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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.487 by root, Fri Oct 16 01:56:41 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.61 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
		52	use Coro::Util ();
24		53
25	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
26	use BDB ();	55	use BDB ();
27	use Data::Dumper;	56	use Data::Dumper;
28	use Digest::MD5;	57	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
173		232
174	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	235	that call.
177		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	warn "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	396	}
326		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
327	=item cf::get_slot $time[, $priority]	413	=item cf::get_slot $time[, $priority[, $name]]
328		414
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	416	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	417	of cpu time till the next tick. The slot is only valid till the next cede.
332		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
333	Useful for short background jobs.	422	Useful for short background jobs.
334		423
335	=cut	424	=cut
336		425
337	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
339		428
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
342	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
343		434
344	while () {	435	while () {
345	next_job:	436	next_job:
346	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
354	}	445	}
355	}	446	}
356	}	447	}
357		448
358	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	452	$signal->wait;
362	} else {	453	} else {
363	Coro::schedule;	454	Coro::schedule;
364	}	455	}
365	}	456	}
366	};	457	};
367		458
368	sub get_slot($;$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
369	my ($time, $pri) = @_;	462	my ($time, $pri, $name) = @_;
370		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	469	$SLOT_QUEUE->ready;
374	$sig->wait;	470	$sig->wait;
375	}	471	}
376		472
…		…
384		480
385	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
386		482
387	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
388		484
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	488	acceptable.
393		489
394	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		496
401	sub sync_job(&) {	497	sub sync_job(&) {
402	my ($job) = @_;	498	my ($job) = @_;
403		499
404	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	501	my $time = EV::time;
406		502
407	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
409		505
410	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	507
412	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
413		509
414	my $busy = 1;	510	my $busy = 1;
415	my @res;	511	my @res;
416		512
417	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	515	@res = eval { $job->() };
419	warn $@ if $@;	516	warn $@ if $@;
420	undef $busy;	517	undef $busy;
421	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
422		519
423	while ($busy) {	520	while ($busy) {
424	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
425	}	525	}
		526	}
426		527
427	$time = Event::time - $time;	528	my $time = EV::time - $time;
428		529
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
433		531
434	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
435	} else {	533	} else {
436	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
437		535
…		…
462	=item fork_call { }, $args	560	=item fork_call { }, $args
463		561
464	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
465	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
466	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
467	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
468		566
469	=cut	567	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		568
480	sub fork_call(&@) {	569	sub fork_call(&@) {
481	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
482		571
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		575
488	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	577	reset_signals;
502	local $SIG{__WARN__};	578	&$cb
503	local $SIG{__DIE__};	579	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		580
510	eval {	581	wantarray ? @res : $res[-1]
511	close $fh1;	582	}
512		583
513	my @res = eval { $cb->(@args) };	584	=item $coin = coin_from_name $name
514		585
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	586	=cut
516	close $fh2;
517	};
518		587
519	warn $@ if $@;	588	our %coin_alias = (
520	_exit 0;	589	"silver" => "silvercoin",
521	}	590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
522	}	609	}
523		610
524	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
525		612
526	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
529		616
530	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
533	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
534		643
535	our $DB;	644	our $DB;
536		645
537	sub db_init {	646	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	647	cf::sync_job {
542	eval {	648	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	649	};
552	}	650	}
553		651
554	sub db_get($$) {	652	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
556		654
…		…
606	if (1) {	704	if (1) {
607	$md5 =	705	$md5 =
608	join "\x00",	706	join "\x00",
609	$processversion,	707	$processversion,
610	map {	708	map {
611	Coro::cede;	709	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	711	} 0.. $#$src;
614		712
615		713
616	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
654		752
655	#############################################################################	753	#############################################################################
656		754
657	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
658		756
659	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
662		760
663	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	763	Deliantra).
666		764
667	=over 4	765	=over 4
668		766
669	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
670		768
…		…
714	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
715		813
716	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
718		816
719	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
721		819
722	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
723		821
724	=over 4	822	=over 4
…		…
952	}	1050	}
953		1051
954	0	1052	0
955	}	1053	}
956		1054
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1056
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1058
961	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
962		1060
…		…
968		1066
969	=cut	1067	=cut
970		1068
971	#############################################################################	1069	#############################################################################
972	# object support	1070	# object support
973	#
974		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
975	sub _can_merge {	1105	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
977		1107
978	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1109
982	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
983	}	1112	}
984		1113
985	sub reattach {	1114	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1116	my ($obj) = @_;
988		1117
		1118	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1120
991	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
992		1122
993	@$registry = ();	1123	@$registry = ();
994		1124
…		…
1009	cf::attachable->attach (	1139	cf::attachable->attach (
1010	prio => -1000000,	1140	prio => -1000000,
1011	on_instantiate => sub {	1141	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1013		1143
1014	$data = from_json $data;	1144	$data = decode_json $data;
1015		1145
1016	for (@$data) {	1146	for (@$data) {
1017	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1018		1148
1019	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1165	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1037		1167
1038	sync_job {	1168	sync_job {
1039	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1042		1173
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1047	close $fh;	1181	aio_close $fh;
1048		1182
1049	if (@$objs) {	1183	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1055	close $fh;	1192	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1194	}
1058	} else {	1195	} else {
1059	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1060	}	1197	}
1061		1198
1062	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1203	} else {
1064	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1065	}	1205	}
1066	} else {	1206	} else {
1067	aio_unlink $filename;	1207	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1069	}	1209	}
1070	}	1210	};
1071	}	1211	}
1072		1212
1073	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1075		1215
…		…
1087	or return;	1227	or return;
1088		1228
1089	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1231	or return;
		1232
1092	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1093	}	1235	}
1094		1236
		1237	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1097	return ($data, $av);	1241	($data, $av)
1098	}	1242	}
1099		1243
1100	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1101		1245
1102	=over 4	1246	=over 4
…		…
1156	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1157		1301
1158	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1159	}	1303	}
1160		1304
		1305	use File::Glob ();
		1306
1161	cf::player->attach (	1307	cf::player->attach (
1162	on_command => sub {	1308	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1164		1310
1165	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1175	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1176		1322
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1324
1179	if (ref $msg) {	1325	if (ref $msg) {
		1326	my ($type, $reply, @payload) =
		1327	"ARRAY" eq ref $msg
		1328	? @$msg
		1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1330
		1331	my @reply;
		1332
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1185	} else {	1340	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1342	}
1188		1343
1189	cf::override;	1344	cf::override;
1190	},	1345	},
1191	);	1346	);
		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
1192		1360
1193	sub load_extensions {	1361	sub load_extensions {
1194	cf::sync_job {	1362	cf::sync_job {
1195	my %todo;	1363	my %todo;
1196		1364
…		…
1216		1384
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1387
1220	$ext{source} =	1388	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1222	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1223	. $source	1391	. $source
1224	. "\n};\n1";	1392	. "\n};\n1";
1225		1393
1226	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1244		1412
1245	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1414	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1416	}
1250		1417
1251	warn $msg;	1418	warn $msg;
1252	}	1419	}
1253		1420
…		…
1267		1434
1268	=back	1435	=back
1269		1436
1270	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1271		1438
1272	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1273		1440
1274	=cut	1441	=cut
1275		1442
1276	package cf::player;	1443	package cf::player;
1277		1444
1278	use Coro::AIO;	1445	use Coro::AIO;
1279		1446
1280	=head3 cf::player	1447	=head3 cf::player
1281		1448
1282	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1283		1464
1284	=item cf::player::find $login	1465	=item cf::player::find $login
1285		1466
1286	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1287		1468
…		…
1306		1487
1307	sub exists($) {	1488	sub exists($) {
1308	my ($login) = @_;	1489	my ($login) = @_;
1309		1490
1310	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1312	}	1493	}
1313		1494
1314	sub find($) {	1495	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1497	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1508
1328	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1331	}	1518	}
1332	}	1519	}
1333	}	1520	}
1334		1521
…		…
1343	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1344		1531
1345	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1347		1534
		1535	cf::get_slot 0.01;
		1536
1348	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1349	Coro::cede;	1538	cf::cede_to_tick;
1350	}	1539	}
1351		1540
1352	sub new($) {	1541	sub new($) {
1353	my ($login) = @_;	1542	my ($login) = @_;
1354		1543
…		…
1360	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1361		1550
1362	$self	1551	$self
1363	}	1552	}
1364		1553
		1554	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1555
		1556	=cut
		1557
		1558	sub send_msg {
		1559	my $ns = shift->ns
		1560	or return;
		1561	$ns->send_msg (@_);
		1562	}
		1563
1365	=item $pl->quit_character	1564	=item $pl->quit_character
1366		1565
1367	Nukes the player without looking back. If logged in, the connection will	1566	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1369		1568
…		…
1373	my ($pl) = @_;	1572	my ($pl) = @_;
1374		1573
1375	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1376		1575
1377	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1578
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1381	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1383	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1384		1585
1385	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1422	or return [];	1623	or return [];
1423		1624
1424	my @logins;	1625	my @logins;
1425		1626
1426	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1430		1637
1431	utf8::decode $login;	1638	utf8::decode $login;
1432	push @logins, $login;	1639	push @logins, $login;
1433	}	1640	}
1434		1641
…		…
1461	}	1668	}
1462		1669
1463	\@paths	1670	\@paths
1464	}	1671	}
1465		1672
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1674
1468	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1469		1676
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1517		1678
1518	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1519		1680
1520	=cut	1681	=cut
1521		1682
1522	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1524		1685
1525	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1687	}
1528		1688
1529	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1530		1690
1531	Sends an ext event to the client.	1691	Sends an ext event to the client.
1532		1692
1533	=cut	1693	=cut
1534		1694
1535	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1537		1697
1538	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1539	}	1699	}
1540		1700
1541	=head3 cf::region	1701	=head3 cf::region
1542		1702
1543	=over 4	1703	=over 4
…		…
1587	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1589		1749
1590	sub generate_random_map {	1750	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1592	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1756	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1881
1719	# the temporary/swap location	1882	# the temporary/swap location
1720	sub save_path {	1883	sub save_path {
1721	my ($self) = @_;	1884	my ($self) = @_;
1722		1885
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1725	}	1888	}
1726		1889
1727	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1728	sub uniq_path {	1891	sub uniq_path {
1729	my ($self) = @_;	1892	my ($self) = @_;
1730		1893
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	1896	}
1743		1897
1744	sub decay_objects {	1898	sub decay_objects {
1745	my ($self) = @_;	1899	my ($self) = @_;
1746		1900
…		…
1759		1913
1760	sub load_header_from($) {	1914	sub load_header_from($) {
1761	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1762		1916
1763	utf8::encode $path;	1917	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1769		1926
1770	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1771		1928
1772	1	1929	1
1773	}	1930	}
…		…
1827	sub find {	1984	sub find {
1828	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1829		1986
1830	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1831		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1833		1991
1834	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1837	or return;	1994	or return;
1838		1995
1839	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1840		1997
…		…
1842	or return;	1999	or return;
1843		2000
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1847	$map->reset;	2006	$map->reset;
1848	undef $guard;
1849	return find $path;	2007	return find $path;
1850	}	2008	}
1851		2009
1852	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1853	}	2011	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1863		2021
1864	my $path = $self->{path};	2022	my $path = $self->{path};
1865		2023
1866	{	2024	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1868		2026
		2027	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2029
1871	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1872		2031
1873	$self->alloc;	2032	$self->alloc;
1874		2033
1875	$self->pre_load;	2034	$self->pre_load;
1876	Coro::cede;	2035	cf::cede_to_tick;
1877		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1879	or return;	2040	or return;
1880		2041
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1882	if delete $self->{load_original};	2043	if delete $self->{load_original};
1883		2044
1884	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2046	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2049	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1889	}	2053	}
1890	}	2054	}
1891		2055
1892	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1893	# now do the right thing for maps	2059	# now do the right thing for maps
1894	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2062	unless $self->difficulty;
1897	Coro::cede;	2063	cf::cede_to_tick;
1898		2064
1899	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2066	$self->decay_objects;
1901	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1902	$self->update_buttons;	2068	$self->update_buttons;
1903	Coro::cede;	2069	cf::cede_to_tick;
1904	$self->set_darkness_map;
1905	Coro::cede;
1906	$self->activate;	2070	$self->activate;
1907	}	2071	}
1908		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2077	}
1911		2078
1912	$self->post_load;	2079	$self->post_load;
1913	}	2080	}
1914		2081
…		…
1923		2090
1924	$self	2091	$self
1925	}	2092	}
1926		2093
1927	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2095	sub load_neighbours {
1929	my ($map) = @_;	2096	my ($map) = @_;
1930		2097
1931	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1932		2099
1933	for (0 .. 3) {	2100	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1935	or next;	2102	or next;
1936	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1937	or next;	2104	or next;
1938	$neigh->load;	2105	$neigh->load;
1939		2106
		2107	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2110	}
1943		2111
1944	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1946	or next;	2115	or next;
1947	$neigh->load;	2116	$neigh->load;
1948	}	2117	}
1949	}	2118	}
1950		2119
…		…
1955	}	2124	}
1956		2125
1957	sub do_load_sync {	2126	sub do_load_sync {
1958	my ($map) = @_;	2127	my ($map) = @_;
1959		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1960	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1961	}	2133	}
1962		2134
1963	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1965		2137
1966	sub find_async {	2138	sub find_async {
1967	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1968		2140
1969	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1970		2142
1971	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2145	}
1974		2146
1975	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1976	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1977	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2154	if (my $map = find $k) {
1980	$map->load;	2155	$map->load if $v;
1981	}	2156	}
1982		2157
1983	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1984	}	2159	}
1985	}	2160	}
1986	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1987	};	2162	};
1988	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2166	}
1992		2167
1993	sub save {	2168	sub save {
1994	my ($self) = @_;	2169	my ($self) = @_;
1995		2170
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2172
1998	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1999		2174
2000	return unless $self->dirty;	2175	return unless $self->dirty;
2001		2176
…		…
2007	return if $self->{deny_save};	2182	return if $self->{deny_save};
2008		2183
2009	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2010		2185
2011	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2013	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2014		2192
2015	if ($uniq) {	2193	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2196	} else {
…		…
2024	my ($self) = @_;	2202	my ($self) = @_;
2025		2203
2026	# save first because save cedes	2204	# save first because save cedes
2027	$self->save;	2205	$self->save;
2028		2206
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2208
2031	return if $self->players;	2209	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2211	return if $self->{deny_save};
2034		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2217	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2218	}
2038		2219
2039	sub reset_at {	2220	sub reset_at {
2040	my ($self) = @_;	2221	my ($self) = @_;
2041		2222
…		…
2059		2240
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2242
2062	return if $self->players;	2243	return if $self->players;
2063		2244
2064	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2065		2246
2066	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2067		2248
2068	# need to save uniques path	2249	# need to save uniques path
2069	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2254	if $uniq;
2074	}	2255	}
2075		2256
2076	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2077		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2261	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2262
2082	$self->unlink_save;	2263	$self->unlink_save;
2083	$self->destroy;	2264	$self->destroy;
2084	}	2265	}
2085		2266
2086	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2087		2268
2088	sub nuke {	2269	sub nuke {
2089	my ($self) = @_;	2270	my ($self) = @_;
2090		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2091	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2092		2276
2093	$self->unlink_save;	2277	$self->unlink_save;
2094		2278
2095	bless $self, "cf::map";	2279	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2284
2101	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2102		2287
2103	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2104	}	2289	}
2105		2290
2106	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2148		2333
2149	sub unique_maps() {	2334	sub unique_maps() {
2150	[	2335	[
2151	map {	2336	map {
2152	utf8::decode $_;	2337	utf8::decode $_;
2153	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2154	? normalise $_	2341	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2343	]
2158	}	2344	}
2159		2345
2160	package cf;
2161
2162	=back	2346	=back
2163		2347
2164	=head3 cf::object	2348	=head3 cf::object
2165		2349
2166	=cut	2350	=cut
…		…
2169		2353
2170	=over 4	2354	=over 4
2171		2355
2172	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2173		2357
2174	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2175		2360
2176	=cut	2361	=cut
2177		2362
2178	sub inv_recursive_;	2363	sub inv_recursive_;
2179	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2182		2367
2183	sub inv_recursive {	2368	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2185	}	2370	}
2186		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2187	package cf;	2400	package cf;
2188		2401
2189	=back	2402	=back
2190		2403
2191	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2200		2413
2201	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2202		2429
2203	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2431	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2213		2440
2214	} else {	2441	} else {
2215	my $pl = $self->contr;	2442	my $pl = $self->contr;
2216		2443
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2444	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2447
2226	} else {	2448	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2451	}
2230	}	2452	}
		2453	}
		2454
		2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2456
		2457	=cut
		2458
		2459	sub cf::object::send_msg {
		2460	my $pl = shift->contr
		2461	or return;
		2462	$pl->send_msg (@_);
2231	}	2463	}
2232		2464
2233	=item $player_object->may ("access")	2465	=item $player_object->may ("access")
2234		2466
2235	Returns wether the given player is authorized to access resource "access"	2467	Returns wether the given player is authorized to access resource "access"
…		…
2248		2480
2249	=item $player_object->enter_link	2481	=item $player_object->enter_link
2250		2482
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2484
2253	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2255		2489
2256	Will never block.	2490	Will never block.
2257		2491
2258	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2259		2493
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2548	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2549	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2550	if $x <=0 && $y <= 0;
2317		2551
2318	$map->load;	2552	$map->load;
2319	$map->load_diag;	2553	$map->load_neighbours;
2320		2554
2321	return unless $self->contr->active;	2555	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2556
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2326	}	2562	}
2327		2563
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2565
2330	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2570	be called at the end of this process.
2335		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2336	=cut	2575	=cut
2337		2576
2338	our $GOTOGEN;	2577	our $GOTOGEN;
2339		2578
2340	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2584
2346	$self->enter_link;	2585	$self->enter_link;
2347		2586
2348	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2349	my $map = eval {	2609	my $map = eval {
2350	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2351		2611
2352	if ($map) {	2612	if ($map) {
2353	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2355	} else {	2615	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2617	}
2358		2618
2359	$map	2619	$map
2360	};	2620	};
2361		2621
…		…
2397	}	2657	}
2398		2658
2399	sub prepare_random_map {	2659	sub prepare_random_map {
2400	my ($exit) = @_;	2660	my ($exit) = @_;
2401		2661
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2664	# that depends on the exit object
2407		2665
2408	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2668	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2415	}	2675	}
2416		2676
2417	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2418		2678
2419	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2422		2682
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2685	undef $fh;
2426	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2427		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2430	}	2694	}
2431	}	2695	}
2432		2696
2433	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2435		2699
2436	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2437		2701
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2702	$self->enter_link;
2450		2703
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2704	(async {
2456	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2457	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2458	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2459		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2460	1;	2728	1
2461	}) {	2729	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2734
2467	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2497		2765
2498	=cut	2766	=cut
2499		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
		2776	"c/identify" => {
		2777	id => "infobox",
		2778	title => "Identify",
		2779	reply => undef,
		2780	tooltip => "Items recently identified",
		2781	},
		2782	"c/examine" => {
		2783	id => "infobox",
		2784	title => "Examine",
		2785	reply => undef,
		2786	tooltip => "Signs and other items you examined",
		2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
		2880	);
		2881
2500	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2884
2503	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2504		2887
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2889
		2890	# check predefined channels, for the benefit of C
		2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2507	if (ref $channel) {	2897	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2901	$self->ext_msg (channel_info => $channel);
2512	}	2902	}
2513		2903
2514	$channel = $channel->{id};	2904	$channel = $channel->{id};
2515	}	2905	}
2516		2906
2517	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2518		2908
2519	if ($self->can_msg) {	2909	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	2911	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		2912
2532	if ($color >= 0) {	2913	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	2914	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	2916	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		2917
		2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
		2921
		2922	# split very large packets
		2923	if (8192 < length $pkt and $self->{can_lzf}) {
		2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2925	$pkt = "frag";
		2926	}
		2927
		2928	$self->send_packet ($pkt);
		2929	}
		2930
2543	=item $client->ext_event ($type, %msg)	2931	=item $client->ext_msg ($type, @msg)
2544		2932
2545	Sends an ext event to the client.	2933	Sends an ext event to the client.
2546		2934
2547	=cut	2935	=cut
2548		2936
2549	sub cf::client::ext_event($$%) {	2937	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2938	my ($self, $type, @msg) = @_;
2551		2939
2552	return unless $self->extcmd;	2940	if ($self->extcmd == 2) {
2553		2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2942	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2943	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2945	}
		2946	}
		2947
		2948	=item $client->ext_reply ($msgid, @msg)
		2949
		2950	Sends an ext reply to the client.
		2951
		2952	=cut
		2953
		2954	sub cf::client::ext_reply($$@) {
		2955	my ($self, $id, @msg) = @_;
		2956
		2957	if ($self->extcmd == 2) {
		2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2959	} elsif ($self->extcmd == 1) {
		2960	#TODO: version 1, remove
		2961	unshift @msg, msgtype => "reply", msgid => $id;
		2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2963	}
2556	}	2964	}
2557		2965
2558	=item $success = $client->query ($flags, "text", \&cb)	2966	=item $success = $client->query ($flags, "text", \&cb)
2559		2967
2560	Queues a query to the client, calling the given callback with	2968	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3023	my ($ns, $buf) = @_;
2616		3024
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3025	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3026
2619	if (ref $msg) {	3027	if (ref $msg) {
		3028	my ($type, $reply, @payload) =
		3029	"ARRAY" eq ref $msg
		3030	? @$msg
		3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3032
		3033	my @reply;
		3034
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3035	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3036	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3037	}
		3038
		3039	$ns->ext_reply ($reply, @reply)
		3040	if $reply;
		3041
2626	} else {	3042	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3043	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3044	}
2629		3045
2630	cf::override;	3046	cf::override;
…		…
2677	our $safe = new Safe "safe";	3093	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3094	our $safe_hole = new Safe::Hole;
2679		3095
2680	$SIG{FPE} = 'IGNORE';	3096	$SIG{FPE} = 'IGNORE';
2681		3097
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3098	$safe->permit_only (Opcode::opset qw(
		3099	:base_core :base_mem :base_orig :base_math
		3100	grepstart grepwhile mapstart mapwhile
		3101	sort time
		3102	));
2683		3103
2684	# here we export the classes and methods available to script code	3104	# here we export the classes and methods available to script code
2685		3105
2686	=pod	3106	=pod
2687		3107
2688	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2689		3109
2690	cf::object	3110	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3111	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3112	insert remove name archname title slaying race decrease split
		3113	value
2693		3114
2694	cf::object::player	3115	cf::object::player
2695	player	3116	player
2696		3117
2697	cf::player	3118	cf::player
…		…
2702		3123
2703	=cut	3124	=cut
2704		3125
2705	for (	3126	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3128	insert remove inv nrof name archname title slaying race
		3129	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2711	) {	3133	) {
2712	no strict 'refs';	3134	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2731	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2732		3154
2733	my $qcode = $code;	3155	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2736		3160
2737	local $_;	3161	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2739		3163
2740	my $eval =	3164	my $eval =
…		…
2788	# the server's init and main functions	3212	# the server's init and main functions
2789		3213
2790	sub load_facedata($) {	3214	sub load_facedata($) {
2791	my ($path) = @_;	3215	my ($path) = @_;
2792		3216
		3217	# HACK to clear player env face cache, we need some signal framework
		3218	# for this (global event?)
		3219	%ext::player_env::MUSIC_FACE_CACHE = ();
		3220
		3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3222
2793	warn "loading facedata from $path\n";	3223	warn "loading facedata from $path\n";
2794		3224
2795	my $facedata;	3225	my $facedata;
2796	0 < aio_load $path, $facedata	3226	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3227	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3229	$facedata = Coro::Storable::thaw $facedata;
2800		3230
2801	$facedata->{version} == 2	3231	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3232	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3233
		3234	# patch in the exptable
		3235	$facedata->{resource}{"res/exp_table"} = {
		3236	type => FT_RSRC,
		3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3238	};
		3239	cf::cede_to_tick;
		3240
2804	{	3241	{
2805	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2806		3243
2807	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2809	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3251
2814	cf::cede_to_tick;	3252	cf::cede_to_tick;
2815	}	3253	}
2816		3254
2817	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2819	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2820	or next;	3259	or next;
		3260
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3264	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3282
2843	{	3283	{
2844	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3287
2849	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3289	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3291	my $data;
2857		3292
2858	if ($name =~ /\.jpg$/) {	3293	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3294	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3295
		3296	my $meta = $enc->encode ({
		3297	name => $name,
		3298	%{ $info->{meta} || {} },
		3299	});
		3300
		3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
2861	} else {	3308	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3309	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3310	}
2868		3311
2869	cf::cede_to_tick;	3312	cf::cede_to_tick;
2870	}	3313	}
2871	}	3314	}
2872		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3317
2873	1	3318	1
2874	}	3319	}
2875		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
		3340
		3341	register_exticmd fx_want => sub {
		3342	my ($ns, $want) = @_;
		3343
		3344	while (my ($k, $v) = each %$want) {
		3345	$ns->fx_want ($k, $v);
		3346	}
		3347	};
		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
		3358
2876	sub reload_regions {	3359	sub reload_regions {
		3360	# HACK to clear player env face cache, we need some signal framework
		3361	# for this (global event?)
		3362	%ext::player_env::MUSIC_FACE_CACHE = ();
		3363
2877	load_resource_file "$MAPDIR/regions"	3364	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3365	or die "unable to load regions file\n";
2879		3366
2880	for (cf::region::list) {	3367	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3368	$_->{match} = qr/$_->{match}/
…		…
2889	}	3376	}
2890		3377
2891	sub reload_archetypes {	3378	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3381	}
2900		3382
2901	sub reload_treasures {	3383	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
2904	}	3386	}
2905		3387
2906	sub reload_resources {	3388	sub reload_resources {
2907	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
2908		3390
		3391	reload_facedata;
		3392	reload_archetypes;
2909	reload_regions;	3393	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3394	reload_treasures;
2914		3395
2915	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
2916	}	3397	}
2917		3398
2918	sub init {	3399	sub reload_config {
2919	reload_resources;	3400	warn "reloading config file...\n";
2920	}
2921		3401
2922	sub cfg_load {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3403	or return;
2925		3404
2926	local $/;	3405	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
2928		3407
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3409
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2936	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2937	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
2938	};	3417	};
2939	warn $@ if $@;	3418	warn $@ if $@;
2940	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
2941	}	3450	}
2942		3451
2943	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
2944	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3470	(async {
2948	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
2950	};	3474	};
2951		3475
2952	cfg_load;	3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
		3480	reload_config;
2953	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
2954	load_extensions;	3494	load_extensions;
2955		3495
2956	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
2958	}	3506	}
2959		3507
2960	#############################################################################	3508	#############################################################################
2961	# initialisation and cleanup	3509	# initialisation and cleanup
2962		3510
2963	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
2964	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
2973	},
2974	);	3517	};
2975	}	3518	}
2976	}	3519	}
2977		3520
2978	sub write_runtime {	3521	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";
2980
2981	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
2983		3524
2984	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3526
2986	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
2987		3528
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2989	or return;	3530	or return;
2990		3531
2991	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3004		3545
3005	close $fh	3546	close $fh
3006	or return;	3547	or return;
3007		3548
3008	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3550	and return;
3010		3551
3011	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3012		3553
3013	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
3014	}	3605	}
3015		3606
3016	sub emergency_save() {	3607	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3018		3609
3019	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3020		3611
3021	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
3022	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3626	$pl->save;
3030	}	3627	}
3031	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3032		3629
3033	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3633	$map->valid or next;
3037	$map->save;	3634	$map->save;
3038	}	3635	}
3039	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3040		3637
3041	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
3044	};	3645	};
3045		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
3046	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3047	}	3653	}
3048		3654
3049	sub post_cleanup {	3655	sub post_cleanup {
3050	my ($make_core) = @_;	3656	my ($make_core) = @_;
3051		3657
3052	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
3054	}	3689	}
3055		3690
3056	sub do_reload_perl() {	3691	sub do_reload_perl() {
3057	# can/must only be called in main	3692	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3059	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3060	return;	3695	return;
3061	}	3696	}
3062		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3063	warn "reloading...";	3703	warn "reloading...";
3064		3704
3065	warn "entering sync_job";	3705	warn "entering sync_job";
3066		3706
3067	cf::sync_job {	3707	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3709	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3071		3711
3072	warn "syncing database to disk";	3712	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3714
3075	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
3076		3716
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3088	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();
3096
3097	warn "removing commands";
3098	%COMMAND = ();
3099
3100	warn "removing ext/exti commands";
3101	%EXTCMD = ();
3102	%EXTICMD = ();
3103
3104	warn "unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";
3107
3108	if (my $cb = $pkg->can ("unload")) {
3109	eval {
3110	$cb->($pkg);
3111	1
3112	} or warn "$pkg unloaded, but with errors: $@";
3113	}	3720	}
3114		3721
3115	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3116	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3117	}	3724	%EXT_CORO = ();
3118		3725
3119	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3120	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3123	warn "... unloading $k";	3735	warn "... unloading $pkg";
3124	delete $INC{$k};
3125		3736
3126	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;
3128
3129	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3130	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3131	}	3746	}
3132		3747
3133	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
3134	}	3763	}
3135		3764
3136	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		3768
3140	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		3772
3144	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3145	# and global variables created in xs	3774	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3147		3776
3148	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3149		3778
3150	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3151	require cf;	3780	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3153		3782
3154	warn "loading config and database again";	3783	warn "loading config and database again";
3155	cf::cfg_load;	3784	cf::reload_config;
3156		3785
3157	warn "loading extensions";	3786	warn "loading extensions";
3158	cf::load_extensions;	3787	cf::load_extensions;
3159		3788
		3789	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3163	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3166		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3167	warn "leaving sync_job";	3801	warn "leaving sync_job";
3168		3802
3169	1	3803	1
3170	} or do {	3804	} or do {
3171	warn $@;	3805	warn $@;
3172	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3807	};
3175		3808
3176	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3177	};	3815	};
3178		3816
3179	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3180		3818
3181	sub reload_perl() {	3819	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3184		3822
3185	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	3825
3188	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	3827	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3192	},	3829	};
3193	);	3830	};
3194	}	3831	}
3195		3832
3196	register_command "reload" => sub {	3833	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3198		3835
3199	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3840	reload_perl;
		3841	};
3202	}	3842	}
3203	};	3843	};
3204		3844
3205	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3206		3846
…		…
3208		3848
3209	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3211		3851
3212	sub wait_for_tick {	3852	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3854
3216	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3857	$signal->wait;
3219	}	3858	}
3220		3859
3221	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3862
3225	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3865	$signal->wait;
3228	}	3866	}
3229		3867
3230	my $min = 1e6;#d#	3868	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3242	return;	3872	return;
3243	}	3873	}
3244		3874
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3248		3876
3249	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3879	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3253	or die;	3881	write_runtime_sync
3254		3882	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3883	};
		3884	}
3271		3885
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3887	$sig->send;
3288	}	3888	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3890	$sig->send;
3291	}	3891	}
3292		3892
3293	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3895
3304	_post_tick;	3896	if (0) {
3305		3897	if ($NEXT_TICK) {
3306		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3307	},	3902	}
3308	);	3903	}
3309		3904
3310	{	3905	{
3311	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3907
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3321		3909	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3911
3337	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
		3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3919
3340	cf::sync_job {	3920	cf::sync_job {
3341	eval {	3921	eval {
3342	BDB::db_env_open	3922	BDB::db_env_open
3343	$DB_ENV,	3923	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3927	0666;
3348		3928
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3930	};
3354		3931
3355	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3933	};
3357	}	3934	}
		3935
		3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3938	};
		3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3941	};
		3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3944	};
3358	}	3945	}
3359		3946
3360	{	3947	{
		3948	# configure IO::AIO
		3949
3361	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3953	}
3374		3954
3375	my $_log_backtrace;	3955	my $_log_backtrace;
3376		3956
3377	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3380	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3381		3961
3382	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3385	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3386	my @bt = fork_call {	3969	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3398	}	3981	}
3399		3982
3400	@funcs	3983	@funcs
3401	};	3984	};
3402		3985
3403	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	3989	--$_log_backtrace;
3406	};	3990	};
3407	} else {	3991	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3410	}	3994	}
3411	}	3995	}
3412		3996
3413	# load additional modules	3997	# load additional modules
3414	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3415		4000
3416	END { cf::emergency_save }	4001	END { cf::emergency_save }
3417		4002
3418	1	4003	1
3419		4004

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