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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.512 by root, Sun Apr 11 04:52:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	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	Carp::cluck "error in event callback: @_";
212	};	295	};
213		296
214	#############################################################################	297	#############################################################################
215		298
216	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
315	};	462	}
316	$TICK_WATCHER->stop;	463	};
317	$guard	464
		465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
		468	my ($time, $pri, $name) = @_;
		469
		470	$time = clamp $time, 0.01, $TICK * .6;
		471
		472	my $sig = new Coro::Signal;
		473
		474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		476	$SLOT_QUEUE->ready;
		477	$sig->wait;
318	}	478	}
319		479
320	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
321		481
322	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		487
328	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
329		489
330	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
331		491
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	495	acceptable.
336		496
337	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		503
344	sub sync_job(&) {	504	sub sync_job(&) {
345	my ($job) = @_;	505	my ($job) = @_;
346		506
347	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	508	my $time = AE::time;
349		509
350	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
352		512
353	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	514
355	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
356		516
357	my $busy = 1;	517	my $busy = 1;
358	my @res;	518	my @res;
359		519
360	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	522	@res = eval { $job->() };
362	warn $@ if $@;	523	warn $@ if $@;
363	undef $busy;	524	undef $busy;
364	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
365		526
366	while ($busy) {	527	while ($busy) {
367	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
368	}	532	}
		533	}
369		534
370	$time = Event::time - $time;	535	my $time = AE::time - $time;
371		536
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	537	$TICK_START += $time; # do not account sync jobs to server load
376		538
377	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
378	} else {	540	} else {
379	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
380		542
…		…
405	=item fork_call { }, $args	567	=item fork_call { }, $args
406		568
407	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
411		573
412	=cut	574	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		575
423	sub fork_call(&@) {	576	sub fork_call(&@) {
424	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
425		578
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		582
431	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	584	reset_signals;
445	local $SIG{__WARN__};	585	&$cb
446	local $SIG{__DIE__};	586	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		587
453	eval {	588	wantarray ? @res : $res[-1]
454	close $fh1;	589	}
455		590
456	my @res = eval { $cb->(@args) };	591	=item $coin = coin_from_name $name
457		592
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	593	=cut
459	close $fh2;
460	};
461		594
462	warn $@ if $@;	595	our %coin_alias = (
463	_exit 0;	596	"silver" => "silvercoin",
464	}	597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
465	}	616	}
466		617
467	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
468		619
469	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
472		623
473	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
476	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
477		650
478	our $DB;	651	our $DB;
479		652
480	sub db_init {	653	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	654	cf::sync_job {
485	eval {	655	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	656	};
495	}	657	}
496		658
497	sub db_get($$) {	659	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
499		661
…		…
549	if (1) {	711	if (1) {
550	$md5 =	712	$md5 =
551	join "\x00",	713	join "\x00",
552	$processversion,	714	$processversion,
553	map {	715	map {
554	Coro::cede;	716	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	718	} 0.. $#$src;
557		719
558		720
559	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		759
598	#############################################################################	760	#############################################################################
599		761
600	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
601		763
602	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
605		767
606	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	770	Deliantra).
609		771
610	=over 4	772	=over 4
611		773
612	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
613		775
…		…
657	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
658		820
659	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
661		823
662	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
664		826
665	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
666		828
667	=over 4	829	=over 4
…		…
865	";	1027	";
866	die if $@;	1028	die if $@;
867	}	1029	}
868		1030
869	our $override;	1031	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1032	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1033
872	sub override {	1034	sub override {
873	$override = 1;	1035	$override = 1;
874	@invoke_results = ();	1036	@INVOKE_RESULTS = (@_);
875	}	1037	}
876		1038
877	sub do_invoke {	1039	sub do_invoke {
878	my $event = shift;	1040	my $event = shift;
879	my $callbacks = shift;	1041	my $callbacks = shift;
880		1042
881	@invoke_results = ();	1043	@INVOKE_RESULTS = ();
882		1044
883	local $override;	1045	local $override;
884		1046
885	for (@$callbacks) {	1047	for (@$callbacks) {
886	eval { &{$_->[1]} };	1048	eval { &{$_->[1]} };
…		…
895	}	1057	}
896		1058
897	0	1059	0
898	}	1060	}
899		1061
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1063
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1065
904	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
905		1067
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1068	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1069	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1070	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1071
910	=back	1072	=back
911		1073
912	=cut	1074	=cut
913		1075
914	#############################################################################	1076	#############################################################################
915	# object support	1077	# object support
		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
		1112	sub _can_merge {
		1113	my ($ob1, $ob2) = @_;
		1114
		1115	++$SLOW_MERGES;#d#
		1116
		1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
		1119	}
916		1120
917	sub reattach {	1121	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1123	my ($obj) = @_;
920		1124
		1125	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1127
923	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
924		1129
925	@$registry = ();	1130	@$registry = ();
926		1131
…		…
941	cf::attachable->attach (	1146	cf::attachable->attach (
942	prio => -1000000,	1147	prio => -1000000,
943	on_instantiate => sub {	1148	on_instantiate => sub {
944	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
945		1150
946	$data = from_json $data;	1151	$data = decode_json $data;
947		1152
948	for (@$data) {	1153	for (@$data) {
949	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
950		1155
951	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1172	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
969		1174
970	sync_job {	1175	sync_job {
971	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
974		1180
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
979	close $fh;	1188	aio_close $fh;
980		1189
981	if (@$objs) {	1190	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
987	close $fh;	1199	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
989	}	1201	}
990	} else {	1202	} else {
991	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
992	}	1204	}
993		1205
994	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1210	} else {
996	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
997	}	1212	}
998	} else {	1213	} else {
999	aio_unlink $filename;	1214	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1001	}	1216	}
1002	}	1217	};
1003	}	1218	}
1004		1219
1005	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1007		1222
…		…
1019	or return;	1234	or return;
1020		1235
1021	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1238	or return;
		1239
1024	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1025	}	1242	}
1026		1243
		1244	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1029	return ($data, $av);	1248	($data, $av)
1030	}	1249	}
1031		1250
1032	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1033		1252
1034	=over 4	1253	=over 4
…		…
1088	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1089		1308
1090	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1091	}	1310	}
1092		1311
		1312	use File::Glob ();
		1313
1093	cf::player->attach (	1314	cf::player->attach (
1094	on_command => sub {	1315	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1096		1317
1097	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1098	or return;	1319	or return;
1099		1320
…		…
1107	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1108		1329
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1331
1111	if (ref $msg) {	1332	if (ref $msg) {
		1333	my ($type, $reply, @payload) =
		1334	"ARRAY" eq ref $msg
		1335	? @$msg
		1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1337
		1338	my @reply;
		1339
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1117	} else {	1347	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1349	}
1120		1350
1121	cf::override;	1351	cf::override;
1122	},	1352	},
1123	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1124		1367
1125	sub load_extensions {	1368	sub load_extensions {
1126	cf::sync_job {	1369	cf::sync_job {
1127	my %todo;	1370	my %todo;
1128		1371
…		…
1148		1391
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1394
1152	$ext{source} =	1395	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1155	. $source	1398	. $source
1156	. "\n};\n1";	1399	. "\n};\n1";
1157		1400
1158	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1159	}	1402	}
1160		1403
		1404	my $pass = 0;
1161	my %done;	1405	my %done;
1162	while (%todo) {	1406	while (%todo) {
1163	my $progress;	1407	my $progress;
1164		1408
		1409	++$pass;
		1410
		1411	ext:
1165	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1414	next ext
1168	unless exists $done{$_};	1415	unless exists $done{$_};
1169	}	1416	}
1170		1417
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1419
1173	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1178	warn $msg;	1427	} else {
1179	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1180	exit 1;	1429	push @EXTS, $v->{pkg};
1181	}	1430	$progress = 1;
1182		1431
1183	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1184	}	1434	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1435	}
1190		1436
1191	skip:	1437	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1194	}	1445	}
1195	};	1446	};
1196	}	1447	}
1197		1448
1198	#############################################################################	1449	#############################################################################
1199		1450
1200	=back	1451	=back
1201		1452
1202	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1203		1454
1204	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1205		1456
1206	=cut	1457	=cut
1207		1458
1208	package cf::player;	1459	package cf::player;
1209		1460
1210	use Coro::AIO;	1461	use Coro::AIO;
1211		1462
1212	=head3 cf::player	1463	=head3 cf::player
1213		1464
1214	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1215		1480
1216	=item cf::player::find $login	1481	=item cf::player::find $login
1217		1482
1218	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1219		1484
…		…
1238		1503
1239	sub exists($) {	1504	sub exists($) {
1240	my ($login) = @_;	1505	my ($login) = @_;
1241		1506
1242	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1244	}	1509	}
1245		1510
1246	sub find($) {	1511	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1513	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1524
1260	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1263	}	1534	}
1264	}	1535	}
1265	}	1536	}
		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
1266		1550
1267	sub save($) {	1551	sub save($) {
1268	my ($pl) = @_;	1552	my ($pl) = @_;
1269		1553
1270	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1276		1560
1277	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1279		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1568
1280	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1281	Coro::cede;	1570	cf::cede_to_tick;
1282	}	1571	}
1283		1572
1284	sub new($) {	1573	sub new($) {
1285	my ($login) = @_;	1574	my ($login) = @_;
1286		1575
…		…
1292	$cf::PLAYER{$login} = $self;	1581	$cf::PLAYER{$login} = $self;
1293		1582
1294	$self	1583	$self
1295	}	1584	}
1296		1585
		1586	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1587
		1588	=cut
		1589
		1590	sub send_msg {
		1591	my $ns = shift->ns
		1592	or return;
		1593	$ns->send_msg (@_);
		1594	}
		1595
1297	=item $pl->quit_character	1596	=item $pl->quit_character
1298		1597
1299	Nukes the player without looking back. If logged in, the connection will	1598	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1599	be destroyed. May block for a long time.
1301		1600
…		…
1305	my ($pl) = @_;	1604	my ($pl) = @_;
1306		1605
1307	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1308		1607
1309	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1610
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1316		1617
1317	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1655	or return [];
1355		1656
1356	my @logins;	1657	my @logins;
1357		1658
1358	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
		1660	my $path = path $login;
		1661
		1662	# a .pst is a dead give-away for a valid player
		1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1668	}
1362		1669
1363	utf8::decode $login;	1670	utf8::decode $login;
1364	push @logins, $login;	1671	push @logins, $login;
1365	}	1672	}
1366		1673
…		…
1393	}	1700	}
1394		1701
1395	\@paths	1702	\@paths
1396	}	1703	}
1397		1704
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1706
1400	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1401		1708
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1449		1710
1450	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1451		1712
1452	=cut	1713	=cut
1453		1714
1454	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1456		1717
1457	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1719	}
1460		1720
1461	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1462		1722
1463	Sends an ext event to the client.	1723	Sends an ext event to the client.
1464		1724
1465	=cut	1725	=cut
1466		1726
1467	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1469		1729
1470	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1471	}	1731	}
1472		1732
1473	=head3 cf::region	1733	=head3 cf::region
1474		1734
1475	=over 4	1735	=over 4
…		…
1488	my ($path) = @_;	1748	my ($path) = @_;
1489		1749
1490	my ($match, $specificity);	1750	my ($match, $specificity);
1491		1751
1492	for my $region (list) {	1752	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1496	}	1756	}
1497	}	1757	}
1498		1758
…		…
1519	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1521		1781
1522	sub generate_random_map {	1782	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1524	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1788	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1618	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1619	return $self;	1882	return $self;
1620	}	1883	}
1621	}	1884	}
1622		1885
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1887	()
1625	}	1888	}
1626		1889
1627	sub init {	1890	sub init {
1628	my ($self) = @_;	1891	my ($self) = @_;
…		…
1650		1913
1651	# the temporary/swap location	1914	# the temporary/swap location
1652	sub save_path {	1915	sub save_path {
1653	my ($self) = @_;	1916	my ($self) = @_;
1654		1917
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1657	}	1920	}
1658		1921
1659	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1660	sub uniq_path {	1923	sub uniq_path {
1661	my ($self) = @_;	1924	my ($self) = @_;
1662		1925
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1928	}
1675		1929
1676	sub decay_objects {	1930	sub decay_objects {
1677	my ($self) = @_;	1931	my ($self) = @_;
1678		1932
…		…
1691		1945
1692	sub load_header_from($) {	1946	sub load_header_from($) {
1693	my ($self, $path) = @_;	1947	my ($self, $path) = @_;
1694		1948
1695	utf8::encode $path;	1949	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1950	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	1951	or return;
		1952
		1953	$self->_load_header ($f)
		1954	or return;
		1955
		1956	local $MAP_LOADING{$self->{path}} = $self;
		1957	$f->resolve_delayed_derefs;
1701		1958
1702	$self->{load_path} = $path;	1959	$self->{load_path} = $path;
1703		1960
1704	1	1961	1
1705	}	1962	}
…		…
1759	sub find {	2016	sub find {
1760	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1761		2018
1762	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1763		2020
		2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2023
1766	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1769	or return;	2026	or return;
1770		2027
1771	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1772		2029
…		…
1774	or return;	2031	or return;
1775		2032
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
		2037	undef $guard1;
1779	$map->reset;	2038	$map->reset;
1780	undef $guard;
1781	return find $path;	2039	return find $path;
1782	}	2040	}
1783		2041
1784	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1785	}	2043	}
1786	}	2044	}
1787		2045
1788	sub pre_load { }	2046	sub pre_load { }
1789	sub post_load { }	2047	#sub post_load { } # XS
1790		2048
1791	sub load {	2049	sub load {
1792	my ($self) = @_;	2050	my ($self) = @_;
1793		2051
1794	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
1795		2053
1796	my $path = $self->{path};	2054	my $path = $self->{path};
1797		2055
1798	{	2056	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2057	my $guard = cf::lock_acquire "map_data:$path";
1800		2058
		2059	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2060	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2061
1803	$self->in_memory (cf::MAP_LOADING);	2062	$self->in_memory (cf::MAP_LOADING);
1804		2063
1805	$self->alloc;	2064	$self->alloc;
1806		2065
1807	$self->pre_load;	2066	$self->pre_load;
1808	Coro::cede;	2067	cf::cede_to_tick;
1809		2068
		2069	my $f = new_from_file cf::object::thawer $self->{load_path};
		2070	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2071	$self->_load_objects ($f)
1811	or return;	2072	or return;
1812		2073
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1814	if delete $self->{load_original};	2075	if delete $self->{load_original};
1815		2076
1816	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2078	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2079	unless (aio_stat $uniq) {
		2080	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2081	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2082	$self->_load_objects ($f);
		2083	$f->resolve_delayed_derefs;
		2084	}
1821	}	2085	}
1822	}	2086	}
1823		2087
1824	Coro::cede;	2088	$f->resolve_delayed_derefs;
		2089
		2090	cf::cede_to_tick;
1825	# now do the right thing for maps	2091	# now do the right thing for maps
1826	$self->link_multipart_objects;	2092	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2093	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2094	unless $self->difficulty;
1829	Coro::cede;	2095	cf::cede_to_tick;
1830		2096
1831	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2098	$self->decay_objects;
1833	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1834	$self->update_buttons;	2100	$self->update_buttons;
1835	Coro::cede;	2101	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2102	$self->activate;
1839	}	2103	}
1840		2104
		2105	$self->{last_save} = $cf::RUNTIME;
		2106	$self->last_access ($cf::RUNTIME);
		2107
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2109	}
1843		2110
1844	$self->post_load;	2111	$self->post_load;
1845	}	2112	}
1846		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2117	sub customise_for {
1848	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1849		2119
1850	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2121	if $self->per_player;
…		…
1855		2125
1856	$self	2126	$self
1857	}	2127	}
1858		2128
1859	# find and load all maps in the 3x3 area around a map	2129	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2130	sub load_neighbours {
1861	my ($map) = @_;	2131	my ($map) = @_;
1862		2132
1863	my @diag; # diagonal neighbours	2133	my @neigh; # diagonal neighbours
1864		2134
1865	for (0 .. 3) {	2135	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2136	my $neigh = $map->tile_path ($_)
1867	or next;	2137	or next;
1868	$neigh = find $neigh, $map	2138	$neigh = find $neigh, $map
1869	or next;	2139	or next;
1870	$neigh->load;	2140	$neigh->load;
1871		2141
		2142	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2143	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2144	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2145	}
1875		2146
1876	for (@diag) {	2147	for (grep defined $_->[0], @neigh) {
		2148	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2149	my $neigh = find $path, $origin
1878	or next;	2150	or next;
1879	$neigh->load;	2151	$neigh->load;
1880	}	2152	}
1881	}	2153	}
1882		2154
…		…
1887	}	2159	}
1888		2160
1889	sub do_load_sync {	2161	sub do_load_sync {
1890	my ($map) = @_;	2162	my ($map) = @_;
1891		2163
		2164	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2165	if $Coro::current == $Coro::main;
		2166
1892	cf::sync_job { $map->load };	2167	cf::sync_job { $map->load };
1893	}	2168	}
1894		2169
1895	our %MAP_PREFETCH;	2170	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2171	our $MAP_PREFETCHER = undef;
1897		2172
1898	sub find_async {	2173	sub find_async {
1899	my ($path, $origin) = @_;	2174	my ($path, $origin, $load) = @_;
1900		2175
1901	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
1902		2177
1903	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2180	}
1906		2181
1907	undef $MAP_PREFETCH{$path};	2182	$MAP_PREFETCH{$path} |= $load;
		2183
1908	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
1909	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2189	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2190	$map->load if $v;
		2191	}
1914		2192
1915	delete $MAP_PREFETCH{$path};	2193	delete $MAP_PREFETCH{$k};
1916	}	2194	}
1917	}	2195	}
1918	undef $MAP_PREFETCHER;	2196	undef $MAP_PREFETCHER;
1919	};	2197	};
1920	$MAP_PREFETCHER->prio (6);	2198	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2201	}
1924		2202
1925	sub save {	2203	sub save {
1926	my ($self) = @_;	2204	my ($self) = @_;
1927		2205
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2207
1930	$self->{last_save} = $cf::RUNTIME;	2208	$self->{last_save} = $cf::RUNTIME;
1931		2209
1932	return unless $self->dirty;	2210	return unless $self->dirty;
1933		2211
…		…
1939	return if $self->{deny_save};	2217	return if $self->{deny_save};
1940		2218
1941	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
1942		2220
1943	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
1945	};	2224	};
		2225
		2226	cf::get_slot 0.02;
1946		2227
1947	if ($uniq) {	2228	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2231	} else {
…		…
1956	my ($self) = @_;	2237	my ($self) = @_;
1957		2238
1958	# save first because save cedes	2239	# save first because save cedes
1959	$self->save;	2240	$self->save;
1960		2241
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2243
1963	return if $self->players;	2244	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2246	return if $self->{deny_save};
1966		2247
		2248	$self->in_memory (cf::MAP_SWAPPED);
		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2252	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2253	}
1970		2254
1971	sub reset_at {	2255	sub reset_at {
1972	my ($self) = @_;	2256	my ($self) = @_;
1973		2257
…		…
1991		2275
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2277
1994	return if $self->players;	2278	return if $self->players;
1995		2279
1996	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
1997		2281
1998	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
1999		2283
2000	# need to save uniques path	2284	# need to save uniques path
2001	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2289	if $uniq;
2006	}	2290	}
2007		2291
2008	delete $cf::MAP{$self->path};	2292	delete $cf::MAP{$self->path};
2009		2293
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2296	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2297
2014	$self->unlink_save;	2298	$self->unlink_save;
2015	$self->destroy;	2299	$self->destroy;
2016	}	2300	}
2017		2301
2018	my $nuke_counter = "aaaa";	2302	my $nuke_counter = "aaaa";
2019		2303
2020	sub nuke {	2304	sub nuke {
2021	my ($self) = @_;	2305	my ($self) = @_;
2022		2306
		2307	{
		2308	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2309
2023	delete $cf::MAP{$self->path};	2310	delete $cf::MAP{$self->path};
2024		2311
2025	$self->unlink_save;	2312	$self->unlink_save;
2026		2313
2027	bless $self, "cf::map";	2314	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2315	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2316	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2317	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2319
2033	$cf::MAP{$self->path} = $self;	2320	$cf::MAP{$self->path} = $self;
		2321	}
2034		2322
2035	$self->reset; # polite request, might not happen	2323	$self->reset; # polite request, might not happen
2036	}	2324	}
2037		2325
2038	=item $maps = cf::map::tmp_maps	2326	=item $maps = cf::map::tmp_maps
…		…
2080		2368
2081	sub unique_maps() {	2369	sub unique_maps() {
2082	[	2370	[
2083	map {	2371	map {
2084	utf8::decode $_;	2372	utf8::decode $_;
2085	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2086	? normalise $_	2376	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2378	]
2090	}	2379	}
2091		2380
2092	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2093		2412
2094	=back	2413	=back
2095		2414
2096	=head3 cf::object	2415	=head3 cf::object
2097		2416
…		…
2101		2420
2102	=over 4	2421	=over 4
2103		2422
2104	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2105		2424
2106	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2107		2427
2108	=cut	2428	=cut
2109		2429
2110	sub inv_recursive_;	2430	sub inv_recursive_;
2111	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2114		2434
2115	sub inv_recursive {	2435	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2117	}	2437	}
2118		2438
		2439	=item $ref = $ob->ref
		2440
		2441	Creates and returns a persistent reference to an object that can be stored as a string.
		2442
		2443	=item $ob = cf::object::deref ($refstring)
		2444
		2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2446	even if the object actually exists. May block.
		2447
		2448	=cut
		2449
		2450	sub deref {
		2451	my ($ref) = @_;
		2452
		2453	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2454	my ($uuid, $name) = ($1, $2);
		2455	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2456	or return;
		2457	$pl->ob->uuid eq $uuid
		2458	or return;
		2459
		2460	$pl->ob
		2461	} else {
		2462	warn "$ref: cannot resolve object reference\n";
		2463	undef
		2464	}
		2465	}
		2466
2119	package cf;	2467	package cf;
2120		2468
2121	=back	2469	=back
2122		2470
2123	=head3 cf::object::player	2471	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2477	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2132		2480
2133	=cut	2481	=cut
		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
2134		2496
2135	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2498	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
…		…
2145		2507
2146	} else {	2508	} else {
2147	my $pl = $self->contr;	2509	my $pl = $self->contr;
2148		2510
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2511	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2514
2158	} else {	2515	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2518	}
2162	}	2519	}
		2520	}
		2521
		2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2523
		2524	=cut
		2525
		2526	sub cf::object::send_msg {
		2527	my $pl = shift->contr
		2528	or return;
		2529	$pl->send_msg (@_);
2163	}	2530	}
2164		2531
2165	=item $player_object->may ("access")	2532	=item $player_object->may ("access")
2166		2533
2167	Returns wether the given player is authorized to access resource "access"	2534	Returns wether the given player is authorized to access resource "access"
…		…
2180		2547
2181	=item $player_object->enter_link	2548	=item $player_object->enter_link
2182		2549
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2551
2185	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2187		2556
2188	Will never block.	2557	Will never block.
2189		2558
2190	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2191		2560
…		…
2243	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2245		2614
2246	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2249		2618
2250	$map->load;	2619	$map->load;
2251	$map->load_diag;	2620	$map->load_neighbours;
2252		2621
2253	return unless $self->contr->active;	2622	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2623
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
2258	}
2259		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
		2629	}
		2630
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2632
2262	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2636	the new (success) or old (failed) map position. In either case, $done will
		2637	be called at the end of this process.
		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
2266		2641
2267	=cut	2642	=cut
2268		2643
2269	our $GOTOGEN;	2644	our $GOTOGEN;
2270		2645
2271	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2647	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2648
2274	# do generation counting so two concurrent goto's will be executed in-order	2649	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2651
2277	$self->enter_link;	2652	$self->enter_link;
2278		2653
2279	(async {	2654	(async {
		2655	$Coro::current->{desc} = "player::goto $path $x $y";
		2656
		2657	# *tag paths override both path and x|y
		2658	if ($path =~ /^\*(.*)$/) {
		2659	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2660	my $ob = $obs[rand @obs];
		2661
		2662	# see if we actually can go there
		2663	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2664	$ob = $obs[rand @obs];
		2665	} else {
		2666	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2667	}
		2668	# else put us there anyways for now #d#
		2669
		2670	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2671	} else {
		2672	($path, $x, $y) = (undef, undef, undef);
		2673	}
		2674	}
		2675
2280	my $map = eval {	2676	my $map = eval {
2281	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2282		2678
2283	if ($map) {	2679	if ($map) {
2284	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2286	} else {	2682	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2684	}
2289		2685
2290	$map	2686	$map
2291	};	2687	};
2292		2688
…		…
2297		2693
2298	if ($gen == $self->{_goto_generation}) {	2694	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2695	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2696	$self->leave_link ($map, $x, $y);
2301	}	2697	}
		2698
		2699	$done->() if $done;
2302	})->prio (1);	2700	})->prio (1);
2303	}	2701	}
2304		2702
2305	=item $player_object->enter_exit ($exit_object)	2703	=item $player_object->enter_exit ($exit_object)
2306		2704
…		…
2326	}	2724	}
2327		2725
2328	sub prepare_random_map {	2726	sub prepare_random_map {
2329	my ($exit) = @_;	2727	my ($exit) = @_;
2330		2728
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2731	# that depends on the exit object
2336		2732
2337	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2735	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2344	}	2742	}
2345		2743
2346	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2347		2745
2348	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2351		2749
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2752	undef $fh;
2355	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2356		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2359	}	2761	}
2360	}	2762	}
2361		2763
2362	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2364		2766
2365	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2366		2768
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2769	$self->enter_link;
2379		2770
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2771	(async {
2385	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2386	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2387	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2388		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2389	1;	2795	1
2390	}) {	2796	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2801
2396	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2415		2821
2416	utf8::encode $text;	2822	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2824	}
2419		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
		2849	}
		2850
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2852
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2854	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2426		2857
2427	=cut	2858	=cut
2428		2859
		2860	# non-persistent channels (usually the info channel)
		2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
		2868	"c/identify" => {
		2869	id => "infobox",
		2870	title => "Identify",
		2871	reply => undef,
		2872	tooltip => "Items recently identified",
		2873	},
		2874	"c/examine" => {
		2875	id => "infobox",
		2876	title => "Examine",
		2877	reply => undef,
		2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
		2885	},
		2886	"c/book" => {
		2887	id => "infobox",
		2888	title => "Book",
		2889	reply => undef,
		2890	tooltip => "The contents of a note or book",
		2891	},
		2892	"c/lookat" => {
		2893	id => "infobox",
		2894	title => "Look",
		2895	reply => undef,
		2896	tooltip => "What you saw there",
		2897	},
		2898	"c/who" => {
		2899	id => "infobox",
		2900	title => "Players",
		2901	reply => undef,
		2902	tooltip => "Shows players who are currently online",
		2903	},
		2904	"c/body" => {
		2905	id => "infobox",
		2906	title => "Body Parts",
		2907	reply => undef,
		2908	tooltip => "Shows which body parts you posess and are available",
		2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
		2946	"c/uptime" => {
		2947	id => "infobox",
		2948	title => "Uptime",
		2949	reply => undef,
		2950	tooltip => "How long the server has been running since last restart",
		2951	},
		2952	"c/mapinfo" => {
		2953	id => "infobox",
		2954	title => "Map Info",
		2955	reply => undef,
		2956	tooltip => "Information related to the maps",
		2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
		2972	);
		2973
2429	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2976
2432	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
		2979
		2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2981
		2982	# check predefined channels, for the benefit of C
		2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
		2989	} elsif (ref $channel) {
		2990	# send meta info to client, if not yet sent
		2991	unless (exists $self->{channel}{$channel->{id}}) {
		2992	$self->{channel}{$channel->{id}} = $channel;
		2993	$self->ext_msg (channel_info => $channel);
		2994	}
		2995
		2996	$channel = $channel->{id};
		2997	}
2433		2998
2434	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2435		3000
2436	if ($self->can_msg) {	3001	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3003	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3004
2449	if ($color >= 0) {	3005	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3006	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3008	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3009
		3010	$self->send_big_packet ($pkt);
		3011	}
		3012
2460	=item $client->ext_event ($type, %msg)	3013	=item $client->ext_msg ($type, @msg)
2461		3014
2462	Sends an ext event to the client.	3015	Sends an ext event to the client.
2463		3016
2464	=cut	3017	=cut
2465		3018
2466	sub cf::client::ext_event($$%) {	3019	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3020	my ($self, $type, @msg) = @_;
2468		3021
		3022	if ($self->extcmd == 2) {
		3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3024	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3025	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3027	}
		3028	}
		3029
		3030	=item $client->ext_reply ($msgid, @msg)
		3031
		3032	Sends an ext reply to the client.
		3033
		3034	=cut
		3035
		3036	sub cf::client::ext_reply($$@) {
		3037	my ($self, $id, @msg) = @_;
		3038
		3039	if ($self->extcmd == 2) {
		3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3041	} elsif ($self->extcmd == 1) {
		3042	#TODO: version 1, remove
		3043	unshift @msg, msgtype => "reply", msgid => $id;
		3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3045	}
2471	}	3046	}
2472		3047
2473	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2474		3049
2475	Queues a query to the client, calling the given callback with	3050	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3105	my ($ns, $buf) = @_;
2531		3106
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3107	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3108
2534	if (ref $msg) {	3109	if (ref $msg) {
		3110	my ($type, $reply, @payload) =
		3111	"ARRAY" eq ref $msg
		3112	? @$msg
		3113	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3114
		3115	my @reply;
		3116
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3117	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3118	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3119	}
		3120
		3121	$ns->ext_reply ($reply, @reply)
		3122	if $reply;
		3123
2541	} else {	3124	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3125	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3126	}
2544		3127
2545	cf::override;	3128	cf::override;
…		…
2567		3150
2568	$coro	3151	$coro
2569	}	3152	}
2570		3153
2571	cf::client->attach (	3154	cf::client->attach (
2572	on_destroy => sub {	3155	on_client_destroy => sub {
2573	my ($ns) = @_;	3156	my ($ns) = @_;
2574		3157
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3159	},
2577	);	3160	);
…		…
2592	our $safe = new Safe "safe";	3175	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2594		3177
2595	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2596		3179
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3180	$safe->permit_only (Opcode::opset qw(
		3181	:base_core :base_mem :base_orig :base_math :base_loop
		3182	grepstart grepwhile mapstart mapwhile
		3183	sort time
		3184	));
2598		3185
2599	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
2600		3187
2601	=pod	3188	=pod
2602		3189
2603	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2604		3191
2605	cf::object	3192	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3193	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3194	insert remove name archname title slaying race decrease split
		3195	value
2608		3196
2609	cf::object::player	3197	cf::object::player
2610	player	3198	player
2611		3199
2612	cf::player	3200	cf::player
…		…
2617		3205
2618	=cut	3206	=cut
2619		3207
2620	for (	3208	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3210	insert remove inv nrof name archname title slaying race
		3211	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2626	) {	3215	) {
2627	no strict 'refs';	3216	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3236
2648	my $qcode = $code;	3237	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2651		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2652	local $_;	3244	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3245
2655	my $eval =	3246	my $eval =
2656	"do {\n"	3247	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3250	. $code
2660	. "\n}"	3251	. "\n}"
2661	;	3252	;
2662		3253
		3254	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
2666		3263
2667	if ($@) {	3264	if ($@) {
2668	warn "$@";	3265	warn "$@";
2669	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3286	=cut
2690		3287
2691	sub register_script_function {	3288	sub register_script_function {
2692	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2693		3290
2694	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2696	}	3293	}
2697		3294
2698	=back	3295	=back
2699		3296
2700	=cut	3297	=cut
…		…
2702	#############################################################################	3299	#############################################################################
2703	# the server's init and main functions	3300	# the server's init and main functions
2704		3301
2705	sub load_facedata($) {	3302	sub load_facedata($) {
2706	my ($path) = @_;	3303	my ($path) = @_;
		3304
		3305	# HACK to clear player env face cache, we need some signal framework
		3306	# for this (global event?)
		3307	%ext::player_env::MUSIC_FACE_CACHE = ();
		3308
		3309	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2707		3310
2708	warn "loading facedata from $path\n";	3311	warn "loading facedata from $path\n";
2709		3312
2710	my $facedata;	3313	my $facedata;
2711	0 < aio_load $path, $facedata	3314	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3317	$facedata = Coro::Storable::thaw $facedata;
2715		3318
2716	$facedata->{version} == 2	3319	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3321
		3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3324	$facedata->{resource}{"res/exp_table"} = {
		3325	type => FT_RSRC,
		3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
		3328	};
		3329	cf::cede_to_tick;
		3330
2719	{	3331	{
2720	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2721		3333
2722	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3337	cf::face::set_visibility $idx, $info->{visibility};
		3338	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3341
		3342	cf::cede_to_tick;
2728	}	3343	}
2729		3344
2730	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2732	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2733	or next;	3349	or next;
		3350
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
		3352	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3354	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3356	}
2739	Coro::cede;	3357
		3358	cf::cede_to_tick;
2740	}	3359	}
2741	}	3360	}
2742		3361
2743	{	3362	{
2744	my $anims = $facedata->{animinfo};	3363	my $anims = $facedata->{animinfo};
2745		3364
2746	while (my ($anim, $info) = each %$anims) {	3365	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3366	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3367	cf::cede_to_tick;
2749	}	3368	}
2750		3369
2751	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
2752	}	3371	}
2753		3372
		3373	{
		3374	my $res = $facedata->{resource};
		3375
		3376	while (my ($name, $info) = each %$res) {
		3377	if (defined $info->{type}) {
		3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3379
		3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3381	cf::face::set_type $idx, $info->{type};
		3382	} else {
		3383	$RESOURCE{$name} = $info;
		3384	}
		3385
		3386	cf::cede_to_tick;
		3387	}
		3388	}
		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3391
2754	1	3392	1
2755	}	3393	}
2756		3394
		3395	cf::global->attach (on_resource_update => sub {
		3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3398
		3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3400	my $sound = $soundconf->{compat}[$_]
		3401	or next;
		3402
		3403	my $face = cf::face::find "sound/$sound->[1]";
		3404	cf::sound::set $sound->[0] => $face;
		3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3406	}
		3407
		3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3409	my $face = cf::face::find "sound/$v";
		3410	cf::sound::set $k => $face;
		3411	}
		3412	}
		3413	});
		3414
		3415	register_exticmd fx_want => sub {
		3416	my ($ns, $want) = @_;
		3417
		3418	while (my ($k, $v) = each %$want) {
		3419	$ns->fx_want ($k, $v);
		3420	}
		3421	};
		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
		3432
2757	sub reload_regions {	3433	sub reload_regions {
		3434	# HACK to clear player env face cache, we need some signal framework
		3435	# for this (global event?)
		3436	%ext::player_env::MUSIC_FACE_CACHE = ();
		3437
2758	load_resource_file "$MAPDIR/regions"	3438	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3439	or die "unable to load regions file\n";
		3440
		3441	for (cf::region::list) {
		3442	$_->{match} = qr/$_->{match}/
		3443	if exists $_->{match};
		3444	}
2760	}	3445	}
2761		3446
2762	sub reload_facedata {	3447	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3448	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3449	or die "unable to load facedata\n";
2765	}	3450	}
2766		3451
2767	sub reload_archetypes {	3452	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3455	}
2776		3456
2777	sub reload_treasures {	3457	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
2780	}	3460	}
2781		3461
2782	sub reload_resources {	3462	sub reload_resources {
2783	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
2784		3464
		3465	reload_facedata;
		3466	reload_archetypes;
2785	reload_regions;	3467	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3468	reload_treasures;
2790		3469
2791	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
2792	}	3471	}
2793		3472
2794	sub init {	3473	sub reload_config {
2795	reload_resources;	3474	warn "reloading config file...\n";
2796	}
2797		3475
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3477	or return;
2801		3478
2802	local $/;	3479	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
2804		3481
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3483
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3491	};
2815	warn $@ if $@;	3492	warn $@ if $@;
2816	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
2817	}	3524	}
2818		3525
2819	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
2820	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3544	(async {
2824	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
2826	};	3548	};
2827		3549
2828	cfg_load;	3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
		3557	reload_config;
2829	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
2830	load_extensions;	3568	load_extensions;
2831		3569
2832	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
2834	}	3580	}
2835		3581
2836	#############################################################################	3582	#############################################################################
2837	# initialisation and cleanup	3583	# initialisation and cleanup
2838		3584
2839	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
2840	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3589	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
2849	},
2850	);	3591	};
2851	}	3592	}
2852	}	3593	}
2853		3594
2854	sub write_runtime {	3595	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = AE::time;
2856		3597
2857	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
2859		3600
2860	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3602
2862	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
2863		3604
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3606	or return;
2866		3607
2867	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
2880		3621
2881	close $fh	3622	close $fh
2882	or return;	3623	or return;
2883		3624
2884	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3626	and return;
2886		3627
2887	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3629
2889	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
2890	}	3681	}
2891		3682
2892	sub emergency_save() {	3683	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
2894		3685
2895	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
2896		3687
2897	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
2898	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3702	$pl->save;
2906	}	3703	}
2907	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
2908		3705
2909	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3709	$map->valid or next;
2913	$map->save;	3710	$map->save;
2914	}	3711	}
2915	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
2916		3713
2917	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
2920	};	3721	};
2921		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
2922	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
2923	}	3729	}
2924		3730
2925	sub post_cleanup {	3731	sub post_cleanup {
2926	my ($make_core) = @_;	3732	my ($make_core) = @_;
2927		3733
2928	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
2930	}	3765	}
2931		3766
2932	sub do_reload_perl() {	3767	sub do_reload_perl() {
2933	# can/must only be called in main	3768	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
2935	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
2936	return;	3771	return;
2937	}	3772	}
2938		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = AE::time;
		3777
		3778	while ($RELOAD) {
2939	warn "reloading...";	3779	warn "reloading...";
2940		3780
2941	warn "entering sync_job";	3781	warn "entering sync_job";
2942		3782
2943	cf::sync_job {	3783	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3785	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
2947		3787
2948	warn "syncing database to disk";	3788	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3790
2951	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
2952		3792
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3796	}
2990		3797
2991	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
2993	}	3800	%EXT_CORO = ();
2994		3801
2995	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3811	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3812
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3006	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3007	}	3822	}
3008		3823
3009	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3010	}	3839	}
3011		3840
3012	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3844
3016	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3848
3020	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3850	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3023		3852
3024	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3025		3854
3026	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3027	require cf;	3856	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3029		3858
3030	warn "loading config and database again";	3859	warn "loading config and database again";
3031	cf::cfg_load;	3860	cf::reload_config;
3032		3861
3033	warn "loading extensions";	3862	warn "loading extensions";
3034	cf::load_extensions;	3863	cf::load_extensions;
3035		3864
		3865	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3042		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3043	warn "leaving sync_job";	3877	warn "leaving sync_job";
3044		3878
3045	1	3879	1
3046	} or do {	3880	} or do {
3047	warn $@;	3881	warn $@;
3048	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3883	};
3051		3884
3052	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = AE::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3053	};	3891	};
3054		3892
3055	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3056		3894
3057	sub reload_perl() {	3895	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3060		3898
3061	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3901
3064	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3903	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3068	},	3905	};
3069	);	3906	};
3070	}	3907	}
3071		3908
3072	register_command "reload" => sub {	3909	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3074		3911
3075	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3916	reload_perl;
		3917	};
3078	}	3918	}
3079	};	3919	};
3080		3920
3081	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3082		3922
…		…
3084		3924
3085	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3087		3927
3088	sub wait_for_tick {	3928	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3930
3092	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3933	$signal->wait;
3095	}	3934	}
3096		3935
3097	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3938
3101	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3941	$signal->wait;
3104	}	3942	}
3105		3943
3106	my $min = 1e6;#d#	3944	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3118	return;	3948	return;
3119	}	3949	}
3120		3950
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3124		3952
3125	0 && sync_job {#d#	3953	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		3954
3131	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	3957	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	3958	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	3959	write_runtime_sync
3136		3960	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3961	};
		3962	}
3147		3963
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3965	$sig->send;
3164	}	3966	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3968	$sig->send;
3167	}	3969	}
3168		3970
3169	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3973
3180	_post_tick;	3974	if (0) {
3181		3975	if ($NEXT_TICK) {
3182		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3183	},	3980	}
3184	);	3981	}
3185		3982
3186	{	3983	{
3187	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3985
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3197		3987	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3989
3213	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
		3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		3997
3216	cf::sync_job {	3998	cf::sync_job {
3217	eval {	3999	eval {
3218	BDB::db_env_open	4000	BDB::db_env_open
3219	$DB_ENV,	4001	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4005	0666;
3224		4006
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4008	};
3230		4009
3231	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4011	};
3233	}	4012	}
		4013
		4014	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4015	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4016	};
		4017	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4018	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4019	};
		4020	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4021	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4022	};
3234	}	4023	}
3235		4024
3236	{	4025	{
		4026	# configure IO::AIO
		4027
3237	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4031	}
3250		4032
3251	my $_log_backtrace;	4033	my $_log_backtrace;
3252		4034
3253	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3257		4039
3258	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3261	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3262	my @bt = fork_call {	4047	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4050	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3274	}	4059	}
3275		4060
3276	@funcs	4061	@funcs
3277	};	4062	};
3278		4063
3279	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4067	--$_log_backtrace;
3282	};	4068	};
3283	} else {	4069	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4072	}
3287	}	4073	}
3288		4074
3289	# load additional modules	4075	# load additional modules
3290	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3291		4078
3292	END { cf::emergency_save }	4079	END { cf::emergency_save }
3293		4080
3294	1	4081	1
3295		4082

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