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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.290 by root, Mon Jul 2 03:15:30 2007 UTC vs.
Revision 1.484 by root, Mon Oct 12 14:00:58 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;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
73		112
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	115	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
84		124
85	our %CFG;	125	our %CFG;
86		126
87	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
89		130
90	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
93		134
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		137
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		147
101	binmode STDOUT;	148	binmode STDOUT;
102	binmode STDERR;	149	binmode STDERR;
103		150
104	# read virtual server time, if available	151	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
109	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
110		159
111	mkdir $_	160	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		162
114	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
115		164
116	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::"} };
117		177
118	#############################################################################	178	#############################################################################
119		179
120	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
121		181
…		…
157		217
158	The raw value load value from the last tick.	218	The raw value load value from the last tick.
159		219
160	=item %cf::CFG	220	=item %cf::CFG
161		221
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	223	from wherever your confdir points to.
164		224
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		226
167	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
168	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
169	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.
170		230
		231	=item @cf::INVOKE_RESULTS
		232
		233	This array contains the results of the last C<invoke ()> call. When
		234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		235	that call.
		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
171	=back	243	=back
172		244
173	=cut	245	=cut
174		246
175	BEGIN {	247	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	248	my $msg = join "", @_;
178		249
179	$msg .= "\n"	250	$msg .= "\n"
180	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
181		252
182	$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;
183		254
184	utf8::encode $msg;
185	LOG llevError, $msg;	255	LOG llevError, $msg;
186	};	256	};
187	}	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	};
188		271
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	282	for my $pkg (qw(
200	cf::global cf::attachable	283	cf::global cf::attachable
201	cf::object cf::object::player	284	cf::object cf::object::player
202	cf::client cf::player	285	cf::client cf::player
203	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
204	cf::map cf::party cf::region	288	cf::party cf::region
205	)) {	289	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	291	}
209		292
210	$Event::DIED = sub {	293	$EV::DIED = sub {
211	warn "error in event callback: @_";	294	warn "error in event callback: @_";
212	};	295	};
213		296
214	#############################################################################	297	#############################################################################
215		298
…		…
238	$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;
239	$d	322	$d
240	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
241	}	324	}
242		325
243	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
244		327
245	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
246		329
247	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
248		331
249	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
250		333
251	=cut	334	=cut
252		335
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		337
255	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		354
258	=item cf::lock_wait $string	355	=item cf::lock_wait $string
259		356
260	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
261		358
262	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
263		360
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
267	returned.	364	returned.
268		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
269	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
270	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
271		371
272	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
273		373
274	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.
275		375
276	=cut	376	=cut
277		377
278	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
279		379
280	sub lock_wait($) {	380	sub lock_wait($) {
281	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	382	}
289		383
290	sub lock_acquire($) {	384	sub lock_acquire($) {
291	my ($key) = @_;	385	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	386	}
303		387
304	sub lock_active($) {	388	sub lock_active($) {
305	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	390	}
309		391
310	sub freeze_mainloop {	392	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
312		394
313	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
314	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
315	};	456	}
316	$TICK_WATCHER->stop;	457	};
317	$guard	458
		459	sub get_slot($;$$) {
		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	$sig->wait;
318	}	471	}
319		472
320	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
321		474
322	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		480
328	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
329		482
330	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
331		484
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	488	acceptable.
336		489
337	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		496
344	sub sync_job(&) {	497	sub sync_job(&) {
345	my ($job) = @_;	498	my ($job) = @_;
346		499
347	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	501	my $time = EV::time;
349		502
350	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
352		505
353	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	507
355	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
356		509
357	my $busy = 1;	510	my $busy = 1;
358	my @res;	511	my @res;
359		512
360	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	515	@res = eval { $job->() };
362	warn $@ if $@;	516	warn $@ if $@;
363	undef $busy;	517	undef $busy;
364	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
365		519
366	while ($busy) {	520	while ($busy) {
367	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
368	}	525	}
		526	}
369		527
370	$time = Event::time - $time;	528	my $time = EV::time - $time;
371		529
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
376		531
377	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
378	} else {	533	} else {
379	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
380		535
…		…
405	=item fork_call { }, $args	560	=item fork_call { }, $args
406		561
407	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
411		566
412	=cut	567	=cut
413		568
414	sub fork_call(&@) {	569	sub fork_call(&@) {
415	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
416		571
417	# 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,
418	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		575
422	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	577	reset_signals;
435	local $SIG{__WARN__};	578	&$cb
436	local $SIG{__DIE__};	579	}, @args;
437	eval {
438	close $fh1;
439		580
440	my @res = eval { $cb->(@args) };	581	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	582	}
442	};
443		583
444	warn $@ if $@;	584	=item $coin = coin_from_name $name
445	_exit 0;	585
446	}	586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		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
447	}	609	}
448		610
449	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
450		612
451	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
454		616
455	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
456	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).
457		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
458	=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	}
459		643
460	our $DB;	644	our $DB;
461		645
462	sub db_init {	646	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	647	cf::sync_job {
467	eval {	648	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	649	};
477	}	650	}
478		651
479	sub db_get($$) {	652	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
481		654
…		…
531	if (1) {	704	if (1) {
532	$md5 =	705	$md5 =
533	join "\x00",	706	join "\x00",
534	$processversion,	707	$processversion,
535	map {	708	map {
536	Coro::cede;	709	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	711	} 0.. $#$src;
539		712
540		713
541	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		752
580	#############################################################################	753	#############################################################################
581		754
582	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
583		756
584	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
585	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")
586	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
587		760
588	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>
589	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
590	Crossfire TRT).	763	Deliantra).
591		764
592	=over 4	765	=over 4
593		766
594	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
595		768
…		…
639	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
640		813
641	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
642	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
643		816
644	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
645	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.
646		819
647	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
648		821
649	=over 4	822	=over 4
…		…
847	";	1020	";
848	die if $@;	1021	die if $@;
849	}	1022	}
850		1023
851	our $override;	1024	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1025	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1026
854	sub override {	1027	sub override {
855	$override = 1;	1028	$override = 1;
856	@invoke_results = ();	1029	@INVOKE_RESULTS = (@_);
857	}	1030	}
858		1031
859	sub do_invoke {	1032	sub do_invoke {
860	my $event = shift;	1033	my $event = shift;
861	my $callbacks = shift;	1034	my $callbacks = shift;
862		1035
863	@invoke_results = ();	1036	@INVOKE_RESULTS = ();
864		1037
865	local $override;	1038	local $override;
866		1039
867	for (@$callbacks) {	1040	for (@$callbacks) {
868	eval { &{$_->[1]} };	1041	eval { &{$_->[1]} };
…		…
877	}	1050	}
878		1051
879	0	1052	0
880	}	1053	}
881		1054
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1056
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1058
886	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
887		1060
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1061	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1062	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1063	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1064
892	=back	1065	=back
893		1066
894	=cut	1067	=cut
895		1068
896	#############################################################################	1069	#############################################################################
897	# object support	1070	# object support
		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#
		1105	sub _can_merge {
		1106	my ($ob1, $ob2) = @_;
		1107
		1108	++$SLOW_MERGES;#d#
		1109
		1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
		1112	}
898		1113
899	sub reattach {	1114	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1116	my ($obj) = @_;
902		1117
		1118	# no longer needed after getting rid of delete_package?
903	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
904		1120
905	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
906		1122
907	@$registry = ();	1123	@$registry = ();
908		1124
…		…
923	cf::attachable->attach (	1139	cf::attachable->attach (
924	prio => -1000000,	1140	prio => -1000000,
925	on_instantiate => sub {	1141	on_instantiate => sub {
926	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
927		1143
928	$data = from_json $data;	1144	$data = decode_json $data;
929		1145
930	for (@$data) {	1146	for (@$data) {
931	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
932		1148
933	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1165	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
951		1167
952	sync_job {	1168	sync_job {
953	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
956		1173
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	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	}
961	close $fh;	1181	aio_close $fh;
962		1182
963	if (@$objs) {	1183	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
968	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	}
969	close $fh;	1192	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
971	}	1194	}
972	} else {	1195	} else {
973	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
974	}	1197	}
975		1198
976	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1203	} else {
978	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
979	}	1205	}
980	} else {	1206	} else {
981	aio_unlink $filename;	1207	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
983	}	1209	}
984	}	1210	};
985	}	1211	}
986		1212
987	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
989		1215
…		…
1001	or return;	1227	or return;
1002		1228
1003	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1231	or return;
		1232
1006	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1007	}	1235	}
1008		1236
		1237	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1011	return ($data, $av);	1241	($data, $av)
1012	}	1242	}
1013		1243
1014	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1015		1245
1016	=over 4	1246	=over 4
…		…
1070	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1071		1301
1072	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1073	}	1303	}
1074		1304
		1305	use File::Glob ();
		1306
1075	cf::player->attach (	1307	cf::player->attach (
1076	on_command => sub {	1308	on_command => sub {
1077	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1078		1310
1079	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1089	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1090		1322
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1324
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1099	} else {	1340	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1342	}
1102		1343
1103	cf::override;	1344	cf::override;
1104	},	1345	},
1105	);	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	}
1106		1360
1107	sub load_extensions {	1361	sub load_extensions {
1108	cf::sync_job {	1362	cf::sync_job {
1109	my %todo;	1363	my %todo;
1110		1364
…		…
1130		1384
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1387
1134	$ext{source} =	1388	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1137	. $source	1391	. $source
1138	. "\n};\n1";	1392	. "\n};\n1";
1139		1393
1140	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1158		1412
1159	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1414	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1416	}
1164		1417
1165	warn $msg;	1418	warn $msg;
1166	}	1419	}
1167		1420
…		…
1181		1434
1182	=back	1435	=back
1183		1436
1184	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1185		1438
1186	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1187		1440
1188	=cut	1441	=cut
1189		1442
1190	package cf::player;	1443	package cf::player;
1191		1444
1192	use Coro::AIO;	1445	use Coro::AIO;
1193		1446
1194	=head3 cf::player	1447	=head3 cf::player
1195		1448
1196	=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	}
1197		1464
1198	=item cf::player::find $login	1465	=item cf::player::find $login
1199		1466
1200	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1201		1468
…		…
1220		1487
1221	sub exists($) {	1488	sub exists($) {
1222	my ($login) = @_;	1489	my ($login) = @_;
1223		1490
1224	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1226	}	1493	}
1227		1494
1228	sub find($) {	1495	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1497	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1508
1242	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1245	}	1518	}
1246	}	1519	}
1247	}	1520	}
1248		1521
…		…
1257	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1258		1531
1259	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1261		1534
		1535	cf::get_slot 0.01;
		1536
1262	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1263	Coro::cede;	1538	cf::cede_to_tick;
1264	}	1539	}
1265		1540
1266	sub new($) {	1541	sub new($) {
1267	my ($login) = @_;	1542	my ($login) = @_;
1268		1543
…		…
1274	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1275		1550
1276	$self	1551	$self
1277	}	1552	}
1278		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
1279	=item $pl->quit_character	1564	=item $pl->quit_character
1280		1565
1281	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
1282	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1283		1568
…		…
1287	my ($pl) = @_;	1572	my ($pl) = @_;
1288		1573
1289	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1290		1575
1291	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1292	$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
1293		1578
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1298		1585
1299	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1623	or return [];
1337		1624
1338	my @logins;	1625	my @logins;
1339		1626
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1344		1637
1345	utf8::decode $login;	1638	utf8::decode $login;
1346	push @logins, $login;	1639	push @logins, $login;
1347	}	1640	}
1348		1641
…		…
1375	}	1668	}
1376		1669
1377	\@paths	1670	\@paths
1378	}	1671	}
1379		1672
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1674
1382	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1383		1676
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1414		1678
1415	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1416		1680
1417	=cut	1681	=cut
1418		1682
1419	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1421		1685
1422	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1424	}	1687	}
1425		1688
1426	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1427		1690
1428	Sends an ext event to the client.	1691	Sends an ext event to the client.
1429		1692
1430	=cut	1693	=cut
1431		1694
1432	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1434		1697
1435	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1436	}	1699	}
1437		1700
1438	=head3 cf::region	1701	=head3 cf::region
1439		1702
1440	=over 4	1703	=over 4
…		…
1453	my ($path) = @_;	1716	my ($path) = @_;
1454		1717
1455	my ($match, $specificity);	1718	my ($match, $specificity);
1456		1719
1457	for my $region (list) {	1720	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1461	}	1724	}
1462	}	1725	}
1463		1726
…		…
1484	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1486		1749
1487	sub generate_random_map {	1750	sub generate_random_map {
1488	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
1489	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1756	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1583	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1584	return $self;	1850	return $self;
1585	}	1851	}
1586	}	1852	}
1587		1853
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1855	()
1590	}	1856	}
1591		1857
1592	sub init {	1858	sub init {
1593	my ($self) = @_;	1859	my ($self) = @_;
…		…
1615		1881
1616	# the temporary/swap location	1882	# the temporary/swap location
1617	sub save_path {	1883	sub save_path {
1618	my ($self) = @_;	1884	my ($self) = @_;
1619		1885
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1622	}	1888	}
1623		1889
1624	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1625	sub uniq_path {	1891	sub uniq_path {
1626	my ($self) = @_;	1892	my ($self) = @_;
1627		1893
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1630	}
1631
1632	# and all this just because we cannot iterate over
1633	# all maps in C++...
1634	sub change_all_map_light {
1635	my ($change) = @_;
1636
1637	$_->change_map_light ($change)
1638	for grep $_->outdoor, values %cf::MAP;
1639	}	1896	}
1640		1897
1641	sub decay_objects {	1898	sub decay_objects {
1642	my ($self) = @_;	1899	my ($self) = @_;
1643		1900
…		…
1656		1913
1657	sub load_header_from($) {	1914	sub load_header_from($) {
1658	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1659		1916
1660	utf8::encode $path;	1917	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	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;
1666		1926
1667	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1668		1928
1669	1	1929	1
1670	}	1930	}
…		…
1724	sub find {	1984	sub find {
1725	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1726		1986
1727	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1728		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1730		1991
1731	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";
1733	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1734	or return;	1994	or return;
1735		1995
1736	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1737		1997
…		…
1739	or return;	1999	or return;
1740		2000
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1744	$map->reset;	2006	$map->reset;
1745	undef $guard;
1746	return find $path;	2007	return find $path;
1747	}	2008	}
1748		2009
1749	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1750	}	2011	}
…		…
1759	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1760		2021
1761	my $path = $self->{path};	2022	my $path = $self->{path};
1762		2023
1763	{	2024	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1765		2026
		2027	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2029
1768	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1769		2031
1770	$self->alloc;	2032	$self->alloc;
1771		2033
1772	$self->pre_load;	2034	$self->pre_load;
1773	Coro::cede;	2035	cf::cede_to_tick;
1774		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1776	or return;	2040	or return;
1777		2041
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1779	if delete $self->{load_original};	2043	if delete $self->{load_original};
1780		2044
1781	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2046	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2049	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1786	}	2053	}
1787	}	2054	}
1788		2055
1789	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1790	# now do the right thing for maps	2059	# now do the right thing for maps
1791	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2062	unless $self->difficulty;
1794	Coro::cede;	2063	cf::cede_to_tick;
1795		2064
1796	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2066	$self->decay_objects;
1798	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1799	$self->update_buttons;	2068	$self->update_buttons;
1800	Coro::cede;	2069	cf::cede_to_tick;
1801	$self->set_darkness_map;
1802	Coro::cede;
1803	$self->activate;	2070	$self->activate;
1804	}	2071	}
1805		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2077	}
1808		2078
1809	$self->post_load;	2079	$self->post_load;
1810	}	2080	}
1811		2081
…		…
1820		2090
1821	$self	2091	$self
1822	}	2092	}
1823		2093
1824	# 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
1825	sub load_diag {	2095	sub load_neighbours {
1826	my ($map) = @_;	2096	my ($map) = @_;
1827		2097
1828	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1829		2099
1830	for (0 .. 3) {	2100	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1832	or next;	2102	or next;
1833	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1834	or next;	2104	or next;
1835	$neigh->load;	2105	$neigh->load;
1836		2106
		2107	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2110	}
1840		2111
1841	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1843	or next;	2115	or next;
1844	$neigh->load;	2116	$neigh->load;
1845	}	2117	}
1846	}	2118	}
1847		2119
…		…
1852	}	2124	}
1853		2125
1854	sub do_load_sync {	2126	sub do_load_sync {
1855	my ($map) = @_;	2127	my ($map) = @_;
1856		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1857	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1858	}	2133	}
1859		2134
1860	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1862		2137
1863	sub find_async {	2138	sub find_async {
1864	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1865		2140
1866	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1867		2142
1868	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2145	}
1871		2146
1872	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1873	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1874	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2154	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2155	$map->load if $v;
		2156	}
1879		2157
1880	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1881	}	2159	}
1882	}	2160	}
1883	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1884	};	2162	};
1885	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1888	}	2166	}
1889		2167
1890	sub save {	2168	sub save {
1891	my ($self) = @_;	2169	my ($self) = @_;
1892		2170
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1894		2172
1895	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1896		2174
1897	return unless $self->dirty;	2175	return unless $self->dirty;
1898		2176
…		…
1904	return if $self->{deny_save};	2182	return if $self->{deny_save};
1905		2183
1906	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1907		2185
1908	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1910	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1911		2192
1912	if ($uniq) {	2193	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2196	} else {
…		…
1921	my ($self) = @_;	2202	my ($self) = @_;
1922		2203
1923	# save first because save cedes	2204	# save first because save cedes
1924	$self->save;	2205	$self->save;
1925		2206
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2208
1928	return if $self->players;	2209	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1930	return if $self->{deny_save};	2211	return if $self->{deny_save};
1931		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1932	$self->clear;	2217	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2218	}
1935		2219
1936	sub reset_at {	2220	sub reset_at {
1937	my ($self) = @_;	2221	my ($self) = @_;
1938		2222
…		…
1956		2240
1957	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1958		2242
1959	return if $self->players;	2243	return if $self->players;
1960		2244
1961	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1962		2246
1963	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
1964		2248
1965	# need to save uniques path	2249	# need to save uniques path
1966	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
1970	if $uniq;	2254	if $uniq;
1971	}	2255	}
1972		2256
1973	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
1974		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2261	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2262
1979	$self->unlink_save;	2263	$self->unlink_save;
1980	$self->destroy;	2264	$self->destroy;
1981	}	2265	}
1982		2266
1983	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
1984		2268
1985	sub nuke {	2269	sub nuke {
1986	my ($self) = @_;	2270	my ($self) = @_;
1987		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
1988	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
1989		2276
1990	$self->unlink_save;	2277	$self->unlink_save;
1991		2278
1992	bless $self, "cf::map";	2279	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2284
1998	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
1999		2287
2000	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2001	}	2289	}
2002		2290
2003	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2045		2333
2046	sub unique_maps() {	2334	sub unique_maps() {
2047	[	2335	[
2048	map {	2336	map {
2049	utf8::decode $_;	2337	utf8::decode $_;
2050	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2051	? normalise $_	2341	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2343	]
2055	}	2344	}
2056		2345
2057	package cf;
2058
2059	=back	2346	=back
2060		2347
2061	=head3 cf::object	2348	=head3 cf::object
2062		2349
2063	=cut	2350	=cut
…		…
2066		2353
2067	=over 4	2354	=over 4
2068		2355
2069	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2070		2357
2071	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2072		2360
2073	=cut	2361	=cut
2074		2362
2075	sub inv_recursive_;	2363	sub inv_recursive_;
2076	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2079		2367
2080	sub inv_recursive {	2368	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2082	}	2370	}
2083		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2084	package cf;	2400	package cf;
2085		2401
2086	=back	2402	=back
2087		2403
2088	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2094	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2095	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2096	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2097		2413
2098	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2099		2429
2100	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2431	# with dialog boxes.
2102	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2103	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2110		2440
2111	} else {	2441	} else {
2112	my $pl = $self->contr;	2442	my $pl = $self->contr;
2113		2443
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2444	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2447
2123	} else {	2448	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2451	}
2127	}	2452	}
		2453	}
		2454
		2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2456
		2457	=cut
		2458
		2459	sub cf::object::send_msg {
		2460	my $pl = shift->contr
		2461	or return;
		2462	$pl->send_msg (@_);
2128	}	2463	}
2129		2464
2130	=item $player_object->may ("access")	2465	=item $player_object->may ("access")
2131		2466
2132	Returns wether the given player is authorized to access resource "access"	2467	Returns wether the given player is authorized to access resource "access"
…		…
2145		2480
2146	=item $player_object->enter_link	2481	=item $player_object->enter_link
2147		2482
2148	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2149		2484
2150	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2151	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2152		2489
2153	Will never block.	2490	Will never block.
2154		2491
2155	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2156		2493
…		…
2211	# use -1 or undef as default coordinates, not 0, 0	2548	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2549	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2550	if $x <=0 && $y <= 0;
2214		2551
2215	$map->load;	2552	$map->load;
2216	$map->load_diag;	2553	$map->load_neighbours;
2217		2554
2218	return unless $self->contr->active;	2555	return unless $self->contr->active;
2219	$self->activate_recursive;
2220		2556
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
2223	}
2224		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
		2562	}
		2563
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2565
2227	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2228	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2229	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2230	the new (success) or old (failed) map position.	2569	the new (success) or old (failed) map position. In either case, $done will
		2570	be called at the end of this process.
		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
2231		2574
2232	=cut	2575	=cut
2233		2576
2234	our $GOTOGEN;	2577	our $GOTOGEN;
2235		2578
2236	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2580	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2581
2239	# do generation counting so two concurrent goto's will be executed in-order	2582	# do generation counting so two concurrent goto's will be executed in-order
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2584
2242	$self->enter_link;	2585	$self->enter_link;
2243		2586
2244	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2245	my $map = eval {	2609	my $map = eval {
2246	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2247		2611
2248	if ($map) {	2612	if ($map) {
2249	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2251	} else {	2615	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2617	}
2254		2618
2255	$map	2619	$map
2256	};	2620	};
2257		2621
…		…
2262		2626
2263	if ($gen == $self->{_goto_generation}) {	2627	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2628	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2629	$self->leave_link ($map, $x, $y);
2266	}	2630	}
		2631
		2632	$done->() if $done;
2267	})->prio (1);	2633	})->prio (1);
2268	}	2634	}
2269		2635
2270	=item $player_object->enter_exit ($exit_object)	2636	=item $player_object->enter_exit ($exit_object)
2271		2637
…		…
2291	}	2657	}
2292		2658
2293	sub prepare_random_map {	2659	sub prepare_random_map {
2294	my ($exit) = @_;	2660	my ($exit) = @_;
2295		2661
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2664	# that depends on the exit object
2301		2665
2302	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2668	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2309	}	2675	}
2310		2676
2311	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2312		2678
2313	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2316		2682
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2685	undef $fh;
2320	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2321		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2324	}	2694	}
2325	}	2695	}
2326		2696
2327	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2329		2699
2330	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2331		2701
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2702	$self->enter_link;
2344		2703
2345	(async {	2704	(async {
2346	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2347	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2348	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2349		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2350	1;	2728	1
2351	}) {	2729	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2353	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2354	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2356		2734
2357	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2376		2754
2377	utf8::encode $text;	2755	utf8::encode $text;
2378	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2756	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2379	}	2757	}
2380		2758
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2759	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2760
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2761	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2762	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2387		2765
2388	=cut	2766	=cut
2389		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/identify" => {
		2771	id => "infobox",
		2772	title => "Identify",
		2773	reply => undef,
		2774	tooltip => "Items recently identified",
		2775	},
		2776	"c/examine" => {
		2777	id => "infobox",
		2778	title => "Examine",
		2779	reply => undef,
		2780	tooltip => "Signs and other items you examined",
		2781	},
		2782	"c/book" => {
		2783	id => "infobox",
		2784	title => "Book",
		2785	reply => undef,
		2786	tooltip => "The contents of a note or book",
		2787	},
		2788	"c/lookat" => {
		2789	id => "infobox",
		2790	title => "Look",
		2791	reply => undef,
		2792	tooltip => "What you saw there",
		2793	},
		2794	"c/who" => {
		2795	id => "infobox",
		2796	title => "Players",
		2797	reply => undef,
		2798	tooltip => "Shows players who are currently online",
		2799	},
		2800	"c/body" => {
		2801	id => "infobox",
		2802	title => "Body Parts",
		2803	reply => undef,
		2804	tooltip => "Shows which body parts you posess and are available",
		2805	},
		2806	"c/statistics" => {
		2807	id => "infobox",
		2808	title => "Statistics",
		2809	reply => undef,
		2810	tooltip => "Shows your primary statistics",
		2811	},
		2812	"c/skills" => {
		2813	id => "infobox",
		2814	title => "Skills",
		2815	reply => undef,
		2816	tooltip => "Shows your experience per skill and item power",
		2817	},
		2818	"c/shopitems" => {
		2819	id => "infobox",
		2820	title => "Shop Items",
		2821	reply => undef,
		2822	tooltip => "Shows the items currently for sale in this shop",
		2823	},
		2824	"c/resistances" => {
		2825	id => "infobox",
		2826	title => "Resistances",
		2827	reply => undef,
		2828	tooltip => "Shows your resistances",
		2829	},
		2830	"c/pets" => {
		2831	id => "infobox",
		2832	title => "Pets",
		2833	reply => undef,
		2834	tooltip => "Shows information abotu your pets/a specific pet",
		2835	},
		2836	"c/perceiveself" => {
		2837	id => "infobox",
		2838	title => "Perceive Self",
		2839	reply => undef,
		2840	tooltip => "You gained detailed knowledge about yourself",
		2841	},
		2842	"c/uptime" => {
		2843	id => "infobox",
		2844	title => "Uptime",
		2845	reply => undef,
		2846	tooltip => "How long the server has been running since last restart",
		2847	},
		2848	"c/mapinfo" => {
		2849	id => "infobox",
		2850	title => "Map Info",
		2851	reply => undef,
		2852	tooltip => "Information related to the maps",
		2853	},
		2854	"c/party" => {
		2855	id => "party",
		2856	title => "Party",
		2857	reply => "gsay ",
		2858	tooltip => "Messages and chat related to your party",
		2859	},
		2860	"c/death" => {
		2861	id => "death",
		2862	title => "Death",
		2863	reply => undef,
		2864	tooltip => "Reason for and more info about your most recent death",
		2865	},
		2866	"c/say" => $SAY_CHANNEL,
		2867	"c/chat" => $CHAT_CHANNEL,
		2868	);
		2869
2390	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2872
2393	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg)
		2874	unless $color & cf::NDI_VERBATIM;
2394		2875
2395	if ($self->can_msg) {	2876	$color &= cf::NDI_CLIENT_MASK; # just in case...
2396	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));
2397	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407		2877
2408	if ($color >= 0) {	2878	# check predefined channels, for the benefit of C
2409	if (0 && $msg =~ /\[/) {	2879	if ($CHANNEL{$channel}) {
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	2880	$channel = $CHANNEL{$channel};
2411	} else {	2881
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2882	$self->ext_msg (channel_info => $channel);
2413	$self->send_packet ("drawinfo $color $msg")	2883	$channel = $channel->{id};
		2884
		2885	} elsif (ref $channel) {
		2886	# send meta info to client, if not yet sent
		2887	unless (exists $self->{channel}{$channel->{id}}) {
		2888	$self->{channel}{$channel->{id}} = $channel;
		2889	$self->ext_msg (channel_info => $channel);
2414	}	2890	}
2415	}
2416	}
2417	}
2418		2891
		2892	$channel = $channel->{id};
		2893	}
		2894
		2895	return unless @extra || length $msg;
		2896
		2897	# default colour, mask it out
		2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2899	if $color & cf::NDI_DEF;
		2900
		2901	my $pkt = "msg "
		2902	. $self->{json_coder}->encode (
		2903	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2904	);
		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if (8192 < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
		2917	}
		2918
2419	=item $client->ext_event ($type, %msg)	2919	=item $client->ext_msg ($type, @msg)
2420		2920
2421	Sends an ext event to the client.	2921	Sends an ext event to the client.
2422		2922
2423	=cut	2923	=cut
2424		2924
2425	sub cf::client::ext_event($$%) {	2925	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	2926	my ($self, $type, @msg) = @_;
2427		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2930	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	2931	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
		2934	}
		2935
		2936	=item $client->ext_reply ($msgid, @msg)
		2937
		2938	Sends an ext reply to the client.
		2939
		2940	=cut
		2941
		2942	sub cf::client::ext_reply($$@) {
		2943	my ($self, $id, @msg) = @_;
		2944
		2945	if ($self->extcmd == 2) {
		2946	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2947	} elsif ($self->extcmd == 1) {
		2948	#TODO: version 1, remove
		2949	unshift @msg, msgtype => "reply", msgid => $id;
		2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2951	}
2430	}	2952	}
2431		2953
2432	=item $success = $client->query ($flags, "text", \&cb)	2954	=item $success = $client->query ($flags, "text", \&cb)
2433		2955
2434	Queues a query to the client, calling the given callback with	2956	Queues a query to the client, calling the given callback with
…		…
2489	my ($ns, $buf) = @_;	3011	my ($ns, $buf) = @_;
2490		3012
2491	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3013	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2492		3014
2493	if (ref $msg) {	3015	if (ref $msg) {
		3016	my ($type, $reply, @payload) =
		3017	"ARRAY" eq ref $msg
		3018	? @$msg
		3019	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3020
		3021	my @reply;
		3022
2494	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3023	if (my $cb = $EXTICMD{$type}) {
2495	if (my %reply = $cb->($ns, $msg)) {	3024	@reply = $cb->($ns, @payload);
2496	$reply{msgid} = $msg->{msgid};
2497	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2498	}
2499	}	3025	}
		3026
		3027	$ns->ext_reply ($reply, @reply)
		3028	if $reply;
		3029
2500	} else {	3030	} else {
2501	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3031	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2502	}	3032	}
2503		3033
2504	cf::override;	3034	cf::override;
…		…
2551	our $safe = new Safe "safe";	3081	our $safe = new Safe "safe";
2552	our $safe_hole = new Safe::Hole;	3082	our $safe_hole = new Safe::Hole;
2553		3083
2554	$SIG{FPE} = 'IGNORE';	3084	$SIG{FPE} = 'IGNORE';
2555		3085
2556	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3086	$safe->permit_only (Opcode::opset qw(
		3087	:base_core :base_mem :base_orig :base_math
		3088	grepstart grepwhile mapstart mapwhile
		3089	sort time
		3090	));
2557		3091
2558	# here we export the classes and methods available to script code	3092	# here we export the classes and methods available to script code
2559		3093
2560	=pod	3094	=pod
2561		3095
2562	The following functions and methods are available within a safe environment:	3096	The following functions and methods are available within a safe environment:
2563		3097
2564	cf::object contr pay_amount pay_player map	3098	cf::object
		3099	contr pay_amount pay_player map x y force_find force_add destroy
		3100	insert remove name archname title slaying race decrease split
		3101	value
		3102
2565	cf::object::player player	3103	cf::object::player
2566	cf::player peaceful	3104	player
2567	cf::map trigger	3105
		3106	cf::player
		3107	peaceful
		3108
		3109	cf::map
		3110	trigger
2568		3111
2569	=cut	3112	=cut
2570		3113
2571	for (	3114	for (
2572	["cf::object" => qw(contr pay_amount pay_player map)],	3115	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3116	insert remove inv nrof name archname title slaying race
		3117	decrease split destroy change_exp value msg lore send_msg)],
2573	["cf::object::player" => qw(player)],	3118	["cf::object::player" => qw(player)],
2574	["cf::player" => qw(peaceful)],	3119	["cf::player" => qw(peaceful send_msg)],
2575	["cf::map" => qw(trigger)],	3120	["cf::map" => qw(trigger)],
2576	) {	3121	) {
2577	no strict 'refs';	3122	no strict 'refs';
2578	my ($pkg, @funs) = @$_;	3123	my ($pkg, @funs) = @$_;
2579	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3124	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2596	my ($code, %vars) = @_;	3141	my ($code, %vars) = @_;
2597		3142
2598	my $qcode = $code;	3143	my $qcode = $code;
2599	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3144	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2600	$qcode =~ s/\n/\\n/g;	3145	$qcode =~ s/\n/\\n/g;
		3146
		3147	%vars = (_dummy => 0) unless %vars;
2601		3148
2602	local $_;	3149	local $_;
2603	local @safe::cf::_safe_eval_args = values %vars;	3150	local @safe::cf::_safe_eval_args = values %vars;
2604		3151
2605	my $eval =	3152	my $eval =
…		…
2653	# the server's init and main functions	3200	# the server's init and main functions
2654		3201
2655	sub load_facedata($) {	3202	sub load_facedata($) {
2656	my ($path) = @_;	3203	my ($path) = @_;
2657		3204
		3205	# HACK to clear player env face cache, we need some signal framework
		3206	# for this (global event?)
		3207	%ext::player_env::MUSIC_FACE_CACHE = ();
		3208
		3209	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3210
2658	warn "loading facedata from $path\n";	3211	warn "loading facedata from $path\n";
2659		3212
2660	my $facedata;	3213	my $facedata;
2661	0 < aio_load $path, $facedata	3214	0 < aio_load $path, $facedata
2662	or die "$path: $!";	3215	or die "$path: $!";
…		…
2664	$facedata = Coro::Storable::thaw $facedata;	3217	$facedata = Coro::Storable::thaw $facedata;
2665		3218
2666	$facedata->{version} == 2	3219	$facedata->{version} == 2
2667	or cf::cleanup "$path: version mismatch, cannot proceed.";	3220	or cf::cleanup "$path: version mismatch, cannot proceed.";
2668		3221
		3222	# patch in the exptable
		3223	$facedata->{resource}{"res/exp_table"} = {
		3224	type => FT_RSRC,
		3225	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3226	};
		3227	cf::cede_to_tick;
		3228
2669	{	3229	{
2670	my $faces = $facedata->{faceinfo};	3230	my $faces = $facedata->{faceinfo};
2671		3231
2672	while (my ($face, $info) = each %$faces) {	3232	while (my ($face, $info) = each %$faces) {
2673	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3233	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3234
2674	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3235	cf::face::set_visibility $idx, $info->{visibility};
		3236	cf::face::set_magicmap $idx, $info->{magicmap};
2675	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3237	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2676	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3238	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2677	Coro::cede;	3239
		3240	cf::cede_to_tick;
2678	}	3241	}
2679		3242
2680	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2681	next unless $info->{smooth};	3244	next unless $info->{smooth};
		3245
2682	my $idx = cf::face::find $face	3246	my $idx = cf::face::find $face
2683	or next;	3247	or next;
		3248
2684	if (my $smooth = cf::face::find $info->{smooth}) {	3249	if (my $smooth = cf::face::find $info->{smooth}) {
		3250	cf::face::set_smooth $idx, $smooth;
2685	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3251	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2686	} else {	3252	} else {
2687	warn "smooth face '$info->{smooth}' not found for face '$face'";	3253	warn "smooth face '$info->{smooth}' not found for face '$face'";
2688	}	3254	}
2689	Coro::cede;	3255
		3256	cf::cede_to_tick;
2690	}	3257	}
2691	}	3258	}
2692		3259
2693	{	3260	{
2694	my $anims = $facedata->{animinfo};	3261	my $anims = $facedata->{animinfo};
2695		3262
2696	while (my ($anim, $info) = each %$anims) {	3263	while (my ($anim, $info) = each %$anims) {
2697	cf::anim::set $anim, $info->{frames}, $info->{facings};	3264	cf::anim::set $anim, $info->{frames}, $info->{facings};
2698	Coro::cede;	3265	cf::cede_to_tick;
2699	}	3266	}
2700		3267
2701	cf::anim::invalidate_all; # d'oh	3268	cf::anim::invalidate_all; # d'oh
2702	}	3269	}
2703		3270
		3271	{
		3272	# TODO: for gcfclient pleasure, we should give resources
		3273	# that gcfclient doesn't grok a >10000 face index.
		3274	my $res = $facedata->{resource};
		3275
		3276	while (my ($name, $info) = each %$res) {
		3277	if (defined $info->{type}) {
		3278	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3279	my $data;
		3280
		3281	if ($info->{type} & 1) {
		3282	# prepend meta info
		3283
		3284	my $meta = $enc->encode ({
		3285	name => $name,
		3286	%{ $info->{meta} || {} },
		3287	});
		3288
		3289	$data = pack "(w/a*)*", $meta, $info->{data};
		3290	} else {
		3291	$data = $info->{data};
		3292	}
		3293
		3294	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3295	cf::face::set_type $idx, $info->{type};
		3296	} else {
		3297	$RESOURCE{$name} = $info;
		3298	}
		3299
		3300	cf::cede_to_tick;
		3301	}
		3302	}
		3303
		3304	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3305
2704	1	3306	1
2705	}	3307	}
2706		3308
		3309	cf::global->attach (on_resource_update => sub {
		3310	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3311	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3312
		3313	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3314	my $sound = $soundconf->{compat}[$_]
		3315	or next;
		3316
		3317	my $face = cf::face::find "sound/$sound->[1]";
		3318	cf::sound::set $sound->[0] => $face;
		3319	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3320	}
		3321
		3322	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3323	my $face = cf::face::find "sound/$v";
		3324	cf::sound::set $k => $face;
		3325	}
		3326	}
		3327	});
		3328
		3329	register_exticmd fx_want => sub {
		3330	my ($ns, $want) = @_;
		3331
		3332	while (my ($k, $v) = each %$want) {
		3333	$ns->fx_want ($k, $v);
		3334	}
		3335	};
		3336
		3337	sub load_resource_file($) {
		3338	my $guard = lock_acquire "load_resource_file";
		3339
		3340	my $status = load_resource_file_ $_[0];
		3341	get_slot 0.1, 100;
		3342	cf::arch::commit_load;
		3343
		3344	$status
		3345	}
		3346
2707	sub reload_regions {	3347	sub reload_regions {
		3348	# HACK to clear player env face cache, we need some signal framework
		3349	# for this (global event?)
		3350	%ext::player_env::MUSIC_FACE_CACHE = ();
		3351
2708	load_resource_file "$MAPDIR/regions"	3352	load_resource_file "$MAPDIR/regions"
2709	or die "unable to load regions file\n";	3353	or die "unable to load regions file\n";
		3354
		3355	for (cf::region::list) {
		3356	$_->{match} = qr/$_->{match}/
		3357	if exists $_->{match};
		3358	}
2710	}	3359	}
2711		3360
2712	sub reload_facedata {	3361	sub reload_facedata {
2713	load_facedata "$DATADIR/facedata"	3362	load_facedata "$DATADIR/facedata"
2714	or die "unable to load facedata\n";	3363	or die "unable to load facedata\n";
2715	}	3364	}
2716		3365
2717	sub reload_archetypes {	3366	sub reload_archetypes {
2718	load_resource_file "$DATADIR/archetypes"	3367	load_resource_file "$DATADIR/archetypes"
2719	or die "unable to load archetypes\n";	3368	or die "unable to load archetypes\n";
2720	#d# NEED to laod twice to resolve forward references
2721	# this really needs to be done in an extra post-pass
2722	# (which needs to be synchronous, so solve it differently)
2723	load_resource_file "$DATADIR/archetypes"
2724	or die "unable to load archetypes\n";
2725	}	3369	}
2726		3370
2727	sub reload_treasures {	3371	sub reload_treasures {
2728	load_resource_file "$DATADIR/treasures"	3372	load_resource_file "$DATADIR/treasures"
2729	or die "unable to load treasurelists\n";	3373	or die "unable to load treasurelists\n";
2730	}	3374	}
2731		3375
2732	sub reload_resources {	3376	sub reload_resources {
2733	warn "reloading resource files...\n";	3377	warn "reloading resource files...\n";
2734		3378
		3379	reload_facedata;
		3380	reload_archetypes;
2735	reload_regions;	3381	reload_regions;
2736	reload_facedata;
2737	#reload_archetypes;#d#
2738	reload_archetypes;
2739	reload_treasures;	3382	reload_treasures;
2740		3383
2741	warn "finished reloading resource files\n";	3384	warn "finished reloading resource files\n";
2742	}	3385	}
2743		3386
2744	sub init {	3387	sub reload_config {
2745	reload_resources;
2746	}
2747
2748	sub cfg_load {
2749	open my $fh, "<:utf8", "$CONFDIR/config"	3388	open my $fh, "<:utf8", "$CONFDIR/config"
2750	or return;	3389	or return;
2751		3390
2752	local $/;	3391	local $/;
2753	*CFG = YAML::Syck::Load <$fh>;	3392	*CFG = YAML::XS::Load <$fh>;
2754		3393
2755	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3394	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2756		3395
2757	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3396	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2758	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3397	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2764	};	3403	};
2765	warn $@ if $@;	3404	warn $@ if $@;
2766	}	3405	}
2767	}	3406	}
2768		3407
		3408	sub pidfile() {
		3409	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3410	or die "$PIDFILE: $!";
		3411	flock $fh, &Fcntl::LOCK_EX
		3412	or die "$PIDFILE: flock: $!";
		3413	$fh
		3414	}
		3415
		3416	# make sure only one server instance is running at any one time
		3417	sub atomic {
		3418	my $fh = pidfile;
		3419
		3420	my $pid = <$fh>;
		3421	kill 9, $pid if $pid > 0;
		3422
		3423	seek $fh, 0, 0;
		3424	print $fh $$;
		3425	}
		3426
		3427	sub main_loop {
		3428	warn "EV::loop starting\n";
		3429	if (1) {
		3430	EV::loop;
		3431	}
		3432	warn "EV::loop returned\n";
		3433	goto &main_loop unless $REALLY_UNLOOP;
		3434	}
		3435
2769	sub main {	3436	sub main {
		3437	cf::init_globals; # initialise logging
		3438
		3439	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3440	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3441	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3442	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3443
		3444	cf::init_experience;
		3445	cf::init_anim;
		3446	cf::init_attackmess;
		3447	cf::init_dynamic;
		3448
		3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450
2770	# we must not ever block the main coroutine	3451	# we must not ever block the main coroutine
2771	local $Coro::idle = sub {	3452	local $Coro::idle = sub {
2772	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3453	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2773	(async {	3454	(async {
2774	Event::one_event;	3455	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3456	EV::loop EV::LOOP_ONESHOT;
2775	})->prio (Coro::PRIO_MAX);	3457	})->prio (Coro::PRIO_MAX);
2776	};	3458	};
2777		3459
2778	cfg_load;	3460	evthread_start IO::AIO::poll_fileno;
		3461
		3462	cf::sync_job {
		3463	reload_resources;
		3464	reload_config;
2779	db_init;	3465	db_init;
		3466
		3467	cf::load_settings;
		3468	cf::load_materials;
		3469	cf::init_uuid;
		3470	cf::init_signals;
		3471	cf::init_commands;
		3472	cf::init_skills;
		3473
		3474	cf::init_beforeplay;
		3475
		3476	atomic;
		3477
2780	load_extensions;	3478	load_extensions;
2781		3479
2782	$TICK_WATCHER->start;	3480	utime time, time, $RUNTIMEFILE;
2783	Event::loop;	3481
		3482	# no (long-running) fork's whatsoever before this point(!)
		3483	use POSIX ();
		3484	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3485
		3486	(pop @POST_INIT)->(0) while @POST_INIT;
		3487	};
		3488
		3489	main_loop;
2784	}	3490	}
2785		3491
2786	#############################################################################	3492	#############################################################################
2787	# initialisation and cleanup	3493	# initialisation and cleanup
2788		3494
2789	# install some emergency cleanup handlers	3495	# install some emergency cleanup handlers
2790	BEGIN {	3496	BEGIN {
		3497	our %SIGWATCHER = ();
2791	for my $signal (qw(INT HUP TERM)) {	3498	for my $signal (qw(INT HUP TERM)) {
2792	Event->signal (	3499	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2793	reentrant => 0,
2794	data => WF_AUTOCANCEL,
2795	signal => $signal,
2796	prio => 0,
2797	cb => sub {
2798	cf::cleanup "SIG$signal";	3500	cf::cleanup "SIG$signal";
2799	},
2800	);	3501	};
2801	}	3502	}
2802	}	3503	}
2803		3504
2804	sub write_runtime {	3505	sub write_runtime_sync {
2805	my $runtime = "$LOCALDIR/runtime";
2806
2807	# first touch the runtime file to show we are still running:	3506	# first touch the runtime file to show we are still running:
2808	# the fsync below can take a very very long time.	3507	# the fsync below can take a very very long time.
2809		3508
2810	IO::AIO::aio_utime $runtime, undef, undef;	3509	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2811		3510
2812	my $guard = cf::lock_acquire "write_runtime";	3511	my $guard = cf::lock_acquire "write_runtime";
2813		3512
2814	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3513	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2815	or return;	3514	or return;
2816		3515
2817	my $value = $cf::RUNTIME + 90 + 10;	3516	my $value = $cf::RUNTIME + 90 + 10;
2818	# 10 is the runtime save interval, for a monotonic clock	3517	# 10 is the runtime save interval, for a monotonic clock
2819	# 60 allows for the watchdog to kill the server.	3518	# 60 allows for the watchdog to kill the server.
…		…
2829	aio_utime $fh, undef, undef;	3528	aio_utime $fh, undef, undef;
2830		3529
2831	close $fh	3530	close $fh
2832	or return;	3531	or return;
2833		3532
2834	aio_rename "$runtime~", $runtime	3533	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2835	and return;	3534	and return;
2836		3535
2837	warn "runtime file written.\n";	3536	warn "runtime file written.\n";
2838		3537
2839	1	3538	1
		3539	}
		3540
		3541	our $uuid_lock;
		3542	our $uuid_skip;
		3543
		3544	sub write_uuid_sync($) {
		3545	$uuid_skip ||= $_[0];
		3546
		3547	return if $uuid_lock;
		3548	local $uuid_lock = 1;
		3549
		3550	my $uuid = "$LOCALDIR/uuid";
		3551
		3552	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3553	or return;
		3554
		3555	my $value = uuid_seq uuid_cur;
		3556
		3557	unless ($value) {
		3558	warn "cowardly refusing to write zero uuid value!\n";
		3559	return;
		3560	}
		3561
		3562	my $value = uuid_str $value + $uuid_skip;
		3563	$uuid_skip = 0;
		3564
		3565	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3566	and return;
		3567
		3568	# always fsync - this file is important
		3569	aio_fsync $fh
		3570	and return;
		3571
		3572	close $fh
		3573	or return;
		3574
		3575	aio_rename "$uuid~", $uuid
		3576	and return;
		3577
		3578	warn "uuid file written ($value).\n";
		3579
		3580	1
		3581
		3582	}
		3583
		3584	sub write_uuid($$) {
		3585	my ($skip, $sync) = @_;
		3586
		3587	$sync ? write_uuid_sync $skip
		3588	: async { write_uuid_sync $skip };
2840	}	3589	}
2841		3590
2842	sub emergency_save() {	3591	sub emergency_save() {
2843	my $freeze_guard = cf::freeze_mainloop;	3592	my $freeze_guard = cf::freeze_mainloop;
2844		3593
2845	warn "enter emergency perl save\n";	3594	warn "emergency_perl_save: enter\n";
2846		3595
2847	cf::sync_job {	3596	cf::sync_job {
		3597	# this is a trade-off: we want to be very quick here, so
		3598	# save all maps without fsync, and later call a global sync
		3599	# (which in turn might be very very slow)
		3600	local $USE_FSYNC = 0;
		3601
2848	# use a peculiar iteration method to avoid tripping on perl	3602	# use a peculiar iteration method to avoid tripping on perl
2849	# refcount bugs in for. also avoids problems with players	3603	# refcount bugs in for. also avoids problems with players
2850	# and maps saved/destroyed asynchronously.	3604	# and maps saved/destroyed asynchronously.
2851	warn "begin emergency player save\n";	3605	warn "emergency_perl_save: begin player save\n";
2852	for my $login (keys %cf::PLAYER) {	3606	for my $login (keys %cf::PLAYER) {
2853	my $pl = $cf::PLAYER{$login} or next;	3607	my $pl = $cf::PLAYER{$login} or next;
2854	$pl->valid or next;	3608	$pl->valid or next;
		3609	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2855	$pl->save;	3610	$pl->save;
2856	}	3611	}
2857	warn "end emergency player save\n";	3612	warn "emergency_perl_save: end player save\n";
2858		3613
2859	warn "begin emergency map save\n";	3614	warn "emergency_perl_save: begin map save\n";
2860	for my $path (keys %cf::MAP) {	3615	for my $path (keys %cf::MAP) {
2861	my $map = $cf::MAP{$path} or next;	3616	my $map = $cf::MAP{$path} or next;
2862	$map->valid or next;	3617	$map->valid or next;
2863	$map->save;	3618	$map->save;
2864	}	3619	}
2865	warn "end emergency map save\n";	3620	warn "emergency_perl_save: end map save\n";
2866		3621
2867	warn "begin emergency database checkpoint\n";	3622	warn "emergency_perl_save: begin database checkpoint\n";
2868	BDB::db_env_txn_checkpoint $DB_ENV;	3623	BDB::db_env_txn_checkpoint $DB_ENV;
2869	warn "end emergency database checkpoint\n";	3624	warn "emergency_perl_save: end database checkpoint\n";
		3625
		3626	warn "emergency_perl_save: begin write uuid\n";
		3627	write_uuid_sync 1;
		3628	warn "emergency_perl_save: end write uuid\n";
2870	};	3629	};
2871		3630
		3631	warn "emergency_perl_save: starting sync()\n";
		3632	IO::AIO::aio_sync sub {
		3633	warn "emergency_perl_save: finished sync()\n";
		3634	};
		3635
2872	warn "leave emergency perl save\n";	3636	warn "emergency_perl_save: leave\n";
2873	}	3637	}
2874		3638
2875	sub post_cleanup {	3639	sub post_cleanup {
2876	my ($make_core) = @_;	3640	my ($make_core) = @_;
2877		3641
2878	warn Carp::longmess "post_cleanup backtrace"	3642	warn Carp::longmess "post_cleanup backtrace"
2879	if $make_core;	3643	if $make_core;
		3644
		3645	my $fh = pidfile;
		3646	unlink $PIDFILE if <$fh> == $$;
		3647	}
		3648
		3649	# a safer delete_package, copied from Symbol
		3650	sub clear_package($) {
		3651	my $pkg = shift;
		3652
		3653	# expand to full symbol table name if needed
		3654	unless ($pkg =~ /^main::.*::$/) {
		3655	$pkg = "main$pkg" if $pkg =~ /^::/;
		3656	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3657	$pkg .= '::' unless $pkg =~ /::$/;
		3658	}
		3659
		3660	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3661	my $stem_symtab = *{$stem}{HASH};
		3662
		3663	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3664	or return;
		3665
		3666	# clear all symbols
		3667	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3668	for my $name (keys %$leaf_symtab) {
		3669	_gv_clear *{"$pkg$name"};
		3670	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3671	}
		3672	warn "cleared package $pkg\n";#d#
2880	}	3673	}
2881		3674
2882	sub do_reload_perl() {	3675	sub do_reload_perl() {
2883	# can/must only be called in main	3676	# can/must only be called in main
2884	if ($Coro::current != $Coro::main) {	3677	if ($Coro::current != $Coro::main) {
2885	warn "can only reload from main coroutine";	3678	warn "can only reload from main coroutine";
2886	return;	3679	return;
2887	}	3680	}
2888		3681
		3682	return if $RELOAD++;
		3683
		3684	my $t1 = EV::time;
		3685
		3686	while ($RELOAD) {
2889	warn "reloading...";	3687	warn "reloading...";
2890		3688
2891	warn "entering sync_job";	3689	warn "entering sync_job";
2892		3690
2893	cf::sync_job {	3691	cf::sync_job {
2894	cf::write_runtime; # external watchdog should not bark	3692	cf::write_runtime_sync; # external watchdog should not bark
2895	cf::emergency_save;	3693	cf::emergency_save;
2896	cf::write_runtime; # external watchdog should not bark	3694	cf::write_runtime_sync; # external watchdog should not bark
2897		3695
2898	warn "syncing database to disk";	3696	warn "syncing database to disk";
2899	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
2900		3698
2901	# if anything goes wrong in here, we should simply crash as we already saved	3699	# if anything goes wrong in here, we should simply crash as we already saved
2902		3700
2903	warn "cancelling all WF_AUTOCANCEL watchers";
2904	for (Event::all_watchers) {
2905	$_->cancel if $_->data & WF_AUTOCANCEL;
2906	}
2907
2908	warn "flushing outstanding aio requests";	3701	warn "flushing outstanding aio requests";
2909	for (;;) {
2910	BDB::flush;
2911	IO::AIO::flush;
2912	Coro::cede;
2913	last unless IO::AIO::nreqs || BDB::nreqs;	3702	while (IO::AIO::nreqs || BDB::nreqs) {
2914	warn "iterate...";	3703	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2915	}
2916
2917	++$RELOAD;
2918
2919	warn "cancelling all extension coros";
2920	$_->cancel for values %EXT_CORO;
2921	%EXT_CORO = ();
2922
2923	warn "removing commands";
2924	%COMMAND = ();
2925
2926	warn "removing ext/exti commands";
2927	%EXTCMD = ();
2928	%EXTICMD = ();
2929
2930	warn "unloading/nuking all extensions";
2931	for my $pkg (@EXTS) {
2932	warn "... unloading $pkg";
2933
2934	if (my $cb = $pkg->can ("unload")) {
2935	eval {
2936	$cb->($pkg);
2937	1
2938	} or warn "$pkg unloaded, but with errors: $@";
2939	}	3704	}
2940		3705
2941	warn "... nuking $pkg";	3706	warn "cancelling all extension coros";
2942	Symbol::delete_package $pkg;	3707	$_->cancel for values %EXT_CORO;
2943	}	3708	%EXT_CORO = ();
2944		3709
2945	warn "unloading all perl modules loaded from $LIBDIR";	3710	warn "removing commands";
2946	while (my ($k, $v) = each %INC) {	3711	%COMMAND = ();
2947	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2948		3712
		3713	warn "removing ext/exti commands";
		3714	%EXTCMD = ();
		3715	%EXTICMD = ();
		3716
		3717	warn "unloading/nuking all extensions";
		3718	for my $pkg (@EXTS) {
2949	warn "... unloading $k";	3719	warn "... unloading $pkg";
2950	delete $INC{$k};
2951		3720
2952	$k =~ s/\.pm$//;
2953	$k =~ s/\//::/g;
2954
2955	if (my $cb = $k->can ("unload_module")) {	3721	if (my $cb = $pkg->can ("unload")) {
		3722	eval {
2956	$cb->();	3723	$cb->($pkg);
		3724	1
		3725	} or warn "$pkg unloaded, but with errors: $@";
		3726	}
		3727
		3728	warn "... clearing $pkg";
		3729	clear_package $pkg;
2957	}	3730	}
2958		3731
2959	Symbol::delete_package $k;	3732	warn "unloading all perl modules loaded from $LIBDIR";
		3733	while (my ($k, $v) = each %INC) {
		3734	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3735
		3736	warn "... unloading $k";
		3737	delete $INC{$k};
		3738
		3739	$k =~ s/\.pm$//;
		3740	$k =~ s/\//::/g;
		3741
		3742	if (my $cb = $k->can ("unload_module")) {
		3743	$cb->();
		3744	}
		3745
		3746	clear_package $k;
2960	}	3747	}
2961		3748
2962	warn "getting rid of safe::, as good as possible";	3749	warn "getting rid of safe::, as good as possible";
2963	Symbol::delete_package "safe::$_"	3750	clear_package "safe::$_"
2964	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3751	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2965		3752
2966	warn "unloading cf.pm \"a bit\"";	3753	warn "unloading cf.pm \"a bit\"";
2967	delete $INC{"cf.pm"};	3754	delete $INC{"cf.pm"};
2968	delete $INC{"cf/pod.pm"};	3755	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2969		3756
2970	# don't, removes xs symbols, too,	3757	# don't, removes xs symbols, too,
2971	# and global variables created in xs	3758	# and global variables created in xs
2972	#Symbol::delete_package __PACKAGE__;	3759	#clear_package __PACKAGE__;
2973		3760
2974	warn "unload completed, starting to reload now";	3761	warn "unload completed, starting to reload now";
2975		3762
2976	warn "reloading cf.pm";	3763	warn "reloading cf.pm";
2977	require cf;	3764	require cf;
2978	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3765	cf::_connect_to_perl_1;
2979		3766
2980	warn "loading config and database again";	3767	warn "loading config and database again";
2981	cf::cfg_load;	3768	cf::reload_config;
2982		3769
2983	warn "loading extensions";	3770	warn "loading extensions";
2984	cf::load_extensions;	3771	cf::load_extensions;
2985		3772
		3773	if ($REATTACH_ON_RELOAD) {
2986	warn "reattaching attachments to objects/players";	3774	warn "reattaching attachments to objects/players";
2987	_global_reattach; # objects, sockets	3775	_global_reattach; # objects, sockets
2988	warn "reattaching attachments to maps";	3776	warn "reattaching attachments to maps";
2989	reattach $_ for values %MAP;	3777	reattach $_ for values %MAP;
2990	warn "reattaching attachments to players";	3778	warn "reattaching attachments to players";
2991	reattach $_ for values %PLAYER;	3779	reattach $_ for values %PLAYER;
		3780	}
2992		3781
		3782	warn "running post_init jobs";
		3783	(pop @POST_INIT)->(1) while @POST_INIT;
		3784
2993	warn "leaving sync_job";	3785	warn "leaving sync_job";
2994		3786
2995	1	3787	1
2996	} or do {	3788	} or do {
2997	warn $@;	3789	warn $@;
2998	warn "error while reloading, exiting.";	3790	cf::cleanup "error while reloading, exiting.";
2999	exit 1;
3000	};	3791	};
3001		3792
3002	warn "reloaded";	3793	warn "reloaded";
		3794	--$RELOAD;
		3795	}
		3796
		3797	$t1 = EV::time - $t1;
		3798	warn "reload completed in ${t1}s\n";
3003	};	3799	};
3004		3800
3005	our $RELOAD_WATCHER; # used only during reload	3801	our $RELOAD_WATCHER; # used only during reload
3006		3802
3007	sub reload_perl() {	3803	sub reload_perl() {
3008	# doing reload synchronously and two reloads happen back-to-back,	3804	# doing reload synchronously and two reloads happen back-to-back,
3009	# coro crashes during coro_state_free->destroy here.	3805	# coro crashes during coro_state_free->destroy here.
3010		3806
3011	$RELOAD_WATCHER ||= Event->timer (	3807	$RELOAD_WATCHER ||= cf::async {
3012	reentrant => 0,	3808	Coro::AIO::aio_wait cache_extensions;
3013	after => 0,	3809
3014	data => WF_AUTOCANCEL,	3810	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3015	cb => sub {
3016	do_reload_perl;	3811	do_reload_perl;
3017	undef $RELOAD_WATCHER;	3812	undef $RELOAD_WATCHER;
3018	},	3813	};
3019	);	3814	};
3020	}	3815	}
3021		3816
3022	register_command "reload" => sub {	3817	register_command "reload" => sub {
3023	my ($who, $arg) = @_;	3818	my ($who, $arg) = @_;
3024		3819
3025	if ($who->flag (FLAG_WIZ)) {	3820	if ($who->flag (FLAG_WIZ)) {
3026	$who->message ("reloading server.");	3821	$who->message ("reloading server.");
		3822	async {
		3823	$Coro::current->{desc} = "perl_reload";
3027	async { reload_perl };	3824	reload_perl;
		3825	};
3028	}	3826	}
3029	};	3827	};
3030		3828
3031	unshift @INC, $LIBDIR;	3829	unshift @INC, $LIBDIR;
3032		3830
…		…
3034		3832
3035	our @WAIT_FOR_TICK;	3833	our @WAIT_FOR_TICK;
3036	our @WAIT_FOR_TICK_BEGIN;	3834	our @WAIT_FOR_TICK_BEGIN;
3037		3835
3038	sub wait_for_tick {	3836	sub wait_for_tick {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3837	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3838
3042	my $signal = new Coro::Signal;	3839	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK, $signal;	3840	push @WAIT_FOR_TICK, $signal;
3044	$signal->wait;	3841	$signal->wait;
3045	}	3842	}
3046		3843
3047	sub wait_for_tick_begin {	3844	sub wait_for_tick_begin {
3048	return unless $TICK_WATCHER->is_active;
3049	return if $Coro::current == $Coro::main;	3845	return if tick_inhibit || $Coro::current == $Coro::main;
3050		3846
3051	my $signal = new Coro::Signal;	3847	my $signal = new Coro::Signal;
3052	push @WAIT_FOR_TICK_BEGIN, $signal;	3848	push @WAIT_FOR_TICK_BEGIN, $signal;
3053	$signal->wait;	3849	$signal->wait;
3054	}	3850	}
3055		3851
3056	my $min = 1e6;#d#	3852	sub tick {
3057	my $avg = 10;
3058	$TICK_WATCHER = Event->timer (
3059	reentrant => 0,
3060	parked => 1,
3061	prio => 0,
3062	at => $NEXT_TICK || $TICK,
3063	data => WF_AUTOCANCEL,
3064	cb => sub {
3065	if ($Coro::current != $Coro::main) {	3853	if ($Coro::current != $Coro::main) {
3066	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3854	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3067	unless ++$bug_warning > 10;	3855	unless ++$bug_warning > 10;
3068	return;	3856	return;
3069	}	3857	}
3070		3858
3071	$NOW = $tick_start = Event::time;
3072
3073	cf::server_tick; # one server iteration	3859	cf::server_tick; # one server iteration
3074		3860
3075	0 && sync_job {#d#	3861	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3076	for(1..10) {	3862	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3077	my $t = Event::time;	3863	Coro::async_pool {
3078	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3864	$Coro::current->{desc} = "runtime saver";
3079	or die;	3865	write_runtime_sync
3080		3866	or warn "ERROR: unable to write runtime file: $!";
3081	$map->width (50);
3082	$map->height (50);
3083	$map->alloc;
3084	$map->_load_objects ("/tmp/x.map", 1);
3085	my $t = Event::time - $t;
3086
3087	#next unless $t < 0.0013;#d#
3088	if ($t < $min) {
3089	$min = $t;
3090	}
3091	$avg = $avg * 0.99 + $t * 0.01;
3092	}
3093	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3094	exit 0;
3095	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3096	};	3867	};
		3868	}
3097		3869
3098	$RUNTIME += $TICK;
3099	$NEXT_TICK += $TICK;
3100
3101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3102	$NEXT_RUNTIME_WRITE = $NOW + 10;
3103	Coro::async_pool {
3104	write_runtime
3105	or warn "ERROR: unable to write runtime file: $!";
3106	};
3107	}
3108
3109	# my $AFTER = Event::time;
3110	# warn $AFTER - $NOW;#d#
3111
3112	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3870	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3113	$sig->send;	3871	$sig->send;
3114	}	3872	}
3115	while (my $sig = shift @WAIT_FOR_TICK) {	3873	while (my $sig = shift @WAIT_FOR_TICK) {
3116	$sig->send;	3874	$sig->send;
3117	}	3875	}
3118		3876
3119	$NOW = Event::time;	3877	$LOAD = ($NOW - $TICK_START) / $TICK;
3120
3121	# if we are delayed by four ticks or more, skip them all
3122	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3123
3124	$TICK_WATCHER->at ($NEXT_TICK);
3125	$TICK_WATCHER->start;
3126
3127	$LOAD = ($NOW - $tick_start) / $TICK;
3128	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3878	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3129		3879
3130	_post_tick;	3880	if (0) {
3131		3881	if ($NEXT_TICK) {
3132		3882	my $jitter = $TICK_START - $NEXT_TICK;
		3883	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3884	warn "jitter $JITTER\n";#d#
		3885	}
3133	},	3886	}
3134	);	3887	}
3135		3888
3136	{	3889	{
3137	BDB::max_poll_time $TICK * 0.1;	3890	# configure BDB
3138	$BDB_POLL_WATCHER = Event->io (	3891
3139	reentrant => 0,
3140	fd => BDB::poll_fileno,
3141	poll => 'r',
3142	prio => 0,
3143	data => WF_AUTOCANCEL,
3144	cb => \&BDB::poll_cb,
3145	);
3146	BDB::min_parallel 8;	3892	BDB::min_parallel 8;
3147		3893	BDB::max_poll_reqs $TICK * 0.1;
3148	BDB::set_sync_prepare {	3894	$AnyEvent::BDB::WATCHER->priority (1);
3149	my $status;
3150	my $current = $Coro::current;
3151	(
3152	sub {
3153	$status = $!;
3154	$current->ready; undef $current;
3155	},
3156	sub {
3157	Coro::schedule while defined $current;
3158	$! = $status;
3159	},
3160	)
3161	};
3162		3895
3163	unless ($DB_ENV) {	3896	unless ($DB_ENV) {
3164	$DB_ENV = BDB::db_env_create;	3897	$DB_ENV = BDB::db_env_create;
		3898	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3899	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3900	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3901	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3902	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3165		3903
3166	cf::sync_job {	3904	cf::sync_job {
3167	eval {	3905	eval {
3168	BDB::db_env_open	3906	BDB::db_env_open
3169	$DB_ENV,	3907	$DB_ENV,
…		…
3171	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3909	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3172	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3910	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3173	0666;	3911	0666;
3174		3912
3175	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3913	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3176
3177	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3178	$DB_ENV->set_lk_detect;
3179	};	3914	};
3180		3915
3181	cf::cleanup "db_env_open(db): $@" if $@;	3916	cf::cleanup "db_env_open(db): $@" if $@;
3182	};	3917	};
3183	}	3918	}
		3919
		3920	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3921	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3922	};
		3923	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3924	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3925	};
		3926	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3927	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3928	};
3184	}	3929	}
3185		3930
3186	{	3931	{
		3932	# configure IO::AIO
		3933
3187	IO::AIO::min_parallel 8;	3934	IO::AIO::min_parallel 8;
3188
3189	undef $Coro::AIO::WATCHER;
3190	IO::AIO::max_poll_time $TICK * 0.1;	3935	IO::AIO::max_poll_time $TICK * 0.1;
3191	$AIO_POLL_WATCHER = Event->io (	3936	undef $AnyEvent::AIO::WATCHER;
3192	reentrant => 0,
3193	data => WF_AUTOCANCEL,
3194	fd => IO::AIO::poll_fileno,
3195	poll => 'r',
3196	prio => 6,
3197	cb => \&IO::AIO::poll_cb,
3198	);
3199	}	3937	}
3200		3938
3201	my $_log_backtrace;	3939	my $_log_backtrace;
3202		3940
3203	sub _log_backtrace {	3941	sub _log_backtrace {
…		…
3206	$msg =~ s/\n//;	3944	$msg =~ s/\n//;
3207		3945
3208	# limit the # of concurrent backtraces	3946	# limit the # of concurrent backtraces
3209	if ($_log_backtrace < 2) {	3947	if ($_log_backtrace < 2) {
3210	++$_log_backtrace;	3948	++$_log_backtrace;
		3949	my $perl_bt = Carp::longmess $msg;
3211	async {	3950	async {
		3951	$Coro::current->{desc} = "abt $msg";
		3952
3212	my @bt = fork_call {	3953	my @bt = fork_call {
3213	@addr = map { sprintf "%x", $_ } @addr;	3954	@addr = map { sprintf "%x", $_ } @addr;
3214	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3955	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3215	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3956	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3216	or die "addr2line: $!";	3957	or die "addr2line: $!";
…		…
3224	}	3965	}
3225		3966
3226	@funcs	3967	@funcs
3227	};	3968	};
3228		3969
3229	LOG llevInfo, "[ABT] $msg\n";	3970	LOG llevInfo, "[ABT] $perl_bt\n";
		3971	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3230	LOG llevInfo, "[ABT] $_\n" for @bt;	3972	LOG llevInfo, "[ABT] $_\n" for @bt;
3231	--$_log_backtrace;	3973	--$_log_backtrace;
3232	};	3974	};
3233	} else {	3975	} else {
3234	LOG llevInfo, "[ABT] $msg\n";	3976	LOG llevInfo, "[ABT] $msg\n";
3235	LOG llevInfo, "[ABT] [suppressed]\n";	3977	LOG llevInfo, "[ABT] [suppressed]\n";
3236	}	3978	}
3237	}	3979	}
3238		3980
3239	# load additional modules	3981	# load additional modules
3240	use cf::pod;	3982	require "cf/$_.pm" for @EXTRA_MODULES;
		3983	cf::_connect_to_perl_2;
3241		3984
3242	END { cf::emergency_save }	3985	END { cf::emergency_save }
3243		3986
3244	1	3987	1
3245		3988

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