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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.505 by root, Sun Jan 31 03:46:20 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	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
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	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.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		423
339	=cut	424	=cut
340		425
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
343		429
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
346	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
347		436
348	while () {	437	while () {
349	next_job:	438	next_job:
		439
350	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	441
352	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	446	$job->[2]->send;
356	Coro::cede;	447	Coro::cede;
357	goto next_job;	448	goto next_job;
358	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	451	}
360	}	452	}
361		453
362	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	457	$signal->wait;
366	} else {	458	} else {
		459	$busy = 0;
367	Coro::schedule;	460	Coro::schedule;
368	}	461	}
369	}	462	}
370	};	463	};
371		464
372	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
373	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
374		469
375	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
376	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
377		473
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
391		487
392	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
393		489
394	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
395		491
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	495	acceptable.
400		496
401	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		503
408	sub sync_job(&) {	504	sub sync_job(&) {
409	my ($job) = @_;	505	my ($job) = @_;
410		506
411	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	508	my $time = EV::time;
413		509
414	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
416		512
417	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	514
419	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
420		516
421	my $busy = 1;	517	my $busy = 1;
422	my @res;	518	my @res;
423		519
424	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	522	@res = eval { $job->() };
426	warn $@ if $@;	523	warn $@ if $@;
427	undef $busy;	524	undef $busy;
428	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
429		526
430	while ($busy) {	527	while ($busy) {
431	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
432	}	532	}
		533	}
433		534
434	$time = Event::time - $time;	535	my $time = EV::time - $time;
435		536
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
440		538
441	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
442	} else {	540	} else {
443	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
444		542
…		…
469	=item fork_call { }, $args	567	=item fork_call { }, $args
470		568
471	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
475		573
476	=cut	574	=cut
477		575
478	sub fork_call(&@) {	576	sub fork_call(&@) {
479	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
480		578
481	# we seemingly have to make a local copy of the whole thing,	579	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	580	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	581	# TODO: investigate and fix (likely this will be rather laborious)
484		582
485	my @res = Coro::Util::fork_eval {	583	my @res = Coro::Util::fork_eval {
486	reset_signals;	584	reset_signals;
487	&$cb	585	&$cb
488	}, @args;	586	}, @args;
489		587
490	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
491	}	589	}
492		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
		616	}
		617
493	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
494		619
495	Returns a single value from the environment database.	620	Returns a single value from the environment database.
496		621
497	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
498		623
499	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
502	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
503		650
504	our $DB;	651	our $DB;
505		652
506	sub db_init {	653	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	654	cf::sync_job {
511	eval {	655	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	656	};
521	}	657	}
522		658
523	sub db_get($$) {	659	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
525		661
…		…
575	if (1) {	711	if (1) {
576	$md5 =	712	$md5 =
577	join "\x00",	713	join "\x00",
578	$processversion,	714	$processversion,
579	map {	715	map {
580	Coro::cede;	716	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	718	} 0.. $#$src;
583		719
584		720
585	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		759
624	#############################################################################	760	#############################################################################
625		761
626	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
627		763
628	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
631		767
632	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	770	Deliantra).
635		771
636	=over 4	772	=over 4
637		773
638	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
639		775
…		…
683	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
684		820
685	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
687		823
688	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
690		826
691	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
692		828
693	=over 4	829	=over 4
…		…
921	}	1057	}
922		1058
923	0	1059	0
924	}	1060	}
925		1061
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1063
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1065
930	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
931		1067
…		…
937		1073
938	=cut	1074	=cut
939		1075
940	#############################################################################	1076	#############################################################################
941	# object support	1077	# object support
942	#
943		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
944	sub _can_merge {	1112	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
946		1114
947	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1116
951	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
952	}	1119	}
953		1120
954	sub reattach {	1121	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1123	my ($obj) = @_;
957		1124
		1125	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1127
960	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
961		1129
962	@$registry = ();	1130	@$registry = ();
963		1131
…		…
978	cf::attachable->attach (	1146	cf::attachable->attach (
979	prio => -1000000,	1147	prio => -1000000,
980	on_instantiate => sub {	1148	on_instantiate => sub {
981	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
982		1150
983	$data = from_json $data;	1151	$data = decode_json $data;
984		1152
985	for (@$data) {	1153	for (@$data) {
986	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
987		1155
988	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1172	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1006		1174
1007	sync_job {	1175	sync_job {
1008	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1011		1180
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1016	close $fh;	1188	aio_close $fh;
1017		1189
1018	if (@$objs) {	1190	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1024	close $fh;	1199	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1201	}
1027	} else {	1202	} else {
1028	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1029	}	1204	}
1030		1205
1031	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1210	} else {
1033	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1034	}	1212	}
1035	} else {	1213	} else {
1036	aio_unlink $filename;	1214	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1038	}	1216	}
1039	}	1217	};
1040	}	1218	}
1041		1219
1042	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1044		1222
…		…
1056	or return;	1234	or return;
1057		1235
1058	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1238	or return;
		1239
1061	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1062	}	1242	}
1063		1243
		1244	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1066	return ($data, $av);	1248	($data, $av)
1067	}	1249	}
1068		1250
1069	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1070		1252
1071	=over 4	1253	=over 4
…		…
1125	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1126		1308
1127	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1128	}	1310	}
1129		1311
		1312	use File::Glob ();
		1313
1130	cf::player->attach (	1314	cf::player->attach (
1131	on_command => sub {	1315	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1133		1317
1134	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1166		1350
1167	cf::override;	1351	cf::override;
1168	},	1352	},
1169	);	1353	);
1170		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1171	sub load_extensions {	1368	sub load_extensions {
1172	cf::sync_job {	1369	cf::sync_job {
1173	my %todo;	1370	my %todo;
1174		1371
1175	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1391
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1394
1198	$ext{source} =	1395	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1201	. $source	1398	. $source
1202	. "\n};\n1";	1399	. "\n};\n1";
1203		1400
1204	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1205	}	1402	}
1206		1403
		1404	my $pass = 0;
1207	my %done;	1405	my %done;
1208	while (%todo) {	1406	while (%todo) {
1209	my $progress;	1407	my $progress;
1210		1408
		1409	++$pass;
		1410
		1411	ext:
1211	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1414	next ext
1214	unless exists $done{$_};	1415	unless exists $done{$_};
1215	}	1416	}
1216		1417
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1419
1219	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1224	warn $msg;	1427	} else {
1225	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1226	exit 1;	1429	push @EXTS, $v->{pkg};
1227	}	1430	$progress = 1;
1228		1431
1229	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1230	}	1434	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1435	}
1236		1436
1237	skip:	1437	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1240	}	1445	}
1241	};	1446	};
1242	}	1447	}
1243		1448
1244	#############################################################################	1449	#############################################################################
1245		1450
1246	=back	1451	=back
1247		1452
1248	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1249		1454
1250	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1251		1456
1252	=cut	1457	=cut
1253		1458
1254	package cf::player;	1459	package cf::player;
1255		1460
1256	use Coro::AIO;	1461	use Coro::AIO;
1257		1462
1258	=head3 cf::player	1463	=head3 cf::player
1259		1464
1260	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1261		1480
1262	=item cf::player::find $login	1481	=item cf::player::find $login
1263		1482
1264	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1265		1484
…		…
1284		1503
1285	sub exists($) {	1504	sub exists($) {
1286	my ($login) = @_;	1505	my ($login) = @_;
1287		1506
1288	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1290	}	1509	}
1291		1510
1292	sub find($) {	1511	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1513	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1524
1306	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1309	}	1534	}
1310	}	1535	}
1311	}	1536	}
1312		1537
…		…
1321	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1322		1547
1323	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1325		1550
		1551	cf::get_slot 0.01;
		1552
1326	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1327	Coro::cede;	1554	cf::cede_to_tick;
1328	}	1555	}
1329		1556
1330	sub new($) {	1557	sub new($) {
1331	my ($login) = @_;	1558	my ($login) = @_;
1332		1559
…		…
1361	my ($pl) = @_;	1588	my ($pl) = @_;
1362		1589
1363	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1364		1591
1365	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1594
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1372		1601
1373	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1639	or return [];
1411		1640
1412	my @logins;	1641	my @logins;
1413		1642
1414	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1418		1653
1419	utf8::decode $login;	1654	utf8::decode $login;
1420	push @logins, $login;	1655	push @logins, $login;
1421	}	1656	}
1422		1657
…		…
1449	}	1684	}
1450		1685
1451	\@paths	1686	\@paths
1452	}	1687	}
1453		1688
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1690
1456	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1692
1504	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1505		1694
1506	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1507		1696
…		…
1574	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1576		1765
1577	sub generate_random_map {	1766	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1579	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1772	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1897
1706	# the temporary/swap location	1898	# the temporary/swap location
1707	sub save_path {	1899	sub save_path {
1708	my ($self) = @_;	1900	my ($self) = @_;
1709		1901
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1712	}	1904	}
1713		1905
1714	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1715	sub uniq_path {	1907	sub uniq_path {
1716	my ($self) = @_;	1908	my ($self) = @_;
1717		1909
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1912	}
1730		1913
1731	sub decay_objects {	1914	sub decay_objects {
1732	my ($self) = @_;	1915	my ($self) = @_;
1733		1916
…		…
1746		1929
1747	sub load_header_from($) {	1930	sub load_header_from($) {
1748	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1749		1932
1750	utf8::encode $path;	1933	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1756		1942
1757	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1758		1944
1759	1	1945	1
1760	}	1946	}
…		…
1814	sub find {	2000	sub find {
1815	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1816		2002
1817	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1818		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2007
1821	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1824	or return;	2010	or return;
1825		2011
1826	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1827		2013
…		…
1829	or return;	2015	or return;
1830		2016
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1834	$map->reset;	2022	$map->reset;
1835	undef $guard;
1836	return find $path;	2023	return find $path;
1837	}	2024	}
1838		2025
1839	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1840	}	2027	}
1841	}	2028	}
1842		2029
1843	sub pre_load { }	2030	sub pre_load { }
1844	sub post_load { }	2031	#sub post_load { } # XS
1845		2032
1846	sub load {	2033	sub load {
1847	my ($self) = @_;	2034	my ($self) = @_;
1848		2035
1849	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1850		2037
1851	my $path = $self->{path};	2038	my $path = $self->{path};
1852		2039
1853	{	2040	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1855		2042
		2043	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2045
1858	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1859		2047
1860	$self->alloc;	2048	$self->alloc;
1861		2049
1862	$self->pre_load;	2050	$self->pre_load;
1863	Coro::cede;	2051	cf::cede_to_tick;
1864		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1866	or return;	2056	or return;
1867		2057
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1869	if delete $self->{load_original};	2059	if delete $self->{load_original};
1870		2060
1871	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2062	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2065	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1876	}	2069	}
1877	}	2070	}
1878		2071
1879	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1880	# now do the right thing for maps	2075	# now do the right thing for maps
1881	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2078	unless $self->difficulty;
1884	Coro::cede;	2079	cf::cede_to_tick;
1885		2080
1886	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2082	$self->decay_objects;
1888	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1889	$self->update_buttons;	2084	$self->update_buttons;
1890	Coro::cede;	2085	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2086	$self->activate;
1894	}	2087	}
1895		2088
1896	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1898		2091
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2093	}
1901		2094
1902	$self->post_load;	2095	$self->post_load;
1903	}	2096	}
1904		2097
…		…
1947	}	2140	}
1948		2141
1949	sub do_load_sync {	2142	sub do_load_sync {
1950	my ($map) = @_;	2143	my ($map) = @_;
1951		2144
		2145	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2146	if $Coro::current == $Coro::main;
		2147
1952	cf::sync_job { $map->load };	2148	cf::sync_job { $map->load };
1953	}	2149	}
1954		2150
1955	our %MAP_PREFETCH;	2151	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2152	our $MAP_PREFETCHER = undef;
1957		2153
1958	sub find_async {	2154	sub find_async {
1959	my ($path, $origin) = @_;	2155	my ($path, $origin, $load) = @_;
1960		2156
1961	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
1962		2158
1963	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2161	}
1966		2162
1967	undef $MAP_PREFETCH{$path};	2163	$MAP_PREFETCH{$path} |= $load;
		2164
1968	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
1969	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2170	if (my $map = find $k) {
1972	$map->load;	2171	$map->load if $v;
1973	}	2172	}
1974		2173
1975	delete $MAP_PREFETCH{$path};	2174	delete $MAP_PREFETCH{$k};
1976	}	2175	}
1977	}	2176	}
1978	undef $MAP_PREFETCHER;	2177	undef $MAP_PREFETCHER;
1979	};	2178	};
1980	$MAP_PREFETCHER->prio (6);	2179	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2182	}
1984		2183
1985	sub save {	2184	sub save {
1986	my ($self) = @_;	2185	my ($self) = @_;
1987		2186
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2188
1990	$self->{last_save} = $cf::RUNTIME;	2189	$self->{last_save} = $cf::RUNTIME;
1991		2190
1992	return unless $self->dirty;	2191	return unless $self->dirty;
1993		2192
…		…
1999	return if $self->{deny_save};	2198	return if $self->{deny_save};
2000		2199
2001	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
2002		2201
2003	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2005	};	2205	};
		2206
		2207	cf::get_slot 0.02;
2006		2208
2007	if ($uniq) {	2209	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2212	} else {
…		…
2016	my ($self) = @_;	2218	my ($self) = @_;
2017		2219
2018	# save first because save cedes	2220	# save first because save cedes
2019	$self->save;	2221	$self->save;
2020		2222
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2224
2023	return if $self->players;	2225	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2227	return if $self->{deny_save};
2026		2228
		2229	$self->in_memory (cf::MAP_SWAPPED);
		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2233	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2234	}
2030		2235
2031	sub reset_at {	2236	sub reset_at {
2032	my ($self) = @_;	2237	my ($self) = @_;
2033		2238
…		…
2051		2256
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2258
2054	return if $self->players;	2259	return if $self->players;
2055		2260
2056	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2057		2262
2058	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2059		2264
2060	# need to save uniques path	2265	# need to save uniques path
2061	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2065	if $uniq;	2270	if $uniq;
2066	}	2271	}
2067		2272
2068	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
2069		2274
		2275	$self->deactivate;
		2276	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2277	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2278
2074	$self->unlink_save;	2279	$self->unlink_save;
2075	$self->destroy;	2280	$self->destroy;
2076	}	2281	}
2077		2282
2078	my $nuke_counter = "aaaa";	2283	my $nuke_counter = "aaaa";
2079		2284
2080	sub nuke {	2285	sub nuke {
2081	my ($self) = @_;	2286	my ($self) = @_;
2082		2287
		2288	{
		2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2290
2083	delete $cf::MAP{$self->path};	2291	delete $cf::MAP{$self->path};
2084		2292
2085	$self->unlink_save;	2293	$self->unlink_save;
2086		2294
2087	bless $self, "cf::map";	2295	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2296	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2297	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2298	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2299	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2300
2093	$cf::MAP{$self->path} = $self;	2301	$cf::MAP{$self->path} = $self;
		2302	}
2094		2303
2095	$self->reset; # polite request, might not happen	2304	$self->reset; # polite request, might not happen
2096	}	2305	}
2097		2306
2098	=item $maps = cf::map::tmp_maps	2307	=item $maps = cf::map::tmp_maps
…		…
2140		2349
2141	sub unique_maps() {	2350	sub unique_maps() {
2142	[	2351	[
2143	map {	2352	map {
2144	utf8::decode $_;	2353	utf8::decode $_;
2145	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2146	? normalise $_	2357	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2359	]
2150	}	2360	}
2151		2361
2152	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2153		2393
2154	=back	2394	=back
2155		2395
2156	=head3 cf::object	2396	=head3 cf::object
2157		2397
…		…
2161		2401
2162	=over 4	2402	=over 4
2163		2403
2164	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2165		2405
2166	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2167		2408
2168	=cut	2409	=cut
2169		2410
2170	sub inv_recursive_;	2411	sub inv_recursive_;
2171	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2174		2415
2175	sub inv_recursive {	2416	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2177	}	2418	}
2178		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2179	package cf;	2448	package cf;
2180		2449
2181	=back	2450	=back
2182		2451
2183	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2192		2461
2193	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2194		2477
2195	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2479	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2495
2213	} else {	2496	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2499	}
2217	}	2500	}
2218	}	2501	}
2219		2502
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2528
2246	=item $player_object->enter_link	2529	=item $player_object->enter_link
2247		2530
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2532
2250	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2252		2537
2253	Will never block.	2538	Will never block.
2254		2539
2255	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2256		2541
…		…
2308	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2310		2595
2311	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2314		2599
2315	$map->load;	2600	$map->load;
2316	$map->load_neighbours;	2601	$map->load_neighbours;
2317		2602
2318	return unless $self->contr->active;	2603	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2604
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2323	}	2610	}
2324		2611
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2326		2613
2327	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2328	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2618	be called at the end of this process.
2332		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2333	=cut	2623	=cut
2334		2624
2335	our $GOTOGEN;	2625	our $GOTOGEN;
2336		2626
2337	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2632
2343	$self->enter_link;	2633	$self->enter_link;
2344		2634
2345	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2346	my $map = eval {	2657	my $map = eval {
2347	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2348		2659
2349	if ($map) {	2660	if ($map) {
2350	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2352	} else {	2663	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2665	}
2355		2666
2356	$map	2667	$map
2357	};	2668	};
2358		2669
…		…
2394	}	2705	}
2395		2706
2396	sub prepare_random_map {	2707	sub prepare_random_map {
2397	my ($exit) = @_;	2708	my ($exit) = @_;
2398		2709
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2712	# that depends on the exit object
2404		2713
2405	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2716	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2412	}	2723	}
2413		2724
2414	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2415		2726
2416	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2419		2730
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2733	undef $fh;
2423	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2424		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2427	}	2742	}
2428	}	2743	}
2429		2744
2430	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2432		2747
2433	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2434		2749
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2750	$self->enter_link;
2447		2751
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2752	(async {
2453	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2454	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2455	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2456		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2457	1;	2776	1
2458	}) {	2777	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2782
2464	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2481	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2482	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2483		2802
2484	utf8::encode $text;	2803	utf8::encode $text;
2485	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2486	}	2830	}
2487		2831
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		2833
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2494		2838
2495	=cut	2839	=cut
2496		2840
		2841	# non-persistent channels (usually the info channel)
		2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
		2849	"c/identify" => {
		2850	id => "infobox",
		2851	title => "Identify",
		2852	reply => undef,
		2853	tooltip => "Items recently identified",
		2854	},
		2855	"c/examine" => {
		2856	id => "infobox",
		2857	title => "Examine",
		2858	reply => undef,
		2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
		2953	);
		2954
2497	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2957
2500	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2501		2960
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2962
		2963	# check predefined channels, for the benefit of C
		2964	if ($CHANNEL{$channel}) {
		2965	$channel = $CHANNEL{$channel};
		2966
		2967	$self->ext_msg (channel_info => $channel);
		2968	$channel = $channel->{id};
		2969
2504	if (ref $channel) {	2970	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2974	$self->ext_msg (channel_info => $channel);
2509	}	2975	}
…		…
2511	$channel = $channel->{id};	2977	$channel = $channel->{id};
2512	}	2978	}
2513		2979
2514	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2515		2981
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2982	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2520		2985
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2989	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2990
2535	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	2992	}
2549		2993
2550	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2551		2995
2552	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2554	=cut	2998	=cut
2555		2999
2556	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2558		3002
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	3003	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	3008	}
2567	}	3009	}
2568		3010
2569	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2570		3012
…		…
2574		3016
2575	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2577		3019
2578	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	3023	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	3026	}
2585	}	3027	}
2586		3028
2587	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2588		3030
…		…
2715	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2716		3158
2717	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2718		3160
2719	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2722	sort time	3164	sort time
2723	));	3165	));
2724		3166
2725	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
2727	=pod	3169	=pod
2728		3170
2729	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2730		3172
2731	cf::object	3173	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3175	insert remove name archname title slaying race decrease split
		3176	value
2734		3177
2735	cf::object::player	3178	cf::object::player
2736	player	3179	player
2737		3180
2738	cf::player	3181	cf::player
…		…
2743		3186
2744	=cut	3187	=cut
2745		3188
2746	for (	3189	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3191	insert remove inv nrof name archname title slaying race
		3192	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2752	) {	3196	) {
2753	no strict 'refs';	3197	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2773		3217
2774	my $qcode = $code;	3218	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2777		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2778	local $_;	3225	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3226
2781	my $eval =	3227	my $eval =
2782	"do {\n"	3228	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3231	. $code
2786	. "\n}"	3232	. "\n}"
2787	;	3233	;
2788		3234
		3235	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2792		3244
2793	if ($@) {	3245	if ($@) {
2794	warn "$@";	3246	warn "$@";
2795	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2796	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2815	=cut	3267	=cut
2816		3268
2817	sub register_script_function {	3269	sub register_script_function {
2818	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2819		3271
2820	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2822	}	3274	}
2823		3275
2824	=back	3276	=back
2825		3277
2826	=cut	3278	=cut
…		…
2829	# the server's init and main functions	3281	# the server's init and main functions
2830		3282
2831	sub load_facedata($) {	3283	sub load_facedata($) {
2832	my ($path) = @_;	3284	my ($path) = @_;
2833		3285
		3286	# HACK to clear player env face cache, we need some signal framework
		3287	# for this (global event?)
		3288	%ext::player_env::MUSIC_FACE_CACHE = ();
		3289
2834	my $enc = JSON::XS->new->utf8->canonical;	3290	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3291
2836	warn "loading facedata from $path\n";	3292	warn "loading facedata from $path\n";
2837		3293
2838	my $facedata;	3294	my $facedata;
2839	0 < aio_load $path, $facedata	3295	0 < aio_load $path, $facedata
…		…
2843		3299
2844	$facedata->{version} == 2	3300	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
2846		3302
2847	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2848	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
2849	type => FT_RSRC,	3306	type => FT_RSRC,
2850	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
2851	};	3309	};
2852	cf::cede_to_tick;	3310	cf::cede_to_tick;
2853		3311
2854	{	3312	{
2855	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
2856		3314
2857	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
2859	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2863		3322
2864	cf::cede_to_tick;	3323	cf::cede_to_tick;
2865	}	3324	}
2866		3325
2867	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
2869	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
2870	or next;	3330	or next;
		3331
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3335	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2889		3350
2890	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
2891	}	3352	}
2892		3353
2893	{	3354	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
2897		3356
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3360
2904	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2905	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
2906
2907	my $meta = $enc->encode ({
2908	name => $name,
2909	%{ $info->{meta} || {} },
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3363	} else {
2914	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
2915	}	3365	}
2916		3366
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3367	cf::cede_to_tick;
2921	}	3368	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3372
2942	1	3373	1
2943	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
2944		3395
2945	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
2947		3398
2948	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
2950	}	3401	}
2951	};	3402	};
2952		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
2953	sub reload_regions {	3414	sub reload_regions {
		3415	# HACK to clear player env face cache, we need some signal framework
		3416	# for this (global event?)
		3417	%ext::player_env::MUSIC_FACE_CACHE = ();
		3418
2954	load_resource_file "$MAPDIR/regions"	3419	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3420	or die "unable to load regions file\n";
2956		3421
2957	for (cf::region::list) {	3422	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3423	$_->{match} = qr/$_->{match}/
…		…
2966	}	3431	}
2967		3432
2968	sub reload_archetypes {	3433	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3436	}
2977		3437
2978	sub reload_treasures {	3438	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
2981	}	3441	}
2982		3442
2983	sub reload_resources {	3443	sub reload_resources {
2984	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
2985		3445
		3446	reload_facedata;
		3447	reload_archetypes;
2986	reload_regions;	3448	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3449	reload_treasures;
2991		3450
2992	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
2993	}	3452	}
2994		3453
2995	sub init {	3454	sub reload_config {
2996	reload_resources;	3455	warn "reloading config file...\n";
2997	}
2998		3456
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3458	or return;
3002		3459
3003	local $/;	3460	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3005		3462
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3464
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3013	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3014	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3015	};	3472	};
3016	warn $@ if $@;	3473	warn $@ if $@;
3017	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3018	}	3505	}
3019		3506
3020	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3021	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3525	(async {
3025	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3027	};	3529	};
3028		3530
3029	cfg_load;	3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
		3538	reload_config;
3030	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3031	load_extensions;	3550	load_extensions;
3032		3551
3033	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3035	}	3562	}
3036		3563
3037	#############################################################################	3564	#############################################################################
3038	# initialisation and cleanup	3565	# initialisation and cleanup
3039		3566
3040	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3041	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3050	},
3051	);	3573	};
3052	}	3574	}
3053	}	3575	}
3054		3576
3055	sub write_runtime {	3577	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3578	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3579	# the fsync below can take a very very long time.
3060		3580
3061	IO::AIO::aio_utime $runtime, undef, undef;	3581	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3582
3063	my $guard = cf::lock_acquire "write_runtime";	3583	my $guard = cf::lock_acquire "write_runtime";
3064		3584
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3585	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	3586	or return;
3067		3587
3068	my $value = $cf::RUNTIME + 90 + 10;	3588	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3589	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3590	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3600	aio_utime $fh, undef, undef;
3081		3601
3082	close $fh	3602	close $fh
3083	or return;	3603	or return;
3084		3604
3085	aio_rename "$runtime~", $runtime	3605	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3606	and return;
3087		3607
3088	warn "runtime file written.\n";	3608	warn "runtime file written.\n";
3089		3609
3090	1	3610	1
		3611	}
		3612
		3613	our $uuid_lock;
		3614	our $uuid_skip;
		3615
		3616	sub write_uuid_sync($) {
		3617	$uuid_skip ||= $_[0];
		3618
		3619	return if $uuid_lock;
		3620	local $uuid_lock = 1;
		3621
		3622	my $uuid = "$LOCALDIR/uuid";
		3623
		3624	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3625	or return;
		3626
		3627	my $value = uuid_seq uuid_cur;
		3628
		3629	unless ($value) {
		3630	warn "cowardly refusing to write zero uuid value!\n";
		3631	return;
		3632	}
		3633
		3634	my $value = uuid_str $value + $uuid_skip;
		3635	$uuid_skip = 0;
		3636
		3637	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3638	and return;
		3639
		3640	# always fsync - this file is important
		3641	aio_fsync $fh
		3642	and return;
		3643
		3644	close $fh
		3645	or return;
		3646
		3647	aio_rename "$uuid~", $uuid
		3648	and return;
		3649
		3650	warn "uuid file written ($value).\n";
		3651
		3652	1
		3653
		3654	}
		3655
		3656	sub write_uuid($$) {
		3657	my ($skip, $sync) = @_;
		3658
		3659	$sync ? write_uuid_sync $skip
		3660	: async { write_uuid_sync $skip };
3091	}	3661	}
3092		3662
3093	sub emergency_save() {	3663	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3664	my $freeze_guard = cf::freeze_mainloop;
3095		3665
3096	warn "enter emergency perl save\n";	3666	warn "emergency_perl_save: enter\n";
3097		3667
3098	cf::sync_job {	3668	cf::sync_job {
		3669	# this is a trade-off: we want to be very quick here, so
		3670	# save all maps without fsync, and later call a global sync
		3671	# (which in turn might be very very slow)
		3672	local $USE_FSYNC = 0;
		3673
3099	# use a peculiar iteration method to avoid tripping on perl	3674	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3675	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3676	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3677	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3678	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3679	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3680	$pl->valid or next;
		3681	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3682	$pl->save;
3107	}	3683	}
3108	warn "end emergency player save\n";	3684	warn "emergency_perl_save: end player save\n";
3109		3685
3110	warn "begin emergency map save\n";	3686	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3687	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3688	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3689	$map->valid or next;
3114	$map->save;	3690	$map->save;
3115	}	3691	}
3116	warn "end emergency map save\n";	3692	warn "emergency_perl_save: end map save\n";
3117		3693
3118	warn "begin emergency database checkpoint\n";	3694	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3695	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3696	warn "emergency_perl_save: end database checkpoint\n";
		3697
		3698	warn "emergency_perl_save: begin write uuid\n";
		3699	write_uuid_sync 1;
		3700	warn "emergency_perl_save: end write uuid\n";
3121	};	3701	};
3122		3702
		3703	warn "emergency_perl_save: starting sync()\n";
		3704	IO::AIO::aio_sync sub {
		3705	warn "emergency_perl_save: finished sync()\n";
		3706	};
		3707
3123	warn "leave emergency perl save\n";	3708	warn "emergency_perl_save: leave\n";
3124	}	3709	}
3125		3710
3126	sub post_cleanup {	3711	sub post_cleanup {
3127	my ($make_core) = @_;	3712	my ($make_core) = @_;
3128		3713
3129	warn Carp::longmess "post_cleanup backtrace"	3714	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3715	if $make_core;
		3716
		3717	my $fh = pidfile;
		3718	unlink $PIDFILE if <$fh> == $$;
		3719	}
		3720
		3721	# a safer delete_package, copied from Symbol
		3722	sub clear_package($) {
		3723	my $pkg = shift;
		3724
		3725	# expand to full symbol table name if needed
		3726	unless ($pkg =~ /^main::.*::$/) {
		3727	$pkg = "main$pkg" if $pkg =~ /^::/;
		3728	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3729	$pkg .= '::' unless $pkg =~ /::$/;
		3730	}
		3731
		3732	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3733	my $stem_symtab = *{$stem}{HASH};
		3734
		3735	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3736	or return;
		3737
		3738	# clear all symbols
		3739	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3740	for my $name (keys %$leaf_symtab) {
		3741	_gv_clear *{"$pkg$name"};
		3742	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3743	}
		3744	warn "cleared package $pkg\n";#d#
3131	}	3745	}
3132		3746
3133	sub do_reload_perl() {	3747	sub do_reload_perl() {
3134	# can/must only be called in main	3748	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3750	warn "can only reload from main coroutine";
3137	return;	3751	return;
3138	}	3752	}
3139		3753
		3754	return if $RELOAD++;
		3755
		3756	my $t1 = EV::time;
		3757
		3758	while ($RELOAD) {
3140	warn "reloading...";	3759	warn "reloading...";
3141		3760
3142	warn "entering sync_job";	3761	warn "entering sync_job";
3143		3762
3144	cf::sync_job {	3763	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3764	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3765	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3148		3767
3149	warn "syncing database to disk";	3768	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3770
3152	# if anything goes wrong in here, we should simply crash as we already saved	3771	# if anything goes wrong in here, we should simply crash as we already saved
3153		3772
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3773	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3774	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3775	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3776	}
3191		3777
3192	warn "... nuking $pkg";	3778	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3779	$_->cancel for values %EXT_CORO;
3194	}	3780	%EXT_CORO = ();
3195		3781
3196	warn "unloading all perl modules loaded from $LIBDIR";	3782	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3783	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3784
		3785	warn "removing ext/exti commands";
		3786	%EXTCMD = ();
		3787	%EXTICMD = ();
		3788
		3789	warn "unloading/nuking all extensions";
		3790	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3791	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3792
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3793	if (my $cb = $pkg->can ("unload")) {
		3794	eval {
3207	$cb->();	3795	$cb->($pkg);
		3796	1
		3797	} or warn "$pkg unloaded, but with errors: $@";
		3798	}
		3799
		3800	warn "... clearing $pkg";
		3801	clear_package $pkg;
3208	}	3802	}
3209		3803
3210	Symbol::delete_package $k;	3804	warn "unloading all perl modules loaded from $LIBDIR";
		3805	while (my ($k, $v) = each %INC) {
		3806	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3807
		3808	warn "... unloading $k";
		3809	delete $INC{$k};
		3810
		3811	$k =~ s/\.pm$//;
		3812	$k =~ s/\//::/g;
		3813
		3814	if (my $cb = $k->can ("unload_module")) {
		3815	$cb->();
		3816	}
		3817
		3818	clear_package $k;
3211	}	3819	}
3212		3820
3213	warn "getting rid of safe::, as good as possible";	3821	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3822	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3823	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3824
3217	warn "unloading cf.pm \"a bit\"";	3825	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3826	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3827	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3828
3221	# don't, removes xs symbols, too,	3829	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3830	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3831	#clear_package __PACKAGE__;
3224		3832
3225	warn "unload completed, starting to reload now";	3833	warn "unload completed, starting to reload now";
3226		3834
3227	warn "reloading cf.pm";	3835	warn "reloading cf.pm";
3228	require cf;	3836	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3837	cf::_connect_to_perl_1;
3230		3838
3231	warn "loading config and database again";	3839	warn "loading config and database again";
3232	cf::cfg_load;	3840	cf::reload_config;
3233		3841
3234	warn "loading extensions";	3842	warn "loading extensions";
3235	cf::load_extensions;	3843	cf::load_extensions;
3236		3844
		3845	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3846	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3847	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3848	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3849	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3850	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3851	reattach $_ for values %PLAYER;
		3852	}
3243		3853
		3854	warn "running post_init jobs";
		3855	(pop @POST_INIT)->(1) while @POST_INIT;
		3856
3244	warn "leaving sync_job";	3857	warn "leaving sync_job";
3245		3858
3246	1	3859	1
3247	} or do {	3860	} or do {
3248	warn $@;	3861	warn $@;
3249	warn "error while reloading, exiting.";	3862	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3863	};
3252		3864
3253	warn "reloaded";	3865	warn "reloaded";
		3866	--$RELOAD;
		3867	}
		3868
		3869	$t1 = EV::time - $t1;
		3870	warn "reload completed in ${t1}s\n";
3254	};	3871	};
3255		3872
3256	our $RELOAD_WATCHER; # used only during reload	3873	our $RELOAD_WATCHER; # used only during reload
3257		3874
3258	sub reload_perl() {	3875	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3876	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3877	# coro crashes during coro_state_free->destroy here.
3261		3878
3262	$RELOAD_WATCHER ||= Event->timer (	3879	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3880	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3881
3265	data => WF_AUTOCANCEL,	3882	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3883	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3884	undef $RELOAD_WATCHER;
3269	},	3885	};
3270	);	3886	};
3271	}	3887	}
3272		3888
3273	register_command "reload" => sub {	3889	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3890	my ($who, $arg) = @_;
3275		3891
3276	if ($who->flag (FLAG_WIZ)) {	3892	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3893	$who->message ("reloading server.");
		3894	async {
		3895	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3896	reload_perl;
		3897	};
3279	}	3898	}
3280	};	3899	};
3281		3900
3282	unshift @INC, $LIBDIR;	3901	unshift @INC, $LIBDIR;
3283		3902
…		…
3285		3904
3286	our @WAIT_FOR_TICK;	3905	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3906	our @WAIT_FOR_TICK_BEGIN;
3288		3907
3289	sub wait_for_tick {	3908	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3909	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3292		3910
3293	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3912	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3913	$signal->wait;
3296	}	3914	}
3297		3915
3298	sub wait_for_tick_begin {	3916	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3917	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3301		3918
3302	my $signal = new Coro::Signal;	3919	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3920	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3921	$signal->wait;
3305	}	3922	}
3306		3923
3307	my $min = 1e6;#d#	3924	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3925	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3926	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3927	unless ++$bug_warning > 10;
3319	return;	3928	return;
3320	}	3929	}
3321		3930
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3931	cf::server_tick; # one server iteration
3325		3932
3326	0 && sync_job {#d#	3933	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3327	for(1..10) {
3328	my $t = Event::time;
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3330	or die;
3331		3934
3332	$map->width (50);	3935	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3333	$map->height (50);	3936	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3334	$map->alloc;	3937	Coro::async_pool {
3335	$map->_load_objects ("/tmp/x.map", 1);	3938	$Coro::current->{desc} = "runtime saver";
3336	my $t = Event::time - $t;	3939	write_runtime_sync
3337		3940	or warn "ERROR: unable to write runtime file: $!";
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3941	};
		3942	}
3348		3943
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3944	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3945	$sig->send;
3365	}	3946	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3947	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3948	$sig->send;
3368	}	3949	}
3369		3950
3370	$NOW = Event::time;	3951	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3952	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3953
3381	_post_tick;	3954	if (0) {
3382		3955	if ($NEXT_TICK) {
3383		3956	my $jitter = $TICK_START - $NEXT_TICK;
		3957	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3958	warn "jitter $JITTER\n";#d#
		3959	}
3384	},	3960	}
3385	);	3961	}
3386		3962
3387	{	3963	{
3388	BDB::max_poll_time $TICK * 0.1;	3964	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3965
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3966	BDB::min_parallel 16;
3398		3967	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3968	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3969
3414	unless ($DB_ENV) {	3970	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3971	$DB_ENV = BDB::db_env_create;
		3972	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3973	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3974	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3975	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3976	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3977
3417	cf::sync_job {	3978	cf::sync_job {
3418	eval {	3979	eval {
3419	BDB::db_env_open	3980	BDB::db_env_open
3420	$DB_ENV,	3981	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3983	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3984	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3985	0666;
3425		3986
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3987	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3988	};
3431		3989
3432	cf::cleanup "db_env_open(db): $@" if $@;	3990	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3991	};
3434	}	3992	}
		3993
		3994	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3995	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3996	};
		3997	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3998	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3999	};
		4000	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4001	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4002	};
3435	}	4003	}
3436		4004
3437	{	4005	{
		4006	# configure IO::AIO
		4007
3438	IO::AIO::min_parallel 8;	4008	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4009	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4010	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4011	}
3451		4012
3452	my $_log_backtrace;	4013	my $_log_backtrace;
3453		4014
3454	sub _log_backtrace {	4015	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	4018	$msg =~ s/\n//;
3458		4019
3459	# limit the # of concurrent backtraces	4020	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4021	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	4022	++$_log_backtrace;
		4023	my $perl_bt = Carp::longmess $msg;
3462	async {	4024	async {
		4025	$Coro::current->{desc} = "abt $msg";
		4026
3463	my @bt = fork_call {	4027	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4028	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4029	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4030	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	4031	or die "addr2line: $!";
…		…
3475	}	4039	}
3476		4040
3477	@funcs	4041	@funcs
3478	};	4042	};
3479		4043
3480	LOG llevInfo, "[ABT] $msg\n";	4044	LOG llevInfo, "[ABT] $perl_bt\n";
		4045	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4046	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4047	--$_log_backtrace;
3483	};	4048	};
3484	} else {	4049	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4050	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4051	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	4052	}
3488	}	4053	}
3489		4054
3490	# load additional modules	4055	# load additional modules
3491	use cf::pod;	4056	require "cf/$_.pm" for @EXTRA_MODULES;
		4057	cf::_connect_to_perl_2;
3492		4058
3493	END { cf::emergency_save }	4059	END { cf::emergency_save }
3494		4060
3495	1	4061	1
3496		4062

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