0 < aio_load $path, $facedata	3258	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3259	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3261	$facedata = Coro::Storable::thaw $facedata;
2800		3262
2801	$facedata->{version} == 2	3263	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3264	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3265
		3266	# patch in the exptable
		3267	$facedata->{resource}{"res/exp_table"} = {
		3268	type => FT_RSRC,
		3269	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3270	};
		3271	cf::cede_to_tick;
		3272
2804	{	3273	{
2805	my $faces = $facedata->{faceinfo};	3274	my $faces = $facedata->{faceinfo};
2806		3275
2807	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3278
2809	cf::face::set_visibility $idx, $info->{visibility};	3279	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3280	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3283
2814	cf::cede_to_tick;	3284	cf::cede_to_tick;
2815	}	3285	}
2816		3286
2817	while (my ($face, $info) = each %$faces) {	3287	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3288	next unless $info->{smooth};
		3289
2819	my $idx = cf::face::find $face	3290	my $idx = cf::face::find $face
2820	or next;	3291	or next;
		3292
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3293	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3294	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3296	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3297	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3314
2843	{	3315	{
2844	# TODO: for gcfclient pleasure, we should give resources	3316	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3317	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3318	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3319
2849	while (my ($name, $info) = each %$res) {	3320	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3321	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3323	my $data;
2857		3324
2858	if ($name =~ /\.jpg$/) {	3325	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3326	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3327
		3328	my $meta = $enc->encode ({
		3329	name => $name,
		3330	%{ $info->{meta} || {} },
		3331	});
		3332
		3333	$data = pack "(w/a*)*", $meta, $info->{data};
		3334	} else {
		3335	$data = $info->{data};
		3336	}
		3337
		3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3339	cf::face::set_type $idx, $info->{type};
2861	} else {	3340	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3341	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3342	}
2868		3343
2869	cf::cede_to_tick;	3344	cf::cede_to_tick;
2870	}	3345	}
2871	}	3346	}
2872		3347
		3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3349
2873	1	3350	1
2874	}	3351	}
2875		3352
		3353	cf::global->attach (on_resource_update => sub {
		3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3356
		3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3358	my $sound = $soundconf->{compat}[$_]
		3359	or next;
		3360
		3361	my $face = cf::face::find "sound/$sound->[1]";
		3362	cf::sound::set $sound->[0] => $face;
		3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3364	}
		3365
		3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3367	my $face = cf::face::find "sound/$v";
		3368	cf::sound::set $k => $face;
		3369	}
		3370	}
		3371	});
		3372
		3373	register_exticmd fx_want => sub {
		3374	my ($ns, $want) = @_;
		3375
		3376	while (my ($k, $v) = each %$want) {
		3377	$ns->fx_want ($k, $v);
		3378	}
		3379	};
		3380
		3381	sub load_resource_file($) {
		3382	my $guard = lock_acquire "load_resource_file";
		3383
		3384	my $status = load_resource_file_ $_[0];
		3385	get_slot 0.1, 100;
		3386	cf::arch::commit_load;
		3387
		3388	$status
		3389	}
		3390
2876	sub reload_regions {	3391	sub reload_regions {
		3392	# HACK to clear player env face cache, we need some signal framework
		3393	# for this (global event?)
		3394	%ext::player_env::MUSIC_FACE_CACHE = ();
		3395
2877	load_resource_file "$MAPDIR/regions"	3396	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3397	or die "unable to load regions file\n";
2879		3398
2880	for (cf::region::list) {	3399	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3400	$_->{match} = qr/$_->{match}/
…		…
2889	}	3408	}
2890		3409
2891	sub reload_archetypes {	3410	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3411	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3412	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3413	}
2900		3414
2901	sub reload_treasures {	3415	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3416	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3417	or die "unable to load treasurelists\n";
2904	}	3418	}
2905		3419
2906	sub reload_resources {	3420	sub reload_resources {
2907	warn "reloading resource files...\n";	3421	warn "reloading resource files...\n";
2908		3422
		3423	reload_facedata;
		3424	reload_archetypes;
2909	reload_regions;	3425	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3426	reload_treasures;
2914		3427
2915	warn "finished reloading resource files\n";	3428	warn "finished reloading resource files\n";
2916	}	3429	}
2917		3430
2918	sub init {	3431	sub reload_config {
2919	reload_resources;	3432	warn "reloading config file...\n";
2920	}
2921		3433
2922	sub cfg_load {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3434	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3435	or return;
2925		3436
2926	local $/;	3437	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3438	*CFG = YAML::XS::Load scalar <$fh>;
2928		3439
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3441
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2936	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2937	and die "WARNING: m(un)lockall failed: $!\n";	3448	and die "WARNING: m(un)lockall failed: $!\n";
2938	};	3449	};
2939	warn $@ if $@;	3450	warn $@ if $@;
2940	}	3451	}
		3452
		3453	warn "finished reloading resource files\n";
		3454	}
		3455
		3456	sub pidfile() {
		3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3458	or die "$PIDFILE: $!";
		3459	flock $fh, &Fcntl::LOCK_EX
		3460	or die "$PIDFILE: flock: $!";
		3461	$fh
		3462	}
		3463
		3464	# make sure only one server instance is running at any one time
		3465	sub atomic {
		3466	my $fh = pidfile;
		3467
		3468	my $pid = <$fh>;
		3469	kill 9, $pid if $pid > 0;
		3470
		3471	seek $fh, 0, 0;
		3472	print $fh $$;
		3473	}
		3474
		3475	sub main_loop {
		3476	warn "EV::loop starting\n";
		3477	if (1) {
		3478	EV::loop;
		3479	}
		3480	warn "EV::loop returned\n";
		3481	goto &main_loop unless $REALLY_UNLOOP;
2941	}	3482	}
2942		3483
2943	sub main {	3484	sub main {
		3485	cf::init_globals; # initialise logging
		3486
		3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3491
		3492	cf::init_experience;
		3493	cf::init_anim;
		3494	cf::init_attackmess;
		3495	cf::init_dynamic;
		3496
		3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3498
2944	# we must not ever block the main coroutine	3499	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3500	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3501	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3502	(async {
2948	Event::one_event;	3503	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3504	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3505	})->prio (Coro::PRIO_MAX);
2950	};	3506	};
2951		3507
2952	cfg_load;	3508	evthread_start IO::AIO::poll_fileno;
		3509
		3510	cf::sync_job {
		3511	reload_resources;
		3512	reload_config;
2953	db_init;	3513	db_init;
		3514
		3515	cf::load_settings;
		3516	cf::load_materials;
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
2954	load_extensions;	3526	load_extensions;
2955		3527
2956	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
2958	}	3538	}
2959		3539
2960	#############################################################################	3540	#############################################################################
2961	# initialisation and cleanup	3541	# initialisation and cleanup
2962		3542
2963	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
2964	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3548	cf::cleanup "SIG$signal";
2973	},
2974	);	3549	};
2975	}	3550	}
2976	}	3551	}
2977		3552
2978	sub write_runtime {	3553	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";
2980
2981	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
2983		3556
2984	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3558
2986	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
2987		3560
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2989	or return;	3562	or return;
2990		3563
2991	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
3004		3577
3005	close $fh	3578	close $fh
3006	or return;	3579	or return;
3007		3580
3008	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3582	and return;
3010		3583
3011	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
3012		3585
3013	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
3014	}	3637	}
3015		3638
3016	sub emergency_save() {	3639	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
3018		3641
3019	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
3020		3643
3021	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
3022	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3656	$pl->valid or next;
		3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3658	$pl->save;
3030	}	3659	}
3031	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
3032		3661
3033	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3665	$map->valid or next;
3037	$map->save;	3666	$map->save;
3038	}	3667	}
3039	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
3040		3669
3041	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
3044	};	3677	};
3045		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
3046	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
3047	}	3685	}
3048		3686
3049	sub post_cleanup {	3687	sub post_cleanup {
3050	my ($make_core) = @_;	3688	my ($make_core) = @_;
3051		3689
3052	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
3054	}	3721	}
3055		3722
3056	sub do_reload_perl() {	3723	sub do_reload_perl() {
3057	# can/must only be called in main	3724	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
3059	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
3060	return;	3727	return;
3061	}	3728	}
3062		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
3063	warn "reloading...";	3735	warn "reloading...";
3064		3736
3065	warn "entering sync_job";	3737	warn "entering sync_job";
3066		3738
3067	cf::sync_job {	3739	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3741	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
3071		3743
3072	warn "syncing database to disk";	3744	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3746
3075	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
3076		3748
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
3088	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();
3096
3097	warn "removing commands";
3098	%COMMAND = ();
3099
3100	warn "removing ext/exti commands";
3101	%EXTCMD = ();
3102	%EXTICMD = ();
3103
3104	warn "unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";
3107
3108	if (my $cb = $pkg->can ("unload")) {
3109	eval {
3110	$cb->($pkg);
3111	1
3112	} or warn "$pkg unloaded, but with errors: $@";
3113	}	3752	}
3114		3753
3115	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
3116	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
3117	}	3756	%EXT_CORO = ();
3118		3757
3119	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
3120	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
3123	warn "... unloading $k";	3767	warn "... unloading $pkg";
3124	delete $INC{$k};
3125		3768
3126	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;
3128
3129	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
3130	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
3131	}	3778	}
3132		3779
3133	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
3134	}	3795	}
3135		3796
3136	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		3800
3140	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		3804
3144	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
3145	# and global variables created in xs	3806	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
3147		3808
3148	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
3149		3810
3150	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
3151	require cf;	3812	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
3153		3814
3154	warn "loading config and database again";	3815	warn "loading config and database again";
3155	cf::cfg_load;	3816	cf::reload_config;
3156		3817
3157	warn "loading extensions";	3818	warn "loading extensions";
3158	cf::load_extensions;	3819	cf::load_extensions;
3159		3820
		3821	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
3163	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
3166		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
3167	warn "leaving sync_job";	3833	warn "leaving sync_job";
3168		3834
3169	1	3835	1
3170	} or do {	3836	} or do {
3171	warn $@;	3837	warn $@;
3172	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3839	};
3175		3840
3176	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
3177	};	3847	};
3178		3848
3179	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
3180		3850
3181	sub reload_perl() {	3851	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
3184		3854
3185	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	3857
3188	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	3859	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
3192	},	3861	};
3193	);	3862	};
3194	}	3863	}
3195		3864
3196	register_command "reload" => sub {	3865	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
3198		3867
3199	if ($who->flag (FLAG_WIZ)) {	3868	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3869	$who->message ("reloading server.");
		3870	async {
		3871	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3872	reload_perl;
		3873	};
3202	}	3874	}
3203	};	3875	};
3204		3876
3205	unshift @INC, $LIBDIR;	3877	unshift @INC, $LIBDIR;
3206		3878
…		…
3208		3880
3209	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
3211		3883
3212	sub wait_for_tick {	3884	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3886
3216	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3889	$signal->wait;
3219	}	3890	}
3220		3891
3221	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3894
3225	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3897	$signal->wait;
3228	}	3898	}
3229		3899
3230	my $min = 1e6;#d#	3900	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3242	return;	3904	return;
3243	}	3905	}
3244		3906
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3248		3908
3249	0 && sync_job {#d#	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3911	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3912	$Coro::current->{desc} = "runtime saver";
3253	or die;	3913	write_runtime_sync
3254		3914	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3915	};
		3916	}
3271		3917
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3919	$sig->send;
3288	}	3920	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3922	$sig->send;
3291	}	3923	}
3292		3924
3293	$NOW = Event::time;	3925	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3927
3304	_post_tick;	3928	if (0) {
3305		3929	if ($NEXT_TICK) {
3306		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3307	},	3934	}
3308	);	3935	}
3309		3936
3310	{	3937	{
3311	BDB::max_poll_time $TICK * 0.1;	3938	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3939
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3321		3941	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3942	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3943
3337	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
		3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3951
3340	cf::sync_job {	3952	cf::sync_job {
3341	eval {	3953	eval {
3342	BDB::db_env_open	3954	BDB::db_env_open
3343	$DB_ENV,	3955	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3957	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3958	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3959	0666;
3348		3960
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3961	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3962	};
3354		3963
3355	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3965	};
3357	}	3966	}
		3967
		3968	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3970	};
		3971	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3973	};
		3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3976	};
3358	}	3977	}
3359		3978
3360	{	3979	{
		3980	# configure IO::AIO
		3981
3361	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3984	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3985	}
3374		3986
3375	my $_log_backtrace;	3987	my $_log_backtrace;
3376		3988
3377	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3380	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3381		3993
3382	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3385	async {	3998	async {
		3999	$Coro::current->{desc} = "abt $msg";
		4000
3386	my @bt = fork_call {	4001	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4003	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4004	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4005	or die "addr2line: $!";
…		…
3398	}	4013	}
3399		4014
3400	@funcs	4015	@funcs
3401	};	4016	};
3402		4017
3403	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4021	--$_log_backtrace;
3406	};	4022	};
3407	} else {	4023	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3410	}	4026	}
3411	}	4027	}
3412		4028
3413	# load additional modules	4029	# load additional modules
3414	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3415		4032
3416	END { cf::emergency_save }	4033	END { cf::emergency_save }
3417		4034
3418	1	4035	1
3419		4036

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