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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 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;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	235	that call.
177		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
223	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
322	};	462	}
323	$TICK_WATCHER->stop;	463	};
324	$guard	464
		465	sub get_slot($;$$) {
		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	$sig->wait;
325	}	478	}
326		479
327	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
328		481
329	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		487
335	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
336		489
337	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
338		491
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	495	acceptable.
343		496
344	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		503
351	sub sync_job(&) {	504	sub sync_job(&) {
352	my ($job) = @_;	505	my ($job) = @_;
353		506
354	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	508	my $time = EV::time;
356		509
357	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
359		512
360	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	514
362	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
363		516
364	my $busy = 1;	517	my $busy = 1;
365	my @res;	518	my @res;
366		519
367	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	522	@res = eval { $job->() };
369	warn $@ if $@;	523	warn $@ if $@;
370	undef $busy;	524	undef $busy;
371	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
372		526
373	while ($busy) {	527	while ($busy) {
374	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
375	}	532	}
		533	}
376		534
377	$time = Event::time - $time;	535	my $time = EV::time - $time;
378		536
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
383		538
384	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
385	} else {	540	} else {
386	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
387		542
…		…
412	=item fork_call { }, $args	567	=item fork_call { }, $args
413		568
414	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
415	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
418		573
419	=cut	574	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		575
430	sub fork_call(&@) {	576	sub fork_call(&@) {
431	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
432		578
433	# 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,
434	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		582
438	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	584	reset_signals;
452	local $SIG{__WARN__};	585	&$cb
453	local $SIG{__DIE__};	586	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		587
460	eval {	588	wantarray ? @res : $res[-1]
461	close $fh1;	589	}
462		590
463	my @res = eval { $cb->(@args) };	591	=item $coin = coin_from_name $name
464		592
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	593	=cut
466	close $fh2;
467	};
468		594
469	warn $@ if $@;	595	our %coin_alias = (
470	_exit 0;	596	"silver" => "silvercoin",
471	}	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
472	}	616	}
473		617
474	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
475		619
476	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
479		623
480	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
481	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).
482		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
483	=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	}
484		650
485	our $DB;	651	our $DB;
486		652
487	sub db_init {	653	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	654	cf::sync_job {
492	eval {	655	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	656	};
502	}	657	}
503		658
504	sub db_get($$) {	659	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
506		661
…		…
556	if (1) {	711	if (1) {
557	$md5 =	712	$md5 =
558	join "\x00",	713	join "\x00",
559	$processversion,	714	$processversion,
560	map {	715	map {
561	Coro::cede;	716	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	718	} 0.. $#$src;
564		719
565		720
566	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		759
605	#############################################################################	760	#############################################################################
606		761
607	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
608		763
609	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
610	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")
611	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
612		767
613	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>
614	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
615	Crossfire TRT).	770	Deliantra).
616		771
617	=over 4	772	=over 4
618		773
619	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
620		775
…		…
664	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
665		820
666	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
667	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
668		823
669	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
671		826
672	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
673		828
674	=over 4	829	=over 4
…		…
902	}	1057	}
903		1058
904	0	1059	0
905	}	1060	}
906		1061
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1063
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1065
911	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
912		1067
…		…
918		1073
919	=cut	1074	=cut
920		1075
921	#############################################################################	1076	#############################################################################
922	# object support	1077	# object support
923	#
924		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#
925	sub _can_merge {	1112	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
927		1114
928	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1116
932	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
933	}	1119	}
934		1120
935	sub reattach {	1121	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1123	my ($obj) = @_;
938		1124
		1125	# no longer needed after getting rid of delete_package?
939	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
940		1127
941	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
942		1129
943	@$registry = ();	1130	@$registry = ();
944		1131
…		…
959	cf::attachable->attach (	1146	cf::attachable->attach (
960	prio => -1000000,	1147	prio => -1000000,
961	on_instantiate => sub {	1148	on_instantiate => sub {
962	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
963		1150
964	$data = from_json $data;	1151	$data = decode_json $data;
965		1152
966	for (@$data) {	1153	for (@$data) {
967	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
968		1155
969	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1172	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
987		1174
988	sync_job {	1175	sync_job {
989	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
992		1180
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1188	aio_close $fh;
998		1189
999	if (@$objs) {	1190	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1199	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1201	}
1008	} else {	1202	} else {
1009	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1010	}	1204	}
1011		1205
1012	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1210	} else {
1014	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1015	}	1212	}
1016	} else {	1213	} else {
1017	aio_unlink $filename;	1214	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1019	}	1216	}
1020	}	1217	};
1021	}	1218	}
1022		1219
1023	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1025		1222
…		…
1037	or return;	1234	or return;
1038		1235
1039	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1238	or return;
		1239
1042	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1043	}	1242	}
1044		1243
		1244	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1047	return ($data, $av);	1248	($data, $av)
1048	}	1249	}
1049		1250
1050	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1051		1252
1052	=over 4	1253	=over 4
…		…
1106	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1107		1308
1108	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1109	}	1310	}
1110		1311
		1312	use File::Glob ();
		1313
1111	cf::player->attach (	1314	cf::player->attach (
1112	on_command => sub {	1315	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1114		1317
1115	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1116	or return;	1319	or return;
1117		1320
…		…
1125	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1126		1329
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1331
1129	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
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1135	} else {	1347	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1349	}
1138		1350
1139	cf::override;	1351	cf::override;
1140	},	1352	},
1141	);	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	}
1142		1367
1143	sub load_extensions {	1368	sub load_extensions {
1144	cf::sync_job {	1369	cf::sync_job {
1145	my %todo;	1370	my %todo;
1146		1371
…		…
1166		1391
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1394
1170	$ext{source} =	1395	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1173	. $source	1398	. $source
1174	. "\n};\n1";	1399	. "\n};\n1";
1175		1400
1176	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1177	}	1402	}
1178		1403
		1404	my $pass = 0;
1179	my %done;	1405	my %done;
1180	while (%todo) {	1406	while (%todo) {
1181	my $progress;	1407	my $progress;
1182		1408
		1409	++$pass;
		1410
		1411	ext:
1183	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1414	next ext
1186	unless exists $done{$_};	1415	unless exists $done{$_};
1187	}	1416	}
1188		1417
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1419
1191	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1196	warn $msg;	1427	} else {
1197	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1198	exit 1;	1429	push @EXTS, $v->{pkg};
1199	}	1430	$progress = 1;
1200		1431
1201	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1202	}	1434	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1435	}
1208		1436
1209	skip:	1437	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1445	}
1213	};	1446	};
1214	}	1447	}
1215		1448
1216	#############################################################################	1449	#############################################################################
1217		1450
1218	=back	1451	=back
1219		1452
1220	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1221		1454
1222	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1223		1456
1224	=cut	1457	=cut
1225		1458
1226	package cf::player;	1459	package cf::player;
1227		1460
1228	use Coro::AIO;	1461	use Coro::AIO;
1229		1462
1230	=head3 cf::player	1463	=head3 cf::player
1231		1464
1232	=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	}
1233		1480
1234	=item cf::player::find $login	1481	=item cf::player::find $login
1235		1482
1236	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1237		1484
…		…
1256		1503
1257	sub exists($) {	1504	sub exists($) {
1258	my ($login) = @_;	1505	my ($login) = @_;
1259		1506
1260	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1262	}	1509	}
1263		1510
1264	sub find($) {	1511	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1513	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1524
1278	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1281	}	1534	}
1282	}	1535	}
1283	}	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	);
1284		1550
1285	sub save($) {	1551	sub save($) {
1286	my ($pl) = @_;	1552	my ($pl) = @_;
1287		1553
1288	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1294		1560
1295	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1297		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
1298	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1299	Coro::cede;	1570	cf::cede_to_tick;
1300	}	1571	}
1301		1572
1302	sub new($) {	1573	sub new($) {
1303	my ($login) = @_;	1574	my ($login) = @_;
1304		1575
…		…
1310	$cf::PLAYER{$login} = $self;	1581	$cf::PLAYER{$login} = $self;
1311		1582
1312	$self	1583	$self
1313	}	1584	}
1314		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
1315	=item $pl->quit_character	1596	=item $pl->quit_character
1316		1597
1317	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
1318	be destroyed. May block for a long time.	1599	be destroyed. May block for a long time.
1319		1600
…		…
1323	my ($pl) = @_;	1604	my ($pl) = @_;
1324		1605
1325	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1326		1607
1327	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1328	$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
1329		1610
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1334		1617
1335	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1655	or return [];
1373		1656
1374	my @logins;	1657	my @logins;
1375		1658
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1668	}
1380		1669
1381	utf8::decode $login;	1670	utf8::decode $login;
1382	push @logins, $login;	1671	push @logins, $login;
1383	}	1672	}
1384		1673
…		…
1411	}	1700	}
1412		1701
1413	\@paths	1702	\@paths
1414	}	1703	}
1415		1704
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1706
1418	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1419		1708
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1467		1710
1468	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1469		1712
1470	=cut	1713	=cut
1471		1714
1472	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1474		1717
1475	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1719	}
1478		1720
1479	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1480		1722
1481	Sends an ext event to the client.	1723	Sends an ext event to the client.
1482		1724
1483	=cut	1725	=cut
1484		1726
1485	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1487		1729
1488	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1489	}	1731	}
1490		1732
1491	=head3 cf::region	1733	=head3 cf::region
1492		1734
1493	=over 4	1735	=over 4
…		…
1537	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1539		1781
1540	sub generate_random_map {	1782	sub generate_random_map {
1541	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
1542	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1788	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1668		1913
1669	# the temporary/swap location	1914	# the temporary/swap location
1670	sub save_path {	1915	sub save_path {
1671	my ($self) = @_;	1916	my ($self) = @_;
1672		1917
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1675	}	1920	}
1676		1921
1677	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1678	sub uniq_path {	1923	sub uniq_path {
1679	my ($self) = @_;	1924	my ($self) = @_;
1680		1925
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1928	}
1693		1929
1694	sub decay_objects {	1930	sub decay_objects {
1695	my ($self) = @_;	1931	my ($self) = @_;
1696		1932
…		…
1709		1945
1710	sub load_header_from($) {	1946	sub load_header_from($) {
1711	my ($self, $path) = @_;	1947	my ($self, $path) = @_;
1712		1948
1713	utf8::encode $path;	1949	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1950	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		1958
1720	$self->{load_path} = $path;	1959	$self->{load_path} = $path;
1721		1960
1722	1	1961	1
1723	}	1962	}
…		…
1777	sub find {	2016	sub find {
1778	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1779		2018
1780	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1781		2020
		2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2023
1784	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1787	or return;	2026	or return;
1788		2027
1789	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1790		2029
…		…
1792	or return;	2031	or return;
1793		2032
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
		2037	undef $guard1;
1797	$map->reset;	2038	$map->reset;
1798	undef $guard;
1799	return find $path;	2039	return find $path;
1800	}	2040	}
1801		2041
1802	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1803	}	2043	}
1804	}	2044	}
1805		2045
1806	sub pre_load { }	2046	sub pre_load { }
1807	sub post_load { }	2047	#sub post_load { } # XS
1808		2048
1809	sub load {	2049	sub load {
1810	my ($self) = @_;	2050	my ($self) = @_;
1811		2051
1812	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
1813		2053
1814	my $path = $self->{path};	2054	my $path = $self->{path};
1815		2055
1816	{	2056	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2057	my $guard = cf::lock_acquire "map_data:$path";
1818		2058
		2059	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2060	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2061
1821	$self->in_memory (cf::MAP_LOADING);	2062	$self->in_memory (cf::MAP_LOADING);
1822		2063
1823	$self->alloc;	2064	$self->alloc;
1824		2065
1825	$self->pre_load;	2066	$self->pre_load;
1826	Coro::cede;	2067	cf::cede_to_tick;
1827		2068
		2069	my $f = new_from_file cf::object::thawer $self->{load_path};
		2070	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2071	$self->_load_objects ($f)
1829	or return;	2072	or return;
1830		2073
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1832	if delete $self->{load_original};	2075	if delete $self->{load_original};
1833		2076
1834	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2078	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2079	unless (aio_stat $uniq) {
		2080	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2081	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2082	$self->_load_objects ($f);
		2083	$f->resolve_delayed_derefs;
		2084	}
1839	}	2085	}
1840	}	2086	}
1841		2087
1842	Coro::cede;	2088	$f->resolve_delayed_derefs;
		2089
		2090	cf::cede_to_tick;
1843	# now do the right thing for maps	2091	# now do the right thing for maps
1844	$self->link_multipart_objects;	2092	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2093	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2094	unless $self->difficulty;
1847	Coro::cede;	2095	cf::cede_to_tick;
1848		2096
1849	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2098	$self->decay_objects;
1851	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1852	$self->update_buttons;	2100	$self->update_buttons;
1853	Coro::cede;	2101	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2102	$self->activate;
1857	}	2103	}
1858		2104
		2105	$self->{last_save} = $cf::RUNTIME;
		2106	$self->last_access ($cf::RUNTIME);
		2107
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2109	}
1861		2110
1862	$self->post_load;	2111	$self->post_load;
1863	}	2112	}
1864		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
1865	sub customise_for {	2117	sub customise_for {
1866	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1867		2119
1868	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2121	if $self->per_player;
…		…
1873		2125
1874	$self	2126	$self
1875	}	2127	}
1876		2128
1877	# 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
1878	sub load_diag {	2130	sub load_neighbours {
1879	my ($map) = @_;	2131	my ($map) = @_;
1880		2132
1881	my @diag; # diagonal neighbours	2133	my @neigh; # diagonal neighbours
1882		2134
1883	for (0 .. 3) {	2135	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2136	my $neigh = $map->tile_path ($_)
1885	or next;	2137	or next;
1886	$neigh = find $neigh, $map	2138	$neigh = find $neigh, $map
1887	or next;	2139	or next;
1888	$neigh->load;	2140	$neigh->load;
1889		2141
		2142	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2143	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2144	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2145	}
1893		2146
1894	for (@diag) {	2147	for (grep defined $_->[0], @neigh) {
		2148	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2149	my $neigh = find $path, $origin
1896	or next;	2150	or next;
1897	$neigh->load;	2151	$neigh->load;
1898	}	2152	}
1899	}	2153	}
1900		2154
…		…
1905	}	2159	}
1906		2160
1907	sub do_load_sync {	2161	sub do_load_sync {
1908	my ($map) = @_;	2162	my ($map) = @_;
1909		2163
		2164	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2165	if $Coro::current == $Coro::main;
		2166
1910	cf::sync_job { $map->load };	2167	cf::sync_job { $map->load };
1911	}	2168	}
1912		2169
1913	our %MAP_PREFETCH;	2170	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2171	our $MAP_PREFETCHER = undef;
1915		2172
1916	sub find_async {	2173	sub find_async {
1917	my ($path, $origin) = @_;	2174	my ($path, $origin, $load) = @_;
1918		2175
1919	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
1920		2177
1921	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2180	}
1924		2181
1925	undef $MAP_PREFETCH{$path};	2182	$MAP_PREFETCH{$path} |= $load;
		2183
1926	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
1927	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2189	if (my $map = find $k) {
1930	$map->load;	2190	$map->load if $v;
1931	}	2191	}
1932		2192
1933	delete $MAP_PREFETCH{$path};	2193	delete $MAP_PREFETCH{$k};
1934	}	2194	}
1935	}	2195	}
1936	undef $MAP_PREFETCHER;	2196	undef $MAP_PREFETCHER;
1937	};	2197	};
1938	$MAP_PREFETCHER->prio (6);	2198	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2201	}
1942		2202
1943	sub save {	2203	sub save {
1944	my ($self) = @_;	2204	my ($self) = @_;
1945		2205
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2207
1948	$self->{last_save} = $cf::RUNTIME;	2208	$self->{last_save} = $cf::RUNTIME;
1949		2209
1950	return unless $self->dirty;	2210	return unless $self->dirty;
1951		2211
…		…
1957	return if $self->{deny_save};	2217	return if $self->{deny_save};
1958		2218
1959	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
1960		2220
1961	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
1963	};	2224	};
		2225
		2226	cf::get_slot 0.02;
1964		2227
1965	if ($uniq) {	2228	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2231	} else {
…		…
1974	my ($self) = @_;	2237	my ($self) = @_;
1975		2238
1976	# save first because save cedes	2239	# save first because save cedes
1977	$self->save;	2240	$self->save;
1978		2241
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2243
1981	return if $self->players;	2244	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2246	return if $self->{deny_save};
1984		2247
		2248	$self->in_memory (cf::MAP_SWAPPED);
		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2252	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2253	}
1988		2254
1989	sub reset_at {	2255	sub reset_at {
1990	my ($self) = @_;	2256	my ($self) = @_;
1991		2257
…		…
2009		2275
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2277
2012	return if $self->players;	2278	return if $self->players;
2013		2279
2014	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2015		2281
2016	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2017		2283
2018	# need to save uniques path	2284	# need to save uniques path
2019	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2289	if $uniq;
2024	}	2290	}
2025		2291
2026	delete $cf::MAP{$self->path};	2292	delete $cf::MAP{$self->path};
2027		2293
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2296	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2297
2032	$self->unlink_save;	2298	$self->unlink_save;
2033	$self->destroy;	2299	$self->destroy;
2034	}	2300	}
2035		2301
2036	my $nuke_counter = "aaaa";	2302	my $nuke_counter = "aaaa";
2037		2303
2038	sub nuke {	2304	sub nuke {
2039	my ($self) = @_;	2305	my ($self) = @_;
2040		2306
		2307	{
		2308	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2309
2041	delete $cf::MAP{$self->path};	2310	delete $cf::MAP{$self->path};
2042		2311
2043	$self->unlink_save;	2312	$self->unlink_save;
2044		2313
2045	bless $self, "cf::map";	2314	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2315	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2316	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2317	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2319
2051	$cf::MAP{$self->path} = $self;	2320	$cf::MAP{$self->path} = $self;
		2321	}
2052		2322
2053	$self->reset; # polite request, might not happen	2323	$self->reset; # polite request, might not happen
2054	}	2324	}
2055		2325
2056	=item $maps = cf::map::tmp_maps	2326	=item $maps = cf::map::tmp_maps
…		…
2098		2368
2099	sub unique_maps() {	2369	sub unique_maps() {
2100	[	2370	[
2101	map {	2371	map {
2102	utf8::decode $_;	2372	utf8::decode $_;
2103	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2104	? normalise $_	2376	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2378	]
2108	}	2379	}
2109		2380
2110	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	}
2111		2412
2112	=back	2413	=back
2113		2414
2114	=head3 cf::object	2415	=head3 cf::object
2115		2416
…		…
2119		2420
2120	=over 4	2421	=over 4
2121		2422
2122	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2123		2424
2124	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.
2125		2427
2126	=cut	2428	=cut
2127		2429
2128	sub inv_recursive_;	2430	sub inv_recursive_;
2129	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2132		2434
2133	sub inv_recursive {	2435	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2135	}	2437	}
2136		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
2137	package cf;	2467	package cf;
2138		2468
2139	=back	2469	=back
2140		2470
2141	=head3 cf::object::player	2471	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2150		2480
2151	=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	};
2152		2496
2153	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2498	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
…		…
2163		2507
2164	} else {	2508	} else {
2165	my $pl = $self->contr;	2509	my $pl = $self->contr;
2166		2510
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2511	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2514
2176	} else {	2515	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2518	}
2180	}	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 (@_);
2181	}	2530	}
2182		2531
2183	=item $player_object->may ("access")	2532	=item $player_object->may ("access")
2184		2533
2185	Returns wether the given player is authorized to access resource "access"	2534	Returns wether the given player is authorized to access resource "access"
…		…
2198		2547
2199	=item $player_object->enter_link	2548	=item $player_object->enter_link
2200		2549
2201	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}>).
2202		2551
2203	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.
2204	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.
2205		2556
2206	Will never block.	2557	Will never block.
2207		2558
2208	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2209		2560
…		…
2261	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2263		2614
2264	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2267		2618
2268	$map->load;	2619	$map->load;
2269	$map->load_diag;	2620	$map->load_neighbours;
2270		2621
2271	return unless $self->contr->active;	2622	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2623
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2276	}	2629	}
2277		2630
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2632
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2637	be called at the end of this process.
2285		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 >>.
		2641
2286	=cut	2642	=cut
2287		2643
2288	our $GOTOGEN;	2644	our $GOTOGEN;
2289		2645
2290	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2651
2296	$self->enter_link;	2652	$self->enter_link;
2297		2653
2298	(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
2299	my $map = eval {	2676	my $map = eval {
2300	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2301		2678
2302	if ($map) {	2679	if ($map) {
2303	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2305	} else {	2682	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2684	}
2308		2685
2309	$map	2686	$map
2310	};	2687	};
2311		2688
…		…
2347	}	2724	}
2348		2725
2349	sub prepare_random_map {	2726	sub prepare_random_map {
2350	my ($exit) = @_;	2727	my ($exit) = @_;
2351		2728
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2731	# that depends on the exit object
2357		2732
2358	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2735	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2365	}	2742	}
2366		2743
2367	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2368		2745
2369	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2372		2749
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2752	undef $fh;
2376	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2377		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2380	}	2761	}
2381	}	2762	}
2382		2763
2383	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2385		2766
2386	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2387		2768
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2769	$self->enter_link;
2400		2770
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2771	(async {
2406	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2409		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
2410	1;	2795	1
2411	}) {	2796	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2801
2417	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2436		2821
2437	utf8::encode $text;	2822	utf8::encode $text;
2438	$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);
		2824	}
		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);
2439	}	2849	}
2440		2850
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2852
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2447		2857
2448	=cut	2858	=cut
2449		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" => $CHAT_CHANNEL,
		2972	);
		2973
2450	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2976
2453	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2454		2979
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		2981
		2982	# check predefined channels, for the benefit of C
		2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
2457	if (ref $channel) {	2989	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	2993	$self->ext_msg (channel_info => $channel);
2462	}	2994	}
2463		2995
2464	$channel = $channel->{id};	2996	$channel = $channel->{id};
2465	}	2997	}
2466		2998
2467	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2468		3000
2469	if ($self->can_msg) {	3001	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3003	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3004
2482	if ($color >= 0) {	3005	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3006	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3008	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3009
		3010	$self->send_big_packet ($pkt);
		3011	}
		3012
2493	=item $client->ext_event ($type, %msg)	3013	=item $client->ext_msg ($type, @msg)
2494		3014
2495	Sends an ext event to the client.	3015	Sends an ext event to the client.
2496		3016
2497	=cut	3017	=cut
2498		3018
2499	sub cf::client::ext_event($$%) {	3019	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3020	my ($self, $type, @msg) = @_;
2501		3021
2502	return unless $self->extcmd;	3022	if ($self->extcmd == 2) {
2503		3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3024	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3025	push @msg, msgtype => "event_$type";
2505	$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	}
2506	}	3046	}
2507		3047
2508	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2509		3049
2510	Queues a query to the client, calling the given callback with	3050	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3105	my ($ns, $buf) = @_;
2566		3106
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3107	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3108
2569	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
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3117	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3118	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3119	}
		3120
		3121	$ns->ext_reply ($reply, @reply)
		3122	if $reply;
		3123
2576	} else {	3124	} else {
2577	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";
2578	}	3126	}
2579		3127
2580	cf::override;	3128	cf::override;
…		…
2602		3150
2603	$coro	3151	$coro
2604	}	3152	}
2605		3153
2606	cf::client->attach (	3154	cf::client->attach (
2607	on_destroy => sub {	3155	on_client_destroy => sub {
2608	my ($ns) = @_;	3156	my ($ns) = @_;
2609		3157
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3159	},
2612	);	3160	);
…		…
2627	our $safe = new Safe "safe";	3175	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2629		3177
2630	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2631		3179
2632	$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	));
2633		3185
2634	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
2635		3187
2636	=pod	3188	=pod
2637		3189
2638	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2639		3191
2640	cf::object	3192	cf::object
2641	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
2642	insert remove	3194	insert remove name archname title slaying race decrease split
		3195	value
2643		3196
2644	cf::object::player	3197	cf::object::player
2645	player	3198	player
2646		3199
2647	cf::player	3200	cf::player
…		…
2652		3205
2653	=cut	3206	=cut
2654		3207
2655	for (	3208	for (
2656	["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
2657	insert remove)],	3210	insert remove inv nrof name archname title slaying race
		3211	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2661	) {	3215	) {
2662	no strict 'refs';	3216	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3236
2683	my $qcode = $code;	3237	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2686		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2687	local $_;	3244	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3245
2690	my $eval =	3246	my $eval =
2691	"do {\n"	3247	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3250	. $code
2695	. "\n}"	3251	. "\n}"
2696	;	3252	;
2697		3253
		3254	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	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	}
2701		3263
2702	if ($@) {	3264	if ($@) {
2703	warn "$@";	3265	warn "$@";
2704	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3286	=cut
2725		3287
2726	sub register_script_function {	3288	sub register_script_function {
2727	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2728		3290
2729	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2731	}	3293	}
2732		3294
2733	=back	3295	=back
2734		3296
2735	=cut	3297	=cut
…		…
2737	#############################################################################	3299	#############################################################################
2738	# the server's init and main functions	3300	# the server's init and main functions
2739		3301
2740	sub load_facedata($) {	3302	sub load_facedata($) {
2741	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;
2742		3310
2743	warn "loading facedata from $path\n";	3311	warn "loading facedata from $path\n";
2744		3312
2745	my $facedata;	3313	my $facedata;
2746	0 < aio_load $path, $facedata	3314	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3317	$facedata = Coro::Storable::thaw $facedata;
2750		3318
2751	$facedata->{version} == 2	3319	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		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
2754	{	3331	{
2755	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
2756		3333
2757	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
2759	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3341
2764	cf::cede_to_tick;	3342	cf::cede_to_tick;
2765	}	3343	}
2766		3344
2767	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
2769	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
2770	or next;	3349	or next;
		3350
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3352	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3354	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3369
2790	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
2791	}	3371	}
2792		3372
2793	{	3373	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3375
2799	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3377	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3379
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3381	cf::face::set_type $idx, $info->{type};
2811	} else {	3382	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3383	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3384	}
2818		3385
2819	cf::cede_to_tick;	3386	cf::cede_to_tick;
2820	}	3387	}
2821	}	3388	}
2822		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3391
2823	1	3392	1
2824	}	3393	}
2825		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
2826	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
2827	load_resource_file "$MAPDIR/regions"	3438	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3439	or die "unable to load regions file\n";
2829		3440
2830	for (cf::region::list) {	3441	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3442	$_->{match} = qr/$_->{match}/
…		…
2839	}	3450	}
2840		3451
2841	sub reload_archetypes {	3452	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3455	}
2850		3456
2851	sub reload_treasures {	3457	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
2854	}	3460	}
2855		3461
2856	sub reload_resources {	3462	sub reload_resources {
2857	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
2858		3464
		3465	reload_facedata;
		3466	reload_archetypes;
2859	reload_regions;	3467	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3468	reload_treasures;
2864		3469
2865	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
2866	}	3471	}
2867		3472
2868	sub init {	3473	sub reload_config {
2869	reload_resources;	3474	warn "reloading config file...\n";
2870	}
2871		3475
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3477	or return;
2875		3478
2876	local $/;	3479	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
2878		3481
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3483
2881	$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};
2882	$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};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3491	};
2889	warn $@ if $@;	3492	warn $@ if $@;
2890	}	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;
2891	}	3524	}
2892		3525
2893	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
2894	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
2896	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#
2897	(async {	3544	(async {
2898	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
2900	};	3548	};
2901		3549
2902	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;
2903	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
2904	load_extensions;	3568	load_extensions;
2905		3569
2906	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
2907	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;
2908	}	3580	}
2909		3581
2910	#############################################################################	3582	#############################################################################
2911	# initialisation and cleanup	3583	# initialisation and cleanup
2912		3584
2913	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
2914	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3589	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
2923	},
2924	);	3591	};
2925	}	3592	}
2926	}	3593	}
2927		3594
2928	sub write_runtime {	3595	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
2930		3597
2931	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
2933		3600
2934	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3602
2936	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
2937		3604
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3606	or return;
2940		3607
2941	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
2954		3621
2955	close $fh	3622	close $fh
2956	or return;	3623	or return;
2957		3624
2958	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3626	and return;
2960		3627
2961	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
2962		3629
2963	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 };
2964	}	3681	}
2965		3682
2966	sub emergency_save() {	3683	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
2968		3685
2969	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
2970		3687
2971	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
2972	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3702	$pl->save;
2980	}	3703	}
2981	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
2982		3705
2983	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3709	$map->valid or next;
2987	$map->save;	3710	$map->save;
2988	}	3711	}
2989	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
2990		3713
2991	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
2993	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";
2994	};	3721	};
2995		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
2996	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
2997	}	3729	}
2998		3730
2999	sub post_cleanup {	3731	sub post_cleanup {
3000	my ($make_core) = @_;	3732	my ($make_core) = @_;
3001		3733
3002	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3003	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 $pkg\n";#d#
3004	}	3765	}
3005		3766
3006	sub do_reload_perl() {	3767	sub do_reload_perl() {
3007	# can/must only be called in main	3768	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3010	return;	3771	return;
3011	}	3772	}
3012		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3013	warn "reloading...";	3779	warn "reloading...";
3014		3780
3015	warn "entering sync_job";	3781	warn "entering sync_job";
3016		3782
3017	cf::sync_job {	3783	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3785	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3021		3787
3022	warn "syncing database to disk";	3788	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3790
3025	# 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
3026		3792
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3796	}
3064		3797
3065	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3067	}	3800	%EXT_CORO = ();
3068		3801
3069	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3811	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3812
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3080	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3081	}	3822	}
3082		3823
3083	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 $k;
3084	}	3839	}
3085		3840
3086	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3088	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);
3089		3844
3090	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3848
3094	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3850	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3097		3852
3098	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3099		3854
3100	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3101	require cf;	3856	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3103		3858
3104	warn "loading config and database again";	3859	warn "loading config and database again";
3105	cf::cfg_load;	3860	cf::reload_config;
3106		3861
3107	warn "loading extensions";	3862	warn "loading extensions";
3108	cf::load_extensions;	3863	cf::load_extensions;
3109		3864
		3865	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3116		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3117	warn "leaving sync_job";	3877	warn "leaving sync_job";
3118		3878
3119	1	3879	1
3120	} or do {	3880	} or do {
3121	warn $@;	3881	warn $@;
3122	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3883	};
3125		3884
3126	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3127	};	3891	};
3128		3892
3129	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3130		3894
3131	sub reload_perl() {	3895	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3134		3898
3135	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3901
3138	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3903	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3142	},	3905	};
3143	);	3906	};
3144	}	3907	}
3145		3908
3146	register_command "reload" => sub {	3909	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3148		3911
3149	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3916	reload_perl;
		3917	};
3152	}	3918	}
3153	};	3919	};
3154		3920
3155	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3156		3922
…		…
3158		3924
3159	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3161		3927
3162	sub wait_for_tick {	3928	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3930
3166	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3933	$signal->wait;
3169	}	3934	}
3170		3935
3171	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3938
3175	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3941	$signal->wait;
3178	}	3942	}
3179		3943
3180	my $min = 1e6;#d#	3944	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3192	return;	3948	return;
3193	}	3949	}
3194		3950
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3198		3952
3199	0 && sync_job {#d#	3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		3954
3205	$map->width (50);	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3957	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3958	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3959	write_runtime_sync
3210		3960	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3961	};
		3962	}
3221		3963
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3965	$sig->send;
3238	}	3966	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3968	$sig->send;
3241	}	3969	}
3242		3970
3243	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3973
3254	_post_tick;	3974	if (0) {
3255		3975	if ($NEXT_TICK) {
3256		3976	my $jitter = $TICK_START - $NEXT_TICK;
		3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3978	warn "jitter $JITTER\n";#d#
		3979	}
3257	},	3980	}
3258	);	3981	}
3259		3982
3260	{	3983	{
3261	BDB::max_poll_time $TICK * 0.1;	3984	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3985
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3271		3987	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3988	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3989
3287	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3288	$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);
3289		3997
3290	cf::sync_job {	3998	cf::sync_job {
3291	eval {	3999	eval {
3292	BDB::db_env_open	4000	BDB::db_env_open
3293	$DB_ENV,	4001	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4005	0666;
3298		4006
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4008	};
3304		4009
3305	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4011	};
3307	}	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	};
3308	}	4023	}
3309		4024
3310	{	4025	{
		4026	# configure IO::AIO
		4027
3311	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4031	}
3324		4032
3325	my $_log_backtrace;	4033	my $_log_backtrace;
3326		4034
3327	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3331		4039
3332	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3335	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3336	my @bt = fork_call {	4047	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	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 |"
3340	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3348	}	4059	}
3349		4060
3350	@funcs	4061	@funcs
3351	};	4062	};
3352		4063
3353	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4067	--$_log_backtrace;
3356	};	4068	};
3357	} else {	4069	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4072	}
3361	}	4073	}
3362		4074
3363	# load additional modules	4075	# load additional modules
3364	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3365		4078
3366	END { cf::emergency_save }	4079	END { cf::emergency_save }
3367		4080
3368	1	4081	1
3369		4082

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