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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.343 by root, Mon Aug 27 01:13:48 2007 UTC vs.
Revision 1.507 by root, Sat Mar 20 02:24:38 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
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2101	sub customise_for {
1906	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1907		2103
1908	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2105	if $self->per_player;
…		…
1962	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
1963		2159
1964	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
1965		2161
1966	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2164	}
1969		2165
1970	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
1971		2167
1972	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
1973	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2173	if (my $map = find $k) {
1976	$map->load if $v;	2174	$map->load if $v;
1977	}	2175	}
…		…
1987	}	2185	}
1988		2186
1989	sub save {	2187	sub save {
1990	my ($self) = @_;	2188	my ($self) = @_;
1991		2189
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2191
1994	$self->{last_save} = $cf::RUNTIME;	2192	$self->{last_save} = $cf::RUNTIME;
1995		2193
1996	return unless $self->dirty;	2194	return unless $self->dirty;
1997		2195
…		…
2003	return if $self->{deny_save};	2201	return if $self->{deny_save};
2004		2202
2005	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
2006		2204
2007	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2009	};	2208	};
		2209
		2210	cf::get_slot 0.02;
2010		2211
2011	if ($uniq) {	2212	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2215	} else {
…		…
2020	my ($self) = @_;	2221	my ($self) = @_;
2021		2222
2022	# save first because save cedes	2223	# save first because save cedes
2023	$self->save;	2224	$self->save;
2024		2225
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2227
2027	return if $self->players;	2228	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2230	return if $self->{deny_save};
2030		2231
		2232	$self->in_memory (cf::MAP_SWAPPED);
		2233
		2234	$self->deactivate;
		2235	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2236	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2237	}
2034		2238
2035	sub reset_at {	2239	sub reset_at {
2036	my ($self) = @_;	2240	my ($self) = @_;
2037		2241
…		…
2055		2259
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2261
2058	return if $self->players;	2262	return if $self->players;
2059		2263
2060	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2061		2265
2062	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2063		2267
2064	# need to save uniques path	2268	# need to save uniques path
2065	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2273	if $uniq;
2070	}	2274	}
2071		2275
2072	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
2073		2277
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2280	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2281
2078	$self->unlink_save;	2282	$self->unlink_save;
2079	$self->destroy;	2283	$self->destroy;
2080	}	2284	}
2081		2285
2082	my $nuke_counter = "aaaa";	2286	my $nuke_counter = "aaaa";
2083		2287
2084	sub nuke {	2288	sub nuke {
2085	my ($self) = @_;	2289	my ($self) = @_;
2086		2290
		2291	{
		2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2293
2087	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2088		2295
2089	$self->unlink_save;	2296	$self->unlink_save;
2090		2297
2091	bless $self, "cf::map";	2298	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2299	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2300	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2301	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2302	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2303
2097	$cf::MAP{$self->path} = $self;	2304	$cf::MAP{$self->path} = $self;
		2305	}
2098		2306
2099	$self->reset; # polite request, might not happen	2307	$self->reset; # polite request, might not happen
2100	}	2308	}
2101		2309
2102	=item $maps = cf::map::tmp_maps	2310	=item $maps = cf::map::tmp_maps
…		…
2144		2352
2145	sub unique_maps() {	2353	sub unique_maps() {
2146	[	2354	[
2147	map {	2355	map {
2148	utf8::decode $_;	2356	utf8::decode $_;
2149	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2150	? normalise $_	2360	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2362	]
2154	}	2363	}
2155		2364
2156	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2157		2396
2158	=back	2397	=back
2159		2398
2160	=head3 cf::object	2399	=head3 cf::object
2161		2400
…		…
2165		2404
2166	=over 4	2405	=over 4
2167		2406
2168	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2169		2408
2170	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2171		2411
2172	=cut	2412	=cut
2173		2413
2174	sub inv_recursive_;	2414	sub inv_recursive_;
2175	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2178		2418
2179	sub inv_recursive {	2419	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2181	}	2421	}
2182		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2183	package cf;	2451	package cf;
2184		2452
2185	=back	2453	=back
2186		2454
2187	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2196		2464
2197	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2198		2480
2199	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2482	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2498
2217	} else {	2499	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2502	}
2221	}	2503	}
2222	}	2504	}
2223		2505
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2531
2250	=item $player_object->enter_link	2532	=item $player_object->enter_link
2251		2533
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2535
2254	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2256		2540
2257	Will never block.	2541	Will never block.
2258		2542
2259	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2260		2544
…		…
2312	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2314		2598
2315	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2318		2602
2319	$map->load;	2603	$map->load;
2320	$map->load_neighbours;	2604	$map->load_neighbours;
2321		2605
2322	return unless $self->contr->active;	2606	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2607
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2327	}	2613	}
2328		2614
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2616
2331	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2621	be called at the end of this process.
2336		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
		2625
2337	=cut	2626	=cut
2338		2627
2339	our $GOTOGEN;	2628	our $GOTOGEN;
2340		2629
2341	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2635
2347	$self->enter_link;	2636	$self->enter_link;
2348		2637
2349	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
		2641	# *tag paths override both path and x|y
		2642	if ($path =~ /^\*(.*)$/) {
		2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2644	my $ob = $obs[rand @obs];
		2645
		2646	# see if we actually can go there
		2647	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2648	$ob = $obs[rand @obs];
		2649	} else {
		2650	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2651	}
		2652	# else put us there anyways for now #d#
		2653
		2654	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2655	} else {
		2656	($path, $x, $y) = (undef, undef, undef);
		2657	}
		2658	}
		2659
2350	my $map = eval {	2660	my $map = eval {
2351	my $map = cf::map::find $path;	2661	my $map = defined $path ? cf::map::find $path : undef;
2352		2662
2353	if ($map) {	2663	if ($map) {
2354	$map = $map->customise_for ($self);	2664	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2665	$map = $check->($map) if $check && $map;
2356	} else {	2666	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2667	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2668	}
2359		2669
2360	$map	2670	$map
2361	};	2671	};
2362		2672
…		…
2398	}	2708	}
2399		2709
2400	sub prepare_random_map {	2710	sub prepare_random_map {
2401	my ($exit) = @_;	2711	my ($exit) = @_;
2402		2712
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2715	# that depends on the exit object
2408		2716
2409	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2719	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2416	}	2726	}
2417		2727
2418	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2419		2729
2420	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2423		2733
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2736	undef $fh;
2427	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2428		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2431	}	2745	}
2432	}	2746	}
2433		2747
2434	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2436		2750
2437	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2438		2752
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2753	$self->enter_link;
2451		2754
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2755	(async {
2457	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2458	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2459	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2460		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2461	1;	2779	1
2462	}) {	2780	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2785
2468	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2485	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2487		2805
2488	utf8::encode $text;	2806	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2490	}	2833	}
2491		2834
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2836
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2498		2841
2499	=cut	2842	=cut
2500		2843
		2844	# non-persistent channels (usually the info channel)
		2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
		2852	"c/identify" => {
		2853	id => "infobox",
		2854	title => "Identify",
		2855	reply => undef,
		2856	tooltip => "Items recently identified",
		2857	},
		2858	"c/examine" => {
		2859	id => "infobox",
		2860	title => "Examine",
		2861	reply => undef,
		2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
		2956	);
		2957
2501	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2960
2504	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2505		2963
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2965
		2966	# check predefined channels, for the benefit of C
		2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
2508	if (ref $channel) {	2973	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2977	$self->ext_msg (channel_info => $channel);
2513	}	2978	}
…		…
2515	$channel = $channel->{id};	2980	$channel = $channel->{id};
2516	}	2981	}
2517		2982
2518	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2519		2984
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2985	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2524		2988
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2992	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2993
2539	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	2995	}
2553		2996
2554	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2555		2998
2556	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2559		3002
2560	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2562		3005
2563	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2564	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2565	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2566	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2568	}	3011	}
2569	}	3012	}
2570		3013
2571	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2572		3015
…		…
2576		3019
2577	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2578	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2579		3022
2580	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2581	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2582	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2583	#TODO: version 1, remove	3026	#TODO: version 1, remove
2584	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2585	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2586	}	3029	}
2587	}	3030	}
2588		3031
2589	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2590		3033
…		…
2717	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2718		3161
2719	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2720		3163
2721	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
2722	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
2723	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
2724	sort time	3167	sort time
2725	));	3168	));
2726		3169
2727	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
2729	=pod	3172	=pod
2730		3173
2731	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2732		3175
2733	cf::object	3176	cf::object
2734	contr pay_amount pay_player map x y force_find force_add	3177	contr pay_amount pay_player map x y force_find force_add destroy
2735	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
2736		3180
2737	cf::object::player	3181	cf::object::player
2738	player	3182	player
2739		3183
2740	cf::player	3184	cf::player
…		…
2745		3189
2746	=cut	3190	=cut
2747		3191
2748	for (	3192	for (
2749	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2750	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
2751	decrease_ob_nr)],	3195	decrease split destroy change_exp value msg lore send_msg)],
2752	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2753	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2754	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2755	) {	3199	) {
2756	no strict 'refs';	3200	no strict 'refs';
2757	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2758	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2776		3220
2777	my $qcode = $code;	3221	my $qcode = $code;
2778	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2779	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2780		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2781	local $_;	3228	local $_;
2782	local @safe::cf::_safe_eval_args = values %vars;
2783		3229
2784	my $eval =	3230	my $eval =
2785	"do {\n"	3231	"do {\n"
2786	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2787	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2788	. $code	3234	. $code
2789	. "\n}"	3235	. "\n}"
2790	;	3236	;
2791		3237
		3238	if ($CFG{safe_eval}) {
2792	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2793	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2794	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2795		3247
2796	if ($@) {	3248	if ($@) {
2797	warn "$@";	3249	warn "$@";
2798	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2799	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2818	=cut	3270	=cut
2819		3271
2820	sub register_script_function {	3272	sub register_script_function {
2821	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2822		3274
2823	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2824	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2825	}	3277	}
2826		3278
2827	=back	3279	=back
2828		3280
2829	=cut	3281	=cut
…		…
2832	# the server's init and main functions	3284	# the server's init and main functions
2833		3285
2834	sub load_facedata($) {	3286	sub load_facedata($) {
2835	my ($path) = @_;	3287	my ($path) = @_;
2836		3288
		3289	# HACK to clear player env face cache, we need some signal framework
		3290	# for this (global event?)
		3291	%ext::player_env::MUSIC_FACE_CACHE = ();
		3292
2837	my $enc = JSON::XS->new->utf8->canonical;	3293	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2838		3294
2839	warn "loading facedata from $path\n";	3295	warn "loading facedata from $path\n";
2840		3296
2841	my $facedata;	3297	my $facedata;
2842	0 < aio_load $path, $facedata	3298	0 < aio_load $path, $facedata
…		…
2846		3302
2847	$facedata->{version} == 2	3303	$facedata->{version} == 2
2848	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
2849		3305
2850	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2851	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
2852	type => FT_RSRC,	3309	type => FT_RSRC,
2853	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
2854	};	3312	};
2855	cf::cede_to_tick;	3313	cf::cede_to_tick;
2856		3314
2857	{	3315	{
2858	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
2859		3317
2860	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
2861	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
2862	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
2863	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
2864	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2865	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2866		3325
2867	cf::cede_to_tick;	3326	cf::cede_to_tick;
2868	}	3327	}
2869		3328
2870	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
2871	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
2872	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
2873	or next;	3333	or next;
		3334
2874	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
2875	cf::face::set_smooth $idx, $smooth;	3336	cf::face::set_smooth $idx, $smooth;
2876	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2877	} else {	3338	} else {
2878	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2892		3353
2893	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
2894	}	3355	}
2895		3356
2896	{	3357	{
2897	# TODO: for gcfclient pleasure, we should give resources
2898	# that gcfclient doesn't grok a >10000 face index.
2899	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
2900		3359
2901	my $soundconf = delete $res->{"res/sound.conf"};
2902
2903	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
		3361	if (defined $info->{type}) {
2904	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2905	my $data;
2906		3363
2907	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2908	# prepend meta info	3365	cf::face::set_type $idx, $info->{type};
2909
2910	my $meta = $enc->encode ({
2911	name => $name,
2912	%{ $info->{meta} || {} },
2913	});
2914
2915	$data = pack "(w/a*)*", $meta, $info->{data};
2916	} else {	3366	} else {
2917	$data = $info->{data};	3367	$RESOURCE{$name} = $info;
2918	}	3368	}
2919		3369
2920	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2921	cf::face::set_type $idx, $info->{type};
2922
2923	cf::cede_to_tick;	3370	cf::cede_to_tick;
2924	}	3371	}
2925
2926	if ($soundconf) {
2927	$soundconf = $enc->decode (delete $soundconf->{data});
2928
2929	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2930	my $sound = $soundconf->{compat}[$_]
2931	or next;
2932
2933	my $face = cf::face::find "sound/$sound->[1]";
2934	cf::sound::set $sound->[0] => $face;
2935	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2936	}
2937
2938	while (my ($k, $v) = each %{$soundconf->{event}}) {
2939	my $face = cf::face::find "sound/$v";
2940	cf::sound::set $k => $face;
2941	}
2942	}
2943	}	3372	}
		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2944		3375
2945	1	3376	1
2946	}	3377	}
		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
2947		3398
2948	register_exticmd fx_want => sub {	3399	register_exticmd fx_want => sub {
2949	my ($ns, $want) = @_;	3400	my ($ns, $want) = @_;
2950		3401
2951	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
2952	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
2953	}	3404	}
2954	};	3405	};
2955		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
		3416
2956	sub reload_regions {	3417	sub reload_regions {
		3418	# HACK to clear player env face cache, we need some signal framework
		3419	# for this (global event?)
		3420	%ext::player_env::MUSIC_FACE_CACHE = ();
		3421
2957	load_resource_file "$MAPDIR/regions"	3422	load_resource_file "$MAPDIR/regions"
2958	or die "unable to load regions file\n";	3423	or die "unable to load regions file\n";
2959		3424
2960	for (cf::region::list) {	3425	for (cf::region::list) {
2961	$_->{match} = qr/$_->{match}/	3426	$_->{match} = qr/$_->{match}/
…		…
2969	}	3434	}
2970		3435
2971	sub reload_archetypes {	3436	sub reload_archetypes {
2972	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
2973	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
2974	#d# NEED to laod twice to resolve forward references
2975	# this really needs to be done in an extra post-pass
2976	# (which needs to be synchronous, so solve it differently)
2977	load_resource_file "$DATADIR/archetypes"
2978	or die "unable to load archetypes\n";
2979	}	3439	}
2980		3440
2981	sub reload_treasures {	3441	sub reload_treasures {
2982	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
2983	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
2984	}	3444	}
2985		3445
2986	sub reload_resources {	3446	sub reload_resources {
2987	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
2988		3448
		3449	reload_facedata;
		3450	reload_archetypes;
2989	reload_regions;	3451	reload_regions;
2990	reload_facedata;
2991	#reload_archetypes;#d#
2992	reload_archetypes;
2993	reload_treasures;	3452	reload_treasures;
2994		3453
2995	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
2996	}	3455	}
2997		3456
2998	sub init {	3457	sub reload_config {
2999	reload_resources;	3458	warn "reloading config file...\n";
3000	}
3001		3459
3002	sub cfg_load {
3003	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3004	or return;	3461	or return;
3005		3462
3006	local $/;	3463	local $/;
3007	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3008		3465
3009	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3010		3467
3011	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3012	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3016	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3017	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3018	};	3475	};
3019	warn $@ if $@;	3476	warn $@ if $@;
3020	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3021	}	3508	}
3022		3509
3023	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3024	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3025	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3027	(async {	3528	(async {
3028	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
3029	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3030	};	3532	};
3031		3533
3032	cfg_load;	3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
		3541	reload_config;
3033	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
3034	load_extensions;	3553	load_extensions;
3035		3554
3036	$TICK_WATCHER->start;	3555	utime time, time, $RUNTIMEFILE;
3037	Event::loop;	3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
3038	}	3565	}
3039		3566
3040	#############################################################################	3567	#############################################################################
3041	# initialisation and cleanup	3568	# initialisation and cleanup
3042		3569
3043	# install some emergency cleanup handlers	3570	# install some emergency cleanup handlers
3044	BEGIN {	3571	BEGIN {
		3572	our %SIGWATCHER = ();
3045	for my $signal (qw(INT HUP TERM)) {	3573	for my $signal (qw(INT HUP TERM)) {
3046	Event->signal (	3574	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3047	reentrant => 0,
3048	data => WF_AUTOCANCEL,
3049	signal => $signal,
3050	prio => 0,
3051	cb => sub {
3052	cf::cleanup "SIG$signal";	3575	cf::cleanup "SIG$signal";
3053	},
3054	);	3576	};
3055	}	3577	}
3056	}	3578	}
3057		3579
3058	sub write_runtime {	3580	sub write_runtime_sync {
3059	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
3060		3582
3061	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
3062	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
3063		3585
3064	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3065		3587
3066	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
3067		3589
3068	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3069	or return;	3591	or return;
3070		3592
3071	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
3072	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
3073	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
3083	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
3084		3606
3085	close $fh	3607	close $fh
3086	or return;	3608	or return;
3087		3609
3088	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3089	and return;	3611	and return;
3090		3612
3091	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3092		3614
3093	1	3615	1
		3616	}
		3617
		3618	our $uuid_lock;
		3619	our $uuid_skip;
		3620
		3621	sub write_uuid_sync($) {
		3622	$uuid_skip ||= $_[0];
		3623
		3624	return if $uuid_lock;
		3625	local $uuid_lock = 1;
		3626
		3627	my $uuid = "$LOCALDIR/uuid";
		3628
		3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3630	or return;
		3631
		3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
		3640	$uuid_skip = 0;
		3641
		3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3643	and return;
		3644
		3645	# always fsync - this file is important
		3646	aio_fsync $fh
		3647	and return;
		3648
		3649	close $fh
		3650	or return;
		3651
		3652	aio_rename "$uuid~", $uuid
		3653	and return;
		3654
		3655	warn "uuid file written ($value).\n";
		3656
		3657	1
		3658
		3659	}
		3660
		3661	sub write_uuid($$) {
		3662	my ($skip, $sync) = @_;
		3663
		3664	$sync ? write_uuid_sync $skip
		3665	: async { write_uuid_sync $skip };
3094	}	3666	}
3095		3667
3096	sub emergency_save() {	3668	sub emergency_save() {
3097	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
3098		3670
3099	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
3100		3672
3101	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
3102	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
3103	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
3104	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
3105	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
3106	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
3107	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
3108	$pl->valid or next;	3685	$pl->valid or next;
		3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3109	$pl->save;	3687	$pl->save;
3110	}	3688	}
3111	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
3112		3690
3113	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
3114	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
3115	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
3116	$map->valid or next;	3694	$map->valid or next;
3117	$map->save;	3695	$map->save;
3118	}	3696	}
3119	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
3120		3698
3121	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
3123	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
		3702
		3703	warn "emergency_perl_save: begin write uuid\n";
		3704	write_uuid_sync 1;
		3705	warn "emergency_perl_save: end write uuid\n";
3124	};	3706	};
3125		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
3126	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
3127	}	3714	}
3128		3715
3129	sub post_cleanup {	3716	sub post_cleanup {
3130	my ($make_core) = @_;	3717	my ($make_core) = @_;
3131		3718
3132	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3133	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3134	}	3750	}
3135		3751
3136	sub do_reload_perl() {	3752	sub do_reload_perl() {
3137	# can/must only be called in main	3753	# can/must only be called in main
3138	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3139	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3140	return;	3756	return;
3141	}	3757	}
3142		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3143	warn "reloading...";	3764	warn "reloading...";
3144		3765
3145	warn "entering sync_job";	3766	warn "entering sync_job";
3146		3767
3147	cf::sync_job {	3768	cf::sync_job {
3148	cf::write_runtime; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3149	cf::emergency_save;	3770	cf::emergency_save;
3150	cf::write_runtime; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3151		3772
3152	warn "syncing database to disk";	3773	warn "syncing database to disk";
3153	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3154		3775
3155	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3156		3777
3157	warn "cancelling all WF_AUTOCANCEL watchers";
3158	for (Event::all_watchers) {
3159	$_->cancel if $_->data & WF_AUTOCANCEL;
3160	}
3161
3162	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3163	for (;;) {
3164	BDB::flush;
3165	IO::AIO::flush;
3166	Coro::cede;
3167	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3168	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3169	}
3170
3171	++$RELOAD;
3172
3173	warn "cancelling all extension coros";
3174	$_->cancel for values %EXT_CORO;
3175	%EXT_CORO = ();
3176
3177	warn "removing commands";
3178	%COMMAND = ();
3179
3180	warn "removing ext/exti commands";
3181	%EXTCMD = ();
3182	%EXTICMD = ();
3183
3184	warn "unloading/nuking all extensions";
3185	for my $pkg (@EXTS) {
3186	warn "... unloading $pkg";
3187
3188	if (my $cb = $pkg->can ("unload")) {
3189	eval {
3190	$cb->($pkg);
3191	1
3192	} or warn "$pkg unloaded, but with errors: $@";
3193	}	3781	}
3194		3782
3195	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3196	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3197	}	3785	%EXT_CORO = ();
3198		3786
3199	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3200	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3201	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3202		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3203	warn "... unloading $k";	3796	warn "... unloading $pkg";
3204	delete $INC{$k};
3205		3797
3206	$k =~ s/\.pm$//;
3207	$k =~ s/\//::/g;
3208
3209	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3210	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3211	}	3807	}
3212		3808
3213	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3214	}	3824	}
3215		3825
3216	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3217	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3218	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3219		3829
3220	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3221	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3222	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3223		3833
3224	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3225	# and global variables created in xs	3835	# and global variables created in xs
3226	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3227		3837
3228	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3229		3839
3230	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3231	require cf;	3841	require cf;
3232	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3233		3843
3234	warn "loading config and database again";	3844	warn "loading config and database again";
3235	cf::cfg_load;	3845	cf::reload_config;
3236		3846
3237	warn "loading extensions";	3847	warn "loading extensions";
3238	cf::load_extensions;	3848	cf::load_extensions;
3239		3849
		3850	if ($REATTACH_ON_RELOAD) {
3240	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3241	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3242	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3243	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3244	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3245	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3246		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3247	warn "leaving sync_job";	3862	warn "leaving sync_job";
3248		3863
3249	1	3864	1
3250	} or do {	3865	} or do {
3251	warn $@;	3866	warn $@;
3252	warn "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3253	exit 1;
3254	};	3868	};
3255		3869
3256	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3257	};	3876	};
3258		3877
3259	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3260		3879
3261	sub reload_perl() {	3880	sub reload_perl() {
3262	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3263	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3264		3883
3265	$RELOAD_WATCHER ||= Event->timer (	3884	$RELOAD_WATCHER ||= cf::async {
3266	reentrant => 0,	3885	Coro::AIO::aio_wait cache_extensions;
3267	after => 0,	3886
3268	data => WF_AUTOCANCEL,	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3269	cb => sub {
3270	do_reload_perl;	3888	do_reload_perl;
3271	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
3272	},	3890	};
3273	);	3891	};
3274	}	3892	}
3275		3893
3276	register_command "reload" => sub {	3894	register_command "reload" => sub {
3277	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
3278		3896
3279	if ($who->flag (FLAG_WIZ)) {	3897	if ($who->flag (FLAG_WIZ)) {
3280	$who->message ("reloading server.");	3898	$who->message ("reloading server.");
		3899	async {
		3900	$Coro::current->{desc} = "perl_reload";
3281	async { reload_perl };	3901	reload_perl;
		3902	};
3282	}	3903	}
3283	};	3904	};
3284		3905
3285	unshift @INC, $LIBDIR;	3906	unshift @INC, $LIBDIR;
3286		3907
…		…
3288		3909
3289	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3290	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3291		3912
3292	sub wait_for_tick {	3913	sub wait_for_tick {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3295		3915
3296	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3298	$signal->wait;	3918	$signal->wait;
3299	}	3919	}
3300		3920
3301	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3302	return unless $TICK_WATCHER->is_active;
3303	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3304		3923
3305	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3306	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3307	$signal->wait;	3926	$signal->wait;
3308	}	3927	}
3309		3928
3310	my $min = 1e6;#d#	3929	sub tick {
3311	my $avg = 10;
3312	$TICK_WATCHER = Event->timer (
3313	reentrant => 0,
3314	parked => 1,
3315	prio => 0,
3316	at => $NEXT_TICK || $TICK,
3317	data => WF_AUTOCANCEL,
3318	cb => sub {
3319	if ($Coro::current != $Coro::main) {	3930	if ($Coro::current != $Coro::main) {
3320	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3931	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3321	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3322	return;	3933	return;
3323	}	3934	}
3324		3935
3325	$NOW = $tick_start = Event::time;
3326
3327	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
3328		3937
3329	0 && sync_job {#d#	3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3330	for(1..10) {
3331	my $t = Event::time;
3332	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3333	or die;
3334		3939
3335	$map->width (50);	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	$map->height (50);	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	$map->alloc;	3942	Coro::async_pool {
3338	$map->_load_objects ("/tmp/x.map", 1);	3943	$Coro::current->{desc} = "runtime saver";
3339	my $t = Event::time - $t;	3944	write_runtime_sync
3340		3945	or warn "ERROR: unable to write runtime file: $!";
3341	#next unless $t < 0.0013;#d#
3342	if ($t < $min) {
3343	$min = $t;
3344	}
3345	$avg = $avg * 0.99 + $t * 0.01;
3346	}
3347	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3348	exit 0;
3349	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3350	};	3946	};
		3947	}
3351		3948
3352	$RUNTIME += $TICK;
3353	$NEXT_TICK += $TICK;
3354
3355	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3356	$NEXT_RUNTIME_WRITE = $NOW + 10;
3357	Coro::async_pool {
3358	write_runtime
3359	or warn "ERROR: unable to write runtime file: $!";
3360	};
3361	}
3362
3363	# my $AFTER = Event::time;
3364	# warn $AFTER - $NOW;#d#
3365
3366	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3949	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3367	$sig->send;	3950	$sig->send;
3368	}	3951	}
3369	while (my $sig = shift @WAIT_FOR_TICK) {	3952	while (my $sig = shift @WAIT_FOR_TICK) {
3370	$sig->send;	3953	$sig->send;
3371	}	3954	}
3372		3955
3373	$NOW = Event::time;	3956	$LOAD = ($NOW - $TICK_START) / $TICK;
3374
3375	# if we are delayed by four ticks or more, skip them all
3376	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3377
3378	$TICK_WATCHER->at ($NEXT_TICK);
3379	$TICK_WATCHER->start;
3380
3381	$LOAD = ($NOW - $tick_start) / $TICK;
3382	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3957	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3383		3958
3384	_post_tick;	3959	if (0) {
3385		3960	if ($NEXT_TICK) {
3386		3961	my $jitter = $TICK_START - $NEXT_TICK;
		3962	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3963	warn "jitter $JITTER\n";#d#
		3964	}
3387	},	3965	}
3388	);	3966	}
3389		3967
3390	{	3968	{
3391	BDB::max_poll_time $TICK * 0.1;	3969	# configure BDB
3392	$BDB_POLL_WATCHER = Event->io (	3970
3393	reentrant => 0,
3394	fd => BDB::poll_fileno,
3395	poll => 'r',
3396	prio => 0,
3397	data => WF_AUTOCANCEL,
3398	cb => \&BDB::poll_cb,
3399	);
3400	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3401		3972	BDB::max_poll_reqs $TICK * 0.1;
3402	BDB::set_sync_prepare {	3973	$AnyEvent::BDB::WATCHER->priority (1);
3403	my $status;
3404	my $current = $Coro::current;
3405	(
3406	sub {
3407	$status = $!;
3408	$current->ready; undef $current;
3409	},
3410	sub {
3411	Coro::schedule while defined $current;
3412	$! = $status;
3413	},
3414	)
3415	};
3416		3974
3417	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3418	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
		3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3419		3982
3420	cf::sync_job {	3983	cf::sync_job {
3421	eval {	3984	eval {
3422	BDB::db_env_open	3985	BDB::db_env_open
3423	$DB_ENV,	3986	$DB_ENV,
…		…
3425	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3988	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3426	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3989	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3427	0666;	3990	0666;
3428		3991
3429	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3992	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3430
3431	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3432	$DB_ENV->set_lk_detect;
3433	};	3993	};
3434		3994
3435	cf::cleanup "db_env_open(db): $@" if $@;	3995	cf::cleanup "db_env_open(db): $@" if $@;
3436	};	3996	};
3437	}	3997	}
		3998
		3999	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4000	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4001	};
		4002	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4003	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4004	};
		4005	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4006	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4007	};
3438	}	4008	}
3439		4009
3440	{	4010	{
		4011	# configure IO::AIO
		4012
3441	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3442
3443	undef $Coro::AIO::WATCHER;
3444	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3445	$AIO_POLL_WATCHER = Event->io (	4015	undef $AnyEvent::AIO::WATCHER;
3446	reentrant => 0,
3447	data => WF_AUTOCANCEL,
3448	fd => IO::AIO::poll_fileno,
3449	poll => 'r',
3450	prio => 6,
3451	cb => \&IO::AIO::poll_cb,
3452	);
3453	}	4016	}
3454		4017
3455	my $_log_backtrace;	4018	my $_log_backtrace;
3456		4019
3457	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3460	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3461		4024
3462	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3463	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3464	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3465	async {	4029	async {
		4030	$Coro::current->{desc} = "abt $msg";
		4031
3466	my @bt = fork_call {	4032	my @bt = fork_call {
3467	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
3468	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4034	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3469	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4035	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3470	or die "addr2line: $!";	4036	or die "addr2line: $!";
…		…
3478	}	4044	}
3479		4045
3480	@funcs	4046	@funcs
3481	};	4047	};
3482		4048
3483	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3484	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3485	--$_log_backtrace;	4052	--$_log_backtrace;
3486	};	4053	};
3487	} else {	4054	} else {
3488	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3489	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3490	}	4057	}
3491	}	4058	}
3492		4059
3493	# load additional modules	4060	# load additional modules
3494	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3495		4063
3496	END { cf::emergency_save }	4064	END { cf::emergency_save }
3497		4065
3498	1	4066	1
3499		4067

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