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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.489 by root, Fri Oct 23 03:08:35 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.61 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
		52	use Coro::Util ();
24		53
25	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
26	use BDB ();	55	use BDB ();
27	use Data::Dumper;	56	use Data::Dumper;
28	use Digest::MD5;	57	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	235	that call.
177		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	warn "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	396	}
		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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
322	};	456	}
323	$TICK_WATCHER->stop;	457	};
324	$guard	458
		459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
		462	my ($time, $pri, $name) = @_;
		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
		467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		469	$SLOT_QUEUE->ready;
		470	$sig->wait;
325	}	471	}
326		472
327	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
328		474
329	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		480
335	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
336		482
337	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
338		484
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	488	acceptable.
343		489
344	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		496
351	sub sync_job(&) {	497	sub sync_job(&) {
352	my ($job) = @_;	498	my ($job) = @_;
353		499
354	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	501	my $time = EV::time;
356		502
357	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
359		505
360	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	507
362	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
363		509
364	my $busy = 1;	510	my $busy = 1;
365	my @res;	511	my @res;
366		512
367	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	515	@res = eval { $job->() };
369	warn $@ if $@;	516	warn $@ if $@;
370	undef $busy;	517	undef $busy;
371	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
372		519
373	while ($busy) {	520	while ($busy) {
374	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
375	}	525	}
		526	}
376		527
377	$time = Event::time - $time;	528	my $time = EV::time - $time;
378		529
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
383		531
384	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
385	} else {	533	} else {
386	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
387		535
…		…
412	=item fork_call { }, $args	560	=item fork_call { }, $args
413		561
414	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
415	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
418		566
419	=cut	567	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		568
430	sub fork_call(&@) {	569	sub fork_call(&@) {
431	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
432		571
433	# 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,
434	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		575
438	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	577	reset_signals;
452	local $SIG{__WARN__};	578	&$cb
453	local $SIG{__DIE__};	579	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		580
460	eval {	581	wantarray ? @res : $res[-1]
461	close $fh1;	582	}
462		583
463	my @res = eval { $cb->(@args) };	584	=item $coin = coin_from_name $name
464		585
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	586	=cut
466	close $fh2;
467	};
468		587
469	warn $@ if $@;	588	our %coin_alias = (
470	_exit 0;	589	"silver" => "silvercoin",
471	}	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
472	}	609	}
473		610
474	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
475		612
476	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
479		616
480	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
481	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).
482		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
483	=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	}
484		643
485	our $DB;	644	our $DB;
486		645
487	sub db_init {	646	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	647	cf::sync_job {
492	eval {	648	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	649	};
502	}	650	}
503		651
504	sub db_get($$) {	652	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
506		654
…		…
556	if (1) {	704	if (1) {
557	$md5 =	705	$md5 =
558	join "\x00",	706	join "\x00",
559	$processversion,	707	$processversion,
560	map {	708	map {
561	Coro::cede;	709	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	711	} 0.. $#$src;
564		712
565		713
566	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		752
605	#############################################################################	753	#############################################################################
606		754
607	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
608		756
609	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
610	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")
611	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
612		760
613	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>
614	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
615	Crossfire TRT).	763	Deliantra).
616		764
617	=over 4	765	=over 4
618		766
619	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
620		768
…		…
664	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
665		813
666	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
667	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
668		816
669	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		819
672	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
673		821
674	=over 4	822	=over 4
…		…
902	}	1050	}
903		1051
904	0	1052	0
905	}	1053	}
906		1054
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1056
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1058
911	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
912		1060
…		…
918		1066
919	=cut	1067	=cut
920		1068
921	#############################################################################	1069	#############################################################################
922	# object support	1070	# object support
923	#
924		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#
925	sub _can_merge {	1105	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
927		1107
928	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1109
932	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
933	}	1112	}
934		1113
935	sub reattach {	1114	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1116	my ($obj) = @_;
938		1117
		1118	# no longer needed after getting rid of delete_package?
939	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
940		1120
941	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
942		1122
943	@$registry = ();	1123	@$registry = ();
944		1124
…		…
959	cf::attachable->attach (	1139	cf::attachable->attach (
960	prio => -1000000,	1140	prio => -1000000,
961	on_instantiate => sub {	1141	on_instantiate => sub {
962	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
963		1143
964	$data = from_json $data;	1144	$data = decode_json $data;
965		1145
966	for (@$data) {	1146	for (@$data) {
967	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
968		1148
969	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1165	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
987		1167
988	sync_job {	1168	sync_job {
989	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
992		1173
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1181	aio_close $fh;
998		1182
999	if (@$objs) {	1183	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1192	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1194	}
1008	} else {	1195	} else {
1009	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1010	}	1197	}
1011		1198
1012	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1203	} else {
1014	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1015	}	1205	}
1016	} else {	1206	} else {
1017	aio_unlink $filename;	1207	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1019	}	1209	}
1020	}	1210	};
1021	}	1211	}
1022		1212
1023	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1025		1215
…		…
1037	or return;	1227	or return;
1038		1228
1039	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1231	or return;
		1232
1042	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1043	}	1235	}
1044		1236
		1237	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1047	return ($data, $av);	1241	($data, $av)
1048	}	1242	}
1049		1243
1050	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1051		1245
1052	=over 4	1246	=over 4
…		…
1106	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1107		1301
1108	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1109	}	1303	}
1110		1304
		1305	use File::Glob ();
		1306
1111	cf::player->attach (	1307	cf::player->attach (
1112	on_command => sub {	1308	on_command => sub {
1113	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1114		1310
1115	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1125	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1126		1322
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1324
1129	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
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1135	} else {	1340	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1342	}
1138		1343
1139	cf::override;	1344	cf::override;
1140	},	1345	},
1141	);	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	}
1142		1360
1143	sub load_extensions {	1361	sub load_extensions {
1144	cf::sync_job {	1362	cf::sync_job {
1145	my %todo;	1363	my %todo;
1146		1364
…		…
1166		1384
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1387
1170	$ext{source} =	1388	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1173	. $source	1391	. $source
1174	. "\n};\n1";	1392	. "\n};\n1";
1175		1393
1176	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1192	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1193	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1194		1412
1195	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1196	warn $msg;	1414	warn $msg;
1197	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1198	exit 1;
1199	}	1416	}
1200		1417
1201	warn $msg;	1418	warn $msg;
1202	}	1419	}
1203		1420
…		…
1217		1434
1218	=back	1435	=back
1219		1436
1220	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1221		1438
1222	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1223		1440
1224	=cut	1441	=cut
1225		1442
1226	package cf::player;	1443	package cf::player;
1227		1444
1228	use Coro::AIO;	1445	use Coro::AIO;
1229		1446
1230	=head3 cf::player	1447	=head3 cf::player
1231		1448
1232	=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	}
1233		1464
1234	=item cf::player::find $login	1465	=item cf::player::find $login
1235		1466
1236	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1237		1468
…		…
1256		1487
1257	sub exists($) {	1488	sub exists($) {
1258	my ($login) = @_;	1489	my ($login) = @_;
1259		1490
1260	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1262	}	1493	}
1263		1494
1264	sub find($) {	1495	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1497	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1508
1278	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1281	}	1518	}
1282	}	1519	}
1283	}	1520	}
1284		1521
…		…
1293	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1294		1531
1295	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1297		1534
		1535	cf::get_slot 0.01;
		1536
1298	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1299	Coro::cede;	1538	cf::cede_to_tick;
1300	}	1539	}
1301		1540
1302	sub new($) {	1541	sub new($) {
1303	my ($login) = @_;	1542	my ($login) = @_;
1304		1543
…		…
1310	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1311		1550
1312	$self	1551	$self
1313	}	1552	}
1314		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
1315	=item $pl->quit_character	1564	=item $pl->quit_character
1316		1565
1317	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
1318	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1319		1568
…		…
1323	my ($pl) = @_;	1572	my ($pl) = @_;
1324		1573
1325	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1326		1575
1327	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1328	$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
1329		1578
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1334		1585
1335	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1623	or return [];
1373		1624
1374	my @logins;	1625	my @logins;
1375		1626
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1380		1637
1381	utf8::decode $login;	1638	utf8::decode $login;
1382	push @logins, $login;	1639	push @logins, $login;
1383	}	1640	}
1384		1641
…		…
1411	}	1668	}
1412		1669
1413	\@paths	1670	\@paths
1414	}	1671	}
1415		1672
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1674
1418	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1419		1676
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1467		1678
1468	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1469		1680
1470	=cut	1681	=cut
1471		1682
1472	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1474		1685
1475	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1687	}
1478		1688
1479	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1480		1690
1481	Sends an ext event to the client.	1691	Sends an ext event to the client.
1482		1692
1483	=cut	1693	=cut
1484		1694
1485	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1487		1697
1488	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1489	}	1699	}
1490		1700
1491	=head3 cf::region	1701	=head3 cf::region
1492		1702
1493	=over 4	1703	=over 4
…		…
1537	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1539		1749
1540	sub generate_random_map {	1750	sub generate_random_map {
1541	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
1542	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1756	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1668		1881
1669	# the temporary/swap location	1882	# the temporary/swap location
1670	sub save_path {	1883	sub save_path {
1671	my ($self) = @_;	1884	my ($self) = @_;
1672		1885
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1675	}	1888	}
1676		1889
1677	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1678	sub uniq_path {	1891	sub uniq_path {
1679	my ($self) = @_;	1892	my ($self) = @_;
1680		1893
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1896	}
1693		1897
1694	sub decay_objects {	1898	sub decay_objects {
1695	my ($self) = @_;	1899	my ($self) = @_;
1696		1900
…		…
1709		1913
1710	sub load_header_from($) {	1914	sub load_header_from($) {
1711	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1712		1916
1713	utf8::encode $path;	1917	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		1926
1720	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1721		1928
1722	1	1929	1
1723	}	1930	}
…		…
1777	sub find {	1984	sub find {
1778	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1779		1986
1780	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1781		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1783		1991
1784	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1787	or return;	1994	or return;
1788		1995
1789	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1790		1997
…		…
1792	or return;	1999	or return;
1793		2000
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1797	$map->reset;	2006	$map->reset;
1798	undef $guard;
1799	return find $path;	2007	return find $path;
1800	}	2008	}
1801		2009
1802	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1803	}	2011	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1813		2021
1814	my $path = $self->{path};	2022	my $path = $self->{path};
1815		2023
1816	{	2024	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1818		2026
		2027	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2029
1821	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1822		2031
1823	$self->alloc;	2032	$self->alloc;
1824		2033
1825	$self->pre_load;	2034	$self->pre_load;
1826	Coro::cede;	2035	cf::cede_to_tick;
1827		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1829	or return;	2040	or return;
1830		2041
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1832	if delete $self->{load_original};	2043	if delete $self->{load_original};
1833		2044
1834	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2046	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2049	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1839	}	2053	}
1840	}	2054	}
1841		2055
1842	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1843	# now do the right thing for maps	2059	# now do the right thing for maps
1844	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2062	unless $self->difficulty;
1847	Coro::cede;	2063	cf::cede_to_tick;
1848		2064
1849	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2066	$self->decay_objects;
1851	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1852	$self->update_buttons;	2068	$self->update_buttons;
1853	Coro::cede;	2069	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2070	$self->activate;
1857	}	2071	}
1858		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2077	}
1861		2078
1862	$self->post_load;	2079	$self->post_load;
1863	}	2080	}
1864		2081
…		…
1873		2090
1874	$self	2091	$self
1875	}	2092	}
1876		2093
1877	# 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
1878	sub load_diag {	2095	sub load_neighbours {
1879	my ($map) = @_;	2096	my ($map) = @_;
1880		2097
1881	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1882		2099
1883	for (0 .. 3) {	2100	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1885	or next;	2102	or next;
1886	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1887	or next;	2104	or next;
1888	$neigh->load;	2105	$neigh->load;
1889		2106
		2107	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2110	}
1893		2111
1894	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1896	or next;	2115	or next;
1897	$neigh->load;	2116	$neigh->load;
1898	}	2117	}
1899	}	2118	}
1900		2119
…		…
1905	}	2124	}
1906		2125
1907	sub do_load_sync {	2126	sub do_load_sync {
1908	my ($map) = @_;	2127	my ($map) = @_;
1909		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1910	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1911	}	2133	}
1912		2134
1913	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1915		2137
1916	sub find_async {	2138	sub find_async {
1917	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1918		2140
1919	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1920		2142
1921	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2145	}
1924		2146
1925	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1926	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1927	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2154	if (my $map = find $k) {
1930	$map->load;	2155	$map->load if $v;
1931	}	2156	}
1932		2157
1933	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1934	}	2159	}
1935	}	2160	}
1936	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1937	};	2162	};
1938	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2166	}
1942		2167
1943	sub save {	2168	sub save {
1944	my ($self) = @_;	2169	my ($self) = @_;
1945		2170
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2172
1948	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1949		2174
1950	return unless $self->dirty;	2175	return unless $self->dirty;
1951		2176
…		…
1957	return if $self->{deny_save};	2182	return if $self->{deny_save};
1958		2183
1959	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1960		2185
1961	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1963	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1964		2192
1965	if ($uniq) {	2193	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2196	} else {
…		…
1974	my ($self) = @_;	2202	my ($self) = @_;
1975		2203
1976	# save first because save cedes	2204	# save first because save cedes
1977	$self->save;	2205	$self->save;
1978		2206
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2208
1981	return if $self->players;	2209	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2211	return if $self->{deny_save};
1984		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2217	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2218	}
1988		2219
1989	sub reset_at {	2220	sub reset_at {
1990	my ($self) = @_;	2221	my ($self) = @_;
1991		2222
…		…
2009		2240
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2242
2012	return if $self->players;	2243	return if $self->players;
2013		2244
2014	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2015		2246
2016	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2017		2248
2018	# need to save uniques path	2249	# need to save uniques path
2019	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2254	if $uniq;
2024	}	2255	}
2025		2256
2026	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2027		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2261	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2262
2032	$self->unlink_save;	2263	$self->unlink_save;
2033	$self->destroy;	2264	$self->destroy;
2034	}	2265	}
2035		2266
2036	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2037		2268
2038	sub nuke {	2269	sub nuke {
2039	my ($self) = @_;	2270	my ($self) = @_;
2040		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2041	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2042		2276
2043	$self->unlink_save;	2277	$self->unlink_save;
2044		2278
2045	bless $self, "cf::map";	2279	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2284
2051	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2052		2287
2053	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2054	}	2289	}
2055		2290
2056	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2098		2333
2099	sub unique_maps() {	2334	sub unique_maps() {
2100	[	2335	[
2101	map {	2336	map {
2102	utf8::decode $_;	2337	utf8::decode $_;
2103	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2104	? normalise $_	2341	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2343	]
2108	}	2344	}
2109		2345
2110	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2361	or return;
		2362
		2363	for (@$files) {
		2364	s/\.map$// or next;
		2365	utf8::decode $_;
		2366	push @maps, "$dir/$_";
		2367	}
		2368
		2369	push @dirs, map "$dir/$_", @$dirs;
		2370	}
		2371
		2372	\@maps
		2373	}
2111		2374
2112	=back	2375	=back
2113		2376
2114	=head3 cf::object	2377	=head3 cf::object
2115		2378
…		…
2119		2382
2120	=over 4	2383	=over 4
2121		2384
2122	=item $ob->inv_recursive	2385	=item $ob->inv_recursive
2123		2386
2124	Returns the inventory of the object _and_ their inventories, recursively.	2387	Returns the inventory of the object I<and> their inventories, recursively,
		2388	but I<not> the object itself.
2125		2389
2126	=cut	2390	=cut
2127		2391
2128	sub inv_recursive_;	2392	sub inv_recursive_;
2129	sub inv_recursive_ {	2393	sub inv_recursive_ {
…		…
2132		2396
2133	sub inv_recursive {	2397	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2398	inv_recursive_ inv $_[0]
2135	}	2399	}
2136		2400
		2401	=item $ref = $ob->ref
		2402
		2403	Creates and returns a persistent reference to an object that can be stored as a string.
		2404
		2405	=item $ob = cf::object::deref ($refstring)
		2406
		2407	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2408	even if the object actually exists. May block.
		2409
		2410	=cut
		2411
		2412	sub deref {
		2413	my ($ref) = @_;
		2414
		2415	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2416	my ($uuid, $name) = ($1, $2);
		2417	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2418	or return;
		2419	$pl->ob->uuid eq $uuid
		2420	or return;
		2421
		2422	$pl->ob
		2423	} else {
		2424	warn "$ref: cannot resolve object reference\n";
		2425	undef
		2426	}
		2427	}
		2428
2137	package cf;	2429	package cf;
2138		2430
2139	=back	2431	=back
2140		2432
2141	=head3 cf::object::player	2433	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2439	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2440	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2441	dialogue with the given NPC character.
2150		2442
2151	=cut	2443	=cut
		2444
		2445	our $SAY_CHANNEL = {
		2446	id => "say",
		2447	title => "Map",
		2448	reply => "say ",
		2449	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2450	};
		2451
		2452	our $CHAT_CHANNEL = {
		2453	id => "chat",
		2454	title => "Chat",
		2455	reply => "chat ",
		2456	tooltip => "Player chat and shouts, global to the server.",
		2457	};
2152		2458
2153	# rough implementation of a future "reply" method that works	2459	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2460	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2461	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2462	sub cf::object::player::reply($$$;$) {
…		…
2163		2469
2164	} else {	2470	} else {
2165	my $pl = $self->contr;	2471	my $pl = $self->contr;
2166		2472
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2473	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2474	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2475	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2476
2176	} else {	2477	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2478	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2479	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2480	}
2180	}	2481	}
		2482	}
		2483
		2484	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2485
		2486	=cut
		2487
		2488	sub cf::object::send_msg {
		2489	my $pl = shift->contr
		2490	or return;
		2491	$pl->send_msg (@_);
2181	}	2492	}
2182		2493
2183	=item $player_object->may ("access")	2494	=item $player_object->may ("access")
2184		2495
2185	Returns wether the given player is authorized to access resource "access"	2496	Returns wether the given player is authorized to access resource "access"
…		…
2198		2509
2199	=item $player_object->enter_link	2510	=item $player_object->enter_link
2200		2511
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2512	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2513
2203	The player should be reasonably safe there for short amounts of time. You	2514	The player should be reasonably safe there for short amounts of time (e.g.
2204	I<MUST> call C<leave_link> as soon as possible, though.	2515	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2516	though, as the palyer cannot control the character while it is on the link
		2517	map.
2205		2518
2206	Will never block.	2519	Will never block.
2207		2520
2208	=item $player_object->leave_link ($map, $x, $y)	2521	=item $player_object->leave_link ($map, $x, $y)
2209		2522
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2577	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2578	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2579	if $x <=0 && $y <= 0;
2267		2580
2268	$map->load;	2581	$map->load;
2269	$map->load_diag;	2582	$map->load_neighbours;
2270		2583
2271	return unless $self->contr->active;	2584	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2585
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2586	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2587	$self->enter_map ($map, $x, $y);
		2588
		2589	# only activate afterwards, to support waiting in hooks
		2590	$self->activate_recursive;
2276	}	2591	}
2277		2592
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2593	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2594
2280	Moves the player to the given map-path and coordinates by first freezing	2595	Moves the player to the given map-path and coordinates by first freezing
2281	her, loading and preparing them map, calling the provided $check callback	2596	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2597	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2598	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2599	be called at the end of this process.
2285		2600
		2601	Note that $check will be called with a potentially non-loaded map, so if
		2602	it needs a loaded map it has to call C<< ->load >>.
		2603
2286	=cut	2604	=cut
2287		2605
2288	our $GOTOGEN;	2606	our $GOTOGEN;
2289		2607
2290	sub cf::object::player::goto {	2608	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2612	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2613
2296	$self->enter_link;	2614	$self->enter_link;
2297		2615
2298	(async {	2616	(async {
		2617	$Coro::current->{desc} = "player::goto $path $x $y";
		2618
		2619	# *tag paths override both path and x|y
		2620	if ($path =~ /^\*(.*)$/) {
		2621	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2622	my $ob = $obs[rand @obs];
		2623
		2624	# see if we actually can go there
		2625	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2626	$ob = $obs[rand @obs];
		2627	} else {
		2628	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2629	}
		2630	# else put us there anyways for now #d#
		2631
		2632	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2633	} else {
		2634	($path, $x, $y) = (undef, undef, undef);
		2635	}
		2636	}
		2637
2299	my $map = eval {	2638	my $map = eval {
2300	my $map = cf::map::find $path;	2639	my $map = defined $path ? cf::map::find $path : undef;
2301		2640
2302	if ($map) {	2641	if ($map) {
2303	$map = $map->customise_for ($self);	2642	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2643	$map = $check->($map) if $check && $map;
2305	} else {	2644	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2645	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2646	}
2308		2647
2309	$map	2648	$map
2310	};	2649	};
2311		2650
…		…
2347	}	2686	}
2348		2687
2349	sub prepare_random_map {	2688	sub prepare_random_map {
2350	my ($exit) = @_;	2689	my ($exit) = @_;
2351		2690
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2691	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2692	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2693	# that depends on the exit object
2357		2694
2358	my $rmp = parse_random_map_params $exit->msg;	2695	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2697	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2698	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2699	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2700	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
		2702
		2703	$exit->map->touch;
2365	}	2704	}
2366		2705
2367	$rmp->{random_seed} ||= $exit->random_seed;	2706	$rmp->{random_seed} ||= $exit->random_seed;
2368		2707
2369	my $data = cf::to_json $rmp;	2708	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2709	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2710	my $meta = "$RANDOMDIR/$md5.meta";
2372		2711
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2712	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2713	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2714	undef $fh;
2376	aio_rename "$meta~", $meta;	2715	aio_rename "$meta~", $meta;
2377		2716
		2717	my $slaying = "?random/$md5";
		2718
		2719	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2720	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2721	$exit->msg (undef);
		2722	}
2380	}	2723	}
2381	}	2724	}
2382		2725
2383	sub cf::object::player::enter_exit {	2726	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2727	my ($self, $exit) = @_;
2385		2728
2386	return unless $self->type == cf::PLAYER;	2729	return unless $self->type == cf::PLAYER;
2387		2730
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2731	$self->enter_link;
2400		2732
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2733	(async {
2406	$self->deactivate_recursive; # just to be sure	2734	$Coro::current->{desc} = "enter_exit";
		2735
2407	unless (eval {	2736	unless (eval {
		2737	$self->deactivate_recursive; # just to be sure
		2738
		2739	# random map handling
		2740	{
		2741	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2742
		2743	prepare_random_map $exit
		2744	if $exit->slaying eq "/!";
		2745	}
		2746
		2747	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2748	my $x = $exit->stats->hp;
		2749	my $y = $exit->stats->sp;
		2750
2408	$self->goto ($slaying, $hp, $sp);	2751	$self->goto ($map, $x, $y);
2409		2752
		2753	# if exit is damned, update players death & WoR home-position
		2754	$self->contr->savebed ($map, $x, $y)
		2755	if $exit->flag (cf::FLAG_DAMNED);
		2756
2410	1;	2757	1
2411	}) {	2758	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2759	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2760	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2761	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2762	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2763
2417	warn "ERROR in enter_exit: $@";	2764	warn "ERROR in enter_exit: $@";
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2792	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2793	the message unless the client supports the msg packet.
2447		2794
2448	=cut	2795	=cut
2449		2796
		2797	# non-persistent channels (usually the info channel)
		2798	our %CHANNEL = (
		2799	"c/motd" => {
		2800	id => "infobox",
		2801	title => "MOTD",
		2802	reply => undef,
		2803	tooltip => "The message of the day",
		2804	},
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/shopinfo" => {
		2818	id => "infobox",
		2819	title => "Shop Info",
		2820	reply => undef,
		2821	tooltip => "What your bargaining skill tells you about the shop",
		2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/statistics" => {
		2848	id => "infobox",
		2849	title => "Statistics",
		2850	reply => undef,
		2851	tooltip => "Shows your primary statistics",
		2852	},
		2853	"c/skills" => {
		2854	id => "infobox",
		2855	title => "Skills",
		2856	reply => undef,
		2857	tooltip => "Shows your experience per skill and item power",
		2858	},
		2859	"c/shopitems" => {
		2860	id => "infobox",
		2861	title => "Shop Items",
		2862	reply => undef,
		2863	tooltip => "Shows the items currently for sale in this shop",
		2864	},
		2865	"c/resistances" => {
		2866	id => "infobox",
		2867	title => "Resistances",
		2868	reply => undef,
		2869	tooltip => "Shows your resistances",
		2870	},
		2871	"c/pets" => {
		2872	id => "infobox",
		2873	title => "Pets",
		2874	reply => undef,
		2875	tooltip => "Shows information abotu your pets/a specific pet",
		2876	},
		2877	"c/perceiveself" => {
		2878	id => "infobox",
		2879	title => "Perceive Self",
		2880	reply => undef,
		2881	tooltip => "You gained detailed knowledge about yourself",
		2882	},
		2883	"c/uptime" => {
		2884	id => "infobox",
		2885	title => "Uptime",
		2886	reply => undef,
		2887	tooltip => "How long the server has been running since last restart",
		2888	},
		2889	"c/mapinfo" => {
		2890	id => "infobox",
		2891	title => "Map Info",
		2892	reply => undef,
		2893	tooltip => "Information related to the maps",
		2894	},
		2895	"c/party" => {
		2896	id => "party",
		2897	title => "Party",
		2898	reply => "gsay ",
		2899	tooltip => "Messages and chat related to your party",
		2900	},
		2901	"c/death" => {
		2902	id => "death",
		2903	title => "Death",
		2904	reply => undef,
		2905	tooltip => "Reason for and more info about your most recent death",
		2906	},
		2907	"c/say" => $SAY_CHANNEL,
		2908	"c/chat" => $CHAT_CHANNEL,
		2909	);
		2910
2450	sub cf::client::send_msg {	2911	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2912	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2913
2453	$msg = $self->pl->expand_cfpod ($msg);	2914	$msg = $self->pl->expand_cfpod ($msg)
		2915	unless $color & cf::NDI_VERBATIM;
2454		2916
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	2917	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		2918
		2919	# check predefined channels, for the benefit of C
		2920	if ($CHANNEL{$channel}) {
		2921	$channel = $CHANNEL{$channel};
		2922
		2923	$self->ext_msg (channel_info => $channel);
		2924	$channel = $channel->{id};
		2925
2459	if (ref $channel) {	2926	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	2927	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	2928	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	2929	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	2930	$self->ext_msg (channel_info => $channel);
2464	}	2931	}
2465		2932
2466	$channel = $channel->{id};	2933	$channel = $channel->{id};
2467	}	2934	}
2468		2935
2469	if ($self->can_msg) {	2936	return unless @extra || length $msg;
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2471	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		2937
2482	if ($color >= 0) {	2938	# default colour, mask it out
2483	if (0 && $msg =~ /\[/) {	2939	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2940	if $color & cf::NDI_DEF;
2485	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		2941
		2942	my $pkt = "msg "
		2943	. $self->{json_coder}->encode (
		2944	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2945	);
		2946
		2947	# try lzf for large packets
		2948	$pkt = "lzf " . Compress::LZF::compress $pkt
		2949	if 1024 <= length $pkt and $self->{can_lzf};
		2950
		2951	# split very large packets
		2952	if (8192 < length $pkt and $self->{can_lzf}) {
		2953	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2954	$pkt = "frag";
		2955	}
		2956
		2957	$self->send_packet ($pkt);
		2958	}
		2959
2493	=item $client->ext_event ($type, %msg)	2960	=item $client->ext_msg ($type, @msg)
2494		2961
2495	Sends an ext event to the client.	2962	Sends an ext event to the client.
2496		2963
2497	=cut	2964	=cut
2498		2965
2499	sub cf::client::ext_event($$%) {	2966	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2967	my ($self, $type, @msg) = @_;
2501		2968
2502	return unless $self->extcmd;	2969	if ($self->extcmd == 2) {
2503		2970	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2971	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2972	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2973	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2974	}
		2975	}
		2976
		2977	=item $client->ext_reply ($msgid, @msg)
		2978
		2979	Sends an ext reply to the client.
		2980
		2981	=cut
		2982
		2983	sub cf::client::ext_reply($$@) {
		2984	my ($self, $id, @msg) = @_;
		2985
		2986	if ($self->extcmd == 2) {
		2987	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2988	} elsif ($self->extcmd == 1) {
		2989	#TODO: version 1, remove
		2990	unshift @msg, msgtype => "reply", msgid => $id;
		2991	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2992	}
2506	}	2993	}
2507		2994
2508	=item $success = $client->query ($flags, "text", \&cb)	2995	=item $success = $client->query ($flags, "text", \&cb)
2509		2996
2510	Queues a query to the client, calling the given callback with	2997	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3052	my ($ns, $buf) = @_;
2566		3053
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3054	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3055
2569	if (ref $msg) {	3056	if (ref $msg) {
		3057	my ($type, $reply, @payload) =
		3058	"ARRAY" eq ref $msg
		3059	? @$msg
		3060	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3061
		3062	my @reply;
		3063
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3064	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3065	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3066	}
		3067
		3068	$ns->ext_reply ($reply, @reply)
		3069	if $reply;
		3070
2576	} else {	3071	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3072	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3073	}
2579		3074
2580	cf::override;	3075	cf::override;
…		…
2627	our $safe = new Safe "safe";	3122	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3123	our $safe_hole = new Safe::Hole;
2629		3124
2630	$SIG{FPE} = 'IGNORE';	3125	$SIG{FPE} = 'IGNORE';
2631		3126
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3127	$safe->permit_only (Opcode::opset qw(
		3128	:base_core :base_mem :base_orig :base_math
		3129	grepstart grepwhile mapstart mapwhile
		3130	sort time
		3131	));
2633		3132
2634	# here we export the classes and methods available to script code	3133	# here we export the classes and methods available to script code
2635		3134
2636	=pod	3135	=pod
2637		3136
2638	The following functions and methods are available within a safe environment:	3137	The following functions and methods are available within a safe environment:
2639		3138
2640	cf::object	3139	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3140	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3141	insert remove name archname title slaying race decrease split
		3142	value
2643		3143
2644	cf::object::player	3144	cf::object::player
2645	player	3145	player
2646		3146
2647	cf::player	3147	cf::player
…		…
2652		3152
2653	=cut	3153	=cut
2654		3154
2655	for (	3155	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3156	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3157	insert remove inv nrof name archname title slaying race
		3158	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3159	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3160	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3161	["cf::map" => qw(trigger)],
2661	) {	3162	) {
2662	no strict 'refs';	3163	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3164	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3165	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2681	my ($code, %vars) = @_;	3182	my ($code, %vars) = @_;
2682		3183
2683	my $qcode = $code;	3184	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3185	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3186	$qcode =~ s/\n/\\n/g;
		3187
		3188	%vars = (_dummy => 0) unless %vars;
2686		3189
2687	local $_;	3190	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;	3191	local @safe::cf::_safe_eval_args = values %vars;
2689		3192
2690	my $eval =	3193	my $eval =
…		…
2738	# the server's init and main functions	3241	# the server's init and main functions
2739		3242
2740	sub load_facedata($) {	3243	sub load_facedata($) {
2741	my ($path) = @_;	3244	my ($path) = @_;
2742		3245
		3246	# HACK to clear player env face cache, we need some signal framework
		3247	# for this (global event?)
		3248	%ext::player_env::MUSIC_FACE_CACHE = ();
		3249
		3250	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3251
2743	warn "loading facedata from $path\n";	3252	warn "loading facedata from $path\n";
2744		3253
2745	my $facedata;	3254	my $facedata;
2746	0 < aio_load $path, $facedata	3255	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3256	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3258	$facedata = Coro::Storable::thaw $facedata;
2750		3259
2751	$facedata->{version} == 2	3260	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3261	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3262
		3263	# patch in the exptable
		3264	$facedata->{resource}{"res/exp_table"} = {
		3265	type => FT_RSRC,
		3266	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3267	};
		3268	cf::cede_to_tick;
		3269
2754	{	3270	{
2755	my $faces = $facedata->{faceinfo};	3271	my $faces = $facedata->{faceinfo};
2756		3272
2757	while (my ($face, $info) = each %$faces) {	3273	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3274	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3275
2759	cf::face::set_visibility $idx, $info->{visibility};	3276	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3277	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3278	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3279	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3280
2764	cf::cede_to_tick;	3281	cf::cede_to_tick;
2765	}	3282	}
2766		3283
2767	while (my ($face, $info) = each %$faces) {	3284	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3285	next unless $info->{smooth};
		3286
2769	my $idx = cf::face::find $face	3287	my $idx = cf::face::find $face
2770	or next;	3288	or next;
		3289
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3290	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3291	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3292	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3293	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3294	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3311
2793	{	3312	{
2794	# TODO: for gcfclient pleasure, we should give resources	3313	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3314	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3315	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3316
2799	while (my ($name, $info) = each %$res) {	3317	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3318	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3319	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3320	my $data;
2807		3321
2808	if ($name =~ /\.jpg$/) {	3322	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3323	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3324
		3325	my $meta = $enc->encode ({
		3326	name => $name,
		3327	%{ $info->{meta} || {} },
		3328	});
		3329
		3330	$data = pack "(w/a*)*", $meta, $info->{data};
		3331	} else {
		3332	$data = $info->{data};
		3333	}
		3334
		3335	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3336	cf::face::set_type $idx, $info->{type};
2811	} else {	3337	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3338	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3339	}
2818		3340
2819	cf::cede_to_tick;	3341	cf::cede_to_tick;
2820	}	3342	}
2821	}	3343	}
2822		3344
		3345	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3346
2823	1	3347	1
2824	}	3348	}
2825		3349
		3350	cf::global->attach (on_resource_update => sub {
		3351	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3352	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3353
		3354	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3355	my $sound = $soundconf->{compat}[$_]
		3356	or next;
		3357
		3358	my $face = cf::face::find "sound/$sound->[1]";
		3359	cf::sound::set $sound->[0] => $face;
		3360	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3361	}
		3362
		3363	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3364	my $face = cf::face::find "sound/$v";
		3365	cf::sound::set $k => $face;
		3366	}
		3367	}
		3368	});
		3369
		3370	register_exticmd fx_want => sub {
		3371	my ($ns, $want) = @_;
		3372
		3373	while (my ($k, $v) = each %$want) {
		3374	$ns->fx_want ($k, $v);
		3375	}
		3376	};
		3377
		3378	sub load_resource_file($) {
		3379	my $guard = lock_acquire "load_resource_file";
		3380
		3381	my $status = load_resource_file_ $_[0];
		3382	get_slot 0.1, 100;
		3383	cf::arch::commit_load;
		3384
		3385	$status
		3386	}
		3387
2826	sub reload_regions {	3388	sub reload_regions {
		3389	# HACK to clear player env face cache, we need some signal framework
		3390	# for this (global event?)
		3391	%ext::player_env::MUSIC_FACE_CACHE = ();
		3392
2827	load_resource_file "$MAPDIR/regions"	3393	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3394	or die "unable to load regions file\n";
2829		3395
2830	for (cf::region::list) {	3396	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3397	$_->{match} = qr/$_->{match}/
…		…
2839	}	3405	}
2840		3406
2841	sub reload_archetypes {	3407	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3408	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3409	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3410	}
2850		3411
2851	sub reload_treasures {	3412	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3413	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3414	or die "unable to load treasurelists\n";
2854	}	3415	}
2855		3416
2856	sub reload_resources {	3417	sub reload_resources {
2857	warn "reloading resource files...\n";	3418	warn "reloading resource files...\n";
2858		3419
		3420	reload_facedata;
		3421	reload_archetypes;
2859	reload_regions;	3422	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3423	reload_treasures;
2864		3424
2865	warn "finished reloading resource files\n";	3425	warn "finished reloading resource files\n";
2866	}	3426	}
2867		3427
2868	sub init {	3428	sub reload_config {
2869	reload_resources;	3429	warn "reloading config file...\n";
2870	}
2871		3430
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3431	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3432	or return;
2875		3433
2876	local $/;	3434	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3435	*CFG = YAML::XS::Load scalar <$fh>;
2878		3436
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3437	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3438
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3439	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3440	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3444	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3445	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3446	};
2889	warn $@ if $@;	3447	warn $@ if $@;
2890	}	3448	}
		3449
		3450	warn "finished reloading resource files\n";
		3451	}
		3452
		3453	sub pidfile() {
		3454	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3455	or die "$PIDFILE: $!";
		3456	flock $fh, &Fcntl::LOCK_EX
		3457	or die "$PIDFILE: flock: $!";
		3458	$fh
		3459	}
		3460
		3461	# make sure only one server instance is running at any one time
		3462	sub atomic {
		3463	my $fh = pidfile;
		3464
		3465	my $pid = <$fh>;
		3466	kill 9, $pid if $pid > 0;
		3467
		3468	seek $fh, 0, 0;
		3469	print $fh $$;
		3470	}
		3471
		3472	sub main_loop {
		3473	warn "EV::loop starting\n";
		3474	if (1) {
		3475	EV::loop;
		3476	}
		3477	warn "EV::loop returned\n";
		3478	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3479	}
2892		3480
2893	sub main {	3481	sub main {
		3482	cf::init_globals; # initialise logging
		3483
		3484	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3485	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3486	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3487	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3488
		3489	cf::init_experience;
		3490	cf::init_anim;
		3491	cf::init_attackmess;
		3492	cf::init_dynamic;
		3493
		3494	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3495
2894	# we must not ever block the main coroutine	3496	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3497	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3498	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3499	(async {
2898	Event::one_event;	3500	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3501	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3502	})->prio (Coro::PRIO_MAX);
2900	};	3503	};
2901		3504
2902	cfg_load;	3505	evthread_start IO::AIO::poll_fileno;
		3506
		3507	cf::sync_job {
		3508	reload_resources;
		3509	reload_config;
2903	db_init;	3510	db_init;
		3511
		3512	cf::load_settings;
		3513	cf::load_materials;
		3514	cf::init_uuid;
		3515	cf::init_signals;
		3516	cf::init_commands;
		3517	cf::init_skills;
		3518
		3519	cf::init_beforeplay;
		3520
		3521	atomic;
		3522
2904	load_extensions;	3523	load_extensions;
2905		3524
2906	$TICK_WATCHER->start;	3525	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3526
		3527	# no (long-running) fork's whatsoever before this point(!)
		3528	use POSIX ();
		3529	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3530
		3531	(pop @POST_INIT)->(0) while @POST_INIT;
		3532	};
		3533
		3534	main_loop;
2908	}	3535	}
2909		3536
2910	#############################################################################	3537	#############################################################################
2911	# initialisation and cleanup	3538	# initialisation and cleanup
2912		3539
2913	# install some emergency cleanup handlers	3540	# install some emergency cleanup handlers
2914	BEGIN {	3541	BEGIN {
		3542	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3543	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3544	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3545	cf::cleanup "SIG$signal";
2923	},
2924	);	3546	};
2925	}	3547	}
2926	}	3548	}
2927		3549
2928	sub write_runtime {	3550	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";
2930
2931	# first touch the runtime file to show we are still running:	3551	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3552	# the fsync below can take a very very long time.
2933		3553
2934	IO::AIO::aio_utime $runtime, undef, undef;	3554	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3555
2936	my $guard = cf::lock_acquire "write_runtime";	3556	my $guard = cf::lock_acquire "write_runtime";
2937		3557
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3558	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2939	or return;	3559	or return;
2940		3560
2941	my $value = $cf::RUNTIME + 90 + 10;	3561	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3562	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3563	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3573	aio_utime $fh, undef, undef;
2954		3574
2955	close $fh	3575	close $fh
2956	or return;	3576	or return;
2957		3577
2958	aio_rename "$runtime~", $runtime	3578	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3579	and return;
2960		3580
2961	warn "runtime file written.\n";	3581	warn "runtime file written.\n";
2962		3582
2963	1	3583	1
		3584	}
		3585
		3586	our $uuid_lock;
		3587	our $uuid_skip;
		3588
		3589	sub write_uuid_sync($) {
		3590	$uuid_skip ||= $_[0];
		3591
		3592	return if $uuid_lock;
		3593	local $uuid_lock = 1;
		3594
		3595	my $uuid = "$LOCALDIR/uuid";
		3596
		3597	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3598	or return;
		3599
		3600	my $value = uuid_seq uuid_cur;
		3601
		3602	unless ($value) {
		3603	warn "cowardly refusing to write zero uuid value!\n";
		3604	return;
		3605	}
		3606
		3607	my $value = uuid_str $value + $uuid_skip;
		3608	$uuid_skip = 0;
		3609
		3610	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3611	and return;
		3612
		3613	# always fsync - this file is important
		3614	aio_fsync $fh
		3615	and return;
		3616
		3617	close $fh
		3618	or return;
		3619
		3620	aio_rename "$uuid~", $uuid
		3621	and return;
		3622
		3623	warn "uuid file written ($value).\n";
		3624
		3625	1
		3626
		3627	}
		3628
		3629	sub write_uuid($$) {
		3630	my ($skip, $sync) = @_;
		3631
		3632	$sync ? write_uuid_sync $skip
		3633	: async { write_uuid_sync $skip };
2964	}	3634	}
2965		3635
2966	sub emergency_save() {	3636	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3637	my $freeze_guard = cf::freeze_mainloop;
2968		3638
2969	warn "enter emergency perl save\n";	3639	warn "emergency_perl_save: enter\n";
2970		3640
2971	cf::sync_job {	3641	cf::sync_job {
		3642	# this is a trade-off: we want to be very quick here, so
		3643	# save all maps without fsync, and later call a global sync
		3644	# (which in turn might be very very slow)
		3645	local $USE_FSYNC = 0;
		3646
2972	# use a peculiar iteration method to avoid tripping on perl	3647	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3648	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3649	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3650	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3651	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3652	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3653	$pl->valid or next;
		3654	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3655	$pl->save;
2980	}	3656	}
2981	warn "end emergency player save\n";	3657	warn "emergency_perl_save: end player save\n";
2982		3658
2983	warn "begin emergency map save\n";	3659	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3660	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3661	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3662	$map->valid or next;
2987	$map->save;	3663	$map->save;
2988	}	3664	}
2989	warn "end emergency map save\n";	3665	warn "emergency_perl_save: end map save\n";
2990		3666
2991	warn "begin emergency database checkpoint\n";	3667	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3668	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3669	warn "emergency_perl_save: end database checkpoint\n";
		3670
		3671	warn "emergency_perl_save: begin write uuid\n";
		3672	write_uuid_sync 1;
		3673	warn "emergency_perl_save: end write uuid\n";
2994	};	3674	};
2995		3675
		3676	warn "emergency_perl_save: starting sync()\n";
		3677	IO::AIO::aio_sync sub {
		3678	warn "emergency_perl_save: finished sync()\n";
		3679	};
		3680
2996	warn "leave emergency perl save\n";	3681	warn "emergency_perl_save: leave\n";
2997	}	3682	}
2998		3683
2999	sub post_cleanup {	3684	sub post_cleanup {
3000	my ($make_core) = @_;	3685	my ($make_core) = @_;
3001		3686
3002	warn Carp::longmess "post_cleanup backtrace"	3687	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3688	if $make_core;
		3689
		3690	my $fh = pidfile;
		3691	unlink $PIDFILE if <$fh> == $$;
		3692	}
		3693
		3694	# a safer delete_package, copied from Symbol
		3695	sub clear_package($) {
		3696	my $pkg = shift;
		3697
		3698	# expand to full symbol table name if needed
		3699	unless ($pkg =~ /^main::.*::$/) {
		3700	$pkg = "main$pkg" if $pkg =~ /^::/;
		3701	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3702	$pkg .= '::' unless $pkg =~ /::$/;
		3703	}
		3704
		3705	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3706	my $stem_symtab = *{$stem}{HASH};
		3707
		3708	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3709	or return;
		3710
		3711	# clear all symbols
		3712	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3713	for my $name (keys %$leaf_symtab) {
		3714	_gv_clear *{"$pkg$name"};
		3715	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3716	}
		3717	warn "cleared package $pkg\n";#d#
3004	}	3718	}
3005		3719
3006	sub do_reload_perl() {	3720	sub do_reload_perl() {
3007	# can/must only be called in main	3721	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3722	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3723	warn "can only reload from main coroutine";
3010	return;	3724	return;
3011	}	3725	}
3012		3726
		3727	return if $RELOAD++;
		3728
		3729	my $t1 = EV::time;
		3730
		3731	while ($RELOAD) {
3013	warn "reloading...";	3732	warn "reloading...";
3014		3733
3015	warn "entering sync_job";	3734	warn "entering sync_job";
3016		3735
3017	cf::sync_job {	3736	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3737	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3738	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3021		3740
3022	warn "syncing database to disk";	3741	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3742	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3743
3025	# if anything goes wrong in here, we should simply crash as we already saved	3744	# if anything goes wrong in here, we should simply crash as we already saved
3026		3745
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3746	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3747	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3748	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3749	}
3064		3750
3065	warn "... nuking $pkg";	3751	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3752	$_->cancel for values %EXT_CORO;
3067	}	3753	%EXT_CORO = ();
3068		3754
3069	warn "unloading all perl modules loaded from $LIBDIR";	3755	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3756	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3757
		3758	warn "removing ext/exti commands";
		3759	%EXTCMD = ();
		3760	%EXTICMD = ();
		3761
		3762	warn "unloading/nuking all extensions";
		3763	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3764	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3765
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3766	if (my $cb = $pkg->can ("unload")) {
		3767	eval {
3080	$cb->();	3768	$cb->($pkg);
		3769	1
		3770	} or warn "$pkg unloaded, but with errors: $@";
		3771	}
		3772
		3773	warn "... clearing $pkg";
		3774	clear_package $pkg;
3081	}	3775	}
3082		3776
3083	Symbol::delete_package $k;	3777	warn "unloading all perl modules loaded from $LIBDIR";
		3778	while (my ($k, $v) = each %INC) {
		3779	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3780
		3781	warn "... unloading $k";
		3782	delete $INC{$k};
		3783
		3784	$k =~ s/\.pm$//;
		3785	$k =~ s/\//::/g;
		3786
		3787	if (my $cb = $k->can ("unload_module")) {
		3788	$cb->();
		3789	}
		3790
		3791	clear_package $k;
3084	}	3792	}
3085		3793
3086	warn "getting rid of safe::, as good as possible";	3794	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3795	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3796	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3797
3090	warn "unloading cf.pm \"a bit\"";	3798	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3799	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3800	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3801
3094	# don't, removes xs symbols, too,	3802	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3803	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3804	#clear_package __PACKAGE__;
3097		3805
3098	warn "unload completed, starting to reload now";	3806	warn "unload completed, starting to reload now";
3099		3807
3100	warn "reloading cf.pm";	3808	warn "reloading cf.pm";
3101	require cf;	3809	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3810	cf::_connect_to_perl_1;
3103		3811
3104	warn "loading config and database again";	3812	warn "loading config and database again";
3105	cf::cfg_load;	3813	cf::reload_config;
3106		3814
3107	warn "loading extensions";	3815	warn "loading extensions";
3108	cf::load_extensions;	3816	cf::load_extensions;
3109		3817
		3818	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3819	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3820	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3821	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3822	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3823	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3824	reattach $_ for values %PLAYER;
		3825	}
3116		3826
		3827	warn "running post_init jobs";
		3828	(pop @POST_INIT)->(1) while @POST_INIT;
		3829
3117	warn "leaving sync_job";	3830	warn "leaving sync_job";
3118		3831
3119	1	3832	1
3120	} or do {	3833	} or do {
3121	warn $@;	3834	warn $@;
3122	warn "error while reloading, exiting.";	3835	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3836	};
3125		3837
3126	warn "reloaded";	3838	warn "reloaded";
		3839	--$RELOAD;
		3840	}
		3841
		3842	$t1 = EV::time - $t1;
		3843	warn "reload completed in ${t1}s\n";
3127	};	3844	};
3128		3845
3129	our $RELOAD_WATCHER; # used only during reload	3846	our $RELOAD_WATCHER; # used only during reload
3130		3847
3131	sub reload_perl() {	3848	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3849	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3850	# coro crashes during coro_state_free->destroy here.
3134		3851
3135	$RELOAD_WATCHER ||= Event->timer (	3852	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3853	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3854
3138	data => WF_AUTOCANCEL,	3855	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3856	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3857	undef $RELOAD_WATCHER;
3142	},	3858	};
3143	);	3859	};
3144	}	3860	}
3145		3861
3146	register_command "reload" => sub {	3862	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3863	my ($who, $arg) = @_;
3148		3864
3149	if ($who->flag (FLAG_WIZ)) {	3865	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3866	$who->message ("reloading server.");
		3867	async {
		3868	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3869	reload_perl;
		3870	};
3152	}	3871	}
3153	};	3872	};
3154		3873
3155	unshift @INC, $LIBDIR;	3874	unshift @INC, $LIBDIR;
3156		3875
…		…
3158		3877
3159	our @WAIT_FOR_TICK;	3878	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3879	our @WAIT_FOR_TICK_BEGIN;
3161		3880
3162	sub wait_for_tick {	3881	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3882	return if tick_inhibit || $Coro::current == $Coro::main;
3165		3883
3166	my $signal = new Coro::Signal;	3884	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3885	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3886	$signal->wait;
3169	}	3887	}
3170		3888
3171	sub wait_for_tick_begin {	3889	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3890	return if tick_inhibit || $Coro::current == $Coro::main;
3174		3891
3175	my $signal = new Coro::Signal;	3892	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3893	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3894	$signal->wait;
3178	}	3895	}
3179		3896
3180	my $min = 1e6;#d#	3897	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3898	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3899	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3900	unless ++$bug_warning > 10;
3192	return;	3901	return;
3193	}	3902	}
3194		3903
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3904	cf::server_tick; # one server iteration
3198		3905
3199	0 && sync_job {#d#	3906	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	3907	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	3908	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3909	$Coro::current->{desc} = "runtime saver";
3203	or die;	3910	write_runtime_sync
3204		3911	or warn "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3912	};
		3913	}
3221		3914
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3915	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3916	$sig->send;
3238	}	3917	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3918	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3919	$sig->send;
3241	}	3920	}
3242		3921
3243	$NOW = Event::time;	3922	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3923	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3924
3254	_post_tick;	3925	if (0) {
3255		3926	if ($NEXT_TICK) {
3256		3927	my $jitter = $TICK_START - $NEXT_TICK;
		3928	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3929	warn "jitter $JITTER\n";#d#
		3930	}
3257	},	3931	}
3258	);	3932	}
3259		3933
3260	{	3934	{
3261	BDB::max_poll_time $TICK * 0.1;	3935	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3936
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3937	BDB::min_parallel 8;
3271		3938	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3939	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3940
3287	unless ($DB_ENV) {	3941	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3942	$DB_ENV = BDB::db_env_create;
		3943	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3944	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3945	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3946	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3947	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3948
3290	cf::sync_job {	3949	cf::sync_job {
3291	eval {	3950	eval {
3292	BDB::db_env_open	3951	BDB::db_env_open
3293	$DB_ENV,	3952	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3954	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3955	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3956	0666;
3298		3957
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3958	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3959	};
3304		3960
3305	cf::cleanup "db_env_open(db): $@" if $@;	3961	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3962	};
3307	}	3963	}
		3964
		3965	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3966	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3967	};
		3968	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3969	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3970	};
		3971	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3972	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3973	};
3308	}	3974	}
3309		3975
3310	{	3976	{
		3977	# configure IO::AIO
		3978
3311	IO::AIO::min_parallel 8;	3979	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3980	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3981	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3982	}
3324		3983
3325	my $_log_backtrace;	3984	my $_log_backtrace;
3326		3985
3327	sub _log_backtrace {	3986	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	3989	$msg =~ s/\n//;
3331		3990
3332	# limit the # of concurrent backtraces	3991	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3992	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3993	++$_log_backtrace;
		3994	my $perl_bt = Carp::longmess $msg;
3335	async {	3995	async {
		3996	$Coro::current->{desc} = "abt $msg";
		3997
3336	my @bt = fork_call {	3998	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3999	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4000	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4001	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4002	or die "addr2line: $!";
…		…
3348	}	4010	}
3349		4011
3350	@funcs	4012	@funcs
3351	};	4013	};
3352		4014
3353	LOG llevInfo, "[ABT] $msg\n";	4015	LOG llevInfo, "[ABT] $perl_bt\n";
		4016	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4017	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4018	--$_log_backtrace;
3356	};	4019	};
3357	} else {	4020	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4021	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4022	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4023	}
3361	}	4024	}
3362		4025
3363	# load additional modules	4026	# load additional modules
3364	use cf::pod;	4027	require "cf/$_.pm" for @EXTRA_MODULES;
		4028	cf::_connect_to_perl_2;
3365		4029
3366	END { cf::emergency_save }	4030	END { cf::emergency_save }
3367		4031
3368	1	4032	1
3369		4033

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