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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.300 by root, Tue Jul 10 06:44:29 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	warn $_;#d#
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1450		1710
1451	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1452		1712
1453	=cut	1713	=cut
1454		1714
1455	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1457		1717
1458	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1719	}
1461		1720
1462	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1463		1722
1464	Sends an ext event to the client.	1723	Sends an ext event to the client.
1465		1724
1466	=cut	1725	=cut
1467		1726
1468	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1470		1729
1471	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1472	}	1731	}
1473		1732
1474	=head3 cf::region	1733	=head3 cf::region
1475		1734
1476	=over 4	1735	=over 4
…		…
1489	my ($path) = @_;	1748	my ($path) = @_;
1490		1749
1491	my ($match, $specificity);	1750	my ($match, $specificity);
1492		1751
1493	for my $region (list) {	1752	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1497	}	1756	}
1498	}	1757	}
1499		1758
…		…
1520	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1522		1781
1523	sub generate_random_map {	1782	sub generate_random_map {
1524	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
1525	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1788	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1619	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1620	return $self;	1882	return $self;
1621	}	1883	}
1622	}	1884	}
1623		1885
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1887	()
1626	}	1888	}
1627		1889
1628	sub init {	1890	sub init {
1629	my ($self) = @_;	1891	my ($self) = @_;
…		…
1651		1913
1652	# the temporary/swap location	1914	# the temporary/swap location
1653	sub save_path {	1915	sub save_path {
1654	my ($self) = @_;	1916	my ($self) = @_;
1655		1917
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1658	}	1920	}
1659		1921
1660	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1661	sub uniq_path {	1923	sub uniq_path {
1662	my ($self) = @_;	1924	my ($self) = @_;
1663		1925
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1928	}
1676		1929
1677	sub decay_objects {	1930	sub decay_objects {
1678	my ($self) = @_;	1931	my ($self) = @_;
1679		1932
…		…
1692		1945
1693	sub load_header_from($) {	1946	sub load_header_from($) {
1694	my ($self, $path) = @_;	1947	my ($self, $path) = @_;
1695		1948
1696	utf8::encode $path;	1949	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1950	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	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;
1702		1958
1703	$self->{load_path} = $path;	1959	$self->{load_path} = $path;
1704		1960
1705	1	1961	1
1706	}	1962	}
…		…
1760	sub find {	2016	sub find {
1761	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1762		2018
1763	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1764		2020
		2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2023
1767	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1770	or return;	2026	or return;
1771		2027
1772	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1773		2029
…		…
1775	or return;	2031	or return;
1776		2032
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
		2037	undef $guard1;
1780	$map->reset;	2038	$map->reset;
1781	undef $guard;
1782	return find $path;	2039	return find $path;
1783	}	2040	}
1784		2041
1785	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1786	}	2043	}
1787	}	2044	}
1788		2045
1789	sub pre_load { }	2046	sub pre_load { }
1790	sub post_load { }	2047	#sub post_load { } # XS
1791		2048
1792	sub load {	2049	sub load {
1793	my ($self) = @_;	2050	my ($self) = @_;
1794		2051
1795	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
1796		2053
1797	my $path = $self->{path};	2054	my $path = $self->{path};
1798		2055
1799	{	2056	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2057	my $guard = cf::lock_acquire "map_data:$path";
1801		2058
		2059	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2060	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2061
1804	$self->in_memory (cf::MAP_LOADING);	2062	$self->in_memory (cf::MAP_LOADING);
1805		2063
1806	$self->alloc;	2064	$self->alloc;
1807		2065
1808	$self->pre_load;	2066	$self->pre_load;
1809	Coro::cede;	2067	cf::cede_to_tick;
1810		2068
		2069	my $f = new_from_file cf::object::thawer $self->{load_path};
		2070	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2071	$self->_load_objects ($f)
1812	or return;	2072	or return;
1813		2073
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1815	if delete $self->{load_original};	2075	if delete $self->{load_original};
1816		2076
1817	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2078	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2079	unless (aio_stat $uniq) {
		2080	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2081	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2082	$self->_load_objects ($f);
		2083	$f->resolve_delayed_derefs;
		2084	}
1822	}	2085	}
1823	}	2086	}
1824		2087
1825	Coro::cede;	2088	$f->resolve_delayed_derefs;
		2089
		2090	cf::cede_to_tick;
1826	# now do the right thing for maps	2091	# now do the right thing for maps
1827	$self->link_multipart_objects;	2092	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2093	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2094	unless $self->difficulty;
1830	Coro::cede;	2095	cf::cede_to_tick;
1831		2096
1832	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2098	$self->decay_objects;
1834	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1835	$self->update_buttons;	2100	$self->update_buttons;
1836	Coro::cede;	2101	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2102	$self->activate;
1840	}	2103	}
1841		2104
		2105	$self->{last_save} = $cf::RUNTIME;
		2106	$self->last_access ($cf::RUNTIME);
		2107
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2109	}
1844		2110
1845	$self->post_load;	2111	$self->post_load;
1846	}	2112	}
1847		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
1848	sub customise_for {	2117	sub customise_for {
1849	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1850		2119
1851	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2121	if $self->per_player;
…		…
1856		2125
1857	$self	2126	$self
1858	}	2127	}
1859		2128
1860	# 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
1861	sub load_diag {	2130	sub load_neighbours {
1862	my ($map) = @_;	2131	my ($map) = @_;
1863		2132
1864	my @diag; # diagonal neighbours	2133	my @neigh; # diagonal neighbours
1865		2134
1866	for (0 .. 3) {	2135	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2136	my $neigh = $map->tile_path ($_)
1868	or next;	2137	or next;
1869	$neigh = find $neigh, $map	2138	$neigh = find $neigh, $map
1870	or next;	2139	or next;
1871	$neigh->load;	2140	$neigh->load;
1872		2141
		2142	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2143	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2144	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2145	}
1876		2146
1877	for (@diag) {	2147	for (grep defined $_->[0], @neigh) {
		2148	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2149	my $neigh = find $path, $origin
1879	or next;	2150	or next;
1880	$neigh->load;	2151	$neigh->load;
1881	}	2152	}
1882	}	2153	}
1883		2154
…		…
1888	}	2159	}
1889		2160
1890	sub do_load_sync {	2161	sub do_load_sync {
1891	my ($map) = @_;	2162	my ($map) = @_;
1892		2163
		2164	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2165	if $Coro::current == $Coro::main;
		2166
1893	cf::sync_job { $map->load };	2167	cf::sync_job { $map->load };
1894	}	2168	}
1895		2169
1896	our %MAP_PREFETCH;	2170	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2171	our $MAP_PREFETCHER = undef;
1898		2172
1899	sub find_async {	2173	sub find_async {
1900	my ($path, $origin) = @_;	2174	my ($path, $origin, $load) = @_;
1901		2175
1902	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
1903		2177
1904	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2180	}
1907		2181
1908	undef $MAP_PREFETCH{$path};	2182	$MAP_PREFETCH{$path} |= $load;
		2183
1909	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
1910	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2189	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2190	$map->load if $v;
		2191	}
1915		2192
1916	delete $MAP_PREFETCH{$path};	2193	delete $MAP_PREFETCH{$k};
1917	}	2194	}
1918	}	2195	}
1919	undef $MAP_PREFETCHER;	2196	undef $MAP_PREFETCHER;
1920	};	2197	};
1921	$MAP_PREFETCHER->prio (6);	2198	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2201	}
1925		2202
1926	sub save {	2203	sub save {
1927	my ($self) = @_;	2204	my ($self) = @_;
1928		2205
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2207
1931	$self->{last_save} = $cf::RUNTIME;	2208	$self->{last_save} = $cf::RUNTIME;
1932		2209
1933	return unless $self->dirty;	2210	return unless $self->dirty;
1934		2211
…		…
1940	return if $self->{deny_save};	2217	return if $self->{deny_save};
1941		2218
1942	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
1943		2220
1944	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
1946	};	2224	};
		2225
		2226	cf::get_slot 0.02;
1947		2227
1948	if ($uniq) {	2228	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2231	} else {
…		…
1957	my ($self) = @_;	2237	my ($self) = @_;
1958		2238
1959	# save first because save cedes	2239	# save first because save cedes
1960	$self->save;	2240	$self->save;
1961		2241
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2243
1964	return if $self->players;	2244	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2246	return if $self->{deny_save};
1967		2247
		2248	$self->in_memory (cf::MAP_SWAPPED);
		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2252	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2253	}
1971		2254
1972	sub reset_at {	2255	sub reset_at {
1973	my ($self) = @_;	2256	my ($self) = @_;
1974		2257
…		…
1992		2275
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2277
1995	return if $self->players;	2278	return if $self->players;
1996		2279
1997	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
1998		2281
1999	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2000		2283
2001	# need to save uniques path	2284	# need to save uniques path
2002	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2289	if $uniq;
2007	}	2290	}
2008		2291
2009	delete $cf::MAP{$self->path};	2292	delete $cf::MAP{$self->path};
2010		2293
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2296	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2297
2015	$self->unlink_save;	2298	$self->unlink_save;
2016	$self->destroy;	2299	$self->destroy;
2017	}	2300	}
2018		2301
2019	my $nuke_counter = "aaaa";	2302	my $nuke_counter = "aaaa";
2020		2303
2021	sub nuke {	2304	sub nuke {
2022	my ($self) = @_;	2305	my ($self) = @_;
2023		2306
		2307	{
		2308	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2309
2024	delete $cf::MAP{$self->path};	2310	delete $cf::MAP{$self->path};
2025		2311
2026	$self->unlink_save;	2312	$self->unlink_save;
2027		2313
2028	bless $self, "cf::map";	2314	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2315	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2316	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2317	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2319
2034	$cf::MAP{$self->path} = $self;	2320	$cf::MAP{$self->path} = $self;
		2321	}
2035		2322
2036	$self->reset; # polite request, might not happen	2323	$self->reset; # polite request, might not happen
2037	}	2324	}
2038		2325
2039	=item $maps = cf::map::tmp_maps	2326	=item $maps = cf::map::tmp_maps
…		…
2081		2368
2082	sub unique_maps() {	2369	sub unique_maps() {
2083	[	2370	[
2084	map {	2371	map {
2085	utf8::decode $_;	2372	utf8::decode $_;
2086	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2087	? normalise $_	2376	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2378	]
2091	}	2379	}
2092		2380
2093	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	}
2094		2412
2095	=back	2413	=back
2096		2414
2097	=head3 cf::object	2415	=head3 cf::object
2098		2416
…		…
2102		2420
2103	=over 4	2421	=over 4
2104		2422
2105	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2106		2424
2107	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.
2108		2427
2109	=cut	2428	=cut
2110		2429
2111	sub inv_recursive_;	2430	sub inv_recursive_;
2112	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2115		2434
2116	sub inv_recursive {	2435	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2118	}	2437	}
2119		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
2120	package cf;	2467	package cf;
2121		2468
2122	=back	2469	=back
2123		2470
2124	=head3 cf::object::player	2471	=head3 cf::object::player
…		…
2130	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>
2131	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
2132	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2133		2480
2134	=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	};
2135		2496
2136	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2498	# with dialog boxes.
2138	#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
2139	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
…		…
2146		2507
2147	} else {	2508	} else {
2148	my $pl = $self->contr;	2509	my $pl = $self->contr;
2149		2510
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2511	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2514
2159	} else {	2515	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2518	}
2163	}	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 (@_);
2164	}	2530	}
2165		2531
2166	=item $player_object->may ("access")	2532	=item $player_object->may ("access")
2167		2533
2168	Returns wether the given player is authorized to access resource "access"	2534	Returns wether the given player is authorized to access resource "access"
…		…
2181		2547
2182	=item $player_object->enter_link	2548	=item $player_object->enter_link
2183		2549
2184	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}>).
2185		2551
2186	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.
2187	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.
2188		2556
2189	Will never block.	2557	Will never block.
2190		2558
2191	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2192		2560
…		…
2244	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2246		2614
2247	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2250		2618
2251	$map->load;	2619	$map->load;
2252	$map->load_diag;	2620	$map->load_neighbours;
2253		2621
2254	return unless $self->contr->active;	2622	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2623
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
2259	}
2260		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
		2629	}
		2630
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2632
2263	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
2264	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2265	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
2266	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 >>.
2267		2641
2268	=cut	2642	=cut
2269		2643
2270	our $GOTOGEN;	2644	our $GOTOGEN;
2271		2645
2272	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2647	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2648
2275	# 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
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2651
2278	$self->enter_link;	2652	$self->enter_link;
2279		2653
2280	(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
2281	my $map = eval {	2676	my $map = eval {
2282	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2283		2678
2284	if ($map) {	2679	if ($map) {
2285	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2287	} else {	2682	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2684	}
2290		2685
2291	$map	2686	$map
2292	};	2687	};
2293		2688
…		…
2298		2693
2299	if ($gen == $self->{_goto_generation}) {	2694	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2695	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2696	$self->leave_link ($map, $x, $y);
2302	}	2697	}
		2698
		2699	$done->() if $done;
2303	})->prio (1);	2700	})->prio (1);
2304	}	2701	}
2305		2702
2306	=item $player_object->enter_exit ($exit_object)	2703	=item $player_object->enter_exit ($exit_object)
2307		2704
…		…
2327	}	2724	}
2328		2725
2329	sub prepare_random_map {	2726	sub prepare_random_map {
2330	my ($exit) = @_;	2727	my ($exit) = @_;
2331		2728
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2731	# that depends on the exit object
2337		2732
2338	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2735	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2345	}	2742	}
2346		2743
2347	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2348		2745
2349	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2352		2749
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2752	undef $fh;
2356	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2357		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2360	}	2761	}
2361	}	2762	}
2362		2763
2363	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2365		2766
2366	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2367		2768
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2769	$self->enter_link;
2380		2770
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2771	(async {
2386	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2387	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
2388	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2389		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
2390	1;	2795	1
2391	}) {	2796	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "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. "
2394	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2801
2397	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2416		2821
2417	utf8::encode $text;	2822	utf8::encode $text;
2418	$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);
2419	}	2824	}
2420		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
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2852
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2854	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2427		2857
2428	=cut	2858	=cut
2429		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" => $CHAT_CHANNEL,
		2972	);
		2973
2430	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2976
2433	$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	}
2434		2998
2435	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2436		3000
2437	if ($self->can_msg) {	3001	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3003	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3004
2450	if ($color >= 0) {	3005	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3006	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3008	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3009
		3010	$self->send_big_packet ($pkt);
		3011	}
		3012
2461	=item $client->ext_event ($type, %msg)	3013	=item $client->ext_msg ($type, @msg)
2462		3014
2463	Sends an ext event to the client.	3015	Sends an ext event to the client.
2464		3016
2465	=cut	3017	=cut
2466		3018
2467	sub cf::client::ext_event($$%) {	3019	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3020	my ($self, $type, @msg) = @_;
2469		3021
		3022	if ($self->extcmd == 2) {
		3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3024	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3025	push @msg, msgtype => "event_$type";
2471	$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	}
2472	}	3046	}
2473		3047
2474	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2475		3049
2476	Queues a query to the client, calling the given callback with	3050	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3105	my ($ns, $buf) = @_;
2532		3106
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3107	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3108
2535	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
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3117	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3118	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3119	}
		3120
		3121	$ns->ext_reply ($reply, @reply)
		3122	if $reply;
		3123
2542	} else {	3124	} else {
2543	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";
2544	}	3126	}
2545		3127
2546	cf::override;	3128	cf::override;
…		…
2568		3150
2569	$coro	3151	$coro
2570	}	3152	}
2571		3153
2572	cf::client->attach (	3154	cf::client->attach (
2573	on_destroy => sub {	3155	on_client_destroy => sub {
2574	my ($ns) = @_;	3156	my ($ns) = @_;
2575		3157
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3159	},
2578	);	3160	);
…		…
2593	our $safe = new Safe "safe";	3175	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2595		3177
2596	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2597		3179
2598	$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	));
2599		3185
2600	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
2601		3187
2602	=pod	3188	=pod
2603		3189
2604	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2605		3191
2606	cf::object	3192	cf::object
2607	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
2608	insert remove	3194	insert remove name archname title slaying race decrease split
		3195	value
2609		3196
2610	cf::object::player	3197	cf::object::player
2611	player	3198	player
2612		3199
2613	cf::player	3200	cf::player
…		…
2618		3205
2619	=cut	3206	=cut
2620		3207
2621	for (	3208	for (
2622	["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
2623	insert remove)],	3210	insert remove inv nrof name archname title slaying race
		3211	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2627	) {	3215	) {
2628	no strict 'refs';	3216	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3236
2649	my $qcode = $code;	3237	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2652		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2653	local $_;	3244	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3245
2656	my $eval =	3246	my $eval =
2657	"do {\n"	3247	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3250	. $code
2661	. "\n}"	3251	. "\n}"
2662	;	3252	;
2663		3253
		3254	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	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	}
2667		3263
2668	if ($@) {	3264	if ($@) {
2669	warn "$@";	3265	warn "$@";
2670	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2690	=cut	3286	=cut
2691		3287
2692	sub register_script_function {	3288	sub register_script_function {
2693	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2694		3290
2695	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2697	}	3293	}
2698		3294
2699	=back	3295	=back
2700		3296
2701	=cut	3297	=cut
…		…
2703	#############################################################################	3299	#############################################################################
2704	# the server's init and main functions	3300	# the server's init and main functions
2705		3301
2706	sub load_facedata($) {	3302	sub load_facedata($) {
2707	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;
2708		3310
2709	warn "loading facedata from $path\n";	3311	warn "loading facedata from $path\n";
2710		3312
2711	my $facedata;	3313	my $facedata;
2712	0 < aio_load $path, $facedata	3314	0 < aio_load $path, $facedata
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3317	$facedata = Coro::Storable::thaw $facedata;
2716		3318
2717	$facedata->{version} == 2	3319	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		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
2720	{	3331	{
2721	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2722		3333
2723	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2725	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3337	cf::face::set_visibility $idx, $info->{visibility};
		3338	cf::face::set_magicmap $idx, $info->{magicmap};
2726	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2727	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2728	Coro::cede;	3341
		3342	cf::cede_to_tick;
2729	}	3343	}
2730		3344
2731	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2732	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2733	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2734	or next;	3349	or next;
		3350
2735	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
		3352	cf::face::set_smooth $idx, $smooth;
2736	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2737	} else {	3354	} else {
2738	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
2739	}	3356	}
2740	Coro::cede;	3357
		3358	cf::cede_to_tick;
2741	}	3359	}
2742	}	3360	}
2743		3361
2744	{	3362	{
2745	my $anims = $facedata->{animinfo};	3363	my $anims = $facedata->{animinfo};
2746		3364
2747	while (my ($anim, $info) = each %$anims) {	3365	while (my ($anim, $info) = each %$anims) {
2748	cf::anim::set $anim, $info->{frames}, $info->{facings};	3366	cf::anim::set $anim, $info->{frames}, $info->{facings};
2749	Coro::cede;	3367	cf::cede_to_tick;
2750	}	3368	}
2751		3369
2752	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
2753	}	3371	}
2754		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
2755	1	3392	1
2756	}	3393	}
2757		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
2758	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
2759	load_resource_file "$MAPDIR/regions"	3438	load_resource_file "$MAPDIR/regions"
2760	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	}
2761	}	3445	}
2762		3446
2763	sub reload_facedata {	3447	sub reload_facedata {
2764	load_facedata "$DATADIR/facedata"	3448	load_facedata "$DATADIR/facedata"
2765	or die "unable to load facedata\n";	3449	or die "unable to load facedata\n";
2766	}	3450	}
2767		3451
2768	sub reload_archetypes {	3452	sub reload_archetypes {
2769	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
2770	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
2771	#d# NEED to laod twice to resolve forward references
2772	# this really needs to be done in an extra post-pass
2773	# (which needs to be synchronous, so solve it differently)
2774	load_resource_file "$DATADIR/archetypes"
2775	or die "unable to load archetypes\n";
2776	}	3455	}
2777		3456
2778	sub reload_treasures {	3457	sub reload_treasures {
2779	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
2780	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
2781	}	3460	}
2782		3461
2783	sub reload_resources {	3462	sub reload_resources {
2784	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
2785		3464
		3465	reload_facedata;
		3466	reload_archetypes;
2786	reload_regions;	3467	reload_regions;
2787	reload_facedata;
2788	#reload_archetypes;#d#
2789	reload_archetypes;
2790	reload_treasures;	3468	reload_treasures;
2791		3469
2792	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
2793	}	3471	}
2794		3472
2795	sub init {	3473	sub reload_config {
2796	reload_resources;	3474	warn "reloading config file...\n";
2797	}
2798		3475
2799	sub cfg_load {
2800	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
2801	or return;	3477	or return;
2802		3478
2803	local $/;	3479	local $/;
2804	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
2805		3481
2806	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2807		3483
2808	$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};
2809	$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};
…		…
2813	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2814	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
2815	};	3491	};
2816	warn $@ if $@;	3492	warn $@ if $@;
2817	}	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;
2818	}	3524	}
2819		3525
2820	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
2821	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
2822	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
2823	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#
2824	(async {	3544	(async {
2825	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
2826	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
2827	};	3548	};
2828		3549
2829	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;
2830	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
2831	load_extensions;	3568	load_extensions;
2832		3569
2833	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
2834	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;
2835	}	3580	}
2836		3581
2837	#############################################################################	3582	#############################################################################
2838	# initialisation and cleanup	3583	# initialisation and cleanup
2839		3584
2840	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
2841	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
2842	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
2843	Event->signal (	3589	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2844	reentrant => 0,
2845	data => WF_AUTOCANCEL,
2846	signal => $signal,
2847	prio => 0,
2848	cb => sub {
2849	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
2850	},
2851	);	3591	};
2852	}	3592	}
2853	}	3593	}
2854		3594
2855	sub write_runtime {	3595	sub write_runtime_sync {
2856	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = AE::time;
2857		3597
2858	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
2859	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
2860		3600
2861	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2862		3602
2863	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
2864		3604
2865	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2866	or return;	3606	or return;
2867		3607
2868	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
2869	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
2870	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
2880	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
2881		3621
2882	close $fh	3622	close $fh
2883	or return;	3623	or return;
2884		3624
2885	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2886	and return;	3626	and return;
2887		3627
2888	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2889		3629
2890	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 };
2891	}	3681	}
2892		3682
2893	sub emergency_save() {	3683	sub emergency_save() {
2894	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
2895		3685
2896	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
2897		3687
2898	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
2899	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
2900	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
2901	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
2902	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
2903	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
2904	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
2905	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2906	$pl->save;	3702	$pl->save;
2907	}	3703	}
2908	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
2909		3705
2910	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
2911	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
2912	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
2913	$map->valid or next;	3709	$map->valid or next;
2914	$map->save;	3710	$map->save;
2915	}	3711	}
2916	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
2917		3713
2918	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
2919	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
2920	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";
2921	};	3721	};
2922		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
2923	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
2924	}	3729	}
2925		3730
2926	sub post_cleanup {	3731	sub post_cleanup {
2927	my ($make_core) = @_;	3732	my ($make_core) = @_;
2928		3733
2929	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
2930	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 $pkg\n";#d#
2931	}	3765	}
2932		3766
2933	sub do_reload_perl() {	3767	sub do_reload_perl() {
2934	# can/must only be called in main	3768	# can/must only be called in main
2935	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
2936	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
2937	return;	3771	return;
2938	}	3772	}
2939		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = AE::time;
		3777
		3778	while ($RELOAD) {
2940	warn "reloading...";	3779	warn "reloading...";
2941		3780
2942	warn "entering sync_job";	3781	warn "entering sync_job";
2943		3782
2944	cf::sync_job {	3783	cf::sync_job {
2945	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
2946	cf::emergency_save;	3785	cf::emergency_save;
2947	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
2948		3787
2949	warn "syncing database to disk";	3788	warn "syncing database to disk";
2950	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
2951		3790
2952	# 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
2953		3792
2954	warn "cancelling all WF_AUTOCANCEL watchers";
2955	for (Event::all_watchers) {
2956	$_->cancel if $_->data & WF_AUTOCANCEL;
2957	}
2958
2959	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
2960	for (;;) {
2961	BDB::flush;
2962	IO::AIO::flush;
2963	Coro::cede;
2964	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
2965	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2966	}
2967
2968	++$RELOAD;
2969
2970	warn "cancelling all extension coros";
2971	$_->cancel for values %EXT_CORO;
2972	%EXT_CORO = ();
2973
2974	warn "removing commands";
2975	%COMMAND = ();
2976
2977	warn "removing ext/exti commands";
2978	%EXTCMD = ();
2979	%EXTICMD = ();
2980
2981	warn "unloading/nuking all extensions";
2982	for my $pkg (@EXTS) {
2983	warn "... unloading $pkg";
2984
2985	if (my $cb = $pkg->can ("unload")) {
2986	eval {
2987	$cb->($pkg);
2988	1
2989	} or warn "$pkg unloaded, but with errors: $@";
2990	}	3796	}
2991		3797
2992	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
2993	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
2994	}	3800	%EXT_CORO = ();
2995		3801
2996	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
2997	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
2998	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2999		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3000	warn "... unloading $k";	3811	warn "... unloading $pkg";
3001	delete $INC{$k};
3002		3812
3003	$k =~ s/\.pm$//;
3004	$k =~ s/\//::/g;
3005
3006	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3007	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3008	}	3822	}
3009		3823
3010	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 $k;
3011	}	3839	}
3012		3840
3013	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3014	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3015	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);
3016		3844
3017	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3018	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3019	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3020		3848
3021	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3022	# and global variables created in xs	3850	# and global variables created in xs
3023	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3024		3852
3025	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3026		3854
3027	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3028	require cf;	3856	require cf;
3029	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3030		3858
3031	warn "loading config and database again";	3859	warn "loading config and database again";
3032	cf::cfg_load;	3860	cf::reload_config;
3033		3861
3034	warn "loading extensions";	3862	warn "loading extensions";
3035	cf::load_extensions;	3863	cf::load_extensions;
3036		3864
		3865	if ($REATTACH_ON_RELOAD) {
3037	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3038	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3039	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3040	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3041	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3042	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3043		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3044	warn "leaving sync_job";	3877	warn "leaving sync_job";
3045		3878
3046	1	3879	1
3047	} or do {	3880	} or do {
3048	warn $@;	3881	warn $@;
3049	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3050	exit 1;
3051	};	3883	};
3052		3884
3053	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = AE::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3054	};	3891	};
3055		3892
3056	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3057		3894
3058	sub reload_perl() {	3895	sub reload_perl() {
3059	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3060	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3061		3898
3062	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3063	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3064	after => 0,	3901
3065	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3066	cb => sub {
3067	do_reload_perl;	3903	do_reload_perl;
3068	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3069	},	3905	};
3070	);	3906	};
3071	}	3907	}
3072		3908
3073	register_command "reload" => sub {	3909	register_command "reload" => sub {
3074	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3075		3911
3076	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3077	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3078	async { reload_perl };	3916	reload_perl;
		3917	};
3079	}	3918	}
3080	};	3919	};
3081		3920
3082	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3083		3922
…		…
3085		3924
3086	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3087	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3088		3927
3089	sub wait_for_tick {	3928	sub wait_for_tick {
3090	return unless $TICK_WATCHER->is_active;
3091	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3092		3930
3093	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3094	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3095	$signal->wait;	3933	$signal->wait;
3096	}	3934	}
3097		3935
3098	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3099	return unless $TICK_WATCHER->is_active;
3100	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3101		3938
3102	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3103	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3104	$signal->wait;	3941	$signal->wait;
3105	}	3942	}
3106		3943
3107	my $min = 1e6;#d#	3944	sub tick {
3108	my $avg = 10;
3109	$TICK_WATCHER = Event->timer (
3110	reentrant => 0,
3111	parked => 1,
3112	prio => 0,
3113	at => $NEXT_TICK || $TICK,
3114	data => WF_AUTOCANCEL,
3115	cb => sub {
3116	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3118	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3119	return;	3948	return;
3120	}	3949	}
3121		3950
3122	$NOW = $tick_start = Event::time;
3123
3124	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3125		3952
3126	0 && sync_job {#d#	3953	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3127	for(1..10) {
3128	my $t = Event::time;
3129	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3130	or die;
3131		3954
3132	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3133	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3134	$map->alloc;	3957	Coro::async_pool {
3135	$map->_load_objects ("/tmp/x.map", 1);	3958	$Coro::current->{desc} = "runtime saver";
3136	my $t = Event::time - $t;	3959	write_runtime_sync
3137		3960	or warn "ERROR: unable to write runtime file: $!";
3138	#next unless $t < 0.0013;#d#
3139	if ($t < $min) {
3140	$min = $t;
3141	}
3142	$avg = $avg * 0.99 + $t * 0.01;
3143	}
3144	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3145	exit 0;
3146	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3147	};	3961	};
		3962	}
3148		3963
3149	$RUNTIME += $TICK;
3150	$NEXT_TICK += $TICK;
3151
3152	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3153	$NEXT_RUNTIME_WRITE = $NOW + 10;
3154	Coro::async_pool {
3155	write_runtime
3156	or warn "ERROR: unable to write runtime file: $!";
3157	};
3158	}
3159
3160	# my $AFTER = Event::time;
3161	# warn $AFTER - $NOW;#d#
3162
3163	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3164	$sig->send;	3965	$sig->send;
3165	}	3966	}
3166	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3167	$sig->send;	3968	$sig->send;
3168	}	3969	}
3169		3970
3170	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3171
3172	# if we are delayed by four ticks or more, skip them all
3173	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3174
3175	$TICK_WATCHER->at ($NEXT_TICK);
3176	$TICK_WATCHER->start;
3177
3178	$LOAD = ($NOW - $tick_start) / $TICK;
3179	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3180		3973
3181	_post_tick;	3974	if (0) {
3182		3975	if ($NEXT_TICK) {
3183		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3184	},	3980	}
3185	);	3981	}
3186		3982
3187	{	3983	{
3188	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3189	$BDB_POLL_WATCHER = Event->io (	3985
3190	reentrant => 0,
3191	fd => BDB::poll_fileno,
3192	poll => 'r',
3193	prio => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => \&BDB::poll_cb,
3196	);
3197	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3198		3987	BDB::max_poll_reqs $TICK * 0.1;
3199	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3200	my $status;
3201	my $current = $Coro::current;
3202	(
3203	sub {
3204	$status = $!;
3205	$current->ready; undef $current;
3206	},
3207	sub {
3208	Coro::schedule while defined $current;
3209	$! = $status;
3210	},
3211	)
3212	};
3213		3989
3214	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3215	$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);
3216		3997
3217	cf::sync_job {	3998	cf::sync_job {
3218	eval {	3999	eval {
3219	BDB::db_env_open	4000	BDB::db_env_open
3220	$DB_ENV,	4001	$DB_ENV,
…		…
3222	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3223	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3224	0666;	4005	0666;
3225		4006
3226	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3227
3228	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3229	$DB_ENV->set_lk_detect;
3230	};	4008	};
3231		4009
3232	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3233	};	4011	};
3234	}	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	};
3235	}	4023	}
3236		4024
3237	{	4025	{
		4026	# configure IO::AIO
		4027
3238	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3239
3240	undef $Coro::AIO::WATCHER;
3241	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3242	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3243	reentrant => 0,
3244	data => WF_AUTOCANCEL,
3245	fd => IO::AIO::poll_fileno,
3246	poll => 'r',
3247	prio => 6,
3248	cb => \&IO::AIO::poll_cb,
3249	);
3250	}	4031	}
3251		4032
3252	my $_log_backtrace;	4033	my $_log_backtrace;
3253		4034
3254	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3257	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3258		4039
3259	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3260	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3261	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3262	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3263	my @bt = fork_call {	4047	my @bt = fork_call {
3264	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3265	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3266	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 |"
3267	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3275	}	4059	}
3276		4060
3277	@funcs	4061	@funcs
3278	};	4062	};
3279		4063
3280	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3281	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3282	--$_log_backtrace;	4067	--$_log_backtrace;
3283	};	4068	};
3284	} else {	4069	} else {
3285	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3286	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3287	}	4072	}
3288	}	4073	}
3289		4074
3290	# load additional modules	4075	# load additional modules
3291	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3292		4078
3293	END { cf::emergency_save }	4079	END { cf::emergency_save }
3294		4080
3295	1	4081	1
3296		4082

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